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path: root/drivers/net/ethernet/emulex/benet/be.h
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Diffstat (limited to 'drivers/net/ethernet/emulex/benet/be.h')
-rw-r--r--drivers/net/ethernet/emulex/benet/be.h310
1 files changed, 258 insertions, 52 deletions
diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h
index c827b1b6b1c..c2f5d2d3b93 100644
--- a/drivers/net/ethernet/emulex/benet/be.h
+++ b/drivers/net/ethernet/emulex/benet/be.h
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2005 - 2013 Emulex
+ * Copyright (C) 2005 - 2014 Emulex
* All rights reserved.
*
* This program is free software; you can redistribute it and/or
@@ -34,7 +34,7 @@
#include "be_hw.h"
#include "be_roce.h"
-#define DRV_VER "4.6.62.0u"
+#define DRV_VER "10.2u"
#define DRV_NAME "be2net"
#define BE_NAME "Emulex BladeEngine2"
#define BE3_NAME "Emulex BladeEngine3"
@@ -42,7 +42,7 @@
#define OC_NAME_BE OC_NAME "(be3)"
#define OC_NAME_LANCER OC_NAME "(Lancer)"
#define OC_NAME_SH OC_NAME "(Skyhawk)"
-#define DRV_DESC "Emulex OneConnect 10Gbps NIC Driver"
+#define DRV_DESC "Emulex OneConnect NIC Driver"
#define BE_VENDOR_ID 0x19a2
#define EMULEX_VENDOR_ID 0x10df
@@ -88,7 +88,7 @@ static inline char *nic_name(struct pci_dev *pdev)
#define BE_MIN_MTU 256
#define BE_NUM_VLANS_SUPPORTED 64
-#define BE_MAX_EQD 96u
+#define BE_MAX_EQD 128u
#define BE_MAX_TX_FRAG_COUNT 30
#define EVNT_Q_LEN 1024
@@ -99,14 +99,19 @@ static inline char *nic_name(struct pci_dev *pdev)
#define MCC_Q_LEN 128 /* total size not to exceed 8 pages */
#define MCC_CQ_LEN 256
-#define BE3_MAX_RSS_QS 8
#define BE2_MAX_RSS_QS 4
-#define MAX_RSS_QS BE3_MAX_RSS_QS
-#define MAX_RX_QS (MAX_RSS_QS + 1) /* RSS qs + 1 def Rx */
+#define BE3_MAX_RSS_QS 16
+#define BE3_MAX_TX_QS 16
+#define BE3_MAX_EVT_QS 16
+#define BE3_SRIOV_MAX_EVT_QS 8
+
+#define MAX_RX_QS 32
+#define MAX_EVT_QS 32
+#define MAX_TX_QS 32
-#define MAX_TX_QS 8
#define MAX_ROCE_EQS 5
-#define MAX_MSIX_VECTORS (MAX_RSS_QS + MAX_ROCE_EQS) /* RSS qs + RoCE */
+#define MAX_MSIX_VECTORS 32
+#define MIN_MSIX_VECTORS 1
#define BE_TX_BUDGET 256
#define BE_NAPI_WEIGHT 64
#define MAX_RX_POST BE_NAPI_WEIGHT /* Frags posted at a time */
@@ -115,6 +120,9 @@ static inline char *nic_name(struct pci_dev *pdev)
#define MAX_VFS 30 /* Max VFs supported by BE3 FW */
#define FW_VER_LEN 32
+#define RSS_INDIR_TABLE_LEN 128
+#define RSS_HASH_KEY_LEN 40
+
struct be_dma_mem {
void *va;
dma_addr_t dma;
@@ -189,12 +197,42 @@ struct be_eq_obj {
u32 cur_eqd; /* in usecs */
u8 idx; /* array index */
+ u8 msix_idx;
u16 tx_budget;
u16 spurious_intr;
struct napi_struct napi;
struct be_adapter *adapter;
+
+#ifdef CONFIG_NET_RX_BUSY_POLL
+#define BE_EQ_IDLE 0
+#define BE_EQ_NAPI 1 /* napi owns this EQ */
+#define BE_EQ_POLL 2 /* poll owns this EQ */
+#define BE_EQ_LOCKED (BE_EQ_NAPI | BE_EQ_POLL)
+#define BE_EQ_NAPI_YIELD 4 /* napi yielded this EQ */
