diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnx2x')
24 files changed, 5129 insertions, 4388 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h index 3dba2a70a00..8206a293e6b 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h @@ -6,7 +6,7 @@ * it under the terms of the GNU General Public License as published by * the Free Software Foundation. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> * Written by: Eliezer Tamir * Based on code from Michael Chan's bnx2 driver */ @@ -26,20 +26,18 @@ * (you will need to reboot afterwards) */ /* #define BNX2X_STOP_ON_ERROR */ -#define DRV_MODULE_VERSION "1.78.17-0" -#define DRV_MODULE_RELDATE "2013/04/11" +#define DRV_MODULE_VERSION "1.78.19-0" +#define DRV_MODULE_RELDATE "2014/02/10" #define BNX2X_BC_VER 0x040200 #if defined(CONFIG_DCB) #define BCM_DCBNL #endif - #include "bnx2x_hsi.h" #include "../cnic_if.h" - #define BNX2X_MIN_MSIX_VEC_CNT(bp) ((bp)->min_msix_vec_cnt) #include <linux/mdio.h> @@ -77,13 +75,22 @@ enum bnx2x_int_mode { #define BNX2X_MSG_DCB 0x8000000 /* regular debug print */ +#define DP_INNER(fmt, ...) \ + pr_notice("[%s:%d(%s)]" fmt, \ + __func__, __LINE__, \ + bp->dev ? (bp->dev->name) : "?", \ + ##__VA_ARGS__); + #define DP(__mask, fmt, ...) \ do { \ if (unlikely(bp->msg_enable & (__mask))) \ - pr_notice("[%s:%d(%s)]" fmt, \ - __func__, __LINE__, \ - bp->dev ? (bp->dev->name) : "?", \ - ##__VA_ARGS__); \ + DP_INNER(fmt, ##__VA_ARGS__); \ +} while (0) + +#define DP_AND(__mask, fmt, ...) \ +do { \ + if (unlikely((bp->msg_enable & (__mask)) == __mask)) \ + DP_INNER(fmt, ##__VA_ARGS__); \ } while (0) #define DP_CONT(__mask, fmt, ...) \ @@ -114,7 +121,6 @@ do { \ #define BNX2X_ERROR(fmt, ...) \ pr_err("[%s:%d]" fmt, __func__, __LINE__, ##__VA_ARGS__) - /* before we have a dev->name use dev_info() */ #define BNX2X_DEV_INFO(fmt, ...) \ do { \ @@ -147,7 +153,6 @@ do { \ #define U64_HI(x) ((u32)(((u64)(x)) >> 32)) #define HILO_U64(hi, lo) ((((u64)(hi)) << 32) + (lo)) - #define REG_ADDR(bp, offset) ((bp->regview) + (offset)) #define REG_RD(bp, offset) readl(REG_ADDR(bp, offset)) @@ -250,8 +255,37 @@ enum { BNX2X_MAX_CNIC_ETH_CL_ID_IDX, }; -#define BNX2X_CNIC_START_ETH_CID(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) *\ +/* use a value high enough to be above all the PFs, which has least significant + * nibble as 8, so when cnic needs to come up with a CID for UIO to use to + * calculate doorbell address according to old doorbell configuration scheme + * (db_msg_sz 1 << 7 * cid + 0x40 DPM offset) it can come up with a valid number + * We must avoid coming up with cid 8 for iscsi since according to this method + * the designated UIO cid will come out 0 and it has a special handling for that + * case which doesn't suit us. Therefore will will cieling to closes cid which + * has least signigifcant nibble 8 and if it is 8 we will move forward to 0x18. + */ + +#define BNX2X_1st_NON_L2_ETH_CID(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) * \ (bp)->max_cos) +/* amount of cids traversed by UIO's DPM addition to doorbell */ +#define UIO_DPM 8 +/* roundup to DPM offset */ +#define UIO_ROUNDUP(bp) (roundup(BNX2X_1st_NON_L2_ETH_CID(bp), \ + UIO_DPM)) +/* offset to nearest value which has lsb nibble matching DPM */ +#define UIO_CID_OFFSET(bp) ((UIO_ROUNDUP(bp) + UIO_DPM) % \ + (UIO_DPM * 2)) +/* add offset to rounded-up cid to get a value which could be used with UIO */ +#define UIO_DPM_ALIGN(bp) (UIO_ROUNDUP(bp) + UIO_CID_OFFSET(bp)) +/* but wait - avoid UIO special case for cid 0 */ +#define UIO_DPM_CID0_OFFSET(bp) ((UIO_DPM * 2) * \ + (UIO_DPM_ALIGN(bp) == UIO_DPM)) +/* Properly DPM aligned CID dajusted to cid 0 secal case */ +#define BNX2X_CNIC_START_ETH_CID(bp) (UIO_DPM_ALIGN(bp) + \ + (UIO_DPM_CID0_OFFSET(bp))) +/* how many cids were wasted - need this value for cid allocation */ +#define UIO_CID_PAD(bp) (BNX2X_CNIC_START_ETH_CID(bp) - \ + BNX2X_1st_NON_L2_ETH_CID(bp)) /* iSCSI L2 */ #define BNX2X_ISCSI_ETH_CID(bp) (BNX2X_CNIC_START_ETH_CID(bp)) /* FCoE L2 */ @@ -312,6 +346,7 @@ struct sw_tx_bd { u8 flags; /* Set on the first BD descriptor when there is a split BD */ #define BNX2X_TSO_SPLIT_BD (1<<0) +#define BNX2X_HAS_SECOND_PBD (1<<1) }; struct sw_rx_page { @@ -366,7 +401,7 @@ union db_prod { /* * Number of required SGEs is the sum of two: * 1. Number of possible opened aggregations (next packet for - * these aggregations will probably consume SGE immidiatelly) + * these aggregations will probably consume SGE immediately) * 2. Rest of BRB blocks divided by 2 (block will consume new SGE only * after placement on BD for new TPA aggregation) * @@ -387,7 +422,6 @@ union db_prod { #define BIT_VEC64_ELEM_SHIFT 6 #define BIT_VEC64_ELEM_MASK ((u64)BIT_VEC64_ELEM_SZ - 1) - #define __BIT_VEC64_SET_BIT(el, bit) \ do { \ el = ((el) | ((u64)0x1 << (bit))); \ @@ -398,7 +432,6 @@ union db_prod { el = ((el) & (~((u64)0x1 << (bit)))); \ } while (0) - #define BIT_VEC64_SET_BIT(vec64, idx) \ __BIT_VEC64_SET_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \ (idx) & BIT_VEC64_ELEM_MASK) @@ -419,8 +452,6 @@ union db_prod { /*******************************************************/ - - /* Number of u64 elements in SGE mask array */ #define RX_SGE_MASK_LEN (NUM_RX_SGE / BIT_VEC64_ELEM_SZ) #define RX_SGE_MASK_LEN_MASK (RX_SGE_MASK_LEN - 1) @@ -451,7 +482,7 @@ struct bnx2x_agg_info { u16 vlan_tag; u16 len_on_bd; u32 rxhash; - bool l4_rxhash; + enum pkt_hash_types rxhash_type; u16 gro_size; u16 full_page; }; @@ -493,11 +524,28 @@ struct bnx2x_fastpath { struct bnx2x *bp; /* parent */ struct napi_struct napi; + +#ifdef CONFIG_NET_RX_BUSY_POLL + unsigned int state; +#define BNX2X_FP_STATE_IDLE 0 +#define BNX2X_FP_STATE_NAPI (1 << 0) /* NAPI owns this FP */ +#define BNX2X_FP_STATE_POLL (1 << 1) /* poll owns this FP */ +#define BNX2X_FP_STATE_DISABLED (1 << 2) +#define BNX2X_FP_STATE_NAPI_YIELD (1 << 3) /* NAPI yielded this FP */ +#define BNX2X_FP_STATE_POLL_YIELD (1 << 4) /* poll yielded this FP */ +#define BNX2X_FP_OWNED (BNX2X_FP_STATE_NAPI | BNX2X_FP_STATE_POLL) +#define BNX2X_FP_YIELD (BNX2X_FP_STATE_NAPI_YIELD | BNX2X_FP_STATE_POLL_YIELD) +#define BNX2X_FP_LOCKED (BNX2X_FP_OWNED | BNX2X_FP_STATE_DISABLED) +#define BNX2X_FP_USER_PEND (BNX2X_FP_STATE_POLL | BNX2X_FP_STATE_POLL_YIELD) + /* protect state */ + spinlock_t lock; +#endif /* CONFIG_NET_RX_BUSY_POLL */ + union host_hc_status_block status_blk; - /* chip independed shortcuts into sb structure */ + /* chip independent shortcuts into sb structure */ __le16 *sb_index_values; __le16 *sb_running_index; - /* chip independed shortcut into rx_prods_offset memory */ + /* chip independent shortcut into rx_prods_offset memory */ u32 ustorm_rx_prods_offset; u32 rx_buf_size; @@ -565,6 +613,138 @@ struct bnx2x_fastpath { #define bnx2x_fp_stats(bp, fp) (&((bp)->fp_stats[(fp)->index])) #define bnx2x_fp_qstats(bp, fp) (&((bp)->fp_stats[(fp)->index].eth_q_stats)) +#ifdef CONFIG_NET_RX_BUSY_POLL +static inline void bnx2x_fp_init_lock(struct bnx2x_fastpath *fp) +{ + spin_lock_init(&fp->lock); + fp->state = BNX2X_FP_STATE_IDLE; +} + +/* called from the device poll routine to get ownership of a FP */ +static inline bool bnx2x_fp_lock_napi(struct bnx2x_fastpath *fp) +{ + bool rc = true; + + spin_lock_bh(&fp->lock); + if (fp->state & BNX2X_FP_LOCKED) { + WARN_ON(fp->state & BNX2X_FP_STATE_NAPI); + fp->state |= BNX2X_FP_STATE_NAPI_YIELD; + rc = false; + } else { + /* we don't care if someone yielded */ + fp->state = BNX2X_FP_STATE_NAPI; + } + spin_unlock_bh(&fp->lock); + return rc; +} + +/* returns true is someone tried to get the FP while napi had it */ +static inline bool bnx2x_fp_unlock_napi(struct bnx2x_fastpath *fp) +{ + bool rc = false; + + spin_lock_bh(&fp->lock); + WARN_ON(fp->state & + (BNX2X_FP_STATE_POLL | BNX2X_FP_STATE_NAPI_YIELD)); + + if (fp->state & BNX2X_FP_STATE_POLL_YIELD) + rc = true; + + /* state ==> idle, unless currently disabled */ + fp->state &= BNX2X_FP_STATE_DISABLED; + spin_unlock_bh(&fp->lock); + return rc; +} + +/* called from bnx2x_low_latency_poll() */ +static inline bool bnx2x_fp_lock_poll(struct bnx2x_fastpath *fp) +{ + bool rc = true; + + spin_lock_bh(&fp->lock); + if ((fp->state & BNX2X_FP_LOCKED)) { + fp->state |= BNX2X_FP_STATE_POLL_YIELD; + rc = false; + } else { + /* preserve yield marks */ + fp->state |= BNX2X_FP_STATE_POLL; + } + spin_unlock_bh(&fp->lock); + return rc; +} + +/* returns true if someone tried to get the FP while it was locked */ +static inline bool bnx2x_fp_unlock_poll(struct bnx2x_fastpath *fp) +{ + bool rc = false; + + spin_lock_bh(&fp->lock); + WARN_ON(fp->state & BNX2X_FP_STATE_NAPI); + + if (fp->state & BNX2X_FP_STATE_POLL_YIELD) + rc = true; + + /* state ==> idle, unless currently disabled */ + fp->state &= BNX2X_FP_STATE_DISABLED; + spin_unlock_bh(&fp->lock); + return rc; +} + +/* true if a socket is polling, even if it did not get the lock */ +static inline bool bnx2x_fp_ll_polling(struct bnx2x_fastpath *fp) +{ + WARN_ON(!(fp->state & BNX2X_FP_OWNED)); + return fp->state & BNX2X_FP_USER_PEND; +} + +/* false if fp is currently owned */ +static inline bool bnx2x_fp_ll_disable(struct bnx2x_fastpath *fp) +{ + int rc = true; + + spin_lock_bh(&fp->lock); + if (fp->state & BNX2X_FP_OWNED) + rc = false; + fp->state |= BNX2X_FP_STATE_DISABLED; + spin_unlock_bh(&fp->lock); + + return rc; +} +#else +static inline void bnx2x_fp_init_lock(struct bnx2x_fastpath *fp) +{ +} + +static inline bool bnx2x_fp_lock_napi(struct bnx2x_fastpath *fp) +{ + return true; +} + +static inline bool bnx2x_fp_unlock_napi(struct bnx2x_fastpath *fp) +{ + return false; +} + +static inline bool bnx2x_fp_lock_poll(struct bnx2x_fastpath *fp) +{ + return false; +} + +static inline bool bnx2x_fp_unlock_poll(struct bnx2x_fastpath *fp) +{ + return false; +} + +static inline bool bnx2x_fp_ll_polling(struct bnx2x_fastpath *fp) +{ + return false; +} +static inline bool bnx2x_fp_ll_disable(struct bnx2x_fastpath *fp) +{ + return true; +} +#endif /* CONFIG_NET_RX_BUSY_POLL */ + /* Use 2500 as a mini-jumbo MTU for FCoE */ #define BNX2X_FCOE_MINI_JUMBO_MTU 2500 @@ -580,12 +760,10 @@ struct bnx2x_fastpath { txdata_ptr[FIRST_TX_COS_INDEX] \ ->var) - #define IS_ETH_FP(fp) ((fp)->index < BNX2X_NUM_ETH_QUEUES((fp)->bp)) #define IS_FCOE_FP(fp) ((fp)->index == FCOE_IDX((fp)->bp)) #define IS_FCOE_IDX(idx) ((idx) == FCOE_IDX(bp)) - /* MC hsi */ #define MAX_FETCH_BD 13 /* HW max BDs per packet */ #define RX_COPY_THRESH 92 @@ -613,7 +791,7 @@ struct bnx2x_fastpath { * START_BD(splitted) - includes unpaged data segment for GSO * PARSING_BD - for TSO and CSUM data * PARSING_BD2 - for encapsulation data - * Frag BDs - decribes pages for frags + * Frag BDs - describes pages for frags */ #define BDS_PER_TX_PKT 4 #define MAX_BDS_PER_TX_PKT (MAX_SKB_FRAGS + BDS_PER_TX_PKT) @@ -693,12 +871,10 @@ struct bnx2x_fastpath { FW_DROP_LEVEL(bp)) #define RCQ_TH_HI(bp) (RCQ_TH_LO(bp) + DROPLESS_FC_HEADROOM) - /* This is needed for determining of last_max */ #define SUB_S16(a, b) (s16)((s16)(a) - (s16)(b)) #define SUB_S32(a, b) (s32)((s32)(a) - (s32)(b)) - #define BNX2X_SWCID_SHIFT 17 #define BNX2X_SWCID_MASK ((0x1 << BNX2X_SWCID_SHIFT) - 1) @@ -712,18 +888,15 @@ struct bnx2x_fastpath { #define BD_UNMAP_LEN(bd) (le16_to_cpu((bd)->nbytes)) #define BNX2X_DB_MIN_SHIFT 3 /* 8 bytes */ -#define BNX2X_DB_SHIFT 7 /* 128 bytes*/ +#define BNX2X_DB_SHIFT 3 /* 8 bytes*/ #if (BNX2X_DB_SHIFT < BNX2X_DB_MIN_SHIFT) #error "Min DB doorbell stride is 8" #endif -#define DPM_TRIGER_TYPE 0x40 #define DOORBELL(bp, cid, val) \ do { \ - writel((u32)(val), bp->doorbells + (bp->db_size * (cid)) + \ - DPM_TRIGER_TYPE); \ + writel((u32)(val), bp->doorbells + (bp->db_size * (cid))); \ } while (0) - /* TX CSUM helpers */ #define SKB_CS_OFF(skb) (offsetof(struct tcphdr, check) - \ skb->csum_offset) @@ -766,7 +939,6 @@ struct bnx2x_fastpath { #define BNX2X_RX_SUM_FIX(cqe) \ BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags) - #define FP_USB_FUNC_OFF \ offsetof(struct cstorm_status_block_u, func) #define FP_CSB_FUNC_OFF \ @@ -900,14 +1072,14 @@ struct bnx2x_common { #define CHIP_IS_E3A0(bp) (CHIP_IS_E3(bp) && \ (CHIP_REV(bp) == CHIP_REV_Ax)) /* This define is used in two main places: - * 1. In the early stages of nic_load, to know if to configrue Parser / Searcher + * 1. In the early stages of nic_load, to know if to configure Parser / Searcher * to nic-only mode or to offload mode. Offload mode is configured if either the * chip is E1x (where MIC_MODE register is not applicable), or if cnic already * registered for this port (which means that the user wants storage services). * 2. During cnic-related load, to know if offload mode is already configured in - * the HW or needs to be configrued. + * the HW or needs to be configured. * Since the transition from nic-mode to offload-mode in HW causes traffic - * coruption, nic-mode is configured only in ports on which storage services + * corruption, nic-mode is configured only in ports on which storage services * where never requested. */ #define CONFIGURE_NIC_MODE(bp) (!CHIP_IS_E1x(bp) && !CNIC_ENABLED(bp)) @@ -984,18 +1156,28 @@ struct bnx2x_port { (offsetof(struct bnx2x_eth_stats, stat_name) / 4) /* slow path */ - -/* slow path work-queue */ -extern struct workqueue_struct *bnx2x_wq; - #define BNX2X_MAX_NUM_OF_VFS 64 -#define BNX2X_VF_CID_WND 0 +#define BNX2X_VF_CID_WND 4 /* log num of queues per VF. HW config. */ #define BNX2X_CIDS_PER_VF (1 << BNX2X_VF_CID_WND) -#define BNX2X_CLIENTS_PER_VF 1 -#define BNX2X_FIRST_VF_CID 256 + +/* We need to reserve doorbell addresses for all VF and queue combinations */ #define BNX2X_VF_CIDS (BNX2X_MAX_NUM_OF_VFS * BNX2X_CIDS_PER_VF) + +/* The doorbell is configured to have the same number of CIDs for PFs and for + * VFs. For this reason the PF CID zone is as large as the VF zone. + */ +#define BNX2X_FIRST_VF_CID BNX2X_VF_CIDS +#define BNX2X_MAX_NUM_VF_QUEUES 64 #define BNX2X_VF_ID_INVALID 0xFF +/* the number of VF CIDS multiplied by the amount of bytes reserved for each + * cid must not exceed the size of the VF doorbell + */ +#define BNX2X_VF_BAR_SIZE 512 +#if (BNX2X_VF_BAR_SIZE < BNX2X_CIDS_PER_VF * (1 << BNX2X_DB_SHIFT)) +#error "VF doorbell bar size is 512" +#endif + /* * The total number of L2 queues, MSIX vectors and HW contexts (CIDs) is * control by the number of fast-path status blocks supported by the @@ -1008,14 +1190,14 @@ extern struct workqueue_struct *bnx2x_wq; * If the maximum number of FP-SB available is X then: * a. If CNIC is supported it consumes 1 FP-SB thus the max number of * regular L2 queues is Y=X-1 - * b. in MF mode the actual number of L2 queues is Y= (X-1/MF_factor) + * b. In MF mode the actual number of L2 queues is Y= (X-1/MF_factor) * c. If the FCoE L2 queue is supported the actual number of L2 queues * is Y+1 * d. The number of irqs (MSIX vectors) is either Y+1 (one extra for * slow-path interrupts) or Y+2 if CNIC is supported (one additional * FP interrupt context for the CNIC). * e. The number of HW context (CID count) is always X or X+1 if FCoE - * L2 queue is supported. the cid for the FCoE L2 queue is always X. + * L2 queue is supported. The cid for the FCoE L2 queue is always X. */ /* fast-path interrupt contexts E1x */ @@ -1045,8 +1227,9 @@ union cdu_context { /* TM (timers) host DB constants */ #define TM_ILT_PAGE_SZ_HW 0 #define TM_ILT_PAGE_SZ (4096 << TM_ILT_PAGE_SZ_HW) /* 4K */ -/* #define TM_CONN_NUM (CNIC_STARTING_CID+CNIC_ISCSI_CXT_MAX) */ -#define TM_CONN_NUM 1024 +#define TM_CONN_NUM (BNX2X_FIRST_VF_CID + \ + BNX2X_VF_CIDS + \ + CNIC_ISCSI_CID_MAX) #define TM_ILT_SZ (8 * TM_CONN_NUM) #define TM_ILT_LINES DIV_ROUND_UP(TM_ILT_SZ, TM_ILT_PAGE_SZ) @@ -1068,7 +1251,6 @@ struct bnx2x_slowpath { struct eth_classify_rules_ramrod_data e2; } mac_rdata; - union { struct tstorm_eth_mac_filter_config e1x; struct eth_filter_rules_ramrod_data e2; @@ -1085,6 +1267,7 @@ struct bnx2x_slowpath { union { struct client_init_ramrod_data init_data; struct client_update_ramrod_data update_data; + struct tpa_update_ramrod_data tpa_data; } q_rdata; union { @@ -1098,7 +1281,10 @@ struct bnx2x_slowpath { * Therefore, if they would have been defined in the same union, * data can get corrupted. */ - struct afex_vif_list_ramrod_data func_afex_rdata; + union { + struct afex_vif_list_ramrod_data viflist_data; + struct function_update_data func_update; + } func_afex_rdata; /* used by dmae command executer */ struct dmae_command dmae[MAX_DMAE_C]; @@ -1119,7 +1305,6 @@ struct bnx2x_slowpath { #define bnx2x_sp_mapping(bp, var) \ (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var)) - /* attn group wiring */ #define MAX_DYNAMIC_ATTN_GRPS 8 @@ -1214,17 +1399,24 @@ struct bnx2x_fw_stats_data { }; /* Public slow path states */ -enum { +enum sp_rtnl_flag { BNX2X_SP_RTNL_SETUP_TC, BNX2X_SP_RTNL_TX_TIMEOUT, BNX2X_SP_RTNL_FAN_FAILURE, BNX2X_SP_RTNL_AFEX_F_UPDATE, BNX2X_SP_RTNL_ENABLE_SRIOV, BNX2X_SP_RTNL_VFPF_MCAST, - BNX2X_SP_RTNL_VFPF_STORM_RX_MODE, + BNX2X_SP_RTNL_VFPF_CHANNEL_DOWN, + BNX2X_SP_RTNL_RX_MODE, BNX2X_SP_RTNL_HYPERVISOR_VLAN, + BNX2X_SP_RTNL_TX_STOP, + BNX2X_SP_RTNL_GET_DRV_VERSION, }; +enum bnx2x_iov_flag { + BNX2X_IOV_HANDLE_VF_MSG, + BNX2X_IOV_HANDLE_FLR, +}; struct bnx2x_prev_path_list { struct list_head list; @@ -1375,7 +1567,6 @@ struct bnx2x { #define PCI_32BIT_FLAG (1 << 1) #define ONE_PORT_FLAG (1 << 2) #define NO_WOL_FLAG (1 << 3) -#define USING_DAC_FLAG (1 << 4) #define USING_MSIX_FLAG (1 << 5) #define USING_MSI_FLAG (1 << 6) #define DISABLE_MSI_FLAG (1 << 7) @@ -1388,10 +1579,15 @@ struct bnx2x { #define NO_ISCSI_FLAG (1 << 14) #define NO_FCOE_FLAG (1 << 15) #define BC_SUPPORTS_PFC_STATS (1 << 17) +#define TX_SWITCHING (1 << 18) #define BC_SUPPORTS_FCOE_FEATURES (1 << 19) #define USING_SINGLE_MSIX_FLAG (1 << 20) #define BC_SUPPORTS_DCBX_MSG_NON_PMF (1 << 21) #define IS_VF_FLAG (1 << 22) +#define INTERRUPTS_ENABLED_FLAG (1 << 23) +#define BC_SUPPORTS_RMMOD_CMD (1 << 24) +#define HAS_PHYS_PORT_ID (1 << 25) +#define AER_ENABLED (1 << 26) #define BP_NOMCP(bp) ((bp)->flags & NO_MCP_FLAG) @@ -1417,10 +1613,11 @@ struct bnx2x { */ bool fcoe_init; - int pm_cap; int mrrs; struct delayed_work sp_task; + struct delayed_work iov_task; + atomic_t interrupt_occurred; struct delayed_work sp_rtnl_task; @@ -1468,7 +1665,7 @@ struct bnx2x { u16 rx_ticks_int; u16 rx_ticks; /* Maximal coalescing timeout in us */ -#define BNX2X_MAX_COALESCE_TOUT (0xf0*12) +#define BNX2X_MAX_COALESCE_TOUT (0xff*BNX2X_BTR) u32 lin_cnt; @@ -1511,6 +1708,10 @@ struct bnx2x { struct bnx2x_slowpath *slowpath; dma_addr_t slowpath_mapping; + /* Mechanism protecting the drv_info_to_mcp */ + struct mutex drv_info_mutex; + bool drv_info_mng_owner; + /* Total number of FW statistics requests */ u8 fw_stats_num; @@ -1537,10 +1738,10 @@ struct bnx2x { dma_addr_t fw_stats_data_mapping; int fw_stats_data_sz; - /* For max 196 cids (64*3 + non-eth), 32KB ILT page size and 1KB + /* For max 1024 cids (VF RSS), 32KB ILT page size and 1KB * context size we need 8 ILT entries. */ -#define ILT_MAX_L2_LINES 8 +#define ILT_MAX_L2_LINES 32 struct hw_context context[ILT_MAX_L2_LINES]; struct bnx2x_ilt *ilt; @@ -1556,10 +1757,11 @@ struct bnx2x { * Maximum CID count that might be required by the bnx2x: * Max RSS * Max_Tx_Multi_Cos + FCoE + iSCSI */ + #define BNX2X_L2_CID_COUNT(bp) (BNX2X_NUM_ETH_QUEUES(bp) * BNX2X_MULTI_TX_COS \ - + 2 * CNIC_SUPPORT(bp)) + + CNIC_SUPPORT(bp) * (2 + UIO_CID_PAD(bp))) #define BNX2X_L2_MAX_CID(bp) (BNX2X_MAX_RSS_COUNT(bp) * BNX2X_MULTI_TX_COS \ - + 2 * CNIC_SUPPORT(bp)) + + CNIC_SUPPORT(bp) * (2 + UIO_CID_PAD(bp))) #define L2_ILT_LINES(bp) (DIV_ROUND_UP(BNX2X_L2_CID_COUNT(bp),\ ILT_PAGE_CIDS)) @@ -1585,7 +1787,7 @@ struct bnx2x { struct mutex cnic_mutex; struct bnx2x_vlan_mac_obj iscsi_l2_mac_obj; - /* Start index of the "special" (CNIC related) L2 cleints */ + /* Start index of the "special" (CNIC related) L2 clients */ u8 cnic_base_cl_id; int dmae_ready; @@ -1699,7 +1901,10 @@ struct bnx2x { /* operation indication for the sp_rtnl task */ unsigned long sp_rtnl_state; - /* DCBX Negotation results */ + /* Indication of the IOV tasks */ + unsigned long iov_task_state; + + /* DCBX Negotiation results */ struct dcbx_features dcbx_local_feat; u32 dcbx_error; @@ -1720,6 +1925,10 @@ struct bnx2x { int fp_array_size; u32 dump_preset_idx; + bool stats_started; + struct semaphore stats_sema; + + u8 phys_port_id[ETH_ALEN]; }; /* Tx queues may be less or equal to Rx queues */ @@ -1754,8 +1963,7 @@ extern int num_queues; #define FUNC_FLG_TPA 0x0008 #define FUNC_FLG_SPQ 0x0010 #define FUNC_FLG_LEADING 0x0020 /* PF only */ - - +#define FUNC_FLG_LEADING_STATS 0x0040 struct bnx2x_func_init_params { /* dma */ dma_addr_t fw_stat_map; /* valid iff FUNC_FLG_STATS */ @@ -1853,9 +2061,6 @@ struct bnx2x_func_init_params { #define skip_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx)) - - - /** * bnx2x_set_mac_one - configure a single MAC address * @@ -1899,7 +2104,6 @@ int bnx2x_del_all_macs(struct bnx2x *bp, void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p); void bnx2x_init_sb(struct bnx2x *bp, dma_addr_t mapping, int vfid, u8 vf_valid, int fw_sb_id, int igu_sb_id); -u32 bnx2x_get_pretend_reg(struct bnx2x *bp); int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port); int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port); int bnx2x_set_mult_gpio(struct bnx2x *bp, u8 pins, u32 mode); @@ -1920,8 +2124,8 @@ u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type, void bnx2x_prep_dmae_with_comp(struct bnx2x *bp, struct dmae_command *dmae, u8 src_type, u8 dst_type); -int bnx2x_issue_dmae_with_comp(struct bnx2x *bp, struct dmae_command *dmae); -void bnx2x_dp_dmae(struct bnx2x *bp, struct dmae_command *dmae, int msglvl); +int bnx2x_issue_dmae_with_comp(struct bnx2x *bp, struct dmae_command *dmae, + u32 *comp); /* FLR related routines */ u32 bnx2x_flr_clnup_poll_count(struct bnx2x *bp); @@ -1937,6 +2141,8 @@ int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, void bnx2x_update_coalesce(struct bnx2x *bp); int bnx2x_get_cur_phy_idx(struct bnx2x *bp); +bool bnx2x_port_after_undi(struct bnx2x *bp); + static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms, int wait) { @@ -1957,9 +2163,8 @@ static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms, void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id, bool is_pf); -#define BNX2X_ILT_ZALLOC(x, y, size) \ - x = dma_alloc_coherent(&bp->pdev->dev, size, y, \ - GFP_KERNEL | __GFP_ZERO) +#define BNX2X_ILT_ZALLOC(x, y, size) \ + x = dma_zalloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL) #define BNX2X_ILT_FREE(x, y, size) \ do { \ @@ -1998,7 +2203,6 @@ void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id, #define UNLOAD_CLOSE 1 #define UNLOAD_RECOVERY 2 - /* DMAE command defines */ #define DMAE_TIMEOUT -1 #define DMAE_PCI_ERROR -2 /* E2 and onward */ @@ -2062,7 +2266,8 @@ void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id, #define DMAE_LEN32_WR_MAX(bp) (CHIP_IS_E1(bp) ? 0x400 : 0x2000) #define DMAE_COMP_VAL 0x60d0d0ae /* E2 and on - upper bit - indicates eror */ + * indicates error + */ #define MAX_DMAE_C_PER_PORT 8 #define INIT_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \ @@ -2079,7 +2284,7 @@ void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id, #define BNX2X_NUM_TESTS_SF 7 #define BNX2X_NUM_TESTS_MF 3 #define BNX2X_NUM_TESTS(bp) (IS_MF(bp) ? BNX2X_NUM_TESTS_MF : \ - BNX2X_NUM_TESTS_SF) + IS_VF(bp) ? 0 : BNX2X_NUM_TESTS_SF) #define BNX2X_PHY_LOOPBACK 0 #define BNX2X_MAC_LOOPBACK 1 @@ -2100,7 +2305,6 @@ void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id, #define SP_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_spe)) #define MAX_SP_DESC_CNT (SP_DESC_CNT - 1) - #define BNX2X_BTR 4 #define MAX_SPQ_PENDING 8 @@ -2137,6 +2341,8 @@ void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id, #define ATTN_HARD_WIRED_MASK 0xff00 #define ATTENTION_ID 4 +#define IS_MF_STORAGE_ONLY(bp) (IS_MF_STORAGE_SD(bp) || \ + IS_MF_FCOE_AFEX(bp)) /* stuff added to make the code fit 80Col */ @@ -2280,7 +2486,8 @@ void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id, #define GOOD_ME_REG(me_reg) (((me_reg) & ME_REG_VF_VALID) && \ (!((me_reg) & ME_REG_VF_ERR))) -int bnx2x_nic_load_analyze_req(struct bnx2x *bp, u32 load_code); +int bnx2x_compare_fw_ver(struct bnx2x *bp, u32 load_code, bool print_err); + /* Congestion management fairness mode */ #define CMNG_FNS_NONE 0 #define CMNG_FNS_MINMAX 1 @@ -2338,4 +2545,13 @@ enum { #define NUM_MACS 8 +void bnx2x_set_local_cmng(struct bnx2x *bp); + +void bnx2x_update_mng_version(struct bnx2x *bp); + +#define MCPR_SCRATCH_BASE(bp) \ + (CHIP_IS_E1x(bp) ? MCP_REG_MCPR_SCRATCH : MCP_A_REG_MCPR_SCRATCH) + +#define E1H_MAX_MF_SB_COUNT (HC_SB_MAX_SB_E1X/(E1HVN_MAX * PORT_MAX)) + #endif /* bnx2x.h */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index be59ec4b2c3..c43e7238de2 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -6,7 +6,7 @@ * it under the terms of the GNU General Public License as published by * the Free Software Foundation. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> * Written by: Eliezer Tamir * Based on code from Michael Chan's bnx2 driver * UDP CSUM errata workaround by Arik Gendelman @@ -24,11 +24,53 @@ #include <net/tcp.h> #include <net/ipv6.h> #include <net/ip6_checksum.h> +#include <net/busy_poll.h> #include <linux/prefetch.h> #include "bnx2x_cmn.h" #include "bnx2x_init.h" #include "bnx2x_sp.h" +static void bnx2x_free_fp_mem_cnic(struct bnx2x *bp); +static int bnx2x_alloc_fp_mem_cnic(struct bnx2x *bp); +static int bnx2x_alloc_fp_mem(struct bnx2x *bp); +static int bnx2x_poll(struct napi_struct *napi, int budget); + +static void bnx2x_add_all_napi_cnic(struct bnx2x *bp) +{ + int i; + + /* Add NAPI objects */ + for_each_rx_queue_cnic(bp, i) { + netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi), + bnx2x_poll, NAPI_POLL_WEIGHT); + napi_hash_add(&bnx2x_fp(bp, i, napi)); + } +} + +static void bnx2x_add_all_napi(struct bnx2x *bp) +{ + int i; + + /* Add NAPI objects */ + for_each_eth_queue(bp, i) { + netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi), + bnx2x_poll, NAPI_POLL_WEIGHT); + napi_hash_add(&bnx2x_fp(bp, i, napi)); + } +} + +static int bnx2x_calc_num_queues(struct bnx2x *bp) +{ + int nq = bnx2x_num_queues ? : netif_get_num_default_rss_queues(); + + /* Reduce memory usage in kdump environment by using only one queue */ + if (reset_devices) + nq = 1; + + nq = clamp(nq, 1, BNX2X_MAX_QUEUES(bp)); + return nq; +} + /** * bnx2x_move_fp - move content of the fastpath structure. * @@ -52,6 +94,7 @@ static inline void bnx2x_move_fp(struct bnx2x *bp, int from, int to) struct bnx2x_fp_stats *to_fp_stats = &bp->fp_stats[to]; int old_max_eth_txqs, new_max_eth_txqs; int old_txdata_index = 0, new_txdata_index = 0; + struct bnx2x_agg_info *old_tpa_info = to_fp->tpa_info; /* Copy the NAPI object as it has been already initialized */ from_fp->napi = to_fp->napi; @@ -60,6 +103,11 @@ static inline void bnx2x_move_fp(struct bnx2x *bp, int from, int to) memcpy(to_fp, from_fp, sizeof(*to_fp)); to_fp->index = to; + /* Retain the tpa_info of the original `to' version as we don't want + * 2 FPs to contain the same tpa_info pointer. + */ + to_fp->tpa_info = old_tpa_info; + /* move sp_objs contents as well, as their indices match fp ones */ memcpy(to_sp_objs, from_sp_objs, sizeof(*to_sp_objs)); @@ -124,7 +172,7 @@ static void bnx2x_shrink_eth_fp(struct bnx2x *bp, int delta) int i, cos, old_eth_num = BNX2X_NUM_ETH_QUEUES(bp); /* Queue pointer cannot be re-set on an fp-basis, as moving pointer - * backward along the array could cause memory to be overriden + * backward along the array could cause memory to be overridden */ for (cos = 1; cos < bp->max_cos; cos++) { for (i = 0; i < old_eth_num - delta; i++) { @@ -138,7 +186,7 @@ static void bnx2x_shrink_eth_fp(struct bnx2x *bp, int delta) } } -int load_count[2][3] = { {0} }; /* per-path: 0-common, 1-port0, 2-port1 */ +int bnx2x_load_count[2][3] = { {0} }; /* per-path: 0-common, 1-port0, 2-port1 */ /* free skb in the packet ring at pos idx * return idx of last bd freed @@ -153,6 +201,7 @@ static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata, struct sk_buff *skb = tx_buf->skb; u16 bd_idx = TX_BD(tx_buf->first_bd), new_cons; int nbd; + u16 split_bd_len = 0; /* prefetch skb end pointer to speedup dev_kfree_skb() */ prefetch(&skb->end); @@ -160,11 +209,7 @@ static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata, DP(NETIF_MSG_TX_DONE, "fp[%d]: pkt_idx %d buff @(%p)->skb %p\n", txdata->txq_index, idx, tx_buf, skb); - /* unmap first bd */ tx_start_bd = &txdata->tx_desc_ring[bd_idx].start_bd; - dma_unmap_single(&bp->pdev->dev, BD_UNMAP_ADDR(tx_start_bd), - BD_UNMAP_LEN(tx_start_bd), DMA_TO_DEVICE); - nbd = le16_to_cpu(tx_start_bd->nbd) - 1; #ifdef BNX2X_STOP_ON_ERROR @@ -182,12 +227,25 @@ static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata, --nbd; bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); - /* ...and the TSO split header bd since they have no mapping */ + if (tx_buf->flags & BNX2X_HAS_SECOND_PBD) { + /* Skip second parse bd... */ + --nbd; + bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); + } + + /* TSO headers+data bds share a common mapping. See bnx2x_tx_split() */ if (tx_buf->flags & BNX2X_TSO_SPLIT_BD) { + tx_data_bd = &txdata->tx_desc_ring[bd_idx].reg_bd; + split_bd_len = BD_UNMAP_LEN(tx_data_bd); --nbd; bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); } + /* unmap first bd */ + dma_unmap_single(&bp->pdev->dev, BD_UNMAP_ADDR(tx_start_bd), + BD_UNMAP_LEN(tx_start_bd) + split_bd_len, + DMA_TO_DEVICE); + /* now free frags */ while (nbd > 0) { @@ -259,7 +317,7 @@ int bnx2x_tx_int(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata) smp_mb(); if (unlikely(netif_tx_queue_stopped(txq))) { - /* Taking tx_lock() is needed to prevent reenabling the queue + /* Taking tx_lock() is needed to prevent re-enabling the queue * while it's empty. This could have happen if rx_action() gets * suspended in bnx2x_tx_int() after the condition before * netif_tx_wake_queue(), while tx_action (bnx2x_start_xmit()): @@ -348,7 +406,7 @@ static inline void bnx2x_update_sge_prod(struct bnx2x_fastpath *fp, */ static u32 bnx2x_get_rxhash(const struct bnx2x *bp, const struct eth_fast_path_rx_cqe *cqe, - bool *l4_rxhash) + enum pkt_hash_types *rxhash_type) { /* Get Toeplitz hash from CQE */ if ((bp->dev->features & NETIF_F_RXHASH) && @@ -356,11 +414,13 @@ static u32 bnx2x_get_rxhash(const struct bnx2x *bp, enum eth_rss_hash_type htype; htype = cqe->status_flags & ETH_FAST_PATH_RX_CQE_RSS_HASH_TYPE; - *l4_rxhash = (htype == TCP_IPV4_HASH_TYPE) || - (htype == TCP_IPV6_HASH_TYPE); + *rxhash_type = ((htype == TCP_IPV4_HASH_TYPE) || + (htype == TCP_IPV6_HASH_TYPE)) ? + PKT_HASH_TYPE_L4 : PKT_HASH_TYPE_L3; + return le32_to_cpu(cqe->rss_hash_result); } - *l4_rxhash = false; + *rxhash_type = PKT_HASH_TYPE_NONE; return 0; } @@ -414,7 +474,7 @@ static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue, tpa_info->tpa_state = BNX2X_TPA_START; tpa_info->len_on_bd = le16_to_cpu(cqe->len_on_bd); tpa_info->placement_offset = cqe->placement_offset; - tpa_info->rxhash = bnx2x_get_rxhash(bp, cqe, &tpa_info->l4_rxhash); + tpa_info->rxhash = bnx2x_get_rxhash(bp, cqe, &tpa_info->rxhash_type); if (fp->mode == TPA_MODE_GRO) { u16 gro_size = le16_to_cpu(cqe->pkt_len_or_gro_seg_len); tpa_info->full_page = SGE_PAGES / gro_size * gro_size; @@ -484,10 +544,10 @@ static void bnx2x_set_gro_params(struct sk_buff *skb, u16 parsing_flags, NAPI_GRO_CB(skb)->count = num_of_coalesced_segs; } -static int bnx2x_alloc_rx_sge(struct bnx2x *bp, - struct bnx2x_fastpath *fp, u16 index) +static int bnx2x_alloc_rx_sge(struct bnx2x *bp, struct bnx2x_fastpath *fp, + u16 index, gfp_t gfp_mask) { - struct page *page = alloc_pages(GFP_ATOMIC, PAGES_PER_SGE_SHIFT); + struct page *page = alloc_pages(gfp_mask, PAGES_PER_SGE_SHIFT); struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; dma_addr_t mapping; @@ -566,13 +626,13 @@ static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, /* If we fail to allocate a substitute page, we simply stop where we are and drop the whole packet */ - err = bnx2x_alloc_rx_sge(bp, fp, sge_idx); + err = bnx2x_alloc_rx_sge(bp, fp, sge_idx, GFP_ATOMIC); if (unlikely(err)) { bnx2x_fp_qstats(bp, fp)->rx_skb_alloc_failed++; return err; } - /* Unmap the page as we r going to pass it to the stack */ + /* Unmap the page as we're going to pass it to the stack */ dma_unmap_page(&bp->pdev->dev, dma_unmap_addr(&old_rx_pg, mapping), SGE_PAGES, DMA_FROM_DEVICE); @@ -610,12 +670,17 @@ static void bnx2x_frag_free(const struct bnx2x_fastpath *fp, void *data) kfree(data); } -static void *bnx2x_frag_alloc(const struct bnx2x_fastpath *fp) +static void *bnx2x_frag_alloc(const struct bnx2x_fastpath *fp, gfp_t gfp_mask) { - if (fp->rx_frag_size) + if (fp->rx_frag_size) { + /* GFP_KERNEL allocations are used only during initialization */ + if (unlikely(gfp_mask & __GFP_WAIT)) + return (void *)__get_free_page(gfp_mask); + return netdev_alloc_frag(fp->rx_frag_size); + } - return kmalloc(fp->rx_buf_size + NET_SKB_PAD, GFP_ATOMIC); + return kmalloc(fp->rx_buf_size + NET_SKB_PAD, gfp_mask); } #ifdef CONFIG_INET @@ -670,6 +735,7 @@ static void bnx2x_gro_receive(struct bnx2x *bp, struct bnx2x_fastpath *fp, } } #endif + skb_record_rx_queue(skb, fp->rx_queue); napi_gro_receive(&fp->napi, skb); } @@ -695,7 +761,7 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, goto drop; /* Try to allocate the new data */ - new_data = bnx2x_frag_alloc(fp); + new_data = bnx2x_frag_alloc(fp, GFP_ATOMIC); /* Unmap skb in the pool anyway, as we are going to change pool entry status to BNX2X_TPA_STOP even if new skb allocation fails. */ @@ -716,8 +782,7 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, skb_reserve(skb, pad + NET_SKB_PAD); skb_put(skb, len); - skb->rxhash = tpa_info->rxhash; - skb->l4_rxhash = tpa_info->l4_rxhash; + skb_set_hash(skb, tpa_info->rxhash, tpa_info->rxhash_type); skb->protocol = eth_type_trans(skb, bp->dev); skb->ip_summed = CHECKSUM_UNNECESSARY; @@ -733,13 +798,13 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, dev_kfree_skb_any(skb); } - /* put new data in bin */ rx_buf->data = new_data; return; } - bnx2x_frag_free(fp, new_data); + if (new_data) + bnx2x_frag_free(fp, new_data); drop: /* drop the packet and keep the buffer in the bin */ DP(NETIF_MSG_RX_STATUS, @@ -747,15 +812,15 @@ drop: bnx2x_fp_stats(bp, fp)->eth_q_stats.rx_skb_alloc_failed++; } -static int bnx2x_alloc_rx_data(struct bnx2x *bp, - struct bnx2x_fastpath *fp, u16 index) +static int bnx2x_alloc_rx_data(struct bnx2x *bp, struct bnx2x_fastpath *fp, + u16 index, gfp_t gfp_mask) { u8 *data; struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[index]; struct eth_rx_bd *rx_bd = &fp->rx_desc_ring[index]; dma_addr_t mapping; - data = bnx2x_frag_alloc(fp); + data = bnx2x_frag_alloc(fp, gfp_mask); if (unlikely(data == NULL)) return -ENOMEM; @@ -801,23 +866,21 @@ void bnx2x_csum_validate(struct sk_buff *skb, union eth_rx_cqe *cqe, skb->ip_summed = CHECKSUM_UNNECESSARY; } -int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) +static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) { struct bnx2x *bp = fp->bp; u16 bd_cons, bd_prod, bd_prod_fw, comp_ring_cons; - u16 hw_comp_cons, sw_comp_cons, sw_comp_prod; + u16 sw_comp_cons, sw_comp_prod; int rx_pkt = 0; + union eth_rx_cqe *cqe; + struct eth_fast_path_rx_cqe *cqe_fp; #ifdef BNX2X_STOP_ON_ERROR if (unlikely(bp->panic)) return 0; #endif - - /* CQ "next element" is of the size of the regular element, - that's why it's ok here */ - hw_comp_cons = le16_to_cpu(*fp->rx_cons_sb); - if ((hw_comp_cons & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) - hw_comp_cons++; + if (budget <= 0) + return rx_pkt; bd_cons = fp->rx_bd_cons; bd_prod = fp->rx_bd_prod; @@ -825,37 +888,43 @@ int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) sw_comp_cons = fp->rx_comp_cons; sw_comp_prod = fp->rx_comp_prod; - /* Memory barrier necessary as speculative reads of the rx - * buffer can be ahead of the index in the status block - */ - rmb(); + comp_ring_cons = RCQ_BD(sw_comp_cons); + cqe = &fp->rx_comp_ring[comp_ring_cons]; + cqe_fp = &cqe->fast_path_cqe; DP(NETIF_MSG_RX_STATUS, - "queue[%d]: hw_comp_cons %u sw_comp_cons %u\n", - fp->index, hw_comp_cons, sw_comp_cons); + "queue[%d]: sw_comp_cons %u\n", fp->index, sw_comp_cons); - while (sw_comp_cons != hw_comp_cons) { + while (BNX2X_IS_CQE_COMPLETED(cqe_fp)) { struct sw_rx_bd *rx_buf = NULL; struct sk_buff *skb; - union eth_rx_cqe *cqe; - struct eth_fast_path_rx_cqe *cqe_fp; u8 cqe_fp_flags; enum eth_rx_cqe_type cqe_fp_type; u16 len, pad, queue; u8 *data; - bool l4_rxhash; + u32 rxhash; + enum pkt_hash_types rxhash_type; #ifdef BNX2X_STOP_ON_ERROR if (unlikely(bp->panic)) return 0; #endif - comp_ring_cons = RCQ_BD(sw_comp_cons); bd_prod = RX_BD(bd_prod); bd_cons = RX_BD(bd_cons); - cqe = &fp->rx_comp_ring[comp_ring_cons]; - cqe_fp = &cqe->fast_path_cqe; + /* A rmb() is required to ensure that the CQE is not read + * before it is written by the adapter DMA. PCI ordering + * rules will make sure the other fields are written before + * the marker at the end of struct eth_fast_path_rx_cqe + * but without rmb() a weakly ordered processor can process + * stale data. Without the barrier TPA state-machine might + * enter inconsistent state and kernel stack might be + * provided with incorrect packet description - these lead + * to various kernel crashed. + */ + rmb(); + cqe_fp_flags = cqe_fp->type_error_flags; cqe_fp_type = cqe_fp_flags & ETH_FAST_PATH_RX_CQE_TYPE; @@ -899,7 +968,6 @@ int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) cqe_fp); goto next_rx; - } queue = cqe->end_agg_cqe.queue_index; tpa_info = &fp->tpa_info[queue]; @@ -960,7 +1028,8 @@ int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) memcpy(skb->data, data + pad, len); bnx2x_reuse_rx_data(fp, bd_cons, bd_prod); } else { - if (likely(bnx2x_alloc_rx_data(bp, fp, bd_prod) == 0)) { + if (likely(bnx2x_alloc_rx_data(bp, fp, bd_prod, + GFP_ATOMIC) == 0)) { dma_unmap_single(&bp->pdev->dev, dma_unmap_addr(rx_buf, mapping), fp->rx_buf_size, @@ -987,8 +1056,8 @@ reuse_rx: skb->protocol = eth_type_trans(skb, bp->dev); /* Set Toeplitz hash for a none-LRO skb */ - skb->rxhash = bnx2x_get_rxhash(bp, cqe_fp, &l4_rxhash); - skb->l4_rxhash = l4_rxhash; + rxhash = bnx2x_get_rxhash(bp, cqe_fp, &rxhash_type); + skb_set_hash(skb, rxhash, rxhash_type); skb_checksum_none_assert(skb); @@ -1002,9 +1071,13 @@ reuse_rx: PARSING_FLAGS_VLAN) __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), le16_to_cpu(cqe_fp->vlan_tag)); - napi_gro_receive(&fp->napi, skb); + skb_mark_napi_id(skb, &fp->napi); + if (bnx2x_fp_ll_polling(fp)) + netif_receive_skb(skb); + else + napi_gro_receive(&fp->napi, skb); next_rx: rx_buf->data = NULL; @@ -1016,8 +1089,15 @@ next_cqe: sw_comp_prod = NEXT_RCQ_IDX(sw_comp_prod); sw_comp_cons = NEXT_RCQ_IDX(sw_comp_cons); + /* mark CQE as free */ + BNX2X_SEED_CQE(cqe_fp); + if (rx_pkt == budget) break; + + comp_ring_cons = RCQ_BD(sw_comp_cons); + cqe = &fp->rx_comp_ring[comp_ring_cons]; + cqe_fp = &cqe->fast_path_cqe; } /* while */ fp->rx_bd_cons = bd_cons; @@ -1053,8 +1133,6 @@ static irqreturn_t bnx2x_msix_fp_int(int irq, void *fp_cookie) #endif /* Handle Rx and Tx according to MSI-X vector */ - prefetch(fp->rx_cons_sb); - for_each_cos_in_tx_queue(fp, cos) prefetch(fp->txdata_ptr[cos]->tx_cons_sb); @@ -1118,7 +1196,7 @@ static void bnx2x_fill_report_data(struct bnx2x *bp, memset(data, 0, sizeof(*data)); - /* Fill the report data: efective line speed */ + /* Fill the report data: effective line speed */ data->line_speed = line_speed; /* Link is down */ @@ -1161,7 +1239,7 @@ void bnx2x_link_report(struct bnx2x *bp) * * @bp: driver handle * - * None atomic inmlementation. + * None atomic implementation. * Should be called under the phy_lock. */ void __bnx2x_link_report(struct bnx2x *bp) @@ -1304,14 +1382,15 @@ void bnx2x_init_rx_rings(struct bnx2x *bp) "mtu %d rx_buf_size %d\n", bp->dev->mtu, fp->rx_buf_size); if (!fp->disable_tpa) { - /* Fill the per-aggregtion pool */ + /* Fill the per-aggregation pool */ for (i = 0; i < MAX_AGG_QS(bp); i++) { struct bnx2x_agg_info *tpa_info = &fp->tpa_info[i]; struct sw_rx_bd *first_buf = &tpa_info->first_buf; - first_buf->data = bnx2x_frag_alloc(fp); + first_buf->data = + bnx2x_frag_alloc(fp, GFP_KERNEL); if (!first_buf->data) { BNX2X_ERR("Failed to allocate TPA skb pool for queue[%d] - disabling TPA on this queue!\n", j); @@ -1333,7 +1412,8 @@ void bnx2x_init_rx_rings(struct bnx2x *bp) for (i = 0, ring_prod = 0; i < MAX_RX_SGE_CNT*NUM_RX_SGE_PAGES; i++) { - if (bnx2x_alloc_rx_sge(bp, fp, ring_prod) < 0) { + if (bnx2x_alloc_rx_sge(bp, fp, ring_prod, + GFP_KERNEL) < 0) { BNX2X_ERR("was only able to allocate %d rx sges\n", i); BNX2X_ERR("disabling TPA for queue[%d]\n", @@ -1470,7 +1550,7 @@ static void bnx2x_free_rx_skbs(struct bnx2x *bp) } } -void bnx2x_free_skbs_cnic(struct bnx2x *bp) +static void bnx2x_free_skbs_cnic(struct bnx2x *bp) { bnx2x_free_tx_skbs_cnic(bp); bnx2x_free_rx_skbs_cnic(bp); @@ -1583,36 +1663,16 @@ int bnx2x_enable_msix(struct bnx2x *bp) DP(BNX2X_MSG_SP, "about to request enable msix with %d vectors\n", msix_vec); - rc = pci_enable_msix(bp->pdev, &bp->msix_table[0], msix_vec); - + rc = pci_enable_msix_range(bp->pdev, &bp->msix_table[0], + BNX2X_MIN_MSIX_VEC_CNT(bp), msix_vec); /* * reconfigure number of tx/rx queues according to available * MSI-X vectors */ - if (rc >= BNX2X_MIN_MSIX_VEC_CNT(bp)) { - /* how less vectors we will have? */ - int diff = msix_vec - rc; - - BNX2X_DEV_INFO("Trying to use less MSI-X vectors: %d\n", rc); - - rc = pci_enable_msix(bp->pdev, &bp->msix_table[0], rc); - - if (rc) { - BNX2X_DEV_INFO("MSI-X is not attainable rc %d\n", rc); - goto no_msix; - } - /* - * decrease number of queues by number of unallocated entries - */ - bp->num_ethernet_queues -= diff; - bp->num_queues = bp->num_ethernet_queues + bp->num_cnic_queues; - - BNX2X_DEV_INFO("New queue configuration set: %d\n", - bp->num_queues); - } else if (rc > 0) { + if (rc == -ENOSPC) { /* Get by with single vector */ - rc = pci_enable_msix(bp->pdev, &bp->msix_table[0], 1); - if (rc) { + rc = pci_enable_msix_range(bp->pdev, &bp->msix_table[0], 1, 1); + if (rc < 0) { BNX2X_DEV_INFO("Single MSI-X is not attainable rc %d\n", rc); goto no_msix; @@ -1625,8 +1685,22 @@ int bnx2x_enable_msix(struct bnx2x *bp) bp->num_ethernet_queues = 1; bp->num_queues = bp->num_ethernet_queues + bp->num_cnic_queues; } else if (rc < 0) { - BNX2X_DEV_INFO("MSI-X is not attainable rc %d\n", rc); + BNX2X_DEV_INFO("MSI-X is not attainable rc %d\n", rc); goto no_msix; + } else if (rc < msix_vec) { + /* how less vectors we will have? */ + int diff = msix_vec - rc; + + BNX2X_DEV_INFO("Trying to use less MSI-X vectors: %d\n", rc); + + /* + * decrease number of queues by number of unallocated entries + */ + bp->num_ethernet_queues -= diff; + bp->num_queues = bp->num_ethernet_queues + bp->num_cnic_queues; + + BNX2X_DEV_INFO("New queue configuration set: %d\n", + bp->num_queues); } bp->flags |= USING_MSIX_FLAG; @@ -1726,7 +1800,7 @@ static int bnx2x_req_irq(struct bnx2x *bp) return request_irq(irq, bnx2x_interrupt, flags, bp->dev->name, bp->dev); } -int bnx2x_setup_irqs(struct bnx2x *bp) +static int bnx2x_setup_irqs(struct bnx2x *bp) { int rc = 0; if (bp->flags & USING_MSIX_FLAG && @@ -1759,32 +1833,42 @@ static void bnx2x_napi_enable_cnic(struct bnx2x *bp) { int i; - for_each_rx_queue_cnic(bp, i) + for_each_rx_queue_cnic(bp, i) { + bnx2x_fp_init_lock(&bp->fp[i]); napi_enable(&bnx2x_fp(bp, i, napi)); + } } static void bnx2x_napi_enable(struct bnx2x *bp) { int i; - for_each_eth_queue(bp, i) + for_each_eth_queue(bp, i) { + bnx2x_fp_init_lock(&bp->fp[i]); napi_enable(&bnx2x_fp(bp, i, napi)); + } } static void bnx2x_napi_disable_cnic(struct bnx2x *bp) { int i; - for_each_rx_queue_cnic(bp, i) + for_each_rx_queue_cnic(bp, i) { napi_disable(&bnx2x_fp(bp, i, napi)); + while (!bnx2x_fp_ll_disable(&bp->fp[i])) + usleep_range(1000, 2000); + } } static void bnx2x_napi_disable(struct bnx2x *bp) { int i; - for_each_eth_queue(bp, i) + for_each_eth_queue(bp, i) { napi_disable(&bnx2x_fp(bp, i, napi)); + while (!bnx2x_fp_ll_disable(&bp->fp[i])) + usleep_range(1000, 2000); + } } void bnx2x_netif_start(struct bnx2x *bp) @@ -1807,7 +1891,8 @@ void bnx2x_netif_stop(struct bnx2x *bp, int disable_hw) bnx2x_napi_disable_cnic(bp); } -u16 bnx2x_select_queue(struct net_device *dev, struct sk_buff *skb) +u16 bnx2x_select_queue(struct net_device *dev, struct sk_buff *skb, + void *accel_priv, select_queue_fallback_t fallback) { struct bnx2x *bp = netdev_priv(dev); @@ -1829,7 +1914,7 @@ u16 bnx2x_select_queue(struct net_device *dev, struct sk_buff *skb) } /* select a non-FCoE queue */ - return __skb_tx_hash(dev, skb, BNX2X_NUM_ETH_QUEUES(bp)); + return fallback(dev, skb) % BNX2X_NUM_ETH_QUEUES(bp); } void bnx2x_set_num_queues(struct bnx2x *bp) @@ -1862,7 +1947,7 @@ void bnx2x_set_num_queues(struct bnx2x *bp) * * If the actual number of Tx queues (for each CoS) is less than 16 then there * will be the holes at the end of each group of 16 ETh L2 indices (0..15, - * 16..31,...) with indicies that are not coupled with any real Tx queue. + * 16..31,...) with indices that are not coupled with any real Tx queue. * * The proper configuration of skb->queue_mapping is handled by * bnx2x_select_queue() and __skb_tx_hash(). @@ -1924,7 +2009,7 @@ static void bnx2x_set_rx_buf_size(struct bnx2x *bp) ETH_OVREHEAD + mtu + BNX2X_FW_RX_ALIGN_END; - /* Note : rx_buf_size doesnt take into account NET_SKB_PAD */ + /* Note : rx_buf_size doesn't take into account NET_SKB_PAD */ if (fp->rx_buf_size + NET_SKB_PAD <= PAGE_SIZE) fp->rx_frag_size = fp->rx_buf_size + NET_SKB_PAD; else @@ -1932,12 +2017,12 @@ static void bnx2x_set_rx_buf_size(struct bnx2x *bp) } } -static int bnx2x_init_rss_pf(struct bnx2x *bp) +static int bnx2x_init_rss(struct bnx2x *bp) { int i; u8 num_eth_queues = BNX2X_NUM_ETH_QUEUES(bp); - /* Prepare the initial contents fo the indirection table if RSS is + /* Prepare the initial contents for the indirection table if RSS is * enabled */ for (i = 0; i < sizeof(bp->rss_conf_obj.ind_table); i++) @@ -1956,8 +2041,8 @@ static int bnx2x_init_rss_pf(struct bnx2x *bp) return bnx2x_config_rss_eth(bp, bp->port.pmf || !CHIP_IS_E1x(bp)); } -int bnx2x_config_rss_pf(struct bnx2x *bp, struct bnx2x_rss_config_obj *rss_obj, - bool config_hash) +int bnx2x_rss(struct bnx2x *bp, struct bnx2x_rss_config_obj *rss_obj, + bool config_hash, bool enable) { struct bnx2x_config_rss_params params = {NULL}; @@ -1972,17 +2057,21 @@ int bnx2x_config_rss_pf(struct bnx2x *bp, struct bnx2x_rss_config_obj *rss_obj, __set_bit(RAMROD_COMP_WAIT, ¶ms.ramrod_flags); - __set_bit(BNX2X_RSS_MODE_REGULAR, ¶ms.rss_flags); - - /* RSS configuration */ - __set_bit(BNX2X_RSS_IPV4, ¶ms.rss_flags); - __set_bit(BNX2X_RSS_IPV4_TCP, ¶ms.rss_flags); - __set_bit(BNX2X_RSS_IPV6, ¶ms.rss_flags); - __set_bit(BNX2X_RSS_IPV6_TCP, ¶ms.rss_flags); - if (rss_obj->udp_rss_v4) - __set_bit(BNX2X_RSS_IPV4_UDP, ¶ms.rss_flags); - if (rss_obj->udp_rss_v6) - __set_bit(BNX2X_RSS_IPV6_UDP, ¶ms.rss_flags); + if (enable) { + __set_bit(BNX2X_RSS_MODE_REGULAR, ¶ms.rss_flags); + + /* RSS configuration */ + __set_bit(BNX2X_RSS_IPV4, ¶ms.rss_flags); + __set_bit(BNX2X_RSS_IPV4_TCP, ¶ms.rss_flags); + __set_bit(BNX2X_RSS_IPV6, ¶ms.rss_flags); + __set_bit(BNX2X_RSS_IPV6_TCP, ¶ms.rss_flags); + if (rss_obj->udp_rss_v4) + __set_bit(BNX2X_RSS_IPV4_UDP, ¶ms.rss_flags); + if (rss_obj->udp_rss_v6) + __set_bit(BNX2X_RSS_IPV6_UDP, ¶ms.rss_flags); + } else { + __set_bit(BNX2X_RSS_MODE_DISABLED, ¶ms.rss_flags); + } /* Hash bits */ params.rss_result_mask = MULTI_MASK; @@ -1991,11 +2080,14 @@ int bnx2x_config_rss_pf(struct bnx2x *bp, struct bnx2x_rss_config_obj *rss_obj, if (config_hash) { /* RSS keys */ - prandom_bytes(params.rss_key, sizeof(params.rss_key)); + prandom_bytes(params.rss_key, T_ETH_RSS_KEY * 4); __set_bit(BNX2X_RSS_SET_SRCH, ¶ms.rss_flags); } - return bnx2x_config_rss(bp, ¶ms); + if (IS_PF(bp)) + return bnx2x_config_rss(bp, ¶ms); + else + return bnx2x_vfpf_config_rss(bp, ¶ms); } static int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) @@ -2015,7 +2107,7 @@ static int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) /* * Cleans the object that have internal lists without sending - * ramrods. Should be run when interrutps are disabled. + * ramrods. Should be run when interrupts are disabled. */ void bnx2x_squeeze_objects(struct bnx2x *bp) { @@ -2050,7 +2142,11 @@ void bnx2x_squeeze_objects(struct bnx2x *bp) rparam.mcast_obj = &bp->mcast_obj; __set_bit(RAMROD_DRV_CLR_ONLY, &rparam.ramrod_flags); - /* Add a DEL command... */ + /* Add a DEL command... - Since we're doing a driver cleanup only, + * we take a lock surrounding both the initial send and the CONTs, + * as we don't want a true completion to disrupt us in the middle. + */ + netif_addr_lock_bh(bp->dev); rc = bnx2x_config_mcast(bp, &rparam, BNX2X_MCAST_CMD_DEL); if (rc < 0) BNX2X_ERR("Failed to add a new DEL command to a multi-cast object: %d\n", @@ -2062,11 +2158,13 @@ void bnx2x_squeeze_objects(struct bnx2x *bp) if (rc < 0) { BNX2X_ERR("Failed to clean multi-cast object: %d\n", rc); + netif_addr_unlock_bh(bp->dev); return; } rc = bnx2x_config_mcast(bp, &rparam, BNX2X_MCAST_CMD_CONT); } + netif_addr_unlock_bh(bp->dev); } #ifndef BNX2X_STOP_ON_ERROR @@ -2155,8 +2253,10 @@ static int bnx2x_alloc_fw_stats_mem(struct bnx2x *bp) sizeof(struct per_queue_stats) * num_queue_stats + sizeof(struct stats_counter); - BNX2X_PCI_ALLOC(bp->fw_stats, &bp->fw_stats_mapping, - bp->fw_stats_data_sz + bp->fw_stats_req_sz); + bp->fw_stats = BNX2X_PCI_ALLOC(&bp->fw_stats_mapping, + bp->fw_stats_data_sz + bp->fw_stats_req_sz); + if (!bp->fw_stats) + goto alloc_mem_err; /* Set shortcuts */ bp->fw_stats_req = (struct bnx2x_fw_stats_req *)bp->fw_stats; @@ -2166,10 +2266,10 @@ static int bnx2x_alloc_fw_stats_mem(struct bnx2x *bp) bp->fw_stats_data_mapping = bp->fw_stats_mapping + bp->fw_stats_req_sz; - DP(BNX2X_MSG_SP, "statistics request base address set to %x %x", + DP(BNX2X_MSG_SP, "statistics request base address set to %x %x\n", U64_HI(bp->fw_stats_req_mapping), U64_LO(bp->fw_stats_req_mapping)); - DP(BNX2X_MSG_SP, "statistics data base address set to %x %x", + DP(BNX2X_MSG_SP, "statistics data base address set to %x %x\n", U64_HI(bp->fw_stats_data_mapping), U64_LO(bp->fw_stats_data_mapping)); return 0; @@ -2183,6 +2283,8 @@ alloc_mem_err: /* send load request to mcp and analyze response */ static int bnx2x_nic_load_request(struct bnx2x *bp, u32 *load_code) { + u32 param; + /* init fw_seq */ bp->fw_seq = (SHMEM_RD(bp, func_mb[BP_FW_MB_IDX(bp)].drv_mb_header) & @@ -2195,9 +2297,13 @@ static int bnx2x_nic_load_request(struct bnx2x *bp, u32 *load_code) DRV_PULSE_SEQ_MASK); BNX2X_DEV_INFO("drv_pulse 0x%x\n", bp->fw_drv_pulse_wr_seq); + param = DRV_MSG_CODE_LOAD_REQ_WITH_LFA; + + if (IS_MF_SD(bp) && bnx2x_port_after_undi(bp)) + param |= DRV_MSG_CODE_LOAD_REQ_FORCE_LFA; + /* load request */ - (*load_code) = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_REQ, - DRV_MSG_CODE_LOAD_REQ_WITH_LFA); + (*load_code) = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_REQ, param); /* if mcp fails to respond we must abort */ if (!(*load_code)) { @@ -2219,7 +2325,7 @@ static int bnx2x_nic_load_request(struct bnx2x *bp, u32 *load_code) * virtualized environments a pf from another VM may have already * initialized the device including loading FW */ -int bnx2x_nic_load_analyze_req(struct bnx2x *bp, u32 load_code) +int bnx2x_compare_fw_ver(struct bnx2x *bp, u32 load_code, bool print_err) { /* is another pf loaded on this engine? */ if (load_code != FW_MSG_CODE_DRV_LOAD_COMMON_CHIP && @@ -2238,8 +2344,12 @@ int bnx2x_nic_load_analyze_req(struct bnx2x *bp, u32 load_code) /* abort nic load if version mismatch */ if (my_fw != loaded_fw) { - BNX2X_ERR("bnx2x with FW %x was already loaded which mismatches my %x FW. aborting\n", - loaded_fw, my_fw); + if (print_err) + BNX2X_ERR("bnx2x with FW %x was already loaded which mismatches my %x FW. Aborting\n", + loaded_fw, my_fw); + else + BNX2X_DEV_INFO("bnx2x with FW %x was already loaded which mismatches my %x FW, possibly due to MF UNDI\n", + loaded_fw, my_fw); return -EBUSY; } } @@ -2252,16 +2362,16 @@ static int bnx2x_nic_load_no_mcp(struct bnx2x *bp, int port) int path = BP_PATH(bp); DP(NETIF_MSG_IFUP, "NO MCP - load counts[%d] %d, %d, %d\n", - path, load_count[path][0], load_count[path][1], - load_count[path][2]); - load_count[path][0]++; - load_count[path][1 + port]++; + path, bnx2x_load_count[path][0], bnx2x_load_count[path][1], + bnx2x_load_count[path][2]); + bnx2x_load_count[path][0]++; + bnx2x_load_count[path][1 + port]++; DP(NETIF_MSG_IFUP, "NO MCP - new load counts[%d] %d, %d, %d\n", - path, load_count[path][0], load_count[path][1], - load_count[path][2]); - if (load_count[path][0] == 1) + path, bnx2x_load_count[path][0], bnx2x_load_count[path][1], + bnx2x_load_count[path][2]); + if (bnx2x_load_count[path][0] == 1) return FW_MSG_CODE_DRV_LOAD_COMMON; - else if (load_count[path][1 + port] == 1) + else if (bnx2x_load_count[path][1 + port] == 1) return FW_MSG_CODE_DRV_LOAD_PORT; else return FW_MSG_CODE_DRV_LOAD_FUNCTION; @@ -2316,10 +2426,10 @@ static void bnx2x_nic_load_afex_dcc(struct bnx2x *bp, int load_code) static void bnx2x_bz_fp(struct bnx2x *bp, int index) { struct bnx2x_fastpath *fp = &bp->fp[index]; - int cos; struct napi_struct orig_napi = fp->napi; struct bnx2x_agg_info *orig_tpa_info = fp->tpa_info; + /* bzero bnx2x_fastpath contents */ if (fp->tpa_info) memset(fp->tpa_info, 0, ETH_MAX_AGGREGATION_QUEUES_E1H_E2 * @@ -2345,8 +2455,7 @@ static void bnx2x_bz_fp(struct bnx2x *bp, int index) fp->txdata_ptr[cos] = &bp->bnx2x_txq[cos * BNX2X_NUM_ETH_QUEUES(bp) + index]; - /* - * set the tpa flag for each queue. The tpa flag determines the queue + /* set the tpa flag for each queue. The tpa flag determines the queue * minimal size so it must be set prior to queue memory allocation */ fp->disable_tpa = !(bp->flags & TPA_ENABLE_FLAG || @@ -2417,9 +2526,7 @@ int bnx2x_load_cnic(struct bnx2x *bp) } /* Initialize Rx filter. */ - netif_addr_lock_bh(bp->dev); - bnx2x_set_rx_mode(bp->dev); - netif_addr_unlock_bh(bp->dev); + bnx2x_set_rx_mode_inner(bp); /* re-read iscsi info */ bnx2x_get_iscsi_info(bp); @@ -2429,7 +2536,6 @@ int bnx2x_load_cnic(struct bnx2x *bp) if (bp->state == BNX2X_STATE_OPEN) bnx2x_cnic_notify(bp, CNIC_CTL_START_CMD); - DP(NETIF_MSG_IFUP, "Ending successfully CNIC-related load\n"); return 0; @@ -2442,8 +2548,7 @@ load_error_cnic2: load_error_cnic1: bnx2x_napi_disable_cnic(bp); /* Update the number of queues without the cnic queues */ - rc = bnx2x_set_real_num_queues(bp, 0); - if (rc) + if (bnx2x_set_real_num_queues(bp, 0)) BNX2X_ERR("Unable to set real_num_queues not including cnic\n"); load_error_cnic0: BNX2X_ERR("CNIC-related load failed\n"); @@ -2472,6 +2577,7 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) bp->state = BNX2X_STATE_OPENING_WAIT4_LOAD; + /* zero the structure w/o any lock, before SP handler is initialized */ memset(&bp->last_reported_link, 0, sizeof(bp->last_reported_link)); __set_bit(BNX2X_LINK_REPORT_LINK_DOWN, &bp->last_reported_link.link_report_flags); @@ -2505,10 +2611,6 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) } } - /* Allocated memory for FW statistics */ - if (bnx2x_alloc_fw_stats_mem(bp)) - LOAD_ERROR_EXIT(bp, load_error0); - /* need to be done after alloc mem, since it's self adjusting to amount * of memory available for RSS queues */ @@ -2518,6 +2620,10 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) LOAD_ERROR_EXIT(bp, load_error0); } + /* Allocated memory for FW statistics */ + if (bnx2x_alloc_fw_stats_mem(bp)) + LOAD_ERROR_EXIT(bp, load_error0); + /* request pf to initialize status blocks */ if (IS_VF(bp)) { rc = bnx2x_vfpf_init(bp); @@ -2536,8 +2642,8 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) } /* configure multi cos mappings in kernel. - * this configuration may be overriden by a multi class queue discipline - * or by a dcbx negotiation result. + * this configuration may be overridden by a multi class queue + * discipline or by a dcbx negotiation result. */ bnx2x_setup_tc(bp->dev, bp->max_cos); @@ -2558,7 +2664,7 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) LOAD_ERROR_EXIT(bp, load_error1); /* what did mcp say? */ - rc = bnx2x_nic_load_analyze_req(bp, load_code); + rc = bnx2x_compare_fw_ver(bp, load_code, true); if (rc) { bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_DONE, 0); LOAD_ERROR_EXIT(bp, load_error2); @@ -2626,38 +2732,32 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) /* initialize FW coalescing state machines in RAM */ bnx2x_update_coalesce(bp); + } - /* setup the leading queue */ - rc = bnx2x_setup_leading(bp); - if (rc) { - BNX2X_ERR("Setup leading failed!\n"); - LOAD_ERROR_EXIT(bp, load_error3); - } - - /* set up the rest of the queues */ - for_each_nondefault_eth_queue(bp, i) { - rc = bnx2x_setup_queue(bp, &bp->fp[i], 0); - if (rc) { - BNX2X_ERR("Queue setup failed\n"); - LOAD_ERROR_EXIT(bp, load_error3); - } - } + /* setup the leading queue */ + rc = bnx2x_setup_leading(bp); + if (rc) { + BNX2X_ERR("Setup leading failed!\n"); + LOAD_ERROR_EXIT(bp, load_error3); + } - /* setup rss */ - rc = bnx2x_init_rss_pf(bp); + /* set up the rest of the queues */ + for_each_nondefault_eth_queue(bp, i) { + if (IS_PF(bp)) + rc = bnx2x_setup_queue(bp, &bp->fp[i], false); + else /* VF */ + rc = bnx2x_vfpf_setup_q(bp, &bp->fp[i], false); if (rc) { - BNX2X_ERR("PF RSS init failed\n"); + BNX2X_ERR("Queue %d setup failed\n", i); LOAD_ERROR_EXIT(bp, load_error3); } + } - } else { /* vf */ - for_each_eth_queue(bp, i) { - rc = bnx2x_vfpf_setup_q(bp, i); - if (rc) { - BNX2X_ERR("Queue setup failed\n"); - LOAD_ERROR_EXIT(bp, load_error3); - } - } + /* setup rss */ + rc = bnx2x_init_rss(bp); + if (rc) { + BNX2X_ERR("PF RSS init failed\n"); + LOAD_ERROR_EXIT(bp, load_error3); } /* Now when Clients are configured we are ready to work */ @@ -2689,20 +2789,18 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) /* Start fast path */ /* Initialize Rx filter. */ - netif_addr_lock_bh(bp->dev); - bnx2x_set_rx_mode(bp->dev); - netif_addr_unlock_bh(bp->dev); + bnx2x_set_rx_mode_inner(bp); /* Start the Tx */ switch (load_mode) { case LOAD_NORMAL: - /* Tx queue should be only reenabled */ + /* Tx queue should be only re-enabled */ netif_tx_wake_all_queues(bp->dev); break; case LOAD_OPEN: netif_tx_start_all_queues(bp->dev); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); break; case LOAD_DIAG: @@ -2725,6 +2823,9 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) if (CNIC_ENABLED(bp)) bnx2x_load_cnic(bp); + if (IS_PF(bp)) + bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_GET_DRV_VERSION, 0); + if (IS_PF(bp) && SHMEM2_HAS(bp, drv_capabilities_flag)) { /* mark driver is loaded in shmem2 */ u32 val; @@ -2780,8 +2881,8 @@ load_error1: if (IS_PF(bp)) bnx2x_clear_pf_load(bp); load_error0: - bnx2x_free_fp_mem(bp); bnx2x_free_fw_stats_mem(bp); + bnx2x_free_fp_mem(bp); bnx2x_free_mem(bp); return rc; @@ -2841,7 +2942,7 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode, bool keep_link) } /* Nothing to do during unload if previous bnx2x_nic_load() - * have not completed succesfully - all resourses are released. + * have not completed successfully - all resources are released. * * we can get here only after unsuccessful ndo_* callback, during which * dev->IFF_UP flag is still on. @@ -2856,6 +2957,9 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode, bool keep_link) bp->state = BNX2X_STATE_CLOSING_WAIT4_HALT; smp_mb(); + /* indicate to VFs that the PF is going down */ + bnx2x_iov_channel_down(bp); + if (CNIC_LOADED(bp)) bnx2x_cnic_notify(bp, CNIC_CTL_STOP_CMD); @@ -2890,10 +2994,9 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode, bool keep_link) /* Send the UNLOAD_REQUEST to the MCP */ bnx2x_send_unload_req(bp, unload_mode); - /* - * Prevent transactions to host from the functions on the + /* Prevent transactions to host from the functions on the * engine that doesn't reset global blocks in case of global - * attention once gloabl blocks are reset and gates are opened + * attention once global blocks are reset and gates are opened * (the engine which leader will perform the recovery * last). */ @@ -2914,7 +3017,7 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode, bool keep_link) } /* - * At this stage no more interrupts will arrive so we may safly clean + * At this stage no more interrupts will arrive so we may safely clean * the queueable objects here in case they failed to get cleaned so far. */ if (IS_PF(bp)) @@ -2925,6 +3028,10 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode, bool keep_link) bp->port.pmf = 0; + /* clear pending work in rtnl task */ + bp->sp_rtnl_state = 0; + smp_mb(); + /* Free SKBs, SGEs, TPA pool and driver internals */ bnx2x_free_skbs(bp); if (CNIC_LOADED(bp)) @@ -2939,11 +3046,16 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode, bool keep_link) if (IS_PF(bp)) { if (CNIC_LOADED(bp)) bnx2x_free_mem_cnic(bp); - bnx2x_free_mem(bp); } + bnx2x_free_mem(bp); + bp->state = BNX2X_STATE_CLOSED; bp->cnic_loaded = false; + /* Clear driver version indication in shmem */ + if (IS_PF(bp)) + bnx2x_update_mng_version(bp); + /* Check if there are pending parity attentions. If there are - set * RECOVERY_IN_PROGRESS. */ @@ -2955,7 +3067,6 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode, bool keep_link) bnx2x_set_reset_global(bp); } - /* The last driver must disable a "close the gate" if there is no * parity attention or "process kill" pending. */ @@ -2974,16 +3085,16 @@ int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state) u16 pmcsr; /* If there is no power capability, silently succeed */ - if (!bp->pm_cap) { + if (!bp->pdev->pm_cap) { BNX2X_DEV_INFO("No power capability. Breaking.\n"); return 0; } - pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); + pci_read_config_word(bp->pdev, bp->pdev->pm_cap + PCI_PM_CTRL, &pmcsr); switch (state) { case PCI_D0: - pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, + pci_write_config_word(bp->pdev, bp->pdev->pm_cap + PCI_PM_CTRL, ((pmcsr & ~PCI_PM_CTRL_STATE_MASK) | PCI_PM_CTRL_PME_STATUS)); @@ -3007,7 +3118,7 @@ int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state) if (bp->wol) pmcsr |= PCI_PM_CTRL_PME_ENABLE; - pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, + pci_write_config_word(bp->pdev, bp->pdev->pm_cap + PCI_PM_CTRL, pmcsr); /* No more memory access after this point until @@ -3025,7 +3136,7 @@ int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state) /* * net_device service functions */ -int bnx2x_poll(struct napi_struct *napi, int budget) +static int bnx2x_poll(struct napi_struct *napi, int budget) { int work_done = 0; u8 cos; @@ -3040,6 +3151,8 @@ int bnx2x_poll(struct napi_struct *napi, int budget) return 0; } #endif + if (!bnx2x_fp_lock_napi(fp)) + return work_done; for_each_cos_in_tx_queue(fp, cos) if (bnx2x_tx_queue_has_work(fp->txdata_ptr[cos])) @@ -3049,12 +3162,15 @@ int bnx2x_poll(struct napi_struct *napi, int budget) work_done += bnx2x_rx_int(fp, budget - work_done); /* must not complete if we consumed full budget */ - if (work_done >= budget) + if (work_done >= budget) { + bnx2x_fp_unlock_napi(fp); break; + } } /* Fall out from the NAPI loop if needed */ - if (!(bnx2x_has_rx_work(fp) || bnx2x_has_tx_work(fp))) { + if (!bnx2x_fp_unlock_napi(fp) && + !