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Merge branches 'chelsio', 'debug-cleanup', 'hns' and 'i40iw' into merge-test

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This commit is contained in:
Doug Ledford
2016-12-14 14:43:14 -05:00
parent 15f7e3c21b f73a1dbc45 4d4099584c d6f7bbcc2e
commit 884fa4f304
77 changed files with 3153 additions and 1486 deletions
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37
drivers/infiniband/hw/i40iw/i40iw.h
View File

@@ -112,9 +112,12 @@
#define I40IW_DRV_OPT_MCAST_LOGPORT_MAP 0x00000800
#define IW_HMC_OBJ_TYPE_NUM ARRAY_SIZE(iw_hmc_obj_types)
#define IW_CFG_FPM_QP_COUNT 32768
#define I40IW_MAX_PAGES_PER_FMR 512
#define I40IW_MIN_PAGES_PER_FMR 1
#define IW_CFG_FPM_QP_COUNT 32768
#define I40IW_MAX_PAGES_PER_FMR 512
#define I40IW_MIN_PAGES_PER_FMR 1
#define I40IW_CQP_COMPL_RQ_WQE_FLUSHED 2
#define I40IW_CQP_COMPL_SQ_WQE_FLUSHED 3
#define I40IW_CQP_COMPL_RQ_SQ_WQE_FLUSHED 4
#define I40IW_MTU_TO_MSS 40
#define I40IW_DEFAULT_MSS 1460
@@ -210,6 +213,12 @@ struct i40iw_msix_vector {
u32 ceq_id;
};
struct l2params_work {
struct work_struct work;
struct i40iw_device *iwdev;
struct i40iw_l2params l2params;
};
#define I40IW_MSIX_TABLE_SIZE 65
struct virtchnl_work {
@@ -227,6 +236,7 @@ struct i40iw_device {
struct net_device *netdev;
wait_queue_head_t vchnl_waitq;
struct i40iw_sc_dev sc_dev;
struct i40iw_sc_vsi vsi;
struct i40iw_handler *hdl;
struct i40e_info *ldev;
struct i40e_client *client;
@@ -280,7 +290,6 @@ struct i40iw_device {
u32 sd_type;
struct workqueue_struct *param_wq;
atomic_t params_busy;
u32 mss;
enum init_completion_state init_state;
u16 mac_ip_table_idx;
atomic_t vchnl_msgs;
@@ -297,6 +306,14 @@ struct i40iw_device {
u32 mr_stagmask;
u32 mpa_version;
bool dcb;
bool closing;
bool reset;
u32 used_pds;
u32 used_cqs;
u32 used_mrs;
u32 used_qps;
wait_queue_head_t close_wq;
atomic64_t use_count;
};
struct i40iw_ib_device {
@@ -498,7 +515,7 @@ u32 i40iw_initialize_hw_resources(struct i40iw_device *iwdev);
int i40iw_register_rdma_device(struct i40iw_device *iwdev);
void i40iw_port_ibevent(struct i40iw_device *iwdev);
int i40iw_cm_disconn(struct i40iw_qp *);
void i40iw_cm_disconn(struct i40iw_qp *iwqp);
void i40iw_cm_disconn_worker(void *);
int mini_cm_recv_pkt(struct i40iw_cm_core *, struct i40iw_device *,
struct sk_buff *);
@@ -508,20 +525,26 @@ enum i40iw_status_code i40iw_handle_cqp_op(struct i40iw_device *iwdev,
enum i40iw_status_code i40iw_add_mac_addr(struct i40iw_device *iwdev,
u8 *mac_addr, u8 *mac_index);
int i40iw_modify_qp(struct ib_qp *, struct ib_qp_attr *, int, struct ib_udata *);
void i40iw_cq_wq_destroy(struct i40iw_device *iwdev, struct i40iw_sc_cq *cq);
void i40iw_rem_pdusecount(struct i40iw_pd *iwpd, struct i40iw_device *iwdev);
void i40iw_add_pdusecount(struct i40iw_pd *iwpd);
void i40iw_rem_devusecount(struct i40iw_device *iwdev);
void i40iw_add_devusecount(struct i40iw_device *iwdev);
void i40iw_hw_modify_qp(struct i40iw_device *iwdev, struct i40iw_qp *iwqp,
struct i40iw_modify_qp_info *info, bool wait);
void i40iw_qp_suspend_resume(struct i40iw_sc_dev *dev,
struct i40iw_sc_qp *qp,
bool suspend);
enum i40iw_status_code i40iw_manage_qhash(struct i40iw_device *iwdev,
struct i40iw_cm_info *cminfo,
enum i40iw_quad_entry_type etype,
enum i40iw_quad_hash_manage_type mtype,
void *cmnode,
bool wait);
void i40iw_receive_ilq(struct i40iw_sc_dev *dev, struct i40iw_puda_buf *rbuf);
void i40iw_free_sqbuf(struct i40iw_sc_dev *dev, void *bufp);
void i40iw_receive_ilq(struct i40iw_sc_vsi *vsi, struct i40iw_puda_buf *rbuf);
void i40iw_free_sqbuf(struct i40iw_sc_vsi *vsi, void *bufp);
void i40iw_free_qp_resources(struct i40iw_device *iwdev,
struct i40iw_qp *iwqp,
u32 qp_num);

