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path: root/drivers/s390/net/qeth_core.h
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Diffstat (limited to 'drivers/s390/net/qeth_core.h')
-rw-r--r--drivers/s390/net/qeth_core.h185
1 files changed, 141 insertions, 44 deletions
diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h
index f47a714538d..a2088af51cc 100644
--- a/drivers/s390/net/qeth_core.h
+++ b/drivers/s390/net/qeth_core.h
@@ -1,6 +1,4 @@
/*
- * drivers/s390/net/qeth_core.h
- *
* Copyright IBM Corp. 2007
* Author(s): Utz Bacher <utz.bacher@de.ibm.com>,
* Frank Pavlic <fpavlic@de.ibm.com>,
@@ -13,8 +11,6 @@
#include <linux/if.h>
#include <linux/if_arp.h>
-#include <linux/if_tr.h>
-#include <linux/trdevice.h>
#include <linux/etherdevice.h>
#include <linux/if_vlan.h>
#include <linux/ctype.h>
@@ -110,6 +106,10 @@ struct qeth_perf_stats {
unsigned int sc_dp_p;
unsigned int sc_p_dp;
+ /* qdio_cq_handler: number of times called, time spent in */
+ __u64 cq_start_time;
+ unsigned int cq_cnt;
+ unsigned int cq_time;
/* qdio_input_handler: number of times called, time spent in */
__u64 inbound_start_time;
unsigned int inbound_cnt;
@@ -156,6 +156,27 @@ struct qeth_ipa_info {
__u32 enabled_funcs;
};
+/* SETBRIDGEPORT stuff */
+enum qeth_sbp_roles {
+ QETH_SBP_ROLE_NONE = 0,
+ QETH_SBP_ROLE_PRIMARY = 1,
+ QETH_SBP_ROLE_SECONDARY = 2,
+};
+
+enum qeth_sbp_states {
+ QETH_SBP_STATE_INACTIVE = 0,
+ QETH_SBP_STATE_STANDBY = 1,
+ QETH_SBP_STATE_ACTIVE = 2,
+};
+
+#define QETH_SBP_HOST_NOTIFICATION 1
+
+struct qeth_sbp_info {
+ __u32 supported_funcs;
+ enum qeth_sbp_roles role;
+ __u32 hostnotification:1;
+};
+
static inline int qeth_is_ipa_supported(struct qeth_ipa_info *ipa,
enum qeth_ipa_funcs func)
{
@@ -213,6 +234,7 @@ static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa,
*/
#define QETH_TX_TIMEOUT 100 * HZ
#define QETH_RCD_TIMEOUT 60 * HZ
+#define QETH_RECLAIM_WORK_TIME HZ
#define QETH_HEADER_SIZE 32
#define QETH_MAX_PORTNO 15
@@ -225,12 +247,13 @@ static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa,
/*****************************************************************************/
#define QETH_MAX_QUEUES 4
#define QETH_IN_BUF_SIZE_DEFAULT 65536
-#define QETH_IN_BUF_COUNT_DEFAULT 16
+#define QETH_IN_BUF_COUNT_DEFAULT 64
+#define QETH_IN_BUF_COUNT_HSDEFAULT 128
#define QETH_IN_BUF_COUNT_MIN 8
#define QETH_IN_BUF_COUNT_MAX 128
#define QETH_MAX_BUFFER_ELEMENTS(card) ((card)->qdio.in_buf_size >> 12)
#define QETH_IN_BUF_REQUEUE_THRESHOLD(card) \
- ((card)->qdio.in_buf_pool.buf_count / 2)
+ ((card)->qdio.in_buf_pool.buf_count / 2)
/* buffers we have to be behind before we get a PCI */
#define QETH_PCI_THRESHOLD_A(card) ((card)->qdio.in_buf_pool.buf_count+1)
@@ -245,10 +268,8 @@ static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa,
#define QETH_NO_PRIO_QUEUEING 0
#define QETH_PRIO_Q_ING_PREC 1
#define QETH_PRIO_Q_ING_TOS 2
-#define IP_TOS_LOWDELAY 0x10
-#define IP_TOS_HIGHTHROUGHPUT 0x08
-#define IP_TOS_HIGHRELIABILITY 0x04
-#define IP_TOS_NOTIMPORTANT 0x02
+#define QETH_PRIO_Q_ING_SKB 3
+#define QETH_PRIO_Q_ING_VLAN 4
/* Packing */
#define QETH_LOW_WATERMARK_PACK 2
@@ -259,6 +280,7 @@ static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa,
/* large receive scatter gather copy break */
#define QETH_RX_SG_CB (PAGE_SIZE >> 1)
+#define QETH_RX_PULL_LEN 256
struct qeth_hdr_layer3 {
__u8 id;
@@ -360,7 +382,7 @@ enum qeth_header_ids {
static inline int qeth_is_last_sbale(struct qdio_buffer_element *sbale)
{
- return (sbale->flags & SBAL_FLAGS_LAST_ENTRY);
+ return (sbale->eflags & SBAL_EFLAGS_LAST_ENTRY);
}