(bnx2x_has_rx_work(fp) || bnx2x_has_tx_work(fp))) { /* No need to update SB for FCoE L2 ring as long as * it's connected to the default SB and the SB @@ -3096,6 +3212,32 @@ int bnx2x_poll(struct napi_struct *napi, int budget) return work_done; } +#ifdef CONFIG_NET_RX_BUSY_POLL +/* must be called with local_bh_disable()d */ +int bnx2x_low_latency_recv(struct napi_struct *napi) +{ + struct bnx2x_fastpath *fp = container_of(napi, struct bnx2x_fastpath, + napi); + struct bnx2x *bp = fp->bp; + int found = 0; + + if ((bp->state == BNX2X_STATE_CLOSED) || + (bp->state == BNX2X_STATE_ERROR) || + (bp->flags & (TPA_ENABLE_FLAG | GRO_ENABLE_FLAG))) + return LL_FLUSH_FAILED; + + if (!bnx2x_fp_lock_poll(fp)) + return LL_FLUSH_BUSY; + + if (bnx2x_has_rx_work(fp)) + found = bnx2x_rx_int(fp, 4); + + bnx2x_fp_unlock_poll(fp); + + return found; +} +#endif + /* we split the first BD into headers and data BDs * to ease the pain of our fellow microcode engineers * we use one mapping for both BDs @@ -3191,14 +3333,16 @@ static u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb) if (prot == IPPROTO_TCP) rc |= XMIT_CSUM_TCP; - if (skb_is_gso_v6(skb)) { - rc |= (XMIT_GSO_V6 | XMIT_CSUM_TCP | XMIT_CSUM_V6); - if (rc & XMIT_CSUM_ENC) - rc |= XMIT_GSO_ENC_V6; - } else if (skb_is_gso(skb)) { - rc |= (XMIT_GSO_V4 | XMIT_CSUM_V4 | XMIT_CSUM_TCP); - if (rc & XMIT_CSUM_ENC) - rc |= XMIT_GSO_ENC_V4; + if (skb_is_gso(skb)) { + if (skb_is_gso_v6(skb)) { + rc |= (XMIT_GSO_V6 | XMIT_CSUM_TCP); + if (rc & XMIT_CSUM_ENC) + rc |= XMIT_GSO_ENC_V6; + } else { + rc |= (XMIT_GSO_V4 | XMIT_CSUM_TCP); + if (rc & XMIT_CSUM_ENC) + rc |= XMIT_GSO_ENC_V4; + } } return rc; @@ -3483,23 +3627,25 @@ static void bnx2x_update_pbds_gso_enc(struct sk_buff *skb, { u16 hlen_w = 0; u8 outerip_off, outerip_len = 0; + /* from outer IP to transport */ hlen_w = (skb_inner_transport_header(skb) - skb_network_header(skb)) >> 1; /* transport len */ - if (xmit_type & XMIT_CSUM_TCP) - hlen_w += inner_tcp_hdrlen(skb) >> 1; - else - hlen_w += sizeof(struct udphdr) >> 1; + hlen_w += inner_tcp_hdrlen(skb) >> 1; pbd2->fw_ip_hdr_to_payload_w = hlen_w; - if (xmit_type & XMIT_CSUM_ENC_V4) { + /* outer IP header info */ + if (xmit_type & XMIT_CSUM_V4) { struct iphdr *iph = ip_hdr(skb); + u32 csum = (__force u32)(~iph->check) - + (__force u32)iph->tot_len - + (__force u32)iph->frag_off; + pbd2->fw_ip_csum_wo_len_flags_frag = - bswab16(csum_fold((~iph->check) - - iph->tot_len - iph->frag_off)); + bswab16(csum_fold((__force __wsum)csum)); } else { pbd2->fw_ip_hdr_to_payload_w = hlen_w - ((sizeof(struct ipv6hdr)) >> 1); @@ -3587,7 +3733,7 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) DP(NETIF_MSG_TX_QUEUED, "indices: txq %d, fp %d, txdata %d\n", txq_index, fp_index, txdata_index); */ - /* enable this debug print to view the tranmission details + /* enable this debug print to view the transmission details DP(NETIF_MSG_TX_QUEUED, "transmitting packet cid %d fp index %d txdata_index %d tx_data ptr %p fp pointer %p\n", txdata->cid, fp_index, txdata_index, txdata, fp); */ @@ -3749,6 +3895,9 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) /* set encapsulation flag in start BD */ SET_FLAG(tx_start_bd->general_data, ETH_TX_START_BD_TUNNEL_EXIST, 1); + + tx_buf->flags |= BNX2X_HAS_SECOND_PBD; + nbd++; } else if (xmit_type & XMIT_CSUM) { /* Set PBD in checksum offload case w/o encapsulation */ @@ -3757,7 +3906,9 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) xmit_type); } - /* Add the macs to the parsing BD this is a vf */ + /* Add the macs to the parsing BD if this is a vf or if + * Tx Switching is enabled. + */ if (IS_VF(bp)) { /* override GRE parameters in BD */ bnx2x_set_fw_mac_addr(&pbd_e2->data.mac_addr.src_hi, @@ -3769,6 +3920,11 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) &pbd_e2->data.mac_addr.dst_mid, &pbd_e2->data.mac_addr.dst_lo, eth->h_dest); + } else if (bp->flags & TX_SWITCHING) { + bnx2x_set_fw_mac_addr(&pbd_e2->data.mac_addr.dst_hi, + &pbd_e2->data.mac_addr.dst_mid, + &pbd_e2->data.mac_addr.dst_lo, + eth->h_dest); } SET_FLAG(pbd_e2_parsing_data, @@ -3818,8 +3974,7 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) bnx2x_set_pbd_gso_e2(skb, &pbd_e2_parsing_data, xmit_type); else - bnx2x_set_pbd_gso(skb, pbd_e1x, tx_start_bd, - xmit_type); + bnx2x_set_pbd_gso(skb, pbd_e1x, first_bd, xmit_type); } /* Set the PBD's parsing_data field if not zero @@ -3970,7 +4125,7 @@ int bnx2x_setup_tc(struct net_device *dev, u8 num_tc) /* setup tc must be called under rtnl lock */ ASSERT_RTNL(); - /* no traffic classes requested. aborting */ + /* no traffic classes requested. Aborting */ if (!num_tc) { netdev_reset_tc(dev); return 0; @@ -3978,7 +4133,7 @@ int bnx2x_setup_tc(struct net_device *dev, u8 num_tc) /* requested to support too many traffic classes */ if (num_tc > bp->max_cos) { - BNX2X_ERR("support for too many traffic classes requested: %d. max supported is %d\n", + BNX2X_ERR("support for too many traffic classes requested: %d. Max supported is %d\n", num_tc, bp->max_cos); return -EINVAL; } @@ -3997,8 +4152,7 @@ int bnx2x_setup_tc(struct net_device *dev, u8 num_tc) prio, bp->prio_to_cos[prio]); } - - /* Use this configuration to diffrentiate tc0 from other COSes + /* Use this configuration to differentiate tc0 from other COSes This can be used for ets or pfc, and save the effort of setting up a multio class queue disc or negotiating DCBX with a switch netdev_set_prio_tc_map(dev, 0, 0); @@ -4119,7 +4273,7 @@ static void bnx2x_free_fp_mem_at(struct bnx2x *bp, int fp_index) /* end of fastpath */ } -void bnx2x_free_fp_mem_cnic(struct bnx2x *bp) +static void bnx2x_free_fp_mem_cnic(struct bnx2x *bp) { int i; for_each_cnic_queue(bp, i) @@ -4164,7 +4318,7 @@ static int bnx2x_alloc_rx_bds(struct bnx2x_fastpath *fp, * fp->eth_q_stats.rx_skb_alloc_failed = 0 */ for (i = 0; i < rx_ring_size; i++) { - if (bnx2x_alloc_rx_data(bp, fp, ring_prod) < 0) { + if (bnx2x_alloc_rx_data(bp, fp, ring_prod, GFP_KERNEL) < 0) { failure_cnt++; continue; } @@ -4247,14 +4401,17 @@ static int bnx2x_alloc_fp_mem_at(struct bnx2x *bp, int index) if (!IS_FCOE_IDX(index)) { /* status blocks */ - if (!CHIP_IS_E1x(bp)) - BNX2X_PCI_ALLOC(sb->e2_sb, - &bnx2x_fp(bp, index, status_blk_mapping), - sizeof(struct host_hc_status_block_e2)); - else - BNX2X_PCI_ALLOC(sb->e1x_sb, - &bnx2x_fp(bp, index, status_blk_mapping), - sizeof(struct host_hc_status_block_e1x)); + if (!CHIP_IS_E1x(bp)) { + sb->e2_sb = BNX2X_PCI_ALLOC(&bnx2x_fp(bp, index, status_blk_mapping), + sizeof(struct host_hc_status_block_e2)); + if (!sb->e2_sb) + goto alloc_mem_err; + } else { + sb->e1x_sb = BNX2X_PCI_ALLOC(&bnx2x_fp(bp, index, status_blk_mapping), + sizeof(struct host_hc_status_block_e1x)); + if (!sb->e1x_sb) + goto alloc_mem_err; + } } /* FCoE Queue uses Default SB and doesn't ACK the SB, thus no need to @@ -4273,34 +4430,49 @@ static int bnx2x_alloc_fp_mem_at(struct bnx2x *bp, int index) "allocating tx memory of fp %d cos %d\n", index, cos); - BNX2X_ALLOC(txdata->tx_buf_ring, - sizeof(struct sw_tx_bd) * NUM_TX_BD); - BNX2X_PCI_ALLOC(txdata->tx_desc_ring, - &txdata->tx_desc_mapping, - sizeof(union eth_tx_bd_types) * NUM_TX_BD); + txdata->tx_buf_ring = kcalloc(NUM_TX_BD, + sizeof(struct sw_tx_bd), + GFP_KERNEL); + if (!txdata->tx_buf_ring) + goto alloc_mem_err; + txdata->tx_desc_ring = BNX2X_PCI_ALLOC(&txdata->tx_desc_mapping, + sizeof(union eth_tx_bd_types) * NUM_TX_BD); + if (!txdata->tx_desc_ring) + goto alloc_mem_err; } } /* Rx */ if (!skip_rx_queue(bp, index)) { /* fastpath rx rings: rx_buf rx_desc rx_comp */ - BNX2X_ALLOC(bnx2x_fp(bp, index, rx_buf_ring), - sizeof(struct sw_rx_bd) * NUM_RX_BD); - BNX2X_PCI_ALLOC(bnx2x_fp(bp, index, rx_desc_ring), - &bnx2x_fp(bp, index, rx_desc_mapping), - sizeof(struct eth_rx_bd) * NUM_RX_BD); + bnx2x_fp(bp, index, rx_buf_ring) = + kcalloc(NUM_RX_BD, sizeof(struct sw_rx_bd), GFP_KERNEL); + if (!bnx2x_fp(bp, index, rx_buf_ring)) + goto alloc_mem_err; + bnx2x_fp(bp, index, rx_desc_ring) = + BNX2X_PCI_ALLOC(&bnx2x_fp(bp, index, rx_desc_mapping), + sizeof(struct eth_rx_bd) * NUM_RX_BD); + if (!bnx2x_fp(bp, index, rx_desc_ring)) + goto alloc_mem_err; - BNX2X_PCI_ALLOC(bnx2x_fp(bp, index, rx_comp_ring), - &bnx2x_fp(bp, index, rx_comp_mapping), - sizeof(struct eth_fast_path_rx_cqe) * - NUM_RCQ_BD); + /* Seed all CQEs by 1s */ + bnx2x_fp(bp, index, rx_comp_ring) = + BNX2X_PCI_FALLOC(&bnx2x_fp(bp, index, rx_comp_mapping), + sizeof(struct eth_fast_path_rx_cqe) * NUM_RCQ_BD); + if (!bnx2x_fp(bp, index, rx_comp_ring)) + goto alloc_mem_err; /* SGE ring */ - BNX2X_ALLOC(bnx2x_fp(bp, index, rx_page_ring), - sizeof(struct sw_rx_page) * NUM_RX_SGE); - BNX2X_PCI_ALLOC(bnx2x_fp(bp, index, rx_sge_ring), - &bnx2x_fp(bp, index, rx_sge_mapping), - BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); + bnx2x_fp(bp, index, rx_page_ring) = + kcalloc(NUM_RX_SGE, sizeof(struct sw_rx_page), + GFP_KERNEL); + if (!bnx2x_fp(bp, index, rx_page_ring)) + goto alloc_mem_err; + bnx2x_fp(bp, index, rx_sge_ring) = + BNX2X_PCI_ALLOC(&bnx2x_fp(bp, index, rx_sge_mapping), + BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); + if (!bnx2x_fp(bp, index, rx_sge_ring)) + goto alloc_mem_err; /* RX BD ring */ bnx2x_set_next_page_rx_bd(fp); @@ -4332,7 +4504,7 @@ alloc_mem_err: return 0; } -int bnx2x_alloc_fp_mem_cnic(struct bnx2x *bp) +static int bnx2x_alloc_fp_mem_cnic(struct bnx2x *bp) { if (!NO_FCOE(bp)) /* FCoE */ @@ -4345,7 +4517,7 @@ int bnx2x_alloc_fp_mem_cnic(struct bnx2x *bp) return 0; } -int bnx2x_alloc_fp_mem(struct bnx2x *bp) +static int bnx2x_alloc_fp_mem(struct bnx2x *bp) { int i; @@ -4474,7 +4646,6 @@ int bnx2x_alloc_mem_bp(struct bnx2x *bp) alloc_err: bnx2x_free_mem_bp(bp); return -ENOMEM; - } int bnx2x_reload_if_running(struct net_device *dev) @@ -4516,7 +4687,6 @@ int bnx2x_get_cur_phy_idx(struct bnx2x *bp) } return sel_phy_idx; - } int bnx2x_get_link_cfg_idx(struct bnx2x *bp) { @@ -4604,6 +4774,7 @@ int bnx2x_set_features(struct net_device *dev, netdev_features_t features) { struct bnx2x *bp = netdev_priv(dev); u32 flags = bp->flags; + u32 changes; bool bnx2x_reload = false; if (features & NETIF_F_LRO) @@ -4628,10 +4799,16 @@ int bnx2x_set_features(struct net_device *dev, netdev_features_t features) } } - if (flags ^ bp->flags) { - bp->flags = flags; + changes = flags ^ bp->flags; + + /* if GRO is changed while LRO is enabled, don't force a reload */ + if ((changes & GRO_ENABLE_FLAG) && (flags & TPA_ENABLE_FLAG)) + changes &= ~GRO_ENABLE_FLAG; + + if (changes) bnx2x_reload = true; - } + + bp->flags = flags; if (bnx2x_reload) { if (bp->recovery_state == BNX2X_RECOVERY_DONE) @@ -4651,12 +4828,8 @@ void bnx2x_tx_timeout(struct net_device *dev) bnx2x_panic(); #endif - smp_mb__before_clear_bit(); - set_bit(BNX2X_SP_RTNL_TX_TIMEOUT, &bp->sp_rtnl_state); - smp_mb__after_clear_bit(); - /* This allows the netif to be shutdown gracefully before resetting */ - schedule_delayed_work(&bp->sp_rtnl_task, 0); + bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_TX_TIMEOUT, 0); } int bnx2x_suspend(struct pci_dev *pdev, pm_message_t state) @@ -4726,10 +4899,14 @@ int bnx2x_resume(struct pci_dev *pdev) return rc; } - void bnx2x_set_ctx_validation(struct bnx2x *bp, struct eth_context *cxt, u32 cid) { + if (!cxt) { + BNX2X_ERR("bad context pointer %p\n", cxt); + return; + } + /* ustorm cxt validation */ cxt->ustorm_ag_context.cdu_usage = CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, cid), @@ -4744,7 +4921,6 @@ static void storm_memset_hc_timeout(struct bnx2x *bp, u8 port, u8 fw_sb_id, u8 sb_index, u8 ticks) { - u32 addr = BAR_CSTRORM_INTMEM + CSTORM_STATUS_BLOCK_DATA_TIMEOUT_OFFSET(fw_sb_id, sb_index); REG_WR8(bp, addr, ticks); @@ -4781,3 +4957,15 @@ void bnx2x_update_coalesce_sb_index(struct bnx2x *bp, u8 fw_sb_id, disable = disable ? 1 : (usec ? 0 : 1); storm_memset_hc_disable(bp, port, fw_sb_id, sb_index, disable); } + +void bnx2x_schedule_sp_rtnl(struct bnx2x *bp, enum sp_rtnl_flag flag, + u32 verbose) +{ + smp_mb__before_atomic(); + set_bit(flag, &bp->sp_rtnl_state); + smp_mb__after_atomic(); + DP((BNX2X_MSG_SP | verbose), "Scheduling sp_rtnl task [Flag: %d]\n", + flag); + schedule_delayed_work(&bp->sp_rtnl_task, 0); +} +EXPORT_SYMBOL(bnx2x_schedule_sp_rtnl); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h index 151675d66b0..571427c7226 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h @@ -6,7 +6,7 @@ * it under the terms of the GNU General Public License as published by * the Free Software Foundation. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> * Written by: Eliezer Tamir * Based on code from Michael Chan's bnx2 driver * UDP CSUM errata workaround by Arik Gendelman @@ -21,16 +21,14 @@ #include <linux/pci.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> - +#include <linux/irq.h> #include "bnx2x.h" #include "bnx2x_sriov.h" /* This is used as a replacement for an MCP if it's not present */ -extern int load_count[2][3]; /* per-path: 0-common, 1-port0, 2-port1 */ - -extern int num_queues; -extern int int_mode; +extern int bnx2x_load_count[2][3]; /* per-path: 0-common, 1-port0, 2-port1 */ +extern int bnx2x_num_queues; /************************ Macros ********************************/ #define BNX2X_PCI_FREE(x, y, size) \ @@ -50,20 +48,26 @@ extern int int_mode; } \ } while (0) -#define BNX2X_PCI_ALLOC(x, y, size) \ -do { \ - x = dma_alloc_coherent(&bp->pdev->dev, size, y, \ - GFP_KERNEL | __GFP_ZERO); \ - if (x == NULL) \ - goto alloc_mem_err; \ -} while (0) - -#define BNX2X_ALLOC(x, size) \ - do { \ - x = kzalloc(size, GFP_KERNEL); \ - if (x == NULL) \ - goto alloc_mem_err; \ - } while (0) +#define BNX2X_PCI_ALLOC(y, size) \ +({ \ + void *x = dma_zalloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \ + if (x) \ + DP(NETIF_MSG_HW, \ + "BNX2X_PCI_ALLOC: Physical %Lx Virtual %p\n", \ + (unsigned long long)(*y), x); \ + x; \ +}) +#define BNX2X_PCI_FALLOC(y, size) \ +({ \ + void *x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \ + if (x) { \ + memset(x, 0xff, size); \ + DP(NETIF_MSG_HW, \ + "BNX2X_PCI_FALLOC: Physical %Lx Virtual %p\n", \ + (unsigned long long)(*y), x); \ + } \ + x; \ +}) /*********************** Interfaces **************************** * Functions that need to be implemented by each driver version @@ -95,9 +99,10 @@ void bnx2x_send_unload_done(struct bnx2x *bp, bool keep_link); * @rss_obj: RSS object to use * @ind_table: indirection table to configure * @config_hash: re-configure RSS hash keys configuration + * @enable: enabled or disabled configuration */ -int bnx2x_config_rss_pf(struct bnx2x *bp, struct bnx2x_rss_config_obj *rss_obj, - bool config_hash); +int bnx2x_rss(struct bnx2x *bp, struct bnx2x_rss_config_obj *rss_obj, + bool config_hash, bool enable); /** * bnx2x__init_func_obj - init function object @@ -406,33 +411,7 @@ int bnx2x_set_eth_mac(struct bnx2x *bp, bool set); * If bp->state is OPEN, should be called with * netif_addr_lock_bh() */ -void bnx2x_set_rx_mode(struct net_device *dev); - -/** - * bnx2x_set_storm_rx_mode - configure MAC filtering rules in a FW. - * - * @bp: driver handle - * - * If bp->state is OPEN, should be called with - * netif_addr_lock_bh(). - */ -int bnx2x_set_storm_rx_mode(struct bnx2x *bp); - -/** - * bnx2x_set_q_rx_mode - configures rx_mode for a single queue. - * - * @bp: driver handle - * @cl_id: client id - * @rx_mode_flags: rx mode configuration - * @rx_accept_flags: rx accept configuration - * @tx_accept_flags: tx accept configuration (tx switch) - * @ramrod_flags: ramrod configuration - */ -int bnx2x_set_q_rx_mode(struct bnx2x *bp, u8 cl_id, - unsigned long rx_mode_flags, - unsigned long rx_accept_flags, - unsigned long tx_accept_flags, - unsigned long ramrod_flags); +void bnx2x_set_rx_mode_inner(struct bnx2x *bp); /* Parity errors related */ void bnx2x_set_pf_load(struct bnx2x *bp); @@ -494,9 +473,6 @@ void bnx2x_update_max_mf_config(struct bnx2x *bp, u32 value); /* Error handling */ void bnx2x_fw_dump_lvl(struct bnx2x *bp, const char *lvl); -/* validate currect fw is loaded */ -bool bnx2x_test_firmware_version(struct bnx2x *bp, bool is_err); - /* dev_close main block */ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode, bool keep_link); @@ -515,7 +491,8 @@ int bnx2x_set_vf_mac(struct net_device *dev, int queue, u8 *mac); int bnx2x_set_vf_vlan(struct net_device *netdev, int vf, u16 vlan, u8 qos); /* select_queue callback */ -u16 bnx2x_select_queue(struct net_device *dev, struct sk_buff *skb); +u16 bnx2x_select_queue(struct net_device *dev, struct sk_buff *skb, + void *accel_priv, select_queue_fallback_t fallback); static inline void bnx2x_update_rx_prod(struct bnx2x *bp, struct bnx2x_fastpath *fp, @@ -555,9 +532,6 @@ int bnx2x_reload_if_running(struct net_device *dev); int bnx2x_change_mac_addr(struct net_device *dev, void *p); -/* NAPI poll Rx part */ -int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget); - /* NAPI poll Tx part */ int bnx2x_tx_int(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata); @@ -568,13 +542,9 @@ int bnx2x_resume(struct pci_dev *pdev); /* Release IRQ vectors */ void bnx2x_free_irq(struct bnx2x *bp); -void bnx2x_free_fp_mem_cnic(struct bnx2x *bp); void bnx2x_free_fp_mem(struct bnx2x *bp); -int bnx2x_alloc_fp_mem_cnic(struct bnx2x *bp); -int bnx2x_alloc_fp_mem(struct bnx2x *bp); void bnx2x_init_rx_rings(struct bnx2x *bp); void bnx2x_init_rx_rings_cnic(struct bnx2x *bp); -void bnx2x_free_skbs_cnic(struct bnx2x *bp); void bnx2x_free_skbs(struct bnx2x *bp); void bnx2x_netif_stop(struct bnx2x *bp, int disable_hw); void bnx2x_netif_start(struct bnx2x *bp); @@ -598,13 +568,11 @@ int bnx2x_enable_msix(struct bnx2x *bp); int bnx2x_enable_msi(struct bnx2x *bp); /** - * bnx2x_poll - NAPI callback + * bnx2x_low_latency_recv - LL callback * * @napi: napi structure - * @budget: - * */ -int bnx2x_poll(struct napi_struct *napi, int budget); +int bnx2x_low_latency_recv(struct napi_struct *napi); /** * bnx2x_alloc_mem_bp - allocate memories outsize main driver structure @@ -800,16 +768,18 @@ static inline bool bnx2x_has_tx_work(struct bnx2x_fastpath *fp) return false; } +#define BNX2X_IS_CQE_COMPLETED(cqe_fp) (cqe_fp->marker == 0x0) +#define BNX2X_SEED_CQE(cqe_fp) (cqe_fp->marker = 0xFFFFFFFF) static inline int bnx2x_has_rx_work(struct bnx2x_fastpath *fp) { - u16 rx_cons_sb; + u16 cons; + union eth_rx_cqe *cqe; + struct eth_fast_path_rx_cqe *cqe_fp; - /* Tell compiler that status block fields can change */ - barrier(); - rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb); - if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) - rx_cons_sb++; - return (fp->rx_comp_cons != rx_cons_sb); + cons = RCQ_BD(fp->rx_comp_cons); + cqe = &fp->rx_comp_ring[cons]; + cqe_fp = &cqe->fast_path_cqe; + return BNX2X_IS_CQE_COMPLETED(cqe_fp); } /** @@ -843,40 +813,24 @@ static inline void bnx2x_free_rx_sge(struct bnx2x *bp, sge->addr_lo = 0; } -static inline void bnx2x_add_all_napi_cnic(struct bnx2x *bp) -{ - int i; - - /* Add NAPI objects */ - for_each_rx_queue_cnic(bp, i) - netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi), - bnx2x_poll, NAPI_POLL_WEIGHT); -} - -static inline void bnx2x_add_all_napi(struct bnx2x *bp) -{ - int i; - - /* Add NAPI objects */ - for_each_eth_queue(bp, i) - netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi), - bnx2x_poll, NAPI_POLL_WEIGHT); -} - static inline void bnx2x_del_all_napi_cnic(struct bnx2x *bp) { int i; - for_each_rx_queue_cnic(bp, i) + for_each_rx_queue_cnic(bp, i) { + napi_hash_del(&bnx2x_fp(bp, i, napi)); netif_napi_del(&bnx2x_fp(bp, i, napi)); + } } static inline void bnx2x_del_all_napi(struct bnx2x *bp) { int i; - for_each_eth_queue(bp, i) + for_each_eth_queue(bp, i) { + napi_hash_del(&bnx2x_fp(bp, i, napi)); netif_napi_del(&bnx2x_fp(bp, i, napi)); + } } int bnx2x_set_int_mode(struct bnx2x *bp); @@ -892,14 +846,6 @@ static inline void bnx2x_disable_msi(struct bnx2x *bp) } } -static inline int bnx2x_calc_num_queues(struct bnx2x *bp) -{ - return num_queues ? - min_t(int, num_queues, BNX2X_MAX_QUEUES(bp)) : - min_t(int, netif_get_num_default_rss_queues(), - BNX2X_MAX_QUEUES(bp)); -} - static inline void bnx2x_clear_sge_mask_next_elems(struct bnx2x_fastpath *fp) { int i, j; @@ -955,7 +901,7 @@ static inline int func_by_vn(struct bnx2x *bp, int vn) static inline int bnx2x_config_rss_eth(struct bnx2x *bp, bool config_hash) { - return bnx2x_config_rss_pf(bp, &bp->rss_conf_obj, config_hash); + return bnx2x_rss(bp, &bp->rss_conf_obj, config_hash, true); } /** @@ -986,7 +932,7 @@ static inline int bnx2x_func_start(struct bnx2x *bp) else /* CHIP_IS_E1X */ start_params->network_cos_mode = FW_WRR; - start_params->gre_tunnel_mode = IPGRE_TUNNEL; + start_params->gre_tunnel_mode = L2GRE_TUNNEL; start_params->gre_tunnel_rss = GRE_INNER_HEADERS_RSS; return bnx2x_func_state_change(bp, &func_params); @@ -1146,8 +1092,6 @@ static inline u8 bnx2x_fp_qzone_id(struct bnx2x_fastpath *fp) return fp->cl_id; } -u32 bnx2x_rx_ustorm_prods_offset(struct bnx2x_fastpath *fp); - static inline void bnx2x_init_txdata(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata, u32 cid, int txq_index, __le16 *tx_cons_sb, @@ -1171,7 +1115,6 @@ static inline u8 bnx2x_cnic_eth_cl_id(struct bnx2x *bp, u8 cl_idx) static inline u8 bnx2x_cnic_fw_sb_id(struct bnx2x *bp) { - /* the 'first' id is allocated for the cnic */ return bp->base_fw_ndsb; } @@ -1181,48 +1124,6 @@ static inline u8 bnx2x_cnic_igu_sb_id(struct bnx2x *bp) return bp->igu_base_sb; } - -static inline void bnx2x_init_fcoe_fp(struct bnx2x *bp) -{ - struct bnx2x_fastpath *fp = bnx2x_fcoe_fp(bp); - unsigned long q_type = 0; - - bnx2x_fcoe(bp, rx_queue) = BNX2X_NUM_ETH_QUEUES(bp); - bnx2x_fcoe(bp, cl_id) = bnx2x_cnic_eth_cl_id(bp, - BNX2X_FCOE_ETH_CL_ID_IDX); - bnx2x_fcoe(bp, cid) = BNX2X_FCOE_ETH_CID(bp); - bnx2x_fcoe(bp, fw_sb_id) = DEF_SB_ID; - bnx2x_fcoe(bp, igu_sb_id) = bp->igu_dsb_id; - bnx2x_fcoe(bp, rx_cons_sb) = BNX2X_FCOE_L2_RX_INDEX; - bnx2x_init_txdata(bp, bnx2x_fcoe(bp, txdata_ptr[0]), - fp->cid, FCOE_TXQ_IDX(bp), BNX2X_FCOE_L2_TX_INDEX, - fp); - - DP(NETIF_MSG_IFUP, "created fcoe tx data (fp index %d)\n", fp->index); - - /* qZone id equals to FW (per path) client id */ - bnx2x_fcoe(bp, cl_qzone_id) = bnx2x_fp_qzone_id(fp); - /* init shortcut */ - bnx2x_fcoe(bp, ustorm_rx_prods_offset) = - bnx2x_rx_ustorm_prods_offset(fp); - - /* Configure Queue State object */ - __set_bit(BNX2X_Q_TYPE_HAS_RX, &q_type); - __set_bit(BNX2X_Q_TYPE_HAS_TX, &q_type); - - /* No multi-CoS for FCoE L2 client */ - BUG_ON(fp->max_cos != 1); - - bnx2x_init_queue_obj(bp, &bnx2x_sp_obj(bp, fp).q_obj, fp->cl_id, - &fp->cid, 1, BP_FUNC(bp), bnx2x_sp(bp, q_rdata), - bnx2x_sp_mapping(bp, q_rdata), q_type); - - DP(NETIF_MSG_IFUP, - "queue[%d]: bnx2x_init_sb(%p,%p) cl_id %d fw_sb %d igu_sb %d\n", - fp->index, bp, fp->status_blk.e2_sb, fp->cl_id, fp->fw_sb_id, - fp->igu_sb_id); -} - static inline int bnx2x_clean_tx_queue(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata) { @@ -1334,8 +1235,8 @@ static inline bool bnx2x_mtu_allows_gro(int mtu) int fpp = SGE_PAGE_SIZE / (mtu - ETH_MAX_TPA_HEADER_SIZE); /* - * 1. number of frags should not grow above MAX_SKB_FRAGS - * 2. frag must fit the page + * 1. Number of frags should not grow above MAX_SKB_FRAGS + * 2. Frag must fit the page */ return mtu <= SGE_PAGE_SIZE && (U_ETH_SGL_SIZE * fpp) <= MAX_SKB_FRAGS; } @@ -1419,4 +1320,7 @@ void bnx2x_fill_fw_str(struct bnx2x *bp, char *buf, size_t buf_len); int bnx2x_drain_tx_queues(struct bnx2x *bp); void bnx2x_squeeze_objects(struct bnx2x *bp); +void bnx2x_schedule_sp_rtnl(struct bnx2x*, enum sp_rtnl_flag, + u32 verbose); + #endif /* BNX2X_CMN_H */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c index 4b077a7f16a..51a952c51cb 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c @@ -12,7 +12,7 @@ * license other than the GPL, without Broadcom's express prior written * consent. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> * Written by: Dmitry Kravkov * */ @@ -30,10 +30,8 @@ #include "bnx2x_dcb.h" /* forward declarations of dcbx related functions */ -static int bnx2x_dcbx_stop_hw_tx(struct bnx2x *bp); static void bnx2x_pfc_set_pfc(struct bnx2x *bp); static void bnx2x_dcbx_update_ets_params(struct bnx2x *bp); -static int bnx2x_dcbx_resume_hw_tx(struct bnx2x *bp); static void bnx2x_dcbx_get_ets_pri_pg_tbl(struct bnx2x *bp, u32 *set_configuration_ets_pg, u32 *pri_pg_tbl); @@ -253,7 +251,6 @@ static void bnx2x_dcbx_get_ets_feature(struct bnx2x *bp, memset(&pg_help_data, 0, sizeof(struct pg_help_data)); - if (GET_FLAGS(error, DCBX_LOCAL_ETS_ERROR)) DP(BNX2X_MSG_DCB, "DCBX_LOCAL_ETS_ERROR\n"); @@ -298,7 +295,6 @@ static void bnx2x_dcbx_get_ets_feature(struct bnx2x *bp, static void bnx2x_dcbx_get_pfc_feature(struct bnx2x *bp, struct dcbx_pfc_feature *pfc, u32 error) { - if (GET_FLAGS(error, DCBX_LOCAL_PFC_ERROR)) DP(BNX2X_MSG_DCB, "DCBX_LOCAL_PFC_ERROR\n"); @@ -367,7 +363,6 @@ static int bnx2x_dcbx_read_mib(struct bnx2x *bp, struct lldp_remote_mib *remote_mib ; struct lldp_local_mib *local_mib; - switch (read_mib_type) { case DCBX_READ_LOCAL_MIB: mib_size = sizeof(struct lldp_local_mib); @@ -428,30 +423,52 @@ static void bnx2x_pfc_set_pfc(struct bnx2x *bp) bnx2x_pfc_clear(bp); } -static int bnx2x_dcbx_stop_hw_tx(struct bnx2x *bp) +int bnx2x_dcbx_stop_hw_tx(struct bnx2x *bp) { struct bnx2x_func_state_params func_params = {NULL}; + int rc; func_params.f_obj = &bp->func_obj; func_params.cmd = BNX2X_F_CMD_TX_STOP; + __set_bit(RAMROD_COMP_WAIT, &func_params.ramrod_flags); + __set_bit(RAMROD_RETRY, &func_params.ramrod_flags); + DP(BNX2X_MSG_DCB, "STOP TRAFFIC\n"); - return bnx2x_func_state_change(bp, &func_params); + + rc = bnx2x_func_state_change(bp, &func_params); + if (rc) { + BNX2X_ERR("Unable to hold traffic for HW configuration\n"); + bnx2x_panic(); + } + + return rc; } -static int bnx2x_dcbx_resume_hw_tx(struct bnx2x *bp) +int bnx2x_dcbx_resume_hw_tx(struct bnx2x *bp) { struct bnx2x_func_state_params func_params = {NULL}; struct bnx2x_func_tx_start_params *tx_params = &func_params.params.tx_start; + int rc; func_params.f_obj = &bp->func_obj; func_params.cmd = BNX2X_F_CMD_TX_START; + __set_bit(RAMROD_COMP_WAIT, &func_params.ramrod_flags); + __set_bit(RAMROD_RETRY, &func_params.ramrod_flags); + bnx2x_dcbx_fw_struct(bp, tx_params); DP(BNX2X_MSG_DCB, "START TRAFFIC\n"); - return bnx2x_func_state_change(bp, &func_params); + + rc = bnx2x_func_state_change(bp, &func_params); + if (rc) { + BNX2X_ERR("Unable to resume traffic after HW configuration\n"); + bnx2x_panic(); + } + + return rc; } static void bnx2x_dcbx_2cos_limit_update_ets_config(struct bnx2x *bp) @@ -629,7 +646,6 @@ static int bnx2x_dcbx_read_shmem_neg_results(struct bnx2x *bp) return 0; } - #ifdef BCM_DCBNL static inline u8 bnx2x_dcbx_dcbnl_app_up(struct dcbx_app_priority_entry *ent) @@ -691,11 +707,10 @@ static inline void bnx2x_dcbx_update_tc_mapping(struct bnx2x *bp) } /* setup tc must be called under rtnl lock, but we can't take it here - * as we are handling an attetntion on a work queue which must be + * as we are handling an attention on a work queue which must be * flushed at some rtnl-locked contexts (e.g. if down) */ - if (!test_and_set_bit(BNX2X_SP_RTNL_SETUP_TC, &bp->sp_rtnl_state)) - schedule_delayed_work(&bp->sp_rtnl_task, 0); + bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_SETUP_TC, 0); } void bnx2x_dcbx_set_params(struct bnx2x *bp, u32 state) @@ -711,7 +726,7 @@ void bnx2x_dcbx_set_params(struct bnx2x *bp, u32 state) */ bnx2x_dcbnl_update_applist(bp, true); - /* Read rmeote mib if dcbx is in the FW */ + /* Read remote mib if dcbx is in the FW */ if (bnx2x_dcbx_read_shmem_remote_mib(bp)) return; #endif @@ -742,14 +757,13 @@ void bnx2x_dcbx_set_params(struct bnx2x *bp, u32 state) bnx2x_dcbx_update_tc_mapping(bp); /* - * allow other funtions to update their netdevices + * allow other functions to update their netdevices * accordingly */ if (IS_MF(bp)) bnx2x_link_sync_notify(bp); - bnx2x_dcbx_stop_hw_tx(bp); - + bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_TX_STOP, 0); return; } case BNX2X_DCBX_STATE_TX_PAUSED: @@ -757,8 +771,9 @@ void bnx2x_dcbx_set_params(struct bnx2x *bp, u32 state) bnx2x_pfc_set_pfc(bp); bnx2x_dcbx_update_ets_params(bp); - bnx2x_dcbx_resume_hw_tx(bp); + /* ets may affect cmng configuration: reinit it in hw */ + bnx2x_set_local_cmng(bp); return; case BNX2X_DCBX_STATE_TX_RELEASED: DP(BNX2X_MSG_DCB, "BNX2X_DCBX_STATE_TX_RELEASED\n"); @@ -864,7 +879,7 @@ static void bnx2x_dcbx_admin_mib_updated_params(struct bnx2x *bp, i, DCBX_PRI_PG_GET(af->ets.pri_pg_tbl, i)); } - /*For IEEE admin_recommendation_bw_precentage + /*For IEEE admin_recommendation_bw_percentage *For IEEE admin_recommendation_ets_pg */ af->pfc.pri_en_bitmap = (u8)dp->admin_pfc_bitmap; for (i = 0; i < DCBX_CONFIG_MAX_APP_PROTOCOL; i++) { @@ -896,13 +911,11 @@ static void bnx2x_dcbx_admin_mib_updated_params(struct bnx2x *bp, } af->app.default_pri = (u8)dp->admin_default_priority; - } /* Write the data. */ bnx2x_write_data(bp, (u32 *)&admin_mib, offset, sizeof(struct lldp_admin_mib)); - } void bnx2x_dcbx_set_state(struct bnx2x *bp, bool dcb_on, u32 dcbx_enabled) @@ -1076,7 +1089,7 @@ static void bnx2x_dcbx_get_num_pg_traf_type(struct bnx2x *bp, bool pg_found = false; u32 i, traf_type, add_traf_type, add_pg; u32 *ttp = bp->dcbx_port_params.app.traffic_type_priority; - struct pg_entry_help_data *data = help_data->data; /*shotcut*/ + struct pg_entry_help_data *data = help_data->data; /*shortcut*/ /* Set to invalid */ for (i = 0; i < LLFC_DRIVER_TRAFFIC_TYPE_MAX; i++) @@ -1172,7 +1185,8 @@ static void bnx2x_dcbx_separate_pauseable_from_non(struct bnx2x *bp, DCBX_PG_BW_GET(ets->pg_bw_tbl, pg_entry)); else /* If we join a group and one is strict - * than the bw rulls */ + * than the bw rules + */ cos_data->data[entry].strict = BNX2X_DCBX_STRICT_COS_HIGHEST; } @@ -1181,7 +1195,6 @@ static void bnx2x_dcbx_separate_pauseable_from_non(struct bnx2x *bp, BNX2X_ERR("dcbx error: Both groups must have priorities\n"); } - #ifndef POWER_OF_2 #define POWER_OF_2(x) ((0 != x) && (0 == (x & (x-1)))) #endif @@ -1284,7 +1297,7 @@ static void bnx2x_dcbx_2cos_limit_cee_single_pg_to_cos_params(struct bnx2x *bp, } else { /* If there are only pauseable priorities or * only non-pauseable,* the lower priorities go - * to the first queue and the higherpriorities go + * to the first queue and the higher priorities go * to the second queue. */ cos_data->data[0].pausable = @@ -1484,7 +1497,7 @@ static void bnx2x_dcbx_2cos_limit_cee_three_pg_to_cos_params( * queue and one priority goes to the second queue. * * We will join this two cases: - * if one is BW limited it will go to the secoend queue + * if one is BW limited it will go to the second queue * otherwise the last priority will get it */ @@ -1504,7 +1517,8 @@ static void bnx2x_dcbx_2cos_limit_cee_three_pg_to_cos_params( false == b_found_strict) /* last entry will be handled separately * If no priority is strict than last - * enty goes to last queue.*/ + * entry goes to last queue. + */ entry = 1; cos_data->data[entry].pri_join_mask |= pri_tested; @@ -1516,7 +1530,8 @@ static void bnx2x_dcbx_2cos_limit_cee_three_pg_to_cos_params( b_found_strict = true; cos_data->data[1].pri_join_mask |= pri_tested; /* If we join a group and one is strict - * than the bw rulls */ + * than the bw rules + */ cos_data->data[1].strict = BNX2X_DCBX_STRICT_COS_HIGHEST; } @@ -1524,7 +1539,6 @@ static void bnx2x_dcbx_2cos_limit_cee_three_pg_to_cos_params( } } - static void bnx2x_dcbx_2cos_limit_cee_fill_cos_params(struct bnx2x *bp, struct pg_help_data *help_data, struct dcbx_ets_feature *ets, @@ -1533,7 +1547,6 @@ static void bnx2x_dcbx_2cos_limit_cee_fill_cos_params(struct bnx2x *bp, u32 pri_join_mask, u8 num_of_dif_pri) { - /* default E2 settings */ cos_data->num_of_cos = DCBX_COS_MAX_NUM_E2; @@ -1629,7 +1642,6 @@ static u8 bnx2x_dcbx_cee_fill_strict_pri(struct bnx2x *bp, u8 num_spread_of_entries, u8 strict_app_pris) { - if (bnx2x_dcbx_spread_strict_pri(bp, cos_data, entry, num_spread_of_entries, strict_app_pris)) { @@ -1848,7 +1860,7 @@ static void bnx2x_dcbx_fw_struct(struct bnx2x *bp, void bnx2x_dcbx_pmf_update(struct bnx2x *bp) { - /* if we need to syncronize DCBX result from prev PMF + /* if we need to synchronize DCBX result from prev PMF * read it from shmem and update bp and netdev accordingly */ if (SHMEM2_HAS(bp, drv_flags) && @@ -1876,7 +1888,6 @@ void bnx2x_dcbx_pmf_update(struct bnx2x *bp) * dcbx negotiation. */ bnx2x_dcbx_update_tc_mapping(bp); - } } @@ -1943,14 +1954,14 @@ static void bnx2x_dcbnl_set_pg_tccfg_tx(struct net_device *netdev, int prio, return; /** - * bw_pct ingnored - band-width percentage devision between user + * bw_pct ignored - band-width percentage devision between user * priorities within the same group is not * standard and hence not supported * - * prio_type igonred - priority levels within the same group are not + * prio_type ignored - priority levels within the same group are not * standard and hence are not supported. According * to the standard pgid 15 is dedicated to strict - * prioirty traffic (on the port level). + * priority traffic (on the port level). * * up_map ignored */ @@ -1995,14 +2006,14 @@ static void bnx2x_dcbnl_get_pg_tccfg_tx(struct net_device *netdev, int prio, DP(BNX2X_MSG_DCB, "prio = %d\n", prio); /** - * bw_pct ingnored - band-width percentage devision between user + * bw_pct ignored - band-width percentage devision between user * priorities within the same group is not * standard and hence not supported * - * prio_type igonred - priority levels within the same group are not + * prio_type ignored - priority levels within the same group are not * standard and hence are not supported. According * to the standard pgid 15 is dedicated to strict - * prioirty traffic (on the port level). + * priority traffic (on the port level). * * up_map ignored */ @@ -2371,25 +2382,28 @@ static u8 bnx2x_dcbnl_get_featcfg(struct net_device *netdev, int featid, case DCB_FEATCFG_ATTR_PG: if (bp->dcbx_local_feat.ets.enabled) *flags |= DCB_FEATCFG_ENABLE; - if (bp->dcbx_error & DCBX_LOCAL_ETS_ERROR) + if (bp->dcbx_error & (DCBX_LOCAL_ETS_ERROR | + DCBX_REMOTE_MIB_ERROR)) *flags |= DCB_FEATCFG_ERROR; break; case DCB_FEATCFG_ATTR_PFC: if (bp->dcbx_local_feat.pfc.enabled) *flags |= DCB_FEATCFG_ENABLE; if (bp->dcbx_error & (DCBX_LOCAL_PFC_ERROR | - DCBX_LOCAL_PFC_MISMATCH)) + DCBX_LOCAL_PFC_MISMATCH | + DCBX_REMOTE_MIB_ERROR)) *flags |= DCB_FEATCFG_ERROR; break; case DCB_FEATCFG_ATTR_APP: if (bp->dcbx_local_feat.app.enabled) *flags |= DCB_FEATCFG_ENABLE; if (bp->dcbx_error & (DCBX_LOCAL_APP_ERROR | - DCBX_LOCAL_APP_MISMATCH)) + DCBX_LOCAL_APP_MISMATCH | + DCBX_REMOTE_MIB_ERROR)) *flags |= DCB_FEATCFG_ERROR; break; default: - BNX2X_ERR("Non valid featrue-ID\n"); + BNX2X_ERR("Non valid feature-ID\n"); rval = 1; break; } @@ -2430,7 +2444,7 @@ static u8 bnx2x_dcbnl_set_featcfg(struct net_device *netdev, int featid, flags & DCB_FEATCFG_WILLING ? 1 : 0; break; default: - BNX2X_ERR("Non valid featrue-ID\n"); + BNX2X_ERR("Non valid feature-ID\n"); rval = 1; break; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.h index d153f44cf8f..c6939ecb02c 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.h @@ -12,7 +12,7 @@ * license other than the GPL, without Broadcom's express prior written * consent. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> * Written by: Dmitry Kravkov * */ @@ -134,8 +134,6 @@ enum { #define PFC_BRB1_REG_HIGH_LLFC_LOW_THRESHOLD 130 #define PFC_BRB1_REG_HIGH_LLFC_HIGH_THRESHOLD 170 - - struct cos_entry_help_data { u32 pri_join_mask; u32 cos_bw; @@ -170,7 +168,6 @@ struct cos_help_data { (!(IS_DCBX_PFC_PRI_ONLY_NON_PAUSE((bp), (pg_pri)) || \ IS_DCBX_PFC_PRI_ONLY_PAUSE((bp), (pg_pri)))) - struct pg_entry_help_data { u8 num_of_dif_pri; u8 pg; @@ -202,4 +199,7 @@ extern const struct dcbnl_rtnl_ops bnx2x_dcbnl_ops; int bnx2x_dcbnl_update_applist(struct bnx2x *bp, bool delall); #endif /* BCM_DCBNL */ +int bnx2x_dcbx_stop_hw_tx(struct bnx2x *bp); +int bnx2x_dcbx_resume_hw_tx(struct bnx2x *bp); + #endif /* BNX2X_DCB_H */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dump.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dump.h index bff5e33eaa1..12eb4baee9f 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dump.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dump.h @@ -13,12 +13,6 @@ * consent. */ - -/* This struct holds a signature to ensure the dump returned from the driver - * match the meta data file inserted to grc_dump.tcl - * The signature is time stamp, diag version and grc_dump version - */ - #ifndef BNX2X_DUMP_H #define BNX2X_DUMP_H @@ -28,7 +22,6 @@ #define DRV_DUMP_USTORM_WAITP_ADDRESS 0x338a80 #define DRV_DUMP_CSTORM_WAITP_ADDRESS 0x238a80 - /* Possible Chips */ #define DUMP_CHIP_E1 1 #define DUMP_CHIP_E1H 2 diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c index ce1a9161867..25eddd90f48 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c @@ -6,7 +6,7 @@ * it under the terms of the GNU General Public License as published by * the Free Software Foundation. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> * Written by: Eliezer Tamir * Based on code from Michael Chan's bnx2 driver * UDP CSUM errata workaround by Arik Gendelman @@ -320,7 +320,7 @@ static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) speed = ethtool_cmd_speed(cmd); - /* If recieved a request for an unknown duplex, assume full*/ + /* If received a request for an unknown duplex, assume full*/ if (cmd->duplex == DUPLEX_UNKNOWN) cmd->duplex = DUPLEX_FULL; @@ -358,49 +358,48 @@ static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) cfg_idx = bnx2x_get_link_cfg_idx(bp); old_multi_phy_config = bp->link_params.multi_phy_config; - switch (cmd->port) { - case PORT_TP: - if (bp->port.supported[cfg_idx] & SUPPORTED_TP) - break; /* no port change */ - - if (!(bp->port.supported[0] & SUPPORTED_TP || - bp->port.supported[1] & SUPPORTED_TP)) { - DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n"); - return -EINVAL; - } - bp->link_params.multi_phy_config &= - ~PORT_HW_CFG_PHY_SELECTION_MASK; - if (bp->link_params.multi_phy_config & - PORT_HW_CFG_PHY_SWAPPED_ENABLED) - bp->link_params.multi_phy_config |= - PORT_HW_CFG_PHY_SELECTION_SECOND_PHY; - else - bp->link_params.multi_phy_config |= - PORT_HW_CFG_PHY_SELECTION_FIRST_PHY; - break; - case PORT_FIBRE: - case PORT_DA: - if (bp->port.supported[cfg_idx] & SUPPORTED_FIBRE) - break; /* no port change */ - - if (!(bp->port.supported[0] & SUPPORTED_FIBRE || - bp->port.supported[1] & SUPPORTED_FIBRE)) { + if (cmd->port != bnx2x_get_port_type(bp)) { + switch (cmd->port) { + case PORT_TP: + if (!(bp->port.supported[0] & SUPPORTED_TP || + bp->port.supported[1] & SUPPORTED_TP)) { + DP(BNX2X_MSG_ETHTOOL, + "Unsupported port type\n"); + return -EINVAL; + } + bp->link_params.multi_phy_config &= + ~PORT_HW_CFG_PHY_SELECTION_MASK; + if (bp->link_params.multi_phy_config & + PORT_HW_CFG_PHY_SWAPPED_ENABLED) + bp->link_params.multi_phy_config |= + PORT_HW_CFG_PHY_SELECTION_SECOND_PHY; + else + bp->link_params.multi_phy_config |= + PORT_HW_CFG_PHY_SELECTION_FIRST_PHY; + break; + case PORT_FIBRE: + case PORT_DA: + case PORT_NONE: + if (!(bp->port.supported[0] & SUPPORTED_FIBRE || + bp->port.supported[1] & SUPPORTED_FIBRE)) { + DP(BNX2X_MSG_ETHTOOL, + "Unsupported port type\n"); + return -EINVAL; + } + bp->link_params.multi_phy_config &= + ~PORT_HW_CFG_PHY_SELECTION_MASK; + if (bp->link_params.multi_phy_config & + PORT_HW_CFG_PHY_SWAPPED_ENABLED) + bp->link_params.multi_phy_config |= + PORT_HW_CFG_PHY_SELECTION_FIRST_PHY; + else + bp->link_params.multi_phy_config |= + PORT_HW_CFG_PHY_SELECTION_SECOND_PHY; + break; + default: DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n"); return -EINVAL; } - bp->link_params.multi_phy_config &= - ~PORT_HW_CFG_PHY_SELECTION_MASK; - if (bp->link_params.multi_phy_config & - PORT_HW_CFG_PHY_SWAPPED_ENABLED) - bp->link_params.multi_phy_config |= - PORT_HW_CFG_PHY_SELECTION_FIRST_PHY; - else - bp->link_params.multi_phy_config |= - PORT_HW_CFG_PHY_SELECTION_SECOND_PHY; - break; - default: - DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n"); - return -EINVAL; } /* Save new config in case command complete successfully */ new_multi_phy_config = bp->link_params.multi_phy_config; @@ -639,6 +638,9 @@ static int bnx2x_get_regs_len(struct net_device *dev) struct bnx2x *bp = netdev_priv(dev); int regdump_len = 0; + if (IS_VF(bp)) + return 0; + regdump_len = __bnx2x_get_regs_len(bp); regdump_len *= 4; regdump_len += sizeof(struct dump_header); @@ -733,7 +735,6 @@ static bool bnx2x_is_reg_in_chip(struct bnx2x *bp, return false; } - static bool bnx2x_is_wreg_in_chip(struct bnx2x *bp, const struct wreg_addr *wreg_info) { @@ -850,7 +851,7 @@ static int __bnx2x_get_preset_regs(struct bnx2x *bp, u32 *p, u32 preset) /* Paged registers are supported in E2 & E3 only */ if (CHIP_IS_E2(bp) || CHIP_IS_E3(bp)) { - /* Read "paged" registes */ + /* Read "paged" registers */ bnx2x_read_pages_regs(bp, p, preset); } @@ -892,17 +893,8 @@ static void bnx2x_get_regs(struct net_device *dev, * will re-enable parity attentions right after the dump. */ - /* Disable parity on path 0 */ - bnx2x_pretend_func(bp, 0); bnx2x_disable_blocks_parity(bp); - /* Disable parity on path 1 */ - bnx2x_pretend_func(bp, 1); - bnx2x_disable_blocks_parity(bp); - - /* Return to current function */ - bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); - dump_hdr.header_size = (sizeof(struct dump_header) / 4) - 1; dump_hdr.preset = DUMP_ALL_PRESETS; dump_hdr.version = BNX2X_DUMP_VERSION; @@ -929,18 +921,9 @@ static void bnx2x_get_regs(struct net_device *dev, /* Actually read the registers */ __bnx2x_get_regs(bp, p); - /* Re-enable parity attentions on path 0 */ - bnx2x_pretend_func(bp, 0); - bnx2x_clear_blocks_parity(bp); - bnx2x_enable_blocks_parity(bp); - - /* Re-enable parity attentions on path 1 */ - bnx2x_pretend_func(bp, 1); + /* Re-enable parity attentions */ bnx2x_clear_blocks_parity(bp); bnx2x_enable_blocks_parity(bp); - - /* Return to current function */ - bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); } static int bnx2x_get_preset_regs_len(struct net_device *dev, u32 preset) @@ -960,6 +943,9 @@ static int bnx2x_set_dump(struct net_device *dev, struct ethtool_dump *val) struct bnx2x *bp = netdev_priv(dev); /* Use the ethtool_dump "flag" field as the dump preset index */ + if (val->flag < 1 || val->flag > DUMP_MAX_PRESETS) + return -EINVAL; + bp->dump_preset_idx = val->flag; return 0; } @@ -969,12 +955,12 @@ static int bnx2x_get_dump_flag(struct net_device *dev, { struct bnx2x *bp = netdev_priv(dev); + dump->version = BNX2X_DUMP_VERSION; + dump->flag = bp->dump_preset_idx; /* Calculate the requested preset idx length */ dump->len = bnx2x_get_preset_regs_len(dev, bp->dump_preset_idx); DP(BNX2X_MSG_ETHTOOL, "Get dump preset %d length=%d\n", bp->dump_preset_idx, dump->len); - - dump->flag = ETHTOOL_GET_DUMP_DATA; return 0; } @@ -986,24 +972,13 @@ static int bnx2x_get_dump_data(struct net_device *dev, struct bnx2x *bp = netdev_priv(dev); struct dump_header dump_hdr = {0}; - memset(p, 0, dump->len); - /* Disable parity attentions as long as following dump may * cause false alarms by reading never written registers. We * will re-enable parity attentions right after the dump. */ - /* Disable parity on path 0 */ - bnx2x_pretend_func(bp, 0); - bnx2x_disable_blocks_parity(bp); - - /* Disable parity on path 1 */ - bnx2x_pretend_func(bp, 1); bnx2x_disable_blocks_parity(bp); - /* Return to current function */ - bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); - dump_hdr.header_size = (sizeof(struct dump_header) / 4) - 1; dump_hdr.preset = bp->dump_preset_idx; dump_hdr.version = BNX2X_DUMP_VERSION; @@ -1032,19 +1007,10 @@ static int bnx2x_get_dump_data(struct net_device *dev, /* Actually read the registers */ __bnx2x_get_preset_regs(bp, p, dump_hdr.preset); - /* Re-enable parity attentions on path 0 */ - bnx2x_pretend_func(bp, 0); - bnx2x_clear_blocks_parity(bp); - bnx2x_enable_blocks_parity(bp); - - /* Re-enable parity attentions on path 1 */ - bnx2x_pretend_func(bp, 1); + /* Re-enable parity attentions */ bnx2x_clear_blocks_parity(bp); bnx2x_enable_blocks_parity(bp); - /* Return to current function */ - bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); - return 0; } @@ -1155,8 +1121,8 @@ static int bnx2x_get_eeprom_len(struct net_device *dev) return bp->common.flash_size; } -/* Per pf misc lock must be aquired before the per port mcp lock. Otherwise, had - * we done things the other way around, if two pfs from the same port would +/* Per pf misc lock must be acquired before the per port mcp lock. Otherwise, + * had we done things the other way around, if two pfs from the same port would * attempt to access nvram at the same time, we could run into a scenario such * as: * pf A takes the port lock. @@ -1381,12 +1347,29 @@ static int bnx2x_nvram_read32(struct bnx2x *bp, u32 offset, u32 *buf, return rc; } +static bool bnx2x_is_nvm_accessible(struct bnx2x *bp) +{ + int rc = 1; + u16 pm = 0; + struct net_device *dev = pci_get_drvdata(bp->pdev); + + if (bp->pdev->pm_cap) + rc = pci_read_config_word(bp->pdev, + bp->pdev->pm_cap + PCI_PM_CTRL, &pm); + + if ((rc && !netif_running(dev)) || + (!rc && ((pm & PCI_PM_CTRL_STATE_MASK) != (__force u16)PCI_D0))) + return false; + + return true; +} + static int bnx2x_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *eebuf) { struct bnx2x *bp = netdev_priv(dev); - if (!netif_running(dev)) { + if (!bnx2x_is_nvm_accessible(bp)) { DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "cannot access eeprom when the interface is down\n"); return -EAGAIN; @@ -1411,7 +1394,7 @@ static int bnx2x_get_module_eeprom(struct net_device *dev, u8 *user_data = data; unsigned int start_addr = ee->offset, xfer_size = 0; - if (!netif_running(dev)) { + if (!bnx2x_is_nvm_accessible(bp)) { DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "cannot access eeprom when the interface is down\n"); return -EAGAIN; @@ -1474,7 +1457,7 @@ static int bnx2x_get_module_info(struct net_device *dev, int phy_idx, rc; u8 sff8472_comp, diag_type; - if (!netif_running(dev)) { + if (!bnx2x_is_nvm_accessible(bp)) { DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "cannot access eeprom when the interface is down\n"); return -EAGAIN; @@ -1594,8 +1577,10 @@ static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf, */ val = be32_to_cpu(val_be); - val &= ~le32_to_cpu(0xff << BYTE_OFFSET(offset)); - val |= le32_to_cpu(*data_buf << BYTE_OFFSET(offset)); + val &= ~le32_to_cpu((__force __le32) + (0xff << BYTE_OFFSET(offset))); + val |= le32_to_cpu((__force __le32) + (*data_buf << BYTE_OFFSET(offset))); rc = bnx2x_nvram_write_dword(bp, align_offset, val, cmd_flags); @@ -1653,6 +1638,12 @@ static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf, memcpy(&val, data_buf, 4); + /* Notice unlike bnx2x_nvram_read_dword() this will not + * change val using be32_to_cpu(), which causes data to flip + * if the eeprom is read and then written back. This is due + * to tools utilizing this functionality that would break + * if this would be resolved. + */ rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags); /* advance to the next dword */ @@ -1676,7 +1667,8 @@ static int bnx2x_set_eeprom(struct net_device *dev, int port = BP_PORT(bp); int rc = 0; u32 ext_phy_config; - if (!netif_running(dev)) { + + if (!bnx2x_is_nvm_accessible(bp)) { DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "cannot access eeprom when the interface is down\n"); return -EAGAIN; @@ -1921,6 +1913,19 @@ static const char bnx2x_tests_str_arr[BNX2X_NUM_TESTS_SF][ETH_GSTRING_LEN] = { "link_test (online) " }; +enum { + BNX2X_PRI_FLAG_ISCSI, + BNX2X_PRI_FLAG_FCOE, + BNX2X_PRI_FLAG_STORAGE, + BNX2X_PRI_FLAG_LEN, +}; + +static const char bnx2x_private_arr[BNX2X_PRI_FLAG_LEN][ETH_GSTRING_LEN] = { + "iSCSI offload support", + "FCoE offload support", + "Storage only interface" +}; + static u32 bnx2x_eee_to_adv(u32 eee_adv) { u32 modes = 0; @@ -2041,7 +2046,7 @@ static int bnx2x_set_eee(struct net_device *dev, struct ethtool_eee *edata) EEE_MODE_OVERRIDE_NVRAM | EEE_MODE_OUTPUT_TIME; - /* Restart link to propogate changes */ + /* Restart link to propagate changes */ if (netif_running(dev)) { bnx2x_stats_handle(bp, STATS_EVENT_STOP); bnx2x_force_link_reset(bp); @@ -2160,7 +2165,7 @@ static int bnx2x_test_registers(struct bnx2x *bp) { BNX2X_CHIP_MASK_ALL, 0xffffffff, 0, 0x00000000 } }; - if (!netif_running(bp->dev)) { + if (!bnx2x_is_nvm_accessible(bp)) { DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "cannot access eeprom when the interface is down\n"); return rc; @@ -2264,7 +2269,7 @@ static int bnx2x_test_memory(struct bnx2x *bp) { NULL, 0xffffffff, {0, 0, 0, 0} } }; - if (!netif_running(bp->dev)) { + if (!bnx2x_is_nvm_accessible(bp)) { DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "cannot access eeprom when the interface is down\n"); return rc; @@ -2867,9 +2872,16 @@ static void bnx2x_self_test(struct net_device *dev, memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS(bp)); + if (bnx2x_test_nvram(bp) != 0) { + if (!IS_MF(bp)) + buf[4] = 1; + else + buf[0] = 1; + etest->flags |= ETH_TEST_FL_FAILED; + } + if (!netif_running(dev)) { - DP(BNX2X_MSG_ETHTOOL, - "Can't perform self-test when interface is down\n"); + DP(BNX2X_MSG_ETHTOOL, "Interface is down\n"); return; } @@ -2931,13 +2943,7 @@ static void bnx2x_self_test(struct net_device *dev, /* wait until link state is restored */ bnx2x_wait_for_link(bp, link_up, is_serdes); } - if (bnx2x_test_nvram(bp) != 0) { - if (!IS_MF(bp)) - buf[4] = 1; - else - buf[0] = 1; - etest->flags |= ETH_TEST_FL_FAILED; - } + if (bnx2x_test_intr(bp) != 0) { if (!IS_MF(bp)) buf[5] = 1; @@ -2964,8 +2970,9 @@ static void bnx2x_self_test(struct net_device *dev, #define IS_PORT_STAT(i) \ ((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT) #define IS_FUNC_STAT(i) (bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC) -#define IS_MF_MODE_STAT(bp) \ - (IS_MF(bp) && !(bp->msg_enable & BNX2X_MSG_STATS)) +#define HIDE_PORT_STAT(bp) \ + ((IS_MF(bp) && !(bp->msg_enable & BNX2X_MSG_STATS)) || \ + IS_VF(bp)) /* ethtool statistics are displayed for all regular ethernet queues and the * fcoe L2 queue if not disabled @@ -2978,32 +2985,47 @@ static int bnx2x_num_stat_queues(struct bnx2x *bp) static int bnx2x_get_sset_count(struct net_device *dev, int stringset) { struct bnx2x *bp = netdev_priv(dev); - int i, num_stats; + int i, num_strings = 0; switch (stringset) { case ETH_SS_STATS: if (is_multi(bp)) { - num_stats = bnx2x_num_stat_queues(bp) * - BNX2X_NUM_Q_STATS; + num_strings = bnx2x_num_stat_queues(bp) * + BNX2X_NUM_Q_STATS; } else - num_stats = 0; - if (IS_MF_MODE_STAT(bp)) { + num_strings = 0; + if (HIDE_PORT_STAT(bp)) { for (i = 0; i < BNX2X_NUM_STATS; i++) if (IS_FUNC_STAT(i)) - num_stats++; + num_strings++; } else - num_stats += BNX2X_NUM_STATS; + num_strings += BNX2X_NUM_STATS; - return num_stats; + return num_strings; case ETH_SS_TEST: return BNX2X_NUM_TESTS(bp); + case ETH_SS_PRIV_FLAGS: + return BNX2X_PRI_FLAG_LEN; + default: return -EINVAL; } } +static u32 bnx2x_get_private_flags(struct net_device *dev) +{ + struct bnx2x *bp = netdev_priv(dev); + u32 flags = 0; + + flags |= (!(bp->flags & NO_ISCSI_FLAG) ? 1 : 0) << BNX2X_PRI_FLAG_ISCSI; + flags |= (!(bp->flags & NO_FCOE_FLAG) ? 1 : 0) << BNX2X_PRI_FLAG_FCOE; + flags |= (!!IS_MF_STORAGE_ONLY(bp)) << BNX2X_PRI_FLAG_STORAGE; + + return flags; +} + static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf) { struct bnx2x *bp = netdev_priv(dev); @@ -3026,9 +3048,8 @@ static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf) } } - for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { - if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i)) + if (HIDE_PORT_STAT(bp) && IS_PORT_STAT(i)) continue; strcpy(buf + (k + j)*ETH_GSTRING_LEN, bnx2x_stats_arr[i].string); @@ -3045,6 +3066,12 @@ static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf) start = 4; memcpy(buf, bnx2x_tests_str_arr + start, ETH_GSTRING_LEN * BNX2X_NUM_TESTS(bp)); + break; + + case ETH_SS_PRIV_FLAGS: + memcpy(buf, bnx2x_private_arr, + ETH_GSTRING_LEN * BNX2X_PRI_FLAG_LEN); + break; } } @@ -3080,7 +3107,7 @@ static void bnx2x_get_ethtool_stats(struct net_device *dev, hw_stats = (u32 *)&bp->eth_stats; for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { - if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i)) + if (HIDE_PORT_STAT(bp) && IS_PORT_STAT(i)) continue; if (bnx2x_stats_arr[i].size == 0) { /* skip this counter */ @@ -3106,17 +3133,12 @@ static int bnx2x_set_phys_id(struct net_device *dev, { struct bnx2x *bp = netdev_priv(dev); - if (!netif_running(dev)) { + if (!bnx2x_is_nvm_accessible(bp)) { DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "cannot access eeprom when the interface is down\n"); return -EAGAIN; } - if (!bp->port.pmf) { - DP(BNX2X_MSG_ETHTOOL, "Interface is not pmf\n"); - return -EOPNOTSUPP; - } - switch (state) { case ETHTOOL_ID_ACTIVE: return 1; /* cycle on/off once per second */ @@ -3148,7 +3170,6 @@ static int bnx2x_set_phys_id(struct net_device *dev, static int bnx2x_get_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info) { - switch (info->flow_type) { case TCP_V4_FLOW: case TCP_V6_FLOW: @@ -3234,14 +3255,14 @@ static int bnx2x_set_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info) DP(BNX2X_MSG_ETHTOOL, "rss re-configured, UDP 4-tupple %s\n", udp_rss_requested ? "enabled" : "disabled"); - return bnx2x_config_rss_pf(bp, &bp->rss_conf_obj, 0); + return bnx2x_rss(bp, &bp->rss_conf_obj, false, true); } else if ((info->flow_type == UDP_V6_FLOW) && (bp->rss_conf_obj.udp_rss_v6 != udp_rss_requested)) { bp->rss_conf_obj.udp_rss_v6 = udp_rss_requested; DP(BNX2X_MSG_ETHTOOL, "rss re-configured, UDP 4-tupple %s\n", udp_rss_requested ? "enabled" : "disabled"); - return bnx2x_config_rss_pf(bp, &bp->rss_conf_obj, 0); + return bnx2x_rss(bp, &bp->rss_conf_obj, false, true); } return 0; @@ -3296,7 +3317,7 @@ static u32 bnx2x_get_rxfh_indir_size(struct net_device *dev) return T_ETH_INDIRECTION_TABLE_SIZE; } -static int bnx2x_get_rxfh_indir(struct net_device *dev, u32 *indir) +static int bnx2x_get_rxfh(struct net_device *dev, u32 *indir, u8 *key) { struct bnx2x *bp = netdev_priv(dev); u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE] = {0}; @@ -3320,14 +3341,15 @@ static int bnx2x_get_rxfh_indir(struct net_device *dev, u32 *indir) return 0; } -static int bnx2x_set_rxfh_indir(struct net_device *dev, const u32 *indir) +static int bnx2x_set_rxfh(struct net_device *dev, const u32 *indir, + const u8 *key) { struct bnx2x *bp = netdev_priv(dev); size_t i; for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++) { /* - * The same as in bnx2x_get_rxfh_indir: we can't use a memcpy() + * The same as in bnx2x_get_rxfh: we can't use a memcpy() * as an internal storage of an indirection table is a u8 array * while indir->ring_index points to an array of u32. * @@ -3384,7 +3406,6 @@ static int bnx2x_set_channels(struct net_device *dev, { struct bnx2x *bp = netdev_priv(dev); - DP(BNX2X_MSG_ETHTOOL, "set-channels command parameters: rx = %d, tx = %d, other = %d, combined = %d\n", channels->rx_count, channels->tx_count, channels->other_count, @@ -3445,14 +3466,15 @@ static const struct ethtool_ops bnx2x_ethtool_ops = { .set_pauseparam = bnx2x_set_pauseparam, .self_test = bnx2x_self_test, .get_sset_count = bnx2x_get_sset_count, + .get_priv_flags = bnx2x_get_private_flags, .get_strings = bnx2x_get_strings, .set_phys_id = bnx2x_set_phys_id, .get_ethtool_stats = bnx2x_get_ethtool_stats, .get_rxnfc = bnx2x_get_rxnfc, .set_rxnfc = bnx2x_set_rxnfc, .get_rxfh_indir_size = bnx2x_get_rxfh_indir_size, - .get_rxfh_indir = bnx2x_get_rxfh_indir, - .set_rxfh_indir = bnx2x_set_rxfh_indir, + .get_rxfh = bnx2x_get_rxfh, + .set_rxfh = bnx2x_set_rxfh, .get_channels = bnx2x_get_channels, .set_channels = bnx2x_set_channels, .get_module_info = bnx2x_get_module_info, @@ -3478,16 +3500,14 @@ static const struct ethtool_ops bnx2x_vf_ethtool_ops = { .get_rxnfc = bnx2x_get_rxnfc, .set_rxnfc = bnx2x_set_rxnfc, .get_rxfh_indir_size = bnx2x_get_rxfh_indir_size, - .get_rxfh_indir = bnx2x_get_rxfh_indir, - .set_rxfh_indir = bnx2x_set_rxfh_indir, + .get_rxfh = bnx2x_get_rxfh, + .set_rxfh = bnx2x_set_rxfh, .get_channels = bnx2x_get_channels, .set_channels = bnx2x_set_channels, }; void bnx2x_set_ethtool_ops(struct bnx2x *bp, struct net_device *netdev) { - if (IS_PF(bp)) - SET_ETHTOOL_OPS(netdev, &bnx2x_ethtool_ops); - else /* vf */ - SET_ETHTOOL_OPS(netdev, &bnx2x_vf_ethtool_ops); + netdev->ethtool_ops = (IS_PF(bp)) ? + &bnx2x_ethtool_ops : &bnx2x_vf_ethtool_ops; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_fw_defs.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_fw_defs.h index 84aecdf06f7..95dc3654354 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_fw_defs.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_fw_defs.h @@ -87,7 +87,6 @@ (IRO[156].base + ((vfId) * IRO[156].m1)) #define CSTORM_VF_TO_PF_OFFSET(funcId) \ (IRO[150].base + ((funcId) * IRO[150].m1)) -#define TSTORM_ACCEPT_CLASSIFY_FAILED_OFFSET (IRO[204].base) #define TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(pfId) \ (IRO[203].base + ((pfId) * IRO[203].m1)) #define TSTORM_ASSERT_LIST_INDEX_OFFSET (IRO[102].base) diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_fw_file_hdr.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_fw_file_hdr.h index f572ae164fc..8aafd9b5d6a 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_fw_file_hdr.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_fw_file_hdr.h @@ -6,8 +6,8 @@ * it under the terms of the GNU General Public License as published by * the Free Software Foundation. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> - * Written by: Vladislav Zolotarov <vladz@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> + * Written by: Vladislav Zolotarov * Based on the original idea of John Wright <john.wright@hp.com>. */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h index 12f00a40cdf..5ba8af50c84 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h @@ -172,6 +172,7 @@ struct shared_hw_cfg { /* NVRAM Offset */ #define SHARED_HW_CFG_LED_MAC4 0x000c0000 #define SHARED_HW_CFG_LED_PHY8 0x000d0000 #define SHARED_HW_CFG_LED_EXTPHY1 0x000e0000 + #define SHARED_HW_CFG_LED_EXTPHY2 0x000f0000 #define SHARED_HW_CFG_AN_ENABLE_MASK 0x3f000000 @@ -1300,6 +1301,9 @@ struct drv_func_mb { #define DRV_MSG_CODE_EEE_RESULTS_ACK 0xda000000 + #define DRV_MSG_CODE_RMMOD 0xdb000000 + #define REQ_BC_VER_4_RMMOD_CMD 0x0007080f + #define DRV_MSG_CODE_SET_MF_BW 0xe0000000 #define REQ_BC_VER_4_SET_MF_BW 0x00060202 #define DRV_MSG_CODE_SET_MF_BW_ACK 0xe1000000 @@ -1323,6 +1327,8 @@ struct drv_func_mb { #define DRV_MSG_CODE_UNLOAD_SKIP_LINK_RESET 0x00000002 #define DRV_MSG_CODE_LOAD_REQ_WITH_LFA 0x0000100a + #define DRV_MSG_CODE_LOAD_REQ_FORCE_LFA 0x00002000 + u32 fw_mb_header; #define FW_MSG_CODE_MASK 0xffff0000 #define FW_MSG_CODE_DRV_LOAD_COMMON 0x10100000 @@ -1370,6 +1376,8 @@ struct drv_func_mb { #define FW_MSG_CODE_EEE_RESULS_ACK 0xda100000 + #define FW_MSG_CODE_RMMOD_ACK 0xdb100000 + #define FW_MSG_CODE_SET_MF_BW_SENT 0xe0000000 #define FW_MSG_CODE_SET_MF_BW_DONE 0xe1000000 @@ -1995,6 +2003,23 @@ struct shmem_lfa { #define SHMEM_LFA_DONT_CLEAR_STAT (1<<24) }; +/* Used to support NSCI get OS driver version + * on driver load the version value will be set + * on driver unload driver value of 0x0 will be set. + */ +struct os_drv_ver { +#define DRV_VER_NOT_LOADED 0 + + /* personalties order is important */ +#define DRV_PERS_ETHERNET 0 +#define DRV_PERS_ISCSI 1 +#define DRV_PERS_FCOE 2 + + /* shmem2 struct is constant can't add more personalties here */ +#define MAX_DRV_PERS 3 + u32 versions[MAX_DRV_PERS]; +}; + struct ncsi_oem_fcoe_features { u32 fcoe_features1; #define FCOE_FEATURES1_IOS_PER_CONNECTION_MASK 0x0000FFFF @@ -2209,6 +2234,18 @@ struct shmem2_region { u32 reserved4; /* Offset 0x150 */ u32 link_attr_sync[PORT_MAX]; /* Offset 0x154 */ #define LINK_ATTR_SYNC_KR2_ENABLE (1<<0) + + u32 reserved5[2]; + u32 reserved6[PORT_MAX]; + + /* driver version for each personality */ + struct os_drv_ver func_os_drv_ver[E2_FUNC_MAX]; /* Offset 0x16c */ + + /* Flag to the driver that PF's drv_info_host_addr buffer was read */ + u32 mfw_drv_indication; + + /* We use indication for each PF (0..3) */ +#define MFW_DRV_IND_READ_DONE_OFFSET(_pf_) (1 << (_pf_)) }; @@ -2840,7 +2877,7 @@ struct afex_stats { #define BCM_5710_FW_MAJOR_VERSION 7 #define BCM_5710_FW_MINOR_VERSION 8 -#define BCM_5710_FW_REVISION_VERSION 17 +#define BCM_5710_FW_REVISION_VERSION 19 #define BCM_5710_FW_ENGINEERING_VERSION 0 #define BCM_5710_FW_COMPILE_FLAGS 1 @@ -3816,7 +3853,8 @@ struct eth_fast_path_rx_cqe { __le16 len_on_bd; struct parsing_flags pars_flags; union eth_sgl_or_raw_data sgl_or_raw_data; - __le32 reserved1[8]; + __le32 reserved1[7]; + u32 marker; }; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init.h index 76df015f486..bd90e50bd8e 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init.h @@ -7,9 +7,9 @@ * it under the terms of the GNU General Public License as published by * the Free Software Foundation. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> * Written by: Eliezer Tamir - * Modified by: Vladislav Zolotarov <vladz@broadcom.com> + * Modified by: Vladislav Zolotarov */ #ifndef BNX2X_INIT_H @@ -640,23 +640,35 @@ static const struct { * [30] MCP Latched ump_tx_parity * [31] MCP Latched scpad_parity */ -#define MISC_AEU_ENABLE_MCP_PRTY_BITS \ +#define MISC_AEU_ENABLE_MCP_PRTY_SUB_BITS \ (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \ AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \ - AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY | \ + AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY) + +#define MISC_AEU_ENABLE_MCP_PRTY_BITS \ + (MISC_AEU_ENABLE_MCP_PRTY_SUB_BITS | \ AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY) /* Below registers control the MCP parity attention output. When * MISC_AEU_ENABLE_MCP_PRTY_BITS are set - attentions are * enabled, when cleared - disabled. */ -static const u32 mcp_attn_ctl_regs[] = { - MISC_REG_AEU_ENABLE4_FUNC_0_OUT_0, - MISC_REG_AEU_ENABLE4_NIG_0, - MISC_REG_AEU_ENABLE4_PXP_0, - MISC_REG_AEU_ENABLE4_FUNC_1_OUT_0, - MISC_REG_AEU_ENABLE4_NIG_1, - MISC_REG_AEU_ENABLE4_PXP_1 +static const struct { + u32 addr; + u32 bits; +} mcp_attn_ctl_regs[] = { + { MISC_REG_AEU_ENABLE4_FUNC_0_OUT_0, + MISC_AEU_ENABLE_MCP_PRTY_BITS }, + { MISC_REG_AEU_ENABLE4_NIG_0, + MISC_AEU_ENABLE_MCP_PRTY_SUB_BITS }, + { MISC_REG_AEU_ENABLE4_PXP_0, + MISC_AEU_ENABLE_MCP_PRTY_SUB_BITS }, + { MISC_REG_AEU_ENABLE4_FUNC_1_OUT_0, + MISC_AEU_ENABLE_MCP_PRTY_BITS }, + { MISC_REG_AEU_ENABLE4_NIG_1, + MISC_AEU_ENABLE_MCP_PRTY_SUB_BITS }, + { MISC_REG_AEU_ENABLE4_PXP_1, + MISC_AEU_ENABLE_MCP_PRTY_SUB_BITS } }; static inline void bnx2x_set_mcp_parity(struct bnx2x *bp, u8 enable) @@ -665,14 +677,14 @@ static inline void bnx2x_set_mcp_parity(struct bnx2x *bp, u8 enable) u32 reg_val; for (i = 0; i < ARRAY_SIZE(mcp_attn_ctl_regs); i++) { - reg_val = REG_RD(bp, mcp_attn_ctl_regs[i]); + reg_val = REG_RD(bp, mcp_attn_ctl_regs[i].addr); if (enable) - reg_val |= MISC_AEU_ENABLE_MCP_PRTY_BITS; + reg_val |= mcp_attn_ctl_regs[i].bits; else - reg_val &= ~MISC_AEU_ENABLE_MCP_PRTY_BITS; + reg_val &= ~mcp_attn_ctl_regs[i].bits; - REG_WR(bp, mcp_attn_ctl_regs[i], reg_val); + REG_WR(bp, mcp_attn_ctl_regs[i].addr, reg_val); } } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init_ops.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init_ops.h index 8ab0dd90096..5669ed2e87d 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init_ops.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init_ops.h @@ -8,8 +8,8 @@ * it under the terms of the GNU General Public License as published by * the Free Software Foundation. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> - * Written by: Vladislav Zolotarov <vladz@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> + * Written by: Vladislav Zolotarov */ #ifndef BNX2X_INIT_OPS_H diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c index 9d64b988ab3..53fb4fa61b4 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c @@ -175,6 +175,7 @@ typedef int (*read_sfp_module_eeprom_func_p)(struct bnx2x_phy *phy, #define EDC_MODE_LINEAR 0x0022 #define EDC_MODE_LIMITING 0x0044 #define EDC_MODE_PASSIVE_DAC 0x0055 +#define EDC_MODE_ACTIVE_DAC 0x0066 /* ETS defines*/ #define DCBX_INVALID_COS (0xFF) @@ -204,6 +205,11 @@ typedef int (*read_sfp_module_eeprom_func_p)(struct bnx2x_phy *phy, (_bank + (_addr & 0xf)), \ _val) +static int bnx2x_check_half_open_conn(struct link_params *params, + struct link_vars *vars, u8 notify); +static int bnx2x_sfp_module_detection(struct bnx2x_phy *phy, + struct link_params *params); + static u32 bnx2x_bits_en(struct bnx2x *bp, u32 reg, u32 bits) { u32 val = REG_RD(bp, reg); @@ -1398,57 +1404,6 @@ static void bnx2x_update_pfc_xmac(struct link_params *params, udelay(30); } - -static void bnx2x_emac_get_pfc_stat(struct link_params *params, - u32 pfc_frames_sent[2], - u32 pfc_frames_received[2]) -{ - /* Read pfc statistic */ - struct bnx2x *bp = params->bp; - u32 emac_base = params->port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; - u32 val_xon = 0; - u32 val_xoff = 0; - - DP(NETIF_MSG_LINK, "pfc statistic read from EMAC\n"); - - /* PFC received frames */ - val_xoff = REG_RD(bp, emac_base + - EMAC_REG_RX_PFC_STATS_XOFF_RCVD); - val_xoff &= EMAC_REG_RX_PFC_STATS_XOFF_RCVD_COUNT; - val_xon = REG_RD(bp, emac_base + EMAC_REG_RX_PFC_STATS_XON_RCVD); - val_xon &= EMAC_REG_RX_PFC_STATS_XON_RCVD_COUNT; - - pfc_frames_received[0] = val_xon + val_xoff; - - /* PFC received sent */ - val_xoff = REG_RD(bp, emac_base + - EMAC_REG_RX_PFC_STATS_XOFF_SENT); - val_xoff &= EMAC_REG_RX_PFC_STATS_XOFF_SENT_COUNT; - val_xon = REG_RD(bp, emac_base + EMAC_REG_RX_PFC_STATS_XON_SENT); - val_xon &= EMAC_REG_RX_PFC_STATS_XON_SENT_COUNT; - - pfc_frames_sent[0] = val_xon + val_xoff; -} - -/* Read pfc statistic*/ -void bnx2x_pfc_statistic(struct link_params *params, struct link_vars *vars, - u32 pfc_frames_sent[2], - u32 pfc_frames_received[2]) -{ - /* Read pfc statistic */ - struct bnx2x *bp = params->bp; - - DP(NETIF_MSG_LINK, "pfc statistic\n"); - - if (!vars->link_up) - return; - - if (vars->mac_type == MAC_TYPE_EMAC) { - DP(NETIF_MSG_LINK, "About to read PFC stats from EMAC\n"); - bnx2x_emac_get_pfc_stat(params, pfc_frames_sent, - pfc_frames_received); - } -} /******************************************************************/ /* MAC/PBF section */ /******************************************************************/ @@ -2263,7 +2218,6 @@ int bnx2x_update_pfc(struct link_params *params, */ u32 val; struct bnx2x *bp = params->bp; - int bnx2x_status = 0; u8 bmac_loopback = (params->loopback_mode == LOOPBACK_BMAC); if (params->feature_config_flags & FEATURE_CONFIG_PFC_ENABLED) @@ -2277,7 +2231,7 @@ int bnx2x_update_pfc(struct link_params *params, bnx2x_update_pfc_nig(params, vars, pfc_params); if (!vars->link_up) - return bnx2x_status; + return 0; DP(NETIF_MSG_LINK, "About to update PFC in BMAC\n"); @@ -2291,7 +2245,7 @@ int bnx2x_update_pfc(struct link_params *params, == 0) { DP(NETIF_MSG_LINK, "About to update PFC in EMAC\n"); bnx2x_emac_enable(params, vars, 0); - return bnx2x_status; + return 0; } if (CHIP_IS_E2(bp)) bnx2x_update_pfc_bmac2(params, vars, bmac_loopback); @@ -2305,7 +2259,7 @@ int bnx2x_update_pfc(struct link_params *params, val = 1; REG_WR(bp, NIG_REG_BMAC0_PAUSE_OUT_EN + params->port*4, val); } - return bnx2x_status; + return 0; } static int bnx2x_bmac1_enable(struct link_params *params, @@ -3121,7 +3075,7 @@ static void bnx2x_bsc_module_sel(struct link_params *params) } static int bnx2x_bsc_read(struct link_params *params, - struct bnx2x_phy *phy, + struct bnx2x *bp, u8 sl_devid, u16 sl_addr, u8 lc_addr, @@ -3130,7 +3084,6 @@ static int bnx2x_bsc_read(struct link_params *params, { u32 val, i; int rc = 0; - struct bnx2x *bp = params->bp; if (xfer_cnt > 16) { DP(NETIF_MSG_LINK, "invalid xfer_cnt %d. Max is 16 bytes\n", @@ -3684,6 +3637,41 @@ static void bnx2x_warpcore_enable_AN_KR2(struct bnx2x_phy *phy, bnx2x_update_link_attr(params, vars->link_attr_sync); } +static void bnx2x_disable_kr2(struct link_params *params, + struct link_vars *vars, + struct bnx2x_phy *phy) +{ + struct bnx2x *bp = params->bp; + int i; + static struct bnx2x_reg_set reg_set[] = { + /* Step 1 - Program the TX/RX alignment markers */ + {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL5, 0x7690}, + {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL7, 0xe647}, + {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL6, 0xc4f0}, + {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL9, 0x7690}, + {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL11, 0xe647}, + {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL10, 0xc4f0}, + {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_USERB0_CTRL, 0x000c}, + {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL1, 0x6000}, + {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL3, 0x0000}, + {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CODE_FIELD, 0x0002}, + {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI1, 0x0000}, + {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI2, 0x0af7}, + {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI3, 0x0af7}, + {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_BAM_CODE, 0x0002}, + {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_UD_CODE, 0x0000} + }; + DP(NETIF_MSG_LINK, "Disabling 20G-KR2\n"); + + for (i = 0; i < ARRAY_SIZE(reg_set); i++) + bnx2x_cl45_write(bp, phy, reg_set[i].devad, reg_set[i].reg, + reg_set[i].val); + vars->link_attr_sync &= ~LINK_ATTR_SYNC_KR2_ENABLE; + bnx2x_update_link_attr(params, vars->link_attr_sync); + + vars->check_kr2_recovery_cnt = CHECK_KR2_RECOVERY_CNT; +} + static void bnx2x_warpcore_set_lpi_passthrough(struct bnx2x_phy *phy, struct link_params *params) { @@ -3714,8 +3702,8 @@ static void bnx2x_warpcore_restart_AN_KR(struct bnx2x_phy *phy, static void bnx2x_warpcore_enable_AN_KR(struct bnx2x_phy *phy, struct link_params *params, struct link_vars *vars) { - u16 lane, i, cl72_ctrl, an_adv = 0; - u16 ucode_ver; + u16 lane, i, cl72_ctrl, an_adv = 0, val; + u32 wc_lane_config; struct bnx2x *bp = params->bp; static struct bnx2x_reg_set reg_set[] = { {MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, 0x7}, @@ -3806,15 +3794,7 @@ static void bnx2x_warpcore_enable_AN_KR(struct bnx2x_phy *phy, /* Advertise pause */ bnx2x_ext_phy_set_pause(params, phy, vars); - /* Set KR Autoneg Work-Around flag for Warpcore version older than D108 - */ - bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, - MDIO_WC_REG_UC_INFO_B1_VERSION, &ucode_ver); - if (ucode_ver < 0xd108) { - DP(NETIF_MSG_LINK, "Enable AN KR work-around. WC ver:0x%x\n", - ucode_ver); - vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY; - } + vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY; bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, MDIO_WC_REG_DIGITAL5_MISC7, 0x100); @@ -3838,6 +3818,33 @@ static void bnx2x_warpcore_enable_AN_KR(struct bnx2x_phy *phy, bnx2x_set_aer_mmd(params, phy); bnx2x_warpcore_enable_AN_KR2(phy, params, vars); + } else { + /* Enable Auto-Detect to support 1G over CL37 as well */ + bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, + MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1, 0x10); + wc_lane_config = REG_RD(bp, params->shmem_base + + offsetof(struct shmem_region, dev_info. + shared_hw_config.wc_lane_config)); + bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, + MDIO_WC_REG_RX0_PCI_CTRL + (lane << 4), &val); + /* Force cl48 sync_status LOW to avoid getting stuck in CL73 + * parallel-detect loop when CL73 and CL37 are enabled. + */ + val |= 1 << 11; + + /* Restore Polarity settings in case it was run over by + * previous link owner + */ + if (wc_lane_config & + (SHARED_HW_CFG_RX_LANE0_POL_FLIP_ENABLED << lane)) + val |= 3 << 2; + else + val &= ~(3 << 2); + bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, + MDIO_WC_REG_RX0_PCI_CTRL + (lane << 4), + val); + + bnx2x_disable_kr2(params, vars, phy); } /* Enable Autoneg: only on the main lane */ @@ -4347,20 +4354,14 @@ static void bnx2x_warpcore_config_runtime(struct bnx2x_phy *phy, struct bnx2x *bp = params->bp; u32 serdes_net_if; u16 gp_status1 = 0, lnkup = 0, lnkup_kr = 0; - u16 lane = bnx2x_get_warpcore_lane(phy, params); vars->turn_to_run_wc_rt = vars->turn_to_run_wc_rt ? 0 : 1; if (!vars->turn_to_run_wc_rt) return; - /* Return if there is no link partner */ - if (!(bnx2x_warpcore_get_sigdet(phy, params))) { - DP(NETIF_MSG_LINK, "bnx2x_warpcore_get_sigdet false\n"); - return; - } - if (vars->rx_tx_asic_rst) { + u16 lane = bnx2x_get_warpcore_lane(phy, params); serdes_net_if = (REG_RD(bp, params->shmem_base + offsetof(struct shmem_region, dev_info. port_hw_config[params->port].default_cfg)) & @@ -4375,14 +4376,8 @@ static void bnx2x_warpcore_config_runtime(struct bnx2x_phy *phy, /*10G KR*/ lnkup_kr = (gp_status1 >> (12+lane)) & 0x1; - DP(NETIF_MSG_LINK, - "gp_status1 0x%x\n", gp_status1); - if (lnkup_kr || lnkup) { - vars->rx_tx_asic_rst = 0; - DP(NETIF_MSG_LINK, - "link up, rx_tx_asic_rst 0x%x\n", - vars->rx_tx_asic_rst); + vars->rx_tx_asic_rst = 0; } else { /* Reset the lane to see if link comes up.*/ bnx2x_warpcore_reset_lane(bp, phy, 1); @@ -4507,10 +4502,14 @@ static void bnx2x_warpcore_config_init(struct bnx2x_phy *phy, * enabled transmitter to avoid current leakage in case * no module is connected */ - if (bnx2x_is_sfp_module_plugged(phy, params)) - bnx2x_sfp_module_detection(phy, params); - else - bnx2x_sfp_e3_set_transmitter(params, phy, 1); + if ((params->loopback_mode == LOOPBACK_NONE) || + (params->loopback_mode == LOOPBACK_EXT)) { + if (bnx2x_is_sfp_module_plugged(phy, params)) + bnx2x_sfp_module_detection(phy, params); + else + bnx2x_sfp_e3_set_transmitter(params, + phy, 1); + } bnx2x_warpcore_config_sfi(phy, params); break; @@ -5757,6 +5756,11 @@ static int bnx2x_warpcore_read_status(struct bnx2x_phy *phy, rc = bnx2x_get_link_speed_duplex(phy, params, vars, link_up, gp_speed, duplex); + /* In case of KR link down, start up the recovering procedure */ + if ((!link_up) && (phy->media_type == ETH_PHY_KR) && + (!(phy->flags & FLAGS_WC_DUAL_MODE))) + vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY; + DP(NETIF_MSG_LINK, "duplex %x flow_ctrl 0x%x link_status 0x%x\n", vars->duplex, vars->flow_ctrl, vars->link_status); return rc; @@ -6345,9 +6349,15 @@ int bnx2x_set_led(struct link_params *params, * intended override. */ break; - } else + } else { + u32 nig_led_mode = ((params->hw_led_mode << + SHARED_HW_CFG_LED_MODE_SHIFT) == + SHARED_HW_CFG_LED_EXTPHY2) ? + (SHARED_HW_CFG_LED_PHY1 >> + SHARED_HW_CFG_LED_MODE_SHIFT) : hw_led_mode; REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, - hw_led_mode); + nig_led_mode); + } REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 + port*4, 0); /* Set blinking rate to ~15.9Hz */ @@ -6475,7 +6485,6 @@ int bnx2x_test_link(struct link_params *params, struct link_vars *vars, static int bnx2x_link_initialize(struct link_params *params, struct link_vars *vars) { - int rc = 0; u8 phy_index, non_ext_phy; struct bnx2x *bp = params->bp; /* In case of external phy existence, the line speed would be the @@ -6503,12 +6512,15 @@ static int bnx2x_link_initialize(struct link_params *params, (CHIP_IS_E1x(bp) || CHIP_IS_E2(bp))) bnx2x_set_parallel_detection(phy, params); - if (params->phy[INT_PHY].config_init) - params->phy[INT_PHY].config_init(phy, - params, - vars); + if (params->phy[INT_PHY].config_init) + params->phy[INT_PHY].config_init(phy, params, vars); } + /* Re-read this value in case it was changed inside config_init due to + * limitations of optic module + */ + vars->line_speed = params->phy[INT_PHY].req_line_speed; + /* Init external phy*/ if (non_ext_phy) { if (params->phy[INT_PHY].supported & @@ -6545,7 +6557,7 @@ static int bnx2x_link_initialize(struct link_params *params, NIG_STATUS_XGXS0_LINK_STATUS | NIG_STATUS_SERDES0_LINK_STATUS | NIG_MASK_MI_INT)); - return rc; + return 0; } static void bnx2x_int_link_reset(struct bnx2x_phy *phy, @@ -7888,7 +7900,7 @@ static int bnx2x_warpcore_read_sfp_module_eeprom(struct bnx2x_phy *phy, usleep_range(1000, 2000); bnx2x_warpcore_power_module(params, 1); } - rc = bnx2x_bsc_read(params, phy, dev_addr, addr32, 0, byte_cnt, + rc = bnx2x_bsc_read(params, bp, dev_addr, addr32, 0, byte_cnt, data_array); } while ((rc != 0) && (++cnt < I2C_WA_RETRY_CNT)); @@ -8082,18 +8094,24 @@ static int bnx2x_get_edc_mode(struct bnx2x_phy *phy, if (copper_module_type & SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE) { DP(NETIF_MSG_LINK, "Active Copper cable detected\n"); - check_limiting_mode = 1; - } else if (copper_module_type & - SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE) { + if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) + *edc_mode = EDC_MODE_ACTIVE_DAC; + else + check_limiting_mode = 1; + } else { + *edc_mode = EDC_MODE_PASSIVE_DAC; + /* Even in case PASSIVE_DAC indication is not set, + * treat it as a passive DAC cable, since some cables + * don't have this indication. + */ + if (copper_module_type & + SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE) { DP(NETIF_MSG_LINK, "Passive Copper cable detected\n"); - *edc_mode = - EDC_MODE_PASSIVE_DAC; - } else { - DP(NETIF_MSG_LINK, - "Unknown copper-cable-type 0x%x !!!\n", - copper_module_type); - return -EINVAL; + } else { + DP(NETIF_MSG_LINK, + "Unknown copper-cable-type\n"); + } } break; } @@ -8557,6 +8575,7 @@ static void bnx2x_warpcore_set_limiting_mode(struct link_params *params, mode = MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_DEFAULT; break; case EDC_MODE_PASSIVE_DAC: + case EDC_MODE_ACTIVE_DAC: mode = MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_SFP_DAC; break; default: @@ -8594,8 +8613,8 @@ static void bnx2x_set_limiting_mode(struct link_params *params, } } -int bnx2x_sfp_module_detection(struct bnx2x_phy *phy, - struct link_params *params) +static int bnx2x_sfp_module_detection(struct bnx2x_phy *phy, + struct link_params *params) { struct bnx2x *bp = params->bp; u16 edc_mode; @@ -9732,32 +9751,41 @@ static int bnx2x_848xx_cmn_config_init(struct bnx2x_phy *phy, MDIO_AN_DEVAD, MDIO_AN_REG_8481_1000T_CTRL, an_1000_val); - /* set 100 speed advertisement */ - if ((phy->req_line_speed == SPEED_AUTO_NEG) && - (phy->speed_cap_mask & - (PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL | - PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF))) { - an_10_100_val |= (1<<7); - /* Enable autoneg and restart autoneg for legacy speeds */ - autoneg_val |= (1<<9 | 1<<12); - - if (phy->req_duplex == DUPLEX_FULL) + /* Set 10/100 speed advertisement */ + if (phy->req_line_speed == SPEED_AUTO_NEG) { + if (phy->speed_cap_mask & + PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL) { + /* Enable autoneg and restart autoneg for legacy speeds + */ + autoneg_val |= (1<<9 | 1<<12); an_10_100_val |= (1<<8); - DP(NETIF_MSG_LINK, "Advertising 100M\n"); - } - /* set 10 speed advertisement */ - if (((phy->req_line_speed == SPEED_AUTO_NEG) && - (phy->speed_cap_mask & - (PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL | - PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) && - (phy->supported & - (SUPPORTED_10baseT_Half | - SUPPORTED_10baseT_Full)))) { - an_10_100_val |= (1<<5); - autoneg_val |= (1<<9 | 1<<12); - if (phy->req_duplex == DUPLEX_FULL) + DP(NETIF_MSG_LINK, "Advertising 100M-FD\n"); + } + + if (phy->speed_cap_mask & + PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF) { + /* Enable autoneg and restart autoneg for legacy speeds + */ + autoneg_val |= (1<<9 | 1<<12); + an_10_100_val |= (1<<7); + DP(NETIF_MSG_LINK, "Advertising 100M-HD\n"); + } + + if ((phy->speed_cap_mask & + PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL) && + (phy->supported & SUPPORTED_10baseT_Full)) { an_10_100_val |= (1<<6); - DP(NETIF_MSG_LINK, "Advertising 10M\n"); + autoneg_val |= (1<<9 | 1<<12); + DP(NETIF_MSG_LINK, "Advertising 10M-FD\n"); + } + + if ((phy->speed_cap_mask & + PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF) && + (phy->supported & SUPPORTED_10baseT_Half)) { + an_10_100_val |= (1<<5); + autoneg_val |= (1<<9 | 1<<12); + DP(NETIF_MSG_LINK, "Advertising 10M-HD\n"); + } } /* Only 10/100 are allowed to work in FORCE mode */ @@ -10611,10 +10639,18 @@ static void bnx2x_848xx_set_link_led(struct bnx2x_phy *phy, 0x40); } else { + /* EXTPHY2 LED mode indicate that the 100M/1G/10G LED + * sources are all wired through LED1, rather than only + * 10G in other modes. + */ + val = ((params->hw_led_mode << + SHARED_HW_CFG_LED_MODE_SHIFT) == + SHARED_HW_CFG_LED_EXTPHY2) ? 0x98 : 0x80; + bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED1_MASK, - 0x80); + val); /* Tell LED3 to blink on source */ bnx2x_cl45_read(bp, phy, @@ -10770,9 +10806,9 @@ static int bnx2x_54618se_config_init(struct bnx2x_phy *phy, (1<<11)); if (((phy->req_line_speed == SPEED_AUTO_NEG) && - (phy->speed_cap_mask & - PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) || - (phy->req_line_speed == SPEED_1000)) { + (phy->speed_cap_mask & + PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) || + (phy->req_line_speed == SPEED_1000)) { an_1000_val |= (1<<8); autoneg_val |= (1<<9 | 1<<12); if (phy->req_duplex == DUPLEX_FULL) @@ -10788,30 +10824,32 @@ static int bnx2x_54618se_config_init(struct bnx2x_phy *phy, 0x09, &an_1000_val); - /* Set 100 speed advertisement */ - if (((phy->req_line_speed == SPEED_AUTO_NEG) && - (phy->speed_cap_mask & - (PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL | - PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)))) { - an_10_100_val |= (1<<7); - /* Enable autoneg and restart autoneg for legacy speeds */ - autoneg_val |= (1<<9 | 1<<12); - - if (phy->req_duplex == DUPLEX_FULL) - an_10_100_val |= (1<<8); - DP(NETIF_MSG_LINK, "Advertising 100M\n"); - } - - /* Set 10 speed advertisement */ - if (((phy->req_line_speed == SPEED_AUTO_NEG) && - (phy->speed_cap_mask & - (PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL | - PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)))) { - an_10_100_val |= (1<<5); - autoneg_val |= (1<<9 | 1<<12); - if (phy->req_duplex == DUPLEX_FULL) + /* Advertise 10/100 link speed */ + if (phy->req_line_speed == SPEED_AUTO_NEG) { + if (phy->speed_cap_mask & + PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF) { + an_10_100_val |= (1<<5); + autoneg_val |= (1<<9 | 1<<12); + DP(NETIF_MSG_LINK, "Advertising 10M-HD\n"); + } + if (phy->speed_cap_mask & + PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL) { an_10_100_val |= (1<<6); - DP(NETIF_MSG_LINK, "Advertising 10M\n"); + autoneg_val |= (1<<9 | 1<<12); + DP(NETIF_MSG_LINK, "Advertising 10M-FD\n"); + } + if (phy->speed_cap_mask & + PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF) { + an_10_100_val |= (1<<7); + autoneg_val |= (1<<9 | 1<<12); + DP(NETIF_MSG_LINK, "Advertising 100M-HD\n"); + } + if (phy->speed_cap_mask & + PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL) { + an_10_100_val |= (1<<8); + autoneg_val |= (1<<9 | 1<<12); + DP(NETIF_MSG_LINK, "Advertising 100M-FD\n"); + } } /* Only 10/100 are allowed to work in FORCE mode */ @@ -12434,6 +12472,7 @@ static int bnx2x_avoid_link_flap(struct link_params *params, u32 dont_clear_stat, lfa_sts; struct bnx2x *bp = params->bp; + bnx2x_set_mdio_emac_per_phy(bp, params); /* Sync the link parameters */ bnx2x_link_status_update(params, vars); @@ -13287,6 +13326,10 @@ static u8 bnx2x_analyze_link_error(struct link_params *params, DP(NETIF_MSG_LINK, "Link changed:[%x %x]->%x\n", vars->link_up, old_status, status); + /* Do not touch the link in case physical link down */ + if ((vars->phy_flags & PHY_PHYSICAL_LINK_FLAG) == 0) + return 1; + /* a. Update shmem->link_status accordingly * b. Update link_vars->link_up */ @@ -13336,9 +13379,9 @@ static u8 bnx2x_analyze_link_error(struct link_params *params, * a fault, for example, due to break in the TX side of fiber. * ******************************************************************************/ -int bnx2x_check_half_open_conn(struct link_params *params, - struct link_vars *vars, - u8 notify) +static int bnx2x_check_half_open_conn(struct link_params *params, + struct link_vars *vars, + u8 notify) { struct bnx2x *bp = params->bp; u32 lss_status = 0; @@ -13434,43 +13477,6 @@ static void bnx2x_sfp_tx_fault_detection(struct bnx2x_phy *phy, } } } -static void bnx2x_disable_kr2(struct link_params *params, - struct link_vars *vars, - struct bnx2x_phy *phy) -{ - struct bnx2x *bp = params->bp; - int i; - static struct bnx2x_reg_set reg_set[] = { - /* Step 1 - Program the TX/RX alignment markers */ - {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL5, 0x7690}, - {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL7, 0xe647}, - {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL6, 0xc4f0}, - {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL9, 0x7690}, - {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL11, 0xe647}, - {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL10, 0xc4f0}, - {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_USERB0_CTRL, 0x000c}, - {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL1, 0x6000}, - {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL3, 0x0000}, - {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CODE_FIELD, 0x0002}, - {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI1, 0x0000}, - {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI2, 0x0af7}, - {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI3, 0x0af7}, - {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_BAM_CODE, 0x0002}, - {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_UD_CODE, 0x0000} - }; - DP(NETIF_MSG_LINK, "Disabling 20G-KR2\n"); - - for (i = 0; i < ARRAY_SIZE(reg_set); i++) - bnx2x_cl45_write(bp, phy, reg_set[i].devad, reg_set[i].reg, - reg_set[i].val); - vars->link_attr_sync &= ~LINK_ATTR_SYNC_KR2_ENABLE; - bnx2x_update_link_attr(params, vars->link_attr_sync); - - vars->check_kr2_recovery_cnt = CHECK_KR2_RECOVERY_CNT; - /* Restart AN on leading lane */ - bnx2x_warpcore_restart_AN_KR(phy, params); -} - static void bnx2x_kr2_recovery(struct link_params *params, struct link_vars *vars, struct bnx2x_phy *phy) @@ -13532,7 +13538,7 @@ static void bnx2x_check_kr2_wa(struct link_params *params, */ not_kr2_device = (((base_page & 0x8000) == 0) || (((base_page & 0x8000) && - ((next_page & 0xe0) == 0x2)))); + ((next_page & 0xe0) == 0x20)))); /* In case KR2 is already disabled, check if we need to re-enable it */ if (!(vars->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) { @@ -13548,6 +13554,8 @@ static void bnx2x_check_kr2_wa(struct link_params *params, /* Disable KR2 on both lanes */ DP(NETIF_MSG_LINK, "BP=0x%x, NP=0x%x\n", base_page, next_page); bnx2x_disable_kr2(params, vars, phy); + /* Restart AN on leading lane */ + bnx2x_warpcore_restart_AN_KR(phy, params); return; } } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h index 4df45234fdc..389f5f8cb0a 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h @@ -533,19 +533,11 @@ int bnx2x_ets_strict(const struct link_params *params, const u8 strict_cos); int bnx2x_ets_e3b0_config(const struct link_params *params, const struct link_vars *vars, struct bnx2x_ets_params *ets_params); -/* Read pfc statistic*/ -void bnx2x_pfc_statistic(struct link_params *params, struct link_vars *vars, - u32 pfc_frames_sent[2], - u32 pfc_frames_received[2]); + void bnx2x_init_mod_abs_int(struct bnx2x *bp, struct link_vars *vars, u32 chip_id, u32 shmem_base, u32 shmem2_base, u8 port); -int bnx2x_sfp_module_detection(struct bnx2x_phy *phy, - struct link_params *params); - void bnx2x_period_func(struct link_params *params, struct link_vars *vars); -int bnx2x_check_half_open_conn(struct link_params *params, - struct link_vars *vars, u8 notify); #endif /* BNX2X_LINK_H */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index b4c9dea93a5..6a8b1453a1b 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -6,7 +6,7 @@ * it under the terms of the GNU General Public License as published by * the Free Software Foundation. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> * Written by: Eliezer Tamir * Based on code from Michael Chan's bnx2 driver * UDP CSUM errata workaround by Arik Gendelman @@ -27,6 +27,7 @@ #include <linux/slab.h> #include <linux/interrupt.h> #include <linux/pci.h> +#include <linux/aer.h> #include <linux/init.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> @@ -93,38 +94,34 @@ MODULE_FIRMWARE(FW_FILE_NAME_E1); MODULE_FIRMWARE(FW_FILE_NAME_E1H); MODULE_FIRMWARE(FW_FILE_NAME_E2); - -int num_queues; -module_param(num_queues, int, 0); +int bnx2x_num_queues; +module_param_named(num_queues, bnx2x_num_queues, int, S_IRUGO); MODULE_PARM_DESC(num_queues, " Set number of queues (default is as a number of CPUs)"); static int disable_tpa; -module_param(disable_tpa, int, 0); +module_param(disable_tpa, int, S_IRUGO); MODULE_PARM_DESC(disable_tpa, " Disable the TPA (LRO) feature"); -#define INT_MODE_INTx 1 -#define INT_MODE_MSI 2 -int int_mode; -module_param(int_mode, int, 0); +static int int_mode; +module_param(int_mode, int, S_IRUGO); MODULE_PARM_DESC(int_mode, " Force interrupt mode other than MSI-X " "(1 INT#x; 2 MSI)"); static int dropless_fc; -module_param(dropless_fc, int, 0); +module_param(dropless_fc, int, S_IRUGO); MODULE_PARM_DESC(dropless_fc, " Pause on exhausted host ring"); static int mrrs = -1; -module_param(mrrs, int, 0); +module_param(mrrs, int, S_IRUGO); MODULE_PARM_DESC(mrrs, " Force Max Read Req Size (0..3) (for debug)"); static int debug; -module_param(debug, int, 0); +module_param(debug, int, S_IRUGO); MODULE_PARM_DESC(debug, " Default debug msglevel"); - - -struct workqueue_struct *bnx2x_wq; +static struct workqueue_struct *bnx2x_wq; +struct workqueue_struct *bnx2x_iov_wq; struct bnx2x_mac_vals { u32 xmac_addr; @@ -283,6 +280,12 @@ MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl); #define BNX2X_PREV_WAIT_NEEDED 1 static DEFINE_SEMAPHORE(bnx2x_prev_sem); static LIST_HEAD(bnx2x_prev_list); + +/* Forward declaration */ +static struct cnic_eth_dev *bnx2x_cnic_probe(struct net_device *dev); +static u32 bnx2x_rx_ustorm_prods_offset(struct bnx2x_fastpath *fp); +static int bnx2x_set_storm_rx_mode(struct bnx2x *bp); + /**************************************************************************** * General service functions ****************************************************************************/ @@ -376,9 +379,11 @@ static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr) #define DMAE_DP_DST_PCI "pci dst_addr [%x:%08x]" #define DMAE_DP_DST_NONE "dst_addr [none]" -void bnx2x_dp_dmae(struct bnx2x *bp, struct dmae_command *dmae, int msglvl) +static void bnx2x_dp_dmae(struct bnx2x *bp, + struct dmae_command *dmae, int msglvl) { u32 src_type = dmae->opcode & DMAE_COMMAND_SRC; + int i; switch (dmae->opcode & DMAE_COMMAND_DST) { case DMAE_CMD_DST_PCI: @@ -434,6 +439,10 @@ void bnx2x_dp_dmae(struct bnx2x *bp, struct dmae_command *dmae, int msglvl) dmae->comp_val); break; } + + for (i = 0; i < (sizeof(struct dmae_command)/4); i++) + DP(msglvl, "DMAE RAW [%02d]: 0x%08x\n", + i, *(((u32 *)dmae) + i)); } /* copy command into DMAE command memory and set DMAE command go */ @@ -502,28 +511,29 @@ void bnx2x_prep_dmae_with_comp(struct bnx2x *bp, } /* issue a dmae command over the init-channel and wait for completion */ -int bnx2x_issue_dmae_with_comp(struct bnx2x *bp, struct dmae_command *dmae) +int bnx2x_issue_dmae_with_comp(struct bnx2x *bp, struct dmae_command *dmae, + u32 *comp) { - u32 *wb_comp = bnx2x_sp(bp, wb_comp); int cnt = CHIP_REV_IS_SLOW(bp) ? (400000) : 4000; int rc = 0; - /* - * Lock the dmae channel. Disable BHs to prevent a dead-lock + bnx2x_dp_dmae(bp, dmae, BNX2X_MSG_DMAE); + + /* Lock the dmae channel. Disable BHs to prevent a dead-lock * as long as this code is called both from syscall context and * from ndo_set_rx_mode() flow that may be called from BH. */ spin_lock_bh(&bp->dmae_lock); /* reset completion */ - *wb_comp = 0; + *comp = 0; /* post the command on the channel used for initializations */ bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); /* wait for completion */ udelay(5); - while ((*wb_comp & ~DMAE_PCI_ERR_FLAG) != DMAE_COMP_VAL) { + while ((*comp & ~DMAE_PCI_ERR_FLAG) != DMAE_COMP_VAL) { if (!cnt || (bp->recovery_state != BNX2X_RECOVERY_DONE && @@ -535,7 +545,7 @@ int bnx2x_issue_dmae_with_comp(struct bnx2x *bp, struct dmae_command *dmae) cnt--; udelay(50); } - if (*wb_comp & DMAE_PCI_ERR_FLAG) { + if (*comp & DMAE_PCI_ERR_FLAG) { BNX2X_ERR("DMAE PCI error!\n"); rc = DMAE_PCI_ERROR; } @@ -548,6 +558,7 @@ unlock: void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, u32 len32) { + int rc; struct dmae_command dmae; if (!bp->dmae_ready) { @@ -571,11 +582,18 @@ void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, dmae.len = len32; /* issue the command and wait for completion */ - bnx2x_issue_dmae_with_comp(bp, &dmae); + rc = bnx2x_issue_dmae_with_comp(bp, &dmae, bnx2x_sp(bp, wb_comp)); + if (rc) { + BNX2X_ERR("DMAE returned failure %d\n", rc); +#ifdef BNX2X_STOP_ON_ERROR + bnx2x_panic(); +#endif + } } void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32) { + int rc; struct dmae_command dmae; if (!bp->dmae_ready) { @@ -603,7 +621,13 @@ void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32) dmae.len = len32; /* issue the command and wait for completion */ - bnx2x_issue_dmae_with_comp(bp, &dmae); + rc = bnx2x_issue_dmae_with_comp(bp, &dmae, bnx2x_sp(bp, wb_comp)); + if (rc) { + BNX2X_ERR("DMAE returned failure %d\n", rc); +#ifdef BNX2X_STOP_ON_ERROR + bnx2x_panic(); +#endif + } } static void bnx2x_write_dmae_phys_len(struct bnx2x *bp, dma_addr_t phys_addr, @@ -739,6 +763,10 @@ static int bnx2x_mc_assert(struct bnx2x *bp) return rc; } +#define MCPR_TRACE_BUFFER_SIZE (0x800) +#define SCRATCH_BUFFER_SIZE(bp) \ + (CHIP_IS_E1(bp) ? 0x10000 : (CHIP_IS_E1H(bp) ? 0x20000 : 0x28000)) + void bnx2x_fw_dump_lvl(struct bnx2x *bp, const char *lvl) { u32 addr, val; @@ -763,7 +791,17 @@ void bnx2x_fw_dump_lvl(struct bnx2x *bp, const char *lvl) trace_shmem_base = bp->common.shmem_base; else trace_shmem_base = SHMEM2_RD(bp, other_shmem_base_addr); - addr = trace_shmem_base - 0x800; + + /* sanity */ + if (trace_shmem_base < MCPR_SCRATCH_BASE(bp) + MCPR_TRACE_BUFFER_SIZE || + trace_shmem_base >= MCPR_SCRATCH_BASE(bp) + + SCRATCH_BUFFER_SIZE(bp)) { + BNX2X_ERR("Unable to dump trace buffer (mark %x)\n", + trace_shmem_base); + return; + } + + addr = trace_shmem_base - MCPR_TRACE_BUFFER_SIZE; /* validate TRCB signature */ mark = REG_RD(bp, addr); @@ -775,14 +813,17 @@ void bnx2x_fw_dump_lvl(struct bnx2x *bp, const char *lvl) /* read cyclic buffer pointer */ addr += 4; mark = REG_RD(bp, addr); - mark = (CHIP_IS_E1x(bp) ? MCP_REG_MCPR_SCRATCH : MCP_A_REG_MCPR_SCRATCH) - + ((mark + 0x3) & ~0x3) - 0x08000000; + mark = MCPR_SCRATCH_BASE(bp) + ((mark + 0x3) & ~0x3) - 0x08000000; + if (mark >= trace_shmem_base || mark < addr + 4) { + BNX2X_ERR("Mark doesn't fall inside Trace Buffer\n"); + return; + } printk("%s" "begin fw dump (mark 0x%x)\n", lvl, mark); printk("%s", lvl); /* dump buffer after the mark */ - for (offset = mark; offset <= trace_shmem_base; offset += 0x8*4) { + for (offset = mark; offset < trace_shmem_base; offset += 0x8*4) { for (word = 0; word < 8; word++) data[word] = htonl(REG_RD(bp, offset + 4*word)); data[8] = 0x0; @@ -811,8 +852,8 @@ static void bnx2x_hc_int_disable(struct bnx2x *bp) u32 val = REG_RD(bp, addr); /* in E1 we must use only PCI configuration space to disable - * MSI/MSIX capablility - * It's forbitten to disable IGU_PF_CONF_MSI_MSIX_EN in HC block + * MSI/MSIX capability + * It's forbidden to disable IGU_PF_CONF_MSI_MSIX_EN in HC block */ if (CHIP_IS_E1(bp)) { /* Since IGU_PF_CONF_MSI_MSIX_EN still always on @@ -839,7 +880,7 @@ static void bnx2x_hc_int_disable(struct bnx2x *bp) REG_WR(bp, addr, val); if (REG_RD(bp, addr) != val) - BNX2X_ERR("BUG! proper val not read from IGU!\n"); + BNX2X_ERR("BUG! Proper val not read from IGU!\n"); } static void bnx2x_igu_int_disable(struct bnx2x *bp) @@ -857,7 +898,7 @@ static void bnx2x_igu_int_disable(struct bnx2x *bp) REG_WR(bp, IGU_REG_PF_CONFIGURATION, val); if (REG_RD(bp, IGU_REG_PF_CONFIGURATION) != val) - BNX2X_ERR("BUG! proper val not read from IGU!\n"); + BNX2X_ERR("BUG! Proper val not read from IGU!\n"); } static void bnx2x_int_disable(struct bnx2x *bp) @@ -878,7 +919,7 @@ void bnx2x_panic_dump(struct bnx2x *bp, bool disable_int) u16 start = 0, end = 0; u8 cos; #endif - if (disable_int) + if (IS_PF(bp) && disable_int) bnx2x_int_disable(bp); bp->stats_state = STATS_STATE_DISABLED; @@ -889,34 +930,41 @@ void bnx2x_panic_dump(struct bnx2x *bp, bool disable_int) /* Indices */ /* Common */ - BNX2X_ERR("def_idx(0x%x) def_att_idx(0x%x) attn_state(0x%x) spq_prod_idx(0x%x) next_stats_cnt(0x%x)\n", - bp->def_idx, bp->def_att_idx, bp->attn_state, - bp->spq_prod_idx, bp->stats_counter); - BNX2X_ERR("DSB: attn bits(0x%x) ack(0x%x) id(0x%x) idx(0x%x)\n", - bp->def_status_blk->atten_status_block.attn_bits, - bp->def_status_blk->atten_status_block.attn_bits_ack, - bp->def_status_blk->atten_status_block.status_block_id, - bp->def_status_blk->atten_status_block.attn_bits_index); - BNX2X_ERR(" def ("); - for (i = 0; i < HC_SP_SB_MAX_INDICES; i++) - pr_cont("0x%x%s", - bp->def_status_blk->sp_sb.index_values[i], - (i == HC_SP_SB_MAX_INDICES - 1) ? ") " : " "); - - for (i = 0; i < sizeof(struct hc_sp_status_block_data)/sizeof(u32); i++) - *((u32 *)&sp_sb_data + i) = REG_RD(bp, BAR_CSTRORM_INTMEM + - CSTORM_SP_STATUS_BLOCK_DATA_OFFSET(func) + - i*sizeof(u32)); - - pr_cont("igu_sb_id(0x%x) igu_seg_id(0x%x) pf_id(0x%x) vnic_id(0x%x) vf_id(0x%x) vf_valid (0x%x) state(0x%x)\n", - sp_sb_data.igu_sb_id, - sp_sb_data.igu_seg_id, - sp_sb_data.p_func.pf_id, - sp_sb_data.p_func.vnic_id, - sp_sb_data.p_func.vf_id, - sp_sb_data.p_func.vf_valid, - sp_sb_data.state); - + if (IS_PF(bp)) { + struct host_sp_status_block *def_sb = bp->def_status_blk; + int data_size, cstorm_offset; + + BNX2X_ERR("def_idx(0x%x) def_att_idx(0x%x) attn_state(0x%x) spq_prod_idx(0x%x) next_stats_cnt(0x%x)\n", + bp->def_idx, bp->def_att_idx, bp->attn_state, + bp->spq_prod_idx, bp->stats_counter); + BNX2X_ERR("DSB: attn bits(0x%x) ack(0x%x) id(0x%x) idx(0x%x)\n", + def_sb->atten_status_block.attn_bits, + def_sb->atten_status_block.attn_bits_ack, + def_sb->atten_status_block.status_block_id, + def_sb->atten_status_block.attn_bits_index); + BNX2X_ERR(" def ("); + for (i = 0; i < HC_SP_SB_MAX_INDICES; i++) + pr_cont("0x%x%s", + def_sb->sp_sb.index_values[i], + (i == HC_SP_SB_MAX_INDICES - 1) ? ") " : " "); + + data_size = sizeof(struct hc_sp_status_block_data) / + sizeof(u32); + cstorm_offset = CSTORM_SP_STATUS_BLOCK_DATA_OFFSET(func); + for (i = 0; i < data_size; i++) + *((u32 *)&sp_sb_data + i) = + REG_RD(bp, BAR_CSTRORM_INTMEM + cstorm_offset + + i * sizeof(u32)); + + pr_cont("igu_sb_id(0x%x) igu_seg_id(0x%x) pf_id(0x%x) vnic_id(0x%x) vf_id(0x%x) vf_valid (0x%x) state(0x%x)\n", + sp_sb_data.igu_sb_id, + sp_sb_data.igu_seg_id, + sp_sb_data.p_func.pf_id, + sp_sb_data.p_func.vnic_id, + sp_sb_data.p_func.vf_id, + sp_sb_data.p_func.vf_valid, + sp_sb_data.state); + } for_each_eth_queue(bp, i) { struct bnx2x_fastpath *fp = &bp->fp[i]; @@ -974,6 +1022,11 @@ void bnx2x_panic_dump(struct bnx2x *bp, bool disable_int) pr_cont("0x%x%s", fp->sb_index_values[j], (j == loop - 1) ? ")" : " "); + + /* VF cannot access FW refelection for status block */ + if (IS_VF(bp)) + continue; + /* fw sb data */ data_size = CHIP_IS_E1x(bp) ? sizeof(struct hc_status_block_data_e1x) : @@ -1016,7 +1069,7 @@ void bnx2x_panic_dump(struct bnx2x *bp, bool disable_int) hc_sm_p[j].timer_value); } - /* Indecies data */ + /* Indices data */ for (j = 0; j < loop; j++) { pr_cont("INDEX[%d] flags (0x%x) timeout (0x%x)\n", j, hc_index_p[j].flags, @@ -1025,15 +1078,18 @@ void bnx2x_panic_dump(struct bnx2x *bp, bool disable_int) } #ifdef BNX2X_STOP_ON_ERROR - - /* event queue */ - for (i = 0; i < NUM_EQ_DESC; i++) { - u32 *data = (u32 *)&bp->eq_ring[i].message.data; - - BNX2X_ERR("event queue [%d]: header: opcode %d, error %d\n", - i, bp->eq_ring[i].message.opcode, - bp->eq_ring[i].message.error); - BNX2X_ERR("data: %x %x %x\n", data[0], data[1], data[2]); + if (IS_PF(bp)) { + /* event queue */ + BNX2X_ERR("eq cons %x prod %x\n", bp->eq_cons, bp->eq_prod); + for (i = 0; i < NUM_EQ_DESC; i++) { + u32 *data = (u32 *)&bp->eq_ring[i].message.data; + + BNX2X_ERR("event queue [%d]: header: opcode %d, error %d\n", + i, bp->eq_ring[i].message.opcode, + bp->eq_ring[i].message.error); + BNX2X_ERR("data: %x %x %x\n", + data[0], data[1], data[2]); + } } /* Rings */ @@ -1100,8 +1156,10 @@ void bnx2x_panic_dump(struct bnx2x *bp, bool disable_int) } } #endif - bnx2x_fw_dump(bp); - bnx2x_mc_assert(bp); + if (IS_PF(bp)) { + bnx2x_fw_dump(bp); + bnx2x_mc_assert(bp); + } BNX2X_ERR("end crash dump -----------------\n"); } @@ -1111,7 +1169,7 @@ void bnx2x_panic_dump(struct bnx2x *bp, bool disable_int) * bnx2x_pf_flr_clnup() is called during nic_load in the per function HW * initialization. */ -#define FLR_WAIT_USEC 10000 /* 10 miliseconds */ +#define FLR_WAIT_USEC 10000 /* 10 milliseconds */ #define FLR_WAIT_INTERVAL 50 /* usec */ #define FLR_POLL_CNT (FLR_WAIT_USEC/FLR_WAIT_INTERVAL) /* 200 */ @@ -1290,7 +1348,6 @@ void bnx2x_tx_hw_flushed(struct bnx2x *bp, u32 poll_count) for (i = 0; i < ARRAY_SIZE(cmd_regs); i++) bnx2x_pbf_pN_cmd_flushed(bp, &cmd_regs[i], poll_count); - /* Verify the transmission buffers are flushed P0, P1, P4 */ for (i = 0; i < ARRAY_SIZE(buf_regs); i++) bnx2x_pbf_pN_buf_flushed(bp, &buf_regs[i], poll_count); @@ -1305,11 +1362,9 @@ void bnx2x_tx_hw_flushed(struct bnx2x *bp, u32 poll_count) #define OP_GEN_AGG_VECT(index) \ (((index) << SDM_OP_GEN_AGG_VECT_IDX_SHIFT) & SDM_OP_GEN_AGG_VECT_IDX) - int bnx2x_send_final_clnup(struct bnx2x *bp, u8 clnup_func, u32 poll_cnt) { u32 op_gen_command = 0; - u32 comp_addr = BAR_CSTRORM_INTMEM + CSTORM_FINAL_CLEANUP_COMPLETE_OFFSET(clnup_func); int ret = 0; @@ -1334,7 +1389,7 @@ int bnx2x_send_final_clnup(struct bnx2x *bp, u8 clnup_func, u32 poll_cnt) bnx2x_panic(); return 1; } - /* Zero completion for nxt FLR */ + /* Zero completion for next FLR */ REG_WR(bp, comp_addr, 0); return ret; @@ -1352,7 +1407,6 @@ u8 bnx2x_is_pcie_pending(struct pci_dev *dev) */ static int bnx2x_poll_hw_usage_counters(struct bnx2x *bp, u32 poll_cnt) { - /* wait for CFC PF usage-counter to zero (includes all the VFs) */ if (bnx2x_flr_clnup_poll_hw_counter(bp, CFC_REG_NUM_LCIDS_INSIDE_PF, @@ -1360,7 +1414,6 @@ static int bnx2x_poll_hw_usage_counters(struct bnx2x *bp, u32 poll_cnt) poll_cnt)) return 1; - /* Wait for DQ PF usage-counter to zero (until DQ cleanup) */ if (bnx2x_flr_clnup_poll_hw_counter(bp, DORQ_REG_PF_USAGE_CNT, @@ -1390,7 +1443,7 @@ static int bnx2x_poll_hw_usage_counters(struct bnx2x *bp, u32 poll_cnt) /* Wait DMAE PF usage counter to zero */ if (bnx2x_flr_clnup_poll_hw_counter(bp, dmae_reg_go_c[INIT_DMAE_C(bp)], - "DMAE dommand register timed out", + "DMAE command register timed out", poll_cnt)) return 1; @@ -1770,7 +1823,7 @@ void bnx2x_sp_event(struct bnx2x_fastpath *fp, union eth_rx_cqe *rr_cqe) break; case (RAMROD_CMD_ID_ETH_TERMINATE): - DP(BNX2X_MSG_SP, "got MULTI[%d] teminate ramrod\n", cid); + DP(BNX2X_MSG_SP, "got MULTI[%d] terminate ramrod\n", cid); drv_cmd = BNX2X_Q_CMD_TERMINATE; break; @@ -1779,6 +1832,11 @@ void bnx2x_sp_event(struct bnx2x_fastpath *fp, union eth_rx_cqe *rr_cqe) drv_cmd = BNX2X_Q_CMD_EMPTY; break; + case (RAMROD_CMD_ID_ETH_TPA_UPDATE): + DP(BNX2X_MSG_SP, "got tpa update ramrod CID=%d\n", cid); + drv_cmd = BNX2X_Q_CMD_UPDATE_TPA; + break; + default: BNX2X_ERR("unexpected MC reply (%d) on fp[%d]\n", command, fp->index); @@ -1799,13 +1857,11 @@ void bnx2x_sp_event(struct bnx2x_fastpath *fp, union eth_rx_cqe *rr_cqe) #else return; #endif - /* SRIOV: reschedule any 'in_progress' operations */ - bnx2x_iov_sp_event(bp, cid, true); - smp_mb__before_atomic_inc(); + smp_mb__before_atomic(); atomic_inc(&bp->cq_spq_left); /* push the change in bp->spq_left and towards the memory */ - smp_mb__after_atomic_inc(); + smp_mb__after_atomic(); DP(BNX2X_MSG_SP, "bp->cq_spq_left %x\n", atomic_read(&bp->cq_spq_left)); @@ -1820,11 +1876,11 @@ void bnx2x_sp_event(struct bnx2x_fastpath *fp, union eth_rx_cqe *rr_cqe) * sp_state is cleared, and this order prevents * races */ - smp_mb__before_clear_bit(); + smp_mb__before_atomic(); set_bit(BNX2X_AFEX_PENDING_VIFSET_MCP_ACK, &bp->sp_state); wmb(); clear_bit(BNX2X_AFEX_FCOE_Q_UPDATE_PENDING, &bp->sp_state); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); /* schedule the sp task as mcp ack is required */ bnx2x_schedule_sp_task(bp); @@ -1859,7 +1915,6 @@ irqreturn_t bnx2x_interrupt(int irq, void *dev_instance) mask = 0x2 << (fp->index + CNIC_SUPPORT(bp)); if (status & mask) { /* Handle Rx or Tx according to SB id */ - prefetch(fp->rx_cons_sb); for_each_cos_in_tx_queue(fp, cos) prefetch(fp->txdata_ptr[cos]->tx_cons_sb); prefetch(&fp->sb_running_index[SM_RX_ID]); @@ -1947,7 +2002,7 @@ int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource) if (lock_status & resource_bit) return 0; - msleep(5); + usleep_range(5000, 10000); } BNX2X_ERR("Timeout\n"); return -EAGAIN; @@ -1982,8 +2037,8 @@ int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource) /* Validating that the resource is currently taken */ lock_status = REG_RD(bp, hw_lock_control_reg); if (!(lock_status & resource_bit)) { - BNX2X_ERR("lock_status 0x%x resource_bit 0x%x. unlock was called but lock wasn't taken!\n", - lock_status, resource_bit); + BNX2X_ERR("lock_status 0x%x resource_bit 0x%x. Unlock was called but lock wasn't taken!\n", + lock_status, resource_bit); return -EFAULT; } @@ -1991,7 +2046,6 @@ int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource) return 0; } - int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port) { /* The GPIO should be swapped if swap register is set and active */ @@ -2256,6 +2310,23 @@ static void bnx2x_set_requested_fc(struct bnx2x *bp) bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; } +static void bnx2x_init_dropless_fc(struct bnx2x *bp) +{ + u32 pause_enabled = 0; + + if (!CHIP_IS_E1(bp) && bp->dropless_fc && bp->link_vars.link_up) { + if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) + pause_enabled = 1; + + REG_WR(bp, BAR_USTRORM_INTMEM + + USTORM_ETH_PAUSE_ENABLED_OFFSET(BP_PORT(bp)), + pause_enabled); + } + + DP(NETIF_MSG_IFUP | NETIF_MSG_LINK, "dropless_fc is %s\n", + pause_enabled ? "enabled" : "disabled"); +} + int bnx2x_initial_phy_init(struct bnx2x *bp, int load_mode) { int rc, cfx_idx = bnx2x_get_link_cfg_idx(bp); @@ -2289,6 +2360,8 @@ int bnx2x_initial_phy_init(struct bnx2x *bp, int load_mode) bnx2x_release_phy_lock(bp); + bnx2x_init_dropless_fc(bp); + bnx2x_calc_fc_adv(bp); if (bp->link_vars.link_up) { @@ -2310,6 +2383,8 @@ void bnx2x_link_set(struct bnx2x *bp) bnx2x_phy_init(&bp->link_params, &bp->link_vars); bnx2x_release_phy_lock(bp); + bnx2x_init_dropless_fc(bp); + bnx2x_calc_fc_adv(bp); } else BNX2X_ERR("Bootcode is missing - can not set link\n"); @@ -2347,14 +2422,13 @@ u8 bnx2x_link_test(struct bnx2x *bp, u8 is_serdes) return rc; } - /* Calculates the sum of vn_min_rates. It's needed for further normalizing of the min_rates. Returns: sum of vn_min_rates. or 0 - if all the min_rates are 0. - In the later case fainess algorithm should be deactivated. + In the later case fairness algorithm should be deactivated. If not all min_rates are zero then those that are zeroes will be set to 1. */ static void bnx2x_calc_vn_min(struct bnx2x *bp, @@ -2419,7 +2493,6 @@ static void bnx2x_calc_vn_max(struct bnx2x *bp, int vn, input->vnic_max_rate[vn] = vn_max_rate; } - static int bnx2x_get_cmng_fns_mode(struct bnx2x *bp) { if (CHIP_REV_IS_SLOW(bp)) @@ -2435,7 +2508,7 @@ void bnx2x_read_mf_cfg(struct bnx2x *bp) int vn, n = (CHIP_MODE_IS_4_PORT(bp) ? 2 : 1); if (BP_NOMCP(bp)) - return; /* what should be the default bvalue in this case */ + return; /* what should be the default value in this case */ /* For 2 port configuration the absolute function number formula * is: @@ -2473,7 +2546,7 @@ static void bnx2x_cmng_fns_init(struct bnx2x *bp, u8 read_cfg, u8 cmng_type) input.port_rate = bp->link_vars.line_speed; - if (cmng_type == CMNG_FNS_MINMAX) { + if (cmng_type == CMNG_FNS_MINMAX && input.port_rate) { int vn; /* read mf conf from shmem */ @@ -2530,6 +2603,21 @@ static void storm_memset_cmng(struct bnx2x *bp, } } +/* init cmng mode in HW according to local configuration */ +void bnx2x_set_local_cmng(struct bnx2x *bp) +{ + int cmng_fns = bnx2x_get_cmng_fns_mode(bp); + + if (cmng_fns != CMNG_FNS_NONE) { + bnx2x_cmng_fns_init(bp, false, cmng_fns); + storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp)); + } else { + /* rate shaping and fairness are disabled */ + DP(NETIF_MSG_IFUP, + "single function mode without fairness\n"); + } +} + /* This function is called upon link interrupt */ static void bnx2x_link_attn(struct bnx2x *bp) { @@ -2538,20 +2626,9 @@ static void bnx2x_link_attn(struct bnx2x *bp) bnx2x_link_update(&bp->link_params, &bp->link_vars); - if (bp->link_vars.link_up) { - - /* dropless flow control */ - if (!CHIP_IS_E1(bp) && bp->dropless_fc) { - int port = BP_PORT(bp); - u32 pause_enabled = 0; + bnx2x_init_dropless_fc(bp); - if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) - pause_enabled = 1; - - REG_WR(bp, BAR_USTRORM_INTMEM + - USTORM_ETH_PAUSE_ENABLED_OFFSET(port), - pause_enabled); - } + if (bp->link_vars.link_up) { if (bp->link_vars.mac_type != MAC_TYPE_EMAC) { struct host_port_stats *pstats; @@ -2565,17 +2642,8 @@ static void bnx2x_link_attn(struct bnx2x *bp) bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); } - if (bp->link_vars.link_up && bp->link_vars.line_speed) { - int cmng_fns = bnx2x_get_cmng_fns_mode(bp); - - if (cmng_fns != CMNG_FNS_NONE) { - bnx2x_cmng_fns_init(bp, false, cmng_fns); - storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp)); - } else - /* rate shaping and fairness are disabled */ - DP(NETIF_MSG_IFUP, - "single function mode without fairness\n"); - } + if (bp->link_vars.link_up && bp->link_vars.line_speed) + bnx2x_set_local_cmng(bp); __bnx2x_link_report(bp); @@ -2901,7 +2969,6 @@ u32 bnx2x_fw_command(struct bnx2x *bp, u32 command, u32 param) return rc; } - static void storm_memset_func_cfg(struct bnx2x *bp, struct tstorm_eth_function_common_config *tcfg, u16 abs_fid) @@ -2935,7 +3002,7 @@ void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p) } /** - * bnx2x_get_tx_only_flags - Return common flags + * bnx2x_get_common_flags - Return common flags * * @bp device handle * @fp queue handle @@ -2961,6 +3028,9 @@ static unsigned long bnx2x_get_common_flags(struct bnx2x *bp, if (zero_stats) __set_bit(BNX2X_Q_FLG_ZERO_STATS, &flags); + if (bp->flags & TX_SWITCHING) + __set_bit(BNX2X_Q_FLG_TX_SWITCH, &flags); + __set_bit(BNX2X_Q_FLG_PCSUM_ON_PKT, &flags); __set_bit(BNX2X_Q_FLG_TUN_INC_INNER_IP_ID, &flags); @@ -3006,7 +3076,6 @@ static unsigned long bnx2x_get_q_flags(struct bnx2x *bp, if (IS_MF_AFEX(bp)) __set_bit(BNX2X_Q_FLG_SILENT_VLAN_REM, &flags); - return flags | bnx2x_get_common_flags(bp, fp, true); } @@ -3082,7 +3151,7 @@ static void bnx2x_pf_rx_q_prep(struct bnx2x *bp, * placed on the BD (not including paddings). */ rxq_init->buf_sz = fp->rx_buf_size - BNX2X_FW_RX_ALIGN_START - - BNX2X_FW_RX_ALIGN_END - IP_HEADER_ALIGNMENT_PADDING; + BNX2X_FW_RX_ALIGN_END - IP_HEADER_ALIGNMENT_PADDING; rxq_init->cl_qzone_id = fp->cl_qzone_id; rxq_init->tpa_agg_sz = tpa_agg_size; @@ -3124,7 +3193,7 @@ static void bnx2x_pf_tx_q_prep(struct bnx2x *bp, txq_init->fw_sb_id = fp->fw_sb_id; /* - * set the tss leading client id for TX classfication == + * set the tss leading client id for TX classification == * leading RSS client id */ txq_init->tss_leading_cl_id = bnx2x_fp(bp, 0, cl_id); @@ -3196,7 +3265,6 @@ static void bnx2x_pf_init(struct bnx2x *bp) storm_memset_eq_data(bp, &eq_data, BP_FUNC(bp)); } - static void bnx2x_e1h_disable(struct bnx2x *bp) { int port = BP_PORT(bp); @@ -3212,7 +3280,7 @@ static void bnx2x_e1h_enable(struct bnx2x *bp) REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); - /* Tx queue should be only reenabled */ + /* Tx queue should be only re-enabled */ netif_tx_wake_all_queues(bp->dev); /* @@ -3260,6 +3328,10 @@ static void bnx2x_drv_info_ether_stat(struct bnx2x *bp) ether_stat->txq_size = bp->tx_ring_size; ether_stat->rxq_size = bp->rx_ring_size; + +#ifdef CONFIG_BNX2X_SRIOV + ether_stat->vf_cnt = IS_SRIOV(bp) ? bp->vfdb->sriov.nr_virtfn : 0; +#endif } static void bnx2x_drv_info_fcoe_stat(struct bnx2x *bp) @@ -3409,10 +3481,15 @@ static void bnx2x_handle_eee_event(struct bnx2x *bp) bnx2x_fw_command(bp, DRV_MSG_CODE_EEE_RESULTS_ACK, 0); } +#define BNX2X_UPDATE_DRV_INFO_IND_LENGTH (20) +#define BNX2X_UPDATE_DRV_INFO_IND_COUNT (25) + static void bnx2x_handle_drv_info_req(struct bnx2x *bp) { enum drv_info_opcode op_code; u32 drv_info_ctl = SHMEM2_RD(bp, drv_info_control); + bool release = false; + int wait; /* if drv_info version supported by MFW doesn't match - send NACK */ if ((drv_info_ctl & DRV_INFO_CONTROL_VER_MASK) != DRV_INFO_CUR_VER) { @@ -3423,6 +3500,9 @@ static void bnx2x_handle_drv_info_req(struct bnx2x *bp) op_code = (drv_info_ctl & DRV_INFO_CONTROL_OP_CODE_MASK) >> DRV_INFO_CONTROL_OP_CODE_SHIFT; + /* Must prevent other flows from accessing drv_info_to_mcp */ + mutex_lock(&bp->drv_info_mutex); + memset(&bp->slowpath->drv_info_to_mcp, 0, sizeof(union drv_info_to_mcp)); @@ -3439,7 +3519,7 @@ static void bnx2x_handle_drv_info_req(struct bnx2x *bp) default: /* if op code isn't supported - send NACK */ bnx2x_fw_command(bp, DRV_MSG_CODE_DRV_INFO_NACK, 0); - return; + goto out; } /* if we got drv_info attn from MFW then these fields are defined in @@ -3451,6 +3531,106 @@ static void bnx2x_handle_drv_info_req(struct bnx2x *bp) U64_HI(bnx2x_sp_mapping(bp, drv_info_to_mcp))); bnx2x_fw_command(bp, DRV_MSG_CODE_DRV_INFO_ACK, 0); + + /* Since possible management wants both this and get_driver_version + * need to wait until management notifies us it finished utilizing + * the buffer. + */ + if (!SHMEM2_HAS(bp, mfw_drv_indication)) { + DP(BNX2X_MSG_MCP, "Management does not support indication\n"); + } else if (!bp->drv_info_mng_owner) { + u32 bit = MFW_DRV_IND_READ_DONE_OFFSET((BP_ABS_FUNC(bp) >> 1)); + + for (wait = 0; wait < BNX2X_UPDATE_DRV_INFO_IND_COUNT; wait++) { + u32 indication = SHMEM2_RD(bp, mfw_drv_indication); + + /* Management is done; need to clear indication */ + if (indication & bit) { + SHMEM2_WR(bp, mfw_drv_indication, + indication & ~bit); + release = true; + break; + } + + msleep(BNX2X_UPDATE_DRV_INFO_IND_LENGTH); + } + } + if (!release) { + DP(BNX2X_MSG_MCP, "Management did not release indication\n"); + bp->drv_info_mng_owner = true; + } + +out: + mutex_unlock(&bp->drv_info_mutex); +} + +static u32 bnx2x_update_mng_version_utility(u8 *version, bool bnx2x_format) +{ + u8 vals[4]; + int i = 0; + + if (bnx2x_format) { + i = sscanf(version, "1.%c%hhd.%hhd.%hhd", + &vals[0], &vals[1], &vals[2], &vals[3]); + if (i > 0) + vals[0] -= '0'; + } else { + i = sscanf(version, "%hhd.%hhd.%hhd.%hhd", + &vals[0], &vals[1], &vals[2], &vals[3]); + } + + while (i < 4) + vals[i++] = 0; + + return (vals[0] << 24) | (vals[1] << 16) | (vals[2] << 8) | vals[3]; +} + +void bnx2x_update_mng_version(struct bnx2x *bp) +{ + u32 iscsiver = DRV_VER_NOT_LOADED; + u32 fcoever = DRV_VER_NOT_LOADED; + u32 ethver = DRV_VER_NOT_LOADED; + int idx = BP_FW_MB_IDX(bp); + u8 *version; + + if (!SHMEM2_HAS(bp, func_os_drv_ver)) + return; + + mutex_lock(&bp->drv_info_mutex); + /* Must not proceed when `bnx2x_handle_drv_info_req' is feasible */ + if (bp->drv_info_mng_owner) + goto out; + + if (bp->state != BNX2X_STATE_OPEN) + goto out; + + /* Parse ethernet driver version */ + ethver = bnx2x_update_mng_version_utility(DRV_MODULE_VERSION, true); + if (!CNIC_LOADED(bp)) + goto out; + + /* Try getting storage driver version via cnic */ + memset(&bp->slowpath->drv_info_to_mcp, 0, + sizeof(union drv_info_to_mcp)); + bnx2x_drv_info_iscsi_stat(bp); + version = bp->slowpath->drv_info_to_mcp.iscsi_stat.version; + iscsiver = bnx2x_update_mng_version_utility(version, false); + + memset(&bp->slowpath->drv_info_to_mcp, 0, + sizeof(union drv_info_to_mcp)); + bnx2x_drv_info_fcoe_stat(bp); + version = bp->slowpath->drv_info_to_mcp.fcoe_stat.version; + fcoever = bnx2x_update_mng_version_utility(version, false); + +out: + SHMEM2_WR(bp, func_os_drv_ver[idx].versions[DRV_PERS_ETHERNET], ethver); + SHMEM2_WR(bp, func_os_drv_ver[idx].versions[DRV_PERS_ISCSI], iscsiver); + SHMEM2_WR(bp, func_os_drv_ver[idx].versions[DRV_PERS_FCOE], fcoever); + + mutex_unlock(&bp->drv_info_mutex); + + DP(BNX2X_MSG_MCP, "Setting driver version: ETH [%08x] iSCSI [%08x] FCoE [%08x]\n", + ethver, iscsiver, fcoever); } static void bnx2x_dcc_event(struct bnx2x *bp, u32 dcc_event) @@ -3540,10 +3720,8 @@ static bool bnx2x_is_contextless_ramrod(int cmd, int cmd_type) return true; else return false; - } - /** * bnx2x_sp_post - place a single command on an SP ring * @@ -3595,10 +3773,18 @@ int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, cpu_to_le32((command << SPE_HDR_CMD_ID_SHIFT) | HW_CID(bp, cid)); - type = (cmd_type << SPE_HDR_CONN_TYPE_SHIFT) & SPE_HDR_CONN_TYPE; - - type |= ((BP_FUNC(bp) << SPE_HDR_FUNCTION_ID_SHIFT) & - SPE_HDR_FUNCTION_ID); + /* In some cases, type may already contain the func-id + * mainly in SRIOV related use cases, so we add it here only + * if it's not already set. + */ + if (!(cmd_type & SPE_HDR_FUNCTION_ID)) { + type = (cmd_type << SPE_HDR_CONN_TYPE_SHIFT) & + SPE_HDR_CONN_TYPE; + type |= ((BP_FUNC(bp) << SPE_HDR_FUNCTION_ID_SHIFT) & + SPE_HDR_FUNCTION_ID); + } else { + type = cmd_type; + } spe->hdr.type = cpu_to_le16(type); @@ -3608,14 +3794,13 @@ int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, /* * It's ok if the actual decrement is issued towards the memory * somewhere between the spin_lock and spin_unlock. Thus no - * more explict memory barrier is needed. + * more explicit memory barrier is needed. */ if (common) atomic_dec(&bp->eq_spq_left); else atomic_dec(&bp->cq_spq_left); - DP(BNX2X_MSG_SP, "SPQE[%x] (%x:%x) (cmd, common?) (%d,%d) hw_cid %x data (%x:%x) type(0x%x) left (CQ, EQ) (%x,%x)\n", bp->spq_prod_idx, (u32)U64_HI(bp->spq_mapping), @@ -3637,15 +3822,14 @@ static int bnx2x_acquire_alr(struct bnx2x *bp) might_sleep(); for (j = 0; j < 1000; j++) { - val = (1UL << 31); - REG_WR(bp, GRCBASE_MCP + 0x9c, val); - val = REG_RD(bp, GRCBASE_MCP + 0x9c); - if (val & (1L << 31)) + REG_WR(bp, MCP_REG_MCPR_ACCESS_LOCK, MCPR_ACCESS_LOCK_LOCK); + val = REG_RD(bp, MCP_REG_MCPR_ACCESS_LOCK); + if (val & MCPR_ACCESS_LOCK_LOCK) break; - msleep(5); + usleep_range(5000, 10000); } - if (!(val & (1L << 31))) { + if (!(val & MCPR_ACCESS_LOCK_LOCK)) { BNX2X_ERR("Cannot acquire MCP access lock register\n"); rc = -EBUSY; } @@ -3656,7 +3840,7 @@ static int bnx2x_acquire_alr(struct bnx2x *bp) /* release split MCP access lock register */ static void bnx2x_release_alr(struct bnx2x *bp) { - REG_WR(bp, GRCBASE_MCP + 0x9c, 0); + REG_WR(bp, MCP_REG_MCPR_ACCESS_LOCK, 0); } #define BNX2X_DEF_SB_ATT_IDX 0x0001 @@ -3678,7 +3862,7 @@ static u16 bnx2x_update_dsb_idx(struct bnx2x *bp) rc |= BNX2X_DEF_SB_IDX; } - /* Do not reorder: indecies reading should complete before handling */ + /* Do not reorder: indices reading should complete before handling */ barrier(); return rc; } @@ -3827,16 +4011,11 @@ static void bnx2x_fan_failure(struct bnx2x *bp) netdev_err(bp->dev, "Fan Failure on Network Controller has caused the driver to shutdown the card to prevent permanent damage.\n" "Please contact OEM Support for assistance\n"); - /* - * Schedule device reset (unload) + /* Schedule device reset (unload) * This is due to some boards consuming sufficient power when driver is * up to overheat if fan fails. */ - smp_mb__before_clear_bit(); - set_bit(BNX2X_SP_RTNL_FAN_FAILURE, &bp->sp_rtnl_state); - smp_mb__after_clear_bit(); - schedule_delayed_work(&bp->sp_rtnl_task, 0); - + bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_FAN_FAILURE, 0); } static void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) @@ -3980,7 +4159,8 @@ static void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn) bnx2x_handle_drv_info_req(bp); if (val & DRV_STATUS_VF_DISABLED) - bnx2x_vf_handle_flr_event(bp); + bnx2x_schedule_iov_task(bp, + BNX2X_IOV_HANDLE_FLR); if ((bp->port.pmf == 0) && (val & DRV_STATUS_PMF)) bnx2x_pmf_update(bp); @@ -4106,7 +4286,7 @@ static void bnx2x_clear_reset_global(struct bnx2x *bp) */ static bool bnx2x_reset_is_global(struct bnx2x *bp) { - u32 val = REG_RD(bp, BNX2X_RECOVERY_GLOB_REG); + u32 val = REG_RD(bp, BNX2X_RECOVERY_GLOB_REG); DP(NETIF_MSG_HW, "GEN_REG_VAL=0x%08x\n", val); return (val & BNX2X_GLOBAL_RESET_BIT) ? true : false; @@ -4157,7 +4337,7 @@ void bnx2x_set_reset_in_progress(struct bnx2x *bp) */ bool bnx2x_reset_is_done(struct bnx2x *bp, int engine) { - u32 val = REG_RD(bp, BNX2X_RECOVERY_GLOB_REG); + u32 val = REG_RD(bp, BNX2X_RECOVERY_GLOB_REG); u32 bit = engine ? BNX2X_PATH1_RST_IN_PROG_BIT : BNX2X_PATH0_RST_IN_PROG_BIT; @@ -4260,49 +4440,70 @@ static bool bnx2x_get_load_status(struct bnx2x *bp, int engine) return val != 0; } +static void _print_parity(struct bnx2x *bp, u32 reg) +{ + pr_cont(" [0x%08x] ", REG_RD(bp, reg)); +} + static void _print_next_block(int idx, const char *blk) { pr_cont("%s%s", idx ? ", " : "", blk); } -static int bnx2x_check_blocks_with_parity0(u32 sig, int par_num, - bool print) +static bool bnx2x_check_blocks_with_parity0(struct bnx2x *bp, u32 sig, + int *par_num, bool print) { - int i = 0; - u32 cur_bit = 0; + u32 cur_bit; + bool res; + int i; + + res = false; + for (i = 0; sig; i++) { - cur_bit = ((u32)0x1 << i); + cur_bit = (0x1UL << i); if (sig & cur_bit) { - switch (cur_bit) { - case AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "BRB"); - break; - case AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "PARSER"); - break; - case AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "TSDM"); - break; - case AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR: - if (print) - _print_next_block(par_num++, + res |= true; /* Each bit is real error! */ + + if (print) { + switch (cur_bit) { + case AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR: + _print_next_block((*par_num)++, "BRB"); + _print_parity(bp, + BRB1_REG_BRB1_PRTY_STS); + break; + case AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR: + _print_next_block((*par_num)++, + "PARSER"); + _print_parity(bp, PRS_REG_PRS_PRTY_STS); + break; + case AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR: + _print_next_block((*par_num)++, "TSDM"); + _print_parity(bp, + TSDM_REG_TSDM_PRTY_STS); + break; + case AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR: + _print_next_block((*par_num)++, "SEARCHER"); - break; - case AEU_INPUTS_ATTN_BITS_TCM_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "TCM"); - break; - case AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "TSEMI"); - break; - case AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "XPB"); - break; + _print_parity(bp, SRC_REG_SRC_PRTY_STS); + break; + case AEU_INPUTS_ATTN_BITS_TCM_PARITY_ERROR: + _print_next_block((*par_num)++, "TCM"); + _print_parity(bp, TCM_REG_TCM_PRTY_STS); + break; + case AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR: + _print_next_block((*par_num)++, + "TSEMI"); + _print_parity(bp, + TSEM_REG_TSEM_PRTY_STS_0); + _print_parity(bp, + TSEM_REG_TSEM_PRTY_STS_1); + break; + case AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR: + _print_next_block((*par_num)++, "XPB"); + _print_parity(bp, GRCBASE_XPB + + PB_REG_PB_PRTY_STS); + break; + } } /* Clear the bit */ @@ -4310,84 +4511,142 @@ static int bnx2x_check_blocks_with_parity0(u32 sig, int par_num, } } - return par_num; + return res; } -static int bnx2x_check_blocks_with_parity1(u32 sig, int par_num, - bool *global, bool print) +static bool bnx2x_check_blocks_with_parity1(struct bnx2x *bp, u32 sig, + int *par_num, bool *global, + bool print) { - int i = 0; - u32 cur_bit = 0; + u32 cur_bit; + bool res; + int i; + + res = false; + for (i = 0; sig; i++) { - cur_bit = ((u32)0x1 << i); + cur_bit = (0x1UL << i); if (sig & cur_bit) { + res |= true; /* Each bit is real error! */ switch (cur_bit) { case AEU_INPUTS_ATTN_BITS_PBF_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "PBF"); + if (print) { + _print_next_block((*par_num)++, "PBF"); + _print_parity(bp, PBF_REG_PBF_PRTY_STS); + } break; case AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "QM"); + if (print) { + _print_next_block((*par_num)++, "QM"); + _print_parity(bp, QM_REG_QM_PRTY_STS); + } break; case AEU_INPUTS_ATTN_BITS_TIMERS_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "TM"); + if (print) { + _print_next_block((*par_num)++, "TM"); + _print_parity(bp, TM_REG_TM_PRTY_STS); + } break; case AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "XSDM"); + if (print) { + _print_next_block((*par_num)++, "XSDM"); + _print_parity(bp, + XSDM_REG_XSDM_PRTY_STS); + } break; case AEU_INPUTS_ATTN_BITS_XCM_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "XCM"); + if (print) { + _print_next_block((*par_num)++, "XCM"); + _print_parity(bp, XCM_REG_XCM_PRTY_STS); + } break; case AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "XSEMI"); + if (print) { + _print_next_block((*par_num)++, + "XSEMI"); + _print_parity(bp, + XSEM_REG_XSEM_PRTY_STS_0); + _print_parity(bp, + XSEM_REG_XSEM_PRTY_STS_1); + } break; case AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR: - if (print) - _print_next_block(par_num++, + if (print) { + _print_next_block((*par_num)++, "DOORBELLQ"); + _print_parity(bp, + DORQ_REG_DORQ_PRTY_STS); + } break; case AEU_INPUTS_ATTN_BITS_NIG_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "NIG"); + if (print) { + _print_next_block((*par_num)++, "NIG"); + if (CHIP_IS_E1x(bp)) { + _print_parity(bp, + NIG_REG_NIG_PRTY_STS); + } else { + _print_parity(bp, + NIG_REG_NIG_PRTY_STS_0); + _print_parity(bp, + NIG_REG_NIG_PRTY_STS_1); + } + } break; case AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR: if (print) - _print_next_block(par_num++, + _print_next_block((*par_num)++, "VAUX PCI CORE"); *global = true; break; case AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "DEBUG"); + if (print) { + _print_next_block((*par_num)++, + "DEBUG"); + _print_parity(bp, DBG_REG_DBG_PRTY_STS); + } break; case AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "USDM"); + if (print) { + _print_next_block((*par_num)++, "USDM"); + _print_parity(bp, + USDM_REG_USDM_PRTY_STS); + } break; case AEU_INPUTS_ATTN_BITS_UCM_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "UCM"); + if (print) { + _print_next_block((*par_num)++, "UCM"); + _print_parity(bp, UCM_REG_UCM_PRTY_STS); + } break; case AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "USEMI"); + if (print) { + _print_next_block((*par_num)++, + "USEMI"); + _print_parity(bp, + USEM_REG_USEM_PRTY_STS_0); + _print_parity(bp, + USEM_REG_USEM_PRTY_STS_1); + } break; case AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "UPB"); + if (print) { + _print_next_block((*par_num)++, "UPB"); + _print_parity(bp, GRCBASE_UPB + + PB_REG_PB_PRTY_STS); + } break; case AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "CSDM"); + if (print) { + _print_next_block((*par_num)++, "CSDM"); + _print_parity(bp, + CSDM_REG_CSDM_PRTY_STS); + } break; case AEU_INPUTS_ATTN_BITS_CCM_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "CCM"); + if (print) { + _print_next_block((*par_num)++, "CCM"); + _print_parity(bp, CCM_REG_CCM_PRTY_STS); + } break; } @@ -4396,51 +4655,73 @@ static int bnx2x_check_blocks_with_parity1(u32 sig, int par_num, } } - return par_num; + return res; } -static int bnx2x_check_blocks_with_parity2(u32 sig, int par_num, - bool print) +static bool bnx2x_check_blocks_with_parity2(struct bnx2x *bp, u32 sig, + int *par_num, bool print) { - int i = 0; - u32 cur_bit = 0; + u32 cur_bit; + bool res; + int i; + + res = false; + for (i = 0; sig; i++) { - cur_bit = ((u32)0x1 << i); + cur_bit = (0x1UL << i); if (sig & cur_bit) { - switch (cur_bit) { - case AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "CSEMI"); - break; - case AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "PXP"); - break; - case AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR: - if (print) - _print_next_block(par_num++, - "PXPPCICLOCKCLIENT"); - break; - case AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "CFC"); - break; - case AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "CDU"); - break; - case AEU_INPUTS_ATTN_BITS_DMAE_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "DMAE"); - break; - case AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "IGU"); - break; - case AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "MISC"); - break; + res |= true; /* Each bit is real error! */ + if (print) { + switch (cur_bit) { + case AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR: + _print_next_block((*par_num)++, + "CSEMI"); + _print_parity(bp, + CSEM_REG_CSEM_PRTY_STS_0); + _print_parity(bp, + CSEM_REG_CSEM_PRTY_STS_1); + break; + case AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR: + _print_next_block((*par_num)++, "PXP"); + _print_parity(bp, PXP_REG_PXP_PRTY_STS); + _print_parity(bp, + PXP2_REG_PXP2_PRTY_STS_0); + _print_parity(bp, + PXP2_REG_PXP2_PRTY_STS_1); + break; + case AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR: + _print_next_block((*par_num)++, + "PXPPCICLOCKCLIENT"); + break; + case AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR: + _print_next_block((*par_num)++, "CFC"); + _print_parity(bp, + CFC_REG_CFC_PRTY_STS); + break; + case AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR: + _print_next_block((*par_num)++, "CDU"); + _print_parity(bp, CDU_REG_CDU_PRTY_STS); + break; + case AEU_INPUTS_ATTN_BITS_DMAE_PARITY_ERROR: + _print_next_block((*par_num)++, "DMAE"); + _print_parity(bp, + DMAE_REG_DMAE_PRTY_STS); + break; + case AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR: + _print_next_block((*par_num)++, "IGU"); + if (CHIP_IS_E1x(bp)) + _print_parity(bp, + HC_REG_HC_PRTY_STS); + else + _print_parity(bp, + IGU_REG_IGU_PRTY_STS); + break; + case AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR: + _print_next_block((*par_num)++, "MISC"); + _print_parity(bp, + MISC_REG_MISC_PRTY_STS); + break; + } } /* Clear the bit */ @@ -4448,40 +4729,49 @@ static int bnx2x_check_blocks_with_parity2(u32 sig, int par_num, } } - return par_num; + return res; } -static int bnx2x_check_blocks_with_parity3(u32 sig, int par_num, - bool *global, bool print) +static bool bnx2x_check_blocks_with_parity3(struct bnx2x *bp, u32 sig, + int *par_num, bool *global, + bool print) { - int i = 0; - u32 cur_bit = 0; + bool res = false; + u32 cur_bit; + int i; + for (i = 0; sig; i++) { - cur_bit = ((u32)0x1 << i); + cur_bit = (0x1UL << i); if (sig & cur_bit) { switch (cur_bit) { case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY: if (print) - _print_next_block(par_num++, "MCP ROM"); + _print_next_block((*par_num)++, + "MCP ROM"); *global = true; + res |= true; break; case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY: if (print) - _print_next_block(par_num++, + _print_next_block((*par_num)++, "MCP UMP RX"); *global = true; + res |= true; break; case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY: if (print) - _print_next_block(par_num++, + _print_next_block((*par_num)++, "MCP UMP TX"); *global = true; + res |= true; break; case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY: if (print) - _print_next_block(par_num++, + _print_next_block((*par_num)++, "MCP SCPAD"); - *global = true; + /* clear latched SCPAD PATIRY from MCP */ + REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, + 1UL << 10); break; } @@ -4490,39 +4780,50 @@ static int bnx2x_check_blocks_with_parity3(u32 sig, int par_num, } } - return par_num; + return res; } -static int bnx2x_check_blocks_with_parity4(u32 sig, int par_num, - bool print) +static bool bnx2x_check_blocks_with_parity4(struct bnx2x *bp, u32 sig, + int *par_num, bool print) { - int i = 0; - u32 cur_bit = 0; + u32 cur_bit; + bool res; + int i; + + res = false; + for (i = 0; sig; i++) { - cur_bit = ((u32)0x1 << i); + cur_bit = (0x1UL << i); if (sig & cur_bit) { - switch (cur_bit) { - case AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "PGLUE_B"); - break; - case AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR: - if (print) - _print_next_block(par_num++, "ATC"); - break; + res |= true; /* Each bit is real error! */ + if (print) { + switch (cur_bit) { + case AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR: + _print_next_block((*par_num)++, + "PGLUE_B"); + _print_parity(bp, + PGLUE_B_REG_PGLUE_B_PRTY_STS); + break; + case AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR: + _print_next_block((*par_num)++, "ATC"); + _print_parity(bp, + ATC_REG_ATC_PRTY_STS); + break; + } } - /* Clear the bit */ sig &= ~cur_bit; } } - return par_num; + return res; } static bool bnx2x_parity_attn(struct bnx2x *bp, bool *global, bool print, u32 *sig) { + bool res = false; + if ((sig[0] & HW_PRTY_ASSERT_SET_0) || (sig[1] & HW_PRTY_ASSERT_SET_1) || (sig[2] & HW_PRTY_ASSERT_SET_2) || @@ -4539,23 +4840,22 @@ static bool bnx2x_parity_attn(struct bnx2x *bp, bool *global, bool print, if (print) netdev_err(bp->dev, "Parity errors detected in blocks: "); - par_num = bnx2x_check_blocks_with_parity0( - sig[0] & HW_PRTY_ASSERT_SET_0, par_num, print); - par_num = bnx2x_check_blocks_with_parity1( - sig[1] & HW_PRTY_ASSERT_SET_1, par_num, global, print); - par_num = bnx2x_check_blocks_with_parity2( - sig[2] & HW_PRTY_ASSERT_SET_2, par_num, print); - par_num = bnx2x_check_blocks_with_parity3( - sig[3] & HW_PRTY_ASSERT_SET_3, par_num, global, print); - par_num = bnx2x_check_blocks_with_parity4( - sig[4] & HW_PRTY_ASSERT_SET_4, par_num, print); + res |= bnx2x_check_blocks_with_parity0(bp, + sig[0] & HW_PRTY_ASSERT_SET_0, &par_num, print); + res |= bnx2x_check_blocks_with_parity1(bp, + sig[1] & HW_PRTY_ASSERT_SET_1, &par_num, global, print); + res |= bnx2x_check_blocks_with_parity2(bp, + sig[2] & HW_PRTY_ASSERT_SET_2, &par_num, print); + res |= bnx2x_check_blocks_with_parity3(bp, + sig[3] & HW_PRTY_ASSERT_SET_3, &par_num, global, print); + res |= bnx2x_check_blocks_with_parity4(bp, + sig[4] & HW_PRTY_ASSERT_SET_4, &par_num, print); if (print) pr_cont("\n"); + } - return true; - } else - return false; + return res; } /** @@ -4582,6 +4882,14 @@ bool bnx2x_chk_parity_attn(struct bnx2x *bp, bool *global, bool print) attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4); + /* Since MCP attentions can't be disabled inside the block, we need to + * read AEU registers to see whether they're currently disabled + */ + attn.sig[3] &= ((REG_RD(bp, + !port ? MISC_REG_AEU_ENABLE4_FUNC_0_OUT_0 + : MISC_REG_AEU_ENABLE4_FUNC_1_OUT_0) & + MISC_AEU_ENABLE_MCP_PRTY_BITS) | + ~MISC_AEU_ENABLE_MCP_PRTY_BITS); if (!CHIP_IS_E1x(bp)) attn.sig[4] = REG_RD(bp, @@ -4591,7 +4899,6 @@ bool bnx2x_chk_parity_attn(struct bnx2x *bp, bool *global, bool print) return bnx2x_parity_attn(bp, global, print, attn.sig); } - static void bnx2x_attn_int_deasserted4(struct bnx2x *bp, u32 attn) { u32 val; @@ -4643,7 +4950,6 @@ static void bnx2x_attn_int_deasserted4(struct bnx2x *bp, u32 attn) (u32)(attn & (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR | AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR))); } - } static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted) @@ -4878,7 +5184,6 @@ static void bnx2x_handle_classification_eqe(struct bnx2x *bp, BNX2X_ERR("Failed to schedule new commands: %d\n", rc); else if (rc > 0) DP(BNX2X_MSG_SP, "Scheduled next pending commands...