375
drivers/infiniband/hw/i40iw/i40iw_cm.c
View File

@@ -68,13 +68,13 @@ static void i40iw_disconnect_worker(struct work_struct *work);
/**
* i40iw_free_sqbuf - put back puda buffer if refcount = 0
* @dev: FPK device
* @vsi: pointer to vsi structure
* @buf: puda buffer to free
*/
void i40iw_free_sqbuf(struct i40iw_sc_dev *dev, void *bufp)
void i40iw_free_sqbuf(struct i40iw_sc_vsi *vsi, void *bufp)
{
struct i40iw_puda_buf *buf = (struct i40iw_puda_buf *)bufp;
struct i40iw_puda_rsrc *ilq = dev->ilq;
struct i40iw_puda_rsrc *ilq = vsi->ilq;
if (!atomic_dec_return(&buf->refcount))
i40iw_puda_ret_bufpool(ilq, buf);
@@ -221,6 +221,7 @@ static void i40iw_get_addr_info(struct i40iw_cm_node *cm_node,
memcpy(cm_info->rem_addr, cm_node->rem_addr, sizeof(cm_info->rem_addr));
cm_info->loc_port = cm_node->loc_port;
cm_info->rem_port = cm_node->rem_port;
cm_info->user_pri = cm_node->user_pri;
}
/**
@@ -271,6 +272,7 @@ static int i40iw_send_cm_event(struct i40iw_cm_node *cm_node,
event.provider_data = (void *)cm_node;
event.private_data = (void *)cm_node->pdata_buf;
event.private_data_len = (u8)cm_node->pdata.size;
event.ird = cm_node->ird_size;
break;
case IW_CM_EVENT_CONNECT_REPLY:
i40iw_get_cmevent_info(cm_node, cm_id, &event);
@@ -335,13 +337,13 @@ static struct i40iw_cm_event *i40iw_create_event(struct i40iw_cm_node *cm_node,
*/
static void i40iw_free_retrans_entry(struct i40iw_cm_node *cm_node)
{
struct i40iw_sc_dev *dev = cm_node->dev;
struct i40iw_device *iwdev = cm_node->iwdev;
struct i40iw_timer_entry *send_entry;
send_entry = cm_node->send_entry;
if (send_entry) {
cm_node->send_entry = NULL;
i40iw_free_sqbuf(dev, (void *)send_entry->sqbuf);
i40iw_free_sqbuf(&iwdev->vsi, (void *)send_entry->sqbuf);
kfree(send_entry);
atomic_dec(&cm_node->ref_count);
}
@@ -360,15 +362,6 @@ static void i40iw_cleanup_retrans_entry(struct i40iw_cm_node *cm_node)
spin_unlock_irqrestore(&cm_node->retrans_list_lock, flags);
}
static bool is_remote_ne020_or_chelsio(struct i40iw_cm_node *cm_node)
{
if ((cm_node->rem_mac[0] == 0x0) &&
(((cm_node->rem_mac[1] == 0x12) && (cm_node->rem_mac[2] == 0x55)) ||
((cm_node->rem_mac[1] == 0x07 && (cm_node->rem_mac[2] == 0x43)))))
return true;
return false;
}
/**
* i40iw_form_cm_frame - get a free packet and build frame
* @cm_node: connection's node ionfo to use in frame
@@ -384,7 +377,7 @@ static struct i40iw_puda_buf *i40iw_form_cm_frame(struct i40iw_cm_node *cm_node,
u8 flags)
{
struct i40iw_puda_buf *sqbuf;
struct i40iw_sc_dev *dev = cm_node->dev;
struct i40iw_sc_vsi *vsi = &cm_node->iwdev->vsi;
u8 *buf;
struct tcphdr *tcph;
@@ -396,8 +389,9 @@ static struct i40iw_puda_buf *i40iw_form_cm_frame(struct i40iw_cm_node *cm_node,
u32 opts_len = 0;
u32 pd_len = 0;
u32 hdr_len = 0;
u16 vtag;
sqbuf = i40iw_puda_get_bufpool(dev->ilq);
sqbuf = i40iw_puda_get_bufpool(vsi->ilq);
if (!sqbuf)
return NULL;
buf = sqbuf->mem.va;
@@ -408,11 +402,8 @@ static struct i40iw_puda_buf *i40iw_form_cm_frame(struct i40iw_cm_node *cm_node,
if (hdr)
hdr_len = hdr->size;
if (pdata) {
if (pdata)
pd_len = pdata->size;
if (!is_remote_ne020_or_chelsio(cm_node))
pd_len += MPA_ZERO_PAD_LEN;
}
if (cm_node->vlan_id < VLAN_TAG_PRESENT)
eth_hlen += 4;
@@ -445,7 +436,8 @@ static struct i40iw_puda_buf *i40iw_form_cm_frame(struct i40iw_cm_node *cm_node,
ether_addr_copy(ethh->h_source, cm_node->loc_mac);
if (cm_node->vlan_id < VLAN_TAG_PRESENT) {
((struct vlan_ethhdr *)ethh)->h_vlan_proto = htons(ETH_P_8021Q);
((struct vlan_ethhdr *)ethh)->h_vlan_TCI = htons(cm_node->vlan_id);
vtag = (cm_node->user_pri << VLAN_PRIO_SHIFT) | cm_node->vlan_id;
((struct vlan_ethhdr *)ethh)->h_vlan_TCI = htons(vtag);
((struct vlan_ethhdr *)ethh)->h_vlan_encapsulated_proto = htons(ETH_P_IP);
} else {
@@ -454,7 +446,7 @@ static struct i40iw_puda_buf *i40iw_form_cm_frame(struct i40iw_cm_node *cm_node,
iph->version = IPVERSION;
iph->ihl = 5; /* 5 * 4Byte words, IP headr len */
iph->tos = 0;
iph->tos = cm_node->tos;
iph->tot_len = htons(packetsize);
iph->id = htons(++cm_node->tcp_cntxt.loc_id);
@@ -474,13 +466,15 @@ static struct i40iw_puda_buf *i40iw_form_cm_frame(struct i40iw_cm_node *cm_node,
ether_addr_copy(ethh->h_source, cm_node->loc_mac);
if (cm_node->vlan_id < VLAN_TAG_PRESENT) {
((struct vlan_ethhdr *)ethh)->h_vlan_proto = htons(ETH_P_8021Q);
((struct vlan_ethhdr *)ethh)->h_vlan_TCI = htons(cm_node->vlan_id);
vtag = (cm_node->user_pri << VLAN_PRIO_SHIFT) | cm_node->vlan_id;
((struct vlan_ethhdr *)ethh)->h_vlan_TCI = htons(vtag);
((struct vlan_ethhdr *)ethh)->h_vlan_encapsulated_proto = htons(ETH_P_IPV6);
} else {
ethh->h_proto = htons(ETH_P_IPV6);
}
ip6h->version = 6;
ip6h->flow_lbl[0] = 0;
ip6h->priority = cm_node->tos >> 4;
ip6h->flow_lbl[0] = cm_node->tos << 4;
ip6h->flow_lbl[1] = 0;
ip6h->flow_lbl[2] = 0;
ip6h->payload_len = htons(packetsize - sizeof(*ip6h));
@@ -1065,7 +1059,7 @@ int i40iw_schedule_cm_timer(struct i40iw_cm_node *cm_node,
int send_retrans,
int close_when_complete)
{
struct i40iw_sc_dev *dev = cm_node->dev;
struct i40iw_sc_vsi *vsi = &cm_node->iwdev->vsi;
struct i40iw_cm_core *cm_core = cm_node->cm_core;
struct i40iw_timer_entry *new_send;
int ret = 0;
@@ -1074,7 +1068,7 @@ int i40iw_schedule_cm_timer(struct i40iw_cm_node *cm_node,
new_send = kzalloc(sizeof(*new_send), GFP_ATOMIC);
if (!new_send) {
i40iw_free_sqbuf(cm_node->dev, (void *)sqbuf);
i40iw_free_sqbuf(vsi, (void *)sqbuf);
return -ENOMEM;
}
new_send->retrycount = I40IW_DEFAULT_RETRYS;
@@ -1089,7 +1083,7 @@ int i40iw_schedule_cm_timer(struct i40iw_cm_node *cm_node,
new_send->timetosend += (HZ / 10);
if (cm_node->close_entry) {
kfree(new_send);
i40iw_free_sqbuf(cm_node->dev, (void *)sqbuf);
i40iw_free_sqbuf(vsi, (void *)sqbuf);
i40iw_pr_err("already close entry\n");
return -EINVAL;
}
@@ -1104,7 +1098,7 @@ int i40iw_schedule_cm_timer(struct i40iw_cm_node *cm_node,
new_send->timetosend = jiffies + I40IW_RETRY_TIMEOUT;
atomic_inc(&sqbuf->refcount);
i40iw_puda_send_buf(dev->ilq, sqbuf);
i40iw_puda_send_buf(vsi->ilq, sqbuf);
if (!send_retrans) {
i40iw_cleanup_retrans_entry(cm_node);
if (close_when_complete)
@@ -1201,6 +1195,7 @@ static void i40iw_cm_timer_tick(unsigned long pass)
struct i40iw_cm_node *cm_node;
struct i40iw_timer_entry *send_entry, *close_entry;
struct list_head *list_core_temp;
struct i40iw_sc_vsi *vsi;
struct list_head *list_node;
struct i40iw_cm_core *cm_core = (struct i40iw_cm_core *)pass;
u32 settimer = 0;
@@ -1276,9 +1271,10 @@ static void i40iw_cm_timer_tick(unsigned long pass)
cm_node->cm_core->stats_pkt_retrans++;
spin_unlock_irqrestore(&cm_node->retrans_list_lock, flags);
vsi = &cm_node->iwdev->vsi;
dev = cm_node->dev;
atomic_inc(&send_entry->sqbuf->refcount);
i40iw_puda_send_buf(dev->ilq, send_entry->sqbuf);
i40iw_puda_send_buf(vsi->ilq, send_entry->sqbuf);
spin_lock_irqsave(&cm_node->retrans_list_lock, flags);
if (send_entry->send_retrans) {
send_entry->retranscount--;
@@ -1379,10 +1375,11 @@ int i40iw_send_syn(struct i40iw_cm_node *cm_node, u32 sendack)
static void i40iw_send_ack(struct i40iw_cm_node *cm_node)
{
struct i40iw_puda_buf *sqbuf;
struct i40iw_sc_vsi *vsi = &cm_node->iwdev->vsi;
sqbuf = i40iw_form_cm_frame(cm_node, NULL, NULL, NULL, SET_ACK);
if (sqbuf)
i40iw_puda_send_buf(cm_node->dev->ilq, sqbuf);
i40iw_puda_send_buf(vsi->ilq, sqbuf);
else
i40iw_pr_err("no sqbuf\n");
}
@@ -1564,9 +1561,15 @@ static enum i40iw_status_code i40iw_del_multiple_qhash(
memcpy(cm_info->loc_addr, child_listen_node->loc_addr,
sizeof(cm_info->loc_addr));
cm_info->vlan_id = child_listen_node->vlan_id;
ret = i40iw_manage_qhash(iwdev, cm_info,
I40IW_QHASH_TYPE_TCP_SYN,
I40IW_QHASH_MANAGE_TYPE_DELETE, NULL, false);
if (child_listen_node->qhash_set) {
ret = i40iw_manage_qhash(iwdev, cm_info,
I40IW_QHASH_TYPE_TCP_SYN,
I40IW_QHASH_MANAGE_TYPE_DELETE,
NULL, false);
child_listen_node->qhash_set = false;
} else {
ret = I40IW_SUCCESS;
}
i40iw_debug(&iwdev->sc_dev,
I40IW_DEBUG_CM,
"freed pointer = %p\n",
@@ -1591,9 +1594,10 @@ static enum i40iw_status_code i40iw_del_multiple_qhash(
static struct net_device *i40iw_netdev_vlan_ipv6(u32 *addr, u16 *vlan_id, u8 *mac)
{
struct net_device *ip_dev = NULL;
#if IS_ENABLED(CONFIG_IPV6)
struct in6_addr laddr6;
if (!IS_ENABLED(CONFIG_IPV6))
return NULL;
i40iw_copy_ip_htonl(laddr6.in6_u.u6_addr32, addr);
if (vlan_id)
*vlan_id = I40IW_NO_VLAN;
@@ -1610,7 +1614,6 @@ static struct net_device *i40iw_netdev_vlan_ipv6(u32 *addr, u16 *vlan_id, u8 *ma
}
}
rcu_read_unlock();
#endif
return ip_dev;
}
@@ -1646,7 +1649,7 @@ static enum i40iw_status_code i40iw_add_mqh_6(struct i40iw_device *iwdev,
{
struct net_device *ip_dev;
struct inet6_dev *idev;
struct inet6_ifaddr *ifp;
struct inet6_ifaddr *ifp, *tmp;
enum i40iw_status_code ret = 0;
struct i40iw_cm_listener *child_listen_node;
unsigned long flags;
@@ -1661,7 +1664,7 @@ static enum i40iw_status_code i40iw_add_mqh_6(struct i40iw_device *iwdev,
i40iw_pr_err("idev == NULL\n");
break;
}
list_for_each_entry(ifp, &idev->addr_list, if_list) {
list_for_each_entry_safe(ifp, tmp, &idev->addr_list, if_list) {
i40iw_debug(&iwdev->sc_dev,
I40IW_DEBUG_CM,
"IP=%pI6, vlan_id=%d, MAC=%pM\n",
@@ -1675,7 +1678,6 @@ static enum i40iw_status_code i40iw_add_mqh_6(struct i40iw_device *iwdev,
"Allocating child listener %p\n",
child_listen_node);
if (!child_listen_node) {
i40iw_pr_err("listener memory allocation\n");
ret = I40IW_ERR_NO_MEMORY;
goto exit;
}
@@ -1695,6 +1697,7 @@ static enum i40iw_status_code i40iw_add_mqh_6(struct i40iw_device *iwdev,
I40IW_QHASH_MANAGE_TYPE_ADD,
NULL, true);
if (!ret) {
child_listen_node->qhash_set = true;
spin_lock_irqsave(&iwdev->cm_core.listen_list_lock, flags);
list_add(&child_listen_node->child_listen_list,
&cm_parent_listen_node->child_listen_list);
@@ -1751,7 +1754,6 @@ static enum i40iw_status_code i40iw_add_mqh_4(
"Allocating child listener %p\n",
child_listen_node);
if (!child_listen_node) {
i40iw_pr_err("listener memory allocation\n");
in_dev_put(idev);
ret = I40IW_ERR_NO_MEMORY;
goto exit;
@@ -1773,6 +1775,7 @@ static enum i40iw_status_code i40iw_add_mqh_4(
NULL,
true);
if (!ret) {
child_listen_node->qhash_set = true;
spin_lock_irqsave(&iwdev->cm_core.listen_list_lock, flags);
list_add(&child_listen_node->child_listen_list,
&cm_parent_listen_node->child_listen_list);
@@ -1880,6 +1883,7 @@ static int i40iw_dec_refcnt_listen(struct i40iw_cm_core *cm_core,
nfo.loc_port = listener->loc_port;
nfo.ipv4 = listener->ipv4;
nfo.vlan_id = listener->vlan_id;
nfo.user_pri = listener->user_pri;
if (!list_empty(&listener->child_listen_list)) {
i40iw_del_multiple_qhash(listener->iwdev, &nfo, listener);
@@ -2138,6 +2142,20 @@ static struct i40iw_cm_node *i40iw_make_cm_node(
/* set our node specific transport info */
cm_node->ipv4 = cm_info->ipv4;
cm_node->vlan_id = cm_info->vlan_id;
if ((cm_node->vlan_id == I40IW_NO_VLAN) && iwdev->dcb)
cm_node->vlan_id = 0;
cm_node->tos = cm_info->tos;
cm_node->user_pri = cm_info->user_pri;
if (listener) {
if (listener->tos != cm_info->tos)
i40iw_debug(&iwdev->sc_dev, I40IW_DEBUG_DCB,
"application TOS[%d] and remote client TOS[%d] mismatch\n",
listener->tos, cm_info->tos);
cm_node->tos = max(listener->tos, cm_info->tos);
cm_node->user_pri = rt_tos2priority(cm_node->tos);
i40iw_debug(&iwdev->sc_dev, I40IW_DEBUG_DCB, "listener: TOS:[%d] UP:[%d]\n",
cm_node->tos, cm_node->user_pri);
}
memcpy(cm_node->loc_addr, cm_info->loc_addr, sizeof(cm_node->loc_addr));
memcpy(cm_node->rem_addr, cm_info->rem_addr, sizeof(cm_node->rem_addr));
cm_node->loc_port = cm_info->loc_port;
@@ -2162,7 +2180,7 @@ static struct i40iw_cm_node *i40iw_make_cm_node(
I40IW_CM_DEFAULT_RCV_WND_SCALED >> I40IW_CM_DEFAULT_RCV_WND_SCALE;
ts = current_kernel_time();
cm_node->tcp_cntxt.loc_seq_num = ts.tv_nsec;
cm_node->tcp_cntxt.mss = iwdev->mss;
cm_node->tcp_cntxt.mss = iwdev->vsi.mss;
cm_node->iwdev = iwdev;
cm_node->dev = &iwdev->sc_dev;
@@ -2236,7 +2254,7 @@ static void i40iw_rem_ref_cm_node(struct i40iw_cm_node *cm_node)
i40iw_dec_refcnt_listen(cm_core, cm_node->listener, 0, true);
} else {
if (!i40iw_listen_port_in_use(cm_core, cm_node->loc_port) &&
cm_node->apbvt_set && cm_node->iwdev) {
cm_node->apbvt_set) {
i40iw_manage_apbvt(cm_node->iwdev,
cm_node->loc_port,
I40IW_MANAGE_APBVT_DEL);
@@ -2861,7 +2879,7 @@ static struct i40iw_cm_node *i40iw_create_cm_node(
/* create a CM connection node */
cm_node = i40iw_make_cm_node(cm_core, iwdev, cm_info, NULL);
if (!cm_node)
return NULL;
return ERR_PTR(-ENOMEM);
/* set our node side to client (active) side */
cm_node->tcp_cntxt.client = 1;
cm_node->tcp_cntxt.rcv_wscale = I40IW_CM_DEFAULT_RCV_WND_SCALE;
@@ -2874,7 +2892,8 @@ static struct i40iw_cm_node *i40iw_create_cm_node(
cm_node->vlan_id,
I40IW_CM_LISTENER_ACTIVE_STATE);
if (!loopback_remotelistener) {
i40iw_create_event(cm_node, I40IW_CM_EVENT_ABORTED);
i40iw_rem_ref_cm_node(cm_node);
return ERR_PTR(-ECONNREFUSED);
} else {
loopback_cm_info = *cm_info;
loopback_cm_info.loc_port = cm_info->rem_port;
@@ -2887,7 +2906,7 @@ static struct i40iw_cm_node *i40iw_create_cm_node(
loopback_remotelistener);
if (!loopback_remotenode) {
i40iw_rem_ref_cm_node(cm_node);
return NULL;
return ERR_PTR(-ENOMEM);
}
cm_core->stats_loopbacks++;
loopback_remotenode->loopbackpartner = cm_node;
@@ -3041,10 +3060,10 @@ static int i40iw_cm_close(struct i40iw_cm_node *cm_node)
/**
* i40iw_receive_ilq - recv an ETHERNET packet, and process it
* through CM
* @dev: FPK dev struct
* @vsi: pointer to the vsi structure
* @rbuf: receive buffer
*/
void i40iw_receive_ilq(struct i40iw_sc_dev *dev, struct i40iw_puda_buf *rbuf)
void i40iw_receive_ilq(struct i40iw_sc_vsi *vsi, struct i40iw_puda_buf *rbuf)
{
struct i40iw_cm_node *cm_node;
struct i40iw_cm_listener *listener;
@@ -3052,9 +3071,11 @@ void i40iw_receive_ilq(struct i40iw_sc_dev *dev, struct i40iw_puda_buf *rbuf)
struct ipv6hdr *ip6h;
struct tcphdr *tcph;
struct i40iw_cm_info cm_info;
struct i40iw_sc_dev *dev = vsi->dev;
struct i40iw_device *iwdev = (struct i40iw_device *)dev->back_dev;
struct i40iw_cm_core *cm_core = &iwdev->cm_core;
struct vlan_ethhdr *ethh;
u16 vtag;
/* if vlan, then maclen = 18 else 14 */
iph = (struct iphdr *)rbuf->iph;
@@ -3068,7 +3089,9 @@ void i40iw_receive_ilq(struct i40iw_sc_dev *dev, struct i40iw_puda_buf *rbuf)
ethh = (struct vlan_ethhdr *)rbuf->mem.va;
if (ethh->h_vlan_proto == htons(ETH_P_8021Q)) {
cm_info.vlan_id = ntohs(ethh->h_vlan_TCI) & VLAN_VID_MASK;
vtag = ntohs(ethh->h_vlan_TCI);
cm_info.user_pri = (vtag & VLAN_PRIO_MASK) >> VLAN_PRIO_SHIFT;
cm_info.vlan_id = vtag & VLAN_VID_MASK;
i40iw_debug(cm_core->dev,
I40IW_DEBUG_CM,
"%s vlan_id=%d\n",
@@ -3083,6 +3106,7 @@ void i40iw_receive_ilq(struct i40iw_sc_dev *dev, struct i40iw_puda_buf *rbuf)
cm_info.loc_addr[0] = ntohl(iph->daddr);
cm_info.rem_addr[0] = ntohl(iph->saddr);
cm_info.ipv4 = true;
cm_info.tos = iph->tos;
} else {
ip6h = (struct ipv6hdr *)rbuf->iph;
i40iw_copy_ip_ntohl(cm_info.loc_addr,
@@ -3090,6 +3114,7 @@ void i40iw_receive_ilq(struct i40iw_sc_dev *dev, struct i40iw_puda_buf *rbuf)
i40iw_copy_ip_ntohl(cm_info.rem_addr,
ip6h->saddr.in6_u.u6_addr32);
cm_info.ipv4 = false;
cm_info.tos = (ip6h->priority << 4) | (ip6h->flow_lbl[0] >> 4);
}
cm_info.loc_port = ntohs(tcph->dest);
cm_info.rem_port = ntohs(tcph->source);
@@ -3309,6 +3334,8 @@ static void i40iw_cm_init_tsa_conn(struct i40iw_qp *iwqp,
ctx_info->tcp_info_valid = true;
ctx_info->iwarp_info_valid = true;
ctx_info->add_to_qoslist = true;
ctx_info->user_pri = cm_node->user_pri;
i40iw_init_tcp_ctx(cm_node, &tcp_info, iwqp);
if (cm_node->snd_mark_en) {
@@ -3320,33 +3347,47 @@ static void i40iw_cm_init_tsa_conn(struct i40iw_qp *iwqp,
cm_node->state = I40IW_CM_STATE_OFFLOADED;
tcp_info.tcp_state = I40IW_TCP_STATE_ESTABLISHED;
tcp_info.src_mac_addr_idx = iwdev->mac_ip_table_idx;
tcp_info.tos = cm_node->tos;
dev->iw_priv_qp_ops->qp_setctx(&iwqp->sc_qp, (u64 *)(iwqp->host_ctx.va), ctx_info);
/* once tcp_info is set, no need to do it again */
ctx_info->tcp_info_valid = false;
ctx_info->iwarp_info_valid = false;
ctx_info->add_to_qoslist = false;
}
/**
* i40iw_cm_disconn - when a connection is being closed
* @iwqp: associate qp for the connection
*/
int i40iw_cm_disconn(struct i40iw_qp *iwqp)
void i40iw_cm_disconn(struct i40iw_qp *iwqp)
{
struct disconn_work *work;
struct i40iw_device *iwdev = iwqp->iwdev;
struct i40iw_cm_core *cm_core = &iwdev->cm_core;
unsigned long flags;
work = kzalloc(sizeof(*work), GFP_ATOMIC);
if (!work)
return -ENOMEM; /* Timer will clean up */
return; /* Timer will clean up */
spin_lock_irqsave(&iwdev->qptable_lock, flags);
if (!iwdev->qp_table[iwqp->ibqp.qp_num]) {
spin_unlock_irqrestore(&iwdev->qptable_lock, flags);
i40iw_debug(&iwdev->sc_dev, I40IW_DEBUG_CM,
"%s qp_id %d is already freed\n",
__func__, iwqp->ibqp.qp_num);
kfree(work);
return;
}
i40iw_add_ref(&iwqp->ibqp);
spin_unlock_irqrestore(&iwdev->qptable_lock, flags);
work->iwqp = iwqp;
INIT_WORK(&work->work, i40iw_disconnect_worker);
queue_work(cm_core->disconn_wq, &work->work);
return 0;
return;
}
/**
@@ -3432,7 +3473,7 @@ static void i40iw_cm_disconn_true(struct i40iw_qp *iwqp)
*terminate-handler to issue cm_disconn which can re-free
*a QP even after its refcnt=0.
*/
del_timer(&iwqp->terminate_timer);
i40iw_terminate_del_timer(qp);
if (!iwqp->flush_issued) {
iwqp->flush_issued = 1;
issue_flush = 1;
@@ -3462,7 +3503,7 @@ static void i40iw_cm_disconn_true(struct i40iw_qp *iwqp)
/* Flush the queues */
i40iw_flush_wqes(iwdev, iwqp);
if (qp->term_flags) {
if (qp->term_flags && iwqp->ibqp.event_handler) {
ibevent.device = iwqp->ibqp.device;
ibevent.event = (qp->eventtype == TERM_EVENT_QP_FATAL) ?
IB_EVENT_QP_FATAL : IB_EVENT_QP_ACCESS_ERR;
@@ -3571,7 +3612,7 @@ int i40iw_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
iwqp->cm_node = (void *)cm_node;
cm_node->iwqp = iwqp;
buf_len = conn_param->private_data_len + I40IW_MAX_IETF_SIZE + MPA_ZERO_PAD_LEN;
buf_len = conn_param->private_data_len + I40IW_MAX_IETF_SIZE;
status = i40iw_allocate_dma_mem(dev->hw, &iwqp->ietf_mem, buf_len, 1);
@@ -3605,18 +3646,10 @@ int i40iw_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
iwqp->lsmm_mr = ibmr;
if (iwqp->page)
iwqp->sc_qp.qp_uk.sq_base = kmap(iwqp->page);
if (is_remote_ne020_or_chelsio(cm_node))
dev->iw_priv_qp_ops->qp_send_lsmm(
&iwqp->sc_qp,
dev->iw_priv_qp_ops->qp_send_lsmm(&iwqp->sc_qp,
iwqp->ietf_mem.va,
(accept.size + conn_param->private_data_len),
ibmr->lkey);
else
dev->iw_priv_qp_ops->qp_send_lsmm(
&iwqp->sc_qp,
iwqp->ietf_mem.va,
(accept.size + conn_param->private_data_len + MPA_ZERO_PAD_LEN),
ibmr->lkey);
} else {
if (iwqp->page)
@@ -3714,6 +3747,7 @@ int i40iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
struct sockaddr_in6 *raddr6;
bool qhash_set = false;
int apbvt_set = 0;
int err = 0;
enum i40iw_status_code status;
ibqp = i40iw_get_qp(cm_id->device, conn_param->qpn);
@@ -3759,6 +3793,10 @@ int i40iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
i40iw_netdev_vlan_ipv6(cm_info.loc_addr, &cm_info.vlan_id, NULL);
}
cm_info.cm_id = cm_id;
cm_info.tos = cm_id->tos;
cm_info.user_pri = rt_tos2priority(cm_id->tos);
i40iw_debug(&iwdev->sc_dev, I40IW_DEBUG_DCB, "%s TOS:[%d] UP:[%d]\n",
__func__, cm_id->tos, cm_info.user_pri);
if ((cm_info.ipv4 && (laddr->sin_addr.s_addr != raddr->sin_addr.s_addr)) ||
(!cm_info.ipv4 && memcmp(laddr6->sin6_addr.in6_u.u6_addr32,
raddr6->sin6_addr.in6_u.u6_addr32,
@@ -3790,8 +3828,11 @@ int i40iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
conn_param->private_data_len,
(void *)conn_param->private_data,
&cm_info);
if (!cm_node)
goto err;
if (IS_ERR(cm_node)) {
err = PTR_ERR(cm_node);
goto err_out;
}
i40iw_record_ird_ord(cm_node, (u16)conn_param->ird, (u16)conn_param->ord);
if (cm_node->send_rdma0_op == SEND_RDMA_READ_ZERO &&
@@ -3805,10 +3846,12 @@ int i40iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
iwqp->cm_id = cm_id;
i40iw_add_ref(&iwqp->ibqp);
if (cm_node->state == I40IW_CM_STATE_SYN_SENT) {
if (i40iw_send_syn(cm_node, 0)) {
if (cm_node->state != I40IW_CM_STATE_OFFLOADED) {
cm_node->state = I40IW_CM_STATE_SYN_SENT;
err = i40iw_send_syn(cm_node, 0);
if (err) {
i40iw_rem_ref_cm_node(cm_node);
goto err;
goto err_out;
}
}
@@ -3820,24 +3863,25 @@ int i40iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
cm_node->cm_id);
return 0;
err:
if (cm_node) {
if (cm_node->ipv4)
i40iw_debug(cm_node->dev,
I40IW_DEBUG_CM,
"Api - connect() FAILED: dest addr=%pI4",
cm_node->rem_addr);
else
i40iw_debug(cm_node->dev, I40IW_DEBUG_CM,
"Api - connect() FAILED: dest addr=%pI6",
cm_node->rem_addr);
}
i40iw_manage_qhash(iwdev,
&cm_info,
I40IW_QHASH_TYPE_TCP_ESTABLISHED,
I40IW_QHASH_MANAGE_TYPE_DELETE,
NULL,
false);
err_out:
if (cm_info.ipv4)
i40iw_debug(&iwdev->sc_dev,
I40IW_DEBUG_CM,
"Api - connect() FAILED: dest addr=%pI4",
cm_info.rem_addr);
else
i40iw_debug(&iwdev->sc_dev,
I40IW_DEBUG_CM,
"Api - connect() FAILED: dest addr=%pI6",
cm_info.rem_addr);
if (qhash_set)
i40iw_manage_qhash(iwdev,
&cm_info,
I40IW_QHASH_TYPE_TCP_ESTABLISHED,
I40IW_QHASH_MANAGE_TYPE_DELETE,
NULL,
false);
if (apbvt_set && !i40iw_listen_port_in_use(&iwdev->cm_core,
cm_info.loc_port))
@@ -3846,7 +3890,7 @@ err:
I40IW_MANAGE_APBVT_DEL);
cm_id->rem_ref(cm_id);
iwdev->cm_core.stats_connect_errs++;
return -ENOMEM;
return err;
}
/**
@@ -3904,6 +3948,10 @@ int i40iw_create_listen(struct iw_cm_id *cm_id, int backlog)
cm_id->provider_data = cm_listen_node;
cm_listen_node->tos = cm_id->tos;
cm_listen_node->user_pri = rt_tos2priority(cm_id->tos);
cm_info.user_pri = cm_listen_node->user_pri;
if (!cm_listen_node->reused_node) {
if (wildcard) {
if (cm_info.ipv4)
@@ -4124,3 +4172,158 @@ static void i40iw_cm_post_event(struct i40iw_cm_event *event)
queue_work(event->cm_node->cm_core->event_wq, &event->event_work);
}
/**
* i40iw_qhash_ctrl - enable/disable qhash for list
* @iwdev: device pointer
* @parent_listen_node: parent listen node
* @nfo: cm info node
* @ipaddr: Pointer to IPv4 or IPv6 address
* @ipv4: flag indicating IPv4 when true
* @ifup: flag indicating interface up when true
*
* Enables or disables the qhash for the node in the child
* listen list that matches ipaddr. If no matching IP was found
* it will allocate and add a new child listen node to the
* parent listen node. The listen_list_lock is assumed to be
* held when called.
*/
static void i40iw_qhash_ctrl(struct i40iw_device *iwdev,
struct i40iw_cm_listener *parent_listen_node,
struct i40iw_cm_info *nfo,
u32 *ipaddr, bool ipv4, bool ifup)
{
struct list_head *child_listen_list = &parent_listen_node->child_listen_list;
struct i40iw_cm_listener *child_listen_node;
struct list_head *pos, *tpos;
enum i40iw_status_code ret;
bool node_allocated = false;
enum i40iw_quad_hash_manage_type op =
ifup ? I40IW_QHASH_MANAGE_TYPE_ADD : I40IW_QHASH_MANAGE_TYPE_DELETE;
list_for_each_safe(pos, tpos, child_listen_list) {
child_listen_node =
list_entry(pos,
struct i40iw_cm_listener,
child_listen_list);
if (!memcmp(child_listen_node->loc_addr, ipaddr, ipv4 ? 4 : 16))
goto set_qhash;
}
/* if not found then add a child listener if interface is going up */
if (!ifup)
return;
child_listen_node = kzalloc(sizeof(*child_listen_node), GFP_ATOMIC);
if (!child_listen_node)
return;
node_allocated = true;
memcpy(child_listen_node, parent_listen_node, sizeof(*child_listen_node));
memcpy(child_listen_node->loc_addr, ipaddr, ipv4 ? 4 : 16);
set_qhash:
memcpy(nfo->loc_addr,
child_listen_node->loc_addr,
sizeof(nfo->loc_addr));
nfo->vlan_id = child_listen_node->vlan_id;
ret = i40iw_manage_qhash(iwdev, nfo,
I40IW_QHASH_TYPE_TCP_SYN,
op,
NULL, false);
if (!ret) {
child_listen_node->qhash_set = ifup;
if (node_allocated)
list_add(&child_listen_node->child_listen_list,
&parent_listen_node->child_listen_list);
} else if (node_allocated) {
kfree(child_listen_node);
}
}
/**
* i40iw_cm_disconnect_all - disconnect all connected qp's
* @iwdev: device pointer
*/
void i40iw_cm_disconnect_all(struct i40iw_device *iwdev)
{
struct i40iw_cm_core *cm_core = &iwdev->cm_core;
struct list_head *list_core_temp;
struct list_head *list_node;
struct i40iw_cm_node *cm_node;
unsigned long flags;
struct list_head connected_list;
struct ib_qp_attr attr;
INIT_LIST_HEAD(&connected_list);
spin_lock_irqsave(&cm_core->ht_lock, flags);
list_for_each_safe(list_node, list_core_temp, &cm_core->connected_nodes) {
cm_node = container_of(list_node, struct i40iw_cm_node, list);
atomic_inc(&cm_node->ref_count);
list_add(&cm_node->connected_entry, &connected_list);
}
spin_unlock_irqrestore(&cm_core->ht_lock, flags);
list_for_each_safe(list_node, list_core_temp, &connected_list) {
cm_node = container_of(list_node, struct i40iw_cm_node, connected_entry);
attr.qp_state = IB_QPS_ERR;
i40iw_modify_qp(&cm_node->iwqp->ibqp, &attr, IB_QP_STATE, NULL);
i40iw_rem_ref_cm_node(cm_node);
}
}
/**
* i40iw_ifdown_notify - process an ifdown on an interface
* @iwdev: device pointer
* @ipaddr: Pointer to IPv4 or IPv6 address
* @ipv4: flag indicating IPv4 when true
* @ifup: flag indicating interface up when true
*/
void i40iw_if_notify(struct i40iw_device *iwdev, struct net_device *netdev,
u32 *ipaddr, bool ipv4, bool ifup)
{
struct i40iw_cm_core *cm_core = &iwdev->cm_core;
unsigned long flags;
struct i40iw_cm_listener *listen_node;
static const u32 ip_zero[4] = { 0, 0, 0, 0 };
struct i40iw_cm_info nfo;
u16 vlan_id = rdma_vlan_dev_vlan_id(netdev);
enum i40iw_status_code ret;
enum i40iw_quad_hash_manage_type op =
ifup ? I40IW_QHASH_MANAGE_TYPE_ADD : I40IW_QHASH_MANAGE_TYPE_DELETE;
/* Disable or enable qhash for listeners */
spin_lock_irqsave(&cm_core->listen_list_lock, flags);
list_for_each_entry(listen_node, &cm_core->listen_nodes, list) {
if (vlan_id == listen_node->vlan_id &&
(!memcmp(listen_node->loc_addr, ipaddr, ipv4 ? 4 : 16) ||
!memcmp(listen_node->loc_addr, ip_zero, ipv4 ? 4 : 16))) {
memcpy(nfo.loc_addr, listen_node->loc_addr,
sizeof(nfo.loc_addr));
nfo.loc_port = listen_node->loc_port;
nfo.ipv4 = listen_node->ipv4;
nfo.vlan_id = listen_node->vlan_id;
nfo.user_pri = listen_node->user_pri;
if (!list_empty(&listen_node->child_listen_list)) {
i40iw_qhash_ctrl(iwdev,
listen_node,
&nfo,
ipaddr, ipv4, ifup);
} else if (memcmp(listen_node->loc_addr, ip_zero,
ipv4 ? 4 : 16)) {
ret = i40iw_manage_qhash(iwdev,
&nfo,
I40IW_QHASH_TYPE_TCP_SYN,
op,
NULL,
false);
if (!ret)
listen_node->qhash_set = ifup;
}
}
}
spin_unlock_irqrestore(&cm_core->listen_list_lock, flags);
/* disconnect any connected qp's on ifdown */
if (!ifup)
i40iw_cm_disconnect_all(iwdev);
}