+#define BE_EQ_POLL_YIELD 8 /* poll yielded this EQ */
+#define BE_EQ_YIELD (BE_EQ_NAPI_YIELD | BE_EQ_POLL_YIELD)
+#define BE_EQ_USER_PEND (BE_EQ_POLL | BE_EQ_POLL_YIELD)
+ unsigned int state;
+ spinlock_t lock; /* lock to serialize napi and busy-poll */
+#endif /* CONFIG_NET_RX_BUSY_POLL */
} ____cacheline_aligned_in_smp;
+struct be_aic_obj { /* Adaptive interrupt coalescing (AIC) info */
+ bool enable;
+ u32 min_eqd; /* in usecs */
+ u32 max_eqd; /* in usecs */
+ u32 prev_eqd; /* in usecs */
+ u32 et_eqd; /* configured val when aic is off */
+ ulong jiffies;
+ u64 rx_pkts_prev; /* Used to calculate RX pps */
+ u64 tx_reqs_prev; /* Used to calculate TX pps */
+};
+
+enum {
+ NAPI_POLLING,
+ BUSY_POLLING
+};
+
struct be_mcc_obj {
struct be_queue_info q;
struct be_queue_info cq;
@@ -209,6 +247,7 @@ struct be_tx_stats {
u64 tx_compl;
ulong tx_jiffies;
u32 tx_stops;
+ u32 tx_drv_drops; /* pkts dropped by driver */
struct u64_stats_sync sync;
struct u64_stats_sync sync_compl;
};
@@ -225,23 +264,21 @@ struct be_tx_obj {
/* Struct to remember the pages posted for rx frags */
struct be_rx_page_info {
struct page *page;
+ /* set to page-addr for last frag of the page & frag-addr otherwise */
DEFINE_DMA_UNMAP_ADDR(bus);
u16 page_offset;
- bool last_page_user;
+ bool last_frag; /* last frag of the page */
};
struct be_rx_stats {
u64 rx_bytes;
u64 rx_pkts;
- u64 rx_pkts_prev;
- ulong rx_jiffies;
u32 rx_drops_no_skbs; /* skb allocation errors */
u32 rx_drops_no_frags; /* HW has no fetched frags */
u32 rx_post_fail; /* page post alloc failures */
u32 rx_compl;
u32 rx_mcast_pkts;
u32 rx_compl_err; /* completions with err set */
- u32 rx_pps; /* pkts per second */
struct u64_stats_sync sync;
};
@@ -249,7 +286,6 @@ struct be_rx_compl_info {
u32 rss_hash;
u16 vlan_tag;
u16 pkt_size;
- u16 rxq_idx;
u16 port;
u8 vlanf;
u8 num_rcvd;
@@ -260,9 +296,10 @@ struct be_rx_compl_info {
u8 ip_csum;
u8 l4_csum;
u8 ipv6;
- u8 vtm;
+ u8 qnq;
u8 pkt_type;
u8 ip_frag;
+ u8 tunneled;
};
struct be_rx_obj {
@@ -310,15 +347,23 @@ struct be_drv_stats {
u32 rx_input_fifo_overflow_drop;
u32 pmem_fifo_overflow_drop;
u32 jabber_events;
+ u32 rx_roce_bytes_lsd;
+ u32 rx_roce_bytes_msd;
+ u32 rx_roce_frames;
+ u32 roce_drops_payload_len;
+ u32 roce_drops_crc;
};
+/* A vlan-id of 0xFFFF must be used to clear transparent vlan-tagging */
+#define BE_RESET_VLAN_TAG_ID 0xFFFF
+
struct be_vf_cfg {
unsigned char mac_addr[ETH_ALEN];
int if_handle;
int pmac_id;
- u16 def_vid;
u16 vlan_tag;
u32 tx_rate;
+ u32 plink_tracking;
};
enum vf_state {
@@ -328,11 +373,15 @@ enum vf_state {
#define BE_FLAGS_LINK_STATUS_INIT 1
#define BE_FLAGS_WORKER_SCHEDULED (1 << 3)
+#define BE_FLAGS_VLAN_PROMISC (1 << 4)
+#define BE_FLAGS_MCAST_PROMISC (1 << 5)
#define BE_FLAGS_NAPI_ENABLED (1 << 9)
-#define BE_UC_PMAC_COUNT 30
-#define BE_VF_UC_PMAC_COUNT 2
#define BE_FLAGS_QNQ_ASYNC_EVT_RCVD (1 << 11)
+#define BE_FLAGS_VXLAN_OFFLOADS (1 << 12)
+#define BE_FLAGS_SETUP_DONE (1 << 13)