enum qeth_qdio_buffer_states {
@@ -374,6 +396,21 @@ enum qeth_qdio_buffer_states {
* outbound: filled by driver; owned by hardware in order to be sent
*/
QETH_QDIO_BUF_PRIMED,
+ /*
+ * inbound: not applicable
+ * outbound: identified to be pending in TPQ
+ */
+ QETH_QDIO_BUF_PENDING,
+ /*
+ * inbound: not applicable
+ * outbound: found in completion queue
+ */
+ QETH_QDIO_BUF_IN_CQ,
+ /*
+ * inbound: not applicable
+ * outbound: handled via transfer pending / completion queue
+ */
+ QETH_QDIO_BUF_HANDLED_DELAYED,
};
enum qeth_qdio_info_states {
@@ -398,6 +435,7 @@ struct qeth_qdio_buffer {
struct qdio_buffer *buffer;
/* the buffer pool entry currently associated to this buffer */
struct qeth_buffer_pool_entry *pool_entry;
+ struct sk_buff *rx_skb;
};
struct qeth_qdio_q {
@@ -406,19 +444,16 @@ struct qeth_qdio_q {
int next_buf_to_init;
} __attribute__ ((aligned(256)));
-/* possible types of qeth large_send support */
-enum qeth_large_send_types {
- QETH_LARGE_SEND_NO,
- QETH_LARGE_SEND_TSO,
-};
-
struct qeth_qdio_out_buffer {
struct qdio_buffer *buffer;
atomic_t state;
int next_element_to_fill;
struct sk_buff_head skb_list;
- struct list_head ctx_list;
int is_header[16];
+
+ struct qaob *aob;
+ struct qeth_qdio_out_q *q;
+ struct qeth_qdio_out_buffer *next_pending;
};
struct qeth_card;
@@ -431,7 +466,8 @@ enum qeth_out_q_states {
struct qeth_qdio_out_q {
struct qdio_buffer qdio_bufs[QDIO_MAX_BUFFERS_PER_Q];
- struct qeth_qdio_out_buffer bufs[QDIO_MAX_BUFFERS_PER_Q];
+ struct qeth_qdio_out_buffer *bufs[QDIO_MAX_BUFFERS_PER_Q];
+ struct qdio_outbuf_state *bufstates; /* convenience pointer */
int queue_no;
struct qeth_card *card;
atomic_t state;
@@ -452,7 +488,9 @@ struct qeth_qdio_out_q {
struct qeth_qdio_info {
atomic_t state;
/* input */
+ int no_in_queues;
struct qeth_qdio_q *in_q;
+ struct qeth_qdio_q *c_q;
struct qeth_qdio_buffer_pool in_buf_pool;
struct qeth_qdio_buffer_pool init_pool;
int in_buf_size;
@@ -460,6 +498,7 @@ struct qeth_qdio_info {
/* output */
int no_out_queues;
struct qeth_qdio_out_q **out_qs;
+ struct qdio_outbuf_state *out_bufstates;
/* priority queueing */
int do_prio_queueing;
@@ -531,6 +570,12 @@ enum qeth_cmd_buffer_state {
BUF_STATE_PROCESSED,
};
+enum qeth_cq {
+ QETH_CQ_DISABLED = 0,
+ QETH_CQ_ENABLED = 1,
+ QETH_CQ_NOTAVAILABLE = 2,
+};
+
struct qeth_ipato {
int enabled;
int invert4;
@@ -636,6 +681,8 @@ struct qeth_card_info {
__u32 csum_mask;
__u32 tx_csum_mask;
enum qeth_ipa_promisc_modes promisc_mode;
+ __u32 diagass_support;
+ __u32 hwtrap;
};
struct qeth_card_options {
@@ -644,17 +691,17 @@ struct qeth_card_options {
struct qeth_ipa_info adp; /*Adapter parameters*/
struct qeth_routing_info route6;
struct qeth_ipa_info ipa6;
- enum qeth_checksum_types checksum_type;
- int broadcast_mode;
- int macaddr_mode;
+ struct qeth_sbp_info sbp; /* SETBRIDGEPORT options */
int fake_broadcast;
int add_hhlen;
int layer2;
- enum qeth_large_send_types large_send;
int performance_stats;
int rx_sg_cb;
enum qeth_ipa_isolation_modes isolation;
+ enum qeth_ipa_isolation_modes prev_isolation;
int sniffer;
+ enum qeth_cq cq;
+ char hsuid[9];
};
/*
@@ -679,7 +726,18 @@ struct qeth_discipline {
qdio_handler_t *input_handler;
qdio_handler_t *output_handler;
int (*recover)(void *ptr);
- struct ccwgroup_driver *ccwgdriver;
+ int (*setup) (struct ccwgroup_device *);
+ void (*remove) (struct ccwgroup_device *);
+ int (*set_online) (struct ccwgroup_device *);
+ int (*set_offline) (struct ccwgroup_device *);
+ void (*shutdown)(struct ccwgroup_device *);
+ int (*prepare) (struct ccwgroup_device *);
+ void (*complete) (struct ccwgroup_device *);