11
drivers/infiniband/hw/i40iw/i40iw_cm.h
View File

@@ -56,8 +56,6 @@
#define I40IW_MAX_IETF_SIZE 32
#define MPA_ZERO_PAD_LEN 4
/* IETF RTR MSG Fields */
#define IETF_PEER_TO_PEER 0x8000
#define IETF_FLPDU_ZERO_LEN 0x4000
@@ -299,6 +297,7 @@ struct i40iw_cm_listener {
enum i40iw_cm_listener_state listener_state;
u32 reused_node;
u8 user_pri;
u8 tos;
u16 vlan_id;
bool qhash_set;
bool ipv4;
@@ -341,9 +340,11 @@ struct i40iw_cm_node {
int accept_pend;
struct list_head timer_entry;
struct list_head reset_entry;
struct list_head connected_entry;
atomic_t passive_state;
bool qhash_set;
u8 user_pri;
u8 tos;
bool ipv4;
bool snd_mark_en;
u16 lsmm_size;
@@ -368,7 +369,8 @@ struct i40iw_cm_info {
u32 rem_addr[4];
u16 vlan_id;
int backlog;
u16 user_pri;
u8 user_pri;
u8 tos;
bool ipv4;
};
@@ -445,4 +447,7 @@ int i40iw_arp_table(struct i40iw_device *iwdev,
u8 *mac_addr,
u32 action);
void i40iw_if_notify(struct i40iw_device *iwdev, struct net_device *netdev,
u32 *ipaddr, bool ipv4, bool ifup);
void i40iw_cm_disconnect_all(struct i40iw_device *iwdev);
#endif /* I40IW_CM_H */