\n"); - } static void bnx2x_set_iscsi_eth_rx_mode(struct bnx2x *bp, bool start); @@ -4967,9 +5272,9 @@ static void bnx2x_after_function_update(struct bnx2x *bp) __clear_bit(RAMROD_COMP_WAIT, &queue_params.ramrod_flags); /* mark latest Q bit */ - smp_mb__before_clear_bit(); + smp_mb__before_atomic(); set_bit(BNX2X_AFEX_FCOE_Q_UPDATE_PENDING, &bp->sp_state); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); /* send Q update ramrod for FCoE Q */ rc = bnx2x_queue_state_change(bp, &queue_params); @@ -5009,7 +5314,7 @@ static void bnx2x_eq_int(struct bnx2x *bp) hw_cons = le16_to_cpu(*bp->eq_cons_sb); /* The hw_cos range is 1-255, 257 - the sw_cons range is 0-254, 256. - * when we get the the next-page we nned to adjust so the loop + * when we get the next-page we need to adjust so the loop * condition below will be met. The next element is the size of a * regular element and hence incrementing by 1 */ @@ -5046,14 +5351,14 @@ static void bnx2x_eq_int(struct bnx2x *bp) /* handle eq element */ switch (opcode) { case EVENT_RING_OPCODE_VF_PF_CHANNEL: - DP(BNX2X_MSG_IOV, "vf pf channel element on eq\n"); - bnx2x_vf_mbx(bp, &elem->message.data.vf_pf_event); + bnx2x_vf_mbx_schedule(bp, + &elem->message.data.vf_pf_event); continue; case EVENT_RING_OPCODE_STAT_QUERY: - DP(BNX2X_MSG_SP | BNX2X_MSG_STATS, - "got statistics comp event %d\n", - bp->stats_comp++); + DP_AND((BNX2X_MSG_SP | BNX2X_MSG_STATS), + "got statistics comp event %d\n", + bp->stats_comp++); /* nothing to do with stats comp */ goto next_spqe; @@ -5075,24 +5380,22 @@ static void bnx2x_eq_int(struct bnx2x *bp) if (q_obj->complete_cmd(bp, q_obj, BNX2X_Q_CMD_CFC_DEL)) break; - - goto next_spqe; case EVENT_RING_OPCODE_STOP_TRAFFIC: DP(BNX2X_MSG_SP | BNX2X_MSG_DCB, "got STOP TRAFFIC\n"); + bnx2x_dcbx_set_params(bp, BNX2X_DCBX_STATE_TX_PAUSED); if (f_obj->complete_cmd(bp, f_obj, BNX2X_F_CMD_TX_STOP)) break; - bnx2x_dcbx_set_params(bp, BNX2X_DCBX_STATE_TX_PAUSED); goto next_spqe; case EVENT_RING_OPCODE_START_TRAFFIC: DP(BNX2X_MSG_SP | BNX2X_MSG_DCB, "got START TRAFFIC\n"); + bnx2x_dcbx_set_params(bp, BNX2X_DCBX_STATE_TX_RELEASED); if (f_obj->complete_cmd(bp, f_obj, BNX2X_F_CMD_TX_START)) break; - bnx2x_dcbx_set_params(bp, BNX2X_DCBX_STATE_TX_RELEASED); goto next_spqe; case EVENT_RING_OPCODE_FUNCTION_UPDATE: @@ -5105,6 +5408,8 @@ static void bnx2x_eq_int(struct bnx2x *bp) break; } else { + int cmd = BNX2X_SP_RTNL_AFEX_F_UPDATE; + DP(BNX2X_MSG_SP | BNX2X_MSG_MCP, "AFEX: ramrod completed FUNCTION_UPDATE\n"); f_obj->complete_cmd(bp, f_obj, @@ -5114,12 +5419,7 @@ static void bnx2x_eq_int(struct bnx2x *bp) * sp_rtnl task as all Queue SP operations * should run under rtnl_lock. */ - smp_mb__before_clear_bit(); - set_bit(BNX2X_SP_RTNL_AFEX_F_UPDATE, - &bp->sp_rtnl_state); - smp_mb__after_clear_bit(); - - schedule_delayed_work(&bp->sp_rtnl_task, 0); + bnx2x_schedule_sp_rtnl(bp, cmd, 0); } goto next_spqe; @@ -5200,7 +5500,7 @@ next_spqe: spqe_cnt++; } /* for */ - smp_mb__before_atomic_inc(); + smp_mb__before_atomic(); atomic_add(spqe_cnt, &bp->eq_spq_left); bp->eq_cons = sw_cons; @@ -5218,7 +5518,7 @@ static void bnx2x_sp_task(struct work_struct *work) DP(BNX2X_MSG_SP, "sp task invoked\n"); - /* make sure the atomic interupt_occurred has been written */ + /* make sure the atomic interrupt_occurred has been written */ smp_rmb(); if (atomic_read(&bp->interrupt_occurred)) { @@ -5265,16 +5565,8 @@ static void bnx2x_sp_task(struct work_struct *work) /* ack status block only if something was actually handled */ bnx2x_ack_sb(bp, bp->igu_dsb_id, ATTENTION_ID, le16_to_cpu(bp->def_att_idx), IGU_INT_ENABLE, 1); - } - /* must be called after the EQ processing (since eq leads to sriov - * ramrod completion flows). - * This flow may have been scheduled by the arrival of a ramrod - * completion, or by the sriov code rescheduling itself. - */ - bnx2x_iov_sp_task(bp); - /* afex - poll to check if VIFSET_ACK should be sent to MFW */ if (test_and_clear_bit(BNX2X_AFEX_PENDING_VIFSET_MCP_ACK, &bp->sp_state)) { @@ -5316,7 +5608,6 @@ irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance) /* end of slow path */ - void bnx2x_drv_pulse(struct bnx2x *bp) { SHMEM_WR(bp, func_mb[BP_FW_MB_IDX(bp)].drv_pulse_mb, @@ -5333,26 +5624,24 @@ static void bnx2x_timer(unsigned long data) if (IS_PF(bp) && !BP_NOMCP(bp)) { int mb_idx = BP_FW_MB_IDX(bp); - u32 drv_pulse; - u32 mcp_pulse; + u16 drv_pulse; + u16 mcp_pulse; ++bp->fw_drv_pulse_wr_seq; bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK; - /* TBD - add SYSTEM_TIME */ drv_pulse = bp->fw_drv_pulse_wr_seq; bnx2x_drv_pulse(bp); mcp_pulse = (SHMEM_RD(bp, func_mb[mb_idx].mcp_pulse_mb) & MCP_PULSE_SEQ_MASK); /* The delta between driver pulse and mcp response - * should be 1 (before mcp response) or 0 (after mcp response) + * should not get too big. If the MFW is more than 5 pulses + * behind, we should worry about it enough to generate an error + * log. */ - if ((drv_pulse != mcp_pulse) && - (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) { - /* someone lost a heartbeat... */ - BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n", + if (((drv_pulse - mcp_pulse) & MCP_PULSE_SEQ_MASK) > 5) + BNX2X_ERR("MFW seems hanged: drv_pulse (0x%x) != mcp_pulse (0x%x)\n", drv_pulse, mcp_pulse); - } } if (bp->state == BNX2X_STATE_OPEN) @@ -5360,7 +5649,7 @@ static void bnx2x_timer(unsigned long data) /* sample pf vf bulletin board for new posts from pf */ if (IS_VF(bp)) - bnx2x_sample_bulletin(bp); + bnx2x_timer_sriov(bp); mod_timer(&bp->timer, jiffies + bp->current_interval); } @@ -5382,7 +5671,6 @@ static void bnx2x_fill(struct bnx2x *bp, u32 addr, int fill, u32 len) else for (i = 0; i < len; i++) REG_WR8(bp, addr + i, fill); - } /* helper: writes FP SP data to FW - data_size in dwords */ @@ -5461,10 +5749,8 @@ static void bnx2x_zero_sp_sb(struct bnx2x *bp) bnx2x_fill(bp, BAR_CSTRORM_INTMEM + CSTORM_SP_SYNC_BLOCK_OFFSET(func), 0, CSTORM_SP_SYNC_BLOCK_SIZE); - } - static void bnx2x_setup_ndsb_state_machine(struct hc_status_block_sm *hc_sm, int igu_sb_id, int igu_seg_id) { @@ -5474,7 +5760,6 @@ static void bnx2x_setup_ndsb_state_machine(struct hc_status_block_sm *hc_sm, hc_sm->time_to_expire = 0xFFFFFFFF; } - /* allocates state machine ids. */ static void bnx2x_map_sb_state_machines(struct hc_index_data *index_data) { @@ -5700,17 +5985,17 @@ static void bnx2x_init_eq_ring(struct bnx2x *bp) bp->eq_cons = 0; bp->eq_prod = NUM_EQ_DESC; bp->eq_cons_sb = BNX2X_EQ_INDEX; - /* we want a warning message before it gets rought... */ + /* we want a warning message before it gets wrought... */ atomic_set(&bp->eq_spq_left, min_t(int, MAX_SP_DESC_CNT - MAX_SPQ_PENDING, NUM_EQ_DESC) - 1); } /* called with netif_addr_lock_bh() */ -int bnx2x_set_q_rx_mode(struct bnx2x *bp, u8 cl_id, - unsigned long rx_mode_flags, - unsigned long rx_accept_flags, - unsigned long tx_accept_flags, - unsigned long ramrod_flags) +static int bnx2x_set_q_rx_mode(struct bnx2x *bp, u8 cl_id, + unsigned long rx_mode_flags, + unsigned long rx_accept_flags, + unsigned long tx_accept_flags, + unsigned long ramrod_flags) { struct bnx2x_rx_mode_ramrod_params ramrod_param; int rc; @@ -5784,7 +6069,7 @@ static int bnx2x_fill_accept_flags(struct bnx2x *bp, u32 rx_mode, break; case BNX2X_RX_MODE_PROMISC: - /* According to deffinition of SI mode, iface in promisc mode + /* According to definition of SI mode, iface in promisc mode * should receive matched and unmatched (in resolution of port) * unicast packets. */ @@ -5818,7 +6103,7 @@ static int bnx2x_fill_accept_flags(struct bnx2x *bp, u32 rx_mode, } /* called with netif_addr_lock_bh() */ -int bnx2x_set_storm_rx_mode(struct bnx2x *bp) +static int bnx2x_set_storm_rx_mode(struct bnx2x *bp) { unsigned long rx_mode_flags = 0, ramrod_flags = 0; unsigned long rx_accept_flags = 0, tx_accept_flags = 0; @@ -5845,18 +6130,6 @@ static void bnx2x_init_internal_common(struct bnx2x *bp) { int i; - if (IS_MF_SI(bp)) - /* - * In switch independent mode, the TSTORM needs to accept - * packets that failed classification, since approximate match - * mac addresses aren't written to NIG LLH - */ - REG_WR8(bp, BAR_TSTRORM_INTMEM + - TSTORM_ACCEPT_CLASSIFY_FAILED_OFFSET, 2); - else if (!CHIP_IS_E1(bp)) /* 57710 doesn't support MF */ - REG_WR8(bp, BAR_TSTRORM_INTMEM + - TSTORM_ACCEPT_CLASSIFY_FAILED_OFFSET, 0); - /* Zero this manually as its initialization is currently missing in the initTool */ for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++) @@ -5927,7 +6200,7 @@ static void bnx2x_init_eth_fp(struct bnx2x *bp, int fp_idx) /* init shortcut */ fp->ustorm_rx_prods_offset = bnx2x_rx_ustorm_prods_offset(fp); - /* Setup SB indicies */ + /* Setup SB indices */ fp->rx_cons_sb = BNX2X_RX_SB_INDEX; /* Configure Queue State object */ @@ -5983,6 +6256,8 @@ static void bnx2x_init_tx_ring_one(struct bnx2x_fp_txdata *txdata) BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); } + *txdata->tx_cons_sb = cpu_to_le16(0); + SET_FLAG(txdata->tx_db.data.header.header, DOORBELL_HDR_DB_TYPE, 1); txdata->tx_db.data.zero_fill1 = 0; txdata->tx_db.data.prod = 0; @@ -6001,6 +6276,7 @@ static void bnx2x_init_tx_rings_cnic(struct bnx2x *bp) for_each_tx_queue_cnic(bp, i) bnx2x_init_tx_ring_one(bp->fp[i].txdata_ptr[0]); } + static void bnx2x_init_tx_rings(struct bnx2x *bp) { int i; @@ -6011,6 +6287,47 @@ static void bnx2x_init_tx_rings(struct bnx2x *bp) bnx2x_init_tx_ring_one(bp->fp[i].txdata_ptr[cos]); } +static void bnx2x_init_fcoe_fp(struct bnx2x *bp) +{ + struct bnx2x_fastpath *fp = bnx2x_fcoe_fp(bp); + unsigned long q_type = 0; + + bnx2x_fcoe(bp, rx_queue) = BNX2X_NUM_ETH_QUEUES(bp); + bnx2x_fcoe(bp, cl_id) = bnx2x_cnic_eth_cl_id(bp, + BNX2X_FCOE_ETH_CL_ID_IDX); + bnx2x_fcoe(bp, cid) = BNX2X_FCOE_ETH_CID(bp); + bnx2x_fcoe(bp, fw_sb_id) = DEF_SB_ID; + bnx2x_fcoe(bp, igu_sb_id) = bp->igu_dsb_id; + bnx2x_fcoe(bp, rx_cons_sb) = BNX2X_FCOE_L2_RX_INDEX; + bnx2x_init_txdata(bp, bnx2x_fcoe(bp, txdata_ptr[0]), + fp->cid, FCOE_TXQ_IDX(bp), BNX2X_FCOE_L2_TX_INDEX, + fp); + + DP(NETIF_MSG_IFUP, "created fcoe tx data (fp index %d)\n", fp->index); + + /* qZone id equals to FW (per path) client id */ + bnx2x_fcoe(bp, cl_qzone_id) = bnx2x_fp_qzone_id(fp); + /* init shortcut */ + bnx2x_fcoe(bp, ustorm_rx_prods_offset) = + bnx2x_rx_ustorm_prods_offset(fp); + + /* Configure Queue State object */ + __set_bit(BNX2X_Q_TYPE_HAS_RX, &q_type); + __set_bit(BNX2X_Q_TYPE_HAS_TX, &q_type); + + /* No multi-CoS for FCoE L2 client */ + BUG_ON(fp->max_cos != 1); + + bnx2x_init_queue_obj(bp, &bnx2x_sp_obj(bp, fp).q_obj, fp->cl_id, + &fp->cid, 1, BP_FUNC(bp), bnx2x_sp(bp, q_rdata), + bnx2x_sp_mapping(bp, q_rdata), q_type); + + DP(NETIF_MSG_IFUP, + "queue[%d]: bnx2x_init_sb(%p,%p) cl_id %d fw_sb %d igu_sb %d\n", + fp->index, bp, fp->status_blk.e2_sb, fp->cl_id, fp->fw_sb_id, + fp->igu_sb_id); +} + void bnx2x_nic_init_cnic(struct bnx2x *bp) { if (!NO_FCOE(bp)) @@ -6043,11 +6360,6 @@ void bnx2x_pre_irq_nic_init(struct bnx2x *bp) bnx2x_init_rx_rings(bp); bnx2x_init_tx_rings(bp); - if (IS_VF(bp)) { - bnx2x_memset_stats(bp); - return; - } - if (IS_PF(bp)) { /* Initialize MOD_ABS interrupts */ bnx2x_init_mod_abs_int(bp, &bp->link_vars, bp->common.chip_id, @@ -6058,6 +6370,8 @@ void bnx2x_pre_irq_nic_init(struct bnx2x *bp) bnx2x_init_def_sb(bp); bnx2x_update_dsb_idx(bp); bnx2x_init_sp_ring(bp); + } else { + bnx2x_memset_stats(bp); } } @@ -6236,7 +6550,7 @@ static int bnx2x_int_mem_test(struct bnx2x *bp) if (val == 0x10) break; - msleep(10); + usleep_range(10000, 20000); count--; } if (val != 0x10) { @@ -6251,7 +6565,7 @@ static int bnx2x_int_mem_test(struct bnx2x *bp) if (val == 1) break; - msleep(10); + usleep_range(10000, 20000); count--; } if (val != 0x1) { @@ -6292,7 +6606,7 @@ static int bnx2x_int_mem_test(struct bnx2x *bp) if (val == 0xb0) break; - msleep(10); + usleep_range(10000, 20000); count--; } if (val != 0xb0) { @@ -6681,7 +6995,7 @@ static int bnx2x_init_hw_common(struct bnx2x *bp) * stay set) * f. If this is VNIC 3 of a port then also init * first_timers_ilt_entry to zero and last_timers_ilt_entry - * to the last enrty in the ILT. + * to the last entry in the ILT. * * Notes: * Currently the PF error in the PGLC is non recoverable. @@ -6772,7 +7086,6 @@ static int bnx2x_init_hw_common(struct bnx2x *bp) bnx2x_init_block(bp, BLOCK_QM, PHASE_COMMON); - /* QM queues pointers table */ bnx2x_qm_init_ptr_table(bp, bp->qm_cid_count, INITOP_SET); @@ -6784,7 +7097,7 @@ static int bnx2x_init_hw_common(struct bnx2x *bp) bnx2x_init_block(bp, BLOCK_TM, PHASE_COMMON); bnx2x_init_block(bp, BLOCK_DORQ, PHASE_COMMON); - REG_WR(bp, DORQ_REG_DPM_CID_OFST, BNX2X_DB_SHIFT); + if (!CHIP_REV_IS_SLOW(bp)) /* enable hw interrupt from doorbell Q */ REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); @@ -7011,8 +7324,7 @@ static int bnx2x_init_hw_port(struct bnx2x *bp) int port = BP_PORT(bp); int init_phase = port ? PHASE_PORT1 : PHASE_PORT0; u32 low, high; - u32 val; - + u32 val, reg; DP(NETIF_MSG_HW, "starting port init port %d\n", port); @@ -7078,7 +7390,6 @@ static int bnx2x_init_hw_port(struct bnx2x *bp) BRB1_REG_MAC_GUARANTIED_1 : BRB1_REG_MAC_GUARANTIED_0), 40); - bnx2x_init_block(bp, BLOCK_PRS, init_phase); if (CHIP_IS_E3B0(bp)) { if (IS_MF_AFEX(bp)) { @@ -7150,14 +7461,25 @@ static int bnx2x_init_hw_port(struct bnx2x *bp) bnx2x_init_block(bp, BLOCK_MISC_AEU, init_phase); /* init aeu_mask_attn_func_0/1: - * - SF mode: bits 3-7 are masked. only bits 0-2 are in use - * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF + * - SF mode: bits 3-7 are masked. Only bits 0-2 are in use + * - MF mode: bit 3 is masked. Bits 0-2 are in use as in SF * bits 4-7 are used for "per vn group attention" */ val = IS_MF(bp) ? 0xF7 : 0x7; /* Enable DCBX attention for all but E1 */ val |= CHIP_IS_E1(bp) ? 0 : 0x10; REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, val); + /* SCPAD_PARITY should NOT trigger close the gates */ + reg = port ? MISC_REG_AEU_ENABLE4_NIG_1 : MISC_REG_AEU_ENABLE4_NIG_0; + REG_WR(bp, reg, + REG_RD(bp, reg) & + ~AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY); + + reg = port ? MISC_REG_AEU_ENABLE4_PXP_1 : MISC_REG_AEU_ENABLE4_PXP_0; + REG_WR(bp, reg, + REG_RD(bp, reg) & + ~AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY); + bnx2x_init_block(bp, BLOCK_NIG, init_phase); if (!CHIP_IS_E1x(bp)) { @@ -7275,7 +7597,6 @@ void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id, bool is_pf) while (!(REG_RD(bp, igu_addr_ack) & sb_bit) && --cnt) msleep(20); - if (!(REG_RD(bp, igu_addr_ack) & sb_bit)) { DP(NETIF_MSG_HW, "Unable to finish IGU cleanup: idu_sb_id %d offset %d bit %d (cnt %d)\n", @@ -7295,7 +7616,6 @@ static void bnx2x_clear_func_ilt(struct bnx2x *bp, u32 func) bnx2x_ilt_wr(bp, i, 0); } - static void bnx2x_init_searcher(struct bnx2x *bp) { int port = BP_PORT(bp); @@ -7331,7 +7651,6 @@ static int bnx2x_reset_nic_mode(struct bnx2x *bp) int rc, i, port = BP_PORT(bp); int vlan_en = 0, mac_en[NUM_MACS]; - /* Close input from network */ if (bp->mf_mode == SINGLE_FUNCTION) { bnx2x_set_rx_filter(&bp->link_params, 0); @@ -7406,7 +7725,7 @@ int bnx2x_init_hw_func_cnic(struct bnx2x *bp) bnx2x_ilt_init_op_cnic(bp, INITOP_SET); if (CONFIGURE_NIC_MODE(bp)) { - /* Configrue searcher as part of function hw init */ + /* Configure searcher as part of function hw init */ bnx2x_init_searcher(bp); /* Reset NIC mode */ @@ -7479,8 +7798,7 @@ static int bnx2x_init_hw_func(struct bnx2x *bp) } else { /* Set NIC mode */ REG_WR(bp, PRS_REG_NIC_MODE, 1); - DP(NETIF_MSG_IFUP, "NIC MODE configrued\n"); - + DP(NETIF_MSG_IFUP, "NIC MODE configured\n"); } if (!CHIP_IS_E1x(bp)) { @@ -7542,6 +7860,7 @@ static int bnx2x_init_hw_func(struct bnx2x *bp) bnx2x_init_block(bp, BLOCK_TM, init_phase); bnx2x_init_block(bp, BLOCK_DORQ, init_phase); + REG_WR(bp, DORQ_REG_MODE_ACT, 1); /* no dpm */ bnx2x_iov_init_dq(bp); @@ -7677,7 +7996,7 @@ static int bnx2x_init_hw_func(struct bnx2x *bp) } bnx2x_igu_clear_sb(bp, bp->igu_dsb_id); - /* !!! these should become driver const once + /* !!! These should become driver const once rf-tool supports split-68 const */ REG_WR(bp, IGU_REG_SB_INT_BEFORE_MASK_LSB, 0); REG_WR(bp, IGU_REG_SB_INT_BEFORE_MASK_MSB, 0); @@ -7734,7 +8053,6 @@ static int bnx2x_init_hw_func(struct bnx2x *bp) return 0; } - void bnx2x_free_mem_cnic(struct bnx2x *bp) { bnx2x_ilt_mem_op_cnic(bp, ILT_MEMOP_FREE); @@ -7753,12 +8071,15 @@ void bnx2x_free_mem(struct bnx2x *bp) { int i; - BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping, - sizeof(struct host_sp_status_block)); - BNX2X_PCI_FREE(bp->fw_stats, bp->fw_stats_mapping, bp->fw_stats_data_sz + bp->fw_stats_req_sz); + if (IS_VF(bp)) + return; + + BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping, + sizeof(struct host_sp_status_block)); + BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping, sizeof(struct bnx2x_slowpath)); @@ -7779,22 +8100,27 @@ void bnx2x_free_mem(struct bnx2x *bp) bnx2x_iov_free_mem(bp); } - int bnx2x_alloc_mem_cnic(struct bnx2x *bp) { - if (!CHIP_IS_E1x(bp)) + if (!CHIP_IS_E1x(bp)) { /* size = the status block + ramrod buffers */ - BNX2X_PCI_ALLOC(bp->cnic_sb.e2_sb, &bp->cnic_sb_mapping, - sizeof(struct host_hc_status_block_e2)); - else - BNX2X_PCI_ALLOC(bp->cnic_sb.e1x_sb, - &bp->cnic_sb_mapping, - sizeof(struct - host_hc_status_block_e1x)); + bp->cnic_sb.e2_sb = BNX2X_PCI_ALLOC(&bp->cnic_sb_mapping, + sizeof(struct host_hc_status_block_e2)); + if (!bp->cnic_sb.e2_sb) + goto alloc_mem_err; + } else { + bp->cnic_sb.e1x_sb = BNX2X_PCI_ALLOC(&bp->cnic_sb_mapping, + sizeof(struct host_hc_status_block_e1x)); + if (!bp->cnic_sb.e1x_sb) + goto alloc_mem_err; + } - if (CONFIGURE_NIC_MODE(bp) && !bp->t2) - /* allocate searcher T2 table, as it wan't allocated before */ - BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, SRC_T2_SZ); + if (CONFIGURE_NIC_MODE(bp) && !bp->t2) { + /* allocate searcher T2 table, as it wasn't allocated before */ + bp->t2 = BNX2X_PCI_ALLOC(&bp->t2_mapping, SRC_T2_SZ); + if (!bp->t2) + goto alloc_mem_err; + } /* write address to which L5 should insert its values */ bp->cnic_eth_dev.addr_drv_info_to_mcp = @@ -7815,15 +8141,22 @@ int bnx2x_alloc_mem(struct bnx2x *bp) { int i, allocated, context_size; - if (!CONFIGURE_NIC_MODE(bp) && !bp->t2) + if (!CONFIGURE_NIC_MODE(bp) && !bp->t2) { /* allocate searcher T2 table */ - BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, SRC_T2_SZ); + bp->t2 = BNX2X_PCI_ALLOC(&bp->t2_mapping, SRC_T2_SZ); + if (!bp->t2) + goto alloc_mem_err; + } - BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping, - sizeof(struct host_sp_status_block)); + bp->def_status_blk = BNX2X_PCI_ALLOC(&bp->def_status_blk_mapping, + sizeof(struct host_sp_status_block)); + if (!bp->def_status_blk) + goto alloc_mem_err; - BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping, - sizeof(struct bnx2x_slowpath)); + bp->slowpath = BNX2X_PCI_ALLOC(&bp->slowpath_mapping, + sizeof(struct bnx2x_slowpath)); + if (!bp->slowpath) + goto alloc_mem_err; /* Allocate memory for CDU context: * This memory is allocated separately and not in the generic ILT @@ -7843,12 +8176,16 @@ int bnx2x_alloc_mem(struct bnx2x *bp) for (i = 0, allocated = 0; allocated < context_size; i++) { bp->context[i].size = min(CDU_ILT_PAGE_SZ, (context_size - allocated)); - BNX2X_PCI_ALLOC(bp->context[i].vcxt, - &bp->context[i].cxt_mapping, - bp->context[i].size); + bp->context[i].vcxt = BNX2X_PCI_ALLOC(&bp->context[i].cxt_mapping, + bp->context[i].size); + if (!bp->context[i].vcxt) + goto alloc_mem_err; allocated += bp->context[i].size; } - BNX2X_ALLOC(bp->ilt->lines, sizeof(struct ilt_line) * ILT_MAX_LINES); + bp->ilt->lines = kcalloc(ILT_MAX_LINES, sizeof(struct ilt_line), + GFP_KERNEL); + if (!bp->ilt->lines) + goto alloc_mem_err; if (bnx2x_ilt_mem_op(bp, ILT_MEMOP_ALLOC)) goto alloc_mem_err; @@ -7857,11 +8194,15 @@ int bnx2x_alloc_mem(struct bnx2x *bp) goto alloc_mem_err; /* Slow path ring */ - BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE); + bp->spq = BNX2X_PCI_ALLOC(&bp->spq_mapping, BCM_PAGE_SIZE); + if (!bp->spq) + goto alloc_mem_err; /* EQ */ - BNX2X_PCI_ALLOC(bp->eq_ring, &bp->eq_mapping, - BCM_PAGE_SIZE * NUM_EQ_PAGES); + bp->eq_ring = BNX2X_PCI_ALLOC(&bp->eq_mapping, + BCM_PAGE_SIZE * NUM_EQ_PAGES); + if (!bp->eq_ring) + goto alloc_mem_err; return 0; @@ -7959,7 +8300,10 @@ int bnx2x_set_eth_mac(struct bnx2x *bp, bool set) int bnx2x_setup_leading(struct bnx2x *bp) { - return bnx2x_setup_queue(bp, &bp->fp[0], 1); + if (IS_PF(bp)) + return bnx2x_setup_queue(bp, &bp->fp[0], true); + else /* VF */ + return bnx2x_vfpf_setup_q(bp, &bp->fp[0], true); } /** @@ -7973,8 +8317,10 @@ int bnx2x_set_int_mode(struct bnx2x *bp) { int rc = 0; - if (IS_VF(bp) && int_mode != BNX2X_INT_MODE_MSIX) + if (IS_VF(bp) && int_mode != BNX2X_INT_MODE_MSIX) { + BNX2X_ERR("VF not loaded since interrupt mode not msix\n"); return -EINVAL; + } switch (int_mode) { case BNX2X_INT_MODE_MSIX: @@ -8068,7 +8414,6 @@ void bnx2x_ilt_set_info(struct bnx2x *bp) ilt_client->page_size, ilt_client->flags, ilog2(ilt_client->page_size >> 12)); - } if (CNIC_SUPPORT(bp)) { @@ -8124,7 +8469,6 @@ void bnx2x_ilt_set_info(struct bnx2x *bp) static void bnx2x_pf_q_prep_init(struct bnx2x *bp, struct bnx2x_fastpath *fp, struct bnx2x_queue_init_params *init_params) { - u8 cos; int cxt_index, cxt_offset; @@ -8133,7 +8477,7 @@ static void bnx2x_pf_q_prep_init(struct bnx2x *bp, __set_bit(BNX2X_Q_FLG_HC, &init_params->rx.flags); __set_bit(BNX2X_Q_FLG_HC, &init_params->tx.flags); - /* If HC is supporterd, enable host coalescing in the transition + /* If HC is supported, enable host coalescing in the transition * to INIT state. */ __set_bit(BNX2X_Q_FLG_HC_EN, &init_params->rx.flags); @@ -8205,7 +8549,6 @@ static int bnx2x_setup_tx_only(struct bnx2x *bp, struct bnx2x_fastpath *fp, return bnx2x_queue_state_change(bp, q_params); } - /** * bnx2x_setup_queue - setup queue * @@ -8254,7 +8597,6 @@ int bnx2x_setup_queue(struct bnx2x *bp, struct bnx2x_fastpath *fp, DP(NETIF_MSG_IFUP, "init complete\n"); - /* Now move the Queue to the SETUP state... */ memset(setup_params, 0, sizeof(*setup_params)); @@ -8315,7 +8657,6 @@ static int bnx2x_stop_queue(struct bnx2x *bp, int index) /* We want to wait for completion in this context */ __set_bit(RAMROD_COMP_WAIT, &q_params.ramrod_flags); - /* close tx-only connections */ for (tx_index = FIRST_TX_ONLY_COS_INDEX; tx_index < fp->max_cos; @@ -8369,7 +8710,6 @@ static int bnx2x_stop_queue(struct bnx2x *bp, int index) return bnx2x_queue_state_change(bp, &q_params); } - static void bnx2x_reset_func(struct bnx2x *bp) { int port = BP_PORT(bp); @@ -8422,7 +8762,7 @@ static void bnx2x_reset_func(struct bnx2x *bp) * scan to complete */ for (i = 0; i < 200; i++) { - msleep(10); + usleep_range(10000, 20000); if (!REG_RD(bp, TM_REG_LIN0_SCAN_ON + port*4)) break; } @@ -8548,6 +8888,7 @@ u32 bnx2x_send_unload_req(struct bnx2x *bp, int unload_mode) else if (bp->wol) { u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; u8 *mac_addr = bp->dev->dev_addr; + struct pci_dev *pdev = bp->pdev; u32 val; u16 pmc; @@ -8564,9 +8905,9 @@ u32 bnx2x_send_unload_req(struct bnx2x *bp, int unload_mode) EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); /* Enable the PME and clear the status */ - pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmc); + pci_read_config_word(pdev, pdev->pm_cap + PCI_PM_CTRL, &pmc); pmc |= PCI_PM_CTRL_PME_ENABLE | PCI_PM_CTRL_PME_STATUS; - pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, pmc); + pci_write_config_word(pdev, pdev->pm_cap + PCI_PM_CTRL, pmc); reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; @@ -8580,16 +8921,16 @@ u32 bnx2x_send_unload_req(struct bnx2x *bp, int unload_mode) int path = BP_PATH(bp); DP(NETIF_MSG_IFDOWN, "NO MCP - load counts[%d] %d, %d, %d\n", - path, load_count[path][0], load_count[path][1], - load_count[path][2]); - load_count[path][0]--; - load_count[path][1 + port]--; + path, bnx2x_load_count[path][0], bnx2x_load_count[path][1], + bnx2x_load_count[path][2]); + bnx2x_load_count[path][0]--; + bnx2x_load_count[path][1 + port]--; DP(NETIF_MSG_IFDOWN, "NO MCP - new load counts[%d] %d, %d, %d\n", - path, load_count[path][0], load_count[path][1], - load_count[path][2]); - if (load_count[path][0] == 0) + path, bnx2x_load_count[path][0], bnx2x_load_count[path][1], + bnx2x_load_count[path][2]); + if (bnx2x_load_count[path][0] == 0) reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON; - else if (load_count[path][1 + port] == 0) + else if (bnx2x_load_count[path][1 + port] == 0) reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT; else reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION; @@ -8623,14 +8964,14 @@ static int bnx2x_func_wait_started(struct bnx2x *bp) /* * (assumption: No Attention from MCP at this stage) - * PMF probably in the middle of TXdisable/enable transaction + * PMF probably in the middle of TX disable/enable transaction * 1. Sync IRS for default SB - * 2. Sync SP queue - this guarantes us that attention handling started - * 3. Wait, that TXdisable/enable transaction completes + * 2. Sync SP queue - this guarantees us that attention handling started + * 3. Wait, that TX disable/enable transaction completes * - * 1+2 guranty that if DCBx attention was scheduled it already changed - * pending bit of transaction from STARTED-->TX_STOPPED, if we alredy - * received complettion for the transaction the state is TX_STOPPED. + * 1+2 guarantee that if DCBx attention was scheduled it already changed + * pending bit of transaction from STARTED-->TX_STOPPED, if we already + * received completion for the transaction the state is TX_STOPPED. * State will return to STARTED after completion of TX_STOPPED-->STARTED * transaction. */ @@ -8642,6 +8983,7 @@ static int bnx2x_func_wait_started(struct bnx2x *bp) synchronize_irq(bp->pdev->irq); flush_workqueue(bnx2x_wq); + flush_workqueue(bnx2x_iov_wq); while (bnx2x_func_get_state(bp, &bp->func_obj) != BNX2X_F_STATE_STARTED && tout--) @@ -8660,7 +9002,7 @@ static int bnx2x_func_wait_started(struct bnx2x *bp) struct bnx2x_func_state_params func_params = {NULL}; DP(NETIF_MSG_IFDOWN, - "Hmmm... unexpected function state! Forcing STARTED-->TX_ST0PPED-->STARTED\n"); + "Hmmm... Unexpected function state! Forcing STARTED-->TX_ST0PPED-->STARTED\n"); func_params.f_obj = &bp->func_obj; __set_bit(RAMROD_DRV_CLR_ONLY, @@ -8740,7 +9082,6 @@ void bnx2x_chip_cleanup(struct bnx2x *bp, int unload_mode, bool keep_link) bnx2x_iov_chip_cleanup(bp); - /* * Send the UNLOAD_REQUEST to the MCP. This will return if * this function should perform FUNC, PORT or COMMON HW @@ -8750,7 +9091,7 @@ void bnx2x_chip_cleanup(struct bnx2x *bp, int unload_mode, bool keep_link) /* * (assumption: No Attention from MCP at this stage) - * PMF probably in the middle of TXdisable/enable transaction + * PMF probably in the middle of TX disable/enable transaction */ rc = bnx2x_func_wait_started(bp); if (rc) { @@ -8813,7 +9154,6 @@ unload_error: if (rc) BNX2X_ERR("HW_RESET failed\n"); - /* Report UNLOAD_DONE to MCP */ bnx2x_send_unload_done(bp, keep_link); } @@ -9179,7 +9519,6 @@ static int bnx2x_process_kill(struct bnx2x *bp, bool global) if (!CHIP_IS_E1x(bp) && bnx2x_er_poll_igu_vq(bp)) return -EAGAIN; - /* TBD: Indicate that "process kill" is in progress to MCP */ /* Clear "unprepared" bit */ @@ -9207,6 +9546,10 @@ static int bnx2x_process_kill(struct bnx2x *bp, bool global) bnx2x_process_kill_chip_reset(bp, global); barrier(); + /* clear errors in PGB */ + if (!CHIP_IS_E1x(bp)) + REG_WR(bp, PGLUE_B_REG_LATCHED_ERRORS_CLR, 0x7f); + /* Recover after reset: */ /* MCP */ if (global && bnx2x_reset_mcp_comp(bp, val)) @@ -9367,7 +9710,7 @@ static void bnx2x_parity_recover(struct bnx2x *bp) * the first leader that performs a * leader_reset() reset the global blocks in * order to clear global attentions. Otherwise - * the the gates will remain closed for that + * the gates will remain closed for that * engine. */ if (load_status || @@ -9480,14 +9823,12 @@ static void bnx2x_sp_rtnl_task(struct work_struct *work) return; } - /* if stop on error is defined no recovery flows should be executed */ + if (unlikely(bp->recovery_state != BNX2X_RECOVERY_DONE)) { #ifdef BNX2X_STOP_ON_ERROR - BNX2X_ERR("recovery flow called but STOP_ON_ERROR defined so reset not done to allow debug dump,\n" - "you will need to reboot when done\n"); - goto sp_rtnl_not_reset; + BNX2X_ERR("recovery flow called but STOP_ON_ERROR defined so reset not done to allow debug dump,\n" + "you will need to reboot when done\n"); + goto sp_rtnl_not_reset; #endif - - if (unlikely(bp->recovery_state != BNX2X_RECOVERY_DONE)) { /* * Clear all pending SP commands as we are going to reset the * function anyway. @@ -9502,6 +9843,12 @@ static void bnx2x_sp_rtnl_task(struct work_struct *work) } if (test_and_clear_bit(BNX2X_SP_RTNL_TX_TIMEOUT, &bp->sp_rtnl_state)) { +#ifdef BNX2X_STOP_ON_ERROR + BNX2X_ERR("recovery flow called but STOP_ON_ERROR defined so reset not done to allow debug dump,\n" + "you will need to reboot when done\n"); + goto sp_rtnl_not_reset; +#endif + /* * Clear all pending SP commands as we are going to reset the * function anyway. @@ -9540,18 +9887,32 @@ sp_rtnl_not_reset: "sending set mcast vf pf channel message from rtnl sp-task\n"); bnx2x_vfpf_set_mcast(bp->dev); } + if (test_and_clear_bit(BNX2X_SP_RTNL_VFPF_CHANNEL_DOWN, + &bp->sp_rtnl_state)){ + if (!test_bit(__LINK_STATE_NOCARRIER, &bp->dev->state)) { + bnx2x_tx_disable(bp); + BNX2X_ERR("PF indicated channel is not servicable anymore. This means this VF device is no longer operational\n"); + } + } - if (test_and_clear_bit(BNX2X_SP_RTNL_VFPF_STORM_RX_MODE, - &bp->sp_rtnl_state)) { - DP(BNX2X_MSG_SP, - "sending set storm rx mode vf pf channel message from rtnl sp-task\n"); - bnx2x_vfpf_storm_rx_mode(bp); + if (test_and_clear_bit(BNX2X_SP_RTNL_RX_MODE, &bp->sp_rtnl_state)) { + DP(BNX2X_MSG_SP, "Handling Rx Mode setting\n"); + bnx2x_set_rx_mode_inner(bp); } if (test_and_clear_bit(BNX2X_SP_RTNL_HYPERVISOR_VLAN, &bp->sp_rtnl_state)) bnx2x_pf_set_vfs_vlan(bp); + if (test_and_clear_bit(BNX2X_SP_RTNL_TX_STOP, &bp->sp_rtnl_state)) { + bnx2x_dcbx_stop_hw_tx(bp); + bnx2x_dcbx_resume_hw_tx(bp); + } + + if (test_and_clear_bit(BNX2X_SP_RTNL_GET_DRV_VERSION, + &bp->sp_rtnl_state)) + bnx2x_update_mng_version(bp); + /* work which needs rtnl lock not-taken (as it takes the lock itself and * can be called from other contexts as well) */ @@ -9600,7 +9961,7 @@ period_task_exit: * Init service functions */ -u32 bnx2x_get_pretend_reg(struct bnx2x *bp) +static u32 bnx2x_get_pretend_reg(struct bnx2x *bp) { u32 base = PXP2_REG_PGL_PRETEND_FUNC_F0; u32 stride = PXP2_REG_PGL_PRETEND_FUNC_F1 - base; @@ -9647,7 +10008,6 @@ static void bnx2x_prev_unload_close_mac(struct bnx2x *bp, wb_data[0] &= ~BMAC_CONTROL_RX_ENABLE; REG_WR(bp, vals->bmac_addr, wb_data[0]); REG_WR(bp, vals->bmac_addr + 0x4, wb_data[1]); - } BNX2X_DEV_INFO("Disable emac Rx\n"); vals->emac_addr = NIG_REG_NIG_EMAC0_EN + BP_PORT(bp)*4; @@ -9681,7 +10041,6 @@ static void bnx2x_prev_unload_close_mac(struct bnx2x *bp, if (mac_stopped) msleep(20); - } #define BNX2X_PREV_UNDI_PROD_ADDR(p) (BAR_TSTRORM_INTMEM + 0x1508 + ((p) << 4)) @@ -9689,6 +10048,82 @@ static void bnx2x_prev_unload_close_mac(struct bnx2x *bp, #define BNX2X_PREV_UNDI_BD(val) ((val) >> 16 & 0xffff) #define BNX2X_PREV_UNDI_PROD(rcq, bd) ((bd) << 16 | (rcq)) +#define BCM_5710_UNDI_FW_MF_MAJOR (0x07) +#define BCM_5710_UNDI_FW_MF_MINOR (0x08) +#define BCM_5710_UNDI_FW_MF_VERS (0x05) +#define BNX2X_PREV_UNDI_MF_PORT(p) (BAR_TSTRORM_INTMEM + 0x150c + ((p) << 4)) +#define BNX2X_PREV_UNDI_MF_FUNC(f) (BAR_TSTRORM_INTMEM + 0x184c + ((f) << 4)) + +static bool bnx2x_prev_is_after_undi(struct bnx2x *bp) +{ + /* UNDI marks its presence in DORQ - + * it initializes CID offset for normal bell to 0x7 + */ + if (!(REG_RD(bp, MISC_REG_RESET_REG_1) & + MISC_REGISTERS_RESET_REG_1_RST_DORQ)) + return false; + + if (REG_RD(bp, DORQ_REG_NORM_CID_OFST) == 0x7) { + BNX2X_DEV_INFO("UNDI previously loaded\n"); + return true; + } + + return false; +} + +static bool bnx2x_prev_unload_undi_fw_supports_mf(struct bnx2x *bp) +{ + u8 major, minor, version; + u32 fw; + + /* Must check that FW is loaded */ + if (!(REG_RD(bp, MISC_REG_RESET_REG_1) & + MISC_REGISTERS_RESET_REG_1_RST_XSEM)) { + BNX2X_DEV_INFO("XSEM is reset - UNDI MF FW is not loaded\n"); + return false; + } + + /* Read Currently loaded FW version */ + fw = REG_RD(bp, XSEM_REG_PRAM); + major = fw & 0xff; + minor = (fw >> 0x8) & 0xff; + version = (fw >> 0x10) & 0xff; + BNX2X_DEV_INFO("Loaded FW: 0x%08x: Major 0x%02x Minor 0x%02x Version 0x%02x\n", + fw, major, minor, version); + + if (major > BCM_5710_UNDI_FW_MF_MAJOR) + return true; + + if ((major == BCM_5710_UNDI_FW_MF_MAJOR) && + (minor > BCM_5710_UNDI_FW_MF_MINOR)) + return true; + + if ((major == BCM_5710_UNDI_FW_MF_MAJOR) && + (minor == BCM_5710_UNDI_FW_MF_MINOR) && + (version >= BCM_5710_UNDI_FW_MF_VERS)) + return true; + + return false; +} + +static void bnx2x_prev_unload_undi_mf(struct bnx2x *bp) +{ + int i; + + /* Due to legacy (FW) code, the first function on each engine has a + * different offset macro from the rest of the functions. + * Setting this for all 8 functions is harmless regardless of whether + * this is actually a multi-function device. + */ + for (i = 0; i < 2; i++) + REG_WR(bp, BNX2X_PREV_UNDI_MF_PORT(i), 1); + + for (i = 2; i < 8; i++) + REG_WR(bp, BNX2X_PREV_UNDI_MF_FUNC(i - 2), 1); + + BNX2X_DEV_INFO("UNDI FW (MF) set to discard\n"); +} + static void bnx2x_prev_unload_undi_inc(struct bnx2x *bp, u8 port, u8 inc) { u16 rcq, bd; @@ -9758,7 +10193,7 @@ static int bnx2x_prev_path_mark_eeh(struct bnx2x *bp) static bool bnx2x_prev_is_path_marked(struct bnx2x *bp) { struct bnx2x_prev_path_list *tmp_list; - int rc = false; + bool rc = false; if (down_trylock(&bnx2x_prev_sem)) return false; @@ -9780,6 +10215,21 @@ static bool bnx2x_prev_is_path_marked(struct bnx2x *bp) return rc; } +bool bnx2x_port_after_undi(struct bnx2x *bp) +{ + struct bnx2x_prev_path_list *entry; + bool val; + + down(&bnx2x_prev_sem); + + entry = bnx2x_prev_path_get_entry(bp); + val = !!(entry && (entry->undi & (1 << BP_PORT(bp)))); + + up(&bnx2x_prev_sem); + + return val; +} + static int bnx2x_prev_mark_path(struct bnx2x *bp, bool after_undi) { struct bnx2x_prev_path_list *tmp_list; @@ -9835,11 +10285,8 @@ static int bnx2x_prev_mark_path(struct bnx2x *bp, bool after_undi) static int bnx2x_do_flr(struct bnx2x *bp) { - int i; - u16 status; struct pci_dev *dev = bp->pdev; - if (CHIP_IS_E1x(bp)) { BNX2X_DEV_INFO("FLR not supported in E1/E1H\n"); return -EINVAL; @@ -9852,20 +10299,8 @@ static int bnx2x_do_flr(struct bnx2x *bp) return -EINVAL; } - /* Wait for Transaction Pending bit clean */ - for (i = 0; i < 4; i++) { - if (i) - msleep((1 << (i - 1)) * 100); - - pcie_capability_read_word(dev, PCI_EXP_DEVSTA, &status); - if (!(status & PCI_EXP_DEVSTA_TRPND)) - goto clear; - } - - dev_err(&dev->dev, - "transaction is not cleared; proceeding with reset anyway\n"); - -clear: + if (!pci_wait_for_pending_transaction(dev)) + dev_err(&dev->dev, "transaction is not cleared; proceeding with reset anyway\n"); BNX2X_DEV_INFO("Initiating FLR\n"); bnx2x_fw_command(bp, DRV_MSG_CODE_INITIATE_FLR, 0); @@ -9885,11 +10320,15 @@ static int bnx2x_prev_unload_uncommon(struct bnx2x *bp) BNX2X_DEV_INFO("Path is unmarked\n"); + /* Cannot proceed with FLR if UNDI is loaded, since FW does not match */ + if (bnx2x_prev_is_after_undi(bp)) + goto out; + /* If function has FLR capabilities, and existing FW version matches * the one required, then FLR will be sufficient to clean any residue * left by previous driver */ - rc = bnx2x_nic_load_analyze_req(bp, FW_MSG_CODE_DRV_LOAD_FUNCTION); + rc = bnx2x_compare_fw_ver(bp, FW_MSG_CODE_DRV_LOAD_FUNCTION, false); if (!rc) { /* fw version is good */ @@ -9905,6 +10344,7 @@ static int bnx2x_prev_unload_uncommon(struct bnx2x *bp) BNX2X_DEV_INFO("Could not FLR\n"); +out: /* Close the MCP request, return failure*/ rc = bnx2x_prev_mcp_done(bp); if (!rc) @@ -9935,6 +10375,7 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp) /* Reset should be performed after BRB is emptied */ if (reset_reg & MISC_REGISTERS_RESET_REG_1_RST_BRB1) { u32 timer_count = 1000; + bool need_write = true; /* Close the MAC Rx to prevent BRB from filling up */ bnx2x_prev_unload_close_mac(bp, &mac_vals); @@ -9942,19 +10383,13 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp) /* close LLH filters towards the BRB */ bnx2x_set_rx_filter(&bp->link_params, 0); - /* Check if the UNDI driver was previously loaded - * UNDI driver initializes CID offset for normal bell to 0x7 - */ - if (reset_reg & MISC_REGISTERS_RESET_REG_1_RST_DORQ) { - tmp_reg = REG_RD(bp, DORQ_REG_NORM_CID_OFST); - if (tmp_reg == 0x7) { - BNX2X_DEV_INFO("UNDI previously loaded\n"); - prev_undi = true; - /* clear the UNDI indication */ - REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0); - /* clear possible idle check errors */ - REG_RD(bp, NIG_REG_NIG_INT_STS_CLR_0); - } + /* Check if the UNDI driver was previously loaded */ + if (bnx2x_prev_is_after_undi(bp)) { + prev_undi = true; + /* clear the UNDI indication */ + REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0); + /* clear possible idle check errors */ + REG_RD(bp, NIG_REG_NIG_INT_STS_CLR_0); } if (!CHIP_IS_E1x(bp)) /* block FW from writing to host */ @@ -9977,16 +10412,25 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp) else timer_count--; - /* If UNDI resides in memory, manually increment it */ - if (prev_undi) + /* New UNDI FW supports MF and contains better + * cleaning methods - might be redundant but harmless. + */ + if (bnx2x_prev_unload_undi_fw_supports_mf(bp)) { + if (need_write) { + bnx2x_prev_unload_undi_mf(bp); + need_write = false; + } + } else if (prev_undi) { + /* If UNDI resides in memory, + * manually increment it + */ bnx2x_prev_unload_undi_inc(bp, BP_PORT(bp), 1); - + } udelay(10); } if (!timer_count) BNX2X_ERR("Failed to empty BRB, hope for the best\n"); - } /* No packets are in the pipeline, path is ready for reset */ @@ -10036,7 +10480,6 @@ static int bnx2x_prev_unload(struct bnx2x *bp) { int time_counter = 10; u32 rc, fw, hw_lock_reg, hw_lock_val; - struct bnx2x_prev_path_list *prev_list; BNX2X_DEV_INFO("Entering Previous Unload Flow\n"); /* clear hw from errors which may have resulted from an interrupted @@ -10049,7 +10492,7 @@ static int bnx2x_prev_unload(struct bnx2x *bp) (MISC_REG_DRIVER_CONTROL_1 + BP_FUNC(bp) * 8) : (MISC_REG_DRIVER_CONTROL_7 + (BP_FUNC(bp) - 6) * 8); - hw_lock_val = (REG_RD(bp, hw_lock_reg)); + hw_lock_val = REG_RD(bp, hw_lock_reg); if (hw_lock_val) { if (hw_lock_val & HW_LOCK_RESOURCE_NVRAM) { BNX2X_DEV_INFO("Release Previously held NVRAM lock\n"); @@ -10064,7 +10507,7 @@ static int bnx2x_prev_unload(struct bnx2x *bp) if (MCPR_ACCESS_LOCK_LOCK & REG_RD(bp, MCP_REG_MCPR_ACCESS_LOCK)) { BNX2X_DEV_INFO("Release previously held alr\n"); - REG_WR(bp, MCP_REG_MCPR_ACCESS_LOCK, 0); + bnx2x_release_alr(bp); } do { @@ -10093,7 +10536,7 @@ static int bnx2x_prev_unload(struct bnx2x *bp) break; } - /* non-common reply from MCP night require looping */ + /* non-common reply from MCP might require looping */ rc = bnx2x_prev_unload_uncommon(bp); if (rc != BNX2X_PREV_WAIT_NEEDED) break; @@ -10102,13 +10545,12 @@ static int bnx2x_prev_unload(struct bnx2x *bp) } while (--time_counter); if (!time_counter || rc) { - BNX2X_ERR("Failed unloading previous driver, aborting\n"); - rc = -EBUSY; + BNX2X_DEV_INFO("Unloading previous driver did not occur, Possibly due to MF UNDI\n"); + rc = -EPROBE_DEFER; } /* Mark function if its port was used to boot from SAN */ - prev_list = bnx2x_prev_path_get_entry(bp); - if (prev_list && (prev_list->undi & (1 << BP_PORT(bp)))) + if (bnx2x_port_after_undi(bp)) bp->link_params.feature_config_flags |= FEATURE_CONFIG_BOOT_FROM_SAN; @@ -10192,8 +10634,6 @@ static void bnx2x_get_common_hwinfo(struct bnx2x *bp) bnx2x_init_shmem(bp); - - bp->common.shmem2_base = REG_RD(bp, (BP_PATH(bp) ? MISC_REG_GENERIC_CR_1 : MISC_REG_GENERIC_CR_0)); @@ -10268,6 +10708,10 @@ static void bnx2x_get_common_hwinfo(struct bnx2x *bp) bp->flags |= (val >= REQ_BC_VER_4_DCBX_ADMIN_MSG_NON_PMF) ? BC_SUPPORTS_DCBX_MSG_NON_PMF : 0; + + bp->flags |= (val >= REQ_BC_VER_4_RMMOD_CMD) ? + BC_SUPPORTS_RMMOD_CMD : 0; + boot_mode = SHMEM_RD(bp, dev_info.port_feature_config[BP_PORT(bp)].mba_config) & PORT_FEATURE_MBA_BOOT_AGENT_TYPE_MASK; @@ -10286,7 +10730,7 @@ static void bnx2x_get_common_hwinfo(struct bnx2x *bp) break; } - pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc); + pci_read_config_word(bp->pdev, bp->pdev->pm_cap + PCI_PM_PMC, &pmc); bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG; BNX2X_DEV_INFO("%sWoL capable\n", @@ -10455,6 +10899,9 @@ static void bnx2x_link_settings_supported(struct bnx2x *bp, u32 switch_cfg) PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) bp->port.supported[idx] &= ~SUPPORTED_10000baseT_Full; + if (!(bp->link_params.speed_cap_mask[idx] & + PORT_HW_CFG_SPEED_CAPABILITY_D0_20G)) + bp->port.supported[idx] &= ~SUPPORTED_20000baseKR2_Full; } BNX2X_DEV_INFO("supported 0x%x 0x%x\n", bp->port.supported[0], @@ -10765,7 +11212,6 @@ void bnx2x_get_iscsi_info(struct bnx2x *bp) */ if (!bp->cnic_eth_dev.max_iscsi_conn) bp->flags |= no_flags; - } static void bnx2x_get_ext_wwn_info(struct bnx2x *bp, int func) @@ -10782,12 +11228,56 @@ static void bnx2x_get_ext_wwn_info(struct bnx2x *bp, int func) bp->cnic_eth_dev.fcoe_wwn_node_name_lo = MF_CFG_RD(bp, func_ext_config[func].fcoe_wwn_node_name_lower); } + +static int bnx2x_shared_fcoe_funcs(struct bnx2x *bp) +{ + u8 count = 0; + + if (IS_MF(bp)) { + u8 fid; + + /* iterate over absolute function ids for this path: */ + for (fid = BP_PATH(bp); fid < E2_FUNC_MAX * 2; fid += 2) { + if (IS_MF_SD(bp)) { + u32 cfg = MF_CFG_RD(bp, + func_mf_config[fid].config); + + if (!(cfg & FUNC_MF_CFG_FUNC_HIDE) && + ((cfg & FUNC_MF_CFG_PROTOCOL_MASK) == + FUNC_MF_CFG_PROTOCOL_FCOE)) + count++; + } else { + u32 cfg = MF_CFG_RD(bp, + func_ext_config[fid]. + func_cfg); + + if ((cfg & MACP_FUNC_CFG_FLAGS_ENABLED) && + (cfg & MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD)) + count++; + } + } + } else { /* SF */ + int port, port_cnt = CHIP_MODE_IS_4_PORT(bp) ? 2 : 1; + + for (port = 0; port < port_cnt; port++) { + u32 lic = SHMEM_RD(bp, + drv_lic_key[port].max_fcoe_conn) ^ + FW_ENCODE_32BIT_PATTERN; + if (lic) + count++; + } + } + + return count; +} + static void bnx2x_get_fcoe_info(struct bnx2x *bp) { int port = BP_PORT(bp); int func = BP_ABS_FUNC(bp); u32 max_fcoe_conn = FW_ENCODE_32BIT_PATTERN ^ SHMEM_RD(bp, drv_lic_key[port].max_fcoe_conn); + u8 num_fcoe_func = bnx2x_shared_fcoe_funcs(bp); if (!CNIC_SUPPORT(bp)) { bp->flags |= NO_FCOE_FLAG; @@ -10801,9 +11291,10 @@ static void bnx2x_get_fcoe_info(struct bnx2x *bp) /* Calculate the number of maximum allowed FCoE tasks */ bp->cnic_eth_dev.max_fcoe_exchanges = MAX_NUM_FCOE_TASKS_PER_ENGINE; - if (IS_MF(bp) || CHIP_MODE_IS_4_PORT(bp)) - bp->cnic_eth_dev.max_fcoe_exchanges /= - MAX_FCOE_FUNCS_PER_ENGINE; + + /* check if FCoE resources must be shared between different functions */ + if (num_fcoe_func) + bp->cnic_eth_dev.max_fcoe_exchanges /= num_fcoe_func; /* Read the WWN: */ if (!IS_MF(bp)) { @@ -10982,6 +11473,14 @@ static void bnx2x_get_mac_hwinfo(struct bnx2x *bp) bnx2x_get_cnic_mac_hwinfo(bp); } + if (!BP_NOMCP(bp)) { + /* Read physical port identifier from shmem */ + val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper); + val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower); + bnx2x_set_mac_buf(bp->phys_port_id, val, val2); + bp->flags |= HAS_PHYS_PORT_ID; + } + memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN); if (!bnx2x_is_valid_ether_addr(bp, bp->dev->dev_addr)) @@ -10996,6 +11495,9 @@ static bool bnx2x_get_dropless_info(struct bnx2x *bp) int tmp; u32 cfg; + if (IS_VF(bp)) + return 0; + if (IS_MF(bp) && !CHIP_IS_E1x(bp)) { /* Take function: tmp = func */ tmp = BP_ABS_FUNC(bp); @@ -11031,7 +11533,7 @@ static int bnx2x_get_hwinfo(struct bnx2x *bp) } else { bp->common.int_block = INT_BLOCK_IGU; - /* do not allow device reset during IGU info preocessing */ + /* do not allow device reset during IGU info processing */ bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_RESET); val = REG_RD(bp, IGU_REG_BLOCK_CONFIGURATION); @@ -11110,7 +11612,7 @@ static int bnx2x_get_hwinfo(struct bnx2x *bp) E1H_FUNC_MAX * sizeof(struct drv_func_mb); /* * get mf configuration: - * 1. existence of MF configuration + * 1. Existence of MF configuration * 2. MAC address must be legal (check only upper bytes) * for Switch-Independent mode; * OVLAN must be legal for Switch-Dependent mode @@ -11225,9 +11727,9 @@ static int bnx2x_get_hwinfo(struct bnx2x *bp) } } - /* adjust igu_sb_cnt to MF for E1x */ - if (CHIP_IS_E1x(bp) && IS_MF(bp)) - bp->igu_sb_cnt /= E1HVN_MAX; + /* adjust igu_sb_cnt to MF for E1H */ + if (CHIP_IS_E1H(bp) && IS_MF(bp)) + bp->igu_sb_cnt = min_t(u8, bp->igu_sb_cnt, E1H_MAX_MF_SB_COUNT); /* port info */ bnx2x_get_port_hwinfo(bp); @@ -11382,18 +11884,21 @@ static int bnx2x_init_bp(struct bnx2x *bp) mutex_init(&bp->port.phy_mutex); mutex_init(&bp->fw_mb_mutex); + mutex_init(&bp->drv_info_mutex); + bp->drv_info_mng_owner = false; spin_lock_init(&bp->stats_lock); - + sema_init(&bp->stats_sema, 1); INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task); INIT_DELAYED_WORK(&bp->sp_rtnl_task, bnx2x_sp_rtnl_task); INIT_DELAYED_WORK(&bp->period_task, bnx2x_period_task); + INIT_DELAYED_WORK(&bp->iov_task, bnx2x_iov_task); if (IS_PF(bp)) { rc = bnx2x_get_hwinfo(bp); if (rc) return rc; } else { - random_ether_addr(bp->dev->dev_addr); + eth_zero_addr(bp->dev->dev_addr); } bnx2x_set_modes_bitmap(bp); @@ -11414,10 +11919,13 @@ static int bnx2x_init_bp(struct bnx2x *bp) DRV_MSG_SEQ_NUMBER_MASK; BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); - bnx2x_prev_unload(bp); + rc = bnx2x_prev_unload(bp); + if (rc) { + bnx2x_free_mem_bp(bp); + return rc; + } } - if (CHIP_REV_IS_FPGA(bp)) dev_err(&bp->pdev->dev, "FPGA detected\n"); @@ -11426,6 +11934,8 @@ static int bnx2x_init_bp(struct bnx2x *bp) bp->disable_tpa = disable_tpa; bp->disable_tpa |= IS_MF_STORAGE_SD(bp) || IS_MF_FCOE_AFEX(bp); + /* Reduce memory usage in kdump environment by disabling TPA */ + bp->disable_tpa |= reset_devices; /* Set TPA flags */ if (bp->disable_tpa) { @@ -11489,18 +11999,21 @@ static int bnx2x_init_bp(struct bnx2x *bp) /* We need at least one default status block for slow-path events, * second status block for the L2 queue, and a third status block for - * CNIC if supproted. + * CNIC if supported. */ - if (CNIC_SUPPORT(bp)) + if (IS_VF(bp)) + bp->min_msix_vec_cnt = 1; + else if (CNIC_SUPPORT(bp)) bp->min_msix_vec_cnt = 3; - else + else /* PF w/o cnic */ bp->min_msix_vec_cnt = 2; BNX2X_DEV_INFO("bp->min_msix_vec_cnt %d", bp->min_msix_vec_cnt); + bp->dump_preset_idx = 1; + return rc; } - /**************************************************************************** * General service functions ****************************************************************************/ @@ -11513,9 +12026,6 @@ static int bnx2x_init_bp(struct bnx2x *bp) static int bnx2x_open(struct net_device *dev) { struct bnx2x *bp = netdev_priv(dev); - bool global = false; - int other_engine = BP_PATH(bp) ? 0 : 1; - bool other_load_status, load_status; int rc; bp->stats_init = true; @@ -11531,6 +12041,10 @@ static int bnx2x_open(struct net_device *dev) * Parity recovery is only relevant for PF driver. */ if (IS_PF(bp)) { + int other_engine = BP_PATH(bp) ? 0 : 1; + bool other_load_status, load_status; + bool global = false; + other_load_status = bnx2x_get_load_status(bp, other_engine); load_status = bnx2x_get_load_status(bp, BP_PATH(bp)); if (!bnx2x_reset_is_done(bp, BP_PATH(bp)) || @@ -11574,7 +12088,7 @@ static int bnx2x_open(struct net_device *dev) rc = bnx2x_nic_load(bp, LOAD_OPEN); if (rc) return rc; - return bnx2x_open_epilog(bp); + return 0; } /* called with rtnl_lock */ @@ -11585,9 +12099,6 @@ static int bnx2x_close(struct net_device *dev) /* Unload the driver, release IRQs */ bnx2x_nic_unload(bp, UNLOAD_CLOSE, false); - /* Power off */ - bnx2x_set_power_state(bp, PCI_D3hot); - return 0; } @@ -11596,7 +12107,7 @@ static int bnx2x_init_mcast_macs_list(struct bnx2x *bp, { int mc_count = netdev_mc_count(bp->dev); struct bnx2x_mcast_list_elem *mc_mac = - kzalloc(sizeof(*mc_mac) * mc_count, GFP_ATOMIC); + kcalloc(mc_count, sizeof(*mc_mac), GFP_ATOMIC); struct netdev_hw_addr *ha; if (!mc_mac) @@ -11709,43 +12220,51 @@ static int bnx2x_set_mc_list(struct bnx2x *bp) } /* If bp->state is OPEN, should be called with netif_addr_lock_bh() */ -void bnx2x_set_rx_mode(struct net_device *dev) +static void bnx2x_set_rx_mode(struct net_device *dev) { struct bnx2x *bp = netdev_priv(dev); - u32 rx_mode = BNX2X_RX_MODE_NORMAL; if (bp->state != BNX2X_STATE_OPEN) { DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); return; + } else { + /* Schedule an SP task to handle rest of change */ + bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_RX_MODE, + NETIF_MSG_IFUP); } +} + +void bnx2x_set_rx_mode_inner(struct bnx2x *bp) +{ + u32 rx_mode = BNX2X_RX_MODE_NORMAL; DP(NETIF_MSG_IFUP, "dev->flags = %x\n", bp->dev->flags); - if (dev->flags & IFF_PROMISC) + netif_addr_lock_bh(bp->dev); + + if (bp->dev->flags & IFF_PROMISC) { rx_mode = BNX2X_RX_MODE_PROMISC; - else if ((dev->flags & IFF_ALLMULTI) || - ((netdev_mc_count(dev) > BNX2X_MAX_MULTICAST) && - CHIP_IS_E1(bp))) + } else if ((bp->dev->flags & IFF_ALLMULTI) || + ((netdev_mc_count(bp->dev) > BNX2X_MAX_MULTICAST) && + CHIP_IS_E1(bp))) { rx_mode = BNX2X_RX_MODE_ALLMULTI; - else { + } else { if (IS_PF(bp)) { /* some multicasts */ if (bnx2x_set_mc_list(bp) < 0) rx_mode = BNX2X_RX_MODE_ALLMULTI; + /* release bh lock, as bnx2x_set_uc_list might sleep */ + netif_addr_unlock_bh(bp->dev); if (bnx2x_set_uc_list(bp) < 0) rx_mode = BNX2X_RX_MODE_PROMISC; + netif_addr_lock_bh(bp->dev); } else { /* configuring mcast to a vf involves sleeping (when we - * wait for the pf's response). Since this function is - * called from non sleepable context we must schedule - * a work item for this purpose + * wait for the pf's response). */ - smp_mb__before_clear_bit(); - set_bit(BNX2X_SP_RTNL_VFPF_MCAST, - &bp->sp_rtnl_state); - smp_mb__after_clear_bit(); - schedule_delayed_work(&bp->sp_rtnl_task, 0); + bnx2x_schedule_sp_rtnl(bp, + BNX2X_SP_RTNL_VFPF_MCAST, 0); } } @@ -11757,22 +12276,20 @@ void bnx2x_set_rx_mode(struct net_device *dev) /* Schedule the rx_mode command */ if (test_bit(BNX2X_FILTER_RX_MODE_PENDING, &bp->sp_state)) { set_bit(BNX2X_FILTER_RX_MODE_SCHED, &bp->sp_state); + netif_addr_unlock_bh(bp->dev); return; } if (IS_PF(bp)) { bnx2x_set_storm_rx_mode(bp); + netif_addr_unlock_bh(bp->dev); } else { - /* configuring rx mode to storms in a vf involves sleeping (when - * we wait for the pf's response). Since this function is - * called from non sleepable context we must schedule - * a work item for this purpose + /* VF will need to request the PF to make this change, and so + * the VF needs to release the bottom-half lock prior to the + * request (as it will likely require sleep on the VF side) */ - smp_mb__before_clear_bit(); - set_bit(BNX2X_SP_RTNL_VFPF_STORM_RX_MODE, - &bp->sp_rtnl_state); - smp_mb__after_clear_bit(); - schedule_delayed_work(&bp->sp_rtnl_task, 0); + netif_addr_unlock_bh(bp->dev); + bnx2x_vfpf_storm_rx_mode(bp); } } @@ -11852,6 +12369,10 @@ static int bnx2x_validate_addr(struct net_device *dev) { struct bnx2x *bp = netdev_priv(dev); + /* query the bulletin board for mac address configured by the PF */ + if (IS_VF(bp)) + bnx2x_sample_bulletin(bp); + if (!bnx2x_is_valid_ether_addr(bp, dev->dev_addr)) { BNX2X_ERR("Non-valid Ethernet address\n"); return -EADDRNOTAVAIL; @@ -11859,6 +12380,20 @@ static int bnx2x_validate_addr(struct net_device *dev) return 0; } +static int bnx2x_get_phys_port_id(struct net_device *netdev, + struct netdev_phys_port_id *ppid) +{ + struct bnx2x *bp = netdev_priv(netdev); + + if (!(bp->flags & HAS_PHYS_PORT_ID)) + return -EOPNOTSUPP; + + ppid->id_len = sizeof(bp->phys_port_id); + memcpy(ppid->id, bp->phys_port_id, ppid->id_len); + + return 0; +} + static const struct net_device_ops bnx2x_netdev_ops = { .ndo_open = bnx2x_open, .ndo_stop = bnx2x_close, @@ -11878,25 +12413,25 @@ static const struct net_device_ops bnx2x_netdev_ops = { .ndo_setup_tc = bnx2x_setup_tc, #ifdef CONFIG_BNX2X_SRIOV .ndo_set_vf_mac = bnx2x_set_vf_mac, - .ndo_set_vf_vlan = bnx2x_set_vf_vlan, + .ndo_set_vf_vlan = bnx2x_set_vf_vlan, .ndo_get_vf_config = bnx2x_get_vf_config, #endif #ifdef NETDEV_FCOE_WWNN .ndo_fcoe_get_wwn = bnx2x_fcoe_get_wwn, #endif + +#ifdef CONFIG_NET_RX_BUSY_POLL + .ndo_busy_poll = bnx2x_low_latency_recv, +#endif + .ndo_get_phys_port_id = bnx2x_get_phys_port_id, }; static int bnx2x_set_coherency_mask(struct bnx2x *bp) { struct device *dev = &bp->pdev->dev; - if (dma_set_mask(dev, DMA_BIT_MASK(64)) == 0) { - bp->flags |= USING_DAC_FLAG; - if (dma_set_coherent_mask(dev, DMA_BIT_MASK(64)) != 0) { - dev_err(dev, "dma_set_coherent_mask failed, aborting\n"); - return -EIO; - } - } else if (dma_set_mask(dev, DMA_BIT_MASK(32)) != 0) { + if (dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64)) != 0 && + dma_set_mask_and_coherent(dev, DMA_BIT_MASK(32)) != 0) { dev_err(dev, "System does not support DMA, aborting\n"); return -EIO; } @@ -11904,6 +12439,14 @@ static int bnx2x_set_coherency_mask(struct bnx2x *bp) return 0; } +static void bnx2x_disable_pcie_error_reporting(struct bnx2x *bp) +{ + if (bp->flags & AER_ENABLED) { + pci_disable_pcie_error_reporting(bp->pdev); + bp->flags &= ~AER_ENABLED; + } +} + static int bnx2x_init_dev(struct bnx2x *bp, struct pci_dev *pdev, struct net_device *dev, unsigned long board_type) { @@ -11959,8 +12502,7 @@ static int bnx2x_init_dev(struct bnx2x *bp, struct pci_dev *pdev, } if (IS_PF(bp)) { - bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); - if (bp->pm_cap == 0) { + if (!pdev->pm_cap) { dev_err(&bp->pdev->dev, "Cannot find power management capability, aborting\n"); rc = -EIO; @@ -12008,11 +12550,17 @@ static int bnx2x_init_dev(struct bnx2x *bp, struct pci_dev *pdev, } BNX2X_DEV_INFO("me reg PF num: %d\n", bp->pf_num); - bnx2x_set_power_state(bp, PCI_D0); - /* clean indirect addresses */ pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, PCICFG_VENDOR_ID_OFFSET); + + /* AER (Advanced Error reporting) configuration */ + rc = pci_enable_pcie_error_reporting(pdev); + if (!rc) + bp->flags |= AER_ENABLED; + else + BNX2X_DEV_INFO("Failed To configure PCIe AER [%d]\n", rc); + /* * Clean the following indirect addresses for all functions since it * is not used by the driver. @@ -12051,10 +12599,13 @@ static int bnx2x_init_dev(struct bnx2x *bp, struct pci_dev *pdev, NETIF_F_RXCSUM | NETIF_F_LRO | NETIF_F_GRO | NETIF_F_RXHASH | NETIF_F_HW_VLAN_CTAG_TX; if (!CHIP_IS_E1x(bp)) { - dev->hw_features |= NETIF_F_GSO_GRE | NETIF_F_GSO_UDP_TUNNEL; + dev->hw_features |= NETIF_F_GSO_GRE | NETIF_F_GSO_UDP_TUNNEL | + NETIF_F_GSO_IPIP | NETIF_F_GSO_SIT; dev->hw_enc_features = NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | NETIF_F_SG | NETIF_F_TSO | NETIF_F_TSO_ECN | NETIF_F_TSO6 | + NETIF_F_GSO_IPIP | + NETIF_F_GSO_SIT | NETIF_F_GSO_GRE | NETIF_F_GSO_UDP_TUNNEL; } @@ -12062,8 +12613,7 @@ static int bnx2x_init_dev(struct bnx2x *bp, struct pci_dev *pdev, NETIF_F_TSO | NETIF_F_TSO_ECN | NETIF_F_TSO6 | NETIF_F_HIGHDMA; dev->features |= dev->hw_features | NETIF_F_HW_VLAN_CTAG_RX; - if (bp->flags & USING_DAC_FLAG) - dev->features |= NETIF_F_HIGHDMA; + dev->features |= NETIF_F_HIGHDMA; /* Add Loopback capability to the device */ dev->hw_features |= NETIF_F_LOOPBACK; @@ -12088,23 +12638,11 @@ err_out_release: err_out_disable: pci_disable_device(pdev); - pci_set_drvdata(pdev, NULL); err_out: return rc; } -static void bnx2x_get_pcie_width_speed(struct bnx2x *bp, int *width, int *speed) -{ - u32 val = 0; - - pci_read_config_dword(bp->pdev, PCICFG_LINK_CONTROL, &val); - *width = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; - - /* return value of 1=2.5GHz 2=5GHz */ - *speed = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; -} - static int bnx2x_check_firmware(struct bnx2x *bp) { const struct firmware *firmware = bp->firmware; @@ -12327,7 +12865,6 @@ static void bnx2x_release_firmware(struct bnx2x *bp) bp->firmware = NULL; } - static struct bnx2x_func_sp_drv_ops bnx2x_func_sp_drv = { .init_hw_cmn_chip = bnx2x_init_hw_common_chip, .init_hw_cmn = bnx2x_init_hw_common, @@ -12378,19 +12915,16 @@ static int bnx2x_set_qm_cid_count(struct bnx2x *bp) * @dev: pci device * */ -static int bnx2x_get_num_non_def_sbs(struct pci_dev *pdev, - int cnic_cnt, bool is_vf) +static int bnx2x_get_num_non_def_sbs(struct pci_dev *pdev, int cnic_cnt) { - int pos, index; + int index; u16 control = 0; - pos = pci_find_capability(pdev, PCI_CAP_ID_MSIX); - /* * If MSI-X is not supported - return number of SBs needed to support * one fast path queue: one FP queue + SB for CNIC */ - if (!pos) { + if (!pdev->msix_cap) { dev_info(&pdev->dev, "no msix capability found\n"); return 1 + cnic_cnt; } @@ -12403,11 +12937,11 @@ static int bnx2x_get_num_non_def_sbs(struct pci_dev *pdev, * without the default SB. * For VFs there is no default SB, then we return (index+1). */ - pci_read_config_word(pdev, pos + PCI_MSI_FLAGS, &control); + pci_read_config_word(pdev, pdev->msix_cap + PCI_MSIX_FLAGS, &control); index = control & PCI_MSIX_FLAGS_QSIZE; - return is_vf ? index + 1 : index; + return index; } static int set_max_cos_est(int chip_id) @@ -12419,24 +12953,24 @@ static int set_max_cos_est(int chip_id) return BNX2X_MULTI_TX_COS_E1X; case BCM57712: case BCM57712_MF: - case BCM57712_VF: return BNX2X_MULTI_TX_COS_E2_E3A0; case BCM57800: case BCM57800_MF: - case BCM57800_VF: case BCM57810: case BCM57810_MF: case BCM57840_4_10: case BCM57840_2_20: case BCM57840_O: case BCM57840_MFO: - case BCM57810_VF: case BCM57840_MF: - case BCM57840_VF: case BCM57811: case BCM57811_MF: - case BCM57811_VF: return BNX2X_MULTI_TX_COS_E3B0; + case BCM57712_VF: + case BCM57800_VF: + case BCM57810_VF: + case BCM57840_VF: + case BCM57811_VF: return 1; default: pr_err("Unknown board_type (%d), aborting\n", chip_id); @@ -12458,14 +12992,13 @@ static int set_is_vf(int chip_id) } } -struct cnic_eth_dev *bnx2x_cnic_probe(struct net_device *dev); - static int bnx2x_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { struct net_device *dev = NULL; struct bnx2x *bp; - int pcie_width, pcie_speed; + enum pcie_link_width pcie_width; + enum pci_bus_speed pcie_speed; int rc, max_non_def_sbs; int rx_count, tx_count, rss_count, doorbell_size; int max_cos_est; @@ -12486,10 +13019,13 @@ static int bnx2x_init_one(struct pci_dev *pdev, is_vf = set_is_vf(ent->driver_data); cnic_cnt = is_vf ? 0 : 1; - max_non_def_sbs = bnx2x_get_num_non_def_sbs(pdev, cnic_cnt, is_vf); + max_non_def_sbs = bnx2x_get_num_non_def_sbs(pdev, cnic_cnt); + + /* add another SB for VF as it has no default SB */ + max_non_def_sbs += is_vf ? 1 : 0; /* Maximum number of RSS queues: one IGU SB goes to CNIC */ - rss_count = is_vf ? 