+ int (*freeze)(struct ccwgroup_device *);
+ int (*thaw) (struct ccwgroup_device *);
+ int (*restore)(struct ccwgroup_device *);
+ int (*control_event_handler)(struct qeth_card *card,
+ struct qeth_ipa_cmd *cmd);
};
struct qeth_vlan_vid {
@@ -702,7 +760,13 @@ struct qeth_rx {
int qdio_err;
};
-#define QETH_NAPI_WEIGHT 128
+struct carrier_info {
+ __u8 card_type;
+ __u16 port_mode;
+ __u32 port_speed;
+};
+
+#define QETH_NAPI_WEIGHT NAPI_POLL_WEIGHT
struct qeth_card {
struct list_head list;
@@ -725,7 +789,7 @@ struct qeth_card {
wait_queue_head_t wait_q;
spinlock_t vlanlock;
spinlock_t mclock;
- struct vlan_group *vlangrp;
+ unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
struct list_head vid_list;
struct list_head mc_list;
struct work_struct kernel_thread_starter;
@@ -733,6 +797,7 @@ struct qeth_card {
unsigned long thread_start_mask;
unsigned long thread_allowed_mask;
unsigned long thread_running_mask;
+ struct task_struct *recovery_task;
spinlock_t ip_lock;
struct list_head ip_list;
struct list_head *ip_tbd_list;
@@ -741,10 +806,9 @@ struct qeth_card {
/* QDIO buffer handling */
struct qeth_qdio_info qdio;
struct qeth_perf_stats perf_stats;
- int use_hard_stop;
int read_or_write_problem;
struct qeth_osn_info osn_info;
- struct qeth_discipline discipline;
+ struct qeth_discipline *discipline;
atomic_t force_alloc_skb;
struct service_level qeth_service_level;
struct qdio_ssqd_desc ssqd;
@@ -753,6 +817,9 @@ struct qeth_card {
struct mutex discipline_mutex;
struct napi_struct napi;
struct qeth_rx rx;
+ struct delayed_work buffer_reclaim_work;
+ int reclaim_index;
+ struct work_struct close_dev_work;
};
struct qeth_card_list_struct {
@@ -760,6 +827,14 @@ struct qeth_card_list_struct {
rwlock_t rwlock;
};
+struct qeth_trap_id {
+ __u16 lparnr;
+ char vmname[8];
+ __u8 chpid;
+ __u8 ssid;
+ __u16 devno;
+} __packed;
+
/*some helper functions*/
#define QETH_CARD_IFNAME(card) (((card)->dev)? (card)->dev->name : "")
@@ -772,13 +847,16 @@ static inline struct qeth_card *CARD_FROM_CDEV(struct ccw_device *cdev)
static inline int qeth_get_micros(void)
{
- return (int) (get_clock() >> 12);
+ return (int) (get_tod_clock() >> 12);
}
static inline int qeth_get_ip_version(struct sk_buff *skb)
{
- struct ethhdr *ehdr = (struct ethhdr *)skb->data;
- switch (ehdr->h_proto) {
+ __be16 *p = &((struct ethhdr *)skb->data)->h_proto;
+
+ if (*p == ETH_P_8021Q)
+ p += 2;
+ switch (*p) {
case ETH_P_IPV6:
return 6;
case ETH_P_IP:
@@ -794,22 +872,31 @@ static inline void qeth_put_buffer_pool_entry(struct qeth_card *card,
list_add_tail(&entry->list, &card->qdio.in_buf_pool.entry_list);
}
-extern struct ccwgroup_driver qeth_l2_ccwgroup_driver;
-extern struct ccwgroup_driver qeth_l3_ccwgroup_driver;
+static inline int qeth_is_diagass_supported(struct qeth_card *card,
+ enum qeth_diags_cmds cmd)
+{
+ return card->info.diagass_support & (__u32)cmd;
+}
+
+extern struct qeth_discipline qeth_l2_discipline;
+extern struct qeth_discipline qeth_l3_discipline;
+extern const struct attribute_group *qeth_generic_attr_groups[];
+extern const struct attribute_group *qeth_osn_attr_groups[];
+extern struct workqueue_struct *qeth_wq;
+
const char *qeth_get_cardname_short(struct qeth_card *);
int qeth_realloc_buffer_pool(struct qeth_card *, int);
int qeth_core_load_discipline(struct qeth_card *, enum qeth_discipline_id);
void qeth_core_free_discipline(struct qeth_card *);
-int qeth_core_create_device_attributes(struct device *);
-void qeth_core_remove_device_attributes(struct device *);
-int qeth_core_create_osn_attributes(struct device *);
-void qeth_core_remove_osn_attributes(struct device *);