638
drivers/infiniband/hw/i40iw/i40iw_ctrl.c
View File

@@ -103,6 +103,7 @@ static enum i40iw_status_code i40iw_cqp_poll_registers(
if (newtail != tail) {
/* SUCCESS */
I40IW_RING_MOVE_TAIL(cqp->sq_ring);
cqp->dev->cqp_cmd_stats[OP_COMPLETED_COMMANDS]++;
return 0;
}
udelay(I40IW_SLEEP_COUNT);
@@ -222,6 +223,136 @@ static enum i40iw_status_code i40iw_sc_parse_fpm_query_buf(
return 0;
}
/**
* i40iw_fill_qos_list - Change all unknown qs handles to available ones
* @qs_list: list of qs_handles to be fixed with valid qs_handles
*/
static void i40iw_fill_qos_list(u16 *qs_list)
{
u16 qshandle = qs_list[0];
int i;
for (i = 0; i < I40IW_MAX_USER_PRIORITY; i++) {
if (qs_list[i] == QS_HANDLE_UNKNOWN)
qs_list[i] = qshandle;
else
qshandle = qs_list[i];
}
}
/**
* i40iw_qp_from_entry - Given entry, get to the qp structure
* @entry: Points to list of qp structure
*/
static struct i40iw_sc_qp *i40iw_qp_from_entry(struct list_head *entry)
{
if (!entry)
return NULL;
return (struct i40iw_sc_qp *)((char *)entry - offsetof(struct i40iw_sc_qp, list));
}
/**
* i40iw_get_qp - get the next qp from the list given current qp
* @head: Listhead of qp's
* @qp: current qp
*/
static struct i40iw_sc_qp *i40iw_get_qp(struct list_head *head, struct i40iw_sc_qp *qp)
{
struct list_head *entry = NULL;
struct list_head *lastentry;
if (list_empty(head))
return NULL;
if (!qp) {
entry = head->next;
} else {
lastentry = &qp->list;
entry = (lastentry != head) ? lastentry->next : NULL;
}
return i40iw_qp_from_entry(entry);
}
/**
* i40iw_change_l2params - given the new l2 parameters, change all qp
* @vsi: pointer to the vsi structure
* @l2params: New paramaters from l2
*/
void i40iw_change_l2params(struct i40iw_sc_vsi *vsi, struct i40iw_l2params *l2params)
{
struct i40iw_sc_dev *dev = vsi->dev;
struct i40iw_sc_qp *qp = NULL;
bool qs_handle_change = false;
bool mss_change = false;
unsigned long flags;
u16 qs_handle;
int i;
if (vsi->mss != l2params->mss) {
mss_change = true;
vsi->mss = l2params->mss;
}
i40iw_fill_qos_list(l2params->qs_handle_list);
for (i = 0; i < I40IW_MAX_USER_PRIORITY; i++) {
qs_handle = l2params->qs_handle_list[i];
if (vsi->qos[i].qs_handle != qs_handle)
qs_handle_change = true;
else if (!mss_change)
continue; /* no MSS nor qs handle change */
spin_lock_irqsave(&vsi->qos[i].lock, flags);
qp = i40iw_get_qp(&vsi->qos[i].qplist, qp);
while (qp) {
if (mss_change)
i40iw_qp_mss_modify(dev, qp);
if (qs_handle_change) {
qp->qs_handle = qs_handle;
/* issue cqp suspend command */
i40iw_qp_suspend_resume(dev, qp, true);
}
qp = i40iw_get_qp(&vsi->qos[i].qplist, qp);
}
spin_unlock_irqrestore(&vsi->qos[i].lock, flags);
vsi->qos[i].qs_handle = qs_handle;
}
}
/**
* i40iw_qp_rem_qos - remove qp from qos lists during destroy qp
* @qp: qp to be removed from qos
*/
static void i40iw_qp_rem_qos(struct i40iw_sc_qp *qp)
{
struct i40iw_sc_vsi *vsi = qp->vsi;
unsigned long flags;
if (!qp->on_qoslist)
return;
spin_lock_irqsave(&vsi->qos[qp->user_pri].lock, flags);
list_del(&qp->list);
spin_unlock_irqrestore(&vsi->qos[qp->user_pri].lock, flags);
}
/**
* i40iw_qp_add_qos - called during setctx fot qp to be added to qos
* @qp: qp to be added to qos
*/
void i40iw_qp_add_qos(struct i40iw_sc_qp *qp)
{
struct i40iw_sc_vsi *vsi = qp->vsi;
unsigned long flags;
if (qp->on_qoslist)
return;
spin_lock_irqsave(&vsi->qos[qp->user_pri].lock, flags);
qp->qs_handle = vsi->qos[qp->user_pri].qs_handle;
list_add(&qp->list, &vsi->qos[qp->user_pri].qplist);
qp->on_qoslist = true;
spin_unlock_irqrestore(&vsi->qos[qp->user_pri].lock, flags);
}
/**
* i40iw_sc_pd_init - initialize sc pd struct
* @dev: sc device struct
@@ -292,6 +423,9 @@ static enum i40iw_status_code i40iw_sc_cqp_init(struct i40iw_sc_cqp *cqp,
info->dev->cqp = cqp;
I40IW_RING_INIT(cqp->sq_ring, cqp->sq_size);
cqp->dev->cqp_cmd_stats[OP_REQUESTED_COMMANDS] = 0;
cqp->dev->cqp_cmd_stats[OP_COMPLETED_COMMANDS] = 0;
i40iw_debug(cqp->dev, I40IW_DEBUG_WQE,
"%s: sq_size[%04d] hw_sq_size[%04d] sq_base[%p] sq_pa[%llxh] cqp[%p] polarity[x%04X]\n",
__func__, cqp->sq_size, cqp->hw_sq_size,
@@ -302,12 +436,10 @@ static enum i40iw_status_code i40iw_sc_cqp_init(struct i40iw_sc_cqp *cqp,
/**
* i40iw_sc_cqp_create - create cqp during bringup
* @cqp: struct for cqp hw
* @disable_pfpdus: if pfpdu to be disabled
* @maj_err: If error, major err number
* @min_err: If error, minor err number
*/
static enum i40iw_status_code i40iw_sc_cqp_create(struct i40iw_sc_cqp *cqp,
bool disable_pfpdus,
u16 *maj_err,
u16 *min_err)
{
@@ -326,9 +458,6 @@ static enum i40iw_status_code i40iw_sc_cqp_create(struct i40iw_sc_cqp *cqp,
temp = LS_64(cqp->hw_sq_size, I40IW_CQPHC_SQSIZE) |
LS_64(cqp->struct_ver, I40IW_CQPHC_SVER);
if (disable_pfpdus)
temp |= LS_64(1, I40IW_CQPHC_DISABLE_PFPDUS);
set_64bit_val(cqp->host_ctx, 0, temp);
set_64bit_val(cqp->host_ctx, 8, cqp->sq_pa);
temp = LS_64(cqp->enabled_vf_count, I40IW_CQPHC_ENABLED_VFS) |
@@ -424,6 +553,7 @@ u64 *i40iw_sc_cqp_get_next_send_wqe(struct i40iw_sc_cqp *cqp, u64 scratch)
return NULL;
}
I40IW_ATOMIC_RING_MOVE_HEAD(cqp->sq_ring, wqe_idx, ret_code);
cqp->dev->cqp_cmd_stats[OP_REQUESTED_COMMANDS]++;
if (ret_code)
return NULL;
if (!wqe_idx)
@@ -559,6 +689,8 @@ static enum i40iw_status_code i40iw_sc_ccq_get_cqe_info(
I40IW_RING_GETCURRENT_HEAD(ccq->cq_uk.cq_ring));
wmb(); /* write shadow area before tail */
I40IW_RING_MOVE_TAIL(cqp->sq_ring);
ccq->dev->cqp_cmd_stats[OP_COMPLETED_COMMANDS]++;
return ret_code;
}
@@ -1051,6 +1183,7 @@ static enum i40iw_status_code i40iw_sc_manage_qhash_table_entry(
u64 qw1 = 0;
u64 qw2 = 0;
u64 temp;
struct i40iw_sc_vsi *vsi = info->vsi;
wqe = i40iw_sc_cqp_get_next_send_wqe(cqp, scratch);
if (!wqe)
@@ -1082,7 +1215,7 @@ static enum i40iw_status_code i40iw_sc_manage_qhash_table_entry(
LS_64(info->dest_ip[2], I40IW_CQPSQ_QHASH_ADDR2) |
LS_64(info->dest_ip[3], I40IW_CQPSQ_QHASH_ADDR3));
}
qw2 = LS_64(cqp->dev->qs_handle, I40IW_CQPSQ_QHASH_QS_HANDLE);
qw2 = LS_64(vsi->qos[info->user_pri].qs_handle, I40IW_CQPSQ_QHASH_QS_HANDLE);
if (info->vlan_valid)
qw2 |= LS_64(info->vlan_id, I40IW_CQPSQ_QHASH_VLANID);
set_64bit_val(wqe, 16, qw2);
@@ -2103,6 +2236,7 @@ static enum i40iw_status_code i40iw_sc_qp_init(struct i40iw_sc_qp *qp,
u32 offset;
qp->dev = info->pd->dev;
qp->vsi = info->vsi;
qp->sq_pa = info->sq_pa;
qp->rq_pa = info->rq_pa;
qp->hw_host_ctx_pa = info->host_ctx_pa;
@@ -2151,7 +2285,7 @@ static enum i40iw_status_code i40iw_sc_qp_init(struct i40iw_sc_qp *qp,
qp->rq_tph_en = info->rq_tph_en;
qp->rcv_tph_en = info->rcv_tph_en;
qp->xmit_tph_en = info->xmit_tph_en;
qp->qs_handle = qp->pd->dev->qs_handle;
qp->qs_handle = qp->vsi->qos[qp->user_pri].qs_handle;
qp->exception_lan_queue = qp->pd->dev->exception_lan_queue;
return 0;
@@ -2296,6 +2430,7 @@ static enum i40iw_status_code i40iw_sc_qp_destroy(
struct i40iw_sc_cqp *cqp;
u64 header;
i40iw_qp_rem_qos(qp);
cqp = qp->pd->dev->cqp;
wqe = i40iw_sc_cqp_get_next_send_wqe(cqp, scratch);
if (!wqe)
@@ -2443,10 +2578,20 @@ static enum i40iw_status_code i40iw_sc_qp_setctx(
{
struct i40iwarp_offload_info *iw;
struct i40iw_tcp_offload_info *tcp;
struct i40iw_sc_vsi *vsi;
struct i40iw_sc_dev *dev;
u64 qw0, qw3, qw7 = 0;
iw = info->iwarp_info;
tcp = info->tcp_info;
vsi = qp->vsi;
dev = qp->dev;
if (info->add_to_qoslist) {
qp->user_pri = info->user_pri;
i40iw_qp_add_qos(qp);
i40iw_debug(qp->dev, I40IW_DEBUG_DCB, "%s qp[%d] UP[%d] qset[%d]\n",
__func__, qp->qp_uk.qp_id, qp->user_pri, qp->qs_handle);
}
qw0 = LS_64(qp->qp_uk.rq_wqe_size, I40IWQPC_RQWQESIZE) |
LS_64(info->err_rq_idx_valid, I40IWQPC_ERR_RQ_IDX_VALID) |
LS_64(qp->rcv_tph_en, I40IWQPC_RCVTPHEN) |
@@ -2487,16 +2632,14 @@ static enum i40iw_status_code i40iw_sc_qp_setctx(
LS_64(iw->rdmap_ver, I40IWQPC_RDMAP_VER);
qw7 |= LS_64(iw->pd_id, I40IWQPC_PDIDX);
set_64bit_val(qp_ctx, 144, qp->q2_pa);
set_64bit_val(qp_ctx,
144,
LS_64(qp->q2_pa, I40IWQPC_Q2ADDR) |
LS_64(vsi->fcn_id, I40IWQPC_STAT_INDEX));
set_64bit_val(qp_ctx,
152,
LS_64(iw->last_byte_sent, I40IWQPC_LASTBYTESENT));
/*
* Hard-code IRD_SIZE to hw-limit, 128, in qpctx, i.e matching an
*advertisable IRD of 64
*/
iw->ird_size = I40IW_QPCTX_ENCD_MAXIRD;
set_64bit_val(qp_ctx,
160,
LS_64(iw->ord_size, I40IWQPC_ORDSIZE) |
@@ -2507,6 +2650,9 @@ static enum i40iw_status_code i40iw_sc_qp_setctx(
LS_64(iw->bind_en, I40IWQPC_BINDEN) |
LS_64(iw->fast_reg_en, I40IWQPC_FASTREGEN) |
LS_64(iw->priv_mode_en, I40IWQPC_PRIVEN) |
LS_64((((vsi->stats_fcn_id_alloc) &&
(dev->is_pf) && (vsi->fcn_id >= I40IW_FIRST_NON_PF_STAT)) ? 1 : 0),
I40IWQPC_USESTATSINSTANCE) |
LS_64(1, I40IWQPC_IWARPMODE) |
LS_64(iw->rcv_mark_en, I40IWQPC_RCVMARKERS) |
LS_64(iw->align_hdrs, I40IWQPC_ALIGNHDRS) |
@@ -2623,7 +2769,9 @@ static enum i40iw_status_code i40iw_sc_alloc_stag(
u64 *wqe;
struct i40iw_sc_cqp *cqp;
u64 header;
enum i40iw_page_size page_size;
page_size = (info->page_size == 0x200000) ? I40IW_PAGE_SIZE_2M : I40IW_PAGE_SIZE_4K;
cqp = dev->cqp;
wqe = i40iw_sc_cqp_get_next_send_wqe(cqp, scratch);
if (!wqe)
@@ -2643,7 +2791,7 @@ static enum i40iw_status_code i40iw_sc_alloc_stag(
LS_64(1, I40IW_CQPSQ_STAG_MR) |
LS_64(info->access_rights, I40IW_CQPSQ_STAG_ARIGHTS) |
LS_64(info->chunk_size, I40IW_CQPSQ_STAG_LPBLSIZE) |
LS_64(info->page_size, I40IW_CQPSQ_STAG_HPAGESIZE) |
LS_64(page_size, I40IW_CQPSQ_STAG_HPAGESIZE) |
LS_64(info->remote_access, I40IW_CQPSQ_STAG_REMACCENABLED) |
LS_64(info->use_hmc_fcn_index, I40IW_CQPSQ_STAG_USEHMCFNIDX) |
LS_64(info->use_pf_rid, I40IW_CQPSQ_STAG_USEPFRID) |
@@ -2679,7 +2827,9 @@ static enum i40iw_status_code i40iw_sc_mr_reg_non_shared(
u32 pble_obj_cnt;
bool remote_access;
u8 addr_type;
enum i40iw_page_size page_size;
page_size = (info->page_size == 0x200000) ? I40IW_PAGE_SIZE_2M : I40IW_PAGE_SIZE_4K;
if (info->access_rights & (I40IW_ACCESS_FLAGS_REMOTEREAD_ONLY |
I40IW_ACCESS_FLAGS_REMOTEWRITE_ONLY))
remote_access = true;
@@ -2722,7 +2872,7 @@ static enum i40iw_status_code i40iw_sc_mr_reg_non_shared(
header = LS_64(I40IW_CQP_OP_REG_MR, I40IW_CQPSQ_OPCODE) |
LS_64(1, I40IW_CQPSQ_STAG_MR) |
LS_64(info->chunk_size, I40IW_CQPSQ_STAG_LPBLSIZE) |
LS_64(info->page_size, I40IW_CQPSQ_STAG_HPAGESIZE) |
LS_64(page_size, I40IW_CQPSQ_STAG_HPAGESIZE) |
LS_64(info->access_rights, I40IW_CQPSQ_STAG_ARIGHTS) |
LS_64(remote_access, I40IW_CQPSQ_STAG_REMACCENABLED) |
LS_64(addr_type, I40IW_CQPSQ_STAG_VABASEDTO) |
@@ -2937,7 +3087,9 @@ enum i40iw_status_code i40iw_sc_mr_fast_register(
u64 temp, header;
u64 *wqe;
u32 wqe_idx;
enum i40iw_page_size page_size;
page_size = (info->page_size == 0x200000) ? I40IW_PAGE_SIZE_2M : I40IW_PAGE_SIZE_4K;
wqe = i40iw_qp_get_next_send_wqe(&qp->qp_uk, &wqe_idx, I40IW_QP_WQE_MIN_SIZE,
0, info->wr_id);
if (!wqe)
@@ -2964,7 +3116,7 @@ enum i40iw_status_code i40iw_sc_mr_fast_register(
LS_64(info->stag_idx, I40IWQPSQ_STAGINDEX) |
LS_64(I40IWQP_OP_FAST_REGISTER, I40IWQPSQ_OPCODE) |
LS_64(info->chunk_size, I40IWQPSQ_LPBLSIZE) |
LS_64(info->page_size, I40IWQPSQ_HPAGESIZE) |
LS_64(page_size, I40IWQPSQ_HPAGESIZE) |
LS_64(info->access_rights, I40IWQPSQ_STAGRIGHTS) |
LS_64(info->addr_type, I40IWQPSQ_VABASEDTO) |
LS_64(info->read_fence, I40IWQPSQ_READFENCE) |
@@ -3959,7 +4111,7 @@ enum i40iw_status_code i40iw_process_cqp_cmd(struct i40iw_sc_dev *dev,
struct cqp_commands_info *pcmdinfo)
{
enum i40iw_status_code status = 0;
unsigned long flags;
unsigned long flags;
spin_lock_irqsave(&dev->cqp_lock, flags);
if (list_empty(&dev->cqp_cmd_head) && !i40iw_ring_full(dev->cqp))
@@ -3978,7 +4130,7 @@ enum i40iw_status_code i40iw_process_bh(struct i40iw_sc_dev *dev)
{
enum i40iw_status_code status = 0;
struct cqp_commands_info *pcmdinfo;
unsigned long flags;
unsigned long flags;
spin_lock_irqsave(&dev->cqp_lock, flags);
while (!list_empty(&dev->cqp_cmd_head) && !i40iw_ring_full(dev->cqp)) {
@@ -4055,7 +4207,6 @@ static int i40iw_bld_terminate_hdr(struct i40iw_sc_qp *qp,
u16 ddp_seg_len;
int copy_len = 0;
u8 is_tagged = 0;
enum i40iw_flush_opcode flush_code = FLUSH_INVALID;
u32 opcode;
struct i40iw_terminate_hdr *termhdr;
@@ -4228,9 +4379,6 @@ static int i40iw_bld_terminate_hdr(struct i40iw_sc_qp *qp,
if (copy_len)
memcpy(termhdr + 1, pkt, copy_len);
if (flush_code && !info->in_rdrsp_wr)
qp->sq_flush = (info->sq) ? true : false;
return sizeof(struct i40iw_terminate_hdr) + copy_len;
}
@@ -4321,286 +4469,370 @@ void i40iw_terminate_received(struct i40iw_sc_qp *qp, struct i40iw_aeqe_info *in
}
/**
* i40iw_hw_stat_init - Initiliaze HW stats table
* @devstat: pestat struct
* i40iw_sc_vsi_init - Initialize virtual device
* @vsi: pointer to the vsi structure
* @info: parameters to initialize vsi
**/
void i40iw_sc_vsi_init(struct i40iw_sc_vsi *vsi, struct i40iw_vsi_init_info *info)
{
int i;
vsi->dev = info->dev;
vsi->back_vsi = info->back_vsi;
vsi->mss = info->params->mss;
i40iw_fill_qos_list(info->params->qs_handle_list);
for (i = 0; i < I40IW_MAX_USER_PRIORITY; i++) {
vsi->qos[i].qs_handle =
info->params->qs_handle_list[i];
i40iw_debug(vsi->dev, I40IW_DEBUG_DCB, "qset[%d]: %d\n", i, vsi->qos[i].qs_handle);
spin_lock_init(&vsi->qos[i].lock);
INIT_LIST_HEAD(&vsi->qos[i].qplist);
}
}
/**
* i40iw_hw_stats_init - Initiliaze HW stats table
* @stats: pestat struct
* @fcn_idx: PCI fn id
* @hw: PF i40iw_hw structure.
* @is_pf: Is it a PF?
*
* Populate the HW stat table with register offset addr for each
* stat. And start the perioidic stats timer.
* Populate the HW stats table with register offset addr for each
* stats. And start the perioidic stats timer.
*/
static void i40iw_hw_stat_init(struct i40iw_dev_pestat *devstat,
u8 fcn_idx,
struct i40iw_hw *hw, bool is_pf)
void i40iw_hw_stats_init(struct i40iw_vsi_pestat *stats, u8 fcn_idx, bool is_pf)
{
u32 stat_reg_offset;
u32 stat_index;
struct i40iw_dev_hw_stat_offsets *stat_table =
&devstat->hw_stat_offsets;
struct i40iw_dev_hw_stats *last_rd_stats = &devstat->last_read_hw_stats;
devstat->hw = hw;
u32 stats_reg_offset;
u32 stats_index;
struct i40iw_dev_hw_stats_offsets *stats_table =
&stats->hw_stats_offsets;
struct i40iw_dev_hw_stats *last_rd_stats = &stats->last_read_hw_stats;
if (is_pf) {
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_IP4RXDISCARD] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_IP4RXDISCARD] =
I40E_GLPES_PFIP4RXDISCARD(fcn_idx);
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_IP4RXTRUNC] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_IP4RXTRUNC] =
I40E_GLPES_PFIP4RXTRUNC(fcn_idx);
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_IP4TXNOROUTE] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_IP4TXNOROUTE] =
I40E_GLPES_PFIP4TXNOROUTE(fcn_idx);
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_IP6RXDISCARD] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_IP6RXDISCARD] =
I40E_GLPES_PFIP6RXDISCARD(fcn_idx);
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_IP6RXTRUNC] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_IP6RXTRUNC] =
I40E_GLPES_PFIP6RXTRUNC(fcn_idx);
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_IP6TXNOROUTE] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_IP6TXNOROUTE] =
I40E_GLPES_PFIP6TXNOROUTE(fcn_idx);
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_TCPRTXSEG] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_TCPRTXSEG] =
I40E_GLPES_PFTCPRTXSEG(fcn_idx);
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_TCPRXOPTERR] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_TCPRXOPTERR] =
I40E_GLPES_PFTCPRXOPTERR(fcn_idx);
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_TCPRXPROTOERR] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_TCPRXPROTOERR] =
I40E_GLPES_PFTCPRXPROTOERR(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP4RXOCTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP4RXOCTS] =
I40E_GLPES_PFIP4RXOCTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP4RXPKTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP4RXPKTS] =
I40E_GLPES_PFIP4RXPKTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP4RXFRAGS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP4RXFRAGS] =
I40E_GLPES_PFIP4RXFRAGSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP4RXMCPKTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP4RXMCPKTS] =
I40E_GLPES_PFIP4RXMCPKTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP4TXOCTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP4TXOCTS] =
I40E_GLPES_PFIP4TXOCTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP4TXPKTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP4TXPKTS] =
I40E_GLPES_PFIP4TXPKTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP4TXFRAGS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP4TXFRAGS] =
I40E_GLPES_PFIP4TXFRAGSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP4TXMCPKTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP4TXMCPKTS] =
I40E_GLPES_PFIP4TXMCPKTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP6RXOCTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP6RXOCTS] =
I40E_GLPES_PFIP6RXOCTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP6RXPKTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP6RXPKTS] =
I40E_GLPES_PFIP6RXPKTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP6RXFRAGS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP6RXFRAGS] =
I40E_GLPES_PFIP6RXFRAGSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP6RXMCPKTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP6RXMCPKTS] =
I40E_GLPES_PFIP6RXMCPKTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP6TXOCTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP6TXOCTS] =
I40E_GLPES_PFIP6TXOCTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP6TXPKTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP6TXPKTS] =
I40E_GLPES_PFIP6TXPKTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP6TXPKTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP6TXPKTS] =
I40E_GLPES_PFIP6TXPKTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP6TXFRAGS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP6TXFRAGS] =
I40E_GLPES_PFIP6TXFRAGSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_TCPRXSEGS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_TCPRXSEGS] =
I40E_GLPES_PFTCPRXSEGSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_TCPTXSEG] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_TCPTXSEG] =
I40E_GLPES_PFTCPTXSEGLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_RDMARXRDS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_RDMARXRDS] =
I40E_GLPES_PFRDMARXRDSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_RDMARXSNDS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_RDMARXSNDS] =
I40E_GLPES_PFRDMARXSNDSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_RDMARXWRS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_RDMARXWRS] =
I40E_GLPES_PFRDMARXWRSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_RDMATXRDS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_RDMATXRDS] =
I40E_GLPES_PFRDMATXRDSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_RDMATXSNDS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_RDMATXSNDS] =
I40E_GLPES_PFRDMATXSNDSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_RDMATXWRS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_RDMATXWRS] =
I40E_GLPES_PFRDMATXWRSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_RDMAVBND] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_RDMAVBND] =
I40E_GLPES_PFRDMAVBNDLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_RDMAVINV] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_RDMAVINV] =
I40E_GLPES_PFRDMAVINVLO(fcn_idx);
} else {
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_IP4RXDISCARD] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_IP4RXDISCARD] =
I40E_GLPES_VFIP4RXDISCARD(fcn_idx);
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_IP4RXTRUNC] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_IP4RXTRUNC] =
I40E_GLPES_VFIP4RXTRUNC(fcn_idx);
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_IP4TXNOROUTE] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_IP4TXNOROUTE] =
I40E_GLPES_VFIP4TXNOROUTE(fcn_idx);
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_IP6RXDISCARD] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_IP6RXDISCARD] =
I40E_GLPES_VFIP6RXDISCARD(fcn_idx);
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_IP6RXTRUNC] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_IP6RXTRUNC] =
I40E_GLPES_VFIP6RXTRUNC(fcn_idx);
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_IP6TXNOROUTE] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_IP6TXNOROUTE] =
I40E_GLPES_VFIP6TXNOROUTE(fcn_idx);
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_TCPRTXSEG] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_TCPRTXSEG] =
I40E_GLPES_VFTCPRTXSEG(fcn_idx);
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_TCPRXOPTERR] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_TCPRXOPTERR] =
I40E_GLPES_VFTCPRXOPTERR(fcn_idx);
stat_table->stat_offset_32[I40IW_HW_STAT_INDEX_TCPRXPROTOERR] =
stats_table->stats_offset_32[I40IW_HW_STAT_INDEX_TCPRXPROTOERR] =
I40E_GLPES_VFTCPRXPROTOERR(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP4RXOCTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP4RXOCTS] =
I40E_GLPES_VFIP4RXOCTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP4RXPKTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP4RXPKTS] =
I40E_GLPES_VFIP4RXPKTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP4RXFRAGS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP4RXFRAGS] =
I40E_GLPES_VFIP4RXFRAGSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP4RXMCPKTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP4RXMCPKTS] =
I40E_GLPES_VFIP4RXMCPKTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP4TXOCTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP4TXOCTS] =
I40E_GLPES_VFIP4TXOCTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP4TXPKTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP4TXPKTS] =
I40E_GLPES_VFIP4TXPKTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP4TXFRAGS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP4TXFRAGS] =
I40E_GLPES_VFIP4TXFRAGSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP4TXMCPKTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP4TXMCPKTS] =
I40E_GLPES_VFIP4TXMCPKTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP6RXOCTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP6RXOCTS] =
I40E_GLPES_VFIP6RXOCTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP6RXPKTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP6RXPKTS] =
I40E_GLPES_VFIP6RXPKTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP6RXFRAGS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP6RXFRAGS] =
I40E_GLPES_VFIP6RXFRAGSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP6RXMCPKTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP6RXMCPKTS] =
I40E_GLPES_VFIP6RXMCPKTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP6TXOCTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP6TXOCTS] =
I40E_GLPES_VFIP6TXOCTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP6TXPKTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP6TXPKTS] =
I40E_GLPES_VFIP6TXPKTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP6TXPKTS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP6TXPKTS] =
I40E_GLPES_VFIP6TXPKTSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_IP6TXFRAGS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_IP6TXFRAGS] =
I40E_GLPES_VFIP6TXFRAGSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_TCPRXSEGS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_TCPRXSEGS] =
I40E_GLPES_VFTCPRXSEGSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_TCPTXSEG] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_TCPTXSEG] =
I40E_GLPES_VFTCPTXSEGLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_RDMARXRDS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_RDMARXRDS] =
I40E_GLPES_VFRDMARXRDSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_RDMARXSNDS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_RDMARXSNDS] =
I40E_GLPES_VFRDMARXSNDSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_RDMARXWRS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_RDMARXWRS] =
I40E_GLPES_VFRDMARXWRSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_RDMATXRDS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_RDMATXRDS] =
I40E_GLPES_VFRDMATXRDSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_RDMATXSNDS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_RDMATXSNDS] =
I40E_GLPES_VFRDMATXSNDSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_RDMATXWRS] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_RDMATXWRS] =
I40E_GLPES_VFRDMATXWRSLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_RDMAVBND] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_RDMAVBND] =
I40E_GLPES_VFRDMAVBNDLO(fcn_idx);
stat_table->stat_offset_64[I40IW_HW_STAT_INDEX_RDMAVINV] =
stats_table->stats_offset_64[I40IW_HW_STAT_INDEX_RDMAVINV] =
I40E_GLPES_VFRDMAVINVLO(fcn_idx);
}
for (stat_index = 0; stat_index < I40IW_HW_STAT_INDEX_MAX_64;
stat_index++) {
stat_reg_offset = stat_table->stat_offset_64[stat_index];
last_rd_stats->stat_value_64[stat_index] =
readq(devstat->hw->hw_addr + stat_reg_offset);
for (stats_index = 0; stats_index < I40IW_HW_STAT_INDEX_MAX_64;
stats_index++) {
stats_reg_offset = stats_table->stats_offset_64[stats_index];
last_rd_stats->stats_value_64[stats_index] =
readq(stats->hw->hw_addr + stats_reg_offset);
}
for (stat_index = 0; stat_index < I40IW_HW_STAT_INDEX_MAX_32;
stat_index++) {
stat_reg_offset = stat_table->stat_offset_32[stat_index];
last_rd_stats->stat_value_32[stat_index] =
i40iw_rd32(devstat->hw, stat_reg_offset);
for (stats_index = 0; stats_index < I40IW_HW_STAT_INDEX_MAX_32;
stats_index++) {
stats_reg_offset = stats_table->stats_offset_32[stats_index];
last_rd_stats->stats_value_32[stats_index] =
i40iw_rd32(stats->hw, stats_reg_offset);
}
}
/**
* i40iw_hw_stat_read_32 - Read 32-bit HW stat counters and accommodates for roll-overs.
* @devstat: pestat struct
* @index: index in HW stat table which contains offset reg-addr
* @value: hw stat value
* i40iw_hw_stats_read_32 - Read 32-bit HW stats counters and accommodates for roll-overs.
* @stat: pestat struct
* @index: index in HW stats table which contains offset reg-addr
* @value: hw stats value
*/
static void i40iw_hw_stat_read_32(struct i40iw_dev_pestat *devstat,
enum i40iw_hw_stat_index_32b index,
u64 *value)
void i40iw_hw_stats_read_32(struct i40iw_vsi_pestat *stats,
enum i40iw_hw_stats_index_32b index,
u64 *value)
{
struct i40iw_dev_hw_stat_offsets *stat_table =
&devstat->hw_stat_offsets;
struct i40iw_dev_hw_stats *last_rd_stats = &devstat->last_read_hw_stats;
struct i40iw_dev_hw_stats *hw_stats = &devstat->hw_stats;
u64 new_stat_value = 0;
u32 stat_reg_offset = stat_table->stat_offset_32[index];
struct i40iw_dev_hw_stats_offsets *stats_table =
&stats->hw_stats_offsets;
struct i40iw_dev_hw_stats *last_rd_stats = &stats->last_read_hw_stats;
struct i40iw_dev_hw_stats *hw_stats = &stats->hw_stats;
u64 new_stats_value = 0;
u32 stats_reg_offset = stats_table->stats_offset_32[index];
new_stat_value = i40iw_rd32(devstat->hw, stat_reg_offset);
new_stats_value = i40iw_rd32(stats->hw, stats_reg_offset);
/*roll-over case */
if (new_stat_value < last_rd_stats->stat_value_32[index])
hw_stats->stat_value_32[index] += new_stat_value;
if (new_stats_value < last_rd_stats->stats_value_32[index])
hw_stats->stats_value_32[index] += new_stats_value;
else
hw_stats->stat_value_32[index] +=
new_stat_value - last_rd_stats->stat_value_32[index];
last_rd_stats->stat_value_32[index] = new_stat_value;
*value = hw_stats->stat_value_32[index];
hw_stats->stats_value_32[index] +=
new_stats_value - last_rd_stats->stats_value_32[index];
last_rd_stats->stats_value_32[index] = new_stats_value;
*value = hw_stats->stats_value_32[index];
}
/**
* i40iw_hw_stat_read_64 - Read HW stat counters (greater than 32-bit) and accommodates for roll-overs.
* @devstat: pestat struct
* @index: index in HW stat table which contains offset reg-addr
* @value: hw stat value
* i40iw_hw_stats_read_64 - Read HW stats counters (greater than 32-bit) and accommodates for roll-overs.
* @stats: pestat struct
* @index: index in HW stats table which contains offset reg-addr
* @value: hw stats value
*/
static void i40iw_hw_stat_read_64(struct i40iw_dev_pestat *devstat,
enum i40iw_hw_stat_index_64b index,
u64 *value)
void i40iw_hw_stats_read_64(struct i40iw_vsi_pestat *stats,
enum i40iw_hw_stats_index_64b index,
u64 *value)
{
struct i40iw_dev_hw_stat_offsets *stat_table =
&devstat->hw_stat_offsets;
struct i40iw_dev_hw_stats *last_rd_stats = &devstat->last_read_hw_stats;
struct i40iw_dev_hw_stats *hw_stats = &devstat->hw_stats;
u64 new_stat_value = 0;
u32 stat_reg_offset = stat_table->stat_offset_64[index];
struct i40iw_dev_hw_stats_offsets *stats_table =
&stats->hw_stats_offsets;
struct i40iw_dev_hw_stats *last_rd_stats = &stats->last_read_hw_stats;
struct i40iw_dev_hw_stats *hw_stats = &stats->hw_stats;
u64 new_stats_value = 0;
u32 stats_reg_offset = stats_table->stats_offset_64[index];
new_stat_value = readq(devstat->hw->hw_addr + stat_reg_offset);
new_stats_value = readq(stats->hw->hw_addr + stats_reg_offset);
/*roll-over case */
if (new_stat_value < last_rd_stats->stat_value_64[index])
hw_stats->stat_value_64[index] += new_stat_value;
if (new_stats_value < last_rd_stats->stats_value_64[index])
hw_stats->stats_value_64[index] += new_stats_value;
else
hw_stats->stat_value_64[index] +=
new_stat_value - last_rd_stats->stat_value_64[index];
last_rd_stats->stat_value_64[index] = new_stat_value;
*value = hw_stats->stat_value_64[index];
hw_stats->stats_value_64[index] +=
new_stats_value - last_rd_stats->stats_value_64[index];
last_rd_stats->stats_value_64[index] = new_stats_value;
*value = hw_stats->stats_value_64[index];
}
/**
* i40iw_hw_stat_read_all - read all HW stat counters
* @devstat: pestat struct
* @stat_values: hw stats structure
* i40iw_hw_stats_read_all - read all HW stat counters
* @stats: pestat struct
* @stats_values: hw stats structure
*
* Read all the HW stat counters and populates hw_stats structure
* of passed-in dev's pestat as well as copy created in stat_values.
* of passed-in vsi's pestat as well as copy created in stat_values.
*/
static void i40iw_hw_stat_read_all(struct i40iw_dev_pestat *devstat,
struct i40iw_dev_hw_stats *stat_values)
void i40iw_hw_stats_read_all(struct i40iw_vsi_pestat *stats,
struct i40iw_dev_hw_stats *stats_values)
{
u32 stat_index;
u32 stats_index;
unsigned long flags;
for (stat_index = 0; stat_index < I40IW_HW_STAT_INDEX_MAX_32;
stat_index++)
i40iw_hw_stat_read_32(devstat, stat_index,
&stat_values->stat_value_32[stat_index]);
for (stat_index = 0; stat_index < I40IW_HW_STAT_INDEX_MAX_64;
stat_index++)
i40iw_hw_stat_read_64(devstat, stat_index,
&stat_values->stat_value_64[stat_index]);
spin_lock_irqsave(&stats->lock, flags);
for (stats_index = 0; stats_index < I40IW_HW_STAT_INDEX_MAX_32;
stats_index++)
i40iw_hw_stats_read_32(stats, stats_index,
&stats_values->stats_value_32[stats_index]);
for (stats_index = 0; stats_index < I40IW_HW_STAT_INDEX_MAX_64;
stats_index++)
i40iw_hw_stats_read_64(stats, stats_index,
&stats_values->stats_value_64[stats_index]);
spin_unlock_irqrestore(&stats->lock, flags);
}
/**
* i40iw_hw_stat_refresh_all - Update all HW stat structs
* @devstat: pestat struct
* @stat_values: hw stats structure
* i40iw_hw_stats_refresh_all - Update all HW stats structs
* @stats: pestat struct
*
* Read all the HW stat counters to refresh values in hw_stats structure
* Read all the HW stats counters to refresh values in hw_stats structure
* of passed-in dev's pestat
*/
static void i40iw_hw_stat_refresh_all(struct i40iw_dev_pestat *devstat)
void i40iw_hw_stats_refresh_all(struct i40iw_vsi_pestat *stats)
{
u64 stat_value;
u32 stat_index;
u64 stats_value;
u32 stats_index;
unsigned long flags;
for (stat_index = 0; stat_index < I40IW_HW_STAT_INDEX_MAX_32;
stat_index++)
i40iw_hw_stat_read_32(devstat, stat_index, &stat_value);
for (stat_index = 0; stat_index < I40IW_HW_STAT_INDEX_MAX_64;
stat_index++)
i40iw_hw_stat_read_64(devstat, stat_index, &stat_value);
spin_lock_irqsave(&stats->lock, flags);
for (stats_index = 0; stats_index < I40IW_HW_STAT_INDEX_MAX_32;
stats_index++)
i40iw_hw_stats_read_32(stats, stats_index, &stats_value);
for (stats_index = 0; stats_index < I40IW_HW_STAT_INDEX_MAX_64;
stats_index++)
i40iw_hw_stats_read_64(stats, stats_index, &stats_value);
spin_unlock_irqrestore(&stats->lock, flags);
}
/**
* i40iw_get_fcn_id - Return the function id
* @dev: pointer to the device
*/
static u8 i40iw_get_fcn_id(struct i40iw_sc_dev *dev)
{
u8 fcn_id = I40IW_INVALID_FCN_ID;
u8 i;
for (i = I40IW_FIRST_NON_PF_STAT; i < I40IW_MAX_STATS_COUNT; i++)
if (!dev->fcn_id_array[i]) {
fcn_id = i;
dev->fcn_id_array[i] = true;
break;
}
return fcn_id;
}
/**
* i40iw_vsi_stats_init - Initialize the vsi statistics
* @vsi: pointer to the vsi structure
* @info: The info structure used for initialization
*/
enum i40iw_status_code i40iw_vsi_stats_init(struct i40iw_sc_vsi *vsi, struct i40iw_vsi_stats_info *info)
{
u8 fcn_id = info->fcn_id;
if (info->alloc_fcn_id)
fcn_id = i40iw_get_fcn_id(vsi->dev);
if (fcn_id == I40IW_INVALID_FCN_ID)
return I40IW_ERR_NOT_READY;
vsi->pestat = info->pestat;
vsi->pestat->hw = vsi->dev->hw;
if (info->stats_initialize) {
i40iw_hw_stats_init(vsi->pestat, fcn_id, true);
spin_lock_init(&vsi->pestat->lock);
i40iw_hw_stats_start_timer(vsi);
}
vsi->stats_fcn_id_alloc = info->alloc_fcn_id;
vsi->fcn_id = fcn_id;
return I40IW_SUCCESS;
}
/**
* i40iw_vsi_stats_free - Free the vsi stats
* @vsi: pointer to the vsi structure
*/
void i40iw_vsi_stats_free(struct i40iw_sc_vsi *vsi)
{
u8 fcn_id = vsi->fcn_id;
if ((vsi->stats_fcn_id_alloc) && (fcn_id != I40IW_INVALID_FCN_ID))
vsi->dev->fcn_id_array[fcn_id] = false;
i40iw_hw_stats_stop_timer(vsi);
}
static struct i40iw_cqp_ops iw_cqp_ops = {
@@ -4711,24 +4943,6 @@ static struct i40iw_hmc_ops iw_hmc_ops = {
NULL
};
static const struct i40iw_device_pestat_ops iw_device_pestat_ops = {
i40iw_hw_stat_init,
i40iw_hw_stat_read_32,
i40iw_hw_stat_read_64,
i40iw_hw_stat_read_all,
i40iw_hw_stat_refresh_all
};
/**
* i40iw_device_init_pestat - Initialize the pestat structure
* @dev: pestat struct
*/
enum i40iw_status_code i40iw_device_init_pestat(struct i40iw_dev_pestat *devstat)
{
devstat->ops = iw_device_pestat_ops;
return 0;
}
/**
* i40iw_device_init - Initialize IWARP device
* @dev: IWARP device pointer
@@ -4750,14 +4964,7 @@ enum i40iw_status_code i40iw_device_init(struct i40iw_sc_dev *dev,
dev->debug_mask = info->debug_mask;
ret_code = i40iw_device_init_pestat(&dev->dev_pestat);
if (ret_code) {
i40iw_debug(dev, I40IW_DEBUG_DEV,
"%s: i40iw_device_init_pestat failed\n", __func__);
return ret_code;
}
dev->hmc_fn_id = info->hmc_fn_id;
dev->qs_handle = info->qs_handle;
dev->exception_lan_queue = info->exception_lan_queue;
dev->is_pf = info->is_pf;
@@ -4770,15 +4977,10 @@ enum i40iw_status_code i40iw_device_init(struct i40iw_sc_dev *dev,
dev->hw = info->hw;
dev->hw->hw_addr = info->bar0;
val = i40iw_rd32(dev->hw, I40E_GLPCI_DREVID);
dev->hw_rev = (u8)RS_32(val, I40E_GLPCI_DREVID_DEFAULT_REVID);
if (dev->is_pf) {
dev->dev_pestat.ops.iw_hw_stat_init(&dev->dev_pestat,
dev->hmc_fn_id, dev->hw, true);
spin_lock_init(&dev->dev_pestat.stats_lock);
/*start the periodic stats_timer */
i40iw_hw_stats_start_timer(dev);
val = i40iw_rd32(dev->hw, I40E_GLPCI_DREVID);
dev->hw_rev = (u8)RS_32(val, I40E_GLPCI_DREVID_DEFAULT_REVID);
val = i40iw_rd32(dev->hw, I40E_GLPCI_LBARCTRL);
db_size = (u8)RS_32(val, I40E_GLPCI_LBARCTRL_PE_DB_SIZE);
if ((db_size != I40IW_PE_DB_SIZE_4M) &&