1 : max_non_def_sbs - cnic_cnt; + rss_count = max_non_def_sbs - cnic_cnt; if (rss_count < 1) return -EINVAL; @@ -12605,31 +13141,33 @@ static int bnx2x_init_one(struct pci_dev *pdev, } BNX2X_DEV_INFO("device name after netdev register %s\n", dev->name); - if (!NO_FCOE(bp)) { /* Add storage MAC address */ rtnl_lock(); dev_addr_add(bp->dev, bp->fip_mac, NETDEV_HW_ADDR_T_SAN); rtnl_unlock(); } - - bnx2x_get_pcie_width_speed(bp, &pcie_width, &pcie_speed); - BNX2X_DEV_INFO("got pcie width %d and speed %d\n", - pcie_width, pcie_speed); - - BNX2X_DEV_INFO( - "%s (%c%d) PCI-E x%d %s found at mem %lx, IRQ %d, node addr %pM\n", - board_info[ent->driver_data].name, - (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), - pcie_width, - ((!CHIP_IS_E2(bp) && pcie_speed == 2) || - (CHIP_IS_E2(bp) && pcie_speed == 1)) ? - "5GHz (Gen2)" : "2.5GHz", - dev->base_addr, bp->pdev->irq, dev->dev_addr); + if (pcie_get_minimum_link(bp->pdev, &pcie_speed, &pcie_width) || + pcie_speed == PCI_SPEED_UNKNOWN || + pcie_width == PCIE_LNK_WIDTH_UNKNOWN) + BNX2X_DEV_INFO("Failed to determine PCI Express Bandwidth\n"); + else + BNX2X_DEV_INFO( + "%s (%c%d) PCI-E x%d %s found at mem %lx, IRQ %d, node addr %pM\n", + board_info[ent->driver_data].name, + (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), + pcie_width, + pcie_speed == PCIE_SPEED_2_5GT ? "2.5GHz" : + pcie_speed == PCIE_SPEED_5_0GT ? "5.0GHz" : + pcie_speed == PCIE_SPEED_8_0GT ? "8.0GHz" : + "Unknown", + dev->base_addr, bp->pdev->irq, dev->dev_addr); return 0; init_one_exit: + bnx2x_disable_pcie_error_reporting(bp); + if (bp->regview) iounmap(bp->regview); @@ -12642,22 +13180,15 @@ init_one_exit: pci_release_regions(pdev); pci_disable_device(pdev); - pci_set_drvdata(pdev, NULL); return rc; } -static void bnx2x_remove_one(struct pci_dev *pdev) +static void __bnx2x_remove(struct pci_dev *pdev, + struct net_device *dev, + struct bnx2x *bp, + bool remove_netdev) { - struct net_device *dev = pci_get_drvdata(pdev); - struct bnx2x *bp; - - if (!dev) { - dev_err(&pdev->dev, "BAD net device from bnx2x_init_one\n"); - return; - } - bp = netdev_priv(dev); - /* Delete storage MAC address */ if (!NO_FCOE(bp)) { rtnl_lock(); @@ -12670,7 +13201,21 @@ static void bnx2x_remove_one(struct pci_dev *pdev) bnx2x_dcbnl_update_applist(bp, true); #endif - unregister_netdev(dev); + if (IS_PF(bp) && + !BP_NOMCP(bp) && + (bp->flags & BC_SUPPORTS_RMMOD_CMD)) + bnx2x_fw_command(bp, DRV_MSG_CODE_RMMOD, 0); + + /* Close the interface - either directly or implicitly */ + if (remove_netdev) { + unregister_netdev(dev); + } else { + rtnl_lock(); + dev_close(dev); + rtnl_unlock(); + } + + bnx2x_iov_remove_one(bp); /* Power on: we can't let PCI layer write to us while we are in D3 */ if (IS_PF(bp)) @@ -12686,33 +13231,55 @@ static void bnx2x_remove_one(struct pci_dev *pdev) /* Make sure RESET task is not scheduled before continuing */ cancel_delayed_work_sync(&bp->sp_rtnl_task); - bnx2x_iov_remove_one(bp); - /* send message via vfpf channel to release the resources of this vf */ if (IS_VF(bp)) bnx2x_vfpf_release(bp); - if (bp->regview) - iounmap(bp->regview); + /* Assumes no further PCIe PM changes will occur */ + if (system_state == SYSTEM_POWER_OFF) { + pci_wake_from_d3(pdev, bp->wol); + pci_set_power_state(pdev, PCI_D3hot); + } - /* for vf doorbells are part of the regview and were unmapped along with - * it. FW is only loaded by PF. - */ - if (IS_PF(bp)) { - if (bp->doorbells) - iounmap(bp->doorbells); + bnx2x_disable_pcie_error_reporting(bp); + if (remove_netdev) { + if (bp->regview) + iounmap(bp->regview); + + /* For vfs, doorbells are part of the regview and were unmapped + * along with it. FW is only loaded by PF. + */ + if (IS_PF(bp)) { + if (bp->doorbells) + iounmap(bp->doorbells); + + bnx2x_release_firmware(bp); + } else { + bnx2x_vf_pci_dealloc(bp); + } + bnx2x_free_mem_bp(bp); + + free_netdev(dev); - bnx2x_release_firmware(bp); + if (atomic_read(&pdev->enable_cnt) == 1) + pci_release_regions(pdev); + + pci_disable_device(pdev); } - bnx2x_free_mem_bp(bp); +} - free_netdev(dev); +static void bnx2x_remove_one(struct pci_dev *pdev) +{ + struct net_device *dev = pci_get_drvdata(pdev); + struct bnx2x *bp; - if (atomic_read(&pdev->enable_cnt) == 1) - pci_release_regions(pdev); + if (!dev) { + dev_err(&pdev->dev, "BAD net device from bnx2x_init_one\n"); + return; + } + bp = netdev_priv(dev); - pci_disable_device(pdev); - pci_set_drvdata(pdev, NULL); + __bnx2x_remove(pdev, dev, bp, true); } static int bnx2x_eeh_nic_unload(struct bnx2x *bp) @@ -12733,8 +13300,8 @@ static int bnx2x_eeh_nic_unload(struct bnx2x *bp) netdev_reset_tc(bp->dev); del_timer_sync(&bp->timer); - cancel_delayed_work(&bp->sp_task); - cancel_delayed_work(&bp->period_task); + cancel_delayed_work_sync(&bp->sp_task); + cancel_delayed_work_sync(&bp->period_task); spin_lock_bh(&bp->stats_lock); bp->stats_state = STATS_STATE_DISABLED; @@ -12747,19 +13314,6 @@ static int bnx2x_eeh_nic_unload(struct bnx2x *bp) return 0; } -static void bnx2x_eeh_recover(struct bnx2x *bp) -{ - u32 val; - - mutex_init(&bp->port.phy_mutex); - - - val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); - if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) - != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) - BNX2X_ERR("BAD MCP validity signature\n"); -} - /** * bnx2x_io_error_detected - called when PCI error is detected * @pdev: Pointer to PCI device @@ -12828,6 +13382,10 @@ static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) if (netif_running(dev)) { BNX2X_ERR("IO slot reset --> driver unload\n"); + + /* MCP should have been reset; Need to wait for validity */ + bnx2x_init_shmem(bp); + if (IS_PF(bp) && SHMEM2_HAS(bp, drv_capabilities_flag)) { u32 v; @@ -12849,7 +13407,7 @@ static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) bnx2x_prev_unload(bp); - /* We should have resetted the engine, so It's fair to + /* We should have reseted the engine, so It's fair to * assume the FW will no longer write to the bnx2x driver. */ bnx2x_squeeze_objects(bp); @@ -12864,6 +13422,14 @@ static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) rtnl_unlock(); + /* If AER, perform cleanup of the PCIe registers */ + if (bp->flags & AER_ENABLED) { + if (pci_cleanup_aer_uncorrect_error_status(pdev)) + BNX2X_ERR("pci_cleanup_aer_uncorrect_error_status failed\n"); + else + DP(NETIF_MSG_HW, "pci_cleanup_aer_uncorrect_error_status succeeded\n"); + } + return PCI_ERS_RESULT_RECOVERED; } @@ -12886,8 +13452,6 @@ static void bnx2x_io_resume(struct pci_dev *pdev) rtnl_lock(); - bnx2x_eeh_recover(bp); - bp->fw_seq = SHMEM_RD(bp, func_mb[BP_FW_MB_IDX(bp)].drv_mb_header) & DRV_MSG_SEQ_NUMBER_MASK; @@ -12905,6 +13469,29 @@ static const struct pci_error_handlers bnx2x_err_handler = { .resume = bnx2x_io_resume, }; +static void bnx2x_shutdown(struct pci_dev *pdev) +{ + struct net_device *dev = pci_get_drvdata(pdev); + struct bnx2x *bp; + + if (!dev) + return; + + bp = netdev_priv(dev); + if (!bp) + return; + + rtnl_lock(); + netif_device_detach(dev); + rtnl_unlock(); + + /* Don't remove the netdevice, as there are scenarios which will cause + * the kernel to hang, e.g., when trying to remove bnx2i while the + * rootfs is mounted from SAN. + */ + __bnx2x_remove(pdev, dev, bp, false); +} + static struct pci_driver bnx2x_pci_driver = { .name = DRV_MODULE_NAME, .id_table = bnx2x_pci_tbl, @@ -12916,6 +13503,7 @@ static struct pci_driver bnx2x_pci_driver = { #ifdef CONFIG_BNX2X_SRIOV .sriov_configure = bnx2x_sriov_configure, #endif + .shutdown = bnx2x_shutdown, }; static int __init bnx2x_init(void) @@ -12929,11 +13517,18 @@ static int __init bnx2x_init(void) pr_err("Cannot create workqueue\n"); return -ENOMEM; } + bnx2x_iov_wq = create_singlethread_workqueue("bnx2x_iov"); + if (!bnx2x_iov_wq) { + pr_err("Cannot create iov workqueue\n"); + destroy_workqueue(bnx2x_wq); + return -ENOMEM; + } ret = pci_register_driver(&bnx2x_pci_driver); if (ret) { pr_err("Cannot register driver\n"); destroy_workqueue(bnx2x_wq); + destroy_workqueue(bnx2x_iov_wq); } return ret; } @@ -12941,11 +13536,13 @@ static int __init bnx2x_init(void) static void __exit bnx2x_cleanup(void) { struct list_head *pos, *q; + pci_unregister_driver(&bnx2x_pci_driver); destroy_workqueue(bnx2x_wq); + destroy_workqueue(bnx2x_iov_wq); - /* Free globablly allocated resources */ + /* Free globally allocated resources */ list_for_each_safe(pos, q, &bnx2x_prev_list) { struct bnx2x_prev_path_list *tmp = list_entry(pos, struct bnx2x_prev_path_list, list); @@ -12968,7 +13565,7 @@ module_exit(bnx2x_cleanup); * @bp: driver handle * @set: set or clear the CAM entry * - * This function will wait until the ramdord completion returns. + * This function will wait until the ramrod completion returns. * Return 0 if success, -ENODEV if ramrod doesn't return. */ static int bnx2x_set_iscsi_eth_mac_addr(struct bnx2x *bp) @@ -12996,7 +13593,6 @@ static void bnx2x_cnic_sp_post(struct bnx2x *bp, int count) BUG_ON(bp->cnic_spq_pending < count); bp->cnic_spq_pending -= count; - for (; bp->cnic_kwq_pending; bp->cnic_kwq_pending--) { u16 type = (le16_to_cpu(bp->cnic_kwq_cons->hdr.type) & SPE_HDR_CONN_TYPE) >> @@ -13169,7 +13765,6 @@ static void bnx2x_cnic_cfc_comp(struct bnx2x *bp, int cid, u8 err) bnx2x_cnic_sp_post(bp, 0); } - /* Called with netif_addr_lock_bh() taken. * Sets an rx_mode config for an iSCSI ETH client. * Doesn't block. @@ -13210,7 +13805,6 @@ static void bnx2x_set_iscsi_eth_rx_mode(struct bnx2x *bp, bool start) } } - static int bnx2x_drv_ctl(struct net_device *dev, struct drv_ctl_info *ctl) { struct bnx2x *bp = netdev_priv(dev); @@ -13298,9 +13892,9 @@ static int bnx2x_drv_ctl(struct net_device *dev, struct drv_ctl_info *ctl) case DRV_CTL_RET_L2_SPQ_CREDIT_CMD: { int count = ctl->data.credit.credit_count; - smp_mb__before_atomic_inc(); + smp_mb__before_atomic(); atomic_add(count, &bp->cq_spq_left); - smp_mb__after_atomic_inc(); + smp_mb__after_atomic(); break; } case DRV_CTL_ULP_REGISTER_CMD: { @@ -13340,6 +13934,7 @@ static int bnx2x_drv_ctl(struct net_device *dev, struct drv_ctl_info *ctl) REG_WR(bp, scratch_offset + i, *(host_addr + i/4)); } + bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_GET_DRV_VERSION, 0); break; } @@ -13357,6 +13952,7 @@ static int bnx2x_drv_ctl(struct net_device *dev, struct drv_ctl_info *ctl) cap &= ~DRV_FLAGS_CAPABILITIES_LOADED_FCOE; SHMEM2_WR(bp, drv_capabilities_flag[idx], cap); } + bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_GET_DRV_VERSION, 0); break; } @@ -13398,13 +13994,16 @@ void bnx2x_setup_cnic_info(struct bnx2x *bp) { struct cnic_eth_dev *cp = &bp->cnic_eth_dev; - cp->ctx_tbl_offset = FUNC_ILT_BASE(BP_FUNC(bp)) + bnx2x_cid_ilt_lines(bp); cp->starting_cid = bnx2x_cid_ilt_lines(bp) * ILT_PAGE_CIDS; cp->fcoe_init_cid = BNX2X_FCOE_ETH_CID(bp); cp->iscsi_l2_cid = BNX2X_ISCSI_ETH_CID(bp); + DP(NETIF_MSG_IFUP, "BNX2X_1st_NON_L2_ETH_CID(bp) %x, cp->starting_cid %x, cp->fcoe_init_cid %x, cp->iscsi_l2_cid %x\n", + BNX2X_1st_NON_L2_ETH_CID(bp), cp->starting_cid, cp->fcoe_init_cid, + cp->iscsi_l2_cid); + if (NO_ISCSI_OOO(bp)) cp->drv_state |= CNIC_DRV_STATE_NO_ISCSI_OOO; } @@ -13434,7 +14033,6 @@ static int bnx2x_register_cnic(struct net_device *dev, struct cnic_ops *ops, BNX2X_ERR("CNIC-related load failed\n"); return rc; } - } bp->cnic_enabled = true; @@ -13460,6 +14058,9 @@ static int bnx2x_register_cnic(struct net_device *dev, struct cnic_ops *ops, rcu_assign_pointer(bp->cnic_ops, ops); + /* Schedule driver to read CNIC driver versions */ + bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_GET_DRV_VERSION, 0); + return 0; } @@ -13480,7 +14081,7 @@ static int bnx2x_unregister_cnic(struct net_device *dev) return 0; } -struct cnic_eth_dev *bnx2x_cnic_probe(struct net_device *dev) +static struct cnic_eth_dev *bnx2x_cnic_probe(struct net_device *dev) { struct bnx2x *bp = netdev_priv(dev); struct cnic_eth_dev *cp = &bp->cnic_eth_dev; @@ -13530,7 +14131,7 @@ struct cnic_eth_dev *bnx2x_cnic_probe(struct net_device *dev) return cp; } -u32 bnx2x_rx_ustorm_prods_offset(struct bnx2x_fastpath *fp) +static u32 bnx2x_rx_ustorm_prods_offset(struct bnx2x_fastpath *fp) { struct bnx2x *bp = fp->bp; u32 offset = BAR_USTRORM_INTMEM; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h index d22bc40091e..2beb5430b87 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h @@ -35,6 +35,8 @@ #define ATC_REG_ATC_INT_STS_CLR 0x1101c0 /* [RW 5] Parity mask register #0 read/write */ #define ATC_REG_ATC_PRTY_MASK 0x1101d8 +/* [R 5] Parity register #0 read */ +#define ATC_REG_ATC_PRTY_STS 0x1101cc /* [RC 5] Parity register #0 read clear */ #define ATC_REG_ATC_PRTY_STS_CLR 0x1101d0 /* [RW 19] Interrupt mask register #0 read/write */ @@ -2750,6 +2752,8 @@ #define PBF_REG_PBF_INT_STS 0x1401c8 /* [RW 20] Parity mask register #0 read/write */ #define PBF_REG_PBF_PRTY_MASK 0x1401e4 +/* [R 28] Parity register #0 read */ +#define PBF_REG_PBF_PRTY_STS 0x1401d8 /* [RC 20] Parity register #0 read clear */ #define PBF_REG_PBF_PRTY_STS_CLR 0x1401dc /* [RW 16] The Ethernet type value for L2 tag 0 */ @@ -2860,6 +2864,17 @@ #define PGLUE_B_REG_INTERNAL_PFID_ENABLE_TARGET_READ 0x9430 #define PGLUE_B_REG_INTERNAL_PFID_ENABLE_TARGET_WRITE 0x9434 #define PGLUE_B_REG_INTERNAL_VFID_ENABLE 0x9438 +/* [W 7] Writing 1 to each bit in this register clears a corresponding error + * details register and enables logging new error details. Bit 0 - clears + * INCORRECT_RCV_DETAILS; Bit 1 - clears RX_ERR_DETAILS; Bit 2 - clears + * TX_ERR_WR_ADD_31_0 TX_ERR_WR_ADD_63_32 TX_ERR_WR_DETAILS + * TX_ERR_WR_DETAILS2 TX_ERR_RD_ADD_31_0 TX_ERR_RD_ADD_63_32 + * TX_ERR_RD_DETAILS TX_ERR_RD_DETAILS2 TX_ERR_WR_DETAILS_ICPL; Bit 3 - + * clears VF_LENGTH_VIOLATION_DETAILS. Bit 4 - clears + * VF_GRC_SPACE_VIOLATION_DETAILS. Bit 5 - clears RX_TCPL_ERR_DETAILS. Bit 6 + * - clears TCPL_IN_TWO_RCBS_DETAILS. */ +#define PGLUE_B_REG_LATCHED_ERRORS_CLR 0x943c + /* [R 9] Interrupt register #0 read */ #define PGLUE_B_REG_PGLUE_B_INT_STS 0x9298 /* [RC 9] Interrupt register #0 read clear */ @@ -4517,6 +4532,8 @@ #define TM_REG_TM_INT_STS 0x1640f0 /* [RW 7] Parity mask register #0 read/write */ #define TM_REG_TM_PRTY_MASK 0x16410c +/* [R 7] Parity register #0 read */ +#define TM_REG_TM_PRTY_STS 0x164100 /* [RC 7] Parity register #0 read clear */ #define TM_REG_TM_PRTY_STS_CLR 0x164104 /* [RW 8] The event id for aggregated interrupt 0 */ @@ -5915,6 +5932,7 @@ #define MISC_REGISTERS_RESET_REG_1_RST_NIG (0x1<<7) #define MISC_REGISTERS_RESET_REG_1_RST_PXP (0x1<<26) #define MISC_REGISTERS_RESET_REG_1_RST_PXPV (0x1<<27) +#define MISC_REGISTERS_RESET_REG_1_RST_XSEM (0x1<<22) #define MISC_REGISTERS_RESET_REG_1_SET 0x584 #define MISC_REGISTERS_RESET_REG_2_CLEAR 0x598 #define MISC_REGISTERS_RESET_REG_2_MSTAT0 (0x1<<24) @@ -6329,6 +6347,7 @@ #define PCI_ID_VAL2 0x438 #define PCI_ID_VAL3 0x43c +#define GRC_CONFIG_REG_VF_MSIX_CONTROL 0x61C #define GRC_CONFIG_REG_PF_INIT_VF 0x624 #define GRC_CR_PF_INIT_VF_PF_FIRST_VF_NUM_MASK 0xf /* First VF_NUM for PF is encoded in this register. @@ -7161,6 +7180,7 @@ Theotherbitsarereservedandshouldbezero*/ #define MDIO_WC_REG_RX1_PCI_CTRL 0x80ca #define MDIO_WC_REG_RX2_PCI_CTRL 0x80da #define MDIO_WC_REG_RX3_PCI_CTRL 0x80ea +#define MDIO_WC_REG_RXB_ANA_RX_CONTROL_PCI 0x80fa #define MDIO_WC_REG_XGXSBLK2_UNICORE_MODE_10G 0x8104 #define MDIO_WC_REG_XGXS_STATUS3 0x8129 #define MDIO_WC_REG_PAR_DET_10G_STATUS 0x8130 diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c index 32a9609cc98..b1936044767 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c @@ -12,7 +12,7 @@ * license other than the GPL, without Broadcom's express prior written * consent. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> * Written by: Vladislav Zolotarov * */ @@ -35,9 +35,9 @@ /** * bnx2x_exe_queue_init - init the Exe Queue object * - * @o: poiter to the object + * @o: pointer to the object * @exe_len: length - * @owner: poiter to the owner + * @owner: pointer to the owner * @validate: validate function pointer * @optimize: optimize function pointer * @exec: execute function pointer @@ -142,7 +142,6 @@ free_and_exit: spin_unlock_bh(&o->lock); return rc; - } static inline void __bnx2x_exe_queue_reset_pending( @@ -160,18 +159,6 @@ static inline void __bnx2x_exe_queue_reset_pending( } } -static inline void bnx2x_exe_queue_reset_pending(struct bnx2x *bp, - struct bnx2x_exe_queue_obj *o) -{ - - spin_lock_bh(&o->lock); - - __bnx2x_exe_queue_reset_pending(bp, o); - - spin_unlock_bh(&o->lock); - -} - /** * bnx2x_exe_queue_step - execute one execution chunk atomically * @@ -179,7 +166,7 @@ static inline void bnx2x_exe_queue_reset_pending(struct bnx2x *bp, * @o: queue * @ramrod_flags: flags * - * (Atomicy is ensured using the exe_queue->lock). + * (Should be called while holding the exe_queue->lock). */ static inline int bnx2x_exe_queue_step(struct bnx2x *bp, struct bnx2x_exe_queue_obj *o, @@ -190,10 +177,7 @@ static inline int bnx2x_exe_queue_step(struct bnx2x *bp, memset(&spacer, 0, sizeof(spacer)); - spin_lock_bh(&o->lock); - - /* - * Next step should not be performed until the current is finished, + /* Next step should not be performed until the current is finished, * unless a DRV_CLEAR_ONLY bit is set. In this case we just want to * properly clear object internals without sending any command to the FW * which also implies there won't be any completion to clear the @@ -204,13 +188,11 @@ static inline int bnx2x_exe_queue_step(struct bnx2x *bp, DP(BNX2X_MSG_SP, "RAMROD_DRV_CLR_ONLY requested: resetting a pending_comp list\n"); __bnx2x_exe_queue_reset_pending(bp, o); } else { - spin_unlock_bh(&o->lock); return 1; } } - /* - * Run through the pending commands list and create a next + /* Run through the pending commands list and create a next * execution chunk. */ while (!list_empty(&o->exe_queue)) { @@ -220,8 +202,7 @@ static inline int bnx2x_exe_queue_step(struct bnx2x *bp, if (cur_len + elem->cmd_len <= o->exe_chunk_len) { cur_len += elem->cmd_len; - /* - * Prevent from both lists being empty when moving an + /* Prevent from both lists being empty when moving an * element. This will allow the call of * bnx2x_exe_queue_empty() without locking. */ @@ -234,26 +215,21 @@ static inline int bnx2x_exe_queue_step(struct bnx2x *bp, } /* Sanity check */ - if (!cur_len) { - spin_unlock_bh(&o->lock); + if (!cur_len) return 0; - } rc = o->execute(bp, o->owner, &o->pending_comp, ramrod_flags); if (rc < 0) - /* - * In case of an error return the commands back to the queue - * and reset the pending_comp. + /* In case of an error return the commands back to the queue + * and reset the pending_comp. */ list_splice_init(&o->pending_comp, &o->exe_queue); else if (!rc) - /* - * If zero is returned, means there are no outstanding pending + /* If zero is returned, means there are no outstanding pending * completions and we may dismiss the pending list. */ __bnx2x_exe_queue_reset_pending(bp, o); - spin_unlock_bh(&o->lock); return rc; } @@ -282,16 +258,16 @@ static bool bnx2x_raw_check_pending(struct bnx2x_raw_obj *o) static void bnx2x_raw_clear_pending(struct bnx2x_raw_obj *o) { - smp_mb__before_clear_bit(); + smp_mb__before_atomic(); clear_bit(o->state, o->pstate); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); } static void bnx2x_raw_set_pending(struct bnx2x_raw_obj *o) { - smp_mb__before_clear_bit(); + smp_mb__before_atomic(); set_bit(o->state, o->pstate); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); } /** @@ -308,7 +284,6 @@ static inline int bnx2x_state_wait(struct bnx2x *bp, int state, /* can take a while if any port is running */ int cnt = 5000; - if (CHIP_REV_IS_EMUL(bp)) cnt *= 20; @@ -380,23 +355,6 @@ static bool bnx2x_get_credit_vlan(struct bnx2x_vlan_mac_obj *o) return vp->get(vp, 1); } - -static bool bnx2x_get_credit_vlan_mac(struct bnx2x_vlan_mac_obj *o) -{ - struct bnx2x_credit_pool_obj *mp = o->macs_pool; - struct bnx2x_credit_pool_obj *vp = o->vlans_pool; - - if (!mp->get(mp, 1)) - return false; - - if (!vp->get(vp, 1)) { - mp->put(mp, 1); - return false; - } - - return true; -} - static bool bnx2x_put_cam_offset_mac(struct bnx2x_vlan_mac_obj *o, int offset) { struct bnx2x_credit_pool_obj *mp = o->macs_pool; @@ -425,20 +383,189 @@ static bool bnx2x_put_credit_vlan(struct bnx2x_vlan_mac_obj *o) return vp->put(vp, 1); } -static bool bnx2x_put_credit_vlan_mac(struct bnx2x_vlan_mac_obj *o) +/** + * __bnx2x_vlan_mac_h_write_trylock - try getting the vlan mac writer lock + * + * @bp: device handle + * @o: vlan_mac object + * + * @details: Non-blocking implementation; should be called under execution + * queue lock. + */ +static int __bnx2x_vlan_mac_h_write_trylock(struct bnx2x *bp, + struct bnx2x_vlan_mac_obj *o) { - struct bnx2x_credit_pool_obj *mp = o->macs_pool; - struct bnx2x_credit_pool_obj *vp = o->vlans_pool; + if (o->head_reader) { + DP(BNX2X_MSG_SP, "vlan_mac_lock writer - There are readers; Busy\n"); + return -EBUSY; + } - if (!mp->put(mp, 1)) - return false; + DP(BNX2X_MSG_SP, "vlan_mac_lock writer - Taken\n"); + return 0; +} - if (!vp->put(vp, 1)) { - mp->get(mp, 1); - return false; +/** + * __bnx2x_vlan_mac_h_exec_pending - execute step instead of a previous step + * + * @bp: device handle + * @o: vlan_mac object + * + * @details Should be called under execution queue lock; notice it might release + * and reclaim it during its run. + */ +static void __bnx2x_vlan_mac_h_exec_pending(struct bnx2x *bp, + struct bnx2x_vlan_mac_obj *o) +{ + int rc; + unsigned long ramrod_flags = o->saved_ramrod_flags; + + DP(BNX2X_MSG_SP, "vlan_mac_lock execute pending command with ramrod flags %lu\n", + ramrod_flags); + o->head_exe_request = false; + o->saved_ramrod_flags = 0; + rc = bnx2x_exe_queue_step(bp, &o->exe_queue, &ramrod_flags); + if (rc != 0) { + BNX2X_ERR("execution of pending commands failed with rc %d\n", + rc); +#ifdef BNX2X_STOP_ON_ERROR + bnx2x_panic(); +#endif } +} - return true; +/** + * __bnx2x_vlan_mac_h_pend - Pend an execution step which couldn't run + * + * @bp: device handle + * @o: vlan_mac object + * @ramrod_flags: ramrod flags of missed execution + * + * @details Should be called under execution queue lock. + */ +static void __bnx2x_vlan_mac_h_pend(struct bnx2x *bp, + struct bnx2x_vlan_mac_obj *o, + unsigned long ramrod_flags) +{ + o->head_exe_request = true; + o->saved_ramrod_flags = ramrod_flags; + DP(BNX2X_MSG_SP, "Placing pending execution with ramrod flags %lu\n", + ramrod_flags); +} + +/** + * __bnx2x_vlan_mac_h_write_unlock - unlock the vlan mac head list writer lock + * + * @bp: device handle + * @o: vlan_mac object + * + * @details Should be called under execution queue lock. Notice if a pending + * execution exists, it would perform it - possibly releasing and + * reclaiming the execution queue lock. + */ +static void __bnx2x_vlan_mac_h_write_unlock(struct bnx2x *bp, + struct bnx2x_vlan_mac_obj *o) +{ + /* It's possible a new pending execution was added since this writer + * executed. If so, execute again. [Ad infinitum] + */ + while (o->head_exe_request) { + DP(BNX2X_MSG_SP, "vlan_mac_lock - writer release encountered a pending request\n"); + __bnx2x_vlan_mac_h_exec_pending(bp, o); + } +} + + +/** + * __bnx2x_vlan_mac_h_read_lock - lock the vlan mac head list reader lock + * + * @bp: device handle + * @o: vlan_mac object + * + * @details Should be called under the execution queue lock. May sleep. May + * release and reclaim execution queue lock during its run. + */ +static int __bnx2x_vlan_mac_h_read_lock(struct bnx2x *bp, + struct bnx2x_vlan_mac_obj *o) +{ + /* If we got here, we're holding lock --> no WRITER exists */ + o->head_reader++; + DP(BNX2X_MSG_SP, "vlan_mac_lock - locked reader - number %d\n", + o->head_reader); + + return 0; +} + +/** + * bnx2x_vlan_mac_h_read_lock - lock the vlan mac head list reader lock + * + * @bp: device handle + * @o: vlan_mac object + * + * @details May sleep. Claims and releases execution queue lock during its run. + */ +int bnx2x_vlan_mac_h_read_lock(struct bnx2x *bp, + struct bnx2x_vlan_mac_obj *o) +{ + int rc; + + spin_lock_bh(&o->exe_queue.lock); + rc = __bnx2x_vlan_mac_h_read_lock(bp, o); + spin_unlock_bh(&o->exe_queue.lock); + + return rc; +} + +/** + * __bnx2x_vlan_mac_h_read_unlock - unlock the vlan mac head list reader lock + * + * @bp: device handle + * @o: vlan_mac object + * + * @details Should be called under execution queue lock. Notice if a pending + * execution exists, it would be performed if this was the last + * reader. possibly releasing and reclaiming the execution queue lock. + */ +static void __bnx2x_vlan_mac_h_read_unlock(struct bnx2x *bp, + struct bnx2x_vlan_mac_obj *o) +{ + if (!o->head_reader) { + BNX2X_ERR("Need to release vlan mac reader lock, but lock isn't taken\n"); +#ifdef BNX2X_STOP_ON_ERROR + bnx2x_panic(); +#endif + } else { + o->head_reader--; + DP(BNX2X_MSG_SP, "vlan_mac_lock - decreased readers to %d\n", + o->head_reader); + } + + /* It's possible a new pending execution was added, and that this reader + * was last - if so we need to execute the command. + */ + if (!o->head_reader && o->head_exe_request) { + DP(BNX2X_MSG_SP, "vlan_mac_lock - reader release encountered a pending request\n"); + + /* Writer release will do the trick */ + __bnx2x_vlan_mac_h_write_unlock(bp, o); + } +} + +/** + * bnx2x_vlan_mac_h_read_unlock - unlock the vlan mac head list reader lock + * + * @bp: device handle + * @o: vlan_mac object + * + * @details Notice if a pending execution exists, it would be performed if this + * was the last reader. Claims and releases the execution queue lock + * during its run. + */ +void bnx2x_vlan_mac_h_read_unlock(struct bnx2x *bp, + struct bnx2x_vlan_mac_obj *o) +{ + spin_lock_bh(&o->exe_queue.lock); + __bnx2x_vlan_mac_h_read_unlock(bp, o); + spin_unlock_bh(&o->exe_queue.lock); } static int bnx2x_get_n_elements(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o, @@ -447,6 +574,12 @@ static int bnx2x_get_n_elements(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o, struct bnx2x_vlan_mac_registry_elem *pos; u8 *next = base; int counter = 0; + int read_lock; + + DP(BNX2X_MSG_SP, "get_n_elements - taking vlan_mac_lock (reader)\n"); + read_lock = bnx2x_vlan_mac_h_read_lock(bp, o); + if (read_lock != 0) + BNX2X_ERR("get_n_elements failed to get vlan mac reader lock; Access without lock\n"); /* traverse list */ list_for_each_entry(pos, &o->head, link) { @@ -456,9 +589,14 @@ static int bnx2x_get_n_elements(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o, DP(BNX2X_MSG_SP, "copied element number %d to address %p element was:\n", counter, next); next += stride + size; - } } + + if (read_lock == 0) { + DP(BNX2X_MSG_SP, "get_n_elements - releasing vlan_mac_lock (reader)\n"); + bnx2x_vlan_mac_h_read_unlock(bp, o); + } + return counter * ETH_ALEN; } @@ -476,7 +614,7 @@ static int bnx2x_check_mac_add(struct bnx2x *bp, /* Check if a requested MAC already exists */ list_for_each_entry(pos, &o->head, link) - if (!memcmp(data->mac.mac, pos->u.mac.mac, ETH_ALEN) && + if (ether_addr_equal(data->mac.mac, pos->u.mac.mac) && (data->mac.is_inner_mac == pos->u.mac.is_inner_mac)) return -EEXIST; @@ -498,27 +636,6 @@ static int bnx2x_check_vlan_add(struct bnx2x *bp, return 0; } -static int bnx2x_check_vlan_mac_add(struct bnx2x *bp, - struct bnx2x_vlan_mac_obj *o, - union bnx2x_classification_ramrod_data *data) -{ - struct bnx2x_vlan_mac_registry_elem *pos; - - DP(BNX2X_MSG_SP, "Checking VLAN_MAC (%pM, %d) for ADD command\n", - data->vlan_mac.mac, data->vlan_mac.vlan); - - list_for_each_entry(pos, &o->head, link) - if ((data->vlan_mac.vlan == pos->u.vlan_mac.vlan) && - (!memcmp(data->vlan_mac.mac, pos->u.vlan_mac.mac, - ETH_ALEN)) && - (data->vlan_mac.is_inner_mac == - pos->u.vlan_mac.is_inner_mac)) - return -EEXIST; - - return 0; -} - - /* check_del() callbacks */ static struct bnx2x_vlan_mac_registry_elem * bnx2x_check_mac_del(struct bnx2x *bp, @@ -530,7 +647,7 @@ static struct bnx2x_vlan_mac_registry_elem * DP(BNX2X_MSG_SP, "Checking MAC %pM for DEL command\n", data->mac.mac); list_for_each_entry(pos, &o->head, link) - if ((!memcmp(data->mac.mac, pos->u.mac.mac, ETH_ALEN)) && + if (ether_addr_equal(data->mac.mac, pos->u.mac.mac) && (data->mac.is_inner_mac == pos->u.mac.is_inner_mac)) return pos; @@ -553,27 +670,6 @@ static struct bnx2x_vlan_mac_registry_elem * return NULL; } -static struct bnx2x_vlan_mac_registry_elem * - bnx2x_check_vlan_mac_del(struct bnx2x *bp, - struct bnx2x_vlan_mac_obj *o, - union bnx2x_classification_ramrod_data *data) -{ - struct bnx2x_vlan_mac_registry_elem *pos; - - DP(BNX2X_MSG_SP, "Checking VLAN_MAC (%pM, %d) for DEL command\n", - data->vlan_mac.mac, data->vlan_mac.vlan); - - list_for_each_entry(pos, &o->head, link) - if ((data->vlan_mac.vlan == pos->u.vlan_mac.vlan) && - (!memcmp(data->vlan_mac.mac, pos->u.vlan_mac.mac, - ETH_ALEN)) && - (data->vlan_mac.is_inner_mac == - pos->u.vlan_mac.is_inner_mac)) - return pos; - - return NULL; -} - /* check_move() callback */ static bool bnx2x_check_move(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *src_o, @@ -609,7 +705,6 @@ static bool bnx2x_check_move_always_err( return false; } - static inline u8 bnx2x_vlan_mac_get_rx_tx_flag(struct bnx2x_vlan_mac_obj *o) { struct bnx2x_raw_obj *raw = &o->raw; @@ -626,9 +721,8 @@ static inline u8 bnx2x_vlan_mac_get_rx_tx_flag(struct bnx2x_vlan_mac_obj *o) return rx_tx_flag; } - -void bnx2x_set_mac_in_nig(struct bnx2x *bp, - bool add, unsigned char *dev_addr, int index) +static void bnx2x_set_mac_in_nig(struct bnx2x *bp, + bool add, unsigned char *dev_addr, int index) { u32 wb_data[2]; u32 reg_offset = BP_PORT(bp) ? NIG_REG_LLH1_FUNC_MEM : @@ -693,7 +787,7 @@ static inline void bnx2x_vlan_mac_set_cmd_hdr_e2(struct bnx2x *bp, * * @cid: connection id * @type: BNX2X_FILTER_XXX_PENDING - * @hdr: poiter to header to setup + * @hdr: pointer to header to setup * @rule_cnt: * * currently we always configure one rule and echo field to contain a CID and an @@ -707,7 +801,6 @@ static inline void bnx2x_vlan_mac_set_rdata_hdr_e2(u32 cid, int type, hdr->rule_cnt = (u8)rule_cnt; } - /* hw_config() callbacks */ static void bnx2x_set_one_mac_e2(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o, @@ -723,8 +816,7 @@ static void bnx2x_set_one_mac_e2(struct bnx2x *bp, unsigned long *vlan_mac_flags = &elem->cmd_data.vlan_mac.vlan_mac_flags; u8 *mac = elem->cmd_data.vlan_mac.u.mac.mac; - /* - * Set LLH CAM entry: currently only iSCSI and ETH macs are + /* Set LLH CAM entry: currently only iSCSI and ETH macs are * relevant. In addition, current implementation is tuned for a * single ETH MAC. * @@ -879,8 +971,7 @@ static void bnx2x_set_one_mac_e1x(struct bnx2x *bp, struct bnx2x_raw_obj *raw = &o->raw; struct mac_configuration_cmd *config = (struct mac_configuration_cmd *)(raw->rdata); - /* - * 57710 and 57711 do not support MOVE command, + /* 57710 and 57711 do not support MOVE command, * so it's either ADD or DEL */ bool add = (elem->cmd_data.vlan_mac.cmd == BNX2X_VLAN_MAC_ADD) ? @@ -945,108 +1036,12 @@ static void bnx2x_set_one_vlan_e2(struct bnx2x *bp, rule_cnt); } -static void bnx2x_set_one_vlan_mac_e2(struct bnx2x *bp, - struct bnx2x_vlan_mac_obj *o, - struct bnx2x_exeq_elem *elem, - int rule_idx, int cam_offset) -{ - struct bnx2x_raw_obj *raw = &o->raw; - struct eth_classify_rules_ramrod_data *data = - (struct eth_classify_rules_ramrod_data *)(raw->rdata); - int rule_cnt = rule_idx + 1; - union eth_classify_rule_cmd *rule_entry = &data->rules[rule_idx]; - enum bnx2x_vlan_mac_cmd cmd = elem->cmd_data.vlan_mac.cmd; - bool add = (cmd == BNX2X_VLAN_MAC_ADD) ? true : false; - u16 vlan = elem->cmd_data.vlan_mac.u.vlan_mac.vlan; - u8 *mac = elem->cmd_data.vlan_mac.u.vlan_mac.mac; - - - /* Reset the ramrod data buffer for the first rule */ - if (rule_idx == 0) - memset(data, 0, sizeof(*data)); - - /* Set a rule header */ - bnx2x_vlan_mac_set_cmd_hdr_e2(bp, o, add, CLASSIFY_RULE_OPCODE_PAIR, - &rule_entry->pair.header); - - /* Set VLAN and MAC themselvs */ - rule_entry->pair.vlan = cpu_to_le16(vlan); - bnx2x_set_fw_mac_addr(&rule_entry->pair.mac_msb, - &rule_entry->pair.mac_mid, - &rule_entry->pair.mac_lsb, mac); - rule_entry->pair.inner_mac = - cpu_to_le16(elem->cmd_data.vlan_mac.u.vlan_mac.is_inner_mac); - /* MOVE: Add a rule that will add this MAC to the target Queue */ - if (cmd == BNX2X_VLAN_MAC_MOVE) { - rule_entry++; - rule_cnt++; - - /* Setup ramrod data */ - bnx2x_vlan_mac_set_cmd_hdr_e2(bp, - elem->cmd_data.vlan_mac.target_obj, - true, CLASSIFY_RULE_OPCODE_PAIR, - &rule_entry->pair.header); - - /* Set a VLAN itself */ - rule_entry->pair.vlan = cpu_to_le16(vlan); - bnx2x_set_fw_mac_addr(&rule_entry->pair.mac_msb, - &rule_entry->pair.mac_mid, - &rule_entry->pair.mac_lsb, mac); - rule_entry->pair.inner_mac = - cpu_to_le16(elem->cmd_data.vlan_mac.u. - vlan_mac.is_inner_mac); - } - - /* Set the ramrod data header */ - /* TODO: take this to the higher level in order to prevent multiple - writing */ - bnx2x_vlan_mac_set_rdata_hdr_e2(raw->cid, raw->state, &data->header, - rule_cnt); -} - -/** - * bnx2x_set_one_vlan_mac_e1h - - * - * @bp: device handle - * @o: bnx2x_vlan_mac_obj - * @elem: bnx2x_exeq_elem - * @rule_idx: rule_idx - * @cam_offset: cam_offset - */ -static void bnx2x_set_one_vlan_mac_e1h(struct bnx2x *bp, - struct bnx2x_vlan_mac_obj *o, - struct bnx2x_exeq_elem *elem, - int rule_idx, int cam_offset) -{ - struct bnx2x_raw_obj *raw = &o->raw; - struct mac_configuration_cmd *config = - (struct mac_configuration_cmd *)(raw->rdata); - /* - * 57710 and 57711 do not support MOVE command, - * so it's either ADD or DEL - */ - bool add = (elem->cmd_data.vlan_mac.cmd == BNX2X_VLAN_MAC_ADD) ? - true : false; - - /* Reset the ramrod data buffer */ - memset(config, 0, sizeof(*config)); - - bnx2x_vlan_mac_set_rdata_e1x(bp, o, BNX2X_FILTER_VLAN_MAC_PENDING, - cam_offset, add, - elem->cmd_data.vlan_mac.u.vlan_mac.mac, - elem->cmd_data.vlan_mac.u.vlan_mac.vlan, - ETH_VLAN_FILTER_CLASSIFY, config); -} - -#define list_next_entry(pos, member) \ - list_entry((pos)->member.next, typeof(*(pos)), member) - /** * bnx2x_vlan_mac_restore - reconfigure next MAC/VLAN/VLAN-MAC element * * @bp: device handle * @p: command parameters - * @ppos: pointer to the cooky + * @ppos: pointer to the cookie * * reconfigure next MAC/VLAN/VLAN-MAC element from the * previously configured elements list. @@ -1054,7 +1049,7 @@ static void bnx2x_set_one_vlan_mac_e1h(struct bnx2x *bp, * from command parameters only RAMROD_COMP_WAIT bit in ramrod_flags is taken * into an account * - * pointer to the cooky - that should be given back in the next call to make + * pointer to the cookie - that should be given back in the next call to make * function handle the next element. If *ppos is set to NULL it will restart the * iterator. If returned *ppos == NULL this means that the last element has been * handled. @@ -1102,8 +1097,7 @@ static int bnx2x_vlan_mac_restore(struct bnx2x *bp, return bnx2x_config_vlan_mac(bp, p); } -/* - * bnx2x_exeq_get_mac/bnx2x_exeq_get_vlan/bnx2x_exeq_get_vlan_mac return a +/* bnx2x_exeq_get_mac/bnx2x_exeq_get_vlan/bnx2x_exeq_get_vlan_mac return a * pointer to an element with a specific criteria and NULL if such an element * hasn't been found. */ @@ -1141,24 +1135,6 @@ static struct bnx2x_exeq_elem *bnx2x_exeq_get_vlan( return NULL; } -static struct bnx2x_exeq_elem *bnx2x_exeq_get_vlan_mac( - struct bnx2x_exe_queue_obj *o, - struct bnx2x_exeq_elem *elem) -{ - struct bnx2x_exeq_elem *pos; - struct bnx2x_vlan_mac_ramrod_data *data = - &elem->cmd_data.vlan_mac.u.vlan_mac; - - /* Check pending for execution commands */ - list_for_each_entry(pos, &o->exe_queue, link) - if (!memcmp(&pos->cmd_data.vlan_mac.u.vlan_mac, data, - sizeof(*data)) && - (pos->cmd_data.vlan_mac.cmd == elem->cmd_data.vlan_mac.cmd)) - return pos; - - return NULL; -} - /** * bnx2x_validate_vlan_mac_add - check if an ADD command can be executed * @@ -1187,8 +1163,7 @@ static inline int bnx2x_validate_vlan_mac_add(struct bnx2x *bp, return rc; } - /* - * Check if there is a pending ADD command for this + /* Check if there is a pending ADD command for this * MAC/VLAN/VLAN-MAC. Return an error if there is. */ if (exeq->get(exeq, elem)) { @@ -1196,8 +1171,7 @@ static inline int bnx2x_validate_vlan_mac_add(struct bnx2x *bp, return -EEXIST; } - /* - * TODO: Check the pending MOVE from other objects where this + /* TODO: Check the pending MOVE from other objects where this * object is a destination object. */ @@ -1240,8 +1214,7 @@ static inline int bnx2x_validate_vlan_mac_del(struct bnx2x *bp, return -EEXIST; } - /* - * Check if there are pending DEL or MOVE commands for this + /* Check if there are pending DEL or MOVE commands for this * MAC/VLAN/VLAN-MAC. Return an error if so. */ memcpy(&query_elem, elem, sizeof(query_elem)); @@ -1292,8 +1265,7 @@ static inline int bnx2x_validate_vlan_mac_move(struct bnx2x *bp, struct bnx2x_exe_queue_obj *src_exeq = &src_o->exe_queue; struct bnx2x_exe_queue_obj *dest_exeq = &dest_o->exe_queue; - /* - * Check if we can perform this operation based on the current registry + /* Check if we can perform this operation based on the current registry * state. */ if (!src_o->check_move(bp, src_o, dest_o, @@ -1302,8 +1274,7 @@ static inline int bnx2x_validate_vlan_mac_move(struct bnx2x *bp, return -EINVAL; } - /* - * Check if there is an already pending DEL or MOVE command for the + /* Check if there is an already pending DEL or MOVE command for the * source object or ADD command for a destination object. Return an * error if so. */ @@ -1392,7 +1363,7 @@ static int bnx2x_remove_vlan_mac(struct bnx2x *bp, } /** - * bnx2x_wait_vlan_mac - passivly wait for 5 seconds until all work completes. + * bnx2x_wait_vlan_mac - passively wait for 5 seconds until all work completes. * * @bp: device handle * @o: bnx2x_vlan_mac_obj @@ -1421,6 +1392,32 @@ static int bnx2x_wait_vlan_mac(struct bnx2x *bp, return -EBUSY; } +static int __bnx2x_vlan_mac_execute_step(struct bnx2x *bp, + struct bnx2x_vlan_mac_obj *o, + unsigned long *ramrod_flags) +{ + int rc = 0; + + spin_lock_bh(&o->exe_queue.lock); + + DP(BNX2X_MSG_SP, "vlan_mac_execute_step - trying to take writer lock\n"); + rc = __bnx2x_vlan_mac_h_write_trylock(bp, o); + + if (rc != 0) { + __bnx2x_vlan_mac_h_pend(bp, o, *ramrod_flags); + + /* Calling function should not diffrentiate between this case + * and the case in which there is already a pending ramrod + */ + rc = 1; + } else { + rc = bnx2x_exe_queue_step(bp, &o->exe_queue, ramrod_flags); + } + spin_unlock_bh(&o->exe_queue.lock); + + return rc; +} + /** * bnx2x_complete_vlan_mac - complete one VLAN-MAC ramrod * @@ -1438,19 +1435,27 @@ static int bnx2x_complete_vlan_mac(struct bnx2x *bp, struct bnx2x_raw_obj *r = &o->raw; int rc; + /* Clearing the pending list & raw state should be made + * atomically (as execution flow assumes they represent the same). + */ + spin_lock_bh(&o->exe_queue.lock); + /* Reset pending list */ - bnx2x_exe_queue_reset_pending(bp, &o->exe_queue); + __bnx2x_exe_queue_reset_pending(bp, &o->exe_queue); /* Clear pending */ r->clear_pending(r); + spin_unlock_bh(&o->exe_queue.lock); + /* If ramrod failed this is most likely a SW bug */ if (cqe->message.error) return -EINVAL; /* Run the next bulk of pending commands if requested */ if (test_bit(RAMROD_CONT, ramrod_flags)) { - rc = bnx2x_exe_queue_step(bp, &o->exe_queue, ramrod_flags); + rc = __bnx2x_vlan_mac_execute_step(bp, o, ramrod_flags); + if (rc < 0) return rc; } @@ -1550,9 +1555,8 @@ static inline int bnx2x_vlan_mac_get_registry_elem( /* Get a new CAM offset */ if (!o->get_cam_offset(o, ®_elem->cam_offset)) { - /* - * This shell never happen, because we have checked the - * CAM availiability in the 'validate'. + /* This shall never happen, because we have checked the + * CAM availability in the 'validate'. */ WARN_ON(1); kfree(reg_elem); @@ -1599,8 +1603,7 @@ static int bnx2x_execute_vlan_mac(struct bnx2x *bp, struct bnx2x_vlan_mac_registry_elem *reg_elem; enum bnx2x_vlan_mac_cmd cmd; - /* - * If DRIVER_ONLY execution is requested, cleanup a registry + /* If DRIVER_ONLY execution is requested, cleanup a registry * and exit. Otherwise send a ramrod to FW. */ if (!drv_only) { @@ -1609,11 +1612,10 @@ static int bnx2x_execute_vlan_mac(struct bnx2x *bp, /* Set pending */ r->set_pending(r); - /* Fill tha ramrod data */ + /* Fill the ramrod data */ list_for_each_entry(elem, exe_chunk, link) { cmd = elem->cmd_data.vlan_mac.cmd; - /* - * We will add to the target object in MOVE command, so + /* We will add to the target object in MOVE command, so * change the object for a CAM search. */ if (cmd == BNX2X_VLAN_MAC_MOVE) @@ -1646,12 +1648,11 @@ static int bnx2x_execute_vlan_mac(struct bnx2x *bp, idx++; } - /* - * No need for an explicit memory barrier here as long we would - * need to ensure the ordering of writing to the SPQ element - * and updating of the SPQ producer which involves a memory - * read and we will have to put a full memory barrier there - * (inside bnx2x_sp_post()). + /* No need for an explicit memory barrier here as long we would + * need to ensure the ordering of writing to the SPQ element + * and updating of the SPQ producer which involves a memory + * read and we will have to put a full memory barrier there + * (inside bnx2x_sp_post()). */ rc = bnx2x_sp_post(bp, o->ramrod_cmd, r->cid, @@ -1747,9 +1748,8 @@ static inline int bnx2x_vlan_mac_push_new_cmd( * @p: * */ -int bnx2x_config_vlan_mac( - struct bnx2x *bp, - struct bnx2x_vlan_mac_ramrod_params *p) +int bnx2x_config_vlan_mac(struct bnx2x *bp, + struct bnx2x_vlan_mac_ramrod_params *p) { int rc = 0; struct bnx2x_vlan_mac_obj *o = p->vlan_mac_obj; @@ -1766,8 +1766,7 @@ int bnx2x_config_vlan_mac( return rc; } - /* - * If nothing will be executed further in this iteration we want to + /* If nothing will be executed further in this iteration we want to * return PENDING if there are pending commands */ if (!bnx2x_exe_queue_empty(&o->exe_queue)) @@ -1781,18 +1780,17 @@ int bnx2x_config_vlan_mac( /* Execute commands if required */ if (cont || test_bit(RAMROD_EXEC, ramrod_flags) || test_bit(RAMROD_COMP_WAIT, ramrod_flags)) { - rc = bnx2x_exe_queue_step(bp, &o->exe_queue, ramrod_flags); + rc = __bnx2x_vlan_mac_execute_step(bp, p->vlan_mac_obj, + &p->ramrod_flags); if (rc < 0) return rc; } - /* - * RAMROD_COMP_WAIT is a superset of RAMROD_EXEC. If it was set + /* RAMROD_COMP_WAIT is a superset of RAMROD_EXEC. If it was set * then user want to wait until the last command is done. */ if (test_bit(RAMROD_COMP_WAIT, &p->ramrod_flags)) { - /* - * Wait maximum for the current exe_queue length iterations plus + /* Wait maximum for the current exe_queue length iterations plus * one (for the current pending command). */ int max_iterations = bnx2x_exe_queue_length(&o->exe_queue) + 1; @@ -1806,8 +1804,9 @@ int bnx2x_config_vlan_mac( return rc; /* Make a next step */ - rc = bnx2x_exe_queue_step(bp, &o->exe_queue, - ramrod_flags); + rc = __bnx2x_vlan_mac_execute_step(bp, + p->vlan_mac_obj, + &p->ramrod_flags); if (rc < 0) return rc; } @@ -1818,8 +1817,6 @@ int bnx2x_config_vlan_mac( return rc; } - - /** * bnx2x_vlan_mac_del_all - delete elements with given vlan_mac_flags spec * @@ -1829,7 +1826,7 @@ int bnx2x_config_vlan_mac( * @ramrod_flags: execution flags to be used for this deletion * * if the last operation has completed successfully and there are no - * moreelements left, positive value if the last operation has completed + * more elements left, positive value if the last operation has completed * successfully and there are more previously configured elements, negative * value is current operation has failed. */ @@ -1839,18 +1836,21 @@ static int bnx2x_vlan_mac_del_all(struct bnx2x *bp, unsigned long *ramrod_flags) { struct bnx2x_vlan_mac_registry_elem *pos = NULL; - int rc = 0; struct bnx2x_vlan_mac_ramrod_params p; struct bnx2x_exe_queue_obj *exeq = &o->exe_queue; struct bnx2x_exeq_elem *exeq_pos, *exeq_pos_n; + unsigned long flags; + int read_lock; + int rc = 0; /* Clear pending commands first */ spin_lock_bh(&exeq->lock); list_for_each_entry_safe(exeq_pos, exeq_pos_n, &exeq->exe_queue, link) { - if (exeq_pos->cmd_data.vlan_mac.vlan_mac_flags == - *vlan_mac_flags) { + flags = exeq_pos->cmd_data.vlan_mac.vlan_mac_flags; + if (BNX2X_VLAN_MAC_CMP_FLAGS(flags) == + BNX2X_VLAN_MAC_CMP_FLAGS(*vlan_mac_flags)) { rc = exeq->remove(bp, exeq->owner, exeq_pos); if (rc) { BNX2X_ERR("Failed to remove command\n"); @@ -1870,26 +1870,36 @@ static int bnx2x_vlan_mac_del_all(struct bnx2x *bp, p.ramrod_flags = *ramrod_flags; p.user_req.cmd = BNX2X_VLAN_MAC_DEL; - /* - * Add all but the last VLAN-MAC to the execution queue without actually + /* Add all but the last VLAN-MAC to the execution queue without actually * execution anything. */ __clear_bit(RAMROD_COMP_WAIT, &p.ramrod_flags); __clear_bit(RAMROD_EXEC, &p.ramrod_flags); __clear_bit(RAMROD_CONT, &p.ramrod_flags); + DP(BNX2X_MSG_SP, "vlan_mac_del_all -- taking vlan_mac_lock (reader)\n"); + read_lock = bnx2x_vlan_mac_h_read_lock(bp, o); + if (read_lock != 0) + return read_lock; + list_for_each_entry(pos, &o->head, link) { - if (pos->vlan_mac_flags == *vlan_mac_flags) { + flags = pos->vlan_mac_flags; + if (BNX2X_VLAN_MAC_CMP_FLAGS(flags) == + BNX2X_VLAN_MAC_CMP_FLAGS(*vlan_mac_flags)) { p.user_req.vlan_mac_flags = pos->vlan_mac_flags; memcpy(&p.user_req.u, &pos->u, sizeof(pos->u)); rc = bnx2x_config_vlan_mac(bp, &p); if (rc < 0) { BNX2X_ERR("Failed to add a new DEL command\n"); + bnx2x_vlan_mac_h_read_unlock(bp, o); return rc; } } } + DP(BNX2X_MSG_SP, "vlan_mac_del_all -- releasing vlan_mac_lock (reader)\n"); + bnx2x_vlan_mac_h_read_unlock(bp, o); + p.ramrod_flags = *ramrod_flags; __set_bit(RAMROD_CONT, &p.ramrod_flags); @@ -1921,6 +1931,9 @@ static inline void bnx2x_init_vlan_mac_common(struct bnx2x_vlan_mac_obj *o, struct bnx2x_credit_pool_obj *vlans_pool) { INIT_LIST_HEAD(&o->head); + o->head_reader = 0; + o->head_exe_request = false; + o->saved_ramrod_flags = 0; o->macs_pool = macs_pool; o->vlans_pool = vlans_pool; @@ -1934,7 +1947,6 @@ static inline void bnx2x_init_vlan_mac_common(struct bnx2x_vlan_mac_obj *o, state, pstate, type); } - void bnx2x_init_mac_obj(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *mac_obj, u8 cl_id, u32 cid, u8 func_id, void *rdata, @@ -2030,71 +2042,6 @@ void bnx2x_init_vlan_obj(struct bnx2x *bp, } } -void bnx2x_init_vlan_mac_obj(struct bnx2x *bp, - struct bnx2x_vlan_mac_obj *vlan_mac_obj, - u8 cl_id, u32 cid, u8 func_id, void *rdata, - dma_addr_t rdata_mapping, int state, - unsigned long *pstate, bnx2x_obj_type type, - struct bnx2x_credit_pool_obj *macs_pool, - struct bnx2x_credit_pool_obj *vlans_pool) -{ - union bnx2x_qable_obj *qable_obj = - (union bnx2x_qable_obj *)vlan_mac_obj; - - bnx2x_init_vlan_mac_common(vlan_mac_obj, cl_id, cid, func_id, rdata, - rdata_mapping, state, pstate, type, - macs_pool, vlans_pool); - - /* CAM pool handling */ - vlan_mac_obj->get_credit = bnx2x_get_credit_vlan_mac; - vlan_mac_obj->put_credit = bnx2x_put_credit_vlan_mac; - /* - * CAM offset is relevant for 57710 and 57711 chips only which have a - * single CAM for both MACs and VLAN-MAC pairs. So the offset - * will be taken from MACs' pool object only. - */ - vlan_mac_obj->get_cam_offset = bnx2x_get_cam_offset_mac; - vlan_mac_obj->put_cam_offset = bnx2x_put_cam_offset_mac; - - if (CHIP_IS_E1(bp)) { - BNX2X_ERR("Do not support chips others than E2\n"); - BUG(); - } else if (CHIP_IS_E1H(bp)) { - vlan_mac_obj->set_one_rule = bnx2x_set_one_vlan_mac_e1h; - vlan_mac_obj->check_del = bnx2x_check_vlan_mac_del; - vlan_mac_obj->check_add = bnx2x_check_vlan_mac_add; - vlan_mac_obj->check_move = bnx2x_check_move_always_err; - vlan_mac_obj->ramrod_cmd = RAMROD_CMD_ID_ETH_SET_MAC; - - /* Exe Queue */ - bnx2x_exe_queue_init(bp, - &vlan_mac_obj->exe_queue, 1, qable_obj, - bnx2x_validate_vlan_mac, - bnx2x_remove_vlan_mac, - bnx2x_optimize_vlan_mac, - bnx2x_execute_vlan_mac, - bnx2x_exeq_get_vlan_mac); - } else { - vlan_mac_obj->set_one_rule = bnx2x_set_one_vlan_mac_e2; - vlan_mac_obj->check_del = bnx2x_check_vlan_mac_del; - vlan_mac_obj->check_add = bnx2x_check_vlan_mac_add; - vlan_mac_obj->check_move = bnx2x_check_move; - vlan_mac_obj->ramrod_cmd = - RAMROD_CMD_ID_ETH_CLASSIFICATION_RULES; - - /* Exe Queue */ - bnx2x_exe_queue_init(bp, - &vlan_mac_obj->exe_queue, - CLASSIFY_RULES_COUNT, - qable_obj, bnx2x_validate_vlan_mac, - bnx2x_remove_vlan_mac, - bnx2x_optimize_vlan_mac, - bnx2x_execute_vlan_mac, - bnx2x_exeq_get_vlan_mac); - } - -} - /* RX_MODE verbs: DROP_ALL/ACCEPT_ALL/ACCEPT_ALL_MULTI/ACCEPT_ALL_VLAN/NORMAL */ static inline void __storm_memset_mac_filters(struct bnx2x *bp, struct tstorm_eth_mac_filter_config *mac_filters, @@ -2117,12 +2064,12 @@ static int bnx2x_set_rx_mode_e1x(struct bnx2x *bp, struct tstorm_eth_mac_filter_config *mac_filters = (struct tstorm_eth_mac_filter_config *)p->rdata; - /* initial seeting is drop-all */ + /* initial setting is drop-all */ u8 drop_all_ucast = 1, drop_all_mcast = 1; u8 accp_all_ucast = 0, accp_all_bcast = 0, accp_all_mcast = 0; u8 unmatched_unicast = 0; - /* In e1x there we only take into account rx acceot flag since tx switching + /* In e1x there we only take into account rx accept flag since tx switching * isn't enabled. */ if (test_bit(BNX2X_ACCEPT_UNICAST, &p->rx_accept_flags)) /* accept matched ucast */ @@ -2184,7 +2131,7 @@ static int bnx2x_set_rx_mode_e1x(struct bnx2x *bp, /* The operation is completed */ clear_bit(p->state, p->pstate); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); return 0; } @@ -2245,7 +2192,6 @@ static inline void bnx2x_rx_mode_set_cmd_state_e2(struct bnx2x *bp, } cmd->state = cpu_to_le16(state); - } static int bnx2x_set_rx_mode_e2(struct bnx2x *bp, @@ -2286,9 +2232,7 @@ static int bnx2x_set_rx_mode_e2(struct bnx2x *bp, false); } - - /* - * If FCoE Queue configuration has been requested configure the Rx and + /* If FCoE Queue configuration has been requested configure the Rx and * internal switching modes for this queue in separate rules. * * FCoE queue shell never be set to ACCEPT_ALL packets of any sort: @@ -2324,8 +2268,7 @@ static int bnx2x_set_rx_mode_e2(struct bnx2x *bp, } } - /* - * Set the ramrod header (most importantly - number of rules to + /* Set the ramrod header (most importantly - number of rules to * configure). */ bnx2x_rx_mode_set_rdata_hdr_e2(p->cid, &data->header, rule_idx); @@ -2334,12 +2277,11 @@ static int bnx2x_set_rx_mode_e2(struct bnx2x *bp, data->header.rule_cnt, p->rx_accept_flags, p->tx_accept_flags); - /* - * No need for an explicit memory barrier here as long we would - * need to ensure the ordering of writing to the SPQ element - * and updating of the SPQ producer which involves a memory - * read and we will have to put a full memory barrier there - * (inside bnx2x_sp_post()). + /* No need for an explicit memory barrier here as long as we + * ensure the ordering of writing to the SPQ element + * and updating of the SPQ producer which involves a memory + * read. If the memory read is removed we will have to put a + * full memory barrier there (inside bnx2x_sp_post()). */ /* Send a ramrod */ @@ -2476,7 +2418,7 @@ static int bnx2x_mcast_enqueue_cmd(struct bnx2x *bp, cur_mac = (struct bnx2x_mcast_mac_elem *) ((u8 *)new_cmd + sizeof(*new_cmd)); - /* Push the MACs of the current command into the pendig command + /* Push the MACs of the current command into the pending command * MACs list: FIFO */ list_for_each_entry(pos, &p->mcast_list, link) { @@ -2909,7 +2851,6 @@ static int bnx2x_mcast_validate_e2(struct bnx2x *bp, default: BNX2X_ERR("Unknown command: %d\n", cmd); return -EINVAL; - } /* Increase the total number of MACs pending to be configured */ @@ -3034,20 +2975,18 @@ static int bnx2x_mcast_setup_e2(struct bnx2x *bp, if (!o->total_pending_num) bnx2x_mcast_refresh_registry_e2(bp, o); - /* - * If CLEAR_ONLY was requested - don't send a ramrod and clear + /* If CLEAR_ONLY was requested - don't send a ramrod and clear * RAMROD_PENDING status immediately. */ if (test_bit(RAMROD_DRV_CLR_ONLY, &p->ramrod_flags)) { raw->clear_pending(raw); return 0; } else { - /* - * No need for an explicit memory barrier here as long we would - * need to ensure the ordering of writing to the SPQ element - * and updating of the SPQ producer which involves a memory - * read and we will have to put a full memory barrier there - * (inside bnx2x_sp_post()). + /* No need for an explicit memory barrier here as long as we + * ensure the ordering of writing to the SPQ element + * and updating of the SPQ producer which involves a memory + * read. If the memory read is removed we will have to put a + * full memory barrier there (inside bnx2x_sp_post()). */ /* Send a ramrod */ @@ -3121,7 +3060,7 @@ static inline void bnx2x_mcast_hdl_restore_e1h(struct bnx2x *bp, } } -/* On 57711 we write the multicast MACs' aproximate match +/* On 57711 we write the multicast MACs' approximate match * table by directly into the TSTORM's internal RAM. So we don't * really need to handle any tricks to make it work. */ @@ -3223,7 +3162,6 @@ static int bnx2x_mcast_validate_e1(struct bnx2x *bp, default: BNX2X_ERR("Unknown command: %d\n", cmd); return -EINVAL; - } /* We want to ensure that commands are executed one by one for 57710. @@ -3245,7 +3183,7 @@ static void bnx2x_mcast_revert_e1(struct bnx2x *bp, /* If current command hasn't been handled yet and we are * here means that it's meant to be dropped and we have to - * update the number of outstandling MACs accordingly. + * update the number of outstanding MACs accordingly. */ if (p->mcast_list_len) o->total_pending_num -= o->max_cmd_len; @@ -3342,7 +3280,6 @@ static inline int bnx2x_mcast_handle_restore_cmd_e1( return -1; } - static inline int bnx2x_mcast_handle_pending_cmds_e1( struct bnx2x *bp, struct bnx2x_mcast_ramrod_params *p) { @@ -3352,7 +3289,6 @@ static inline int bnx2x_mcast_handle_pending_cmds_e1( union bnx2x_mcast_config_data cfg_data = {NULL}; int cnt = 0; - /* If nothing to be done - return */ if (list_empty(&o->pending_cmds_head)) return 0; @@ -3523,20 +3459,18 @@ static int bnx2x_mcast_setup_e1(struct bnx2x *bp, if (rc) return rc; - /* - * If CLEAR_ONLY was requested - don't send a ramrod and clear + /* If CLEAR_ONLY was requested - don't send a ramrod and clear * RAMROD_PENDING status immediately. */ if (test_bit(RAMROD_DRV_CLR_ONLY, &p->ramrod_flags)) { raw->clear_pending(raw); return 0; } else { - /* - * No need for an explicit memory barrier here as long we would - * need to ensure the ordering of writing to the SPQ element - * and updating of the SPQ producer which involves a memory - * read and we will have to put a full memory barrier there - * (inside bnx2x_sp_post()). + /* No need for an explicit memory barrier here as long as we + * ensure the ordering of writing to the SPQ element + * and updating of the SPQ producer which involves a memory + * read. If the memory read is removed we will have to put a + * full memory barrier there (inside bnx2x_sp_post()). */ /* Send a ramrod */ @@ -3550,7 +3484,6 @@ static int bnx2x_mcast_setup_e1(struct bnx2x *bp, /* Ramrod completion is pending */ return 1; } - } static int bnx2x_mcast_get_registry_size_exact(struct bnx2x_mcast_obj *o) @@ -3643,16 +3576,16 @@ error_exit1: static void bnx2x_mcast_clear_sched(struct bnx2x_mcast_obj *o) { - smp_mb__before_clear_bit(); + smp_mb__before_atomic(); clear_bit(o->sched_state, o->raw.pstate); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); } static void bnx2x_mcast_set_sched(struct bnx2x_mcast_obj *o) { - smp_mb__before_clear_bit(); + smp_mb__before_atomic(); set_bit(o->sched_state, o->raw.pstate); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); } static bool bnx2x_mcast_check_sched(struct bnx2x_mcast_obj *o) @@ -3848,7 +3781,6 @@ static bool bnx2x_credit_pool_always_true(struct bnx2x_credit_pool_obj *o, return true; } - static bool bnx2x_credit_pool_get_entry( struct bnx2x_credit_pool_obj *o, int *offset) @@ -3999,8 +3931,7 @@ void bnx2x_init_mac_credit_pool(struct bnx2x *bp, } else { - /* - * CAM credit is equaly divided between all active functions + /* CAM credit is equaly divided between all active functions * on the PATH. */ if ((func_num > 0)) { @@ -4009,8 +3940,7 @@ void bnx2x_init_mac_credit_pool(struct bnx2x *bp, else cam_sz = BNX2X_CAM_SIZE_EMUL; - /* - * No need for CAM entries handling for 57712 and + /* No need for CAM entries handling for 57712 and * newer. */ bnx2x_init_credit_pool(p, -1, cam_sz); @@ -4018,7 +3948,6 @@ void bnx2x_init_mac_credit_pool(struct bnx2x *bp, /* this should never happen! Block MAC operations. */ bnx2x_init_credit_pool(p, 0, 0); } - } } @@ -4028,14 +3957,12 @@ void bnx2x_init_vlan_credit_pool(struct bnx2x *bp, u8 func_num) { if (CHIP_IS_E1x(bp)) { - /* - * There is no VLAN credit in HW on 57710 and 57711 only + /* There is no VLAN credit in HW on 57710 and 57711 only * MAC / MAC-VLAN can be set */ bnx2x_init_credit_pool(p, 0, -1); } else { - /* - * CAM credit is equaly divided between all active functions + /* CAM credit is equally divided between all active functions * on the PATH. */ if (func_num > 0) { @@ -4051,7 +3978,7 @@ void bnx2x_init_vlan_credit_pool(struct bnx2x *bp, /** * bnx2x_debug_print_ind_table - prints the indirection table configuration. * - * @bp: driver hanlde + * @bp: driver handle * @p: pointer to rss configuration * * Prints it when NETIF_MSG_IFUP debug level is configured. @@ -4164,12 +4091,11 @@ static int bnx2x_setup_rss(struct bnx2x *bp, data->capabilities |= ETH_RSS_UPDATE_RAMROD_DATA_UPDATE_RSS_KEY; } - /* - * No need for an explicit memory barrier here as long we would - * need to ensure the ordering of writing to the SPQ element - * and updating of the SPQ producer which involves a memory - * read and we will have to put a full memory barrier there - * (inside bnx2x_sp_post()). + /* No need for an explicit memory barrier here as long as we + * ensure the ordering of writing to the SPQ element + * and updating of the SPQ producer which involves a memory + * read. If the memory read is removed we will have to put a + * full memory barrier there (inside bnx2x_sp_post()). */ /* Send a ramrod */ @@ -4198,8 +4124,11 @@ int bnx2x_config_rss(struct bnx2x *bp, struct bnx2x_raw_obj *r = &o->raw; /* Do nothing if only driver cleanup was requested */ - if (test_bit(RAMROD_DRV_CLR_ONLY, &p->ramrod_flags)) + if (test_bit(RAMROD_DRV_CLR_ONLY, &p->ramrod_flags)) { + DP(BNX2X_MSG_SP, "Not configuring RSS ramrod_flags=%lx\n", + p->ramrod_flags); return 0; + } r->set_pending(r); @@ -4215,7 +4144,6 @@ int bnx2x_config_rss(struct bnx2x *bp, return rc; } - void bnx2x_init_rss_config_obj(struct bnx2x *bp, struct bnx2x_rss_config_obj *rss_obj, u8 cl_id, u32 cid, u8 func_id, u8 engine_id, @@ -4272,7 +4200,7 @@ int bnx2x_queue_state_change(struct bnx2x *bp, if (rc) { o->next_state = BNX2X_Q_STATE_MAX; clear_bit(pending_bit, pending); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); return rc; } @@ -4288,7 +4216,6 @@ int bnx2x_queue_state_change(struct bnx2x *bp, return !!test_bit(pending_bit, pending); } - static int bnx2x_queue_set_pending(struct bnx2x_queue_sp_obj *obj, struct bnx2x_queue_state_params *params) { @@ -4337,7 +4264,7 @@ static int bnx2x_queue_comp_cmd(struct bnx2x *bp, } if (o->next_tx_only >= o->max_cos) - /* >= becuase tx only must always be smaller than cos since the + /* >= because tx only must always be smaller than cos since the * primary connection supports COS 0 */ BNX2X_ERR("illegal value for next tx_only: %d. max cos was %d", @@ -4361,7 +4288,7 @@ static int bnx2x_queue_comp_cmd(struct bnx2x *bp, wmb(); clear_bit(cmd, &o->pending); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); return 0; } @@ -4403,7 +4330,6 @@ static void bnx2x_q_fill_init_general_data(struct bnx2x *bp, gen_data->mtu = cpu_to_le16(params->mtu); gen_data->func_id = o->func_id; - gen_data->cos = params->cos; gen_data->traffic_type = @@ -4530,7 +4456,6 @@ static void bnx2x_q_fill_init_rx_data(struct bnx2x_queue_sp_obj *o, cpu_to_le16(params->silent_removal_value); rx_data->silent_vlan_mask = cpu_to_le16(params->silent_removal_mask); - } /* initialize the general, tx and rx parts of a queue object */ @@ -4652,14 +4577,12 @@ static inline int bnx2x_q_send_setup_e1x(struct bnx2x *bp, /* Fill the ramrod data */ bnx2x_q_fill_setup_data_cmn(bp, params, rdata); - /* - * No need for an explicit memory barrier here as long we would - * need to ensure the ordering of writing to the SPQ element - * and updating of the SPQ producer which involves a memory - * read and we will have to put a full memory barrier there - * (inside bnx2x_sp_post()). + /* No need for an explicit memory barrier here as long as we + * ensure the ordering of writing to the SPQ element + * and updating of the SPQ producer which involves a memory + * read. If the memory read is removed we will have to put a + * full memory barrier there (inside bnx2x_sp_post()). */ - return bnx2x_sp_post(bp, ramrod, o->cids[BNX2X_PRIMARY_CID_INDEX], U64_HI(data_mapping), U64_LO(data_mapping), ETH_CONNECTION_TYPE); @@ -4681,14 +4604,12 @@ static inline int bnx2x_q_send_setup_e2(struct bnx2x *bp, bnx2x_q_fill_setup_data_cmn(bp, params, rdata); bnx2x_q_fill_setup_data_e2(bp, params, rdata); - /* - * No need for an explicit memory barrier here as long we would - * need to ensure the ordering of writing to the SPQ element - * and updating of the SPQ producer which involves a memory - * read and we will have to put a full memory barrier there - * (inside bnx2x_sp_post()). + /* No need for an explicit memory barrier here as long as we + * ensure the ordering of writing to the SPQ element + * and updating of the SPQ producer which involves a memory + * read. If the memory read is removed we will have to put a + * full memory barrier there (inside bnx2x_sp_post()). */ - return bnx2x_sp_post(bp, ramrod, o->cids[BNX2X_PRIMARY_CID_INDEX], U64_HI(data_mapping), U64_LO(data_mapping), ETH_CONNECTION_TYPE); @@ -4706,7 +4627,6 @@ static inline int bnx2x_q_send_setup_tx_only(struct bnx2x *bp, ¶ms->params.tx_only; u8 cid_index = tx_only_params->cid_index; - if (cid_index >= o->max_cos) { BNX2X_ERR("queue[%d]: cid_index (%d) is out of range\n", o->cl_id, cid_index); @@ -4727,14 +4647,12 @@ static inline int bnx2x_q_send_setup_tx_only(struct bnx2x *bp, o->cids[cid_index], rdata->general.client_id, rdata->general.sp_client_id, rdata->general.cos); - /* - * No need for an explicit memory barrier here as long we would - * need to ensure the ordering of writing to the SPQ element - * and updating of the SPQ producer which involves a memory - * read and we will have to put a full memory barrier there - * (inside bnx2x_sp_post()). + /* No need for an explicit memory barrier here as long as we + * ensure the ordering of writing to the SPQ element + * and updating of the SPQ producer which involves a memory + * read. If the memory read is removed we will have to put a + * full memory barrier there (inside bnx2x_sp_post()). */ - return bnx2x_sp_post(bp, ramrod, o->cids[cid_index], U64_HI(data_mapping), U64_LO(data_mapping), ETH_CONNECTION_TYPE); @@ -4761,7 +4679,7 @@ static void bnx2x_q_fill_update_data(struct bnx2x *bp, test_bit(BNX2X_Q_UPDATE_IN_VLAN_REM_CHNG, ¶ms->update_flags); - /* Outer VLAN sripping */ + /* Outer VLAN stripping */ data->outer_vlan_removal_enable_flg = test_bit(BNX2X_Q_UPDATE_OUT_VLAN_REM, ¶ms->update_flags); data->outer_vlan_removal_change_flg = @@ -4797,6 +4715,13 @@ static void bnx2x_q_fill_update_data(struct bnx2x *bp, test_bit(BNX2X_Q_UPDATE_SILENT_VLAN_REM, ¶ms->update_flags); data->silent_vlan_value = cpu_to_le16(params->silent_removal_value); data->silent_vlan_mask = cpu_to_le16(params->silent_removal_mask); + + /* tx switching */ + data->tx_switching_flg = + test_bit(BNX2X_Q_UPDATE_TX_SWITCHING, ¶ms->update_flags); + data->tx_switching_change_flg = + test_bit(BNX2X_Q_UPDATE_TX_SWITCHING_CHNG, + ¶ms->update_flags); } static inline int bnx2x_q_send_update(struct bnx2x *bp, @@ -4816,21 +4741,18 @@ static inline int bnx2x_q_send_update(struct bnx2x *bp, return -EINVAL; } - /* Clear the ramrod data */ memset(rdata, 0, sizeof(*rdata)); /* Fill the ramrod data */ bnx2x_q_fill_update_data(bp, o, update_params, rdata); - /* - * No need for an explicit memory barrier here as long we would - * need to ensure the ordering of writing to the SPQ element - * and updating of the SPQ producer which involves a memory - * read and we will have to put a full memory barrier there - * (inside bnx2x_sp_post()). + /* No need for an explicit memory barrier here as long as we + * ensure the ordering of writing to the SPQ element + * and updating of the SPQ producer which involves a memory + * read. If the memory read is removed we will have to put a + * full memory barrier there (inside bnx2x_sp_post()). */ - return bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CLIENT_UPDATE, o->cids[cid_index], U64_HI(data_mapping), U64_LO(data_mapping), ETH_CONNECTION_TYPE); @@ -4877,11 +4799,62 @@ static inline int bnx2x_q_send_activate(struct bnx2x *bp, return bnx2x_q_send_update(bp, params); } +static void bnx2x_q_fill_update_tpa_data(struct bnx2x *bp, + struct bnx2x_queue_sp_obj *obj, + struct bnx2x_queue_update_tpa_params *params, + struct tpa_update_ramrod_data *data) +{ + data->client_id = obj->cl_id; + data->complete_on_both_clients = params->complete_on_both_clients; + data->dont_verify_rings_pause_thr_flg = + params->dont_verify_thr; + data->max_agg_size = cpu_to_le16(params->max_agg_sz); + data->max_sges_for_packet = params->max_sges_pkt; + data->max_tpa_queues = params->max_tpa_queues; + data->sge_buff_size = cpu_to_le16(params->sge_buff_sz); + data->sge_page_base_hi = cpu_to_le32(U64_HI(params->sge_map)); + data->sge_page_base_lo = cpu_to_le32(U64_LO(params->sge_map)); + data->sge_pause_thr_high = cpu_to_le16(params->sge_pause_thr_high); + data->sge_pause_thr_low = cpu_to_le16(params->sge_pause_thr_low); + data->tpa_mode = params->tpa_mode; + data->update_ipv4 = params->update_ipv4; + data->update_ipv6 = params->update_ipv6; +} + static inline int bnx2x_q_send_update_tpa(struct bnx2x *bp, struct bnx2x_queue_state_params *params) { - /* TODO: Not implemented yet. */ - return -1; + struct bnx2x_queue_sp_obj *o = params->q_obj; + struct tpa_update_ramrod_data *rdata = + (struct tpa_update_ramrod_data *)o->rdata; + dma_addr_t data_mapping = o->rdata_mapping; + struct bnx2x_queue_update_tpa_params *update_tpa_params = + ¶ms->params.update_tpa; + u16 type; + + /* Clear the ramrod data */ + memset(rdata, 0, sizeof(*rdata)); + + /* Fill the ramrod data */ + bnx2x_q_fill_update_tpa_data(bp, o, update_tpa_params, rdata); + + /* Add the function id inside the type, so that sp post function + * doesn't automatically add the PF func-id, this is required + * for operations done by PFs on behalf of their VFs + */ + type = ETH_CONNECTION_TYPE | + ((o->func_id) << SPE_HDR_FUNCTION_ID_SHIFT); + + /* No need for an explicit memory barrier here as long as we + * ensure the ordering of writing to the SPQ element + * and updating of the SPQ producer which involves a memory + * read. If the memory read is removed we will have to put a + * full memory barrier there (inside bnx2x_sp_post()). + */ + return bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_TPA_UPDATE, + o->cids[BNX2X_PRIMARY_CID_INDEX], + U64_HI(data_mapping), + U64_LO(data_mapping), type); } static inline int bnx2x_q_send_halt(struct bnx2x *bp, @@ -5038,8 +5011,7 @@ static int bnx2x_queue_chk_transition(struct bnx2x *bp, ¶ms->params.update; u8 next_tx_only = o->num_tx_only; - /* - * Forget all pending for completion commands if a driver only state + /* Forget all pending for completion commands if a driver only state * transition has been requested. */ if (test_bit(RAMROD_DRV_CLR_ONLY, ¶ms->ramrod_flags)) { @@ -5047,8 +5019,7 @@ static int bnx2x_queue_chk_transition(struct bnx2x *bp, o->next_state = BNX2X_Q_STATE_MAX; } - /* - * Don't allow a next state transition if we are in the middle of + /* Don't allow a next state transition if we are in the middle of * the previous one. */ if (o->pending) { @@ -5257,8 +5228,7 @@ enum bnx2x_func_state bnx2x_func_get_state(struct bnx2x *bp, if (o->pending) return BNX2X_F_STATE_MAX; - /* - * unsure the order of reading of o->pending and o->state + /* unsure the order of reading of o->pending and o->state * o->pending should be read first */ rmb(); @@ -5309,7 +5279,7 @@ static inline int bnx2x_func_state_change_comp(struct bnx2x *bp, wmb(); clear_bit(cmd, &o->pending); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); return 0; } @@ -5356,8 +5326,7 @@ static int bnx2x_func_chk_transition(struct bnx2x *bp, enum bnx2x_func_state state = o->state, next_state = BNX2X_F_STATE_MAX; enum bnx2x_func_cmd cmd = params->cmd; - /* - * Forget all pending for completion commands if a driver only state + /* Forget all pending for completion commands if a driver only state * transition has been requested. */ if (test_bit(RAMROD_DRV_CLR_ONLY, ¶ms->ramrod_flags)) { @@ -5365,8 +5334,7 @@ static int bnx2x_func_chk_transition(struct bnx2x *bp, o->next_state = BNX2X_F_STATE_MAX; } - /* - * Don't allow a next state transition if we are in the middle of + /* Don't allow a next state transition if we are in the middle of * the previous one. */ if (o->pending) @@ -5539,7 +5507,7 @@ static int bnx2x_func_hw_init(struct bnx2x *bp, goto init_err; } - /* Handle the beginning of COMMON_XXX pases separatelly... */ + /* Handle the beginning of COMMON_XXX pases separately... */ switch (load_code) { case FW_MSG_CODE_DRV_LOAD_COMMON_CHIP: rc = bnx2x_func_init_cmn_chip(bp, drv); @@ -5573,7 +5541,7 @@ static int bnx2x_func_hw_init(struct bnx2x *bp, init_err: drv->gunzip_end(bp); - /* In case of success, complete the comand immediatelly: no ramrods + /* In case of success, complete the command immediately: no ramrods * have been sent. */ if (!rc) @@ -5598,7 +5566,7 @@ static inline void bnx2x_func_reset_func(struct bnx2x *bp, } /** - * bnx2x_func_reset_port - reser HW at port stage + * bnx2x_func_reset_port - reset HW at port stage * * @bp: device handle * @drv: @@ -5620,7 +5588,7 @@ static inline void bnx2x_func_reset_port(struct bnx2x *bp, } /** - * bnx2x_func_reset_cmn - reser HW at common stage + * bnx2x_func_reset_cmn - reset HW at common stage * * @bp: device handle * @drv: @@ -5636,7 +5604,6 @@ static inline void bnx2x_func_reset_cmn(struct bnx2x *bp, drv->reset_hw_cmn(bp); } - static inline int bnx2x_func_hw_reset(struct bnx2x *bp, struct bnx2x_func_state_params *params) { @@ -5663,7 +5630,7 @@ static inline int bnx2x_func_hw_reset(struct bnx2x *bp, break; } - /* Complete the comand immediatelly: no ramrods have been sent. */ + /* Complete the command immediately: no ramrods have been sent. */ o->complete_cmd(bp, o, BNX2X_F_CMD_HW_RESET); return 0; @@ -5717,6 +5684,12 @@ static inline int bnx2x_func_send_switch_update(struct bnx2x *bp, rdata->tx_switch_suspend = switch_update_params->suspend; rdata->echo = SWITCH_UPDATE; + /* No need for an explicit memory barrier here as long as we + * ensure the ordering of writing to the SPQ element + * and updating of the SPQ producer which involves a memory + * read. If the memory read is removed we will have to put a + * full memory barrier there (inside bnx2x_sp_post()). + */ return bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_FUNCTION_UPDATE, 0, U64_HI(data_mapping), U64_LO(data_mapping), NONE_CONNECTION_TYPE); @@ -5744,11 +5717,11 @@ static inline int bnx2x_func_send_afex_update(struct bnx2x *bp, rdata->allowed_priorities = afex_update_params->allowed_priorities; rdata->echo = AFEX_UPDATE; - /* No need for an explicit memory barrier here as long we would - * need to ensure the ordering of writing to the SPQ element - * and updating of the SPQ producer which involves a memory - * read and we will have to put a full memory barrier there - * (inside bnx2x_sp_post()). + /* No need for an explicit memory barrier here as long as we + * ensure the ordering of writing to the SPQ element + * and updating of the SPQ producer which involves a memory + * read. If the memory read is removed we will have to put a + * full memory barrier there (inside bnx2x_sp_post()). */ DP(BNX2X_MSG_SP, "afex: sending func_update vif_id 0x%x dvlan 0x%x prio 0x%x\n", @@ -5833,6 +5806,12 @@ static inline int bnx2x_func_send_tx_start(struct bnx2x *bp, rdata->traffic_type_to_priority_cos[i] = tx_start_params->traffic_type_to_priority_cos[i]; + /* No need for an explicit memory barrier here as long as we + * ensure the ordering of writing to the SPQ element + * and updating of the SPQ producer which involves a memory + * read. If the memory read is removed we will have to put a + * full memory barrier there (inside bnx2x_sp_post()). + */ return bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_START_TRAFFIC, 0, U64_HI(data_mapping), U64_LO(data_mapping), NONE_CONNECTION_TYPE); @@ -5947,7 +5926,7 @@ int bnx2x_func_state_change(struct bnx2x *bp, if (rc) { o->next_state = BNX2X_F_STATE_MAX; clear_bit(cmd, pending); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); return rc; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h index 43c00bc84a0..718ecd29466 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.h @@ -12,7 +12,7 @@ * license other than the GPL, without Broadcom's express prior written * consent. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> * Written by: Vladislav Zolotarov * */ @@ -34,8 +34,7 @@ enum { RAMROD_RESTORE, /* Execute the next command now */ RAMROD_EXEC, - /* - * Don't add a new command and continue execution of posponed + /* Don't add a new command and continue execution of postponed * commands. If not set a new command will be added to the * pending commands list. */ @@ -129,8 +128,7 @@ enum bnx2x_vlan_mac_cmd { struct bnx2x_vlan_mac_data { /* Requested command: BNX2X_VLAN_MAC_XX */ enum bnx2x_vlan_mac_cmd cmd; - /* - * used to contain the data related vlan_mac_flags bits from + /* used to contain the data related vlan_mac_flags bits from * ramrod parameters. */ unsigned long vlan_mac_flags; @@ -190,14 +188,10 @@ typedef struct bnx2x_exeq_elem * struct bnx2x_exeq_elem *elem); struct bnx2x_exe_queue_obj { - /* - * Commands pending for an execution. - */ + /* Commands pending for an execution. */ struct list_head exe_queue; - /* - * Commands pending for an completion. - */ + /* Commands pending for an completion. */ struct list_head pending_comp; spinlock_t lock; @@ -245,14 +239,13 @@ struct bnx2x_exe_queue_obj { }; /***************** Classification verbs: Set/Del MAC/VLAN/VLAN-MAC ************/ /* - * Element in the VLAN_MAC registry list having all currenty configured + * Element in the VLAN_MAC registry list having all currently configured * rules. */ struct bnx2x_vlan_mac_registry_elem { struct list_head link; - /* - * Used to store the cam offset used for the mac/vlan/vlan-mac. + /* Used to store the cam offset used for the mac/vlan/vlan-mac. * Relevant for 57710 and 57711 only. VLANs and MACs share the * same CAM for these chips. */ @@ -273,6 +266,13 @@ enum { BNX2X_DONT_CONSUME_CAM_CREDIT, BNX2X_DONT_CONSUME_CAM_CREDIT_DEST, }; +/* When looking for matching filters, some flags are not interesting */ +#define BNX2X_VLAN_MAC_CMP_MASK (1 << BNX2X_UC_LIST_MAC | \ + 1 << BNX2X_ETH_MAC | \ + 1 << BNX2X_ISCSI_ETH_MAC | \ + 1 << BNX2X_NETQ_ETH_MAC) +#define BNX2X_VLAN_MAC_CMP_FLAGS(flags) \ + ((flags) & BNX2X_VLAN_MAC_CMP_MASK) struct bnx2x_vlan_mac_ramrod_params { /* Object to run the command from */ @@ -292,6 +292,12 @@ struct bnx2x_vlan_mac_obj { * entries. */ struct list_head head; + /* Implement a simple reader/writer lock on the head list. + * all these fields should only be accessed under the exe_queue lock + */ + u8 head_reader; /* Num. of readers accessing head list */ + bool head_exe_request; /* Pending execution request. */ + unsigned long saved_ramrod_flags; /* Ramrods of pending execution */ /* TODO: Add it's initialization in the init functions */ struct bnx2x_exe_queue_obj exe_queue; @@ -310,7 +316,7 @@ struct bnx2x_vlan_mac_obj { * @param n number of elements to get * @param buf buffer preallocated by caller into which elements * will be copied. Note elements are 4-byte aligned - * so buffer size must be able to accomodate the + * so buffer size must be able to accommodate the * aligned elements. * * @return number of copied bytes @@ -395,7 +401,7 @@ struct bnx2x_vlan_mac_obj { * @param bp * @param p Command parameters (RAMROD_COMP_WAIT bit in * ramrod_flags is only taken into an account) - * @param ppos a pointer to the cooky that should be given back in the + * @param ppos a pointer to the cookie that should be given back in the * next call to make function handle the next element. If * *ppos is set to NULL it will restart the iterator. * If returned *ppos == NULL this means that the last @@ -408,7 +414,7 @@ struct bnx2x_vlan_mac_obj { struct bnx2x_vlan_mac_registry_elem **ppos); /** - * Should be called on a completion arival. + * Should be called on a completion arrival. * * @param bp * @param o @@ -442,12 +448,9 @@ enum { BNX2X_LLH_CAM_MAX_PF_LINE = NIG_REG_LLH1_FUNC_MEM_SIZE / 2 }; -void bnx2x_set_mac_in_nig(struct bnx2x *bp, - bool add, unsigned char *dev_addr, int index); - /** RX_MODE verbs:DROP_ALL/ACCEPT_ALL/ACCEPT_ALL_MULTI/ACCEPT_ALL_VLAN/NORMAL */ -/* RX_MODE ramrod spesial flags: set in rx_mode_flags field in +/* RX_MODE ramrod special flags: set in rx_mode_flags field in * a bnx2x_rx_mode_ramrod_params. */ enum { @@ -475,8 +478,7 @@ struct bnx2x_rx_mode_ramrod_params { unsigned long ramrod_flags; unsigned long rx_mode_flags; - /* - * rdata is either a pointer to eth_filter_rules_ramrod_data(e2) or to + /* rdata is either a pointer to eth_filter_rules_ramrod_data(e2) or to * a tstorm_eth_mac_filter_config (e1x). */ void *rdata; @@ -646,12 +648,11 @@ struct bnx2x_credit_pool_obj { /* Maximum allowed credit. put() will check against it. */ int pool_sz; - /* - * Allocate a pool table statically. + /* Allocate a pool table statically. * - * Currently the mamimum allowed size is MAX_MAC_CREDIT_E2(272) + * Currently the maximum allowed size is MAX_MAC_CREDIT_E2(272) * - * The set bit in the table will mean that the entry is available. + * The set bit in the table will mean that the entry is available. */ #define BNX2X_POOL_VEC_SIZE (MAX_MAC_CREDIT_E2 / 64) u64 pool_mirror[BNX2X_POOL_VEC_SIZE]; @@ -766,7 +767,9 @@ enum { BNX2X_Q_UPDATE_DEF_VLAN_EN, BNX2X_Q_UPDATE_DEF_VLAN_EN_CHNG, BNX2X_Q_UPDATE_SILENT_VLAN_REM_CHNG, - BNX2X_Q_UPDATE_SILENT_VLAN_REM + BNX2X_Q_UPDATE_SILENT_VLAN_REM, + BNX2X_Q_UPDATE_TX_SWITCHING_CHNG, + BNX2X_Q_UPDATE_TX_SWITCHING }; /* Allowed Queue states */ @@ -832,7 +835,7 @@ enum { BNX2X_Q_FLG_TUN_INC_INNER_IP_ID }; -/* Queue type options: queue type may be a compination of below. */ +/* Queue type options: queue type may be a combination of below. */ enum bnx2x_q_type { /** TODO: Consider moving both these flags into the init() * ramrod params. @@ -890,6 +893,24 @@ struct bnx2x_queue_update_params { u8 cid_index; }; +struct bnx2x_queue_update_tpa_params { + dma_addr_t sge_map; + u8 update_ipv4; + u8 update_ipv6; + u8 max_tpa_queues; + u8 max_sges_pkt; + u8 complete_on_both_clients; + u8 dont_verify_thr; + u8 tpa_mode; + u8 _pad; + + u16 sge_buff_sz; + u16 max_agg_sz; + + u16 sge_pause_thr_low; + u16 sge_pause_thr_high; +}; + struct rxq_pause_params { u16 bd_th_lo; u16 bd_th_hi; @@ -984,6 +1005,7 @@ struct bnx2x_queue_state_params { /* Params according to the current command */ union { struct bnx2x_queue_update_params update; + struct bnx2x_queue_update_tpa_params update_tpa; struct bnx2x_queue_setup_params setup; struct bnx2x_queue_init_params init; struct bnx2x_queue_setup_tx_only_params tx_only; @@ -1002,10 +1024,9 @@ struct bnx2x_queue_sp_obj { u8 cl_id; u8 func_id; - /* - * number of traffic classes supported by queue. - * The primary connection of the queue suppotrs the first traffic - * class. Any further traffic class is suppoted by a tx-only + /* number of traffic classes supported by queue. + * The primary connection of the queue supports the first traffic + * class. Any further traffic class is supported by a tx-only * connection. * * Therefore max_cos is also a number of valid entries in the cids @@ -1021,7 +1042,7 @@ struct bnx2x_queue_sp_obj { /* BNX2X_Q_CMD_XX bits. This object implements "one * pending" paradigm but for debug and tracing purposes it's - * more convinient to have different bits for different + * more convenient to have different bits for different * commands. */ unsigned long pending; @@ -1210,7 +1231,7 @@ struct bnx2x_func_sp_obj { /* BNX2X_FUNC_CMD_XX bits. This object implements "one * pending" paradigm but for debug and tracing purposes it's - * more convinient to have different bits for different + * more convenient to have different bits for different * commands. */ unsigned long pending; @@ -1304,16 +1325,14 @@ void bnx2x_init_vlan_obj(struct bnx2x *bp, unsigned long *pstate, bnx2x_obj_type type, struct bnx2x_credit_pool_obj *vlans_pool); -void bnx2x_init_vlan_mac_obj(struct bnx2x *bp, - struct bnx2x_vlan_mac_obj *vlan_mac_obj, - u8 cl_id, u32 cid, u8 func_id, void *rdata, - dma_addr_t rdata_mapping, int state, - unsigned long *pstate, bnx2x_obj_type type, - struct bnx2x_credit_pool_obj *macs_pool, - struct bnx2x_credit_pool_obj *vlans_pool); - +int bnx2x_vlan_mac_h_read_lock(struct bnx2x *bp, + struct bnx2x_vlan_mac_obj *o); +void bnx2x_vlan_mac_h_read_unlock(struct bnx2x *bp, + struct bnx2x_vlan_mac_obj *o); +int bnx2x_vlan_mac_h_write_lock(struct bnx2x *bp, + struct bnx2x_vlan_mac_obj *o); int bnx2x_config_vlan_mac(struct bnx2x *bp, - struct bnx2x_vlan_mac_ramrod_params *p); + struct bnx2x_vlan_mac_ramrod_params *p); int bnx2x_vlan_mac_move(struct bnx2x *bp, struct bnx2x_vlan_mac_ramrod_params *p, @@ -1329,7 +1348,7 @@ void bnx2x_init_rx_mode_obj(struct bnx2x *bp, * * @p: Command parameters * - * Return: 0 - if operation was successfull and there is no pending completions, + * Return: 0 - if operation was successful and there is no pending completions, * positive number - if there are pending completions, * negative - if there were errors */ @@ -1361,7 +1380,7 @@ void bnx2x_init_mcast_obj(struct bnx2x *bp, * the current command will be enqueued to the tail of the * pending commands list. * - * Return: 0 is operation was successfull and there are no pending completions, + * Return: 0 is operation was successful and there are no pending completions, * negative if there were errors, positive if there are pending * completions. */ @@ -1377,7 +1396,6 @@ void bnx2x_init_vlan_credit_pool(struct bnx2x *bp, struct bnx2x_credit_pool_obj *p, u8 func_id, u8 func_num); - /****************** RSS CONFIGURATION ****************/ void bnx2x_init_rss_config_obj(struct bnx2x *bp, struct bnx2x_rss_config_obj *rss_obj, diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c index 2ce7c747136..eda8583f6fc 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c @@ -12,9 +12,9 @@ * license other than the GPL, without Broadcom's express prior written * consent. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> - * Written by: Shmulik Ravid <shmulikr@broadcom.com> - * Ariel Elior <ariele@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> + * Written by: Shmulik Ravid + * Ariel Elior <ariel.elior@qlogic.com> * */ #include "bnx2x.h" @@ -102,76 +102,22 @@ static void bnx2x_vf_igu_ack_sb(struct bnx2x *bp, struct bnx2x_virtf *vf, mmiowb(); barrier(); } -/* VFOP - VF slow-path operation support */ -#define BNX2X_VFOP_FILTER_ADD_CNT_MAX 0x10000 +static bool bnx2x_validate_vf_sp_objs(struct bnx2x *bp, + struct bnx2x_virtf *vf, + bool print_err) +{ + if (!bnx2x_leading_vfq(vf, sp_initialized)) { + if (print_err) + BNX2X_ERR("Slowpath objects not yet initialized!\n"); + else + DP(BNX2X_MSG_IOV, "Slowpath objects not yet initialized!\n"); + return false; + } + return true; +} /* VFOP operations states */ -enum bnx2x_vfop_qctor_state { - BNX2X_VFOP_QCTOR_INIT, - BNX2X_VFOP_QCTOR_SETUP, - BNX2X_VFOP_QCTOR_INT_EN -}; - -enum bnx2x_vfop_qdtor_state { - BNX2X_VFOP_QDTOR_HALT, - BNX2X_VFOP_QDTOR_TERMINATE, - BNX2X_VFOP_QDTOR_CFCDEL, - BNX2X_VFOP_QDTOR_DONE -}; - -enum bnx2x_vfop_vlan_mac_state { - BNX2X_VFOP_VLAN_MAC_CONFIG_SINGLE, - BNX2X_VFOP_VLAN_MAC_CLEAR, - BNX2X_VFOP_VLAN_MAC_CHK_DONE, - BNX2X_VFOP_MAC_CONFIG_LIST, - BNX2X_VFOP_VLAN_CONFIG_LIST, - BNX2X_VFOP_VLAN_CONFIG_LIST_0 -}; - -enum bnx2x_vfop_qsetup_state { - BNX2X_VFOP_QSETUP_CTOR, - BNX2X_VFOP_QSETUP_VLAN0, - BNX2X_VFOP_QSETUP_DONE -}; - -enum bnx2x_vfop_mcast_state { - BNX2X_VFOP_MCAST_DEL, - BNX2X_VFOP_MCAST_ADD, - BNX2X_VFOP_MCAST_CHK_DONE -}; -enum bnx2x_vfop_qflr_state { - BNX2X_VFOP_QFLR_CLR_VLAN, - BNX2X_VFOP_QFLR_CLR_MAC, - BNX2X_VFOP_QFLR_TERMINATE, - BNX2X_VFOP_QFLR_DONE -}; - -enum bnx2x_vfop_flr_state { - BNX2X_VFOP_FLR_QUEUES, - BNX2X_VFOP_FLR_HW -}; - -enum bnx2x_vfop_close_state { - BNX2X_VFOP_CLOSE_QUEUES, - BNX2X_VFOP_CLOSE_HW -}; - -enum bnx2x_vfop_rxmode_state { - BNX2X_VFOP_RXMODE_CONFIG, - BNX2X_VFOP_RXMODE_DONE -}; - -enum bnx2x_vfop_qteardown_state { - BNX2X_VFOP_QTEARDOWN_RXMODE, - BNX2X_VFOP_QTEARDOWN_CLR_VLAN, - BNX2X_VFOP_QTEARDOWN_CLR_MAC, - BNX2X_VFOP_QTEARDOWN_QDTOR, - BNX2X_VFOP_QTEARDOWN_DONE -}; - -#define bnx2x_vfop_reset_wq(vf) atomic_set(&vf->op_in_progress, 0) - void bnx2x_vfop_qctor_dump_tx(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_queue_init_params *init_params, struct bnx2x_queue_setup_params *setup_params, @@ -215,7 +161,7 @@ void bnx2x_vfop_qctor_dump_rx(struct bnx2x *bp, struct bnx2x_virtf *vf, void bnx2x_vfop_qctor_prep(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q, - struct bnx2x_vfop_qctor_params *p, + struct bnx2x_vf_queue_construct_params *p, unsigned long q_type) { struct bnx2x_queue_init_params *init_p = &p->qstate.params.init; @@ -265,11 +211,6 @@ void bnx2x_vfop_qctor_prep(struct bnx2x *bp, __set_bit(BNX2X_Q_FLG_TX_SEC, &setup_p->flags); __set_bit(BNX2X_Q_FLG_ANTI_SPOOF, &setup_p->flags); - if (vfq_is_leading(q)) { - __set_bit(BNX2X_Q_FLG_LEADING_RSS, &setup_p->flags); - __set_bit(BNX2X_Q_FLG_MCAST, &setup_p->flags); - } - /* Setup-op rx parameters */ if (test_bit(BNX2X_Q_TYPE_HAS_RX, &q_type)) { struct bnx2x_rxq_setup_params *rxq_p = &setup_p->rxq_params; @@ -289,184 +230,85 @@ void bnx2x_vfop_qctor_prep(struct bnx2x *bp, } } -/* VFOP queue construction */ -static void bnx2x_vfop_qctor(struct bnx2x *bp, struct bnx2x_virtf *vf) +static int bnx2x_vf_queue_create(struct bnx2x *bp, + struct bnx2x_virtf *vf, int qid, + struct bnx2x_vf_queue_construct_params *qctor) { - struct bnx2x_vfop *vfop = bnx2x_vfop_cur(bp, vf); - struct bnx2x_vfop_args_qctor *args = &vfop->args.qctor; - struct bnx2x_queue_state_params *q_params = &vfop->op_p->qctor.qstate; - enum bnx2x_vfop_qctor_state state = vfop->state; - - bnx2x_vfop_reset_wq(vf); - - if (vfop->rc < 0) - goto op_err; - - DP(BNX2X_MSG_IOV, "vf[%d] STATE: %d\n", vf->abs_vfid, state); - - switch (state) { - case BNX2X_VFOP_QCTOR_INIT: - - /* has this queue already been opened? */ - if (bnx2x_get_q_logical_state(bp, q_params->q_obj) == - BNX2X_Q_LOGICAL_STATE_ACTIVE) { - DP(BNX2X_MSG_IOV, - "Entered qctor but queue was already up. Aborting gracefully\n"); - goto op_done; - } - - /* next state */ - vfop->state = BNX2X_VFOP_QCTOR_SETUP; - - q_params->cmd = BNX2X_Q_CMD_INIT; - vfop->rc = bnx2x_queue_state_change(bp, q_params); - - bnx2x_vfop_finalize(vf, vfop->rc, VFOP_CONT); - - case BNX2X_VFOP_QCTOR_SETUP: - /* next state */ - vfop->state = BNX2X_VFOP_QCTOR_INT_EN; - - /* copy pre-prepared setup params to the queue-state params */ - vfop->op_p->qctor.qstate.params.setup = - vfop->op_p->qctor.prep_qsetup; - - q_params->cmd = BNX2X_Q_CMD_SETUP; - vfop->rc = bnx2x_queue_state_change(bp, q_params); + struct bnx2x_queue_state_params *q_params; + int rc = 0; - bnx2x_vfop_finalize(vf, vfop->rc, VFOP_CONT); + DP(BNX2X_MSG_IOV, "vf[%d:%d]\n", vf->abs_vfid, qid); - case BNX2X_VFOP_QCTOR_INT_EN: + /* Prepare ramrod information */ + q_params = &qctor->qstate; + q_params->q_obj = &bnx2x_vfq(vf, qid, sp_obj); + set_bit(RAMROD_COMP_WAIT, &q_params->ramrod_flags); - /* enable interrupts */ - bnx2x_vf_igu_ack_sb(bp, vf, vf_igu_sb(vf, args->sb_idx), - USTORM_ID, 0, IGU_INT_ENABLE, 0); - goto op_done; - default: - bnx2x_vfop_default(state); + if (bnx2x_get_q_logical_state(bp, q_params->q_obj) == + BNX2X_Q_LOGICAL_STATE_ACTIVE) { + DP(BNX2X_MSG_IOV, "queue was already up. Aborting gracefully\n"); + goto out; } -op_err: - BNX2X_ERR("QCTOR[%d:%d] error: cmd %d, rc %d\n", - vf->abs_vfid, args->qid, q_params->cmd, vfop->rc); -op_done: - bnx2x_vfop_end(bp, vf, vfop); -op_pending: - return; -} - -static int bnx2x_vfop_qctor_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - int qid) -{ - struct bnx2x_vfop *vfop = bnx2x_vfop_add(bp, vf); - if (vfop) { - vf->op_params.qctor.qstate.q_obj = &bnx2x_vfq(vf, qid, sp_obj); + /* Run Queue 'construction' ramrods */ + q_params->cmd = BNX2X_Q_CMD_INIT; + rc = bnx2x_queue_state_change(bp, q_params); + if (rc) + goto out; - vfop->args.qctor.qid = qid; - vfop->args.qctor.sb_idx = bnx2x_vfq(vf, qid, sb_idx); + memcpy(&q_params->params.setup, &qctor->prep_qsetup, + sizeof(struct bnx2x_queue_setup_params)); + q_params->cmd = BNX2X_Q_CMD_SETUP; + rc = bnx2x_queue_state_change(bp, q_params); + if (rc) + goto out; - bnx2x_vfop_opset(BNX2X_VFOP_QCTOR_INIT, - bnx2x_vfop_qctor, cmd->done); - return bnx2x_vfop_transition(bp, vf, bnx2x_vfop_qctor, - cmd->block); - } - return -ENOMEM; + /* enable interrupts */ + bnx2x_vf_igu_ack_sb(bp, vf, vf_igu_sb(vf, bnx2x_vfq(vf, qid, sb_idx)), + USTORM_ID, 0, IGU_INT_ENABLE, 0); +out: + return rc; } -/* VFOP queue destruction */ -static void bnx2x_vfop_qdtor(struct bnx2x *bp, struct bnx2x_virtf *vf) +static int bnx2x_vf_queue_destroy(struct bnx2x *bp, struct bnx2x_virtf *vf, + int qid) { - struct bnx2x_vfop *vfop = bnx2x_vfop_cur(bp, vf); - struct bnx2x_vfop_args_qdtor *qdtor = &vfop->args.qdtor; - struct bnx2x_queue_state_params *q_params = &vfop->op_p->qctor.qstate; - enum bnx2x_vfop_qdtor_state state = vfop->state; + enum bnx2x_queue_cmd cmds[] = {BNX2X_Q_CMD_HALT, + BNX2X_Q_CMD_TERMINATE, + BNX2X_Q_CMD_CFC_DEL}; + struct bnx2x_queue_state_params q_params; + int rc, i; - bnx2x_vfop_reset_wq(vf); + DP(BNX2X_MSG_IOV, "vf[%d]\n", vf->abs_vfid); - if (vfop->rc < 0) - goto op_err; - - DP(BNX2X_MSG_IOV, "vf[%d] STATE: %d\n", vf->abs_vfid, state); + /* Prepare ramrod information */ + memset(&q_params, 0, sizeof(struct bnx2x_queue_state_params)); + q_params.q_obj = &bnx2x_vfq(vf, qid, sp_obj); + set_bit(RAMROD_COMP_WAIT, &q_params.ramrod_flags); - switch (state) { - case BNX2X_VFOP_QDTOR_HALT: + if (bnx2x_get_q_logical_state(bp, q_params.q_obj) == + BNX2X_Q_LOGICAL_STATE_STOPPED) { + DP(BNX2X_MSG_IOV, "queue was already stopped. Aborting gracefully\n"); + goto out; + } - /* has this queue already been stopped? */ - if (bnx2x_get_q_logical_state(bp, q_params->q_obj) == - BNX2X_Q_LOGICAL_STATE_STOPPED) { - DP(BNX2X_MSG_IOV, - "Entered qdtor but queue was already stopped. Aborting gracefully\n"); - goto op_done; + /* Run Queue 'destruction' ramrods */ + for (i = 0; i < ARRAY_SIZE(cmds); i++) { + q_params.cmd = cmds[i]; + rc = bnx2x_queue_state_change(bp, &q_params); + if (rc) { + BNX2X_ERR("Failed to run Queue command %d\n", cmds[i]); + return rc; } - - /* next state */ - vfop->state = BNX2X_VFOP_QDTOR_TERMINATE; - - q_params->cmd = BNX2X_Q_CMD_HALT; - vfop->rc = bnx2x_queue_state_change(bp, q_params); - - bnx2x_vfop_finalize(vf, vfop->rc, VFOP_CONT); - - case BNX2X_VFOP_QDTOR_TERMINATE: - /* next state */ - vfop->state = BNX2X_VFOP_QDTOR_CFCDEL; - - q_params->cmd = BNX2X_Q_CMD_TERMINATE; - vfop->rc = bnx2x_queue_state_change(bp, q_params); - - bnx2x_vfop_finalize(vf, vfop->rc, VFOP_CONT); - - case BNX2X_VFOP_QDTOR_CFCDEL: - /* next state */ - vfop->state = BNX2X_VFOP_QDTOR_DONE; - - q_params->cmd = BNX2X_Q_CMD_CFC_DEL; - vfop->rc = bnx2x_queue_state_change(bp, q_params); - - bnx2x_vfop_finalize(vf, vfop->rc, VFOP_DONE); -op_err: - BNX2X_ERR("QDTOR[%d:%d] error: cmd %d, rc %d\n", - vf->abs_vfid, qdtor->qid, q_params->cmd, vfop->rc); -op_done: - case BNX2X_VFOP_QDTOR_DONE: - /* invalidate the context */ - qdtor->cxt->ustorm_ag_context.cdu_usage = 0; - qdtor->cxt->xstorm_ag_context.cdu_reserved = 0; - bnx2x_vfop_end(bp, vf, vfop); - return; - default: - bnx2x_vfop_default(state); } -op_pending: - return; -} - -static int bnx2x_vfop_qdtor_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - int qid) -{ - struct bnx2x_vfop *vfop = bnx2x_vfop_add(bp, vf); - - if (vfop) { - struct bnx2x_queue_state_params *qstate = - &vf->op_params.qctor.qstate; - - memset(qstate, 0, sizeof(*qstate)); - qstate->q_obj = &bnx2x_vfq(vf, qid, sp_obj); - - vfop->args.qdtor.qid = qid; - vfop->args.qdtor.cxt = bnx2x_vfq(vf, qid, cxt); - - bnx2x_vfop_opset(BNX2X_VFOP_QDTOR_HALT, - bnx2x_vfop_qdtor, cmd->done); - return bnx2x_vfop_transition(bp, vf, bnx2x_vfop_qdtor, - cmd->block); +out: + /* Clean Context */ + if (bnx2x_vfq(vf, qid, cxt)) { + bnx2x_vfq(vf, qid, cxt)->ustorm_ag_context.cdu_usage = 0; + bnx2x_vfq(vf, qid, cxt)->xstorm_ag_context.cdu_reserved = 0; } - DP(BNX2X_MSG_IOV, "VF[%d] failed to add a vfop.\n", vf->abs_vfid); - return -ENOMEM; + + return 0; } static void @@ -474,865 +316,387 @@ bnx2x_vf_set_igu_info(struct bnx2x *bp, u8 igu_sb_id, u8 abs_vfid) { struct bnx2x_virtf *vf = bnx2x_vf_by_abs_fid(bp, abs_vfid); if (vf) { + /* the first igu entry belonging to VFs of this PF */ + if (!BP_VFDB(bp)->first_vf_igu_entry) + BP_VFDB(bp)->first_vf_igu_entry = igu_sb_id; + + /* the first igu entry belonging to this VF */ if (!vf_sb_count(vf)) vf->igu_base_id = igu_sb_id; + ++vf_sb_count(vf); + ++vf->sb_count; } + BP_VFDB(bp)->vf_sbs_pool++; } -/* VFOP MAC/VLAN helpers */ -static inline void bnx2x_vfop_credit(struct bnx2x *bp, - struct bnx2x_vfop *vfop, - struct bnx2x_vlan_mac_obj *obj) +static inline void bnx2x_vf_vlan_credit(struct bnx2x *bp, + struct bnx2x_vlan_mac_obj *obj, + atomic_t *counter) { - struct bnx2x_vfop_args_filters *args = &vfop->args.filters; + struct list_head *pos; + int read_lock; + int cnt = 0; - /* update credit only if there is no error - * and a valid credit counter - */ - if (!vfop->rc && args->credit) { - int cnt = 0; - struct list_head *pos; + read_lock = bnx2x_vlan_mac_h_read_lock(bp, obj); + if (read_lock) + DP(BNX2X_MSG_SP, "Failed to take vlan mac read head; continuing anyway\n"); - list_for_each(pos, &obj->head) - cnt++; + list_for_each(pos, &obj->head) + cnt++; - atomic_set(args->credit, cnt); - } -} + if (!read_lock) + bnx2x_vlan_mac_h_read_unlock(bp, obj); -static int bnx2x_vfop_set_user_req(struct bnx2x *bp, - struct bnx2x_vfop_filter *pos, - struct bnx2x_vlan_mac_data *user_req) -{ - user_req->cmd = pos->add ? BNX2X_VLAN_MAC_ADD : - BNX2X_VLAN_MAC_DEL; - - switch (pos->type) { - case BNX2X_VFOP_FILTER_MAC: - memcpy(user_req->u.mac.mac, pos->mac, ETH_ALEN); - break; - case BNX2X_VFOP_FILTER_VLAN: - user_req->u.vlan.vlan = pos->vid; - break; - default: - BNX2X_ERR("Invalid filter type, skipping\n"); - return 1; - } - return 0; + atomic_set(counter, cnt); } -static int -bnx2x_vfop_config_vlan0(struct bnx2x *bp, - struct bnx2x_vlan_mac_ramrod_params *vlan_mac, - bool add) +static int bnx2x_vf_vlan_mac_clear(struct bnx2x *bp, struct bnx2x_virtf *vf, + int qid, bool drv_only, bool mac) { + struct bnx2x_vlan_mac_ramrod_params ramrod; int rc; - vlan_mac->user_req.cmd = add ? BNX2X_VLAN_MAC_ADD : - BNX2X_VLAN_MAC_DEL; - vlan_mac->user_req.u.vlan.vlan = 0; - - rc = bnx2x_config_vlan_mac(bp, vlan_mac); - if (rc == -EEXIST) - rc = 0; - return rc; -} - -static int bnx2x_vfop_config_list(struct bnx2x *bp, - struct bnx2x_vfop_filters *filters, - struct bnx2x_vlan_mac_ramrod_params *vlan_mac) -{ - struct bnx2x_vfop_filter *pos, *tmp; - struct list_head rollback_list, *filters_list = &filters->head; - struct bnx2x_vlan_mac_data *user_req = &vlan_mac->user_req; - int rc = 0, cnt = 0; - - INIT_LIST_HEAD(&rollback_list); - - list_for_each_entry_safe(pos, tmp, filters_list, link) { - if (bnx2x_vfop_set_user_req(bp, pos, user_req)) - continue; + DP(BNX2X_MSG_IOV, "vf[%d] - deleting all %s\n", vf->abs_vfid, + mac ? "MACs" : "VLANs"); - rc = bnx2x_config_vlan_mac(bp, vlan_mac); - if (rc >= 0) { - cnt += pos->add ? 1 : -1; - list_move(&pos->link, &rollback_list); - rc = 0; - } else if (rc == -EEXIST) { - rc = 0; - } else { - BNX2X_ERR("Failed to add a new vlan_mac command\n"); - break; - } - } - - /* rollback if error or too many rules added */ - if (rc || cnt > filters->add_cnt) { - BNX2X_ERR("error or too many rules added. Performing rollback\n"); - list_for_each_entry_safe(pos, tmp, &rollback_list, link) { - pos->add = !pos->add; /* reverse op */ - bnx2x_vfop_set_user_req(bp, pos, user_req); - bnx2x_config_vlan_mac(bp, vlan_mac); - list_del(&pos->link); - } - cnt = 0; - if (!rc) - rc = -EINVAL; + /* Prepare ramrod params */ + memset(&ramrod, 0, sizeof(struct bnx2x_vlan_mac_ramrod_params)); + if (mac) { + set_bit(BNX2X_ETH_MAC, &ramrod.user_req.vlan_mac_flags); + ramrod.vlan_mac_obj = &bnx2x_vfq(vf, qid, mac_obj); + } else { + set_bit(BNX2X_DONT_CONSUME_CAM_CREDIT, + &ramrod.user_req.vlan_mac_flags); + ramrod.vlan_mac_obj = &bnx2x_vfq(vf, qid, vlan_obj); + } + ramrod.user_req.cmd = BNX2X_VLAN_MAC_DEL; + + set_bit(RAMROD_EXEC, &ramrod.ramrod_flags); + if (drv_only) + set_bit(RAMROD_DRV_CLR_ONLY, &ramrod.ramrod_flags); + else + set_bit(RAMROD_COMP_WAIT, &ramrod.ramrod_flags); + + /* Start deleting */ + rc = ramrod.vlan_mac_obj->delete_all(bp, + ramrod.vlan_mac_obj, + &ramrod.user_req.vlan_mac_flags, + &ramrod.ramrod_flags); + if (rc) { + BNX2X_ERR("Failed to delete all %s\n", + mac ? "MACs" : "VLANs"); + return rc; } - filters->add_cnt = cnt; - return rc; -} - -/* VFOP set VLAN/MAC */ -static void bnx2x_vfop_vlan_mac(struct bnx2x *bp, struct bnx2x_virtf *vf) -{ - struct bnx2x_vfop *vfop = bnx2x_vfop_cur(bp, vf); - struct bnx2x_vlan_mac_ramrod_params *vlan_mac = &vfop->op_p->vlan_mac; - struct bnx2x_vlan_mac_obj *obj = vlan_mac->vlan_mac_obj; - struct bnx2x_vfop_filters *filters = vfop->args.filters.multi_filter; - - enum bnx2x_vfop_vlan_mac_state state = vfop->state; - - if (vfop->rc < 0) - goto op_err; - - DP(BNX2X_MSG_IOV, "vf[%d] STATE: %d\n", vf->abs_vfid, state); - - bnx2x_vfop_reset_wq(vf); - - switch (state) { - case BNX2X_VFOP_VLAN_MAC_CLEAR: - /* next state */ - vfop->state = BNX2X_VFOP_VLAN_MAC_CHK_DONE; - /* do delete */ - vfop->rc = obj->delete_all(bp, obj, - &vlan_mac->user_req.vlan_mac_flags, - &vlan_mac->ramrod_flags); + /* Clear the vlan counters */ + if (!mac) + atomic_set(&bnx2x_vfq(vf, qid, vlan_count), 0); - bnx2x_vfop_finalize(vf, vfop->rc, VFOP_DONE); - - case BNX2X_VFOP_VLAN_MAC_CONFIG_SINGLE: - /* next state */ - vfop->state = BNX2X_VFOP_VLAN_MAC_CHK_DONE; - - /* do config */ - vfop->rc = bnx2x_config_vlan_mac(bp, vlan_mac); - if (vfop->rc == -EEXIST) - vfop->rc = 0; - - bnx2x_vfop_finalize(vf, vfop->rc, VFOP_DONE); - - case BNX2X_VFOP_VLAN_MAC_CHK_DONE: - vfop->rc = !!obj->raw.check_pending(&obj->raw); - bnx2x_vfop_finalize(vf, vfop->rc, VFOP_DONE); - - case BNX2X_VFOP_MAC_CONFIG_LIST: - /* next state */ - vfop->state = BNX2X_VFOP_VLAN_MAC_CHK_DONE; - - /* do list config */ - vfop->rc = bnx2x_vfop_config_list(bp, filters, vlan_mac); - if (vfop->rc) - goto op_err; - - set_bit(RAMROD_CONT, &vlan_mac->ramrod_flags); - vfop->rc = bnx2x_config_vlan_mac(bp, vlan_mac); - bnx2x_vfop_finalize(vf, vfop->rc, VFOP_DONE); - - case BNX2X_VFOP_VLAN_CONFIG_LIST: - /* next state */ - vfop->state = BNX2X_VFOP_VLAN_CONFIG_LIST_0; - - /* remove vlan0 - could be no-op */ - vfop->rc = bnx2x_vfop_config_vlan0(bp, vlan_mac, false); - if (vfop->rc) - goto op_err; - - /* Do vlan list config. if this operation fails we try to - * restore vlan0 to keep the queue is working order - */ - vfop->rc = bnx2x_vfop_config_list(bp, filters, vlan_mac); - if (!vfop->rc) { - set_bit(RAMROD_CONT, &vlan_mac->ramrod_flags); - vfop->rc = bnx2x_config_vlan_mac(bp, vlan_mac); - } - bnx2x_vfop_finalize(vf, vfop->rc, VFOP_CONT); /* fall-through */ - - case BNX2X_VFOP_VLAN_CONFIG_LIST_0: - /* next state */ - vfop->state = BNX2X_VFOP_VLAN_MAC_CHK_DONE; - - if (list_empty(&obj->head)) - /* add vlan0 */ - vfop->rc = bnx2x_vfop_config_vlan0(bp, vlan_mac, true); - bnx2x_vfop_finalize(vf, vfop->rc, VFOP_DONE); - - default: - bnx2x_vfop_default(state); - } -op_err: - BNX2X_ERR("VLAN-MAC error: rc %d\n", vfop->rc); -op_done: - kfree(filters); - bnx2x_vfop_credit(bp, vfop, obj); - bnx2x_vfop_end(bp, vf, vfop); -op_pending: - return; + return 0; } -struct bnx2x_vfop_vlan_mac_flags { - bool drv_only; - bool dont_consume; - bool single_cmd; - bool add; -}; - -static void -bnx2x_vfop_vlan_mac_prep_ramrod(struct bnx2x_vlan_mac_ramrod_params *ramrod, - struct bnx2x_vfop_vlan_mac_flags *flags) +static int bnx2x_vf_mac_vlan_config(struct bnx2x *bp, + struct bnx2x_virtf *vf, int qid, + struct bnx2x_vf_mac_vlan_filter *filter, + bool drv_only) { - struct bnx2x_vlan_mac_data *ureq = &ramrod->user_req; + struct bnx2x_vlan_mac_ramrod_params ramrod; + int rc; - memset(ramrod, 0, sizeof(*ramrod)); + DP(BNX2X_MSG_IOV, "vf[%d] - %s a %s filter\n", + vf->abs_vfid, filter->add ? "Adding" : "Deleting", + filter->type == BNX2X_VF_FILTER_MAC ? "MAC" : "VLAN"); + + /* Prepare ramrod params */ + memset(&ramrod, 0, sizeof(struct bnx2x_vlan_mac_ramrod_params)); + if (filter->type == BNX2X_VF_FILTER_VLAN) { + set_bit(BNX2X_DONT_CONSUME_CAM_CREDIT, + &ramrod.user_req.vlan_mac_flags); + ramrod.vlan_mac_obj = &bnx2x_vfq(vf, qid, vlan_obj); + ramrod.user_req.u.vlan.vlan = filter->vid; + } else { + set_bit(BNX2X_ETH_MAC, &ramrod.user_req.vlan_mac_flags); + ramrod.vlan_mac_obj = &bnx2x_vfq(vf, qid, mac_obj); + memcpy(&ramrod.user_req.u.mac.mac, filter->mac, ETH_ALEN); + } + ramrod.user_req.cmd = filter->add ? BNX2X_VLAN_MAC_ADD : + BNX2X_VLAN_MAC_DEL; + + /* Verify there are available vlan credits */ + if (filter->add && filter->type == BNX2X_VF_FILTER_VLAN && + (atomic_read(&bnx2x_vfq(vf, qid, vlan_count)) >= + vf_vlan_rules_cnt(vf))) { + BNX2X_ERR("No credits for vlan [%d >= %d]\n", + atomic_read(&bnx2x_vfq(vf, qid, vlan_count)), + vf_vlan_rules_cnt(vf)); + return -ENOMEM; + } - /* ramrod flags */ - if (flags->drv_only) - set_bit(RAMROD_DRV_CLR_ONLY, &ramrod->ramrod_flags); - if (flags->single_cmd) - set_bit(RAMROD_EXEC, &ramrod->ramrod_flags); + set_bit(RAMROD_EXEC, &ramrod.ramrod_flags); + if (drv_only) + set_bit(RAMROD_DRV_CLR_ONLY, &ramrod.ramrod_flags); + else + set_bit(RAMROD_COMP_WAIT, &ramrod.ramrod_flags); - /* mac_vlan flags */ - if (flags->dont_consume) - set_bit(BNX2X_DONT_CONSUME_CAM_CREDIT, &ureq->vlan_mac_flags); + /* Add/Remove the filter */ + rc = bnx2x_config_vlan_mac(bp, &ramrod); + if (rc && rc != -EEXIST) { + BNX2X_ERR("Failed to %s %s\n", + filter->add ? "add" : "delete", + filter->type == BNX2X_VF_FILTER_MAC ? "MAC" : + "VLAN"); + return rc; + } - /* cmd */ - ureq->cmd = flags->add ? BNX2X_VLAN_MAC_ADD : BNX2X_VLAN_MAC_DEL; -} + /* Update the vlan counters */ + if (filter->type == BNX2X_VF_FILTER_VLAN) + bnx2x_vf_vlan_credit(bp, ramrod.vlan_mac_obj, + &bnx2x_vfq(vf, qid, vlan_count)); -static inline void -bnx2x_vfop_mac_prep_ramrod(struct bnx2x_vlan_mac_ramrod_params *ramrod, - struct bnx2x_vfop_vlan_mac_flags *flags) -{ - bnx2x_vfop_vlan_mac_prep_ramrod(ramrod, flags); - set_bit(BNX2X_ETH_MAC, &ramrod->user_req.vlan_mac_flags); + return 0; } -static int bnx2x_vfop_mac_delall_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - int qid, bool drv_only) +int bnx2x_vf_mac_vlan_config_list(struct bnx2x *bp, struct bnx2x_virtf *vf, + struct bnx2x_vf_mac_vlan_filters *filters, + int qid, bool drv_only) { - struct bnx2x_vfop *vfop = bnx2x_vfop_add(bp, vf); - - if (vfop) { - struct bnx2x_vfop_args_filters filters = { - .multi_filter = NULL, /* single */ - .credit = NULL, /* consume credit */ - }; - struct bnx2x_vfop_vlan_mac_flags flags = { - .drv_only = drv_only, - .dont_consume = (filters.credit != NULL), - .single_cmd = true, - .add = false /* don't care */, - }; - struct bnx2x_vlan_mac_ramrod_params *ramrod = - &vf->op_params.vlan_mac; - - /* set ramrod params */ - bnx2x_vfop_mac_prep_ramrod(ramrod, &flags); + int rc = 0, i; - /* set object */ - ramrod->vlan_mac_obj = &bnx2x_vfq(vf, qid, mac_obj); + DP(BNX2X_MSG_IOV, "vf[%d]\n", vf->abs_vfid); - /* set extra args */ - vfop->args.filters = filters; - - bnx2x_vfop_opset(BNX2X_VFOP_VLAN_MAC_CLEAR, - bnx2x_vfop_vlan_mac, cmd->done); - return bnx2x_vfop_transition(bp, vf, bnx2x_vfop_vlan_mac, - cmd->block); - } - return -ENOMEM; -} + if (!bnx2x_validate_vf_sp_objs(bp, vf, true)) + return -EINVAL; -int bnx2x_vfop_mac_list_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - struct bnx2x_vfop_filters *macs, - int qid, bool drv_only) -{ - struct bnx2x_vfop *vfop = bnx2x_vfop_add(bp, vf); - - if (vfop) { - struct bnx2x_vfop_args_filters filters = { - .multi_filter = macs, - .credit = NULL, /* consume credit */ - }; - struct bnx2x_vfop_vlan_mac_flags flags = { - .drv_only = drv_only, - .dont_consume = (filters.credit != NULL), - .single_cmd = false, - .add = false, /* don't care since only the items in the - * filters list affect the sp operation, - * not the list itself - */ - }; - struct bnx2x_vlan_mac_ramrod_params *ramrod = - &vf->op_params.vlan_mac; - - /* set ramrod params */ - bnx2x_vfop_mac_prep_ramrod(ramrod, &flags); - - /* set object */ - ramrod->vlan_mac_obj = &bnx2x_vfq(vf, qid, mac_obj); - - /* set extra args */ - filters.multi_filter->add_cnt = BNX2X_VFOP_FILTER_ADD_CNT_MAX; - vfop->args.filters = filters; - - bnx2x_vfop_opset(BNX2X_VFOP_MAC_CONFIG_LIST, - bnx2x_vfop_vlan_mac, cmd->done); - return bnx2x_vfop_transition(bp, vf, bnx2x_vfop_vlan_mac, - cmd->block); + /* Prepare ramrod params */ + for (i = 0; i < filters->count; i++) { + rc = bnx2x_vf_mac_vlan_config(bp, vf, qid, + &filters->filters[i], drv_only); + if (rc) + break; } - return -ENOMEM; -} - -int bnx2x_vfop_vlan_set_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - int qid, u16 vid, bool add) -{ - struct bnx2x_vfop *vfop = bnx2x_vfop_add(bp, vf); - - if (vfop) { - struct bnx2x_vfop_args_filters filters = { - .multi_filter = NULL, /* single command */ - .credit = &bnx2x_vfq(vf, qid, vlan_count), - }; - struct bnx2x_vfop_vlan_mac_flags flags = { - .drv_only = false, - .dont_consume = (filters.credit != NULL), - .single_cmd = true, - .add = add, - }; - struct bnx2x_vlan_mac_ramrod_params *ramrod = - &vf->op_params.vlan_mac; - - /* set ramrod params */ - bnx2x_vfop_vlan_mac_prep_ramrod(ramrod, &flags); - ramrod->user_req.u.vlan.vlan = vid; - - /* set object */ - ramrod->vlan_mac_obj = &bnx2x_vfq(vf, qid, vlan_obj); - /* set extra args */ - vfop->args.filters = filters; - - bnx2x_vfop_opset(BNX2X_VFOP_VLAN_MAC_CONFIG_SINGLE, - bnx2x_vfop_vlan_mac, cmd->done); - return bnx2x_vfop_transition(bp, vf, bnx2x_vfop_vlan_mac, - cmd->block); + /* Rollback if needed */ + if (i != filters->count) { + BNX2X_ERR("Managed only %d/%d filters - rolling back\n", + i, filters->count + 1); + while (--i >= 0) { + filters->filters[i].add = !filters->filters[i].add; + bnx2x_vf_mac_vlan_config(bp, vf, qid, + &filters->filters[i], + drv_only); + } } - return -ENOMEM; -} - -static int bnx2x_vfop_vlan_delall_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - int qid, bool drv_only) -{ - struct bnx2x_vfop *vfop = bnx2x_vfop_add(bp, vf); - - if (vfop) { - struct bnx2x_vfop_args_filters filters = { - .multi_filter = NULL, /* single command */ - .credit = &bnx2x_vfq(vf, qid, vlan_count), - }; - struct bnx2x_vfop_vlan_mac_flags flags = { - .drv_only = drv_only, - .dont_consume = (filters.credit != NULL), - .single_cmd = true, - .add = false, /* don't care */ - }; - struct bnx2x_vlan_mac_ramrod_params *ramrod = - &vf->op_params.vlan_mac; - - /* set ramrod params */ - bnx2x_vfop_vlan_mac_prep_ramrod(ramrod, &flags); - /* set object */ - ramrod->vlan_mac_obj = &bnx2x_vfq(vf, qid, vlan_obj); - - /* set extra args */ - vfop->args.filters = filters; + /* It's our responsibility to free the filters */ + kfree(filters); - bnx2x_vfop_opset(BNX2X_VFOP_VLAN_MAC_CLEAR, - bnx2x_vfop_vlan_mac, cmd->done); - return bnx2x_vfop_transition(bp, vf, bnx2x_vfop_vlan_mac, - cmd->block); - } - return -ENOMEM; + return rc; } -int bnx2x_vfop_vlan_list_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - struct bnx2x_vfop_filters *vlans, - int qid, bool drv_only) +int bnx2x_vf_queue_setup(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid, + struct bnx2x_vf_queue_construct_params *qctor) { - struct bnx2x_vfop *vfop = bnx2x_vfop_add(bp, vf); - - if (vfop) { - struct bnx2x_vfop_args_filters filters = { - .multi_filter = vlans, - .credit = &bnx2x_vfq(vf, qid, vlan_count), - }; - struct bnx2x_vfop_vlan_mac_flags flags = { - .drv_only = drv_only, - .dont_consume = (filters.credit != NULL), - .single_cmd = false, - .add = false, /* don't care */ - }; - struct bnx2x_vlan_mac_ramrod_params *ramrod = - &vf->op_params.vlan_mac; - - /* set ramrod params */ - bnx2x_vfop_vlan_mac_prep_ramrod(ramrod, &flags); - - /* set object */ - ramrod->vlan_mac_obj = &bnx2x_vfq(vf, qid, vlan_obj); - - /* set extra args */ - filters.multi_filter->add_cnt = vf_vlan_rules_cnt(vf) - - atomic_read(filters.credit); - - vfop->args.filters = filters; - - bnx2x_vfop_opset(BNX2X_VFOP_VLAN_CONFIG_LIST, - bnx2x_vfop_vlan_mac, cmd->done); - return bnx2x_vfop_transition(bp, vf, bnx2x_vfop_vlan_mac, - cmd->block); - } - return -ENOMEM; -} + int rc; -/* VFOP queue setup (queue constructor + set vlan 0) */ -static void bnx2x_vfop_qsetup(struct bnx2x *bp, struct bnx2x_virtf *vf) -{ - struct bnx2x_vfop *vfop = bnx2x_vfop_cur(bp, vf); - int qid = vfop->args.qctor.qid; - enum bnx2x_vfop_qsetup_state state = vfop->state; - struct bnx2x_vfop_cmd cmd = { - .done = bnx2x_vfop_qsetup, - .block = false, - }; + DP(BNX2X_MSG_IOV, "vf[%d:%d]\n", vf->abs_vfid, qid); - if (vfop->rc < 0) + rc = bnx2x_vf_queue_create(bp, vf, qid, qctor); + if (rc) goto op_err; - DP(BNX2X_MSG_IOV, "vf[%d] STATE: %d\n", vf->abs_vfid, state); + /* Configure vlan0 for leading queue */ + if (!qid) { + struct bnx2x_vf_mac_vlan_filter filter; - switch (state) { - case BNX2X_VFOP_QSETUP_CTOR: - /* init the queue ctor command */ - vfop->state = BNX2X_VFOP_QSETUP_VLAN0; - vfop->rc = bnx2x_vfop_qctor_cmd(bp, vf, &cmd, qid); - if (vfop->rc) + memset(&filter, 0, sizeof(struct bnx2x_vf_mac_vlan_filter)); + filter.type = BNX2X_VF_FILTER_VLAN; + filter.add = true; + filter.vid = 0; + rc = bnx2x_vf_mac_vlan_config(bp, vf, qid, &filter, false); + if (rc) goto op_err; - return; - - case BNX2X_VFOP_QSETUP_VLAN0: - /* skip if non-leading or FPGA/EMU*/ - if (qid) - goto op_done; - - /* init the queue set-vlan command (for vlan 0) */ - vfop->state = BNX2X_VFOP_QSETUP_DONE; - vfop->rc = bnx2x_vfop_vlan_set_cmd(bp, vf, &cmd, qid, 0, true); - if (vfop->rc) - goto op_err; - return; -op_err: - BNX2X_ERR("QSETUP[%d:%d] error: rc %d\n", vf->abs_vfid, qid, vfop->rc); -op_done: - case BNX2X_VFOP_QSETUP_DONE: - vf->cfg_flags |= VF_CFG_VLAN; - smp_mb__before_clear_bit(); - set_bit(BNX2X_SP_RTNL_HYPERVISOR_VLAN, - &bp->sp_rtnl_state); - smp_mb__after_clear_bit(); - schedule_delayed_work(&bp->sp_rtnl_task, 0); - bnx2x_vfop_end(bp, vf, vfop); - return; - default: - bnx2x_vfop_default(state); } -} - -int bnx2x_vfop_qsetup_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - int qid) -{ - struct bnx2x_vfop *vfop = bnx2x_vfop_add(bp, vf); - if (vfop) { - vfop->args.qctor.qid = qid; - - bnx2x_vfop_opset(BNX2X_VFOP_QSETUP_CTOR, - bnx2x_vfop_qsetup, cmd->done); - return bnx2x_vfop_transition(bp, vf, bnx2x_vfop_qsetup, - cmd->block); - } - return -ENOMEM; + /* Schedule the configuration of any pending vlan filters */ + vf->cfg_flags |= VF_CFG_VLAN; + bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_HYPERVISOR_VLAN, + BNX2X_MSG_IOV); + return 0; +op_err: + BNX2X_ERR("QSETUP[%d:%d] error: rc %d\n", vf->abs_vfid, qid, rc); + return rc; } -/* VFOP queue FLR handling (clear vlans, clear macs, queue destructor) */ -static void bnx2x_vfop_qflr(struct bnx2x *bp, struct bnx2x_virtf *vf) +static int bnx2x_vf_queue_flr(struct bnx2x *bp, struct bnx2x_virtf *vf, + int qid) { - struct bnx2x_vfop *vfop = bnx2x_vfop_cur(bp, vf); - int qid = vfop->args.qx.qid; - enum bnx2x_vfop_qflr_state state = vfop->state; - struct bnx2x_queue_state_params *qstate; - struct bnx2x_vfop_cmd cmd; - - bnx2x_vfop_reset_wq(vf); - - if (vfop->rc < 0) - goto op_err; - - DP(BNX2X_MSG_IOV, "VF[%d] STATE: %d\n", vf->abs_vfid, state); + int rc; - cmd.done = bnx2x_vfop_qflr; - cmd.block = false; + DP(BNX2X_MSG_IOV, "vf[%d:%d]\n", vf->abs_vfid, qid); - switch (state) { - case BNX2X_VFOP_QFLR_CLR_VLAN: - /* vlan-clear-all: driver-only, don't consume credit */ - vfop->state = BNX2X_VFOP_QFLR_CLR_MAC; - vfop->rc = bnx2x_vfop_vlan_delall_cmd(bp, vf, &cmd, qid, true); - if (vfop->rc) + /* If needed, clean the filtering data base */ + if ((qid == LEADING_IDX) && + bnx2x_validate_vf_sp_objs(bp, vf, false)) { + rc = bnx2x_vf_vlan_mac_clear(bp, vf, qid, true, false); + if (rc) goto op_err; - return; - - case BNX2X_VFOP_QFLR_CLR_MAC: - /* mac-clear-all: driver only consume credit */ - vfop->state = BNX2X_VFOP_QFLR_TERMINATE; - vfop->rc = bnx2x_vfop_mac_delall_cmd(bp, vf, &cmd, qid, true); - DP(BNX2X_MSG_IOV, - "VF[%d] vfop->rc after bnx2x_vfop_mac_delall_cmd was %d", - vf->abs_vfid, vfop->rc); - if (vfop->rc) + rc = bnx2x_vf_vlan_mac_clear(bp, vf, qid, true, true); + if (rc) goto op_err; - return; - - case BNX2X_VFOP_QFLR_TERMINATE: - qstate = &vfop->op_p->qctor.qstate; - memset(qstate , 0, sizeof(*qstate)); - qstate->q_obj = &bnx2x_vfq(vf, qid, sp_obj); - vfop->state = BNX2X_VFOP_QFLR_DONE; - - DP(BNX2X_MSG_IOV, "VF[%d] qstate during flr was %d\n", - vf->abs_vfid, qstate->q_obj->state); - - if (qstate->q_obj->state != BNX2X_Q_STATE_RESET) { - qstate->q_obj->state = BNX2X_Q_STATE_STOPPED; - qstate->cmd = BNX2X_Q_CMD_TERMINATE; - vfop->rc = bnx2x_queue_state_change(bp, qstate); - bnx2x_vfop_finalize(vf, vfop->rc, VFOP_VERIFY_PEND); - } else { - goto op_done; - } - -op_err: - BNX2X_ERR("QFLR[%d:%d] error: rc %d\n", - vf->abs_vfid, qid, vfop->rc); -op_done: - case BNX2X_VFOP_QFLR_DONE: - bnx2x_vfop_end(bp, vf, vfop); - return; - default: - bnx2x_vfop_default(state); } -op_pending: - return; -} -static int bnx2x_vfop_qflr_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - int qid) -{ - struct bnx2x_vfop *vfop = bnx2x_vfop_add(bp, vf); + /* Terminate queue */ + if (bnx2x_vfq(vf, qid, sp_obj).state != BNX2X_Q_STATE_RESET) { + struct bnx2x_queue_state_params qstate; - if (vfop) { - vfop->args.qx.qid = qid; - bnx2x_vfop_opset(BNX2X_VFOP_QFLR_CLR_VLAN, - bnx2x_vfop_qflr, cmd->done); - return bnx2x_vfop_transition(bp, vf, bnx2x_vfop_qflr, - cmd->block); + memset(&qstate, 0, sizeof(struct bnx2x_queue_state_params)); + qstate.q_obj = &bnx2x_vfq(vf, qid, sp_obj); + qstate.q_obj->state = BNX2X_Q_STATE_STOPPED; + qstate.cmd = BNX2X_Q_CMD_TERMINATE; + set_bit(RAMROD_COMP_WAIT, &qstate.ramrod_flags); + rc = bnx2x_queue_state_change(bp, &qstate); + if (rc) + goto op_err; } - return -ENOMEM; -} - -/* VFOP multi-casts */ -static void bnx2x_vfop_mcast(struct bnx2x *bp, struct bnx2x_virtf *vf) -{ - struct bnx2x_vfop *vfop = bnx2x_vfop_cur(bp, vf); - struct bnx2x_mcast_ramrod_params *mcast = &vfop->op_p->mcast; - struct bnx2x_raw_obj *raw = &mcast->mcast_obj->raw; - struct bnx2x_vfop_args_mcast *args = &vfop->args.mc_list; - enum bnx2x_vfop_mcast_state state = vfop->state; - int i; - bnx2x_vfop_reset_wq(vf); - - if (vfop->rc < 0) - goto op_err; - - DP(BNX2X_MSG_IOV, "vf[%d] STATE: %d\n", vf->abs_vfid, state); - - switch (state) { - case BNX2X_VFOP_MCAST_DEL: - /* clear existing mcasts */ - vfop->state = BNX2X_VFOP_MCAST_ADD; - vfop->rc = bnx2x_config_mcast(bp, mcast, BNX2X_MCAST_CMD_DEL); - bnx2x_vfop_finalize(vf, vfop->rc, VFOP_CONT); - - case BNX2X_VFOP_MCAST_ADD: - if (raw->check_pending(raw)) - goto op_pending; - - if (args->mc_num) { - /* update mcast list on the ramrod params */ - INIT_LIST_HEAD(&mcast->mcast_list); - for (i = 0; i < args->mc_num; i++) - list_add_tail(&(args->mc[i].link), - &mcast->mcast_list); - /* add new mcasts */ - vfop->state = BNX2X_VFOP_MCAST_CHK_DONE; - vfop->rc = bnx2x_config_mcast(bp, mcast, - BNX2X_MCAST_CMD_ADD); - } - bnx2x_vfop_finalize(vf, vfop->rc, VFOP_DONE); - - case BNX2X_VFOP_MCAST_CHK_DONE: - vfop->rc = raw->check_pending(raw) ? 1 : 0; - bnx2x_vfop_finalize(vf, vfop->rc, VFOP_DONE); - default: - bnx2x_vfop_default(state); - } + return 0; op_err: - BNX2X_ERR("MCAST CONFIG error: rc %d\n", vfop->rc); -op_done: - kfree(args->mc); - bnx2x_vfop_end(bp, vf, vfop); -op_pending: - return; + BNX2X_ERR("vf[%d:%d] error: rc %d\n", vf->abs_vfid, qid, rc); + return rc; } -int bnx2x_vfop_mcast_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - bnx2x_mac_addr_t *mcasts, - int mcast_num, bool drv_only) -{ - struct bnx2x_vfop *vfop = NULL; - size_t mc_sz = mcast_num * sizeof(struct bnx2x_mcast_list_elem); - struct bnx2x_mcast_list_elem *mc = mc_sz ? kzalloc(mc_sz, GFP_KERNEL) : - NULL; - - if (!mc_sz || mc) { - vfop = bnx2x_vfop_add(bp, vf); - if (vfop) { - int i; - struct bnx2x_mcast_ramrod_params *ramrod = - &vf->op_params.mcast; - - /* set ramrod params */ - memset(ramrod, 0, sizeof(*ramrod)); - ramrod->mcast_obj = &vf->mcast_obj; - if (drv_only) - set_bit(RAMROD_DRV_CLR_ONLY, - &ramrod->ramrod_flags); - - /* copy mcasts pointers */ - vfop->args.mc_list.mc_num = mcast_num; - vfop->args.mc_list.mc = mc; - for (i = 0; i < mcast_num; i++) - mc[i].mac = mcasts[i]; - - bnx2x_vfop_opset(BNX2X_VFOP_MCAST_DEL, - bnx2x_vfop_mcast, cmd->done); - return bnx2x_vfop_transition(bp, vf, bnx2x_vfop_mcast, - cmd->block); - } else { - kfree(mc); +int bnx2x_vf_mcast(struct bnx2x *bp, struct bnx2x_virtf *vf, + bnx2x_mac_addr_t *mcasts, int mc_num, bool drv_only) +{ + struct bnx2x_mcast_list_elem *mc = NULL; + struct bnx2x_mcast_ramrod_params mcast; + int rc, i; + + DP(BNX2X_MSG_IOV, "vf[%d]\n", vf->abs_vfid); + + /* Prepare Multicast command */ + memset(&mcast, 0, sizeof(struct bnx2x_mcast_ramrod_params)); + mcast.mcast_obj = &vf->mcast_obj; + if (drv_only) + set_bit(RAMROD_DRV_CLR_ONLY, &mcast.ramrod_flags); + else + set_bit(RAMROD_COMP_WAIT, &mcast.ramrod_flags); + if (mc_num) { + mc = kzalloc(mc_num * sizeof(struct bnx2x_mcast_list_elem), + GFP_KERNEL); + if (!mc) { + BNX2X_ERR("Cannot Configure mulicasts due to lack of memory\n"); + return -ENOMEM; } } - return -ENOMEM; -} - -/* VFOP rx-mode */ -static void bnx2x_vfop_rxmode(struct bnx2x *bp, struct bnx2x_virtf *vf) -{ - struct bnx2x_vfop *vfop = bnx2x_vfop_cur(bp, vf); - struct bnx2x_rx_mode_ramrod_params *ramrod = &vfop->op_p->rx_mode; - enum bnx2x_vfop_rxmode_state state = vfop->state; - bnx2x_vfop_reset_wq(vf); - - if (vfop->rc < 0) - goto op_err; - - DP(BNX2X_MSG_IOV, "vf[%d] STATE: %d\n", vf->abs_vfid, state); + /* clear existing mcasts */ + mcast.mcast_list_len = vf->mcast_list_len; + vf->mcast_list_len = mc_num; + rc = bnx2x_config_mcast(bp, &mcast, BNX2X_MCAST_CMD_DEL); + if (rc) { + BNX2X_ERR("Failed to remove multicasts\n"); + if (mc) + kfree(mc); + return rc; + } - switch (state) { - case BNX2X_VFOP_RXMODE_CONFIG: - /* next state */ - vfop->state = BNX2X_VFOP_RXMODE_DONE; + /* update mcast list on the ramrod params */ + if (mc_num) { + INIT_LIST_HEAD(&mcast.mcast_list); + for (i = 0; i < mc_num; i++) { + mc[i].mac = mcasts[i]; + list_add_tail(&mc[i].link, + &mcast.mcast_list); + } - vfop->rc = bnx2x_config_rx_mode(bp, ramrod); - bnx2x_vfop_finalize(vf, vfop->rc, VFOP_DONE); -op_err: - BNX2X_ERR("RXMODE error: rc %d\n", vfop->rc); -op_done: - case BNX2X_VFOP_RXMODE_DONE: - bnx2x_vfop_end(bp, vf, vfop); - return; - default: - bnx2x_vfop_default(state); + /* add new mcasts */ + mcast.mcast_list_len = mc_num; + rc = bnx2x_config_mcast(bp, &mcast, BNX2X_MCAST_CMD_ADD); + if (rc) + BNX2X_ERR("Faled to add multicasts\n"); + kfree(mc); } -op_pending: - return; + + return rc; } -int bnx2x_vfop_rxmode_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - int qid, unsigned long accept_flags) +static void bnx2x_vf_prep_rx_mode(struct bnx2x *bp, u8 qid, + struct bnx2x_rx_mode_ramrod_params *ramrod, + struct bnx2x_virtf *vf, + unsigned long accept_flags) { struct bnx2x_vf_queue *vfq = vfq_get(vf, qid); - struct bnx2x_vfop *vfop = bnx2x_vfop_add(bp, vf); - - if (vfop) { - struct bnx2x_rx_mode_ramrod_params *ramrod = - &vf->op_params.rx_mode; - memset(ramrod, 0, sizeof(*ramrod)); - - /* Prepare ramrod parameters */ - ramrod->cid = vfq->cid; - ramrod->cl_id = vfq_cl_id(vf, vfq); - ramrod->rx_mode_obj = &bp->rx_mode_obj; - ramrod->func_id = FW_VF_HANDLE(vf->abs_vfid); - - ramrod->rx_accept_flags = accept_flags; - ramrod->tx_accept_flags = accept_flags; - ramrod->pstate = &vf->filter_state; - ramrod->state = BNX2X_FILTER_RX_MODE_PENDING; - - set_bit(BNX2X_FILTER_RX_MODE_PENDING, &vf->filter_state); - set_bit(RAMROD_RX, &ramrod->ramrod_flags); - set_bit(RAMROD_TX, &ramrod->ramrod_flags); + memset(ramrod, 0, sizeof(*ramrod)); + ramrod->cid = vfq->cid; + ramrod->cl_id = vfq_cl_id(vf, vfq); + ramrod->rx_mode_obj = &bp->rx_mode_obj; + ramrod->func_id = FW_VF_HANDLE(vf->abs_vfid); + ramrod->rx_accept_flags = accept_flags; + ramrod->tx_accept_flags = accept_flags; + ramrod->pstate = &vf->filter_state; + ramrod->state = BNX2X_FILTER_RX_MODE_PENDING; - ramrod->rdata = - bnx2x_vf_sp(bp, vf, rx_mode_rdata.e2); - ramrod->rdata_mapping = - bnx2x_vf_sp_map(bp, vf, rx_mode_rdata.e2); + set_bit(BNX2X_FILTER_RX_MODE_PENDING, &vf->filter_state); + set_bit(RAMROD_RX, &ramrod->ramrod_flags); + set_bit(RAMROD_TX, &ramrod->ramrod_flags); - bnx2x_vfop_opset(BNX2X_VFOP_RXMODE_CONFIG, - bnx2x_vfop_rxmode, cmd->done); - return bnx2x_vfop_transition(bp, vf, bnx2x_vfop_rxmode, - cmd->block); - } - return -ENOMEM; + ramrod->rdata = bnx2x_vf_sp(bp, vf, rx_mode_rdata.e2); + ramrod->rdata_mapping = bnx2x_vf_sp_map(bp, vf, rx_mode_rdata.e2); } -/* VFOP queue tear-down ('drop all' rx-mode, clear vlans, clear macs, - * queue destructor) - */ -static void bnx2x_vfop_qdown(struct bnx2x *bp, struct bnx2x_virtf *vf) +int bnx2x_vf_rxmode(struct bnx2x *bp, struct bnx2x_virtf *vf, + int qid, unsigned long accept_flags) { - struct bnx2x_vfop *vfop = bnx2x_vfop_cur(bp, vf); - int qid = vfop->args.qx.qid; - enum bnx2x_vfop_qteardown_state state = vfop->state; - struct bnx2x_vfop_cmd cmd; - - if (vfop->rc < 0) - goto op_err; - - DP(BNX2X_MSG_IOV, "vf[%d] STATE: %d\n", vf->abs_vfid, state); + struct bnx2x_rx_mode_ramrod_params ramrod; - cmd.done = bnx2x_vfop_qdown; - cmd.block = false; + DP(BNX2X_MSG_IOV, "vf[%d]\n", vf->abs_vfid); - switch (state) { - case BNX2X_VFOP_QTEARDOWN_RXMODE: - /* Drop all */ - vfop->state = BNX2X_VFOP_QTEARDOWN_CLR_VLAN; - vfop->rc = bnx2x_vfop_rxmode_cmd(bp, vf, &cmd, qid, 0); - if (vfop->rc) - goto op_err; - return; + bnx2x_vf_prep_rx_mode(bp, qid, &ramrod, vf, accept_flags); + set_bit(RAMROD_COMP_WAIT, &ramrod.ramrod_flags); + vfq_get(vf, qid)->accept_flags = ramrod.rx_accept_flags; + return bnx2x_config_rx_mode(bp, &ramrod); +} - case BNX2X_VFOP_QTEARDOWN_CLR_VLAN: - /* vlan-clear-all: don't consume credit */ - vfop->state = BNX2X_VFOP_QTEARDOWN_CLR_MAC; - vfop->rc = bnx2x_vfop_vlan_delall_cmd(bp, vf, &cmd, qid, false); - if (vfop->rc) - goto op_err; - return; +int bnx2x_vf_queue_teardown(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid) +{ + int rc; - case BNX2X_VFOP_QTEARDOWN_CLR_MAC: - /* mac-clear-all: consume credit */ - vfop->state = BNX2X_VFOP_QTEARDOWN_QDTOR; - vfop->rc = bnx2x_vfop_mac_delall_cmd(bp, vf, &cmd, qid, false); - if (vfop->rc) - goto op_err; - return; + DP(BNX2X_MSG_IOV, "vf[%d:%d]\n", vf->abs_vfid, qid); - case BNX2X_VFOP_QTEARDOWN_QDTOR: - /* run the queue destruction flow */ - DP(BNX2X_MSG_IOV, "case: BNX2X_VFOP_QTEARDOWN_QDTOR\n"); - vfop->state = BNX2X_VFOP_QTEARDOWN_DONE; - DP(BNX2X_MSG_IOV, "new state: BNX2X_VFOP_QTEARDOWN_DONE\n"); - vfop->rc = bnx2x_vfop_qdtor_cmd(bp, vf, &cmd, qid); - DP(BNX2X_MSG_IOV, "returned from cmd\n"); - if (vfop->rc) + /* Remove all classification configuration for leading queue */ + if (qid == LEADING_IDX) { + rc = bnx2x_vf_rxmode(bp, vf, qid, 0); + if (rc) goto op_err; - return; -op_err: - BNX2X_ERR("QTEARDOWN[%d:%d] error: rc %d\n", - vf->abs_vfid, qid, vfop->rc); - - case BNX2X_VFOP_QTEARDOWN_DONE: - bnx2x_vfop_end(bp, vf, vfop); - return; - default: - bnx2x_vfop_default(state); - } -} - -int bnx2x_vfop_qdown_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - int qid) -{ - struct bnx2x_vfop *vfop = bnx2x_vfop_add(bp, vf); - if (vfop) { - vfop->args.qx.qid = qid; - bnx2x_vfop_opset(BNX2X_VFOP_QTEARDOWN_RXMODE, - bnx2x_vfop_qdown, cmd->done); - return bnx2x_vfop_transition(bp, vf, bnx2x_vfop_qdown, - cmd->block); + /* Remove filtering if feasible */ + if (bnx2x_validate_vf_sp_objs(bp, vf, true)) { + rc = bnx2x_vf_vlan_mac_clear(bp, vf, qid, + false, false); + if (rc) + goto op_err; + rc = bnx2x_vf_vlan_mac_clear(bp, vf, qid, + false, true); + if (rc) + goto op_err; + rc = bnx2x_vf_mcast(bp, vf, NULL, 0, false); + if (rc) + goto op_err; + } } - return -ENOMEM; + /* Destroy queue */ + rc = bnx2x_vf_queue_destroy(bp, vf, qid); + if (rc) + goto op_err; + return rc; +op_err: + BNX2X_ERR("vf[%d:%d] error: rc %d\n", + vf->abs_vfid, qid, rc); + return rc; } /* VF enable primitives @@ -1341,7 +705,7 @@ int bnx2x_vfop_qdown_cmd(struct bnx2x *bp, */ /* internal vf enable - until vf is enabled internally all transactions - * are blocked. this routine should always be called last with pretend. + * are blocked. This routine should always be called last with pretend. */ static void bnx2x_vf_enable_internal(struct bnx2x *bp, u8 enable) { @@ -1399,12 +763,12 @@ static void bnx2x_vf_igu_reset(struct bnx2x *bp, struct bnx2x_virtf *vf) if (vf->cfg_flags & VF_CFG_INT_SIMD) val |= IGU_VF_CONF_SINGLE_ISR_EN; val &= ~IGU_VF_CONF_PARENT_MASK; - val |= BP_FUNC(bp) << IGU_VF_CONF_PARENT_SHIFT; /* parent PF */ + val |= (BP_ABS_FUNC(bp) >> 1) << IGU_VF_CONF_PARENT_SHIFT; REG_WR(bp, IGU_REG_VF_CONFIGURATION, val); DP(BNX2X_MSG_IOV, - "value in IGU_REG_VF_CONFIGURATION of vf %d after write %x\n", - vf->abs_vfid, REG_RD(bp, IGU_REG_VF_CONFIGURATION)); + "value in IGU_REG_VF_CONFIGURATION of vf %d after write is 0x%08x\n", + vf->abs_vfid, val); bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); @@ -1459,21 +823,16 @@ static u8 bnx2x_vf_is_pcie_pending(struct bnx2x *bp, u8 abs_vfid) struct bnx2x_virtf *vf = bnx2x_vf_by_abs_fid(bp, abs_vfid); if (!vf) - goto unknown_dev; + return false; dev = pci_get_bus_and_slot(vf->bus, vf->devfn); if (dev) return bnx2x_is_pcie_pending(dev); - -unknown_dev: return false; } int bnx2x_vf_flr_clnup_epilog(struct bnx2x *bp, u8 abs_vfid) { - /* Wait 100ms */ - msleep(100); - /* Verify no pending pci transactions */ if (bnx2x_vf_is_pcie_pending(bp, abs_vfid)) BNX2X_ERR("PCIE Transactions still pending\n"); @@ -1481,37 +840,64 @@ int bnx2x_vf_flr_clnup_epilog(struct bnx2x *bp, u8 abs_vfid) return 0; } +static void bnx2x_iov_re_set_vlan_filters(struct bnx2x *bp, + struct bnx2x_virtf *vf, + int new) +{ + int num = vf_vlan_rules_cnt(vf); + int diff = new - num; + bool rc = true; + + DP(BNX2X_MSG_IOV, "vf[%d] - %d vlan filter credits [previously %d]\n", + vf->abs_vfid, new, num); + + if (diff > 0) + rc = bp->vlans_pool.get(&bp->vlans_pool, diff); + else if (diff < 0) + rc = bp->vlans_pool.put(&bp->vlans_pool, -diff); + + if (rc) + vf_vlan_rules_cnt(vf) = new; + else + DP(BNX2X_MSG_IOV, "vf[%d] - Failed to configure vlan filter credits change\n", + vf->abs_vfid); +} + /* must be called after the number of PF queues and the number of VFs are * both known */ static void -bnx2x_iov_static_resc(struct bnx2x *bp, struct vf_pf_resc_request *resc) +bnx2x_iov_static_resc(struct bnx2x *bp, struct bnx2x_virtf *vf) { + struct vf_pf_resc_request *resc = &vf->alloc_resc; u16 vlan_count = 0; /* will be set only during VF-ACQUIRE */ resc->num_rxqs = 0; resc->num_txqs = 0; - /* no credit calculcis for macs (just yet) */ + /* no credit calculations for macs (just yet) */ resc->num_mac_filters = 1; /* divvy up vlan rules */ + bnx2x_iov_re_set_vlan_filters(bp, vf, 0); vlan_count = bp->vlans_pool.check(&bp->vlans_pool); vlan_count = 1 << ilog2(vlan_count); - resc->num_vlan_filters = vlan_count / BNX2X_NR_VIRTFN(bp); + bnx2x_iov_re_set_vlan_filters(bp, vf, + vlan_count / BNX2X_NR_VIRTFN(bp)); /* no real limitation */ resc->num_mc_filters = 0; /* num_sbs already set */ + resc->num_sbs = vf->sb_count; } /* FLR routines: */ static void bnx2x_vf_free_resc(struct bnx2x *bp, struct bnx2x_virtf *vf) { /* reset the state variables */ - bnx2x_iov_static_resc(bp, &vf->alloc_resc); + bnx2x_iov_static_resc(bp, vf); vf->state = VF_FREE; } @@ -1535,120 +921,63 @@ static void bnx2x_vf_flr_clnup_hw(struct bnx2x *bp, struct bnx2x_virtf *vf) bnx2x_tx_hw_flushed(bp, poll_cnt); } -static void bnx2x_vfop_flr(struct bnx2x *bp, struct bnx2x_virtf *vf) +static void bnx2x_vf_flr(struct bnx2x *bp, struct bnx2x_virtf *vf) { - struct bnx2x_vfop *vfop = bnx2x_vfop_cur(bp, vf); - struct bnx2x_vfop_args_qx *qx = &vfop->args.qx; - enum bnx2x_vfop_flr_state state = vfop->state; - struct bnx2x_vfop_cmd cmd = { - .done = bnx2x_vfop_flr, - .block = false, - }; - - if (vfop->rc < 0) - goto op_err; + int rc, i; - DP(BNX2X_MSG_IOV, "vf[%d] STATE: %d\n", vf->abs_vfid, state); + DP(BNX2X_MSG_IOV, "vf[%d]\n", vf->abs_vfid); - switch (state) { - case BNX2X_VFOP_FLR_QUEUES: - /* the cleanup operations are valid if and only if the VF - * was first acquired. - */ - if (++(qx->qid) < vf_rxq_count(vf)) { - vfop->rc = bnx2x_vfop_qflr_cmd(bp, vf, &cmd, - qx->qid); - if (vfop->rc) - goto op_err; - return; - } - /* remove multicasts */ - vfop->state = BNX2X_VFOP_FLR_HW; - vfop->rc = bnx2x_vfop_mcast_cmd(bp, vf, &cmd, NULL, - 0, true); - if (vfop->rc) - goto op_err; - return; - case BNX2X_VFOP_FLR_HW: + /* the cleanup operations are valid if and only if the VF + * was first acquired. + */ + for (i = 0; i < vf_rxq_count(vf); i++) { + rc = bnx2x_vf_queue_flr(bp, vf, i); + if (rc) + goto out; + } - /* dispatch final cleanup and wait for HW queues to flush */ - bnx2x_vf_flr_clnup_hw(bp, vf); + /* remove multicasts */ + bnx2x_vf_mcast(bp, vf, NULL, 0, true); - /* release VF resources */ - bnx2x_vf_free_resc(bp, vf); + /* dispatch final cleanup and wait for HW queues to flush */ + bnx2x_vf_flr_clnup_hw(bp, vf); - /* re-open the mailbox */ - bnx2x_vf_enable_mbx(bp, vf->abs_vfid); + /* release VF resources */ + bnx2x_vf_free_resc(bp, vf); - goto op_done; - default: - bnx2x_vfop_default(state); - } -op_err: - BNX2X_ERR("VF[%d] FLR error: rc %d\n", vf->abs_vfid, vfop->rc); -op_done: - vf->flr_clnup_stage = VF_FLR_ACK; - bnx2x_vfop_end(bp, vf, vfop); - bnx2x_unlock_vf_pf_channel(bp, vf, CHANNEL_TLV_FLR); -} - -static int bnx2x_vfop_flr_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - vfop_handler_t done) -{ - struct bnx2x_vfop *vfop = bnx2x_vfop_add(bp, vf); - if (vfop) { - vfop->args.qx.qid = -1; /* loop */ - bnx2x_vfop_opset(BNX2X_VFOP_FLR_QUEUES, - bnx2x_vfop_flr, done); - return bnx2x_vfop_transition(bp, vf, bnx2x_vfop_flr, false); - } - return -ENOMEM; + /* re-open the mailbox */ + bnx2x_vf_enable_mbx(bp, vf->abs_vfid); + return; +out: + BNX2X_ERR("vf[%d:%d] failed flr: rc %d\n", + vf->abs_vfid, i, rc); } -static void bnx2x_vf_flr_clnup(struct bnx2x *bp, struct bnx2x_virtf *prev_vf) +static void bnx2x_vf_flr_clnup(struct bnx2x *bp) { - int i = prev_vf ? prev_vf->index + 1 : 0; struct bnx2x_virtf *vf; + int i; - /* find next VF to cleanup */ -next_vf_to_clean: - for (; - i < BNX2X_NR_VIRTFN(bp) && - (bnx2x_vf(bp, i, state) != VF_RESET || - bnx2x_vf(bp, i, flr_clnup_stage) != VF_FLR_CLN); - i++) - ; + for (i = 0; i < BNX2X_NR_VIRTFN(bp); i++) { + /* VF should be RESET & in FLR cleanup states */ + if (bnx2x_vf(bp, i, state) != VF_RESET || + !bnx2x_vf(bp, i, flr_clnup_stage)) + continue; - DP(BNX2X_MSG_IOV, "next vf to cleanup: %d. num of vfs: %d\n", i, - BNX2X_NR_VIRTFN(bp)); + DP(BNX2X_MSG_IOV, "next vf to cleanup: %d. Num of vfs: %d\n", + i, BNX2X_NR_VIRTFN(bp)); - if (i < BNX2X_NR_VIRTFN(bp)) { vf = BP_VF(bp, i); /* lock the vf pf channel */ bnx2x_lock_vf_pf_channel(bp, vf, CHANNEL_TLV_FLR); /* invoke the VF FLR SM */ - if (bnx2x_vfop_flr_cmd(bp, vf, bnx2x_vf_flr_clnup)) { - BNX2X_ERR("VF[%d]: FLR cleanup failed -ENOMEM\n", - vf->abs_vfid); - - /* mark the VF to be ACKED and continue */ - vf->flr_clnup_stage = VF_FLR_ACK; - goto next_vf_to_clean; - } - return; - } - - /* we are done, update vf records */ - for_each_vf(bp, i) { - vf = BP_VF(bp, i); - - if (vf->flr_clnup_stage != VF_FLR_ACK) - continue; + bnx2x_vf_flr(bp, vf); - vf->flr_clnup_stage = VF_FLR_EPILOG; + /* mark the VF to be ACKED and continue */ + vf->flr_clnup_stage = false; + bnx2x_unlock_vf_pf_channel(bp, vf, CHANNEL_TLV_FLR); } /* Acknowledge the handled VFs. @@ -1698,7 +1027,7 @@ void bnx2x_vf_handle_flr_event(struct bnx2x *bp) if (reset) { /* set as reset and ready for cleanup */ vf->state = VF_RESET; - vf->flr_clnup_stage = VF_FLR_CLN; + vf->flr_clnup_stage = true; DP(BNX2X_MSG_IOV, "Initiating Final cleanup for VF %d\n", @@ -1707,7 +1036,7 @@ void bnx2x_vf_handle_flr_event(struct bnx2x *bp) } /* do the FLR cleanup for all marked VFs*/ - bnx2x_vf_flr_clnup(bp, NULL); + bnx2x_vf_flr_clnup(bp); } /* IOV global initialization routines */ @@ -1731,8 +1060,7 @@ void bnx2x_iov_init_dq(struct bnx2x *bp) /* The VF doorbell size 0 - *B, 4 - 128B. We set it here to match * the Pf doorbell size although the 2 are independent. */ - REG_WR(bp, DORQ_REG_VF_NORM_CID_OFST, - BNX2X_DB_SHIFT - BNX2X_DB_MIN_SHIFT); + REG_WR(bp, DORQ_REG_VF_NORM_CID_OFST, 3); /* No security checks for now - * configure single rule (out of 16) mask = 0x1, value = 0x0, @@ -1743,20 +1071,16 @@ void bnx2x_iov_init_dq(struct bnx2x *bp) REG_WR(bp, DORQ_REG_VF_TYPE_MIN_MCID_0, 0); REG_WR(bp, DORQ_REG_VF_TYPE_MAX_MCID_0, 0x1ffff); - /* set the number of VF alllowed doorbells to the full DQ range */ - REG_WR(bp, DORQ_REG_VF_NORM_MAX_CID_COUNT, 0x20000); - - /* set the VF doorbell threshold */ - REG_WR(bp, DORQ_REG_VF_USAGE_CT_LIMIT, 4); + /* set the VF doorbell threshold. This threshold represents the amount + * of doorbells allowed in the main DORQ fifo for a specific VF. + */ + REG_WR(bp, DORQ_REG_VF_USAGE_CT_LIMIT, 64); } void bnx2x_iov_init_dmae(struct bnx2x *bp) { - DP(BNX2X_MSG_IOV, "SRIOV is %s\n", IS_SRIOV(bp) ? "ON" : "OFF"); - if (!IS_SRIOV(bp)) - return; - - REG_WR(bp, DMAE_REG_BACKWARD_COMP_EN, 0); + if (pci_find_ext_capability(bp->pdev, PCI_EXT_CAP_ID_SRIOV)) + REG_WR(bp, DMAE_REG_BACKWARD_COMP_EN, 0); } static int bnx2x_vf_bus(struct bnx2x *bp, int vfid) @@ -1802,7 +1126,7 @@ bnx2x_get_vf_igu_cam_info(struct bnx2x *bp) { int sb_id; u32 val; - u8 fid; + u8 fid, current_pf = 0; /* IGU in normal mode - read CAM */ for (sb_id = 0; sb_id < IGU_REG_MAPPING_MEMORY_SIZE; sb_id++) { @@ -1810,16 +1134,18 @@ bnx2x_get_vf_igu_cam_info(struct bnx2x *bp) if (!