+#define BE_UC_PMAC_COUNT 30
+#define BE_VF_UC_PMAC_COUNT 2
/* Ethtool set_dump flags */
#define LANCER_INITIATE_FW_DUMP 0x1
@@ -352,6 +401,25 @@ struct phy_info {
u32 supported;
};
+struct be_resources {
+ u16 max_vfs; /* Total VFs "really" supported by FW/HW */
+ u16 max_mcast_mac;
+ u16 max_tx_qs;
+ u16 max_rss_qs;
+ u16 max_rx_qs;
+ u16 max_uc_mac; /* Max UC MACs programmable */
+ u16 max_vlans; /* Number of vlans supported */
+ u16 max_evt_qs;
+ u32 if_cap_flags;
+};
+
+struct rss_info {
+ u64 rss_flags;
+ u8 rsstable[RSS_INDIR_TABLE_LEN];
+ u8 rss_queue[RSS_INDIR_TABLE_LEN];
+ u8 rss_hkey[RSS_HASH_KEY_LEN];
+};
+
struct be_adapter {
struct pci_dev *pdev;
struct net_device *netdev;
@@ -369,24 +437,26 @@ struct be_adapter {
spinlock_t mcc_lock; /* For serializing mcc cmds to BE card */
spinlock_t mcc_cq_lock;
- u32 num_msix_vec;
- u32 num_evt_qs;
- struct be_eq_obj eq_obj[MAX_MSIX_VECTORS];
+ u16 cfg_num_qs; /* configured via set-channels */
+ u16 num_evt_qs;
+ u16 num_msix_vec;
+ struct be_eq_obj eq_obj[MAX_EVT_QS];
struct msix_entry msix_entries[MAX_MSIX_VECTORS];
bool isr_registered;
/* TX Rings */
- u32 num_tx_qs;
+ u16 num_tx_qs;
struct be_tx_obj tx_obj[MAX_TX_QS];
/* Rx rings */
- u32 num_rx_qs;
+ u16 num_rx_qs;
struct be_rx_obj rx_obj[MAX_RX_QS];
u32 big_page_size; /* Compounded page size shared by rx wrbs */
struct be_drv_stats drv_stats;
+ struct be_aic_obj aic_obj[MAX_EVT_QS];
u16 vlans_added;
- u8 vlan_tag[VLAN_N_VID];
+ unsigned long vids[BITS_TO_LONGS(VLAN_N_VID)];
u8 vlan_prio_bmap; /* Available Priority BitMap */
u16 recommended_prio; /* Recommended Priority */
struct be_dma_mem rx_filter; /* Cmd DMA mem for rx-filter */
@@ -412,12 +482,12 @@ struct be_adapter {
u32 port_num;
bool promiscuous;
+ u8 mc_type;
u32 function_mode;
u32 function_caps;
u32 rx_fc; /* Rx flow control */
u32 tx_fc; /* Tx flow control */
bool stats_cmd_sent;
- u32 if_type;
struct {
u32 size;
u32 total_size;
@@ -428,40 +498,34 @@ struct be_adapter {
struct list_head entry;
u32 flash_status;
- struct completion flash_compl;
+ struct completion et_cmd_compl;
- u32 num_vfs; /* Number of VFs provisioned by PF driver */
- u32 dev_num_vfs; /* Number of VFs supported by HW */
+ struct be_resources res; /* resources available for the func */
+ u16 num_vfs; /* Number of VFs provisioned by PF */
u8 virtfn;
struct be_vf_cfg *vf_cfg;
bool be3_native;
u32 sli_family;
u8 hba_port_num;
u16 pvid;
+ __be16 vxlan_port;
struct phy_info phy;
u8 wol_cap;
- bool wol;
+ bool wol_en;
u32 uc_macs; /* Count of secondary UC MAC programmed */
u16 asic_rev;
u16 qnq_vid;
u32 msg_enable;
int be_get_temp_freq;
- u16 max_mcast_mac;
- u16 max_tx_queues;
- u16 max_rss_queues;
- u16 max_rx_queues;
- u16 max_pmac_cnt;
- u16 max_vlans;
- u16 max_event_queues;
- u32 if_cap_flags;
u8 pf_number;
- u64 rss_flags;
+ struct rss_info rss_info;
};
#define be_physfn(adapter) (!adapter->virtfn)
+#define be_virtfn(adapter) (adapter->virtfn)