25
drivers/infiniband/hw/i40iw/i40iw_d.h
View File

@@ -35,6 +35,8 @@
#ifndef I40IW_D_H
#define I40IW_D_H
#define I40IW_FIRST_USER_QP_ID 2
#define I40IW_DB_ADDR_OFFSET (4 * 1024 * 1024 - 64 * 1024)
#define I40IW_VF_DB_ADDR_OFFSET (64 * 1024)
@@ -67,6 +69,9 @@
#define I40IW_STAG_TYPE_NONSHARED 1
#define I40IW_MAX_USER_PRIORITY 8
#define I40IW_MAX_STATS_COUNT 16
#define I40IW_FIRST_NON_PF_STAT 4
#define LS_64_1(val, bits) ((u64)(uintptr_t)val << bits)
#define RS_64_1(val, bits) ((u64)(uintptr_t)val >> bits)
@@ -74,6 +79,8 @@
#define RS_32_1(val, bits) (u32)(val >> bits)
#define I40E_HI_DWORD(x) ((u32)((((x) >> 16) >> 16) & 0xFFFFFFFF))
#define QS_HANDLE_UNKNOWN 0xffff
#define LS_64(val, field) (((u64)val << field ## _SHIFT) & (field ## _MASK))
#define RS_64(val, field) ((u64)(val & field ## _MASK) >> field ## _SHIFT)
@@ -1199,8 +1206,11 @@
#define I40IWQPC_RXCQNUM_SHIFT 32
#define I40IWQPC_RXCQNUM_MASK (0x1ffffULL << I40IWQPC_RXCQNUM_SHIFT)
#define I40IWQPC_Q2ADDR_SHIFT I40IW_CQPHC_QPCTX_SHIFT
#define I40IWQPC_Q2ADDR_MASK I40IW_CQPHC_QPCTX_MASK
#define I40IWQPC_STAT_INDEX_SHIFT 0
#define I40IWQPC_STAT_INDEX_MASK (0x1fULL << I40IWQPC_STAT_INDEX_SHIFT)
#define I40IWQPC_Q2ADDR_SHIFT 0
#define I40IWQPC_Q2ADDR_MASK (0xffffffffffffff00ULL << I40IWQPC_Q2ADDR_SHIFT)
#define I40IWQPC_LASTBYTESENT_SHIFT 0
#define I40IWQPC_LASTBYTESENT_MASK (0xffUL << I40IWQPC_LASTBYTESENT_SHIFT)
@@ -1232,11 +1242,8 @@
#define I40IWQPC_PRIVEN_SHIFT 25
#define I40IWQPC_PRIVEN_MASK (1UL << I40IWQPC_PRIVEN_SHIFT)
#define I40IWQPC_LSMMPRESENT_SHIFT 26
#define I40IWQPC_LSMMPRESENT_MASK (1UL << I40IWQPC_LSMMPRESENT_SHIFT)
#define I40IWQPC_ADJUSTFORLSMM_SHIFT 27
#define I40IWQPC_ADJUSTFORLSMM_MASK (1UL << I40IWQPC_ADJUSTFORLSMM_SHIFT)
#define I40IWQPC_USESTATSINSTANCE_SHIFT 26
#define I40IWQPC_USESTATSINSTANCE_MASK (1UL << I40IWQPC_USESTATSINSTANCE_SHIFT)
#define I40IWQPC_IWARPMODE_SHIFT 28
#define I40IWQPC_IWARPMODE_MASK (1UL << I40IWQPC_IWARPMODE_SHIFT)
@@ -1713,6 +1720,8 @@ enum i40iw_alignment {
#define OP_MANAGE_VF_PBLE_BP 28
#define OP_QUERY_FPM_VALUES 29
#define OP_COMMIT_FPM_VALUES 30
#define OP_SIZE_CQP_STAT_ARRAY 31
#define OP_REQUESTED_COMMANDS 31
#define OP_COMPLETED_COMMANDS 32
#define OP_SIZE_CQP_STAT_ARRAY 33
#endif