(val & IGU_REG_MAPPING_MEMORY_VALID)) continue; fid = GET_FIELD((val), IGU_REG_MAPPING_MEMORY_FID); - if (!(fid & IGU_FID_ENCODE_IS_PF)) + if (fid & IGU_FID_ENCODE_IS_PF) + current_pf = fid & IGU_FID_PF_NUM_MASK; + else if (current_pf == BP_FUNC(bp)) bnx2x_vf_set_igu_info(bp, sb_id, (fid & IGU_FID_VF_NUM_MASK)); - DP(BNX2X_MSG_IOV, "%s[%d], igu_sb_id=%d, msix=%d\n", ((fid & IGU_FID_ENCODE_IS_PF) ? "PF" : "VF"), ((fid & IGU_FID_ENCODE_IS_PF) ? (fid & IGU_FID_PF_NUM_MASK) : (fid & IGU_FID_VF_NUM_MASK)), sb_id, GET_FIELD((val), IGU_REG_MAPPING_MEMORY_VECTOR)); } + DP(BNX2X_MSG_IOV, "vf_sbs_pool is %d\n", BP_VFDB(bp)->vf_sbs_pool); } static void __bnx2x_iov_free_vfdb(struct bnx2x *bp) @@ -1885,23 +1211,11 @@ static int bnx2x_sriov_info(struct bnx2x *bp, struct bnx2x_sriov *iov) return 0; } -static u8 bnx2x_iov_get_max_queue_count(struct bnx2x *bp) -{ - int i; - u8 queue_count = 0; - - if (IS_SRIOV(bp)) - for_each_vf(bp, i) - queue_count += bnx2x_vf(bp, i, alloc_resc.num_sbs); - - return queue_count; -} - /* must be called after PF bars are mapped */ int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param, - int num_vfs_param) + int num_vfs_param) { - int err, i, qcount; + int err, i; struct bnx2x_sriov *iov; struct pci_dev *dev = bp->pdev; @@ -1991,7 +1305,6 @@ int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param, bnx2x_vf(bp, i, index) = i; bnx2x_vf(bp, i, abs_vfid) = iov->first_vf_in_pf + i; bnx2x_vf(bp, i, state) = VF_FREE; - INIT_LIST_HEAD(&bnx2x_vf(bp, i, op_list_head)); mutex_init(&bnx2x_vf(bp, i, op_mutex)); bnx2x_vf(bp, i, op_current) = CHANNEL_TLV_NONE; } @@ -1999,18 +1312,22 @@ int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param, /* re-read the IGU CAM for VFs - index and abs_vfid must be set */ bnx2x_get_vf_igu_cam_info(bp); - /* get the total queue count and allocate the global queue arrays */ - qcount = bnx2x_iov_get_max_queue_count(bp); - /* allocate the queue arrays for all VFs */ - bp->vfdb->vfqs = kzalloc(qcount * sizeof(struct bnx2x_vf_queue), - GFP_KERNEL); + bp->vfdb->vfqs = kzalloc( + BNX2X_MAX_NUM_VF_QUEUES * sizeof(struct bnx2x_vf_queue), + GFP_KERNEL); + + DP(BNX2X_MSG_IOV, "bp->vfdb->vfqs was %p\n", bp->vfdb->vfqs); + if (!bp->vfdb->vfqs) { BNX2X_ERR("failed to allocate vf queue array\n"); err = -ENOMEM; goto failed; } + /* Prepare the VFs event synchronization mechanism */ + mutex_init(&bp->vfdb->event_mutex); + return 0; failed: DP(BNX2X_MSG_IOV, "Failed err=%d\n", err); @@ -2020,6 +1337,8 @@ failed: void bnx2x_iov_remove_one(struct bnx2x *bp) { + int vf_idx; + /* if SRIOV is not enabled there's nothing to do */ if (!IS_SRIOV(bp)) return; @@ -2028,6 +1347,18 @@ void bnx2x_iov_remove_one(struct bnx2x *bp) pci_disable_sriov(bp->pdev); DP(BNX2X_MSG_IOV, "sriov disabled\n"); + /* disable access to all VFs */ + for (vf_idx = 0; vf_idx < bp->vfdb->sriov.total; vf_idx++) { + bnx2x_pretend_func(bp, + HW_VF_HANDLE(bp, + bp->vfdb->sriov.first_vf_in_pf + + vf_idx)); + DP(BNX2X_MSG_IOV, "disabling internal access for vf %d\n", + bp->vfdb->sriov.first_vf_in_pf + vf_idx); + bnx2x_vf_enable_internal(bp, 0); + bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); + } + /* free vf database */ __bnx2x_iov_free_vfdb(bp); } @@ -2075,7 +1406,9 @@ int bnx2x_iov_alloc_mem(struct bnx2x *bp) cxt->size = min_t(size_t, tot_size, CDU_ILT_PAGE_SZ); if (cxt->size) { - BNX2X_PCI_ALLOC(cxt->addr, &cxt->mapping, cxt->size); + cxt->addr = BNX2X_PCI_ALLOC(&cxt->mapping, cxt->size); + if (!cxt->addr) + goto alloc_mem_err; } else { cxt->addr = NULL; cxt->mapping = 0; @@ -2085,20 +1418,28 @@ int bnx2x_iov_alloc_mem(struct bnx2x *bp) /* allocate vfs ramrods dma memory - client_init and set_mac */ tot_size = BNX2X_NR_VIRTFN(bp) * sizeof(struct bnx2x_vf_sp); - BNX2X_PCI_ALLOC(BP_VFDB(bp)->sp_dma.addr, &BP_VFDB(bp)->sp_dma.mapping, - tot_size); + BP_VFDB(bp)->sp_dma.addr = BNX2X_PCI_ALLOC(&BP_VFDB(bp)->sp_dma.mapping, + tot_size); + if (!BP_VFDB(bp)->sp_dma.addr) + goto alloc_mem_err; BP_VFDB(bp)->sp_dma.size = tot_size; /* allocate mailboxes */ tot_size = BNX2X_NR_VIRTFN(bp) * MBX_MSG_ALIGNED_SIZE; - BNX2X_PCI_ALLOC(BP_VF_MBX_DMA(bp)->addr, &BP_VF_MBX_DMA(bp)->mapping, - tot_size); + BP_VF_MBX_DMA(bp)->addr = BNX2X_PCI_ALLOC(&BP_VF_MBX_DMA(bp)->mapping, + tot_size); + if (!BP_VF_MBX_DMA(bp)->addr) + goto alloc_mem_err; + BP_VF_MBX_DMA(bp)->size = tot_size; /* allocate local bulletin boards */ tot_size = BNX2X_NR_VIRTFN(bp) * BULLETIN_CONTENT_SIZE; - BNX2X_PCI_ALLOC(BP_VF_BULLETIN_DMA(bp)->addr, - &BP_VF_BULLETIN_DMA(bp)->mapping, tot_size); + BP_VF_BULLETIN_DMA(bp)->addr = BNX2X_PCI_ALLOC(&BP_VF_BULLETIN_DMA(bp)->mapping, + tot_size); + if (!BP_VF_BULLETIN_DMA(bp)->addr) + goto alloc_mem_err; + BP_VF_BULLETIN_DMA(bp)->size = tot_size; return 0; @@ -2124,50 +1465,18 @@ static void bnx2x_vfq_init(struct bnx2x *bp, struct bnx2x_virtf *vf, bnx2x_vf_sp_map(bp, vf, q_data), q_type); - DP(BNX2X_MSG_IOV, - "initialized vf %d's queue object. func id set to %d\n", - vf->abs_vfid, q->sp_obj.func_id); - - /* mac/vlan objects are per queue, but only those - * that belong to the leading queue are initialized - */ - if (vfq_is_leading(q)) { - /* mac */ - bnx2x_init_mac_obj(bp, &q->mac_obj, - cl_id, q->cid, func_id, - bnx2x_vf_sp(bp, vf, mac_rdata), - bnx2x_vf_sp_map(bp, vf, mac_rdata), - BNX2X_FILTER_MAC_PENDING, - &vf->filter_state, - BNX2X_OBJ_TYPE_RX_TX, - &bp->macs_pool); - /* vlan */ - bnx2x_init_vlan_obj(bp, &q->vlan_obj, - cl_id, q->cid, func_id, - bnx2x_vf_sp(bp, vf, vlan_rdata), - bnx2x_vf_sp_map(bp, vf, vlan_rdata), - BNX2X_FILTER_VLAN_PENDING, - &vf->filter_state, - BNX2X_OBJ_TYPE_RX_TX, - &bp->vlans_pool); - - /* mcast */ - bnx2x_init_mcast_obj(bp, &vf->mcast_obj, cl_id, - q->cid, func_id, func_id, - bnx2x_vf_sp(bp, vf, mcast_rdata), - bnx2x_vf_sp_map(bp, vf, mcast_rdata), - BNX2X_FILTER_MCAST_PENDING, - &vf->filter_state, - BNX2X_OBJ_TYPE_RX_TX); + /* sp indication is set only when vlan/mac/etc. are initialized */ + q->sp_initialized = false; - vf->leading_rss = cl_id; - } + DP(BNX2X_MSG_IOV, + "initialized vf %d's queue object. func id set to %d. cid set to 0x%x\n", + vf->abs_vfid, q->sp_obj.func_id, q->cid); } /* called by bnx2x_nic_load */ int bnx2x_iov_nic_init(struct bnx2x *bp) { - int vfid, qcount, i; + int vfid; if (!IS_SRIOV(bp)) { DP(BNX2X_MSG_IOV, "vfdb was not allocated\n"); @@ -2176,6 +1485,9 @@ int bnx2x_iov_nic_init(struct bnx2x *bp) DP(BNX2X_MSG_IOV, "num of vfs: %d\n", (bp)->vfdb->sriov.nr_virtfn); + /* let FLR complete ... */ + msleep(100); + /* initialize vf database */ for_each_vf(bp, vfid) { struct bnx2x_virtf *vf = BP_VF(bp, vfid); @@ -2193,13 +1505,9 @@ int bnx2x_iov_nic_init(struct bnx2x *bp) BNX2X_FIRST_VF_CID + base_vf_cid, base_cxt); /* init statically provisioned resources */ - bnx2x_iov_static_resc(bp, &vf->alloc_resc); + bnx2x_iov_static_resc(bp, vf); /* queues are initialized during VF-ACQUIRE */ - - /* reserve the vf vlan credit */ - bp->vlans_pool.get(&bp->vlans_pool, vf_vlan_rules_cnt(vf)); - vf->filter_state = 0; vf->sp_cl_id = bnx2x_fp(bp, 0, cl_id); @@ -2208,6 +1516,7 @@ int bnx2x_iov_nic_init(struct bnx2x *bp) * It needs to be initialized here so that it can be safely * handled by a subsequent FLR flow. */ + vf->mcast_list_len = 0; bnx2x_init_mcast_obj(bp, &vf->mcast_obj, 0xFF, 0xFF, 0xFF, 0xFF, bnx2x_vf_sp(bp, vf, mcast_rdata), @@ -2229,13 +1538,12 @@ int bnx2x_iov_nic_init(struct bnx2x *bp) } /* Final VF init */ - qcount = 0; - for_each_vf(bp, i) { - struct bnx2x_virtf *vf = BP_VF(bp, i); + for_each_vf(bp, vfid) { + struct bnx2x_virtf *vf = BP_VF(bp, vfid); /* fill in the BDF and bars */ - vf->bus = bnx2x_vf_bus(bp, i); - vf->devfn = bnx2x_vf_devfn(bp, i); + vf->bus = bnx2x_vf_bus(bp, vfid); + vf->devfn = bnx2x_vf_devfn(bp, vfid); bnx2x_vf_set_bars(bp, vf); DP(BNX2X_MSG_IOV, @@ -2244,10 +1552,6 @@ int bnx2x_iov_nic_init(struct bnx2x *bp) (unsigned)vf->bars[0].bar, vf->bars[0].size, (unsigned)vf->bars[1].bar, vf->bars[1].size, (unsigned)vf->bars[2].bar, vf->bars[2].size); - - /* set local queue arrays */ - vf->vfqs = &bp->vfdb->vfqs[qcount]; - qcount += bnx2x_vf(bp, i, alloc_resc.num_sbs); } return 0; @@ -2263,7 +1567,7 @@ int bnx2x_iov_chip_cleanup(struct bnx2x *bp) /* release all the VFs */ for_each_vf(bp, i) - bnx2x_vf_release(bp, BP_VF(bp, i), true); /* blocking */ + bnx2x_vf_release(bp, BP_VF(bp, i)); return 0; } @@ -2348,9 +1652,15 @@ static void bnx2x_vf_handle_filters_eqe(struct bnx2x *bp, struct bnx2x_virtf *vf) { - smp_mb__before_clear_bit(); + smp_mb__before_atomic(); clear_bit(BNX2X_FILTER_RX_MODE_PENDING, &vf->filter_state); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); +} + +static void bnx2x_vf_handle_rss_update_eqe(struct bnx2x *bp, + struct bnx2x_virtf *vf) +{ + vf->rss_conf_obj.raw.clear_pending(&vf->rss_conf_obj.raw); } int bnx2x_iov_eq_sp_event(struct bnx2x *bp, union event_ring_elem *elem) @@ -2377,6 +1687,7 @@ int bnx2x_iov_eq_sp_event(struct bnx2x *bp, union event_ring_elem *elem) case EVENT_RING_OPCODE_CLASSIFICATION_RULES: case EVENT_RING_OPCODE_MULTICAST_RULES: case EVENT_RING_OPCODE_FILTERS_RULES: + case EVENT_RING_OPCODE_RSS_UPDATE_RULES: cid = (elem->message.data.eth_event.echo & BNX2X_SWCID_MASK); DP(BNX2X_MSG_IOV, "checking filtering comp cid=%d\n", cid); @@ -2388,8 +1699,9 @@ int bnx2x_iov_eq_sp_event(struct bnx2x *bp, union event_ring_elem *elem) goto get_vf; case EVENT_RING_OPCODE_MALICIOUS_VF: abs_vfid = elem->message.data.malicious_vf_event.vf_id; - DP(BNX2X_MSG_IOV, "Got VF MALICIOUS notification abs_vfid=%d err_id=0x%x\n", - abs_vfid, elem->message.data.malicious_vf_event.err_id); + BNX2X_ERR("Got VF MALICIOUS notification abs_vfid=%d err_id=0x%x\n", + abs_vfid, + elem->message.data.malicious_vf_event.err_id); goto get_vf; default: return 1; @@ -2403,7 +1715,7 @@ int bnx2x_iov_eq_sp_event(struct bnx2x *bp, union event_ring_elem *elem) /* extract vf and rxq index from vf_cid - relies on the following: * 1. vfid on cid reflects the true abs_vfid - * 2. the max number of VFs (per path) is 64 + * 2. The max number of VFs (per path) is 64 */ qidx = cid & ((1 << BNX2X_VF_CID_WND)-1); abs_vfid = (cid >> BNX2X_VF_CID_WND) & (BNX2X_MAX_NUM_OF_VFS-1); @@ -2440,19 +1752,15 @@ get_vf: vf->abs_vfid, qidx); bnx2x_vf_handle_filters_eqe(bp, vf); break; + case EVENT_RING_OPCODE_RSS_UPDATE_RULES: + DP(BNX2X_MSG_IOV, "got VF [%d:%d] RSS update ramrod\n", + vf->abs_vfid, qidx); + bnx2x_vf_handle_rss_update_eqe(bp, vf); case EVENT_RING_OPCODE_VF_FLR: - DP(BNX2X_MSG_IOV, "got VF [%d] FLR notification\n", - vf->abs_vfid); - /* Do nothing for now */ - break; case EVENT_RING_OPCODE_MALICIOUS_VF: - DP(BNX2X_MSG_IOV, "Got VF MALICIOUS notification abs_vfid=%d error id %x\n", - abs_vfid, elem->message.data.malicious_vf_event.err_id); /* Do nothing for now */ - break; + return 0; } - /* SRIOV: reschedule any 'in_progress' operations */ - bnx2x_iov_sp_event(bp, cid, false); return 0; } @@ -2461,7 +1769,7 @@ static struct bnx2x_virtf *bnx2x_vf_by_cid(struct bnx2x *bp, int vf_cid) { /* extract the vf from vf_cid - relies on the following: * 1. vfid on cid reflects the true abs_vfid - * 2. the max number of VFs (per path) is 64 + * 2. The max number of VFs (per path) is 64 */ int abs_vfid = (vf_cid >> BNX2X_VF_CID_WND) & (BNX2X_MAX_NUM_OF_VFS-1); return bnx2x_vf_by_abs_fid(bp, abs_vfid); @@ -2480,7 +1788,7 @@ void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid, if (vf) { /* extract queue index from vf_cid - relies on the following: * 1. vfid on cid reflects the true abs_vfid - * 2. the max number of VFs (per path) is 64 + * 2. The max number of VFs (per path) is 64 */ int q_index = vf_cid & ((1 << BNX2X_VF_CID_WND)-1); *q_obj = &bnx2x_vfq(vf, q_index, sp_obj); @@ -2489,23 +1797,6 @@ void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid, } } -void bnx2x_iov_sp_event(struct bnx2x *bp, int vf_cid, bool queue_work) -{ - struct bnx2x_virtf *vf; - - /* check if the cid is the VF range */ - if (!IS_SRIOV(bp) || !bnx2x_iov_is_vf_cid(bp, vf_cid)) - return; - - vf = bnx2x_vf_by_cid(bp, vf_cid); - if (vf) { - /* set in_progress flag */ - atomic_set(&vf->op_in_progress, 1); - if (queue_work) - queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); - } -} - void bnx2x_iov_adjust_stats_req(struct bnx2x *bp) { int i; @@ -2526,10 +1817,10 @@ void bnx2x_iov_adjust_stats_req(struct bnx2x *bp) first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX - (is_fcoe ? 0 : 1); - DP(BNX2X_MSG_IOV, - "BNX2X_NUM_ETH_QUEUES %d, is_fcoe %d, first_queue_query_index %d => determined the last non virtual statistics query index is %d. Will add queries on top of that\n", - BNX2X_NUM_ETH_QUEUES(bp), is_fcoe, first_queue_query_index, - first_queue_query_index + num_queues_req); + DP_AND((BNX2X_MSG_IOV | BNX2X_MSG_STATS), + "BNX2X_NUM_ETH_QUEUES %d, is_fcoe %d, first_queue_query_index %d => determined the last non virtual statistics query index is %d. Will add queries on top of that\n", + BNX2X_NUM_ETH_QUEUES(bp), is_fcoe, first_queue_query_index, + first_queue_query_index + num_queues_req); cur_data_offset = bp->fw_stats_data_mapping + offsetof(struct bnx2x_fw_stats_data, queue_stats) + @@ -2543,9 +1834,9 @@ void bnx2x_iov_adjust_stats_req(struct bnx2x *bp) struct bnx2x_virtf *vf = BP_VF(bp, i); if (vf->state != VF_ENABLED) { - DP(BNX2X_MSG_IOV, - "vf %d not enabled so no stats for it\n", - vf->abs_vfid); + DP_AND((BNX2X_MSG_IOV | BNX2X_MSG_STATS), + "vf %d not enabled so no stats for it\n", + vf->abs_vfid); continue; } @@ -2553,6 +1844,9 @@ void bnx2x_iov_adjust_stats_req(struct bnx2x *bp) for_each_vfq(vf, j) { struct bnx2x_vf_queue *rxq = vfq_get(vf, j); + dma_addr_t q_stats_addr = + vf->fw_stat_map + j * vf->stats_stride; + /* collect stats fro active queues only */ if (bnx2x_get_q_logical_state(bp, &rxq->sp_obj) == BNX2X_Q_LOGICAL_STATE_STOPPED) @@ -2560,13 +1854,13 @@ void bnx2x_iov_adjust_stats_req(struct bnx2x *bp) /* create stats query entry for this queue */ cur_query_entry->kind = STATS_TYPE_QUEUE; - cur_query_entry->index = vfq_cl_id(vf, rxq); + cur_query_entry->index = vfq_stat_id(vf, rxq); cur_query_entry->funcID = cpu_to_le16(FW_VF_HANDLE(vf->abs_vfid)); cur_query_entry->address.hi = - cpu_to_le32(U64_HI(vf->fw_stat_map)); + cpu_to_le32(U64_HI(q_stats_addr)); cur_query_entry->address.lo = - cpu_to_le32(U64_LO(vf->fw_stat_map)); + cpu_to_le32(U64_LO(q_stats_addr)); DP(BNX2X_MSG_IOV, "added address %x %x for vf %d queue %d client %d\n", cur_query_entry->address.hi, @@ -2575,30 +1869,13 @@ void bnx2x_iov_adjust_stats_req(struct bnx2x *bp) cur_query_entry++; cur_data_offset += sizeof(struct per_queue_stats); stats_count++; - } - } - bp->fw_stats_req->hdr.cmd_num = bp->fw_stats_num + stats_count; -} - -void bnx2x_iov_sp_task(struct bnx2x *bp) -{ - int i; - - if (!IS_SRIOV(bp)) - return; - /* Iterate over all VFs and invoke state transition for VFs with - * 'in-progress' slow-path operations - */ - DP(BNX2X_MSG_IOV, "searching for pending vf operations\n"); - for_each_vf(bp, i) { - struct bnx2x_virtf *vf = BP_VF(bp, i); - if (!list_empty(&vf->op_list_head) && - atomic_read(&vf->op_in_progress)) { - DP(BNX2X_MSG_IOV, "running pending op for vf %d\n", i); - bnx2x_vfop_cur(bp, vf)->transition(bp, vf); + /* all stats are coalesced to the leading queue */ + if (vf->cfg_flags & VF_CFG_STATS_COALESCE) + break; } } + bp->fw_stats_req->hdr.cmd_num = bp->fw_stats_num + stats_count; } static inline @@ -2661,11 +1938,12 @@ int bnx2x_vf_chk_avail_resc(struct bnx2x *bp, struct bnx2x_virtf *vf, u8 rxq_cnt = vf_rxq_count(vf) ? : bnx2x_vf_max_queue_cnt(bp, vf); u8 txq_cnt = vf_txq_count(vf) ? : bnx2x_vf_max_queue_cnt(bp, vf); + /* Save a vlan filter for the Hypervisor */ return ((req_resc->num_rxqs <= rxq_cnt) && (req_resc->num_txqs <= txq_cnt) && (req_resc->num_sbs <= vf_sb_count(vf)) && (req_resc->num_mac_filters <= vf_mac_rules_cnt(vf)) && - (req_resc->num_vlan_filters <= vf_vlan_rules_cnt(vf))); + (req_resc->num_vlan_filters <= vf_vlan_rules_visible_cnt(vf))); } /* CORE VF API */ @@ -2705,7 +1983,7 @@ int bnx2x_vf_acquire(struct bnx2x *bp, struct bnx2x_virtf *vf, } /* static allocation: - * the global maximum number are fixed per VF. fail the request if + * the global maximum number are fixed per VF. Fail the request if * requested number exceed these globals */ if (!bnx2x_vf_chk_avail_resc(bp, vf, resc)) { @@ -2721,14 +1999,14 @@ int bnx2x_vf_acquire(struct bnx2x *bp, struct bnx2x_virtf *vf, vf_txq_count(vf) = resc->num_txqs ? : bnx2x_vf_max_queue_cnt(bp, vf); if (resc->num_mac_filters) vf_mac_rules_cnt(vf) = resc->num_mac_filters; - if (resc->num_vlan_filters) - vf_vlan_rules_cnt(vf) = resc->num_vlan_filters; + /* Add an additional vlan filter credit for the hypervisor */ + bnx2x_iov_re_set_vlan_filters(bp, vf, resc->num_vlan_filters + 1); DP(BNX2X_MSG_IOV, "Fulfilling vf request: sb count %d, tx_count %d, rx_count %d, mac_rules_count %d, vlan_rules_count %d\n", vf_sb_count(vf), vf_rxq_count(vf), vf_txq_count(vf), vf_mac_rules_cnt(vf), - vf_vlan_rules_cnt(vf)); + vf_vlan_rules_visible_cnt(vf)); /* Initialize the queues */ if (!vf->vfqs) { @@ -2740,7 +2018,7 @@ int bnx2x_vf_acquire(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q = vfq_get(vf, i); if (!q) { - DP(BNX2X_MSG_IOV, "q number %d was not allocated\n", i); + BNX2X_ERR("q number %d was not allocated\n", i); return -EINVAL; } @@ -2777,6 +2055,10 @@ int bnx2x_vf_init(struct bnx2x *bp, struct bnx2x_virtf *vf, dma_addr_t *sb_map) vf->abs_vfid, vf->state); return -EINVAL; } + + /* let FLR complete ... */ + msleep(100); + /* FLR cleanup epilogue */ if (bnx2x_vf_flr_clnup_epilog(bp, vf->abs_vfid)) return -EBUSY; @@ -2820,92 +2102,66 @@ int bnx2x_vf_init(struct bnx2x *bp, struct bnx2x_virtf *vf, dma_addr_t *sb_map) return 0; } -/* VFOP close (teardown the queues, delete mcasts and close HW) */ -static void bnx2x_vfop_close(struct bnx2x *bp, struct bnx2x_virtf *vf) -{ - struct bnx2x_vfop *vfop = bnx2x_vfop_cur(bp, vf); - struct bnx2x_vfop_args_qx *qx = &vfop->args.qx; - enum bnx2x_vfop_close_state state = vfop->state; - struct bnx2x_vfop_cmd cmd = { - .done = bnx2x_vfop_close, - .block = false, - }; +struct set_vf_state_cookie { + struct bnx2x_virtf *vf; + u8 state; +}; - if (vfop->rc < 0) - goto op_err; +static void bnx2x_set_vf_state(void *cookie) +{ + struct set_vf_state_cookie *p = (struct set_vf_state_cookie *)cookie; - DP(BNX2X_MSG_IOV, "vf[%d] STATE: %d\n", vf->abs_vfid, state); + p->vf->state = p->state; +} - switch (state) { - case BNX2X_VFOP_CLOSE_QUEUES: +int bnx2x_vf_close(struct bnx2x *bp, struct bnx2x_virtf *vf) +{ + int rc = 0, i; - if (++(qx->qid) < vf_rxq_count(vf)) { - vfop->rc = bnx2x_vfop_qdown_cmd(bp, vf, &cmd, qx->qid); - if (vfop->rc) - goto op_err; - return; - } + DP(BNX2X_MSG_IOV, "vf[%d]\n", vf->abs_vfid); - /* remove multicasts */ - vfop->state = BNX2X_VFOP_CLOSE_HW; - vfop->rc = bnx2x_vfop_mcast_cmd(bp, vf, &cmd, NULL, 0, false); - if (vfop->rc) + /* Close all queues */ + for (i = 0; i < vf_rxq_count(vf); i++) { + rc = bnx2x_vf_queue_teardown(bp, vf, i); + if (rc) goto op_err; - return; + } - case BNX2X_VFOP_CLOSE_HW: + /* disable the interrupts */ + DP(BNX2X_MSG_IOV, "disabling igu\n"); + bnx2x_vf_igu_disable(bp, vf); - /* disable the interrupts */ - DP(BNX2X_MSG_IOV, "disabling igu\n"); - bnx2x_vf_igu_disable(bp, vf); + /* disable the VF */ + DP(BNX2X_MSG_IOV, "clearing qtbl\n"); + bnx2x_vf_clr_qtbl(bp, vf); - /* disable the VF */ - DP(BNX2X_MSG_IOV, "clearing qtbl\n"); - bnx2x_vf_clr_qtbl(bp, vf); + /* need to make sure there are no outstanding stats ramrods which may + * cause the device to access the VF's stats buffer which it will free + * as soon as we return from the close flow. + */ + { + struct set_vf_state_cookie cookie; - goto op_done; - default: - bnx2x_vfop_default(state); + cookie.vf = vf; + cookie.state = VF_ACQUIRED; + bnx2x_stats_safe_exec(bp, bnx2x_set_vf_state, &cookie); } -op_err: - BNX2X_ERR("VF[%d] CLOSE error: rc %d\n", vf->abs_vfid, vfop->rc); -op_done: - vf->state = VF_ACQUIRED; + DP(BNX2X_MSG_IOV, "set state to acquired\n"); - bnx2x_vfop_end(bp, vf, vfop); -} -int bnx2x_vfop_close_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd) -{ - struct bnx2x_vfop *vfop = bnx2x_vfop_add(bp, vf); - if (vfop) { - vfop->args.qx.qid = -1; /* loop */ - bnx2x_vfop_opset(BNX2X_VFOP_CLOSE_QUEUES, - bnx2x_vfop_close, cmd->done); - return bnx2x_vfop_transition(bp, vf, bnx2x_vfop_close, - cmd->block); - } - return -ENOMEM; + return 0; +op_err: + BNX2X_ERR("vf[%d] CLOSE error: rc %d\n", vf->abs_vfid, rc); + return rc; } -/* VF release can be called either: 1. the VF was acquired but +/* VF release can be called either: 1. The VF was acquired but * not enabled 2. the vf was enabled or in the process of being * enabled */ -static void bnx2x_vfop_release(struct bnx2x *bp, struct bnx2x_virtf *vf) +int bnx2x_vf_free(struct bnx2x *bp, struct bnx2x_virtf *vf) { - struct bnx2x_vfop *vfop = bnx2x_vfop_cur(bp, vf); - struct bnx2x_vfop_cmd cmd = { - .done = bnx2x_vfop_release, - .block = false, - }; - - DP(BNX2X_MSG_IOV, "vfop->rc %d\n", vfop->rc); - - if (vfop->rc < 0) - goto op_err; + int rc; DP(BNX2X_MSG_IOV, "VF[%d] STATE: %s\n", vf->abs_vfid, vf->state == VF_FREE ? "Free" : @@ -2916,62 +2172,87 @@ static void bnx2x_vfop_release(struct bnx2x *bp, struct bnx2x_virtf *vf) switch (vf->state) { case VF_ENABLED: - vfop->rc = bnx2x_vfop_close_cmd(bp, vf, &cmd); - if (vfop->rc) + rc = bnx2x_vf_close(bp, vf); + if (rc) goto op_err; - return; - + /* Fallthrough to release resources */ case VF_ACQUIRED: DP(BNX2X_MSG_IOV, "about to free resources\n"); bnx2x_vf_free_resc(bp, vf); - DP(BNX2X_MSG_IOV, "vfop->rc %d\n", vfop->rc); - goto op_done; + break; case VF_FREE: case VF_RESET: - /* do nothing */ - goto op_done; default: - bnx2x_vfop_default(vf->state); + break; } + return 0; op_err: - BNX2X_ERR("VF[%d] RELEASE error: rc %d\n", vf->abs_vfid, vfop->rc); -op_done: - bnx2x_vfop_end(bp, vf, vfop); + BNX2X_ERR("VF[%d] RELEASE error: rc %d\n", vf->abs_vfid, rc); + return rc; } -int bnx2x_vfop_release_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd) +int bnx2x_vf_rss_update(struct bnx2x *bp, struct bnx2x_virtf *vf, + struct bnx2x_config_rss_params *rss) +{ + DP(BNX2X_MSG_IOV, "vf[%d]\n", vf->abs_vfid); + set_bit(RAMROD_COMP_WAIT, &rss->ramrod_flags); + return bnx2x_config_rss(bp, rss); +} + +int bnx2x_vf_tpa_update(struct bnx2x *bp, struct bnx2x_virtf *vf, + struct vfpf_tpa_tlv *tlv, + struct bnx2x_queue_update_tpa_params *params) { - struct bnx2x_vfop *vfop = bnx2x_vfop_add(bp, vf); - if (vfop) { - bnx2x_vfop_opset(-1, /* use vf->state */ - bnx2x_vfop_release, cmd->done); - return bnx2x_vfop_transition(bp, vf, bnx2x_vfop_release, - cmd->block); + aligned_u64 *sge_addr = tlv->tpa_client_info.sge_addr; + struct bnx2x_queue_state_params qstate; + int qid, rc = 0; + + DP(BNX2X_MSG_IOV, "vf[%d]\n", vf->abs_vfid); + + /* Set ramrod params */ + memset(&qstate, 0, sizeof(struct bnx2x_queue_state_params)); + memcpy(&qstate.params.update_tpa, params, + sizeof(struct bnx2x_queue_update_tpa_params)); + qstate.cmd = BNX2X_Q_CMD_UPDATE_TPA; + set_bit(RAMROD_COMP_WAIT, &qstate.ramrod_flags); + + for (qid = 0; qid < vf_rxq_count(vf); qid++) { + qstate.q_obj = &bnx2x_vfq(vf, qid, sp_obj); + qstate.params.update_tpa.sge_map = sge_addr[qid]; + DP(BNX2X_MSG_IOV, "sge_addr[%d:%d] %08x:%08x\n", + vf->abs_vfid, qid, U64_HI(sge_addr[qid]), + U64_LO(sge_addr[qid])); + rc = bnx2x_queue_state_change(bp, &qstate); + if (rc) { + BNX2X_ERR("Failed to configure sge_addr %08x:%08x for [%d:%d]\n", + U64_HI(sge_addr[qid]), U64_LO(sge_addr[qid]), + vf->abs_vfid, qid); + return rc; + } } - return -ENOMEM; + + return rc; } /* VF release ~ VF close + VF release-resources * Release is the ultimate SW shutdown and is called whenever an * irrecoverable error is encountered. */ -void bnx2x_vf_release(struct bnx2x *bp, struct bnx2x_virtf *vf, bool block) +int bnx2x_vf_release(struct bnx2x *bp, struct bnx2x_virtf *vf) { - struct bnx2x_vfop_cmd cmd = { - .done = NULL, - .block = block, - }; int rc; + + DP(BNX2X_MSG_IOV, "PF releasing vf %d\n", vf->abs_vfid); bnx2x_lock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_RELEASE_VF); - rc = bnx2x_vfop_release_cmd(bp, vf, &cmd); + rc = bnx2x_vf_free(bp, vf); if (rc) WARN(rc, "VF[%d] Failed to allocate resources for release op- rc=%d\n", vf->abs_vfid, rc); + bnx2x_unlock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_RELEASE_VF); + return rc; } static inline void bnx2x_vf_get_sbdf(struct bnx2x *bp, @@ -2980,19 +2261,15 @@ static inline void bnx2x_vf_get_sbdf(struct bnx2x *bp, *sbdf = vf->devfn | (vf->bus << 8); } -static inline void bnx2x_vf_get_bars(struct bnx2x *bp, struct bnx2x_virtf *vf, - struct bnx2x_vf_bar_info *bar_info) -{ - int n; - - bar_info->nr_bars = bp->vfdb->sriov.nres; - for (n = 0; n < bar_info->nr_bars; n++) - bar_info->bars[n] = vf->bars[n]; -} - void bnx2x_lock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf, enum channel_tlvs tlv) { + /* we don't lock the channel for unsupported tlvs */ + if (!bnx2x_tlv_supported(tlv)) { + BNX2X_ERR("attempting to lock with unsupported tlv. Aborting\n"); + return; + } + /* lock the channel */ mutex_lock(&vf->op_mutex); @@ -3007,32 +2284,103 @@ void bnx2x_lock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf, void bnx2x_unlock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf, enum channel_tlvs expected_tlv) { + enum channel_tlvs current_tlv; + + if (!vf) { + BNX2X_ERR("VF was %p\n", vf); + return; + } + + current_tlv = vf->op_current; + + /* we don't unlock the channel for unsupported tlvs */ + if (!bnx2x_tlv_supported(expected_tlv)) + return; + WARN(expected_tlv != vf->op_current, "lock mismatch: expected %d found %d", expected_tlv, vf->op_current); + /* record the locking op */ + vf->op_current = CHANNEL_TLV_NONE; + /* lock the channel */ mutex_unlock(&vf->op_mutex); /* log the unlock */ DP(BNX2X_MSG_IOV, "VF[%d]: vf pf channel unlocked by %d\n", vf->abs_vfid, vf->op_current); +} - /* record the locking op */ - vf->op_current = CHANNEL_TLV_NONE; +static int bnx2x_set_pf_tx_switching(struct bnx2x *bp, bool enable) +{ + struct bnx2x_queue_state_params q_params; + u32 prev_flags; + int i, rc; + + /* Verify changes are needed and record current Tx switching state */ + prev_flags = bp->flags; + if (enable) + bp->flags |= TX_SWITCHING; + else + bp->flags &= ~TX_SWITCHING; + if (prev_flags == bp->flags) + return 0; + + /* Verify state enables the sending of queue ramrods */ + if ((bp->state != BNX2X_STATE_OPEN) || + (bnx2x_get_q_logical_state(bp, + &bnx2x_sp_obj(bp, &bp->fp[0]).q_obj) != + BNX2X_Q_LOGICAL_STATE_ACTIVE)) + return 0; + + /* send q. update ramrod to configure Tx switching */ + memset(&q_params, 0, sizeof(q_params)); + __set_bit(RAMROD_COMP_WAIT, &q_params.ramrod_flags); + q_params.cmd = BNX2X_Q_CMD_UPDATE; + __set_bit(BNX2X_Q_UPDATE_TX_SWITCHING_CHNG, + &q_params.params.update.update_flags); + if (enable) + __set_bit(BNX2X_Q_UPDATE_TX_SWITCHING, + &q_params.params.update.update_flags); + else + __clear_bit(BNX2X_Q_UPDATE_TX_SWITCHING, + &q_params.params.update.update_flags); + + /* send the ramrod on all the queues of the PF */ + for_each_eth_queue(bp, i) { + struct bnx2x_fastpath *fp = &bp->fp[i]; + + /* Set the appropriate Queue object */ + q_params.q_obj = &bnx2x_sp_obj(bp, fp).q_obj; + + /* Update the Queue state */ + rc = bnx2x_queue_state_change(bp, &q_params); + if (rc) { + BNX2X_ERR("Failed to configure Tx switching\n"); + return rc; + } + } + + DP(BNX2X_MSG_IOV, "%s Tx Switching\n", enable ? "Enabled" : "Disabled"); + return 0; } int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs_param) { - struct bnx2x *bp = netdev_priv(pci_get_drvdata(dev)); + if (!IS_SRIOV(bp)) { + BNX2X_ERR("failed to configure SR-IOV since vfdb was not allocated. Check dmesg for errors in probe stage\n"); + return -EINVAL; + } + DP(BNX2X_MSG_IOV, "bnx2x_sriov_configure called with %d, BNX2X_NR_VIRTFN(bp) was %d\n", num_vfs_param, BNX2X_NR_VIRTFN(bp)); /* HW channel is only operational when PF is up */ if (bp->state != BNX2X_STATE_OPEN) { - BNX2X_ERR("VF num configurtion via sysfs not supported while PF is down"); + BNX2X_ERR("VF num configuration via sysfs not supported while PF is down\n"); return -EINVAL; } @@ -3045,6 +2393,7 @@ int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs_param) bp->requested_nr_virtfn = num_vfs_param; if (num_vfs_param == 0) { + bnx2x_set_pf_tx_switching(bp, false); pci_disable_sriov(dev); return 0; } else { @@ -3052,9 +2401,87 @@ int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs_param) } } +#define IGU_ENTRY_SIZE 4 + int bnx2x_enable_sriov(struct bnx2x *bp) { int rc = 0, req_vfs = bp->requested_nr_virtfn; + int vf_idx, sb_idx, vfq_idx, qcount, first_vf; + u32 igu_entry, address; + u16 num_vf_queues; + + if (req_vfs == 0) + return 0; + + first_vf = bp->vfdb->sriov.first_vf_in_pf; + + /* statically distribute vf sb pool between VFs */ + num_vf_queues = min_t(u16, BNX2X_VF_MAX_QUEUES, + BP_VFDB(bp)->vf_sbs_pool / req_vfs); + + /* zero previous values learned from igu cam */ + for (vf_idx = 0; vf_idx < req_vfs; vf_idx++) { + struct bnx2x_virtf *vf = BP_VF(bp, vf_idx); + + vf->sb_count = 0; + vf_sb_count(BP_VF(bp, vf_idx)) = 0; + } + bp->vfdb->vf_sbs_pool = 0; + + /* prepare IGU cam */ + sb_idx = BP_VFDB(bp)->first_vf_igu_entry; + address = IGU_REG_MAPPING_MEMORY + sb_idx * IGU_ENTRY_SIZE; + for (vf_idx = first_vf; vf_idx < first_vf + req_vfs; vf_idx++) { + for (vfq_idx = 0; vfq_idx < num_vf_queues; vfq_idx++) { + igu_entry = vf_idx << IGU_REG_MAPPING_MEMORY_FID_SHIFT | + vfq_idx << IGU_REG_MAPPING_MEMORY_VECTOR_SHIFT | + IGU_REG_MAPPING_MEMORY_VALID; + DP(BNX2X_MSG_IOV, "assigning sb %d to vf %d\n", + sb_idx, vf_idx); + REG_WR(bp, address, igu_entry); + sb_idx++; + address += IGU_ENTRY_SIZE; + } + } + + /* Reinitialize vf database according to igu cam */ + bnx2x_get_vf_igu_cam_info(bp); + + DP(BNX2X_MSG_IOV, "vf_sbs_pool %d, num_vf_queues %d\n", + BP_VFDB(bp)->vf_sbs_pool, num_vf_queues); + + qcount = 0; + for_each_vf(bp, vf_idx) { + struct bnx2x_virtf *vf = BP_VF(bp, vf_idx); + + /* set local queue arrays */ + vf->vfqs = &bp->vfdb->vfqs[qcount]; + qcount += vf_sb_count(vf); + bnx2x_iov_static_resc(bp, vf); + } + + /* prepare msix vectors in VF configuration space - the value in the + * PCI configuration space should be the index of the last entry, + * namely one less than the actual size of the table + */ + for (vf_idx = first_vf; vf_idx < first_vf + req_vfs; vf_idx++) { + bnx2x_pretend_func(bp, HW_VF_HANDLE(bp, vf_idx)); + REG_WR(bp, PCICFG_OFFSET + GRC_CONFIG_REG_VF_MSIX_CONTROL, + num_vf_queues - 1); + DP(BNX2X_MSG_IOV, "set msix vec num in VF %d cfg space to %d\n", + vf_idx, num_vf_queues - 1); + } + bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); + + /* enable sriov. This will probe all the VFs, and consequentially cause + * the "acquire" messages to appear on the VF PF channel. + */ + DP(BNX2X_MSG_IOV, "about to call enable sriov\n"); + bnx2x_disable_sriov(bp); + + rc = bnx2x_set_pf_tx_switching(bp, true); + if (rc) + return rc; rc = pci_enable_sriov(bp->pdev, req_vfs); if (rc) { @@ -3083,9 +2510,15 @@ void bnx2x_disable_sriov(struct bnx2x *bp) pci_disable_sriov(bp->pdev); } -static int bnx2x_vf_ndo_sanity(struct bnx2x *bp, int vfidx, - struct bnx2x_virtf *vf) +static int bnx2x_vf_ndo_prep(struct bnx2x *bp, int vfidx, + struct bnx2x_virtf **vf, + struct pf_vf_bulletin_content **bulletin) { + if (bp->state != BNX2X_STATE_OPEN) { + BNX2X_ERR("vf ndo called though PF is down\n"); + return -EINVAL; + } + if (!IS_SRIOV(bp)) { BNX2X_ERR("vf ndo called though sriov is disabled\n"); return -EINVAL; @@ -3097,8 +2530,24 @@ static int bnx2x_vf_ndo_sanity(struct bnx2x *bp, int vfidx, return -EINVAL; } - if (!vf) { - BNX2X_ERR("vf ndo called but vf was null. vfidx was %d\n", + /* init members */ + *vf = BP_VF(bp, vfidx); + *bulletin = BP_VF_BULLETIN(bp, vfidx); + + if (!*vf) { + BNX2X_ERR("vf ndo called but vf struct is null. vfidx was %d\n", + vfidx); + return -EINVAL; + } + + if (!(*vf)->vfqs) { + BNX2X_ERR("vf ndo called but vfqs struct is null. Was ndo invoked before dynamically enabling SR-IOV? vfidx was %d\n", + vfidx); + return -EINVAL; + } + + if (!*bulletin) { + BNX2X_ERR("vf ndo called but Bulletin Board struct is null. vfidx was %d\n", vfidx); return -EINVAL; } @@ -3110,38 +2559,44 @@ int bnx2x_get_vf_config(struct net_device *dev, int vfidx, struct ifla_vf_info *ivi) { struct bnx2x *bp = netdev_priv(dev); - struct bnx2x_virtf *vf = BP_VF(bp, vfidx); - struct bnx2x_vlan_mac_obj *mac_obj = &bnx2x_vfq(vf, 0, mac_obj); - struct bnx2x_vlan_mac_obj *vlan_obj = &bnx2x_vfq(vf, 0, vlan_obj); - struct pf_vf_bulletin_content *bulletin = BP_VF_BULLETIN(bp, vfidx); + struct bnx2x_virtf *vf = NULL; + struct pf_vf_bulletin_content *bulletin = NULL; + struct bnx2x_vlan_mac_obj *mac_obj; + struct bnx2x_vlan_mac_obj *vlan_obj; int rc; - /* sanity */ - rc = bnx2x_vf_ndo_sanity(bp, vfidx, vf); + /* sanity and init */ + rc = bnx2x_vf_ndo_prep(bp, vfidx, &vf, &bulletin); if (rc) return rc; - if (!mac_obj || !vlan_obj || !bulletin) { + mac_obj = &bnx2x_leading_vfq(vf, mac_obj); + vlan_obj = &bnx2x_leading_vfq(vf, vlan_obj); + if (!mac_obj || !vlan_obj) { BNX2X_ERR("VF partially initialized\n"); return -EINVAL; } ivi->vf = vfidx; ivi->qos = 0; - ivi->tx_rate = 10000; /* always 10G. TBA take from link struct */ + ivi->max_tx_rate = 10000; /* always 10G. TBA take from link struct */ + ivi->min_tx_rate = 0; ivi->spoofchk = 1; /*always enabled */ if (vf->state == VF_ENABLED) { /* mac and vlan are in vlan_mac objects */ - mac_obj->get_n_elements(bp, mac_obj, 1, (u8 *)&ivi->mac, - 0, ETH_ALEN); - vlan_obj->get_n_elements(bp, vlan_obj, 1, (u8 *)&ivi->vlan, - 0, VLAN_HLEN); + if (bnx2x_validate_vf_sp_objs(bp, vf, false)) { + mac_obj->get_n_elements(bp, mac_obj, 1, (u8 *)&ivi->mac, + 0, ETH_ALEN); + vlan_obj->get_n_elements(bp, vlan_obj, 1, + (u8 *)&ivi->vlan, 0, + VLAN_HLEN); + } } else { /* mac */ if (bulletin->valid_bitmap & (1 << MAC_ADDR_VALID)) /* mac configured by ndo so its in bulletin board */ memcpy(&ivi->mac, bulletin->mac, ETH_ALEN); else - /* funtion has not been loaded yet. Show mac as 0s */ + /* function has not been loaded yet. Show mac as 0s */ memset(&ivi->mac, 0, ETH_ALEN); /* vlan */ @@ -3149,7 +2604,7 @@ int bnx2x_get_vf_config(struct net_device *dev, int vfidx, /* vlan configured by ndo so its in bulletin board */ memcpy(&ivi->vlan, &bulletin->vlan, VLAN_HLEN); else - /* funtion has not been loaded yet. Show vlans as 0s */ + /* function has not been loaded yet. Show vlans as 0s */ memset(&ivi->vlan, 0, VLAN_HLEN); } @@ -3177,11 +2632,11 @@ int bnx2x_set_vf_mac(struct net_device *dev, int vfidx, u8 *mac) { struct bnx2x *bp = netdev_priv(dev); int rc, q_logical_state; - struct bnx2x_virtf *vf = BP_VF(bp, vfidx); - struct pf_vf_bulletin_content *bulletin = BP_VF_BULLETIN(bp, vfidx); + struct bnx2x_virtf *vf = NULL; + struct pf_vf_bulletin_content *bulletin = NULL; - /* sanity */ - rc = bnx2x_vf_ndo_sanity(bp, vfidx, vf); + /* sanity and init */ + rc = bnx2x_vf_ndo_prep(bp, vfidx, &vf, &bulletin); if (rc) return rc; if (!is_valid_ether_addr(mac)) { @@ -3189,7 +2644,7 @@ int bnx2x_set_vf_mac(struct net_device *dev, int vfidx, u8 *mac) return -EINVAL; } - /* update PF's copy of the VF's bulletin. will no longer accept mac + /* update PF's copy of the VF's bulletin. Will no longer accept mac * configuration requests from vf unless match this mac */ bulletin->valid_bitmap |= 1 << MAC_ADDR_VALID; @@ -3202,30 +2657,36 @@ int bnx2x_set_vf_mac(struct net_device *dev, int vfidx, u8 *mac) return rc; } - /* is vf initialized and queue set up? */ q_logical_state = - bnx2x_get_q_logical_state(bp, &bnx2x_vfq(vf, 0, sp_obj)); + bnx2x_get_q_logical_state(bp, &bnx2x_leading_vfq(vf, sp_obj)); if (vf->state == VF_ENABLED && q_logical_state == BNX2X_Q_LOGICAL_STATE_ACTIVE) { /* configure the mac in device on this vf's queue */ unsigned long ramrod_flags = 0; - struct bnx2x_vlan_mac_obj *mac_obj = &bnx2x_vfq(vf, 0, mac_obj); + struct bnx2x_vlan_mac_obj *mac_obj; + + /* User should be able to see failure reason in system logs */ + if (!bnx2x_validate_vf_sp_objs(bp, vf, true)) + return -EINVAL; /* must lock vfpf channel to protect against vf flows */ bnx2x_lock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_SET_MAC); /* remove existing eth macs */ + mac_obj = &bnx2x_leading_vfq(vf, mac_obj); rc = bnx2x_del_all_macs(bp, mac_obj, BNX2X_ETH_MAC, true); if (rc) { BNX2X_ERR("failed to delete eth macs\n"); - return -EINVAL; + rc = -EINVAL; + goto out; } /* remove existing uc list macs */ rc = bnx2x_del_all_macs(bp, mac_obj, BNX2X_UC_LIST_MAC, true); if (rc) { BNX2X_ERR("failed to delete uc_list macs\n"); - return -EINVAL; + rc = -EINVAL; + goto out; } /* configure the new mac to device */ @@ -3233,21 +2694,30 @@ int bnx2x_set_vf_mac(struct net_device *dev, int vfidx, u8 *mac) bnx2x_set_mac_one(bp, (u8 *)&bulletin->mac, mac_obj, true, BNX2X_ETH_MAC, &ramrod_flags); +out: bnx2x_unlock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_SET_MAC); } - return 0; + return rc; } int bnx2x_set_vf_vlan(struct net_device *dev, int vfidx, u16 vlan, u8 qos) { + struct bnx2x_queue_state_params q_params = {NULL}; + struct bnx2x_vlan_mac_ramrod_params ramrod_param; + struct bnx2x_queue_update_params *update_params; + struct pf_vf_bulletin_content *bulletin = NULL; + struct bnx2x_rx_mode_ramrod_params rx_ramrod; struct bnx2x *bp = netdev_priv(dev); - int rc, q_logical_state; - struct bnx2x_virtf *vf = BP_VF(bp, vfidx); - struct pf_vf_bulletin_content *bulletin = BP_VF_BULLETIN(bp, vfidx); + struct bnx2x_vlan_mac_obj *vlan_obj; + unsigned long vlan_mac_flags = 0; + unsigned long ramrod_flags = 0; + struct bnx2x_virtf *vf = NULL; + unsigned long accept_flags; + int rc; - /* sanity */ - rc = bnx2x_vf_ndo_sanity(bp, vfidx, vf); + /* sanity and init */ + rc = bnx2x_vf_ndo_prep(bp, vfidx, &vf, &bulletin); if (rc) return rc; @@ -3262,104 +2732,125 @@ int bnx2x_set_vf_vlan(struct net_device *dev, int vfidx, u16 vlan, u8 qos) /* update PF's copy of the VF's bulletin. No point in posting the vlan * to the VF since it doesn't have anything to do with it. But it useful * to store it here in case the VF is not up yet and we can only - * configure the vlan later when it does. + * configure the vlan later when it does. Treat vlan id 0 as remove the + * Host tag. */ - bulletin->valid_bitmap |= 1 << VLAN_VALID; + if (vlan > 0) + bulletin->valid_bitmap |= 1 << VLAN_VALID; + else + bulletin->valid_bitmap &= ~(1 << VLAN_VALID); bulletin->vlan = vlan; /* is vf initialized and queue set up? */ - q_logical_state = - bnx2x_get_q_logical_state(bp, &bnx2x_vfq(vf, 0, sp_obj)); - if (vf->state == VF_ENABLED && - q_logical_state == BNX2X_Q_LOGICAL_STATE_ACTIVE) { - /* configure the vlan in device on this vf's queue */ - unsigned long ramrod_flags = 0; - unsigned long vlan_mac_flags = 0; - struct bnx2x_vlan_mac_obj *vlan_obj = - &bnx2x_vfq(vf, 0, vlan_obj); - struct bnx2x_vlan_mac_ramrod_params ramrod_param; - struct bnx2x_queue_state_params q_params = {NULL}; - struct bnx2x_queue_update_params *update_params; + if (vf->state != VF_ENABLED || + bnx2x_get_q_logical_state(bp, &bnx2x_leading_vfq(vf, sp_obj)) != + BNX2X_Q_LOGICAL_STATE_ACTIVE) + return rc; - memset(&ramrod_param, 0, sizeof(ramrod_param)); + /* User should be able to see error in system logs */ + if (!bnx2x_validate_vf_sp_objs(bp, vf, true)) + return -EINVAL; - /* must lock vfpf channel to protect against vf flows */ - bnx2x_lock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_SET_VLAN); + /* must lock vfpf channel to protect against vf flows */ + bnx2x_lock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_SET_VLAN); - /* remove existing vlans */ - __set_bit(RAMROD_COMP_WAIT, &ramrod_flags); - rc = vlan_obj->delete_all(bp, vlan_obj, &vlan_mac_flags, - &ramrod_flags); - if (rc) { - BNX2X_ERR("failed to delete vlans\n"); - return -EINVAL; - } + /* remove existing vlans */ + __set_bit(RAMROD_COMP_WAIT, &ramrod_flags); + vlan_obj = &bnx2x_leading_vfq(vf, vlan_obj); + rc = vlan_obj->delete_all(bp, vlan_obj, &vlan_mac_flags, + &ramrod_flags); + if (rc) { + BNX2X_ERR("failed to delete vlans\n"); + rc = -EINVAL; + goto out; + } + + /* need to remove/add the VF's accept_any_vlan bit */ + accept_flags = bnx2x_leading_vfq(vf, accept_flags); + if (vlan) + clear_bit(BNX2X_ACCEPT_ANY_VLAN, &accept_flags); + else + set_bit(BNX2X_ACCEPT_ANY_VLAN, &accept_flags); + + bnx2x_vf_prep_rx_mode(bp, LEADING_IDX, &rx_ramrod, vf, + accept_flags); + bnx2x_leading_vfq(vf, accept_flags) = accept_flags; + bnx2x_config_rx_mode(bp, &rx_ramrod); + + /* configure the new vlan to device */ + memset(&ramrod_param, 0, sizeof(ramrod_param)); + __set_bit(RAMROD_COMP_WAIT, &ramrod_flags); + ramrod_param.vlan_mac_obj = vlan_obj; + ramrod_param.ramrod_flags = ramrod_flags; + set_bit(BNX2X_DONT_CONSUME_CAM_CREDIT, + &ramrod_param.user_req.vlan_mac_flags); + ramrod_param.user_req.u.vlan.vlan = vlan; + ramrod_param.user_req.cmd = BNX2X_VLAN_MAC_ADD; + rc = bnx2x_config_vlan_mac(bp, &ramrod_param); + if (rc) { + BNX2X_ERR("failed to configure vlan\n"); + rc = -EINVAL; + goto out; + } - /* send queue update ramrod to configure default vlan and silent - * vlan removal + /* send queue update ramrod to configure default vlan and silent + * vlan removal + */ + __set_bit(RAMROD_COMP_WAIT, &q_params.ramrod_flags); + q_params.cmd = BNX2X_Q_CMD_UPDATE; + q_params.q_obj = &bnx2x_leading_vfq(vf, sp_obj); + update_params = &q_params.params.update; + __set_bit(BNX2X_Q_UPDATE_DEF_VLAN_EN_CHNG, + &update_params->update_flags); + __set_bit(BNX2X_Q_UPDATE_SILENT_VLAN_REM_CHNG, + &update_params->update_flags); + if (vlan == 0) { + /* if vlan is 0 then we want to leave the VF traffic + * untagged, and leave the incoming traffic untouched + * (i.e. do not remove any vlan tags). + */ + __clear_bit(BNX2X_Q_UPDATE_DEF_VLAN_EN, + &update_params->update_flags); + __clear_bit(BNX2X_Q_UPDATE_SILENT_VLAN_REM, + &update_params->update_flags); + } else { + /* configure default vlan to vf queue and set silent + * vlan removal (the vf remains unaware of this vlan). */ - __set_bit(RAMROD_COMP_WAIT, &q_params.ramrod_flags); - q_params.cmd = BNX2X_Q_CMD_UPDATE; - q_params.q_obj = &bnx2x_vfq(vf, 0, sp_obj); - update_params = &q_params.params.update; - __set_bit(BNX2X_Q_UPDATE_DEF_VLAN_EN_CHNG, + __set_bit(BNX2X_Q_UPDATE_DEF_VLAN_EN, &update_params->update_flags); - __set_bit(BNX2X_Q_UPDATE_SILENT_VLAN_REM_CHNG, + __set_bit(BNX2X_Q_UPDATE_SILENT_VLAN_REM, &update_params->update_flags); + update_params->def_vlan = vlan; + update_params->silent_removal_value = + vlan & VLAN_VID_MASK; + update_params->silent_removal_mask = VLAN_VID_MASK; + } - if (vlan == 0) { - /* if vlan is 0 then we want to leave the VF traffic - * untagged, and leave the incoming traffic untouched - * (i.e. do not remove any vlan tags). - */ - __clear_bit(BNX2X_Q_UPDATE_DEF_VLAN_EN, - &update_params->update_flags); - __clear_bit(BNX2X_Q_UPDATE_SILENT_VLAN_REM, - &update_params->update_flags); - } else { - /* configure the new vlan to device */ - __set_bit(RAMROD_COMP_WAIT, &ramrod_flags); - ramrod_param.vlan_mac_obj = vlan_obj; - ramrod_param.ramrod_flags = ramrod_flags; - ramrod_param.user_req.u.vlan.vlan = vlan; - ramrod_param.user_req.cmd = BNX2X_VLAN_MAC_ADD; - rc = bnx2x_config_vlan_mac(bp, &ramrod_param); - if (rc) { - BNX2X_ERR("failed to configure vlan\n"); - return -EINVAL; - } - - /* configure default vlan to vf queue and set silent - * vlan removal (the vf remains unaware of this vlan). - */ - update_params = &q_params.params.update; - __set_bit(BNX2X_Q_UPDATE_DEF_VLAN_EN, - &update_params->update_flags); - __set_bit(BNX2X_Q_UPDATE_SILENT_VLAN_REM, - &update_params->update_flags); - update_params->def_vlan = vlan; - } + /* Update the Queue state */ + rc = bnx2x_queue_state_change(bp, &q_params); + if (rc) { + BNX2X_ERR("Failed to configure default VLAN\n"); + goto out; + } - /* Update the Queue state */ - rc = bnx2x_queue_state_change(bp, &q_params); - if (rc) { - BNX2X_ERR("Failed to configure default VLAN\n"); - return rc; - } - /* clear the flag indicating that this VF needs its vlan - * (will only be set if the HV configured th Vlan before vf was - * and we were called because the VF came up later - */ - vf->cfg_flags &= ~VF_CFG_VLAN; + /* clear the flag indicating that this VF needs its vlan + * (will only be set if the HV configured the Vlan before vf was + * up and we were called because the VF came up later + */ +out: + vf->cfg_flags &= ~VF_CFG_VLAN; + bnx2x_unlock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_SET_VLAN); - bnx2x_unlock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_SET_VLAN); - } - return 0; + return rc; } -/* crc is the first field in the bulletin board. compute the crc over the - * entire bulletin board excluding the crc field itself +/* crc is the first field in the bulletin board. Compute the crc over the + * entire bulletin board excluding the crc field itself. Use the length field + * as the Bulletin Board was posted by a PF with possibly a different version + * from the vf which will sample it. Therefore, the length is computed by the + * PF and the used blindly by the VF. */ u32 bnx2x_crc_vf_bulletin(struct bnx2x *bp, struct pf_vf_bulletin_content *bulletin) @@ -3389,7 +2880,7 @@ enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp) if (bulletin.crc == bnx2x_crc_vf_bulletin(bp, &bulletin)) break; - BNX2X_ERR("bad crc on bulletin board. contained %x computed %x\n", + BNX2X_ERR("bad crc on bulletin board. Contained %x computed %x\n", bulletin.crc, bnx2x_crc_vf_bulletin(bp, &bulletin)); } @@ -3402,7 +2893,7 @@ enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp) /* the mac address in bulletin board is valid and is new */ if (bulletin.valid_bitmap & 1 << MAC_ADDR_VALID && - memcmp(bulletin.mac, bp->old_bulletin.mac, ETH_ALEN)) { + !ether_addr_equal(bulletin.mac, bp->old_bulletin.mac)) { /* update new mac to net device */ memcpy(bp->dev->dev_addr, bulletin.mac, ETH_ALEN); } @@ -3417,53 +2908,94 @@ enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp) return PFVF_BULLETIN_UPDATED; } +void bnx2x_timer_sriov(struct bnx2x *bp) +{ + bnx2x_sample_bulletin(bp); + + /* if channel is down we need to self destruct */ + if (bp->old_bulletin.valid_bitmap & 1 << CHANNEL_DOWN) + bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_VFPF_CHANNEL_DOWN, + BNX2X_MSG_IOV); +} + void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp) { /* vf doorbells are embedded within the regview */ return bp->regview + PXP_VF_ADDR_DB_START; } +void bnx2x_vf_pci_dealloc(struct bnx2x *bp) +{ + BNX2X_PCI_FREE(bp->vf2pf_mbox, bp->vf2pf_mbox_mapping, + sizeof(struct bnx2x_vf_mbx_msg)); + BNX2X_PCI_FREE(bp->vf2pf_mbox, bp->pf2vf_bulletin_mapping, + sizeof(union pf_vf_bulletin)); +} + int bnx2x_vf_pci_alloc(struct bnx2x *bp) { mutex_init(&bp->vf2pf_mutex); /* allocate vf2pf mailbox for vf to pf channel */ - BNX2X_PCI_ALLOC(bp->vf2pf_mbox, &bp->vf2pf_mbox_mapping, - sizeof(struct bnx2x_vf_mbx_msg)); + bp->vf2pf_mbox = BNX2X_PCI_ALLOC(&bp->vf2pf_mbox_mapping, + sizeof(struct bnx2x_vf_mbx_msg)); + if (!bp->vf2pf_mbox) + goto alloc_mem_err; /* allocate pf 2 vf bulletin board */ - BNX2X_PCI_ALLOC(bp->pf2vf_bulletin, &bp->pf2vf_bulletin_mapping, - sizeof(union pf_vf_bulletin)); + bp->pf2vf_bulletin = BNX2X_PCI_ALLOC(&bp->pf2vf_bulletin_mapping, + sizeof(union pf_vf_bulletin)); + if (!bp->pf2vf_bulletin) + goto alloc_mem_err; return 0; alloc_mem_err: - BNX2X_PCI_FREE(bp->vf2pf_mbox, bp->vf2pf_mbox_mapping, - sizeof(struct bnx2x_vf_mbx_msg)); - BNX2X_PCI_FREE(bp->vf2pf_mbox, bp->vf2pf_mbox_mapping, - sizeof(union pf_vf_bulletin)); + bnx2x_vf_pci_dealloc(bp); return -ENOMEM; } -int bnx2x_open_epilog(struct bnx2x *bp) +void bnx2x_iov_channel_down(struct bnx2x *bp) { - /* Enable sriov via delayed work. This must be done via delayed work - * because it causes the probe of the vf devices to be run, which invoke - * register_netdevice which must have rtnl lock taken. As we are holding - * the lock right now, that could only work if the probe would not take - * the lock. However, as the probe of the vf may be called from other - * contexts as well (such as passthrough to vm failes) it can't assume - * the lock is being held for it. Using delayed work here allows the - * probe code to simply take the lock (i.e. wait for it to be released - * if it is being held). We only want to do this if the number of VFs - * was set before PF driver was loaded. - */ - if (IS_SRIOV(bp) && BNX2X_NR_VIRTFN(bp)) { - smp_mb__before_clear_bit(); - set_bit(BNX2X_SP_RTNL_ENABLE_SRIOV, &bp->sp_rtnl_state); - smp_mb__after_clear_bit(); - schedule_delayed_work(&bp->sp_rtnl_task, 0); + int vf_idx; + struct pf_vf_bulletin_content *bulletin; + + if (!IS_SRIOV(bp)) + return; + + for_each_vf(bp, vf_idx) { + /* locate this VFs bulletin board and update the channel down + * bit + */ + bulletin = BP_VF_BULLETIN(bp, vf_idx); + bulletin->valid_bitmap |= 1 << CHANNEL_DOWN; + + /* update vf bulletin board */ + bnx2x_post_vf_bulletin(bp, vf_idx); } +} - return 0; +void bnx2x_iov_task(struct work_struct *work) +{ + struct bnx2x *bp = container_of(work, struct bnx2x, iov_task.work); + + if (!netif_running(bp->dev)) + return; + + if (test_and_clear_bit(BNX2X_IOV_HANDLE_FLR, + &bp->iov_task_state)) + bnx2x_vf_handle_flr_event(bp); + + if (test_and_clear_bit(BNX2X_IOV_HANDLE_VF_MSG, + &bp->iov_task_state)) + bnx2x_vf_mbx(bp); +} + +void bnx2x_schedule_iov_task(struct bnx2x *bp, enum bnx2x_iov_flag flag) +{ + smp_mb__before_atomic(); + set_bit(flag, &bp->iov_task_state); + smp_mb__after_atomic(); + DP(BNX2X_MSG_IOV, "Scheduling iov task [Flag: %d]\n", flag); + queue_delayed_work(bnx2x_iov_wq, &bp->iov_task, 0); } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h index d67ddc554c0..96c575e147a 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h @@ -12,9 +12,9 @@ * license other than the GPL, without Broadcom's express prior written * consent. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> - * Written by: Shmulik Ravid <shmulikr@broadcom.com> - * Ariel Elior <ariele@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> + * Written by: Shmulik Ravid + * Ariel Elior <ariel.elior@qlogic.com> */ #ifndef BNX2X_SRIOV_H #define BNX2X_SRIOV_H @@ -30,6 +30,8 @@ enum sample_bulletin_result { #ifdef CONFIG_BNX2X_SRIOV +extern struct workqueue_struct *bnx2x_iov_wq; + /* The bnx2x device structure holds vfdb structure described below. * The VF array is indexed by the relative vfid. */ @@ -74,6 +76,7 @@ struct bnx2x_vf_queue { /* VLANs object */ struct bnx2x_vlan_mac_obj vlan_obj; atomic_t vlan_count; /* 0 means vlan-0 is set ~ untagged */ + unsigned long accept_flags; /* last accept flags configured */ /* Queue Slow-path State object */ struct bnx2x_queue_sp_obj sp_obj; @@ -81,108 +84,36 @@ struct bnx2x_vf_queue { u32 cid; u16 index; u16 sb_idx; + bool is_leading; + bool sp_initialized; }; -/* struct bnx2x_vfop_qctor_params - prepare queue construction parameters: - * q-init, q-setup and SB index +/* struct bnx2x_vf_queue_construct_params - prepare queue construction + * parameters: q-init, q-setup and SB index */ -struct bnx2x_vfop_qctor_params { +struct bnx2x_vf_queue_construct_params { struct bnx2x_queue_state_params qstate; struct bnx2x_queue_setup_params prep_qsetup; }; -/* VFOP parameters (one copy per VF) */ -union bnx2x_vfop_params { - struct bnx2x_vlan_mac_ramrod_params vlan_mac; - struct bnx2x_rx_mode_ramrod_params rx_mode; - struct bnx2x_mcast_ramrod_params mcast; - struct bnx2x_config_rss_params rss; - struct bnx2x_vfop_qctor_params qctor; -}; - /* forward */ struct bnx2x_virtf; /* VFOP definitions */ -typedef void (*vfop_handler_t)(struct bnx2x *bp, struct bnx2x_virtf *vf); - -struct bnx2x_vfop_cmd { - vfop_handler_t done; - bool block; -}; -/* VFOP queue filters command additional arguments */ -struct bnx2x_vfop_filter { - struct list_head link; +struct bnx2x_vf_mac_vlan_filter { int type; -#define BNX2X_VFOP_FILTER_MAC 1 -#define BNX2X_VFOP_FILTER_VLAN 2 +#define BNX2X_VF_FILTER_MAC 1 +#define BNX2X_VF_FILTER_VLAN 2 bool add; u8 *mac; u16 vid; }; -struct bnx2x_vfop_filters { - int add_cnt; - struct list_head head; - struct bnx2x_vfop_filter filters[]; -}; - -/* transient list allocated, built and saved until its - * passed to the SP-VERBs layer. - */ -struct bnx2x_vfop_args_mcast { - int mc_num; - struct bnx2x_mcast_list_elem *mc; -}; - -struct bnx2x_vfop_args_qctor { - int qid; - u16 sb_idx; -}; - -struct bnx2x_vfop_args_qdtor { - int qid; - struct eth_context *cxt; -}; - -struct bnx2x_vfop_args_defvlan { - int qid; - bool enable; - u16 vid; - u8 prio; -}; - -struct bnx2x_vfop_args_qx { - int qid; - bool en_add; -}; - -struct bnx2x_vfop_args_filters { - struct bnx2x_vfop_filters *multi_filter; - atomic_t *credit; /* non NULL means 'don't consume credit' */ -}; - -union bnx2x_vfop_args { - struct bnx2x_vfop_args_mcast mc_list; - struct bnx2x_vfop_args_qctor qctor; - struct bnx2x_vfop_args_qdtor qdtor; - struct bnx2x_vfop_args_defvlan defvlan; - struct bnx2x_vfop_args_qx qx; - struct bnx2x_vfop_args_filters filters; -}; - -struct bnx2x_vfop { - struct list_head link; - int rc; /* return code */ - int state; /* next state */ - union bnx2x_vfop_args args; /* extra arguments */ - union bnx2x_vfop_params *op_p; /* ramrod params */ - - /* state machine callbacks */ - vfop_handler_t transition; - vfop_handler_t done; +struct bnx2x_vf_mac_vlan_filters { + int count; + struct bnx2x_vf_mac_vlan_filter filters[]; }; /* vf context */ @@ -194,25 +125,19 @@ struct bnx2x_virtf { #define VF_CFG_INT_SIMD 0x0008 #define VF_CACHE_LINE 0x0010 #define VF_CFG_VLAN 0x0020 +#define VF_CFG_STATS_COALESCE 0x0040 u8 state; #define VF_FREE 0 /* VF ready to be acquired holds no resc */ -#define VF_ACQUIRED 1 /* VF aquired, but not initalized */ +#define VF_ACQUIRED 1 /* VF acquired, but not initialized */ #define VF_ENABLED 2 /* VF Enabled */ #define VF_RESET 3 /* VF FLR'd, pending cleanup */ - /* non 0 during flr cleanup */ - u8 flr_clnup_stage; -#define VF_FLR_CLN 1 /* reclaim resources and do 'final cleanup' - * sans the end-wait - */ -#define VF_FLR_ACK 2 /* ACK flr notification */ -#define VF_FLR_EPILOG 3 /* wait for VF remnants to dissipate in the HW - * ~ final cleanup' end wait - */ + bool flr_clnup_stage; /* true during flr cleanup */ /* dma */ dma_addr_t fw_stat_map; /* valid iff VF_CFG_STATS */ + u16 stats_stride; dma_addr_t spq_map; dma_addr_t bulletin_map; @@ -234,12 +159,17 @@ struct bnx2x_virtf { #define vf_mac_rules_cnt(vf) ((vf)->alloc_resc.num_mac_filters) #define vf_vlan_rules_cnt(vf) ((vf)->alloc_resc.num_vlan_filters) #define vf_mc_rules_cnt(vf) ((vf)->alloc_resc.num_mc_filters) + /* Hide a single vlan filter credit for the hypervisor */ +#define vf_vlan_rules_visible_cnt(vf) (vf_vlan_rules_cnt(vf) - 1) u8 sb_count; /* actual number of SBs */ u8 igu_base_id; /* base igu status block id */ struct bnx2x_vf_queue *vfqs; -#define bnx2x_vfq(vf, nr, var) ((vf)->vfqs[(nr)].var) +#define LEADING_IDX 0 +#define bnx2x_vfq_is_leading(vfq) ((vfq)->index == LEADING_IDX) +#define bnx2x_vfq(vf, nr, var) ((vf)->vfqs[(nr)].var) +#define bnx2x_leading_vfq(vf, var) ((vf)->vfqs[LEADING_IDX].var) u8 index; /* index in the vf array */ u8 abs_vfid; @@ -262,17 +192,13 @@ struct bnx2x_virtf { int leading_rss; /* MCAST object */ + int mcast_list_len; struct bnx2x_mcast_obj mcast_obj; /* RSS configuration object */ struct bnx2x_rss_config_obj rss_conf_obj; /* slow-path operations */ - atomic_t op_in_progress; - int op_rc; - bool op_wait_blocking; - struct list_head op_list_head; - union bnx2x_vfop_params op_params; struct mutex op_mutex; /* one vfop at a time mutex */ enum channel_tlvs op_current; }; @@ -330,11 +256,6 @@ struct bnx2x_vf_mbx { u32 vf_addr_hi; struct vfpf_first_tlv first_tlv; /* saved VF request header */ - - u8 flags; -#define VF_MSG_INPROCESS 0x1 /* failsafe - the FW should prevent - * more then one pending msg - */ }; struct bnx2x_vf_sp { @@ -358,6 +279,10 @@ struct bnx2x_vf_sp { struct client_init_ramrod_data init_data; struct client_update_ramrod_data update_data; } q_data; + + union { + struct eth_rss_update_ramrod_data e2; + } rss_rdata; }; struct hw_dma { @@ -403,6 +328,14 @@ struct bnx2x_vfdb { #define FLRD_VFS_DWORDS (BNX2X_MAX_NUM_OF_VFS / 32) u32 flrd_vfs[FLRD_VFS_DWORDS]; + + /* the number of msix vectors belonging to this PF designated for VFs */ + u16 vf_sbs_pool; + u16 first_vf_igu_entry; + + /* sp_rtnl synchronization */ + struct mutex event_mutex; + u64 event_occur; }; /* queue access */ @@ -411,11 +344,6 @@ static inline struct bnx2x_vf_queue *vfq_get(struct bnx2x_virtf *vf, u8 index) return &(vf->vfqs[index]); } -static inline bool vfq_is_leading(struct bnx2x_vf_queue *vfq) -{ - return (vfq->index == 0); -} - /* FW ids */ static inline u8 vf_igu_sb(struct bnx2x_virtf *vf, u16 sb_idx) { @@ -434,7 +362,10 @@ static u8 vfq_cl_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q) static inline u8 vfq_stat_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q) { - return vfq_cl_id(vf, q); + if (vf->cfg_flags & VF_CFG_STATS_COALESCE) + return vf->leading_rss; + else + return vfq_cl_id(vf, q); } static inline u8 vfq_qzone_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q) @@ -454,13 +385,13 @@ void bnx2x_iov_init_dq(struct bnx2x *bp); void bnx2x_iov_init_dmae(struct bnx2x *bp); void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid, struct bnx2x_queue_sp_obj **q_obj); -void bnx2x_iov_sp_event(struct bnx2x *bp, int vf_cid, bool queue_work); int bnx2x_iov_eq_sp_event(struct bnx2x *bp, union event_ring_elem *elem); void bnx2x_iov_adjust_stats_req(struct bnx2x *bp); void bnx2x_iov_storm_stats_update(struct bnx2x *bp); -void bnx2x_iov_sp_task(struct bnx2x *bp); /* global vf mailbox routines */ -void bnx2x_vf_mbx(struct bnx2x *bp, struct vf_pf_event_data *vfpf_event); +void bnx2x_vf_mbx(struct bnx2x *bp); +void bnx2x_vf_mbx_schedule(struct bnx2x *bp, + struct vf_pf_event_data *vfpf_event); void bnx2x_vf_enable_mbx(struct bnx2x *bp, u8 abs_vfid); /* CORE VF API */ @@ -473,162 +404,6 @@ int bnx2x_vf_acquire(struct bnx2x *bp, struct bnx2x_virtf *vf, int bnx2x_vf_init(struct bnx2x *bp, struct bnx2x_virtf *vf, dma_addr_t *sb_map); -/* VFOP generic helpers */ -#define bnx2x_vfop_default(state) do { \ - BNX2X_ERR("Bad state %d\n", (state)); \ - vfop->rc = -EINVAL; \ - goto op_err; \ - } while (0) - -enum { - VFOP_DONE, - VFOP_CONT, - VFOP_VERIFY_PEND, -}; - -#define bnx2x_vfop_finalize(vf, rc, next) do { \ - if ((rc) < 0) \ - goto op_err; \ - else if ((rc) > 0) \ - goto op_pending; \ - else if ((next) == VFOP_DONE) \ - goto op_done; \ - else if ((next) == VFOP_VERIFY_PEND) \ - BNX2X_ERR("expected pending\n"); \ - else { \ - DP(BNX2X_MSG_IOV, "no ramrod. scheduling\n"); \ - atomic_set(&vf->op_in_progress, 1); \ - queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); \ - return; \ - } \ - } while (0) - -#define bnx2x_vfop_opset(first_state, trans_hndlr, done_hndlr) \ - do { \ - vfop->state = first_state; \ - vfop->op_p = &vf->op_params; \ - vfop->transition = trans_hndlr; \ - vfop->done = done_hndlr; \ - } while (0) - -static inline struct bnx2x_vfop *bnx2x_vfop_cur(struct bnx2x *bp, - struct bnx2x_virtf *vf) -{ - WARN(!mutex_is_locked(&vf->op_mutex), "about to access vf op linked list but mutex was not locked!"); - WARN_ON(list_empty(&vf->op_list_head)); - return list_first_entry(&vf->op_list_head, struct bnx2x_vfop, link); -} - -static inline struct bnx2x_vfop *bnx2x_vfop_add(struct bnx2x *bp, - struct bnx2x_virtf *vf) -{ - struct bnx2x_vfop *vfop = kzalloc(sizeof(*vfop), GFP_KERNEL); - - WARN(!mutex_is_locked(&vf->op_mutex), "about to access vf op linked list but mutex was not locked!"); - if (vfop) { - INIT_LIST_HEAD(&vfop->link); - list_add(&vfop->link, &vf->op_list_head); - } - return vfop; -} - -static inline void bnx2x_vfop_end(struct bnx2x *bp, struct bnx2x_virtf *vf, - struct bnx2x_vfop *vfop) -{ - /* rc < 0 - error, otherwise set to 0 */ - DP(BNX2X_MSG_IOV, "rc was %d\n", vfop->rc); - if (vfop->rc >= 0) - vfop->rc = 0; - DP(BNX2X_MSG_IOV, "rc is now %d\n", vfop->rc); - - /* unlink the current op context and propagate error code - * must be done before invoking the 'done()' handler - */ - WARN(!mutex_is_locked(&vf->op_mutex), - "about to access vf op linked list but mutex was not locked!"); - list_del(&vfop->link); - - if (list_empty(&vf->op_list_head)) { - DP(BNX2X_MSG_IOV, "list was empty %d\n", vfop->rc); - vf->op_rc = vfop->rc; - DP(BNX2X_MSG_IOV, "copying rc vf->op_rc %d, vfop->rc %d\n", - vf->op_rc, vfop->rc); - } else { - struct bnx2x_vfop *cur_vfop; - - DP(BNX2X_MSG_IOV, "list not empty %d\n", vfop->rc); - cur_vfop = bnx2x_vfop_cur(bp, vf); - cur_vfop->rc = vfop->rc; - DP(BNX2X_MSG_IOV, "copying rc vf->op_rc %d, vfop->rc %d\n", - vf->op_rc, vfop->rc); - } - - /* invoke done handler */ - if (vfop->done) { - DP(BNX2X_MSG_IOV, "calling done handler\n"); - vfop->done(bp, vf); - } else { - /* there is no done handler for the operation to unlock - * the mutex. Must have gotten here from PF initiated VF RELEASE - */ - bnx2x_unlock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_RELEASE_VF); - } - - DP(BNX2X_MSG_IOV, "done handler complete. vf->op_rc %d, vfop->rc %d\n", - vf->op_rc, vfop->rc); - - /* if this is the last nested op reset the wait_blocking flag - * to release any blocking wrappers, only after 'done()' is invoked - */ - if (list_empty(&vf->op_list_head)) { - DP(BNX2X_MSG_IOV, "list was empty after done %d\n", vfop->rc); - vf->op_wait_blocking = false; - } - - kfree(vfop); -} - -static inline int bnx2x_vfop_wait_blocking(struct bnx2x *bp, - struct bnx2x_virtf *vf) -{ - /* can take a while if any port is running */ - int cnt = 5000; - - might_sleep(); - while (cnt--) { - if (vf->op_wait_blocking == false) { -#ifdef BNX2X_STOP_ON_ERROR - DP(BNX2X_MSG_IOV, "exit (cnt %d)\n", 5000 - cnt); -#endif - return 0; - } - usleep_range(1000, 2000); - - if (bp->panic) - return -EIO; - } - - /* timeout! */ -#ifdef BNX2X_STOP_ON_ERROR - bnx2x_panic(); -#endif - - return -EBUSY; -} - -static inline int bnx2x_vfop_transition(struct bnx2x *bp, - struct bnx2x_virtf *vf, - vfop_handler_t transition, - bool block) -{ - if (block) - vf->op_wait_blocking = true; - transition(bp, vf); - if (block) - return bnx2x_vfop_wait_blocking(bp, vf); - return 0; -} - /* VFOP queue construction helpers */ void bnx2x_vfop_qctor_dump_tx(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_queue_init_params *init_params, @@ -643,60 +418,41 @@ void bnx2x_vfop_qctor_dump_rx(struct bnx2x *bp, struct bnx2x_virtf *vf, void bnx2x_vfop_qctor_prep(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q, - struct bnx2x_vfop_qctor_params *p, + struct bnx2x_vf_queue_construct_params *p, unsigned long q_type); -int bnx2x_vfop_mac_list_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - struct bnx2x_vfop_filters *macs, - int qid, bool drv_only); - -int bnx2x_vfop_vlan_set_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - int qid, u16 vid, bool add); - -int bnx2x_vfop_vlan_list_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - struct bnx2x_vfop_filters *vlans, - int qid, bool drv_only); - -int bnx2x_vfop_qsetup_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - int qid); - -int bnx2x_vfop_qdown_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - int qid); - -int bnx2x_vfop_mcast_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - bnx2x_mac_addr_t *mcasts, - int mcast_num, bool drv_only); - -int bnx2x_vfop_rxmode_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd, - int qid, unsigned long accept_flags); - -int bnx2x_vfop_close_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd); - -int bnx2x_vfop_release_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd); + +int bnx2x_vf_mac_vlan_config_list(struct bnx2x *bp, struct bnx2x_virtf *vf, + struct bnx2x_vf_mac_vlan_filters *filters, + int qid, bool drv_only); + +int bnx2x_vf_queue_setup(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid, + struct bnx2x_vf_queue_construct_params *qctor); + +int bnx2x_vf_queue_teardown(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid); + +int bnx2x_vf_mcast(struct bnx2x *bp, struct bnx2x_virtf *vf, + bnx2x_mac_addr_t *mcasts, int mc_num, bool drv_only); + +int bnx2x_vf_rxmode(struct bnx2x *bp, struct bnx2x_virtf *vf, + int qid, unsigned long accept_flags); + +int bnx2x_vf_close(struct bnx2x *bp, struct bnx2x_virtf *vf); + +int bnx2x_vf_free(struct bnx2x *bp, struct bnx2x_virtf *vf); + +int bnx2x_vf_rss_update(struct bnx2x *bp, struct bnx2x_virtf *vf, + struct bnx2x_config_rss_params *rss); + +int bnx2x_vf_tpa_update(struct bnx2x *bp, struct bnx2x_virtf *vf, + struct vfpf_tpa_tlv *tlv, + struct bnx2x_queue_update_tpa_params *params); /* VF release ~ VF close + VF release-resources * * Release is the ultimate SW shutdown and is called whenever an * irrecoverable error is encountered. */ -void bnx2x_vf_release(struct bnx2x *bp, struct bnx2x_virtf *vf, bool block); +int bnx2x_vf_release(struct bnx2x *bp, struct bnx2x_virtf *vf); int bnx2x_vf_idx_by_abs_fid(struct bnx2x *bp, u16 abs_vfid); u8 bnx2x_vf_max_queue_cnt(struct bnx2x *bp, struct bnx2x_virtf *vf); @@ -709,20 +465,12 @@ void bnx2x_vf_enable_access(struct bnx2x *bp, u8 abs_vfid); /* Handles an FLR (or VF_DISABLE) notification form the MCP */ void bnx2x_vf_handle_flr_event(struct bnx2x *bp); -void bnx2x_add_tlv(struct bnx2x *bp, void *tlvs_list, u16 offset, u16 type, - u16 length); -void bnx2x_vfpf_prep(struct bnx2x *bp, struct vfpf_first_tlv *first_tlv, - u16 type, u16 length); -void bnx2x_vfpf_finalize(struct bnx2x *bp, struct vfpf_first_tlv *first_tlv); -void bnx2x_dp_tlv_list(struct bnx2x *bp, void *tlvs_list); - bool bnx2x_tlv_supported(u16 tlvtype); u32 bnx2x_crc_vf_bulletin(struct bnx2x *bp, struct pf_vf_bulletin_content *bulletin); int bnx2x_post_vf_bulletin(struct bnx2x *bp, int vf); - enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp); /* VF side vfpf channel functions */ @@ -731,9 +479,11 @@ int bnx2x_vfpf_release(struct bnx2x *bp); int bnx2x_vfpf_release(struct bnx2x *bp); int bnx2x_vfpf_init(struct bnx2x *bp); void bnx2x_vfpf_close_vf(struct bnx2x *bp); -int bnx2x_vfpf_setup_q(struct bnx2x *bp, int fp_idx); -int bnx2x_vfpf_teardown_queue(struct bnx2x *bp, int qidx); +int bnx2x_vfpf_setup_q(struct bnx2x *bp, struct bnx2x_fastpath *fp, + bool is_leading); int bnx2x_vfpf_config_mac(struct bnx2x *bp, u8 *addr, u8 vf_qid, bool set); +int bnx2x_vfpf_config_rss(struct bnx2x *bp, + struct bnx2x_config_rss_params *params); int bnx2x_vfpf_set_mcast(struct net_device *dev); int bnx2x_vfpf_storm_rx_mode(struct bnx2x *bp); @@ -752,30 +502,34 @@ static inline int bnx2x_vf_ustorm_prods_offset(struct bnx2x *bp, } enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp); +void bnx2x_timer_sriov(struct bnx2x *bp); void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp); +void bnx2x_vf_pci_dealloc(struct bnx2x *bp); int bnx2x_vf_pci_alloc(struct bnx2x *bp); int bnx2x_enable_sriov(struct bnx2x *bp); void bnx2x_disable_sriov(struct bnx2x *bp); static inline int bnx2x_vf_headroom(struct bnx2x *bp) { - return bp->vfdb->sriov.nr_virtfn * BNX2X_CLIENTS_PER_VF; + return bp->vfdb->sriov.nr_virtfn * BNX2X_CIDS_PER_VF; } void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp); int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs); -int bnx2x_open_epilog(struct bnx2x *bp); +void bnx2x_iov_channel_down(struct bnx2x *bp); + +void bnx2x_iov_task(struct work_struct *work); + +void bnx2x_schedule_iov_task(struct bnx2x *bp, enum bnx2x_iov_flag flag); #else /* CONFIG_BNX2X_SRIOV */ static inline void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid, struct bnx2x_queue_sp_obj **q_obj) {} -static inline void bnx2x_iov_sp_event(struct bnx2x *bp, int vf_cid, - bool queue_work) {} static inline void bnx2x_vf_handle_flr_event(struct bnx2x *bp) {} static inline int bnx2x_iov_eq_sp_event(struct bnx2x *bp, union event_ring_elem *elem) {return 1; } -static inline void bnx2x_iov_sp_task(struct bnx2x *bp) {} -static inline void bnx2x_vf_mbx(struct bnx2x *bp, - struct vf_pf_event_data *vfpf_event) {} +static inline void bnx2x_vf_mbx(struct bnx2x *bp) {} +static inline void bnx2x_vf_mbx_schedule(struct bnx2x *bp, + struct vf_pf_event_data *vfpf_event) {} static inline int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line) {return line; } static inline void bnx2x_iov_init_dq(struct bnx2x *bp) {} static inline int bnx2x_iov_alloc_mem(struct bnx2x *bp) {return 0; } @@ -792,10 +546,11 @@ static inline int bnx2x_vfpf_acquire(struct bnx2x *bp, static inline int bnx2x_vfpf_release(struct bnx2x *bp) {return 0; } static inline int bnx2x_vfpf_init(struct bnx2x *bp) {return 0; } static inline void bnx2x_vfpf_close_vf(struct bnx2x *bp) {} -static inline int bnx2x_vfpf_setup_q(struct bnx2x *bp, int fp_idx) {return 0; } -static inline int bnx2x_vfpf_teardown_queue(struct bnx2x *bp, int qidx) {return 0; } +static inline int bnx2x_vfpf_setup_q(struct bnx2x *bp, struct bnx2x_fastpath *fp, bool is_leading) {return 0; } static inline int bnx2x_vfpf_config_mac(struct bnx2x *bp, u8 *addr, u8 vf_qid, bool set) {return 0; } +static inline int bnx2x_vfpf_config_rss(struct bnx2x *bp, + struct bnx2x_config_rss_params *params) {return 0; } static inline int bnx2x_vfpf_set_mcast(struct net_device *dev) {return 0; } static inline int bnx2x_vfpf_storm_rx_mode(struct bnx2x *bp) {return 0; } static inline int bnx2x_iov_nic_init(struct bnx2x *bp) {return 0; } @@ -809,16 +564,21 @@ static inline enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp { return PFVF_BULLETIN_UNCHANGED; } +static inline void bnx2x_timer_sriov(struct bnx2x *bp) {} static inline void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp) { return NULL; } +static inline void bnx2x_vf_pci_dealloc(struct bnx2x *bp) {} static inline int bnx2x_vf_pci_alloc(struct bnx2x *bp) {return 0; } static inline void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp) {} static inline int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs) {return 0; } -static inline int bnx2x_open_epilog(struct bnx2x *bp) {return 0; } +static inline void bnx2x_iov_channel_down(struct bnx2x *bp) {} + +static inline void bnx2x_iov_task(struct work_struct *work) {} +static inline void bnx2x_schedule_iov_task(struct bnx2x *bp, enum bnx2x_iov_flag flag) {} #endif /* CONFIG_BNX2X_SRIOV */ #endif /* bnx2x_sriov.h */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c index 2ca3d94fcec..ca47665f94b 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c @@ -6,7 +6,7 @@ * it under the terms of the GNU General Public License as published by * the Free Software Foundation. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> * Written by: Eliezer Tamir * Based on code from Michael Chan's bnx2 driver * UDP CSUM errata workaround by Arik Gendelman @@ -196,7 +196,7 @@ static void bnx2x_hw_stats_post(struct bnx2x *bp) } else if (bp->func_stx) { *stats_comp = 0; - bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); + bnx2x_issue_dmae_with_comp(bp, dmae, stats_comp); } } @@ -221,7 +221,8 @@ static int bnx2x_stats_comp(struct bnx2x *bp) * Statistics service functions */ -static void bnx2x_stats_pmf_update(struct bnx2x *bp) +/* should be called under stats_sema */ +static void __bnx2x_stats_pmf_update(struct bnx2x *bp) { struct dmae_command *dmae; u32 opcode; @@ -518,29 +519,47 @@ static void bnx2x_func_stats_init(struct bnx2x *bp) *stats_comp = 0; } -static void bnx2x_stats_start(struct bnx2x *bp) +/* should be called under stats_sema */ +static void __bnx2x_stats_start(struct bnx2x *bp) { - /* vfs travel through here as part of the statistics FSM, but no action - * is required - */ - if (IS_VF(bp)) - return; + if (IS_PF(bp)) { + if (bp->port.pmf) + bnx2x_port_stats_init(bp); - if (bp->port.pmf) - bnx2x_port_stats_init(bp); + else if (bp->func_stx) + bnx2x_func_stats_init(bp); - else if (bp->func_stx) - bnx2x_func_stats_init(bp); + bnx2x_hw_stats_post(bp); + bnx2x_storm_stats_post(bp); + } - bnx2x_hw_stats_post(bp); - bnx2x_storm_stats_post(bp); + bp->stats_started = true; +} + +static void bnx2x_stats_start(struct bnx2x *bp) +{ + if (down_timeout(&bp->stats_sema, HZ/10)) + BNX2X_ERR("Unable to acquire stats lock\n"); + __bnx2x_stats_start(bp); + up(&bp->stats_sema); } static void bnx2x_stats_pmf_start(struct bnx2x *bp) { + if (down_timeout(&bp->stats_sema, HZ/10)) + BNX2X_ERR("Unable to acquire stats lock\n"); bnx2x_stats_comp(bp); - bnx2x_stats_pmf_update(bp); - bnx2x_stats_start(bp); + __bnx2x_stats_pmf_update(bp); + __bnx2x_stats_start(bp); + up(&bp->stats_sema); +} + +static void bnx2x_stats_pmf_update(struct bnx2x *bp) +{ + if (down_timeout(&bp->stats_sema, HZ/10)) + BNX2X_ERR("Unable to acquire stats lock\n"); + __bnx2x_stats_pmf_update(bp); + up(&bp->stats_sema); } static void bnx2x_stats_restart(struct bnx2x *bp) @@ -550,8 +569,11 @@ static void bnx2x_stats_restart(struct bnx2x *bp) */ if (IS_VF(bp)) return; + if (down_timeout(&bp->stats_sema, HZ/10)) + BNX2X_ERR("Unable to acquire stats lock\n"); bnx2x_stats_comp(bp); - bnx2x_stats_start(bp); + __bnx2x_stats_start(bp); + up(&bp->stats_sema); } static void bnx2x_bmac_stats_update(struct bnx2x *bp) @@ -888,9 +910,7 @@ static int bnx2x_storm_stats_validate_counters(struct bnx2x *bp) /* Make sure we use the value of the counter * used for sending the last stats ramrod. */ - spin_lock_bh(&bp->stats_lock); cur_stats_counter = bp->stats_counter - 1; - spin_unlock_bh(&bp->stats_lock); /* are storm stats valid? */ if (le16_to_cpu(counters->xstats_counter) != cur_stats_counter) { @@ -1002,7 +1022,6 @@ static int bnx2x_storm_stats_update(struct bnx2x *bp) qstats->valid_bytes_received_lo = qstats->total_bytes_received_lo; - UPDATE_EXTEND_TSTAT(rcv_ucast_pkts, total_unicast_packets_received); UPDATE_EXTEND_TSTAT(rcv_mcast_pkts, @@ -1228,12 +1247,18 @@ static void bnx2x_stats_update(struct bnx2x *bp) { u32 *stats_comp = bnx2x_sp(bp, stats_comp); - if (bnx2x_edebug_stats_stopped(bp)) + /* we run update from timer context, so give up + * if somebody is in the middle of transition + */ + if (down_trylock(&bp->stats_sema)) return; + if (bnx2x_edebug_stats_stopped(bp) || !bp->stats_started) + goto out; + if (IS_PF(bp)) { if (*stats_comp != DMAE_COMP_VAL) - return; + goto out; if (bp->port.pmf) bnx2x_hw_stats_update(bp); @@ -1243,7 +1268,7 @@ static void bnx2x_stats_update(struct bnx2x *bp) BNX2X_ERR("storm stats were not updated for 3 times\n"); bnx2x_panic(); } - return; + goto out; } } else { /* vf doesn't collect HW statistics, and doesn't get completions @@ -1257,7 +1282,7 @@ static void bnx2x_stats_update(struct bnx2x *bp) /* vf is done */ if (IS_VF(bp)) - return; + goto out; if (netif_msg_timer(bp)) { struct bnx2x_eth_stats *estats = &bp->eth_stats; @@ -1268,6 +1293,9 @@ static void bnx2x_stats_update(struct bnx2x *bp) bnx2x_hw_stats_post(bp); bnx2x_storm_stats_post(bp); + +out: + up(&bp->stats_sema); } static void bnx2x_port_stats_stop(struct bnx2x *bp) @@ -1333,6 +1361,11 @@ static void bnx2x_stats_stop(struct bnx2x *bp) { int update = 0; + if (down_timeout(&bp->stats_sema, HZ/10)) + BNX2X_ERR("Unable to acquire stats lock\n"); + + bp->stats_started = false; + bnx2x_stats_comp(bp); if (bp->port.pmf) @@ -1349,6 +1382,8 @@ static void bnx2x_stats_stop(struct bnx2x *bp) bnx2x_hw_stats_post(bp); bnx2x_stats_comp(bp); } + + up(&bp->stats_sema); } static void bnx2x_stats_do_nothing(struct bnx2x *bp) @@ -1377,15 +1412,17 @@ static const struct { void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event) { enum bnx2x_stats_state state; + void (*action)(struct bnx2x *bp); if (unlikely(bp->panic)) return; spin_lock_bh(&bp->stats_lock); state = bp->stats_state; bp->stats_state = bnx2x_stats_stm[state][event].next_state; + action = bnx2x_stats_stm[state][event].action; spin_unlock_bh(&bp->stats_lock); - bnx2x_stats_stm[state][event].action(bp); + action(bp); if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp)) DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n", @@ -1956,3 +1993,14 @@ void bnx2x_afex_collect_stats(struct bnx2x *bp, void *void_afex_stats, estats->mac_discard); } } + +void bnx2x_stats_safe_exec(struct bnx2x *bp, + void (func_to_exec)(void *cookie), + void *cookie){ + if (down_timeout(&bp->stats_sema, HZ/10)) + BNX2X_ERR("Unable to acquire stats lock\n"); + bnx2x_stats_comp(bp); + func_to_exec(cookie); + __bnx2x_stats_start(bp); + up(&bp->stats_sema); +} diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h index d117f472816..2beceaefdee 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h @@ -6,7 +6,7 @@ * it under the terms of the GNU General Public License as published by * the Free Software Foundation. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> * Written by: Eliezer Tamir * Based on code from Michael Chan's bnx2 driver * UDP CSUM errata workaround by Arik Gendelman @@ -40,7 +40,6 @@ struct nig_stats { u32 egress_mac_pkt1_hi; }; - enum bnx2x_stats_event { STATS_EVENT_PMF = 0, STATS_EVENT_LINK_UP, @@ -208,7 +207,6 @@ struct bnx2x_eth_stats { u32 eee_tx_lpi; }; - struct bnx2x_eth_q_stats { u32 total_unicast_bytes_received_hi; u32 total_unicast_bytes_received_lo; @@ -331,7 +329,6 @@ struct bnx2x_fw_port_stats_old { u32 mac_discard; }; - /**************************************************************************** * Macros ****************************************************************************/ @@ -536,13 +533,15 @@ struct bnx2x_fw_port_stats_old { SUB_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ } while (0) - /* forward */ struct bnx2x; void bnx2x_memset_stats(struct bnx2x *bp); void bnx2x_stats_init(struct bnx2x *bp); void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event); +void bnx2x_stats_safe_exec(struct bnx2x *bp, + void (func_to_exec)(void *cookie), + void *cookie); /** * bnx2x_save_statistics - save statistics when unloading. diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c index 928b074d7d8..d712d0ddd71 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c @@ -12,18 +12,20 @@ * license other than the GPL, without Broadcom's express prior written * consent. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> - * Written by: Shmulik Ravid <shmulikr@broadcom.com> - * Ariel Elior <ariele@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> + * Written by: Shmulik Ravid + * Ariel Elior <ariel.elior@qlogic.com> */ #include "bnx2x.h" #include "bnx2x_cmn.h" #include <linux/crc32.h> +static int bnx2x_vfpf_teardown_queue(struct bnx2x *bp, int qidx); + /* place a given tlv on the tlv buffer at a given offset */ -void bnx2x_add_tlv(struct bnx2x *bp, void *tlvs_list, u16 offset, u16 type, - u16 length) +static void bnx2x_add_tlv(struct bnx2x *bp, void *tlvs_list, + u16 offset, u16 type, u16 length) { struct channel_tlv *tl = (struct channel_tlv *)(tlvs_list + offset); @@ -33,8 +35,8 @@ void bnx2x_add_tlv(struct bnx2x *bp, void *tlvs_list, u16 offset, u16 type, } /* Clear the mailbox and init the header of the first tlv */ -void bnx2x_vfpf_prep(struct bnx2x *bp, struct vfpf_first_tlv *first_tlv, - u16 type, u16 length) +static void bnx2x_vfpf_prep(struct bnx2x *bp, struct vfpf_first_tlv *first_tlv, + u16 type, u16 length) { mutex_lock(&bp->vf2pf_mutex); @@ -52,7 +54,8 @@ void bnx2x_vfpf_prep(struct bnx2x *bp, struct vfpf_first_tlv *first_tlv, } /* releases the mailbox */ -void bnx2x_vfpf_finalize(struct bnx2x *bp, struct vfpf_first_tlv *first_tlv) +static void bnx2x_vfpf_finalize(struct bnx2x *bp, + struct vfpf_first_tlv *first_tlv) { DP(BNX2X_MSG_IOV, "done sending [%d] tlv over vf pf channel\n", first_tlv->tl.type); @@ -60,8 +63,32 @@ void bnx2x_vfpf_finalize(struct bnx2x *bp, struct vfpf_first_tlv *first_tlv) mutex_unlock(&bp->vf2pf_mutex); } +/* Finds a TLV by type in a TLV buffer; If found, returns pointer to the TLV */ +static void *bnx2x_search_tlv_list(struct bnx2x *bp, void *tlvs_list, + enum channel_tlvs req_tlv) +{ + struct channel_tlv *tlv = (struct channel_tlv *)tlvs_list; + + do { + if (tlv->type == req_tlv) + return tlv; + + if (!tlv->length) { + BNX2X_ERR("Found TLV with length 0\n"); + return NULL; + } + + tlvs_list += tlv->length; + tlv = (struct channel_tlv *)tlvs_list; + } while (tlv->type != CHANNEL_TLV_LIST_END); + + DP(BNX2X_MSG_IOV, "TLV list does not contain %d TLV\n", req_tlv); + + return NULL; +} + /* list the types and lengths of the tlvs on the buffer */ -void bnx2x_dp_tlv_list(struct bnx2x *bp, void *tlvs_list) +static void bnx2x_dp_tlv_list(struct bnx2x *bp, void *tlvs_list) { int i = 1; struct channel_tlv *tlv = (struct channel_tlv *)tlvs_list; @@ -113,7 +140,7 @@ static int bnx2x_send_msg2pf(struct bnx2x *bp, u8 *done, dma_addr_t msg_mapping) { struct cstorm_vf_zone_data __iomem *zone_data = REG_ADDR(bp, PXP_VF_ADDR_CSDM_GLOBAL_START); - int tout = 600, interval = 100; /* wait for 60 seconds */ + int tout = 100, interval = 100; /* wait for 10 seconds */ if (*done) { BNX2X_ERR("done was non zero before message to pf was sent\n"); @@ -121,6 +148,16 @@ static int bnx2x_send_msg2pf(struct bnx2x *bp, u8 *done, dma_addr_t msg_mapping) return -EINVAL; } + /* if PF indicated channel is down avoid sending message. Return success + * so calling flow can continue + */ + bnx2x_sample_bulletin(bp); + if (bp->old_bulletin.valid_bitmap & 1 << CHANNEL_DOWN) { + DP(BNX2X_MSG_IOV, "detecting channel down. Aborting message\n"); + *done = PFVF_STATUS_SUCCESS; + return -EINVAL; + } + /* Write message address */ writel(U64_LO(msg_mapping), &zone_data->non_trigger.vf_pf_channel.msg_addr_lo); @@ -174,7 +211,7 @@ static int bnx2x_get_vf_id(struct bnx2x *bp, u32 *vf_id) return -EINVAL; } - BNX2X_ERR("valid ME register value: 0x%08x\n", me_reg); + DP(BNX2X_MSG_IOV, "valid ME register value: 0x%08x\n", me_reg); *vf_id = (me_reg & ME_REG_VF_NUM_MASK) >> ME_REG_VF_NUM_SHIFT; @@ -186,6 +223,7 @@ int bnx2x_vfpf_acquire(struct bnx2x *bp, u8 tx_count, u8 rx_count) int rc = 0, attempts = 0; struct vfpf_acquire_tlv *req = &bp->vf2pf_mbox->req.acquire; struct pfvf_acquire_resp_tlv *resp = &bp->vf2pf_mbox->resp.acquire_resp; + struct vfpf_port_phys_id_resp_tlv *phys_port_resp; u32 vf_id; bool resources_acquired = false; @@ -209,8 +247,14 @@ int bnx2x_vfpf_acquire(struct bnx2x *bp, u8 tx_count, u8 rx_count) /* pf 2 vf bulletin board address */ req->bulletin_addr = bp->pf2vf_bulletin_mapping; + /* Request physical port identifier */ + bnx2x_add_tlv(bp, req, req->first_tlv.tl.length, + CHANNEL_TLV_PHYS_PORT_ID, sizeof(struct channel_tlv)); + /* add list termination tlv */ - bnx2x_add_tlv(bp, req, req->first_tlv.tl.length, CHANNEL_TLV_LIST_END, + bnx2x_add_tlv(bp, req, + req->first_tlv.tl.length + sizeof(struct channel_tlv), + CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); /* output tlvs list */ @@ -233,7 +277,7 @@ int bnx2x_vfpf_acquire(struct bnx2x *bp, u8 tx_count, u8 rx_count) attempts++; - /* test whether the PF accepted our request. If not, humble the + /* test whether the PF accepted our request. If not, humble * the request and try again. */ if (bp->acquire_resp.hdr.status == PFVF_STATUS_SUCCESS) { @@ -247,17 +291,23 @@ int bnx2x_vfpf_acquire(struct bnx2x *bp, u8 tx_count, u8 rx_count) /* humble our request */ req->resc_request.num_txqs = - bp->acquire_resp.resc.num_txqs; + min(req->resc_request.num_txqs, + bp->acquire_resp.resc.num_txqs); req->resc_request.num_rxqs = - bp->acquire_resp.resc.num_rxqs; + min(req->resc_request.num_rxqs, + bp->acquire_resp.resc.num_rxqs); req->resc_request.num_sbs = - bp->acquire_resp.resc.num_sbs; + min(req->resc_request.num_sbs, + bp->acquire_resp.resc.num_sbs); req->resc_request.num_mac_filters = - bp->acquire_resp.resc.num_mac_filters; + min(req->resc_request.num_mac_filters, + bp->acquire_resp.resc.num_mac_filters); req->resc_request.num_vlan_filters = - bp->acquire_resp.resc.num_vlan_filters; + min(req->resc_request.num_vlan_filters, + bp->acquire_resp.resc.num_vlan_filters); req->resc_request.num_mc_filters = - bp->acquire_resp.resc.num_mc_filters; + min(req->resc_request.num_mc_filters, + bp->acquire_resp.resc.num_mc_filters); /* Clear response buffer */ memset(&bp->vf2pf_mbox->resp, 0, @@ -271,6 +321,15 @@ int bnx2x_vfpf_acquire(struct bnx2x *bp, u8 tx_count, u8 rx_count) } } + /* Retrieve physical port id (if possible) */ + phys_port_resp = (struct vfpf_port_phys_id_resp_tlv *) + bnx2x_search_tlv_list(bp, resp, + CHANNEL_TLV_PHYS_PORT_ID); + if (phys_port_resp) { + memcpy(bp->phys_port_id, phys_port_resp->id, ETH_ALEN); + bp->flags |= HAS_PHYS_PORT_ID; + } + /* get HW info */ bp->common.chip_id |= (bp->acquire_resp.pfdev_info.chip_num & 0xffff); bp->link_params.chip_id = bp->common.chip_id; @@ -283,7 +342,7 @@ int bnx2x_vfpf_acquire(struct bnx2x *bp, u8 tx_count, u8 rx_count) bp->common.flash_size = 0; bp->flags |= NO_WOL_FLAG | NO_ISCSI_OOO_FLAG | NO_ISCSI_FLAG | NO_FCOE_FLAG; - bp->igu_sb_cnt = 1; + bp->igu_sb_cnt = bp->acquire_resp.resc.num_sbs; bp->igu_base_sb = bp->acquire_resp.resc.hw_sbs[0].hw_sb_id; strlcpy(bp->fw_ver, bp->acquire_resp.pfdev_info.fw_ver, sizeof(bp->fw_ver)); @@ -333,7 +392,7 @@ int bnx2x_vfpf_release(struct bnx2x *bp) DP(BNX2X_MSG_SP, "vf released\n"); } else { /* PF reports error */ - BNX2X_ERR("PF failed our release request - are we out of sync? response status: %d\n", + BNX2X_ERR("PF failed our release request - are we out of sync? Response status: %d\n", resp->hdr.status); rc = -EAGAIN; goto out; @@ -363,6 +422,8 @@ int bnx2x_vfpf_init(struct bnx2x *bp) req->stats_addr = bp->fw_stats_data_mapping + offsetof(struct bnx2x_fw_stats_data, queue_stats); + req->stats_stride = sizeof(struct per_queue_stats); + /* add list termination tlv */ bnx2x_add_tlv(bp, req, req->first_tlv.tl.length, CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); @@ -442,12 +503,61 @@ free_irq: bnx2x_free_irq(bp); } +static void bnx2x_leading_vfq_init(struct bnx2x *bp, struct bnx2x_virtf *vf, + struct bnx2x_vf_queue *q) +{ + u8 cl_id = vfq_cl_id(vf, q); + u8 func_id = FW_VF_HANDLE(vf->abs_vfid); + + /* mac */ + bnx2x_init_mac_obj(bp, &q->mac_obj, + cl_id, q->cid, func_id, + bnx2x_vf_sp(bp, vf, mac_rdata), + bnx2x_vf_sp_map(bp, vf, mac_rdata), + BNX2X_FILTER_MAC_PENDING, + &vf->filter_state, + BNX2X_OBJ_TYPE_RX_TX, + &bp->macs_pool); + /* vlan */ + bnx2x_init_vlan_obj(bp, &q->vlan_obj, + cl_id, q->cid, func_id, + bnx2x_vf_sp(bp, vf, vlan_rdata), + bnx2x_vf_sp_map(bp, vf, vlan_rdata), + BNX2X_FILTER_VLAN_PENDING, + &vf->filter_state, + BNX2X_OBJ_TYPE_RX_TX, + &bp->vlans_pool); + + /* mcast */ + bnx2x_init_mcast_obj(bp, &vf->mcast_obj, cl_id, + q->cid, func_id, func_id, + bnx2x_vf_sp(bp, vf, mcast_rdata), + bnx2x_vf_sp_map(bp, vf, mcast_rdata), + BNX2X_FILTER_MCAST_PENDING, + &vf->filter_state, + BNX2X_OBJ_TYPE_RX_TX); + + /* rss */ + bnx2x_init_rss_config_obj(bp, &vf->rss_conf_obj, cl_id, q->cid, + func_id, func_id, + bnx2x_vf_sp(bp, vf, rss_rdata), + bnx2x_vf_sp_map(bp, vf, rss_rdata), + BNX2X_FILTER_RSS_CONF_PENDING, + &vf->filter_state, + BNX2X_OBJ_TYPE_RX_TX); + + vf->leading_rss = cl_id; + q->is_leading = true; + q->sp_initialized = true; +} + /* ask the pf to open a queue for the vf */ -int bnx2x_vfpf_setup_q(struct bnx2x *bp, int fp_idx) +int bnx2x_vfpf_setup_q(struct bnx2x *bp, struct bnx2x_fastpath *fp, + bool is_leading) { struct vfpf_setup_q_tlv *req = &bp->vf2pf_mbox->req.setup_q; struct pfvf_general_resp_tlv *resp = &bp->vf2pf_mbox->resp.general_resp; - struct bnx2x_fastpath *fp = &bp->fp[fp_idx]; + u8 fp_idx = fp->index; u16 tpa_agg_size = 0, flags = 0; int rc; @@ -463,6 +573,9 @@ int bnx2x_vfpf_setup_q(struct bnx2x *bp, int fp_idx) tpa_agg_size = TPA_AGG_SIZE; } + if (is_leading) + flags |= VFPF_QUEUE_FLG_LEADING_RSS; + /* calculate queue flags */ flags |= VFPF_QUEUE_FLG_STATS; flags |= VFPF_QUEUE_FLG_CACHE_ALIGN; @@ -524,7 +637,7 @@ int bnx2x_vfpf_setup_q(struct bnx2x *bp, int fp_idx) return rc; } -int bnx2x_vfpf_teardown_queue(struct bnx2x *bp, int qidx) +static int bnx2x_vfpf_teardown_queue(struct bnx2x *bp, int qidx) { struct vfpf_q_op_tlv *req = &bp->vf2pf_mbox->req.q_op; struct pfvf_general_resp_tlv *resp = &bp->vf2pf_mbox->resp.general_resp; @@ -560,6 +673,7 @@ int bnx2x_vfpf_teardown_queue(struct bnx2x *bp, int qidx) out: bnx2x_vfpf_finalize(bp, &req->first_tlv); + return rc; } @@ -633,7 +747,76 @@ int bnx2x_vfpf_config_mac(struct bnx2x *bp, u8 *addr, u8 vf_qid, bool set) out: bnx2x_vfpf_finalize(bp, &req->first_tlv); - return 0; + return rc; +} + +/* request pf to config rss table for vf queues*/ +int bnx2x_vfpf_config_rss(struct bnx2x *bp, + struct bnx2x_config_rss_params *params) +{ + struct pfvf_general_resp_tlv *resp = &bp->vf2pf_mbox->resp.general_resp; + struct vfpf_rss_tlv *req = &bp->vf2pf_mbox->req.update_rss; + int rc = 0; + + /* clear mailbox and prep first tlv */ + bnx2x_vfpf_prep(bp, &req->first_tlv, CHANNEL_TLV_UPDATE_RSS, + sizeof(*req)); + + /* add list termination tlv */ + bnx2x_add_tlv(bp, req, req->first_tlv.tl.length, CHANNEL_TLV_LIST_END, + sizeof(struct channel_list_end_tlv)); + + memcpy(req->ind_table, params->ind_table, T_ETH_INDIRECTION_TABLE_SIZE); + memcpy(req->rss_key, params->rss_key, sizeof(params->rss_key)); + req->ind_table_size = T_ETH_INDIRECTION_TABLE_SIZE; + req->rss_key_size = T_ETH_RSS_KEY; + req->rss_result_mask = params->rss_result_mask; + + /* flags handled individually for backward/forward compatability */ + if (params->rss_flags & (1 << BNX2X_RSS_MODE_DISABLED)) + req->rss_flags |= VFPF_RSS_MODE_DISABLED; + if (params->rss_flags & (1 << BNX2X_RSS_MODE_REGULAR)) + req->rss_flags |= VFPF_RSS_MODE_REGULAR; + if (params->rss_flags & (1 << BNX2X_RSS_SET_SRCH)) + req->rss_flags |= VFPF_RSS_SET_SRCH; + if (params->rss_flags & (1 << BNX2X_RSS_IPV4)) + req->rss_flags |= VFPF_RSS_IPV4; + if (params->rss_flags & (1 << BNX2X_RSS_IPV4_TCP)) + req->rss_flags |= VFPF_RSS_IPV4_TCP; + if (params->rss_flags & (1 << BNX2X_RSS_IPV4_UDP)) + req->rss_flags |= VFPF_RSS_IPV4_UDP; + if (params->rss_flags & (1 << BNX2X_RSS_IPV6)) + req->rss_flags |= VFPF_RSS_IPV6; + if (params->rss_flags & (1 << BNX2X_RSS_IPV6_TCP)) + req->rss_flags |= VFPF_RSS_IPV6_TCP; + if (params->rss_flags & (1 << BNX2X_RSS_IPV6_UDP)) + req->rss_flags |= VFPF_RSS_IPV6_UDP; + + DP(BNX2X_MSG_IOV, "rss flags %x\n", req->rss_flags); + + /* output tlvs list */ + bnx2x_dp_tlv_list(bp, req); + + /* send message to pf */ + rc = bnx2x_send_msg2pf(bp, &resp->hdr.status, bp->vf2pf_mbox_mapping); + if (rc) { + BNX2X_ERR("failed to send message to pf. rc was %d\n", rc); + goto out; + } + + if (resp->hdr.status != PFVF_STATUS_SUCCESS) { + /* Since older drivers don't support this feature (and VF has + * no way of knowing other than failing this), don't propagate + * an error in this case. + */ + DP(BNX2X_MSG_IOV, + "Failed to send rss message to PF over VF-PF channel [%d]\n", + resp->hdr.status); + } +out: + bnx2x_vfpf_finalize(bp, &req->first_tlv); + + return rc; } int bnx2x_vfpf_set_mcast(struct net_device *dev) @@ -713,29 +896,16 @@ int bnx2x_vfpf_storm_rx_mode(struct bnx2x *bp) DP(NETIF_MSG_IFUP, "Rx mode is %d\n", mode); - switch (mode) { - case BNX2X_RX_MODE_NONE: /* no Rx */ + /* Ignore everything accept MODE_NONE */ + if (mode == BNX2X_RX_MODE_NONE) { req->rx_mask = VFPF_RX_MASK_ACCEPT_NONE; - break; - case BNX2X_RX_MODE_NORMAL: + } else { + /* Current PF driver will not look at the specific flags, + * but they are required when working with older drivers on hv. + */ req->rx_mask = VFPF_RX_MASK_ACCEPT_MATCHED_MULTICAST; req->rx_mask |= VFPF_RX_MASK_ACCEPT_MATCHED_UNICAST; req->rx_mask |= VFPF_RX_MASK_ACCEPT_BROADCAST; - break; - case BNX2X_RX_MODE_ALLMULTI: - req->rx_mask = VFPF_RX_MASK_ACCEPT_ALL_MULTICAST; - req->rx_mask |= VFPF_RX_MASK_ACCEPT_MATCHED_UNICAST; - req->rx_mask |= VFPF_RX_MASK_ACCEPT_BROADCAST; - break; - case BNX2X_RX_MODE_PROMISC: - req->rx_mask = VFPF_RX_MASK_ACCEPT_ALL_UNICAST; - req->rx_mask |= VFPF_RX_MASK_ACCEPT_ALL_MULTICAST; - req->rx_mask |= VFPF_RX_MASK_ACCEPT_BROADCAST; - break; - default: - BNX2X_ERR("BAD rx mode (%d)\n", mode); - rc = -EINVAL; - goto out; } req->flags |= VFPF_SET_Q_FILTERS_RX_MASK_CHANGED; @@ -756,7 +926,7 @@ int bnx2x_vfpf_storm_rx_mode(struct bnx2x *bp) BNX2X_ERR("Set Rx mode failed: %d\n", resp->hdr.status); rc = -EINVAL; } -out: + bnx2x_vfpf_finalize(bp, &req->first_tlv); return rc; @@ -787,7 +957,7 @@ static inline void bnx2x_set_vf_mbxs_valid(struct bnx2x *bp) storm_memset_vf_mbx_valid(bp, bnx2x_vf(bp, i, abs_vfid)); } -/* enable vf_pf mailbox (aka vf-pf-chanell) */ +/* enable vf_pf mailbox (aka vf-pf-channel) */ void bnx2x_vf_enable_mbx(struct bnx2x *bp, u8 abs_vfid) { bnx2x_vf_flr_clnup_epilog(bp, abs_vfid); @@ -844,67 +1014,70 @@ static int bnx2x_copy32_vf_dmae(struct bnx2x *bp, u8 from_vf, dmae.dst_addr_hi = vf_addr_hi; } dmae.len = len32; - bnx2x_dp_dmae(bp, &dmae, BNX2X_MSG_DMAE); /* issue the command and wait for completion */ - return bnx2x_issue_dmae_with_comp(bp, &dmae); + return bnx2x_issue_dmae_with_comp(bp, &dmae, bnx2x_sp(bp, wb_comp)); } -static void bnx2x_vf_mbx_resp(struct bnx2x *bp, struct bnx2x_virtf *vf) +static void bnx2x_vf_mbx_resp_single_tlv(struct bnx2x *bp, + struct bnx2x_virtf *vf) { struct bnx2x_vf_mbx *mbx = BP_VF_MBX(bp, vf->index); - u64 vf_addr; - dma_addr_t pf_addr; u16 length, type; - int rc; - struct pfvf_general_resp_tlv *resp = &mbx->msg->resp.general_resp; /* prepare response */ type = mbx->first_tlv.tl.type; length = type == CHANNEL_TLV_ACQUIRE ? sizeof(struct pfvf_acquire_resp_tlv) : sizeof(struct pfvf_general_resp_tlv); - bnx2x_add_tlv(bp, resp, 0, type, length); - resp->hdr.status = bnx2x_pfvf_status_codes(vf->op_rc); - bnx2x_add_tlv(bp, resp, length, CHANNEL_TLV_LIST_END, + bnx2x_add_tlv(bp, &mbx->msg->resp, 0, type, length); + bnx2x_add_tlv(bp, &mbx->msg->resp, length, CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); +} + +static void bnx2x_vf_mbx_resp_send_msg(struct bnx2x *bp, + struct bnx2x_virtf *vf, + int vf_rc) +{ + struct bnx2x_vf_mbx *mbx = BP_VF_MBX(bp, vf->index); + struct pfvf_general_resp_tlv *resp = &mbx->msg->resp.general_resp; + dma_addr_t pf_addr; + u64 vf_addr; + int rc; + bnx2x_dp_tlv_list(bp, resp); DP(BNX2X_MSG_IOV, "mailbox vf address hi 0x%x, lo 0x%x, offset 0x%x\n", mbx->vf_addr_hi, mbx->vf_addr_lo, mbx->first_tlv.resp_msg_offset); + resp->hdr.status = bnx2x_pfvf_status_codes(vf_rc); + /* send response */ vf_addr = HILO_U64(mbx->vf_addr_hi, mbx->vf_addr_lo) + mbx->first_tlv.resp_msg_offset; pf_addr = mbx->msg_mapping + offsetof(struct bnx2x_vf_mbx_msg, resp); - /* copy the response body, if there is one, before the header, as the vf - * is sensitive to the header being written + /* Copy the response buffer. The first u64 is written afterwards, as + * the vf is sensitive to the header being written */ - if (resp->hdr.tl.length > sizeof(u64)) { - length = resp->hdr.tl.length - sizeof(u64); - vf_addr += sizeof(u64); - pf_addr += sizeof(u64); - rc = bnx2x_copy32_vf_dmae(bp, false, pf_addr, vf->abs_vfid, - U64_HI(vf_addr), - U64_LO(vf_addr), - length/4); - if (rc) { - BNX2X_ERR("Failed to copy response body to VF %d\n", - vf->abs_vfid); - goto mbx_error; - } - vf_addr -= sizeof(u64); - pf_addr -= sizeof(u64); + vf_addr += sizeof(u64); + pf_addr += sizeof(u64); + rc = bnx2x_copy32_vf_dmae(bp, false, pf_addr, vf->abs_vfid, + U64_HI(vf_addr), + U64_LO(vf_addr), + (sizeof(union pfvf_tlvs) - sizeof(u64))/4); + if (rc) { + BNX2X_ERR("Failed to copy response body to VF %d\n", + vf->abs_vfid); + goto mbx_error; } + vf_addr -= sizeof(u64); + pf_addr -= sizeof(u64); /* ack the FW */ storm_memset_vf_mbx_ack(bp, vf->abs_vfid); mmiowb(); - /* initiate dmae to send the response */ - mbx->flags &= ~VF_MSG_INPROCESS; - /* copy the response header including status-done field, * must be last dmae, must be after FW is acked */ @@ -924,7 +1097,38 @@ static void bnx2x_vf_mbx_resp(struct bnx2x *bp, struct bnx2x_virtf *vf) return; mbx_error: - bnx2x_vf_release(bp, vf, false); /* non blocking */ + bnx2x_vf_release(bp, vf); +} + +static void bnx2x_vf_mbx_resp(struct bnx2x *bp, + struct bnx2x_virtf *vf, + int rc) +{ + bnx2x_vf_mbx_resp_single_tlv(bp, vf); + bnx2x_vf_mbx_resp_send_msg(bp, vf, rc); +} + +static void bnx2x_vf_mbx_resp_phys_port(struct bnx2x *bp, + struct bnx2x_virtf *vf, + void *buffer, + u16 *offset) +{ + struct vfpf_port_phys_id_resp_tlv *port_id; + + if (!(bp->flags & HAS_PHYS_PORT_ID)) + return; + + bnx2x_add_tlv(bp, buffer, *offset, CHANNEL_TLV_PHYS_PORT_ID, + sizeof(struct vfpf_port_phys_id_resp_tlv)); + + port_id = (struct vfpf_port_phys_id_resp_tlv *) + (((u8 *)buffer) + *offset); + memcpy(port_id->id, bp->phys_port_id, ETH_ALEN); + + /* Offset should continue representing the offset to the tail + * of TLV data (outside this function scope) + */ + *offset += sizeof(struct vfpf_port_phys_id_resp_tlv); } static void bnx2x_vf_mbx_acquire_resp(struct bnx2x *bp, struct bnx2x_virtf *vf, @@ -934,15 +1138,17 @@ static void bnx2x_vf_mbx_acquire_resp(struct bnx2x *bp, struct bnx2x_virtf *vf, struct pfvf_acquire_resp_tlv *resp = &mbx->msg->resp.acquire_resp; struct pf_vf_resc *resc = &resp->resc; u8 status = bnx2x_pfvf_status_codes(vfop_status); + u16 length; memset(resp, 0, sizeof(*resp)); /* fill in pfdev info */ resp->pfdev_info.chip_num = bp->common.chip_id; - resp->pfdev_info.db_size = (1 << BNX2X_DB_SHIFT); + resp->pfdev_info.db_size = bp->db_size; resp->pfdev_info.indices_per_sb = HC_SB_MAX_INDICES_E2; resp->pfdev_info.pf_cap = (PFVF_CAP_RSS | - /* PFVF_CAP_DHC |*/ PFVF_CAP_TPA); + PFVF_CAP_TPA | + PFVF_CAP_TPA_UPDATE); bnx2x_fill_fw_str(bp, resp->pfdev_info.fw_ver, sizeof(resp->pfdev_info.fw_ver)); @@ -957,7 +1163,7 @@ static void bnx2x_vf_mbx_acquire_resp(struct bnx2x *bp, struct bnx2x_virtf *vf, bnx2x_vf_max_queue_cnt(bp, vf); resc->num_sbs = vf_sb_count(vf); resc->num_mac_filters = vf_mac_rules_cnt(vf); - resc->num_vlan_filters = vf_vlan_rules_cnt(vf); + resc->num_vlan_filters = vf_vlan_rules_visible_cnt(vf); resc->num_mc_filters = 0; if (status == PFVF_STATUS_SUCCESS) { @@ -1007,9 +1213,23 @@ static void bnx2x_vf_mbx_acquire_resp(struct bnx2x *bp, struct bnx2x_virtf *vf, resc->hw_sbs[i].sb_qid); DP_CONT(BNX2X_MSG_IOV, "]\n"); + /* prepare response */ + length = sizeof(struct pfvf_acquire_resp_tlv); + bnx2x_add_tlv(bp, &mbx->msg->resp, 0, CHANNEL_TLV_ACQUIRE, length); + + /* Handle possible VF requests for physical port identifiers. + * 'length' should continue to indicate the offset of the first empty + * place in the buffer (i.e., where next TLV should be inserted) + */ + if (bnx2x_search_tlv_list(bp, &mbx->msg->req, + CHANNEL_TLV_PHYS_PORT_ID)) + bnx2x_vf_mbx_resp_phys_port(bp, vf, &mbx->msg->resp, &length); + + bnx2x_add_tlv(bp, &mbx->msg->resp, length, CHANNEL_TLV_LIST_END, + sizeof(struct channel_list_end_tlv)); + /* send the response */ - vf->op_rc = vfop_status; - bnx2x_vf_mbx_resp(bp, vf); + bnx2x_vf_mbx_resp_send_msg(bp, vf, vfop_status); } static void bnx2x_vf_mbx_acquire(struct bnx2x *bp, struct bnx2x_virtf *vf, @@ -1041,14 +1261,20 @@ static void bnx2x_vf_mbx_init_vf(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_vf_mbx *mbx) { struct vfpf_init_tlv *init = &mbx->msg->req.init; + int rc; /* record ghost addresses from vf message */ vf->spq_map = init->spq_addr; vf->fw_stat_map = init->stats_addr; - vf->op_rc = bnx2x_vf_init(bp, vf, (dma_addr_t *)init->sb_addr); + vf->stats_stride = init->stats_stride; + rc = bnx2x_vf_init(bp, vf, (dma_addr_t *)init->sb_addr); + + /* set VF multiqueue statistics collection mode */ + if (init->flags & VFPF_INIT_FLG_STATS_COALESCE) + vf->cfg_flags |= VF_CFG_STATS_COALESCE; /* response */ - bnx2x_vf_mbx_resp(bp, vf); + bnx2x_vf_mbx_resp(bp, vf, rc); } /* convert MBX queue-flags to standard SP queue-flags */ @@ -1071,8 +1297,10 @@ static void bnx2x_vf_mbx_set_q_flags(struct bnx2x *bp, u32 mbx_q_flags, __set_bit(BNX2X_Q_FLG_HC, sp_q_flags); if (mbx_q_flags & VFPF_QUEUE_FLG_DHC) __set_bit(BNX2X_Q_FLG_DHC, sp_q_flags); + if (mbx_q_flags & VFPF_QUEUE_FLG_LEADING_RSS) + __set_bit(BNX2X_Q_FLG_LEADING_RSS, sp_q_flags); - /* outer vlan removal is set according to the PF's multi fuction mode */ + /* outer vlan removal is set according to PF's multi function mode */ if (IS_MF_SD(bp)) __set_bit(BNX2X_Q_FLG_OV, sp_q_flags); } @@ -1081,16 +1309,14 @@ static void bnx2x_vf_mbx_setup_q(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_vf_mbx *mbx) { struct vfpf_setup_q_tlv *setup_q = &mbx->msg->req.setup_q; - struct bnx2x_vfop_cmd cmd = { - .done = bnx2x_vf_mbx_resp, - .block = false, - }; + struct bnx2x_vf_queue_construct_params qctor; + int rc = 0; /* verify vf_qid */ if (setup_q->vf_qid >= vf_rxq_count(vf)) { BNX2X_ERR("vf_qid %d invalid, max queue count is %d\n", setup_q->vf_qid, vf_rxq_count(vf)); - vf->op_rc = -EINVAL; + rc = -EINVAL; goto response; } @@ -1104,10 +1330,14 @@ static void bnx2x_vf_mbx_setup_q(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_queue_init_params *init_p; struct bnx2x_queue_setup_params *setup_p; - /* reinit the VF operation context */ - memset(&vf->op_params.qctor, 0 , sizeof(vf->op_params.qctor)); - setup_p = &vf->op_params.qctor.prep_qsetup; - init_p = &vf->op_params.qctor.qstate.params.init; + if (bnx2x_vfq_is_leading(q)) + bnx2x_leading_vfq_init(bp, vf, q); + + /* re-init the VF operation context */ + memset(&qctor, 0 , + sizeof(struct bnx2x_vf_queue_construct_params)); + setup_p = &qctor.prep_qsetup; + init_p = &qctor.qstate.params.init; /* activate immediately */ __set_bit(BNX2X_Q_FLG_ACTIVE, &setup_p->flags); @@ -1181,48 +1411,46 @@ static void bnx2x_vf_mbx_setup_q(struct bnx2x *bp, struct bnx2x_virtf *vf, setup_q->rxq.cache_line_log; rxq_params->sb_cq_index = setup_q->rxq.sb_index; + /* rx setup - multicast engine */ + if (bnx2x_vfq_is_leading(q)) { + u8 mcast_id = FW_VF_HANDLE(vf->abs_vfid); + + rxq_params->mcast_engine_id = mcast_id; + __set_bit(BNX2X_Q_FLG_MCAST, &setup_p->flags); + } + bnx2x_vfop_qctor_dump_rx(bp, vf, init_p, setup_p, q->index, q->sb_idx); } /* complete the preparations */ - bnx2x_vfop_qctor_prep(bp, vf, q, &vf->op_params.qctor, q_type); + bnx2x_vfop_qctor_prep(bp, vf, q, &qctor, q_type); - vf->op_rc = bnx2x_vfop_qsetup_cmd(bp, vf, &cmd, q->index); - if (vf->op_rc) + rc = bnx2x_vf_queue_setup(bp, vf, q->index, &qctor); + if (rc) goto response; - return; } response: - bnx2x_vf_mbx_resp(bp, vf); + bnx2x_vf_mbx_resp(bp, vf, rc); } -enum bnx2x_vfop_filters_state { - BNX2X_VFOP_MBX_Q_FILTERS_MACS, - BNX2X_VFOP_MBX_Q_FILTERS_VLANS, - BNX2X_VFOP_MBX_Q_FILTERS_RXMODE, - BNX2X_VFOP_MBX_Q_FILTERS_MCAST, - BNX2X_VFOP_MBX_Q_FILTERS_DONE -}; - static int bnx2x_vf_mbx_macvlan_list(struct bnx2x *bp, struct bnx2x_virtf *vf, struct vfpf_set_q_filters_tlv *tlv, - struct bnx2x_vfop_filters **pfl, + struct bnx2x_vf_mac_vlan_filters **pfl, u32 type_flag) { int i, j; - struct bnx2x_vfop_filters *fl = NULL; + struct bnx2x_vf_mac_vlan_filters *fl = NULL; size_t fsz; - fsz = tlv->n_mac_vlan_filters * sizeof(struct bnx2x_vfop_filter) + - sizeof(struct bnx2x_vfop_filters); + fsz = tlv->n_mac_vlan_filters * + sizeof(struct bnx2x_vf_mac_vlan_filter) + + sizeof(struct bnx2x_vf_mac_vlan_filters); fl = kzalloc(fsz, GFP_KERNEL); if (!fl) return -ENOMEM; - INIT_LIST_HEAD(&fl->head); - for (i = 0, j = 0; i < tlv->n_mac_vlan_filters; i++) { struct vfpf_q_mac_vlan_filter *msg_filter = &tlv->filters[i]; @@ -1230,17 +1458,17 @@ static int bnx2x_vf_mbx_macvlan_list(struct bnx2x *bp, continue; if (type_flag == VFPF_Q_FILTER_DEST_MAC_VALID) { fl->filters[j].mac = msg_filter->mac; - fl->filters[j].type = BNX2X_VFOP_FILTER_MAC; + fl->filters[j].type = BNX2X_VF_FILTER_MAC; } else { fl->filters[j].vid = msg_filter->vlan_tag; - fl->filters[j].type = BNX2X_VFOP_FILTER_VLAN; + fl->filters[j].type = BNX2X_VF_FILTER_VLAN; } fl->filters[j].add = (msg_filter->flags & VFPF_Q_FILTER_SET_MAC) ? true : false; - list_add_tail(&fl->filters[j++].link, &fl->head); + fl->count++; } - if (list_empty(&fl->head)) + if (!fl->count) kfree(fl); else *pfl = fl; @@ -1280,176 +1508,96 @@ static void bnx2x_vf_mbx_dp_q_filters(struct bnx2x *bp, int msglvl, #define VFPF_MAC_FILTER VFPF_Q_FILTER_DEST_MAC_VALID #define VFPF_VLAN_FILTER VFPF_Q_FILTER_VLAN_TAG_VALID -static void bnx2x_vfop_mbx_qfilters(struct bnx2x *bp, struct bnx2x_virtf *vf) +static int bnx2x_vf_mbx_qfilters(struct bnx2x *bp, struct bnx2x_virtf *vf) { - int rc; + int rc = 0; struct vfpf_set_q_filters_tlv *msg = &BP_VF_MBX(bp, vf->index)->msg->req.set_q_filters; - struct bnx2x_vfop *vfop = bnx2x_vfop_cur(bp, vf); - enum bnx2x_vfop_filters_state state = vfop->state; - - struct bnx2x_vfop_cmd cmd = { - .done = bnx2x_vfop_mbx_qfilters, - .block = false, - }; - - DP(BNX2X_MSG_IOV, "STATE: %d\n", state); + /* check for any mac/vlan changes */ + if (msg->flags & VFPF_SET_Q_FILTERS_MAC_VLAN_CHANGED) { + /* build mac list */ + struct bnx2x_vf_mac_vlan_filters *fl = NULL; - if (vfop->rc < 0) - goto op_err; - - switch (state) { - case BNX2X_VFOP_MBX_Q_FILTERS_MACS: - /* next state */ - vfop->state = BNX2X_VFOP_MBX_Q_FILTERS_VLANS; + rc = bnx2x_vf_mbx_macvlan_list(bp, vf, msg, &fl, + VFPF_MAC_FILTER); + if (rc) + goto op_err; - /* check for any vlan/mac changes */ - if (msg->flags & VFPF_SET_Q_FILTERS_MAC_VLAN_CHANGED) { - /* build mac list */ - struct bnx2x_vfop_filters *fl = NULL; + if (fl) { - vfop->rc = bnx2x_vf_mbx_macvlan_list(bp, vf, msg, &fl, - VFPF_MAC_FILTER); - if (vfop->rc) + /* set mac list */ + rc = bnx2x_vf_mac_vlan_config_list(bp, vf, fl, + msg->vf_qid, + false); + if (rc) goto op_err; - - if (fl) { - /* set mac list */ - rc = bnx2x_vfop_mac_list_cmd(bp, vf, &cmd, fl, - msg->vf_qid, - false); - if (rc) { - vfop->rc = rc; - goto op_err; - } - return; - } } - /* fall through */ - case BNX2X_VFOP_MBX_Q_FILTERS_VLANS: - /* next state */ - vfop->state = BNX2X_VFOP_MBX_Q_FILTERS_RXMODE; + /* build vlan list */ + fl = NULL; - /* check for any vlan/mac changes */ - if (msg->flags & VFPF_SET_Q_FILTERS_MAC_VLAN_CHANGED) { - /* build vlan list */ - struct bnx2x_vfop_filters *fl = NULL; - - vfop->rc = bnx2x_vf_mbx_macvlan_list(bp, vf, msg, &fl, - VFPF_VLAN_FILTER); - if (vfop->rc) + rc = bnx2x_vf_mbx_macvlan_list(bp, vf, msg, &fl, + VFPF_VLAN_FILTER); + if (rc) + goto op_err; + + if (fl) { + /* set vlan list */ + rc = bnx2x_vf_mac_vlan_config_list(bp, vf, fl, + msg->vf_qid, + false); + if (rc) goto op_err; - - if (fl) { - /* set vlan list */ - rc = bnx2x_vfop_vlan_list_cmd(bp, vf, &cmd, fl, - msg->vf_qid, - false); - if (rc) { - vfop->rc = rc; - goto op_err; - } - return; - } } - /* fall through */ - - case BNX2X_VFOP_MBX_Q_FILTERS_RXMODE: - /* next state */ - vfop->state = BNX2X_VFOP_MBX_Q_FILTERS_MCAST; - - if (msg->flags & VFPF_SET_Q_FILTERS_RX_MASK_CHANGED) { - unsigned long accept = 0; - - /* covert VF-PF if mask to bnx2x accept flags */ - if (msg->rx_mask & VFPF_RX_MASK_ACCEPT_MATCHED_UNICAST) - __set_bit(BNX2X_ACCEPT_UNICAST, &accept); - - if (msg->rx_mask & - VFPF_RX_MASK_ACCEPT_MATCHED_MULTICAST) - __set_bit(BNX2X_ACCEPT_MULTICAST, &accept); - - if (msg->rx_mask & VFPF_RX_MASK_ACCEPT_ALL_UNICAST) - __set_bit(BNX2X_ACCEPT_ALL_UNICAST, &accept); + } - if (msg->rx_mask & VFPF_RX_MASK_ACCEPT_ALL_MULTICAST) - __set_bit(BNX2X_ACCEPT_ALL_MULTICAST, &accept); + if (msg->flags & VFPF_SET_Q_FILTERS_RX_MASK_CHANGED) { + unsigned long accept = 0; + struct pf_vf_bulletin_content *bulletin = + BP_VF_BULLETIN(bp, vf->index); - if (msg->rx_mask & VFPF_RX_MASK_ACCEPT_BROADCAST) - __set_bit(BNX2X_ACCEPT_BROADCAST, &accept); + /* Ignore VF requested mode; instead set a regular mode */ + if (msg->rx_mask != VFPF_RX_MASK_ACCEPT_NONE) { + __set_bit(BNX2X_ACCEPT_UNICAST, &accept); + __set_bit(BNX2X_ACCEPT_MULTICAST, &accept); + __set_bit(BNX2X_ACCEPT_BROADCAST, &accept); + } - /* A packet arriving the vf's mac should be accepted - * with any vlan - */ + /* A packet arriving the vf's mac should be accepted + * with any vlan, unless a vlan has already been + * configured. + */ + if (!(bulletin->valid_bitmap & (1 << VLAN_VALID))) __set_bit(BNX2X_ACCEPT_ANY_VLAN, &accept); - /* set rx-mode */ - rc = bnx2x_vfop_rxmode_cmd(bp, vf, &cmd, - msg->vf_qid, accept); - if (rc) { - vfop->rc = rc; - goto op_err; - } - return; - } - /* fall through */ - - case BNX2X_VFOP_MBX_Q_FILTERS_MCAST: - /* next state */ - vfop->state = BNX2X_VFOP_MBX_Q_FILTERS_DONE; - - if (msg->flags & VFPF_SET_Q_FILTERS_MULTICAST_CHANGED) { - /* set mcasts */ - rc = bnx2x_vfop_mcast_cmd(bp, vf, &cmd, msg->multicast, - msg->n_multicast, false); - if (rc) { - vfop->rc = rc; - goto op_err; - } - return; - } - /* fall through */ -op_done: - case BNX2X_VFOP_MBX_Q_FILTERS_DONE: - bnx2x_vfop_end(bp, vf, vfop); - return; -op_err: - BNX2X_ERR("QFILTERS[%d:%d] error: rc %d\n", - vf->abs_vfid, msg->vf_qid, vfop->rc); - goto op_done; - - default: - bnx2x_vfop_default(state); + /* set rx-mode */ + rc = bnx2x_vf_rxmode(bp, vf, msg->vf_qid, accept); + if (rc) + goto op_err; } -} -static int bnx2x_vfop_mbx_qfilters_cmd(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vfop_cmd *cmd) -{ - struct bnx2x_vfop *vfop = bnx2x_vfop_add(bp, vf); - if (vfop) { - bnx2x_vfop_opset(BNX2X_VFOP_MBX_Q_FILTERS_MACS, - bnx2x_vfop_mbx_qfilters, cmd->done); - return bnx2x_vfop_transition(bp, vf, bnx2x_vfop_mbx_qfilters, - cmd->block); + if (msg->flags & VFPF_SET_Q_FILTERS_MULTICAST_CHANGED) { + /* set mcasts */ + rc = bnx2x_vf_mcast(bp, vf, msg->multicast, + msg->n_multicast, false); + if (rc) + goto op_err; } - return -ENOMEM; +op_err: + if (rc) + BNX2X_ERR("QFILTERS[%d:%d] error: rc %d\n", + vf->abs_vfid, msg->vf_qid, rc); + return rc; } -static void bnx2x_vf_mbx_set_q_filters(struct bnx2x *bp, - struct bnx2x_virtf *vf, - struct bnx2x_vf_mbx *mbx) +static int bnx2x_filters_validate_mac(struct bnx2x *bp, + struct bnx2x_virtf *vf, + struct vfpf_set_q_filters_tlv *filters) { - struct vfpf_set_q_filters_tlv *filters = &mbx->msg->req.set_q_filters; struct pf_vf_bulletin_content *bulletin = BP_VF_BULLETIN(bp, vf->index); - struct bnx2x_vfop_cmd cmd = { - .done = bnx2x_vf_mbx_resp, - .block = false, - }; + int rc = 0; /* if a mac was already set for this VF via the set vf mac ndo, we only * accept mac configurations of that mac. Why accept them at all? @@ -1461,23 +1609,71 @@ static void bnx2x_vf_mbx_set_q_filters(struct bnx2x *bp, if (filters->n_mac_vlan_filters > 1) { BNX2X_ERR("VF[%d] requested the addition of multiple macs after set_vf_mac ndo was called\n", vf->abs_vfid); - vf->op_rc = -EPERM; + rc = -EPERM; goto response; } /* ...and only the mac set by the ndo */ if (filters->n_mac_vlan_filters == 1 && - memcmp(filters->filters->mac, bulletin->mac, ETH_ALEN)) { + !ether_addr_equal(filters->filters->mac, bulletin->mac)) { BNX2X_ERR("VF[%d] requested the addition of a mac address not matching the one configured by set_vf_mac ndo\n", vf->abs_vfid); - vf->op_rc = -EPERM; + rc = -EPERM; goto response; } } +response: + return rc; +} + +static int bnx2x_filters_validate_vlan(struct bnx2x *bp, + struct bnx2x_virtf *vf, + struct vfpf_set_q_filters_tlv *filters) +{ + struct pf_vf_bulletin_content *bulletin = BP_VF_BULLETIN(bp, vf->index); + int rc = 0; + + /* if vlan was set by hypervisor we don't allow guest to config vlan */ + if (bulletin->valid_bitmap & 1 << VLAN_VALID) { + int i; + + /* search for vlan filters */ + for (i = 0; i < filters->n_mac_vlan_filters; i++) { + if (filters->filters[i].flags & + VFPF_Q_FILTER_VLAN_TAG_VALID) { + BNX2X_ERR("VF[%d] attempted to configure vlan but one was already set by Hypervisor. Aborting request\n", + vf->abs_vfid); + rc = -EPERM; + goto response; + } + } + } + /* verify vf_qid */ - if (filters->vf_qid > vf_rxq_count(vf)) + if (filters->vf_qid > vf_rxq_count(vf)) { + rc = -EPERM; + goto response; + } + +response: + return rc; +} + +static void bnx2x_vf_mbx_set_q_filters(struct bnx2x *bp, + struct bnx2x_virtf *vf, + struct bnx2x_vf_mbx *mbx) +{ + struct vfpf_set_q_filters_tlv *filters = &mbx->msg->req.set_q_filters; + int rc; + + rc = bnx2x_filters_validate_mac(bp, vf, filters); + if (rc) + goto response; + + rc = bnx2x_filters_validate_vlan(bp, vf, filters); + if (rc) goto response; DP(BNX2X_MSG_IOV, "VF[%d] Q_FILTERS: queue[%d]\n", @@ -1487,60 +1683,169 @@ static void bnx2x_vf_mbx_set_q_filters(struct bnx2x *bp, /* print q_filter message */ bnx2x_vf_mbx_dp_q_filters(bp, BNX2X_MSG_IOV, filters); - vf->op_rc = bnx2x_vfop_mbx_qfilters_cmd(bp, vf, &cmd); - if (vf->op_rc) - goto response; - return; - + rc = bnx2x_vf_mbx_qfilters(bp, vf); response: - bnx2x_vf_mbx_resp(bp, vf); + bnx2x_vf_mbx_resp(bp, vf, rc); } static void bnx2x_vf_mbx_teardown_q(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_vf_mbx *mbx) { int qid = mbx->msg->req.q_op.vf_qid; - struct bnx2x_vfop_cmd cmd = { - .done = bnx2x_vf_mbx_resp, - .block = false, - }; + int rc; DP(BNX2X_MSG_IOV, "VF[%d] Q_TEARDOWN: vf_qid=%d\n", vf->abs_vfid, qid); - vf->op_rc = bnx2x_vfop_qdown_cmd(bp, vf, &cmd, qid); - if (vf->op_rc) - bnx2x_vf_mbx_resp(bp, vf); + rc = bnx2x_vf_queue_teardown(bp, vf, qid); + bnx2x_vf_mbx_resp(bp, vf, rc); } static void bnx2x_vf_mbx_close_vf(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_vf_mbx *mbx) { - struct bnx2x_vfop_cmd cmd = { - .done = bnx2x_vf_mbx_resp, - .block = false, - }; + int rc; DP(BNX2X_MSG_IOV, "VF[%d] VF_CLOSE\n", vf->abs_vfid); - vf->op_rc = bnx2x_vfop_close_cmd(bp, vf, &cmd); - if (vf->op_rc) - bnx2x_vf_mbx_resp(bp, vf); + rc = bnx2x_vf_close(bp, vf); + bnx2x_vf_mbx_resp(bp, vf, rc); } static void bnx2x_vf_mbx_release_vf(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_vf_mbx *mbx) { - struct bnx2x_vfop_cmd cmd = { - .done = bnx2x_vf_mbx_resp, - .block = false, - }; + int rc; DP(BNX2X_MSG_IOV, "VF[%d] VF_RELEASE\n", vf->abs_vfid); - vf->op_rc = bnx2x_vfop_release_cmd(bp, vf, &cmd); - if (vf->op_rc) - bnx2x_vf_mbx_resp(bp, vf); + rc = bnx2x_vf_free(bp, vf); + bnx2x_vf_mbx_resp(bp, vf, rc); +} + +static void bnx2x_vf_mbx_update_rss(struct bnx2x *bp, struct bnx2x_virtf *vf, + struct bnx2x_vf_mbx *mbx) +{ + struct bnx2x_config_rss_params rss; + struct vfpf_rss_tlv *rss_tlv = &mbx->msg->req.update_rss; + int rc = 0; + + if (rss_tlv->ind_table_size != T_ETH_INDIRECTION_TABLE_SIZE || + rss_tlv->rss_key_size != T_ETH_RSS_KEY) { + BNX2X_ERR("failing rss configuration of vf %d due to size mismatch\n", + vf->index); + rc = -EINVAL; + goto mbx_resp; + } + + memset(&rss, 0, sizeof(struct bnx2x_config_rss_params)); + + /* set vfop params according to rss tlv */ + memcpy(rss.ind_table, rss_tlv->ind_table, + T_ETH_INDIRECTION_TABLE_SIZE); + memcpy(rss.rss_key, rss_tlv->rss_key, sizeof(rss_tlv->rss_key)); + rss.rss_obj = &vf->rss_conf_obj; + rss.rss_result_mask = rss_tlv->rss_result_mask; + + /* flags handled individually for backward/forward compatability */ + rss.rss_flags = 0; + rss.ramrod_flags = 0; + + if (rss_tlv->rss_flags & VFPF_RSS_MODE_DISABLED) + __set_bit(BNX2X_RSS_MODE_DISABLED, &rss.rss_flags); + if (rss_tlv->rss_flags & VFPF_RSS_MODE_REGULAR) + __set_bit(BNX2X_RSS_MODE_REGULAR, &rss.rss_flags); + if (rss_tlv->rss_flags & VFPF_RSS_SET_SRCH) + __set_bit(BNX2X_RSS_SET_SRCH, &rss.rss_flags); + if (rss_tlv->rss_flags & VFPF_RSS_IPV4) + __set_bit(BNX2X_RSS_IPV4, &rss.rss_flags); + if (rss_tlv->rss_flags & VFPF_RSS_IPV4_TCP) + __set_bit(BNX2X_RSS_IPV4_TCP, &rss.rss_flags); + if (rss_tlv->rss_flags & VFPF_RSS_IPV4_UDP) + __set_bit(BNX2X_RSS_IPV4_UDP, &rss.rss_flags); + if (rss_tlv->rss_flags & VFPF_RSS_IPV6) + __set_bit(BNX2X_RSS_IPV6, &rss.rss_flags); + if (rss_tlv->rss_flags & VFPF_RSS_IPV6_TCP) + __set_bit(BNX2X_RSS_IPV6_TCP, &rss.rss_flags); + if (rss_tlv->rss_flags & VFPF_RSS_IPV6_UDP) + __set_bit(BNX2X_RSS_IPV6_UDP, &rss.rss_flags); + + if ((!(rss_tlv->rss_flags & VFPF_RSS_IPV4_TCP) && + rss_tlv->rss_flags & VFPF_RSS_IPV4_UDP) || + (!(rss_tlv->rss_flags & VFPF_RSS_IPV6_TCP) && + rss_tlv->rss_flags & VFPF_RSS_IPV6_UDP)) { + BNX2X_ERR("about to hit a FW assert. aborting...\n"); + rc = -EINVAL; + goto mbx_resp; + } + + rc = bnx2x_vf_rss_update(bp, vf, &rss); +mbx_resp: + bnx2x_vf_mbx_resp(bp, vf, rc); +} + +static int bnx2x_validate_tpa_params(struct bnx2x *bp, + struct vfpf_tpa_tlv *tpa_tlv) +{ + int rc = 0; + + if (tpa_tlv->tpa_client_info.max_sges_for_packet > + U_ETH_MAX_SGES_FOR_PACKET) { + rc = -EINVAL; + BNX2X_ERR("TPA update: max_sges received %d, max is %d\n", + tpa_tlv->tpa_client_info.max_sges_for_packet, + U_ETH_MAX_SGES_FOR_PACKET); + } + + if (tpa_tlv->tpa_client_info.max_tpa_queues > MAX_AGG_QS(bp)) { + rc = -EINVAL; + BNX2X_ERR("TPA update: max_tpa_queues received %d, max is %d\n", + tpa_tlv->tpa_client_info.max_tpa_queues, + MAX_AGG_QS(bp)); + } + + return rc; +} + +static void bnx2x_vf_mbx_update_tpa(struct bnx2x *bp, struct bnx2x_virtf *vf, + struct bnx2x_vf_mbx *mbx) +{ + struct bnx2x_queue_update_tpa_params vf_op_params; + struct vfpf_tpa_tlv *tpa_tlv = &mbx->msg->req.update_tpa; + int rc = 0; + + memset(&vf_op_params, 0, sizeof(vf_op_params)); + + if (bnx2x_validate_tpa_params(bp, tpa_tlv)) + goto mbx_resp; + + vf_op_params.complete_on_both_clients = + tpa_tlv->tpa_client_info.complete_on_both_clients; + vf_op_params.dont_verify_thr = + tpa_tlv->tpa_client_info.dont_verify_thr; + vf_op_params.max_agg_sz = + tpa_tlv->tpa_client_info.max_agg_size; + vf_op_params.max_sges_pkt = + tpa_tlv->tpa_client_info.max_sges_for_packet; + vf_op_params.max_tpa_queues = + tpa_tlv->tpa_client_info.max_tpa_queues; + vf_op_params.sge_buff_sz = + tpa_tlv->tpa_client_info.sge_buff_size; + vf_op_params.sge_pause_thr_high = + tpa_tlv->tpa_client_info.sge_pause_thr_high; + vf_op_params.sge_pause_thr_low = + tpa_tlv->tpa_client_info.sge_pause_thr_low; + vf_op_params.tpa_mode = + tpa_tlv->tpa_client_info.tpa_mode; + vf_op_params.update_ipv4 = + tpa_tlv->tpa_client_info.update_ipv4; + vf_op_params.update_ipv6 = + tpa_tlv->tpa_client_info.update_ipv6; + + rc = bnx2x_vf_tpa_update(bp, vf, tpa_tlv, &vf_op_params); + +mbx_resp: + bnx2x_vf_mbx_resp(bp, vf, rc); } /* dispatch request */ @@ -1560,25 +1865,31 @@ static void bnx2x_vf_mbx_request(struct bnx2x *bp, struct bnx2x_virtf *vf, switch (mbx->first_tlv.tl.type) { case CHANNEL_TLV_ACQUIRE: bnx2x_vf_mbx_acquire(bp, vf, mbx); - break; + return; case CHANNEL_TLV_INIT: bnx2x_vf_mbx_init_vf(bp, vf, mbx); - break; + return; case CHANNEL_TLV_SETUP_Q: bnx2x_vf_mbx_setup_q(bp, vf, mbx); - break; + return; case CHANNEL_TLV_SET_Q_FILTERS: bnx2x_vf_mbx_set_q_filters(bp, vf, mbx); - break; + return; case CHANNEL_TLV_TEARDOWN_Q: bnx2x_vf_mbx_teardown_q(bp, vf, mbx); - break; + return; case CHANNEL_TLV_CLOSE: bnx2x_vf_mbx_close_vf(bp, vf, mbx); - break; + return; case CHANNEL_TLV_RELEASE: bnx2x_vf_mbx_release_vf(bp, vf, mbx); - break; + return; + case CHANNEL_TLV_UPDATE_RSS: + bnx2x_vf_mbx_update_rss(bp, vf, mbx); + return; + case CHANNEL_TLV_UPDATE_TPA: + bnx2x_vf_mbx_update_tpa(bp, vf, mbx); + return; } } else { @@ -1588,38 +1899,34 @@ static void bnx2x_vf_mbx_request(struct bnx2x *bp, struct bnx2x_virtf *vf, * support them. Or this may be because someone wrote a crappy * VF driver and is sending garbage over the channel. */ - BNX2X_ERR("unknown TLV. type %d length %d. first 20 bytes of mailbox buffer:\n", - mbx->first_tlv.tl.type, mbx->first_tlv.tl.length); + BNX2X_ERR("unknown TLV. type %d length %d vf->state was %d. first 20 bytes of mailbox buffer:\n", + mbx->first_tlv.tl.type, mbx->first_tlv.tl.length, + vf->state); for (i = 0; i < 20; i++) DP_CONT(BNX2X_MSG_IOV, "%x ", mbx->msg->req.tlv_buf_size.tlv_buffer[i]); + } - /* test whether we can respond to the VF (do we have an address - * for it?) + /* can we respond to VF (do we have an address for it?) */ + if (vf->state == VF_ACQUIRED || vf->state == VF_ENABLED) { + /* notify the VF that we do not support this request */ + bnx2x_vf_mbx_resp(bp, vf, PFVF_STATUS_NOT_SUPPORTED); + } else { + /* can't send a response since this VF is unknown to us + * just ack the FW to release the mailbox and unlock + * the channel. */ - if (vf->state == VF_ACQUIRED) { - /* mbx_resp uses the op_rc of the VF */ - vf->op_rc = PFVF_STATUS_NOT_SUPPORTED; - - /* notify the VF that we do not support this request */ - bnx2x_vf_mbx_resp(bp, vf); - } else { - /* can't send a response since this VF is unknown to us - * just unlock the channel and be done with. - */ - bnx2x_unlock_vf_pf_channel(bp, vf, - mbx->first_tlv.tl.type); - } + storm_memset_vf_mbx_ack(bp, vf->abs_vfid); + /* Firmware ack should be written before unlocking channel */ + mmiowb(); + bnx2x_unlock_vf_pf_channel(bp, vf, mbx->first_tlv.tl.type); } } -/* handle new vf-pf message */ -void bnx2x_vf_mbx(struct bnx2x *bp, struct vf_pf_event_data *vfpf_event) +void bnx2x_vf_mbx_schedule(struct bnx2x *bp, + struct vf_pf_event_data *vfpf_event) { - struct bnx2x_virtf *vf; - struct bnx2x_vf_mbx *mbx; u8 vf_idx; - int rc; DP(BNX2X_MSG_IOV, "vf pf event received: vfid %d, address_hi %x, address lo %x", @@ -1631,47 +1938,73 @@ void bnx2x_vf_mbx(struct bnx2x *bp, struct vf_pf_event_data *vfpf_event) BNX2X_NR_VIRTFN(bp)) { BNX2X_ERR("Illegal vf_id %d max allowed: %d\n", vfpf_event->vf_id, BNX2X_NR_VIRTFN(bp)); - goto mbx_done; + return; } + vf_idx = bnx2x_vf_idx_by_abs_fid(bp, vfpf_event->vf_id); - mbx = BP_VF_MBX(bp, vf_idx); - /* verify an event is not currently being processed - - * debug failsafe only - */ - if (mbx->flags & VF_MSG_INPROCESS) { - BNX2X_ERR("Previous message is still being processed, vf_id %d\n", - vfpf_event->vf_id); - goto mbx_done; - } - vf = BP_VF(bp, vf_idx); + /* Update VFDB with current message and schedule its handling */ + mutex_lock(&BP_VFDB(bp)->event_mutex); + BP_VF_MBX(bp, vf_idx)->vf_addr_hi = vfpf_event->msg_addr_hi; + BP_VF_MBX(bp, vf_idx)->vf_addr_lo = vfpf_event->msg_addr_lo; + BP_VFDB(bp)->event_occur |= (1ULL << vf_idx); + mutex_unlock(&BP_VFDB(bp)->event_mutex); - /* save the VF message address */ - mbx->vf_addr_hi = vfpf_event->msg_addr_hi; - mbx->vf_addr_lo = vfpf_event->msg_addr_lo; - DP(BNX2X_MSG_IOV, "mailbox vf address hi 0x%x, lo 0x%x, offset 0x%x\n", - mbx->vf_addr_hi, mbx->vf_addr_lo, mbx->first_tlv.resp_msg_offset); + bnx2x_schedule_iov_task(bp, BNX2X_IOV_HANDLE_VF_MSG); +} - /* dmae to get the VF request */ - rc = bnx2x_copy32_vf_dmae(bp, true, mbx->msg_mapping, vf->abs_vfid, - mbx->vf_addr_hi, mbx->vf_addr_lo, - sizeof(union vfpf_tlvs)/4); - if (rc) { - BNX2X_ERR("Failed to copy request VF %d\n", vf->abs_vfid); - goto mbx_error; - } +/* handle new vf-pf messages */ +void bnx2x_vf_mbx(struct bnx2x *bp) +{ + struct bnx2x_vfdb *vfdb = BP_VFDB(bp); + u64 events; + u8 vf_idx; + int rc; - /* process the VF message header */ - mbx->first_tlv = mbx->msg->req.first_tlv; + if (!vfdb) + return; - /* dispatch the request (will prepare the response) */ - bnx2x_vf_mbx_request(bp, vf, mbx); - goto mbx_done; + mutex_lock(&vfdb->event_mutex); + events = vfdb->event_occur; + vfdb->event_occur = 0; + mutex_unlock(&vfdb->event_mutex); -mbx_error: - bnx2x_vf_release(bp, vf, false); /* non blocking */ -mbx_done: - return; + for_each_vf(bp, vf_idx) { + struct bnx2x_vf_mbx *mbx = BP_VF_MBX(bp, vf_idx); + struct bnx2x_virtf *vf = BP_VF(bp, vf_idx); + + /* Handle VFs which have pending events */ + if (!(events & (1ULL << vf_idx))) + continue; + + DP(BNX2X_MSG_IOV, + "Handling vf pf event vfid %d, address: [%x:%x], resp_offset 0x%x\n", + vf_idx, mbx->vf_addr_hi, mbx->vf_addr_lo, + mbx->first_tlv.resp_msg_offset); + + /* dmae to get the VF request */ + rc = bnx2x_copy32_vf_dmae(bp, true, mbx->msg_mapping, + vf->abs_vfid, mbx->vf_addr_hi, + mbx->vf_addr_lo, + sizeof(union vfpf_tlvs)/4); + if (rc) { + BNX2X_ERR("Failed to copy request VF %d\n", + vf->abs_vfid); + bnx2x_vf_release(bp, vf); + return; + } + + /* process the VF message header */ + mbx->first_tlv = mbx->msg->req.first_tlv; + + /* Clean response buffer to refrain from falsely + * seeing chains. + */ + memset(&mbx->msg->resp, 0, sizeof(union pfvf_tlvs)); + + /* dispatch the request (will prepare the response) */ + bnx2x_vf_mbx_request(bp, vf, mbx); + } } /* propagate local bulletin board to vf */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.h index 41708faab57..e21e706762c 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.h @@ -12,8 +12,8 @@ * license other than the GPL, without Broadcom's express prior written * consent. * - * Maintained by: Eilon Greenstein <eilong@broadcom.com> - * Written by: Ariel Elior <ariele@broadcom.com> + * Maintained by: Ariel Elior <ariel.elior@qlogic.com> + * Written by: Ariel Elior <ariel.elior@qlogic.com> */ #ifndef VF_PF_IF_H #define VF_PF_IF_H @@ -51,6 +51,7 @@ struct hw_sb_info { #define VFPF_QUEUE_FLG_COS 0x0080 #define VFPF_QUEUE_FLG_HC 0x0100 #define VFPF_QUEUE_FLG_DHC 0x0200 +#define VFPF_QUEUE_FLG_LEADING_RSS 0x0400 #define VFPF_QUEUE_DROP_IP_CS_ERR (1 << 0) #define VFPF_QUEUE_DROP_TCP_CS_ERR (1 << 1) @@ -131,6 +132,27 @@ struct vfpf_q_op_tlv { u8 padding[3]; }; +/* receive side scaling tlv */ +struct vfpf_rss_tlv { + struct vfpf_first_tlv first_tlv; + u32 rss_flags; +#define VFPF_RSS_MODE_DISABLED (1 << 0) +#define VFPF_RSS_MODE_REGULAR (1 << 1) +#define VFPF_RSS_SET_SRCH (1 << 2) +#define VFPF_RSS_IPV4 (1 << 3) +#define VFPF_RSS_IPV4_TCP (1 << 4) +#define VFPF_RSS_IPV4_UDP (1 << 5) +#define VFPF_RSS_IPV6 (1 << 6) +#define VFPF_RSS_IPV6_TCP (1 << 7) +#define VFPF_RSS_IPV6_UDP (1 << 8) + u8 rss_result_mask; + u8 ind_table_size; + u8 rss_key_size; + u8 padding; + u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE]; + u32 rss_key[T_ETH_RSS_KEY]; /* hash values */ +}; + /* acquire response tlv - carries the allocated resources */ struct pfvf_acquire_resp_tlv { struct pfvf_tlv hdr; @@ -140,6 +162,7 @@ struct pfvf_acquire_resp_tlv { #define PFVF_CAP_RSS 0x00000001 #define PFVF_CAP_DHC 0x00000002 #define PFVF_CAP_TPA 0x00000004 +#define PFVF_CAP_TPA_UPDATE 0x00000008 char fw_ver[32]; u16 db_size; u8 indices_per_sb; @@ -166,12 +189,26 @@ struct pfvf_acquire_resp_tlv { } resc; }; +struct vfpf_port_phys_id_resp_tlv { + struct channel_tlv tl; + u8 id[ETH_ALEN]; + u8 padding[2]; +}; + +#define VFPF_INIT_FLG_STATS_COALESCE (1 << 0) /* when set the VFs queues + * stats will be coalesced on + * the leading RSS queue + */ + /* Init VF */ struct vfpf_init_tlv { struct vfpf_first_tlv first_tlv; aligned_u64 sb_addr[PFVF_MAX_SBS_PER_VF]; /* vf_sb based */ aligned_u64 spq_addr; aligned_u64 stats_addr; + u16 stats_stride; + u32 flags; + u32 padding[2]; }; /* Setup Queue */ @@ -267,6 +304,25 @@ struct vfpf_set_q_filters_tlv { u32 rx_mask; /* see mask constants at the top of the file */ }; +struct vfpf_tpa_tlv { + struct vfpf_first_tlv first_tlv; + + struct vf_pf_tpa_client_info { + aligned_u64 sge_addr[PFVF_MAX_QUEUES_PER_VF]; + u8 update_ipv4; + u8 update_ipv6; + u8 max_tpa_queues; + u8 max_sges_for_packet; + u8 complete_on_both_clients; + u8 dont_verify_thr; + u8 tpa_mode; + u16 sge_buff_size; + u16 max_agg_size; + u16 sge_pause_thr_low; + u16 sge_pause_thr_high; + } tpa_client_info; +}; + /* close VF (disable VF) */ struct vfpf_close_tlv { struct vfpf_first_tlv first_tlv; @@ -293,13 +349,15 @@ union vfpf_tlvs { struct vfpf_q_op_tlv q_op; struct vfpf_setup_q_tlv setup_q; struct vfpf_set_q_filters_tlv set_q_filters; - struct vfpf_release_tlv release; - struct channel_list_end_tlv list_end; + struct vfpf_release_tlv release; + struct vfpf_rss_tlv update_rss; + struct vfpf_tpa_tlv update_tpa; + struct channel_list_end_tlv list_end; struct tlv_buffer_size tlv_buf_size; }; union pfvf_tlvs { - struct pfvf_general_resp_tlv general_resp; + struct pfvf_general_resp_tlv general_resp; struct pfvf_acquire_resp_tlv acquire_resp; struct channel_list_end_tlv list_end; struct tlv_buffer_size tlv_buf_size; @@ -331,7 +389,10 @@ struct pf_vf_bulletin_content { #define VLAN_VALID 1 /* when set, the vf should not access * the vfpf channel */ - +#define CHANNEL_DOWN 2 /* vfpf channel is disabled. VFs are not + * to attempt to send messages on the + * channel after this bit is set + */ u8 mac[ETH_ALEN]; u8 mac_padding[2]; @@ -352,14 +413,20 @@ enum channel_tlvs { CHANNEL_TLV_INIT, CHANNEL_TLV_SETUP_Q, CHANNEL_TLV_SET_Q_FILTERS, + CHANNEL_TLV_ACTIVATE_Q, + CHANNEL_TLV_DEACTIVATE_Q, CHANNEL_TLV_TEARDOWN_Q, CHANNEL_TLV_CLOSE, CHANNEL_TLV_RELEASE, + CHANNEL_TLV_UPDATE_RSS_DEPRECATED, CHANNEL_TLV_PF_RELEASE_VF, CHANNEL_TLV_LIST_END, CHANNEL_TLV_FLR, CHANNEL_TLV_PF_SET_MAC, CHANNEL_TLV_PF_SET_VLAN, + CHANNEL_TLV_UPDATE_RSS, + CHANNEL_TLV_PHYS_PORT_ID, + CHANNEL_TLV_UPDATE_TPA, CHANNEL_TLV_MAX }; |