#define sriov_enabled(adapter) (adapter->num_vfs > 0)
-#define sriov_want(adapter) (adapter->dev_num_vfs && num_vfs && \
- be_physfn(adapter))
+#define sriov_want(adapter) (be_physfn(adapter) && \
+ (num_vfs || pci_num_vf(adapter->pdev)))
#define for_all_vfs(adapter, vf_cfg, i) \
for (i = 0, vf_cfg = &adapter->vf_cfg[i]; i < adapter->num_vfs; \
i++, vf_cfg++)
@@ -469,6 +533,32 @@ struct be_adapter {
#define ON 1
#define OFF 0
+#define be_max_vlans(adapter) (adapter->res.max_vlans)
+#define be_max_uc(adapter) (adapter->res.max_uc_mac)
+#define be_max_mc(adapter) (adapter->res.max_mcast_mac)
+#define be_max_vfs(adapter) (adapter->res.max_vfs)
+#define be_max_rss(adapter) (adapter->res.max_rss_qs)
+#define be_max_txqs(adapter) (adapter->res.max_tx_qs)
+#define be_max_prio_txqs(adapter) (adapter->res.max_prio_tx_qs)
+#define be_max_rxqs(adapter) (adapter->res.max_rx_qs)
+#define be_max_eqs(adapter) (adapter->res.max_evt_qs)
+#define be_if_cap_flags(adapter) (adapter->res.if_cap_flags)
+
+static inline u16 be_max_qs(struct be_adapter *adapter)
+{
+ /* If no RSS, need atleast the one def RXQ */
+ u16 num = max_t(u16, be_max_rss(adapter), 1);
+
+ num = min(num, be_max_eqs(adapter));
+ return min_t(u16, num, num_online_cpus());
+}
+
+/* Is BE in pvid_tagging mode */
+#define be_pvid_tagging_enabled(adapter) (adapter->pvid)
+
+/* Is BE in QNQ multi-channel mode */
+#define be_is_qnq_mode(adapter) (adapter->function_mode & QNQ_MODE)
+
#define lancer_chip(adapter) (adapter->pdev->device == OC_DEVICE_ID3 || \
adapter->pdev->device == OC_DEVICE_ID4)
@@ -514,6 +604,10 @@ extern const struct ethtool_ops be_ethtool_ops;
for (i = 0, eqo = &adapter->eq_obj[i]; i < adapter->num_evt_qs; \
i++, eqo++)
+#define for_all_rx_queues_on_eq(adapter, eqo, rxo, i) \
+ for (i = eqo->idx, rxo = &adapter->rx_obj[i]; i < adapter->num_rx_qs;\
+ i += adapter->num_evt_qs, rxo += adapter->num_evt_qs)
+
#define is_mcc_eqo(eqo) (eqo->idx == 0)
#define mcc_eqo(adapter) (&adapter->eq_obj[0])
@@ -664,25 +758,137 @@ static inline int qnq_async_evt_rcvd(struct be_adapter *adapter)
return adapter->flags & BE_FLAGS_QNQ_ASYNC_EVT_RCVD;
}
-extern void be_cq_notify(struct be_adapter *adapter, u16 qid, bool arm,
- u16 num_popped);
-extern void be_link_status_update(struct be_adapter *adapter, u8 link_status);
-extern void be_parse_stats(struct be_adapter *adapter);
-extern int be_load_fw(struct be_adapter *adapter, u8 *func);
-extern bool be_is_wol_supported(struct be_adapter *adapter);
-extern bool be_pause_supported(struct be_adapter *adapter);
-extern u32 be_get_fw_log_level(struct be_adapter *adapter);
+#ifdef CONFIG_NET_RX_BUSY_POLL
+static inline bool be_lock_napi(struct be_eq_obj *eqo)
+{
+ bool status = true;
+
+ spin_lock(&eqo->lock); /* BH is already disabled */
+ if (eqo->state & BE_EQ_LOCKED) {
+ WARN_ON(eqo->state & BE_EQ_NAPI);
+ eqo->state |= BE_EQ_NAPI_YIELD;
+ status = false;
+ } else {
+ eqo->state = BE_EQ_NAPI;
+ }
+ spin_unlock(&eqo->lock);
+ return status;