61
drivers/infiniband/hw/i40iw/i40iw_hw.c
View File

@@ -62,7 +62,7 @@ u32 i40iw_initialize_hw_resources(struct i40iw_device *iwdev)
max_mr = iwdev->sc_dev.hmc_info->hmc_obj[I40IW_HMC_IW_MR].cnt;
arp_table_size = iwdev->sc_dev.hmc_info->hmc_obj[I40IW_HMC_IW_ARP].cnt;
iwdev->max_cqe = 0xFFFFF;
num_pds = max_qp * 4;
num_pds = I40IW_MAX_PDS;
resources_size = sizeof(struct i40iw_arp_entry) * arp_table_size;
resources_size += sizeof(unsigned long) * BITS_TO_LONGS(max_qp);
resources_size += sizeof(unsigned long) * BITS_TO_LONGS(max_mr);
@@ -308,7 +308,9 @@ void i40iw_process_aeq(struct i40iw_device *iwdev)
iwqp = iwdev->qp_table[info->qp_cq_id];
if (!iwqp) {
spin_unlock_irqrestore(&iwdev->qptable_lock, flags);
i40iw_pr_err("qp_id %d is already freed\n", info->qp_cq_id);
i40iw_debug(dev, I40IW_DEBUG_AEQ,
"%s qp_id %d is already freed\n",
__func__, info->qp_cq_id);
continue;
}
i40iw_add_ref(&iwqp->ibqp);
@@ -359,6 +361,9 @@ void i40iw_process_aeq(struct i40iw_device *iwdev)
continue;
i40iw_cm_disconn(iwqp);
break;
case I40IW_AE_QP_SUSPEND_COMPLETE:
i40iw_qp_suspend_resume(dev, &iwqp->sc_qp, false);
break;
case I40IW_AE_TERMINATE_SENT:
i40iw_terminate_send_fin(qp);
break;
@@ -404,19 +409,18 @@ void i40iw_process_aeq(struct i40iw_device *iwdev)
case I40IW_AE_LCE_CQ_CATASTROPHIC:
case I40IW_AE_UDA_XMIT_DGRAM_TOO_LONG:
case I40IW_AE_UDA_XMIT_IPADDR_MISMATCH:
case I40IW_AE_QP_SUSPEND_COMPLETE:
ctx_info->err_rq_idx_valid = false;
default:
if (!info->sq && ctx_info->err_rq_idx_valid) {
ctx_info->err_rq_idx = info->wqe_idx;
ctx_info->tcp_info_valid = false;
ctx_info->iwarp_info_valid = false;
ret = dev->iw_priv_qp_ops->qp_setctx(&iwqp->sc_qp,
iwqp->host_ctx.va,
ctx_info);
}
i40iw_terminate_connection(qp, info);
break;
if (!info->sq && ctx_info->err_rq_idx_valid) {
ctx_info->err_rq_idx = info->wqe_idx;
ctx_info->tcp_info_valid = false;
ctx_info->iwarp_info_valid = false;
ret = dev->iw_priv_qp_ops->qp_setctx(&iwqp->sc_qp,
iwqp->host_ctx.va,
ctx_info);
}
i40iw_terminate_connection(qp, info);
break;
}
if (info->qp)
i40iw_rem_ref(&iwqp->ibqp);
@@ -538,6 +542,7 @@ enum i40iw_status_code i40iw_manage_qhash(struct i40iw_device *iwdev,
{
struct i40iw_qhash_table_info *info;
struct i40iw_sc_dev *dev = &iwdev->sc_dev;
struct i40iw_sc_vsi *vsi = &iwdev->vsi;
enum i40iw_status_code status;
struct i40iw_cqp *iwcqp = &iwdev->cqp;
struct i40iw_cqp_request *cqp_request;
@@ -550,6 +555,7 @@ enum i40iw_status_code i40iw_manage_qhash(struct i40iw_device *iwdev,
info = &cqp_info->in.u.manage_qhash_table_entry.info;
memset(info, 0, sizeof(*info));
info->vsi = &iwdev->vsi;
info->manage = mtype;
info->entry_type = etype;
if (cminfo->vlan_id != 0xFFFF) {
@@ -560,8 +566,9 @@ enum i40iw_status_code i40iw_manage_qhash(struct i40iw_device *iwdev,
}
info->ipv4_valid = cminfo->ipv4;
info->user_pri = cminfo->user_pri;
ether_addr_copy(info->mac_addr, iwdev->netdev->dev_addr);
info->qp_num = cpu_to_le32(dev->ilq->qp_id);
info->qp_num = cpu_to_le32(vsi->ilq->qp_id);
info->dest_port = cpu_to_le16(cminfo->loc_port);
info->dest_ip[0] = cpu_to_le32(cminfo->loc_addr[0]);
info->dest_ip[1] = cpu_to_le32(cminfo->loc_addr[1]);
@@ -617,6 +624,7 @@ enum i40iw_status_code i40iw_hw_flush_wqes(struct i40iw_device *iwdev,
struct i40iw_qp_flush_info *hw_info;
struct i40iw_cqp_request *cqp_request;
struct cqp_commands_info *cqp_info;
struct i40iw_qp *iwqp = (struct i40iw_qp *)qp->back_qp;
cqp_request = i40iw_get_cqp_request(&iwdev->cqp, wait);
if (!cqp_request)
@@ -631,9 +639,30 @@ enum i40iw_status_code i40iw_hw_flush_wqes(struct i40iw_device *iwdev,
cqp_info->in.u.qp_flush_wqes.qp = qp;
cqp_info->in.u.qp_flush_wqes.scratch = (uintptr_t)cqp_request;
status = i40iw_handle_cqp_op(iwdev, cqp_request);
if (status)
if (status) {
i40iw_pr_err("CQP-OP Flush WQE's fail");
return status;
complete(&iwqp->sq_drained);
complete(&iwqp->rq_drained);
return status;
}
if (!cqp_request->compl_info.maj_err_code) {
switch (cqp_request->compl_info.min_err_code) {
case I40IW_CQP_COMPL_RQ_WQE_FLUSHED:
complete(&iwqp->sq_drained);
break;
case I40IW_CQP_COMPL_SQ_WQE_FLUSHED:
complete(&iwqp->rq_drained);
break;
case I40IW_CQP_COMPL_RQ_SQ_WQE_FLUSHED:
break;
default:
complete(&iwqp->sq_drained);
complete(&iwqp->rq_drained);
break;
}
}
return 0;
}
/**

166
drivers/infiniband/hw/i40iw/i40iw_main.c
View File

@@ -237,14 +237,11 @@ static irqreturn_t i40iw_irq_handler(int irq, void *data)
*/
static void i40iw_destroy_cqp(struct i40iw_device *iwdev, bool free_hwcqp)
{
enum i40iw_status_code status = 0;
struct i40iw_sc_dev *dev = &iwdev->sc_dev;
struct i40iw_cqp *cqp = &iwdev->cqp;
if (free_hwcqp && dev->cqp_ops->cqp_destroy)
status = dev->cqp_ops->cqp_destroy(dev->cqp);
if (status)
i40iw_pr_err("destroy cqp failed");
if (free_hwcqp)
dev->cqp_ops->cqp_destroy(dev->cqp);
i40iw_free_dma_mem(dev->hw, &cqp->sq);
kfree(cqp->scratch_array);
@@ -270,6 +267,7 @@ static void i40iw_disable_irq(struct i40iw_sc_dev *dev,
i40iw_wr32(dev->hw, I40E_PFINT_DYN_CTLN(msix_vec->idx - 1), 0);
else
i40iw_wr32(dev->hw, I40E_VFINT_DYN_CTLN1(msix_vec->idx - 1), 0);
irq_set_affinity_hint(msix_vec->irq, NULL);
free_irq(msix_vec->irq, dev_id);
}
@@ -603,7 +601,7 @@ static enum i40iw_status_code i40iw_create_cqp(struct i40iw_device *iwdev)
i40iw_pr_err("cqp init status %d\n", status);
goto exit;
}
status = dev->cqp_ops->cqp_create(dev->cqp, true, &maj_err, &min_err);
status = dev->cqp_ops->cqp_create(dev->cqp, &maj_err, &min_err);
if (status) {
i40iw_pr_err("cqp create status %d maj_err %d min_err %d\n",
status, maj_err, min_err);
@@ -688,6 +686,7 @@ static enum i40iw_status_code i40iw_configure_ceq_vector(struct i40iw_device *iw
struct i40iw_msix_vector *msix_vec)
{
enum i40iw_status_code status;
cpumask_t mask;
if (iwdev->msix_shared && !ceq_id) {
tasklet_init(&iwdev->dpc_tasklet, i40iw_dpc, (unsigned long)iwdev);
@@ -697,12 +696,15 @@ static enum i40iw_status_code i40iw_configure_ceq_vector(struct i40iw_device *iw
status = request_irq(msix_vec->irq, i40iw_ceq_handler, 0, "CEQ", iwceq);
}
cpumask_clear(&mask);
cpumask_set_cpu(msix_vec->cpu_affinity, &mask);
irq_set_affinity_hint(msix_vec->irq, &mask);
if (status) {
i40iw_pr_err("ceq irq config fail\n");
return I40IW_ERR_CONFIG;
}
msix_vec->ceq_id = ceq_id;
msix_vec->cpu_affinity = 0;
return 0;
}
@@ -930,6 +932,7 @@ static enum i40iw_status_code i40iw_initialize_ilq(struct i40iw_device *iwdev)
struct i40iw_puda_rsrc_info info;
enum i40iw_status_code status;
memset(&info, 0, sizeof(info));
info.type = I40IW_PUDA_RSRC_TYPE_ILQ;
info.cq_id = 1;
info.qp_id = 0;
@@ -939,10 +942,9 @@ static enum i40iw_status_code i40iw_initialize_ilq(struct i40iw_device *iwdev)
info.rq_size = 8192;
info.buf_size = 1024;
info.tx_buf_cnt = 16384;
info.mss = iwdev->mss;
info.receive = i40iw_receive_ilq;
info.xmit_complete = i40iw_free_sqbuf;
status = i40iw_puda_create_rsrc(&iwdev->sc_dev, &info);
status = i40iw_puda_create_rsrc(&iwdev->vsi, &info);
if (status)
i40iw_pr_err("ilq create fail\n");
return status;
@@ -959,6 +961,7 @@ static enum i40iw_status_code i40iw_initialize_ieq(struct i40iw_device *iwdev)
struct i40iw_puda_rsrc_info info;
enum i40iw_status_code status;
memset(&info, 0, sizeof(info));
info.type = I40IW_PUDA_RSRC_TYPE_IEQ;
info.cq_id = 2;
info.qp_id = iwdev->sc_dev.exception_lan_queue;
@@ -967,9 +970,8 @@ static enum i40iw_status_code i40iw_initialize_ieq(struct i40iw_device *iwdev)
info.sq_size = 8192;
info.rq_size = 8192;
info.buf_size = 2048;
info.mss = iwdev->mss;
info.tx_buf_cnt = 16384;
status = i40iw_puda_create_rsrc(&iwdev->sc_dev, &info);
status = i40iw_puda_create_rsrc(&iwdev->vsi, &info);
if (status)
i40iw_pr_err("ieq create fail\n");
return status;
@@ -1159,7 +1161,7 @@ static void i40iw_add_ipv6_addr(struct i40iw_device *iwdev)
{
struct net_device *ip_dev;
struct inet6_dev *idev;
struct inet6_ifaddr *ifp;
struct inet6_ifaddr *ifp, *tmp;
u32 local_ipaddr6[4];
rcu_read_lock();
@@ -1172,7 +1174,7 @@ static void i40iw_add_ipv6_addr(struct i40iw_device *iwdev)
i40iw_pr_err("ipv6 inet device not found\n");
break;
}
list_for_each_entry(ifp, &idev->addr_list, if_list) {
list_for_each_entry_safe(ifp, tmp, &idev->addr_list, if_list) {
i40iw_pr_info("IP=%pI6, vlan_id=%d, MAC=%pM\n", &ifp->addr,
rdma_vlan_dev_vlan_id(ip_dev), ip_dev->dev_addr);
i40iw_copy_ip_ntohl(local_ipaddr6,
@@ -1294,17 +1296,23 @@ static enum i40iw_status_code i40iw_initialize_dev(struct i40iw_device *iwdev,
enum i40iw_status_code status;
struct i40iw_sc_dev *dev = &iwdev->sc_dev;
struct i40iw_device_init_info info;
struct i40iw_vsi_init_info vsi_info;
struct i40iw_dma_mem mem;
struct i40iw_l2params l2params;
u32 size;
struct i40iw_vsi_stats_info stats_info;
u16 last_qset = I40IW_NO_QSET;
u16 qset;
u32 i;
memset(&l2params, 0, sizeof(l2params));
memset(&info, 0, sizeof(info));
size = sizeof(struct i40iw_hmc_pble_rsrc) + sizeof(struct i40iw_hmc_info) +
(sizeof(struct i40iw_hmc_obj_info) * I40IW_HMC_IW_MAX);
iwdev->hmc_info_mem = kzalloc(size, GFP_KERNEL);
if (!iwdev->hmc_info_mem) {
i40iw_pr_err("memory alloc fail\n");
if (!iwdev->hmc_info_mem)
return I40IW_ERR_NO_MEMORY;
}
iwdev->pble_rsrc = (struct i40iw_hmc_pble_rsrc *)iwdev->hmc_info_mem;
dev->hmc_info = &iwdev->hw.hmc;
dev->hmc_info->hmc_obj = (struct i40iw_hmc_obj_info *)(iwdev->pble_rsrc + 1);
@@ -1325,7 +1333,17 @@ static enum i40iw_status_code i40iw_initialize_dev(struct i40iw_device *iwdev,
info.bar0 = ldev->hw_addr;
info.hw = &iwdev->hw;
info.debug_mask = debug;
info.qs_handle = ldev->params.qos.prio_qos[0].qs_handle;
l2params.mss =
(ldev->params.mtu) ? ldev->params.mtu - I40IW_MTU_TO_MSS : I40IW_DEFAULT_MSS;
for (i = 0; i < I40E_CLIENT_MAX_USER_PRIORITY; i++) {
qset = ldev->params.qos.prio_qos[i].qs_handle;
l2params.qs_handle_list[i] = qset;
if (last_qset == I40IW_NO_QSET)
last_qset = qset;
else if ((qset != last_qset) && (qset != I40IW_NO_QSET))
iwdev->dcb = true;
}
i40iw_pr_info("DCB is set/clear = %d\n", iwdev->dcb);
info.exception_lan_queue = 1;
info.vchnl_send = i40iw_virtchnl_send;
status = i40iw_device_init(&iwdev->sc_dev, &info);
@@ -1334,6 +1352,20 @@ exit:
kfree(iwdev->hmc_info_mem);
iwdev->hmc_info_mem = NULL;
}
memset(&vsi_info, 0, sizeof(vsi_info));
vsi_info.dev = &iwdev->sc_dev;
vsi_info.back_vsi = (void *)iwdev;
vsi_info.params = &l2params;
i40iw_sc_vsi_init(&iwdev->vsi, &vsi_info);
if (dev->is_pf) {
memset(&stats_info, 0, sizeof(stats_info));
stats_info.fcn_id = ldev->fid;
stats_info.pestat = kzalloc(sizeof(*stats_info.pestat), GFP_KERNEL);
stats_info.stats_initialize = true;
if (stats_info.pestat)
i40iw_vsi_stats_init(&iwdev->vsi, &stats_info);
}
return status;
}
@@ -1384,6 +1416,7 @@ static enum i40iw_status_code i40iw_save_msix_info(struct i40iw_device *iwdev,
for (i = 0, ceq_idx = 0; i < iwdev->msix_count; i++, iw_qvinfo++) {
iwdev->iw_msixtbl[i].idx = ldev->msix_entries[i].entry;
iwdev->iw_msixtbl[i].irq = ldev->msix_entries[i].vector;
iwdev->iw_msixtbl[i].cpu_affinity = ceq_idx;
if (i == 0) {
iw_qvinfo->aeq_idx = 0;
if (iwdev->msix_shared)
@@ -1404,18 +1437,19 @@ static enum i40iw_status_code i40iw_save_msix_info(struct i40iw_device *iwdev,
* i40iw_deinit_device - clean up the device resources
* @iwdev: iwarp device
* @reset: true if called before reset
* @del_hdl: true if delete hdl entry
*
* Destroy the ib device interface, remove the mac ip entry and ipv4/ipv6 addresses,
* destroy the device queues and free the pble and the hmc objects
*/
static void i40iw_deinit_device(struct i40iw_device *iwdev, bool reset, bool del_hdl)
static void i40iw_deinit_device(struct i40iw_device *iwdev, bool reset)
{
struct i40e_info *ldev = iwdev->ldev;
struct i40iw_sc_dev *dev = &iwdev->sc_dev;
i40iw_pr_info("state = %d\n", iwdev->init_state);
if (iwdev->param_wq)
destroy_workqueue(iwdev->param_wq);
switch (iwdev->init_state) {
case RDMA_DEV_REGISTERED:
@@ -1441,10 +1475,10 @@ static void i40iw_deinit_device(struct i40iw_device *iwdev, bool reset, bool del
i40iw_destroy_aeq(iwdev, reset);
/* fallthrough */
case IEQ_CREATED:
i40iw_puda_dele_resources(dev, I40IW_PUDA_RSRC_TYPE_IEQ, reset);
i40iw_puda_dele_resources(&iwdev->vsi, I40IW_PUDA_RSRC_TYPE_IEQ, reset);
/* fallthrough */
case ILQ_CREATED:
i40iw_puda_dele_resources(dev, I40IW_PUDA_RSRC_TYPE_ILQ, reset);
i40iw_puda_dele_resources(&iwdev->vsi, I40IW_PUDA_RSRC_TYPE_ILQ, reset);
/* fallthrough */
case CCQ_CREATED:
i40iw_destroy_ccq(iwdev, reset);
@@ -1456,13 +1490,14 @@ static void i40iw_deinit_device(struct i40iw_device *iwdev, bool reset, bool del
i40iw_del_hmc_objects(dev, dev->hmc_info, true, reset);
/* fallthrough */
case CQP_CREATED:
i40iw_destroy_cqp(iwdev, !reset);
i40iw_destroy_cqp(iwdev, true);
/* fallthrough */
case INITIAL_STATE:
i40iw_cleanup_cm_core(&iwdev->cm_core);
if (dev->is_pf)
i40iw_hw_stats_del_timer(dev);
if (iwdev->vsi.pestat) {
i40iw_vsi_stats_free(&iwdev->vsi);
kfree(iwdev->vsi.pestat);
}
i40iw_del_init_mem(iwdev);
break;
case INVALID_STATE:
@@ -1472,8 +1507,7 @@ static void i40iw_deinit_device(struct i40iw_device *iwdev, bool reset, bool del
break;
}
if (del_hdl)
i40iw_del_handler(i40iw_find_i40e_handler(ldev));
i40iw_del_handler(i40iw_find_i40e_handler(ldev));
kfree(iwdev->hdl);
}
@@ -1508,7 +1542,6 @@ static enum i40iw_status_code i40iw_setup_init_state(struct i40iw_handler *hdl,
iwdev->max_enabled_vfs = iwdev->max_rdma_vfs;
iwdev->netdev = ldev->netdev;
hdl->client = client;
iwdev->mss = (!ldev->params.mtu) ? I40IW_DEFAULT_MSS : ldev->params.mtu - I40IW_MTU_TO_MSS;
if (!ldev->ftype)
iwdev->db_start = pci_resource_start(ldev->pcidev, 0) + I40IW_DB_ADDR_OFFSET;
else
@@ -1528,6 +1561,7 @@ static enum i40iw_status_code i40iw_setup_init_state(struct i40iw_handler *hdl,
init_waitqueue_head(&iwdev->vchnl_waitq);
init_waitqueue_head(&dev->vf_reqs);
init_waitqueue_head(&iwdev->close_wq);
status = i40iw_initialize_dev(iwdev, ldev);
exit:
@@ -1539,6 +1573,20 @@ exit:
return status;
}
/**
* i40iw_get_used_rsrc - determine resources used internally
* @iwdev: iwarp device
*
* Called after internal allocations
*/
static void i40iw_get_used_rsrc(struct i40iw_device *iwdev)
{
iwdev->used_pds = find_next_zero_bit(iwdev->allocated_pds, iwdev->max_pd, 0);
iwdev->used_qps = find_next_zero_bit(iwdev->allocated_qps, iwdev->max_qp, 0);
iwdev->used_cqs = find_next_zero_bit(iwdev->allocated_cqs, iwdev->max_cq, 0);
iwdev->used_mrs = find_next_zero_bit(iwdev->allocated_mrs, iwdev->max_mr, 0);
}
/**
* i40iw_open - client interface operation open for iwarp/uda device
* @ldev: lan device information
@@ -1611,6 +1659,7 @@ static int i40iw_open(struct i40e_info *ldev, struct i40e_client *client)
status = i40iw_initialize_hw_resources(iwdev);
if (status)
break;
i40iw_get_used_rsrc(iwdev);
dev->ccq_ops->ccq_arm(dev->ccq);
status = i40iw_hmc_init_pble(&iwdev->sc_dev, iwdev->pble_rsrc);
if (status)
@@ -1630,35 +1679,73 @@ static int i40iw_open(struct i40e_info *ldev, struct i40e_client *client)
iwdev->init_state = RDMA_DEV_REGISTERED;
iwdev->iw_status = 1;
i40iw_port_ibevent(iwdev);
iwdev->param_wq = alloc_ordered_workqueue("l2params", WQ_MEM_RECLAIM);
if(iwdev->param_wq == NULL)
break;
i40iw_pr_info("i40iw_open completed\n");
return 0;
} while (0);
i40iw_pr_err("status = %d last completion = %d\n", status, iwdev->init_state);
i40iw_deinit_device(iwdev, false, false);
i40iw_deinit_device(iwdev, false);
return -ERESTART;
}
/**
* i40iw_l2param_change : handle qs handles for qos and mss change
* i40iw_l2params_worker - worker for l2 params change
* @work: work pointer for l2 params
*/
static void i40iw_l2params_worker(struct work_struct *work)
{
struct l2params_work *dwork =
container_of(work, struct l2params_work, work);
struct i40iw_device *iwdev = dwork->iwdev;
i40iw_change_l2params(&iwdev->vsi, &dwork->l2params);
atomic_dec(&iwdev->params_busy);
kfree(work);
}
/**
* i40iw_l2param_change - handle qs handles for qos and mss change
* @ldev: lan device information
* @client: client for paramater change
* @params: new parameters from L2
*/
static void i40iw_l2param_change(struct i40e_info *ldev,
struct i40e_client *client,
static void i40iw_l2param_change(struct i40e_info *ldev, struct i40e_client *client,
struct i40e_params *params)
{
struct i40iw_handler *hdl;
struct i40iw_l2params *l2params;
struct l2params_work *work;
struct i40iw_device *iwdev;
int i;
hdl = i40iw_find_i40e_handler(ldev);
if (!hdl)
return;
iwdev = &hdl->device;
if (params->mtu)
iwdev->mss = params->mtu - I40IW_MTU_TO_MSS;
if (atomic_read(&iwdev->params_busy))
return;
work = kzalloc(sizeof(*work), GFP_ATOMIC);
if (!work)
return;
atomic_inc(&iwdev->params_busy);
work->iwdev = iwdev;
l2params = &work->l2params;
for (i = 0; i < I40E_CLIENT_MAX_USER_PRIORITY; i++)
l2params->qs_handle_list[i] = params->qos.prio_qos[i].qs_handle;
l2params->mss = (params->mtu) ? params->mtu - I40IW_MTU_TO_MSS : iwdev->vsi.mss;
INIT_WORK(&work->work, i40iw_l2params_worker);
queue_work(iwdev->param_wq, &work->work);
}
/**
@@ -1679,8 +1766,11 @@ static void i40iw_close(struct i40e_info *ldev, struct i40e_client *client, bool
return;
iwdev = &hdl->device;
iwdev->closing = true;
i40iw_cm_disconnect_all(iwdev);
destroy_workqueue(iwdev->virtchnl_wq);
i40iw_deinit_device(iwdev, reset, true);
i40iw_deinit_device(iwdev, reset);
}
/**
@@ -1701,21 +1791,23 @@ static void i40iw_vf_reset(struct i40e_info *ldev, struct i40e_client *client, u
struct i40iw_vfdev *tmp_vfdev;
unsigned int i;
unsigned long flags;
struct i40iw_device *iwdev;
hdl = i40iw_find_i40e_handler(ldev);
if (!hdl)
return;
dev = &hdl->device.sc_dev;
iwdev = (struct i40iw_device *)dev->back_dev;
for (i = 0; i < I40IW_MAX_PE_ENABLED_VF_COUNT; i++) {
if (!dev->vf_dev[i] || (dev->vf_dev[i]->vf_id != vf_id))
continue;
/* free all resources allocated on behalf of vf */
tmp_vfdev = dev->vf_dev[i];
spin_lock_irqsave(&dev->dev_pestat.stats_lock, flags);
spin_lock_irqsave(&iwdev->vsi.pestat->lock, flags);
dev->vf_dev[i] = NULL;
spin_unlock_irqrestore(&dev->dev_pestat.stats_lock, flags);
spin_unlock_irqrestore(&iwdev->vsi.pestat->lock, flags);
i40iw_del_hmc_objects(dev, &tmp_vfdev->hmc_info, false, false);
/* remove vf hmc function */
memset(&hmc_fcn_info, 0, sizeof(hmc_fcn_info));