+void qeth_buffer_reclaim_work(struct work_struct *);
/* exports for qeth discipline device drivers */
extern struct qeth_card_list_struct qeth_core_card_list;
extern struct kmem_cache *qeth_core_header_cache;
extern struct qeth_dbf_info qeth_dbf[QETH_DBF_INFOS];
+void qeth_set_recovery_task(struct qeth_card *);
+void qeth_clear_recovery_task(struct qeth_card *);
void qeth_set_allowed_threads(struct qeth_card *, unsigned long , int);
int qeth_threads_running(struct qeth_card *, unsigned long);
int qeth_wait_for_threads(struct qeth_card *, unsigned long);
@@ -832,7 +919,7 @@ int qeth_check_qdio_errors(struct qeth_card *, struct qdio_buffer *,
unsigned int, const char *);
void qeth_queue_input_buffer(struct qeth_card *, int);
struct sk_buff *qeth_core_get_next_skb(struct qeth_card *,
- struct qdio_buffer *, struct qdio_buffer_element **, int *,
+ struct qeth_qdio_buffer *, struct qdio_buffer_element **, int *,
struct qeth_hdr **);
void qeth_schedule_recovery(struct qeth_card *);
void qeth_qdio_start_poll(struct ccw_device *, int, unsigned long);
@@ -858,14 +945,19 @@ void qeth_prepare_ipa_cmd(struct qeth_card *, struct qeth_cmd_buffer *, char);
struct qeth_cmd_buffer *qeth_wait_for_buffer(struct qeth_channel *);
int qeth_mdio_read(struct net_device *, int, int);
int qeth_snmp_command(struct qeth_card *, char __user *);
-struct qeth_cmd_buffer *qeth_get_adapter_cmd(struct qeth_card *, __u32, __u32);
-int qeth_default_setadapterparms_cb(struct qeth_card *, struct qeth_reply *,
- unsigned long);
+int qeth_query_oat_command(struct qeth_card *, char __user *);
+int qeth_query_card_info(struct qeth_card *card,
+ struct carrier_info *carrier_info);
int qeth_send_control_data(struct qeth_card *, int, struct qeth_cmd_buffer *,
int (*reply_cb)(struct qeth_card *, struct qeth_reply*, unsigned long),
void *reply_param);
+int qeth_bridgeport_query_ports(struct qeth_card *card,
+ enum qeth_sbp_roles *role, enum qeth_sbp_states *state);
+int qeth_bridgeport_setrole(struct qeth_card *card, enum qeth_sbp_roles role);
+int qeth_bridgeport_an_set(struct qeth_card *card, int enable);
int qeth_get_priority_queue(struct qeth_card *, struct sk_buff *, int, int);
-int qeth_get_elements_no(struct qeth_card *, void *, struct sk_buff *, int);
+int qeth_get_elements_no(struct qeth_card *, struct sk_buff *, int);
+int qeth_get_elements_for_frags(struct sk_buff *);
int qeth_do_send_packet_fast(struct qeth_card *, struct qeth_qdio_out_q *,
struct sk_buff *, struct qeth_hdr *, int, int, int);
int qeth_do_send_packet(struct qeth_card *, struct qeth_qdio_out_q *,
@@ -877,8 +969,13 @@ void qeth_core_get_strings(struct net_device *, u32, u8 *);
void qeth_core_get_drvinfo(struct net_device *, struct ethtool_drvinfo *);
void qeth_dbf_longtext(debug_info_t *id, int level, char *text, ...);
int qeth_core_ethtool_get_settings(struct net_device *, struct ethtool_cmd *);
-int qeth_set_access_ctrl_online(struct qeth_card *card);
-int qeth_hdr_chk_and_bounce(struct sk_buff *, int);
+int qeth_set_access_ctrl_online(struct qeth_card *card, int fallback);
+int qeth_hdr_chk_and_bounce(struct sk_buff *, struct qeth_hdr **, int);
+int qeth_configure_cq(struct qeth_card *, enum qeth_cq);
+int qeth_hw_trap(struct qeth_card *, enum qeth_diags_trap_action);
+int qeth_query_ipassists(struct qeth_card *, enum qeth_prot_versions prot);
+void qeth_trace_features(struct qeth_card *);
+void qeth_close_dev(struct qeth_card *);
/* exports for OSN */
int qeth_osn_assist(struct net_device *, void *, int);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-03 18:32:05 +0000