+}
+
+static inline void be_unlock_napi(struct be_eq_obj *eqo)
+{
+ spin_lock(&eqo->lock); /* BH is already disabled */
+
+ WARN_ON(eqo->state & (BE_EQ_POLL | BE_EQ_NAPI_YIELD));
+ eqo->state = BE_EQ_IDLE;
+
+ spin_unlock(&eqo->lock);
+}
+
+static inline bool be_lock_busy_poll(struct be_eq_obj *eqo)
+{
+ bool status = true;
+
+ spin_lock_bh(&eqo->lock);
+ if (eqo->state & BE_EQ_LOCKED) {
+ eqo->state |= BE_EQ_POLL_YIELD;
+ status = false;
+ } else {
+ eqo->state |= BE_EQ_POLL;
+ }
+ spin_unlock_bh(&eqo->lock);
+ return status;
+}
+
+static inline void be_unlock_busy_poll(struct be_eq_obj *eqo)
+{
+ spin_lock_bh(&eqo->lock);
+
+ WARN_ON(eqo->state & (BE_EQ_NAPI));
+ eqo->state = BE_EQ_IDLE;
+
+ spin_unlock_bh(&eqo->lock);
+}
+
+static inline void be_enable_busy_poll(struct be_eq_obj *eqo)
+{
+ spin_lock_init(&eqo->lock);
+ eqo->state = BE_EQ_IDLE;
+}
+
+static inline void be_disable_busy_poll(struct be_eq_obj *eqo)
+{
+ local_bh_disable();
+
+ /* It's enough to just acquire napi lock on the eqo to stop
+ * be_busy_poll() from processing any queueus.
+ */
+ while (!be_lock_napi(eqo))
+ mdelay(1);
+
+ local_bh_enable();
+}
+
+#else /* CONFIG_NET_RX_BUSY_POLL */
+
+static inline bool be_lock_napi(struct be_eq_obj *eqo)
+{
+ return true;
+}
+
+static inline void be_unlock_napi(struct be_eq_obj *eqo)
+{
+}
+
+static inline bool be_lock_busy_poll(struct be_eq_obj *eqo)
+{
+ return false;
+}
+
+static inline void be_unlock_busy_poll(struct be_eq_obj *eqo)
+{
+}
+
+static inline void be_enable_busy_poll(struct be_eq_obj *eqo)
+{
+}
+
+static inline void be_disable_busy_poll(struct be_eq_obj *eqo)
+{
+}
+#endif /* CONFIG_NET_RX_BUSY_POLL */
+
+void be_cq_notify(struct be_adapter *adapter, u16 qid, bool arm,
+ u16 num_popped);
+void be_link_status_update(struct be_adapter *adapter, u8 link_status);
+void be_parse_stats(struct be_adapter *adapter);
+int be_load_fw(struct be_adapter *adapter, u8 *func);
+bool be_is_wol_supported(struct be_adapter *adapter);
+bool be_pause_supported(struct be_adapter *adapter);
+u32 be_get_fw_log_level(struct be_adapter *adapter);
+
+static inline int fw_major_num(const char *fw_ver)
+{
+ int fw_major = 0;
+
+ sscanf(fw_ver, "%d.", &fw_major);
+
+ return fw_major;
+}
+
+int be_update_queues(struct be_adapter *adapter);
+int be_poll(struct napi_struct *napi, int budget);
/*
* internal function to initialize-cleanup roce device.
*/
-extern void be_roce_dev_add(struct be_adapter *);
-extern void be_roce_dev_remove(struct be_adapter *);
+void be_roce_dev_add(struct be_adapter *);
+void be_roce_dev_remove(struct be_adapter *);
/*
* internal function to open-close roce device during ifup-ifdown.
*/
-extern void be_roce_dev_open(struct be_adapter *);
-extern void be_roce_dev_close(struct be_adapter *);
+void be_roce_dev_open(struct be_adapter *);
+void be_roce_dev_close(struct be_adapter *);
#endif /* BE_H */
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 16:19:08 +0000