8
drivers/infiniband/hw/i40iw/i40iw_osdep.h
View File

@@ -198,6 +198,8 @@ enum i40iw_status_code i40iw_cqp_manage_vf_pble_bp(struct i40iw_sc_dev *dev,
void i40iw_cqp_spawn_worker(struct i40iw_sc_dev *dev,
struct i40iw_virtchnl_work_info *work_info, u32 iw_vf_idx);
void *i40iw_remove_head(struct list_head *list);
void i40iw_qp_suspend_resume(struct i40iw_sc_dev *dev, struct i40iw_sc_qp *qp, bool suspend);
void i40iw_qp_mss_modify(struct i40iw_sc_dev *dev, struct i40iw_sc_qp *qp);
void i40iw_term_modify_qp(struct i40iw_sc_qp *qp, u8 next_state, u8 term, u8 term_len);
void i40iw_terminate_done(struct i40iw_sc_qp *qp, int timeout_occurred);
@@ -207,9 +209,9 @@ void i40iw_terminate_del_timer(struct i40iw_sc_qp *qp);
enum i40iw_status_code i40iw_hw_manage_vf_pble_bp(struct i40iw_device *iwdev,
struct i40iw_manage_vf_pble_info *info,
bool wait);
struct i40iw_dev_pestat;
void i40iw_hw_stats_start_timer(struct i40iw_sc_dev *);
void i40iw_hw_stats_del_timer(struct i40iw_sc_dev *);
struct i40iw_sc_vsi;
void i40iw_hw_stats_start_timer(struct i40iw_sc_vsi *vsi);
void i40iw_hw_stats_stop_timer(struct i40iw_sc_vsi *vsi);
#define i40iw_mmiowb() mmiowb()
void i40iw_wr32(struct i40iw_hw *hw, u32 reg, u32 value);
u32 i40iw_rd32(struct i40iw_hw *hw, u32 reg);

21
drivers/infiniband/hw/i40iw/i40iw_p.h
View File

@@ -47,8 +47,6 @@ void i40iw_debug_buf(struct i40iw_sc_dev *dev, enum i40iw_debug_flag mask,
enum i40iw_status_code i40iw_device_init(struct i40iw_sc_dev *dev,
struct i40iw_device_init_info *info);
enum i40iw_status_code i40iw_device_init_pestat(struct i40iw_dev_pestat *);
void i40iw_sc_cqp_post_sq(struct i40iw_sc_cqp *cqp);
u64 *i40iw_sc_cqp_get_next_send_wqe(struct i40iw_sc_cqp *cqp, u64 scratch);
@@ -64,7 +62,24 @@ enum i40iw_status_code i40iw_sc_init_iw_hmc(struct i40iw_sc_dev *dev,
enum i40iw_status_code i40iw_pf_init_vfhmc(struct i40iw_sc_dev *dev, u8 vf_hmc_fn_id,
u32 *vf_cnt_array);
/* cqp misc functions */
/* stats functions */
void i40iw_hw_stats_refresh_all(struct i40iw_vsi_pestat *stats);
void i40iw_hw_stats_read_all(struct i40iw_vsi_pestat *stats, struct i40iw_dev_hw_stats *stats_values);
void i40iw_hw_stats_read_32(struct i40iw_vsi_pestat *stats,
enum i40iw_hw_stats_index_32b index,
u64 *value);
void i40iw_hw_stats_read_64(struct i40iw_vsi_pestat *stats,
enum i40iw_hw_stats_index_64b index,
u64 *value);
void i40iw_hw_stats_init(struct i40iw_vsi_pestat *stats, u8 index, bool is_pf);
/* vsi misc functions */
enum i40iw_status_code i40iw_vsi_stats_init(struct i40iw_sc_vsi *vsi, struct i40iw_vsi_stats_info *info);
void i40iw_vsi_stats_free(struct i40iw_sc_vsi *vsi);
void i40iw_sc_vsi_init(struct i40iw_sc_vsi *vsi, struct i40iw_vsi_init_info *info);
void i40iw_change_l2params(struct i40iw_sc_vsi *vsi, struct i40iw_l2params *l2params);
void i40iw_qp_add_qos(struct i40iw_sc_qp *qp);
void i40iw_terminate_send_fin(struct i40iw_sc_qp *qp);

4
drivers/infiniband/hw/i40iw/i40iw_pble.c
View File

@@ -353,10 +353,6 @@ static enum i40iw_status_code add_pble_pool(struct i40iw_sc_dev *dev,
pages = (idx->rel_pd_idx) ? (I40IW_HMC_PD_CNT_IN_SD -
idx->rel_pd_idx) : I40IW_HMC_PD_CNT_IN_SD;
pages = min(pages, pble_rsrc->unallocated_pble >> PBLE_512_SHIFT);
if (!pages) {
ret_code = I40IW_ERR_NO_PBLCHUNKS_AVAILABLE;
goto error;
}
info.chunk = chunk;
info.hmc_info = hmc_info;
info.pages = pages;

277
drivers/infiniband/hw/i40iw/i40iw_puda.c
View File

@@ -42,12 +42,13 @@
#include "i40iw_p.h"
#include "i40iw_puda.h"
static void i40iw_ieq_receive(struct i40iw_sc_dev *dev,
static void i40iw_ieq_receive(struct i40iw_sc_vsi *vsi,
struct i40iw_puda_buf *buf);
static void i40iw_ieq_tx_compl(struct i40iw_sc_dev *dev, void *sqwrid);
static void i40iw_ieq_tx_compl(struct i40iw_sc_vsi *vsi, void *sqwrid);
static void i40iw_ilq_putback_rcvbuf(struct i40iw_sc_qp *qp, u32 wqe_idx);
static enum i40iw_status_code i40iw_puda_replenish_rq(struct i40iw_puda_rsrc
*rsrc, bool initial);
static void i40iw_ieq_cleanup_qp(struct i40iw_puda_rsrc *ieq, struct i40iw_sc_qp *qp);
/**
* i40iw_puda_get_listbuf - get buffer from puda list
* @list: list to use for buffers (ILQ or IEQ)
@@ -292,7 +293,7 @@ enum i40iw_status_code i40iw_puda_poll_completion(struct i40iw_sc_dev *dev,
unsigned long flags;
if ((cq_type == I40IW_CQ_TYPE_ILQ) || (cq_type == I40IW_CQ_TYPE_IEQ)) {
rsrc = (cq_type == I40IW_CQ_TYPE_ILQ) ? dev->ilq : dev->ieq;
rsrc = (cq_type == I40IW_CQ_TYPE_ILQ) ? cq->vsi->ilq : cq->vsi->ieq;
} else {
i40iw_debug(dev, I40IW_DEBUG_PUDA, "%s qp_type error\n", __func__);
return I40IW_ERR_BAD_PTR;
@@ -335,7 +336,7 @@ enum i40iw_status_code i40iw_puda_poll_completion(struct i40iw_sc_dev *dev,
rsrc->stats_pkt_rcvd++;
rsrc->compl_rxwqe_idx = info.wqe_idx;
i40iw_debug(dev, I40IW_DEBUG_PUDA, "%s RQ completion\n", __func__);
rsrc->receive(rsrc->dev, buf);
rsrc->receive(rsrc->vsi, buf);
if (cq_type == I40IW_CQ_TYPE_ILQ)
i40iw_ilq_putback_rcvbuf(&rsrc->qp, info.wqe_idx);
else
@@ -345,12 +346,12 @@ enum i40iw_status_code i40iw_puda_poll_completion(struct i40iw_sc_dev *dev,
i40iw_debug(dev, I40IW_DEBUG_PUDA, "%s SQ completion\n", __func__);
sqwrid = (void *)(uintptr_t)qp->sq_wrtrk_array[info.wqe_idx].wrid;
I40IW_RING_SET_TAIL(qp->sq_ring, info.wqe_idx);
rsrc->xmit_complete(rsrc->dev, sqwrid);
rsrc->xmit_complete(rsrc->vsi, sqwrid);
spin_lock_irqsave(&rsrc->bufpool_lock, flags);
rsrc->tx_wqe_avail_cnt++;
spin_unlock_irqrestore(&rsrc->bufpool_lock, flags);
if (!list_empty(&dev->ilq->txpend))
i40iw_puda_send_buf(dev->ilq, NULL);
if (!list_empty(&rsrc->vsi->ilq->txpend))
i40iw_puda_send_buf(rsrc->vsi->ilq, NULL);
}
done:
@@ -513,10 +514,8 @@ static void i40iw_puda_qp_setctx(struct i40iw_puda_rsrc *rsrc)
* i40iw_puda_qp_wqe - setup wqe for qp create
* @rsrc: resource for qp
*/
static enum i40iw_status_code i40iw_puda_qp_wqe(struct i40iw_puda_rsrc *rsrc)
static enum i40iw_status_code i40iw_puda_qp_wqe(struct i40iw_sc_dev *dev, struct i40iw_sc_qp *qp)
{
struct i40iw_sc_qp *qp = &rsrc->qp;
struct i40iw_sc_dev *dev = rsrc->dev;
struct i40iw_sc_cqp *cqp;
u64 *wqe;
u64 header;
@@ -582,6 +581,7 @@ static enum i40iw_status_code i40iw_puda_qp_create(struct i40iw_puda_rsrc *rsrc)
qp->back_qp = (void *)rsrc;
qp->sq_pa = mem->pa;
qp->rq_pa = qp->sq_pa + sq_size;
qp->vsi = rsrc->vsi;
ukqp->sq_base = mem->va;
ukqp->rq_base = &ukqp->sq_base[rsrc->sq_size];
ukqp->shadow_area = ukqp->rq_base[rsrc->rq_size].elem;
@@ -608,14 +608,62 @@ static enum i40iw_status_code i40iw_puda_qp_create(struct i40iw_puda_rsrc *rsrc)
ukqp->wqe_alloc_reg = (u32 __iomem *)(i40iw_get_hw_addr(qp->pd->dev) +
I40E_VFPE_WQEALLOC1);
qp->qs_handle = qp->dev->qs_handle;
qp->user_pri = 0;
i40iw_qp_add_qos(qp);
i40iw_puda_qp_setctx(rsrc);
ret = i40iw_puda_qp_wqe(rsrc);
if (rsrc->ceq_valid)
ret = i40iw_cqp_qp_create_cmd(rsrc->dev, qp);
else
ret = i40iw_puda_qp_wqe(rsrc->dev, qp);
if (ret)
i40iw_free_dma_mem(rsrc->dev->hw, &rsrc->qpmem);
return ret;
}
/**
* i40iw_puda_cq_wqe - setup wqe for cq create
* @rsrc: resource for cq
*/
static enum i40iw_status_code i40iw_puda_cq_wqe(struct i40iw_sc_dev *dev, struct i40iw_sc_cq *cq)
{
u64 *wqe;
struct i40iw_sc_cqp *cqp;
u64 header;
struct i40iw_ccq_cqe_info compl_info;
enum i40iw_status_code status = 0;
cqp = dev->cqp;
wqe = i40iw_sc_cqp_get_next_send_wqe(cqp, 0);
if (!wqe)
return I40IW_ERR_RING_FULL;
set_64bit_val(wqe, 0, cq->cq_uk.cq_size);
set_64bit_val(wqe, 8, RS_64_1(cq, 1));
set_64bit_val(wqe, 16,
LS_64(cq->shadow_read_threshold,
I40IW_CQPSQ_CQ_SHADOW_READ_THRESHOLD));
set_64bit_val(wqe, 32, cq->cq_pa);
set_64bit_val(wqe, 40, cq->shadow_area_pa);
header = cq->cq_uk.cq_id |
LS_64(I40IW_CQP_OP_CREATE_CQ, I40IW_CQPSQ_OPCODE) |
LS_64(1, I40IW_CQPSQ_CQ_CHKOVERFLOW) |
LS_64(1, I40IW_CQPSQ_CQ_ENCEQEMASK) |
LS_64(1, I40IW_CQPSQ_CQ_CEQIDVALID) |
LS_64(cqp->polarity, I40IW_CQPSQ_WQEVALID);
set_64bit_val(wqe, 24, header);
i40iw_debug_buf(dev, I40IW_DEBUG_PUDA, "PUDA CQE",
wqe, I40IW_CQP_WQE_SIZE * 8);
i40iw_sc_cqp_post_sq(dev->cqp);
status = dev->cqp_ops->poll_for_cqp_op_done(dev->cqp,
I40IW_CQP_OP_CREATE_CQ,
&compl_info);
return status;
}
/**
* i40iw_puda_cq_create - create cq for resource
* @rsrc: resource for which cq to create
@@ -624,18 +672,13 @@ static enum i40iw_status_code i40iw_puda_cq_create(struct i40iw_puda_rsrc *rsrc)
{
struct i40iw_sc_dev *dev = rsrc->dev;
struct i40iw_sc_cq *cq = &rsrc->cq;
u64 *wqe;
struct i40iw_sc_cqp *cqp;
u64 header;
enum i40iw_status_code ret = 0;
u32 tsize, cqsize;
u32 shadow_read_threshold = 128;
struct i40iw_dma_mem *mem;
struct i40iw_ccq_cqe_info compl_info;
struct i40iw_cq_init_info info;
struct i40iw_cq_uk_init_info *init_info = &info.cq_uk_init_info;
cq->back_cq = (void *)rsrc;
cq->vsi = rsrc->vsi;
cqsize = rsrc->cq_size * (sizeof(struct i40iw_cqe));
tsize = cqsize + sizeof(struct i40iw_cq_shadow_area);
ret = i40iw_allocate_dma_mem(dev->hw, &rsrc->cqmem, tsize,
@@ -656,70 +699,110 @@ static enum i40iw_status_code i40iw_puda_cq_create(struct i40iw_puda_rsrc *rsrc)
init_info->shadow_area = (u64 *)((u8 *)mem->va + cqsize);
init_info->cq_size = rsrc->cq_size;
init_info->cq_id = rsrc->cq_id;
info.ceqe_mask = true;
info.ceq_id_valid = true;
ret = dev->iw_priv_cq_ops->cq_init(cq, &info);
if (ret)
goto error;
cqp = dev->cqp;
wqe = i40iw_sc_cqp_get_next_send_wqe(cqp, 0);
if (!wqe) {
ret = I40IW_ERR_RING_FULL;
goto error;
}
set_64bit_val(wqe, 0, rsrc->cq_size);
set_64bit_val(wqe, 8, RS_64_1(cq, 1));
set_64bit_val(wqe, 16, LS_64(shadow_read_threshold, I40IW_CQPSQ_CQ_SHADOW_READ_THRESHOLD));
set_64bit_val(wqe, 32, cq->cq_pa);
set_64bit_val(wqe, 40, cq->shadow_area_pa);
header = rsrc->cq_id |
LS_64(I40IW_CQP_OP_CREATE_CQ, I40IW_CQPSQ_OPCODE) |
LS_64(1, I40IW_CQPSQ_CQ_CHKOVERFLOW) |
LS_64(1, I40IW_CQPSQ_CQ_ENCEQEMASK) |
LS_64(1, I40IW_CQPSQ_CQ_CEQIDVALID) |
LS_64(cqp->polarity, I40IW_CQPSQ_WQEVALID);
set_64bit_val(wqe, 24, header);
i40iw_debug_buf(dev, I40IW_DEBUG_PUDA, "PUDA CQE",
wqe, I40IW_CQP_WQE_SIZE * 8);
i40iw_sc_cqp_post_sq(dev->cqp);
ret = dev->cqp_ops->poll_for_cqp_op_done(dev->cqp,
I40IW_CQP_OP_CREATE_CQ,
&compl_info);
if (rsrc->ceq_valid)
ret = i40iw_cqp_cq_create_cmd(dev, cq);
else
ret = i40iw_puda_cq_wqe(dev, cq);
error:
if (ret)
i40iw_free_dma_mem(dev->hw, &rsrc->cqmem);
return ret;
}
/**
* i40iw_puda_free_qp - free qp for resource
* @rsrc: resource for which qp to free
*/
static void i40iw_puda_free_qp(struct i40iw_puda_rsrc *rsrc)
{
enum i40iw_status_code ret;
struct i40iw_ccq_cqe_info compl_info;
struct i40iw_sc_dev *dev = rsrc->dev;
if (rsrc->ceq_valid) {
i40iw_cqp_qp_destroy_cmd(dev, &rsrc->qp);
return;
}
ret = dev->iw_priv_qp_ops->qp_destroy(&rsrc->qp,
0, false, true, true);
if (ret)
i40iw_debug(dev, I40IW_DEBUG_PUDA,
"%s error puda qp destroy wqe\n",
__func__);
if (!ret) {
ret = dev->cqp_ops->poll_for_cqp_op_done(dev->cqp,
I40IW_CQP_OP_DESTROY_QP,
&compl_info);
if (ret)
i40iw_debug(dev, I40IW_DEBUG_PUDA,
"%s error puda qp destroy failed\n",
__func__);
}
}
/**
* i40iw_puda_free_cq - free cq for resource
* @rsrc: resource for which cq to free
*/
static void i40iw_puda_free_cq(struct i40iw_puda_rsrc *rsrc)
{
enum i40iw_status_code ret;
struct i40iw_ccq_cqe_info compl_info;
struct i40iw_sc_dev *dev = rsrc->dev;
if (rsrc->ceq_valid) {
i40iw_cqp_cq_destroy_cmd(dev, &rsrc->cq);
return;
}
ret = dev->iw_priv_cq_ops->cq_destroy(&rsrc->cq, 0, true);
if (ret)
i40iw_debug(dev, I40IW_DEBUG_PUDA,
"%s error ieq cq destroy\n",
__func__);
if (!ret) {
ret = dev->cqp_ops->poll_for_cqp_op_done(dev->cqp,
I40IW_CQP_OP_DESTROY_CQ,
&compl_info);
if (ret)
i40iw_debug(dev, I40IW_DEBUG_PUDA,
"%s error ieq qp destroy done\n",
__func__);
}
}
/**
* i40iw_puda_dele_resources - delete all resources during close
* @dev: iwarp device
* @type: type of resource to dele
* @reset: true if reset chip
*/
void i40iw_puda_dele_resources(struct i40iw_sc_dev *dev,
void i40iw_puda_dele_resources(struct i40iw_sc_vsi *vsi,
enum puda_resource_type type,
bool reset)
{
struct i40iw_ccq_cqe_info compl_info;
struct i40iw_sc_dev *dev = vsi->dev;
struct i40iw_puda_rsrc *rsrc;
struct i40iw_puda_buf *buf = NULL;
struct i40iw_puda_buf *nextbuf = NULL;
struct i40iw_virt_mem *vmem;
enum i40iw_status_code ret;
switch (type) {
case I40IW_PUDA_RSRC_TYPE_ILQ:
rsrc = dev->ilq;
vmem = &dev->ilq_mem;
rsrc = vsi->ilq;
vmem = &vsi->ilq_mem;
break;
case I40IW_PUDA_RSRC_TYPE_IEQ:
rsrc = dev->ieq;
vmem = &dev->ieq_mem;
rsrc = vsi->ieq;
vmem = &vsi->ieq_mem;
break;
default:
i40iw_debug(dev, I40IW_DEBUG_PUDA, "%s: error resource type = 0x%x\n",
@@ -731,45 +814,14 @@ void i40iw_puda_dele_resources(struct i40iw_sc_dev *dev,
case PUDA_HASH_CRC_COMPLETE:
i40iw_free_hash_desc(rsrc->hash_desc);
case PUDA_QP_CREATED:
do {
if (reset)
break;
ret = dev->iw_priv_qp_ops->qp_destroy(&rsrc->qp,
0, false, true, true);
if (ret)
i40iw_debug(rsrc->dev, I40IW_DEBUG_PUDA,
"%s error ieq qp destroy\n",
__func__);
ret = dev->cqp_ops->poll_for_cqp_op_done(dev->cqp,
I40IW_CQP_OP_DESTROY_QP,
&compl_info);
if (ret)
i40iw_debug(rsrc->dev, I40IW_DEBUG_PUDA,
"%s error ieq qp destroy done\n",
__func__);
} while (0);
if (!reset)
i40iw_puda_free_qp(rsrc);
i40iw_free_dma_mem(dev->hw, &rsrc->qpmem);
/* fallthrough */
case PUDA_CQ_CREATED:
do {
if (reset)
break;
ret = dev->iw_priv_cq_ops->cq_destroy(&rsrc->cq, 0, true);
if (ret)
i40iw_debug(rsrc->dev, I40IW_DEBUG_PUDA,
"%s error ieq cq destroy\n",
__func__);
ret = dev->cqp_ops->poll_for_cqp_op_done(dev->cqp,
I40IW_CQP_OP_DESTROY_CQ,
&compl_info);
if (ret)
i40iw_debug(rsrc->dev, I40IW_DEBUG_PUDA,
"%s error ieq qp destroy done\n",
__func__);
} while (0);
if (!reset)
i40iw_puda_free_cq(rsrc);
i40iw_free_dma_mem(dev->hw, &rsrc->cqmem);
break;
@@ -825,9 +877,10 @@ static enum i40iw_status_code i40iw_puda_allocbufs(struct i40iw_puda_rsrc *rsrc,
* @dev: iwarp device
* @info: resource information
*/
enum i40iw_status_code i40iw_puda_create_rsrc(struct i40iw_sc_dev *dev,
enum i40iw_status_code i40iw_puda_create_rsrc(struct i40iw_sc_vsi *vsi,
struct i40iw_puda_rsrc_info *info)
{
struct i40iw_sc_dev *dev = vsi->dev;
enum i40iw_status_code ret = 0;
struct i40iw_puda_rsrc *rsrc;
u32 pudasize;
@@ -840,10 +893,10 @@ enum i40iw_status_code i40iw_puda_create_rsrc(struct i40iw_sc_dev *dev,
rqwridsize = info->rq_size * 8;
switch (info->type) {
case I40IW_PUDA_RSRC_TYPE_ILQ:
vmem = &dev->ilq_mem;
vmem = &vsi->ilq_mem;
break;
case I40IW_PUDA_RSRC_TYPE_IEQ:
vmem = &dev->ieq_mem;
vmem = &vsi->ieq_mem;
break;
default:
return I40IW_NOT_SUPPORTED;
@@ -856,22 +909,22 @@ enum i40iw_status_code i40iw_puda_create_rsrc(struct i40iw_sc_dev *dev,
rsrc = (struct i40iw_puda_rsrc *)vmem->va;
spin_lock_init(&rsrc->bufpool_lock);
if (info->type == I40IW_PUDA_RSRC_TYPE_ILQ) {
dev->ilq = (struct i40iw_puda_rsrc *)vmem->va;
dev->ilq_count = info->count;
vsi->ilq = (struct i40iw_puda_rsrc *)vmem->va;
vsi->ilq_count = info->count;
rsrc->receive = info->receive;
rsrc->xmit_complete = info->xmit_complete;
} else {
vmem = &dev->ieq_mem;
dev->ieq_count = info->count;
dev->ieq = (struct i40iw_puda_rsrc *)vmem->va;
vmem = &vsi->ieq_mem;
vsi->ieq_count = info->count;
vsi->ieq = (struct i40iw_puda_rsrc *)vmem->va;
rsrc->receive = i40iw_ieq_receive;
rsrc->xmit_complete = i40iw_ieq_tx_compl;
}
rsrc->ceq_valid = info->ceq_valid;
rsrc->type = info->type;
rsrc->sq_wrtrk_array = (struct i40iw_sq_uk_wr_trk_info *)((u8 *)vmem->va + pudasize);
rsrc->rq_wrid_array = (u64 *)((u8 *)vmem->va + pudasize + sqwridsize);
rsrc->mss = info->mss;
/* Initialize all ieq lists */
INIT_LIST_HEAD(&rsrc->bufpool);
INIT_LIST_HEAD(&rsrc->txpend);
@@ -885,6 +938,7 @@ enum i40iw_status_code i40iw_puda_create_rsrc(struct i40iw_sc_dev *dev,
rsrc->cq_size = info->rq_size + info->sq_size;
rsrc->buf_size = info->buf_size;
rsrc->dev = dev;
rsrc->vsi = vsi;
ret = i40iw_puda_cq_create(rsrc);
if (!ret) {
@@ -919,7 +973,7 @@ enum i40iw_status_code i40iw_puda_create_rsrc(struct i40iw_sc_dev *dev,
dev->ccq_ops->ccq_arm(&rsrc->cq);
return ret;
error:
i40iw_puda_dele_resources(dev, info->type, false);
i40iw_puda_dele_resources(vsi, info->type, false);
return ret;
}
@@ -1131,7 +1185,7 @@ static enum i40iw_status_code i40iw_ieq_handle_partial(struct i40iw_puda_rsrc *i
list_add(&buf->list, &pbufl);
status = i40iw_ieq_create_pbufl(pfpdu, rxlist, &pbufl, buf, fpdu_len);
if (!status)
if (status)
goto error;
txbuf = i40iw_puda_get_bufpool(ieq);
@@ -1332,7 +1386,7 @@ static void i40iw_ieq_handle_exception(struct i40iw_puda_rsrc *ieq,
}
if (pfpdu->mode && (fps != pfpdu->fps)) {
/* clean up qp as it is new partial sequence */
i40iw_ieq_cleanup_qp(ieq->dev, qp);
i40iw_ieq_cleanup_qp(ieq, qp);
i40iw_debug(ieq->dev, I40IW_DEBUG_IEQ,
"%s: restarting new partial\n", __func__);
pfpdu->mode = false;
@@ -1344,7 +1398,7 @@ static void i40iw_ieq_handle_exception(struct i40iw_puda_rsrc *ieq,
pfpdu->rcv_nxt = fps;
pfpdu->fps = fps;
pfpdu->mode = true;
pfpdu->max_fpdu_data = ieq->mss;
pfpdu->max_fpdu_data = ieq->vsi->mss;
pfpdu->pmode_count++;
INIT_LIST_HEAD(rxlist);
i40iw_ieq_check_first_buf(buf, fps);
@@ -1379,14 +1433,14 @@ static void i40iw_ieq_handle_exception(struct i40iw_puda_rsrc *ieq,
* @dev: iwarp device
* @buf: exception buffer received
*/
static void i40iw_ieq_receive(struct i40iw_sc_dev *dev,
static void i40iw_ieq_receive(struct i40iw_sc_vsi *vsi,
struct i40iw_puda_buf *buf)
{
struct i40iw_puda_rsrc *ieq = dev->ieq;
struct i40iw_puda_rsrc *ieq = vsi->ieq;
struct i40iw_sc_qp *qp = NULL;
u32 wqe_idx = ieq->compl_rxwqe_idx;
qp = i40iw_ieq_get_qp(dev, buf);
qp = i40iw_ieq_get_qp(vsi->dev, buf);
if (!qp) {
ieq->stats_bad_qp_id++;
i40iw_puda_ret_bufpool(ieq, buf);
@@ -1404,12 +1458,12 @@ static void i40iw_ieq_receive(struct i40iw_sc_dev *dev,
/**
* i40iw_ieq_tx_compl - put back after sending completed exception buffer
* @dev: iwarp device
* @vsi: pointer to the vsi structure
* @sqwrid: pointer to puda buffer
*/
static void i40iw_ieq_tx_compl(struct i40iw_sc_dev *dev, void *sqwrid)
static void i40iw_ieq_tx_compl(struct i40iw_sc_vsi *vsi, void *sqwrid)
{
struct i40iw_puda_rsrc *ieq = dev->ieq;
struct i40iw_puda_rsrc *ieq = vsi->ieq;
struct i40iw_puda_buf *buf = (struct i40iw_puda_buf *)sqwrid;
i40iw_puda_ret_bufpool(ieq, buf);
@@ -1421,15 +1475,14 @@ static void i40iw_ieq_tx_compl(struct i40iw_sc_dev *dev, void *sqwrid)
/**
* i40iw_ieq_cleanup_qp - qp is being destroyed
* @dev: iwarp device
* @ieq: ieq resource
* @qp: all pending fpdu buffers
*/
void i40iw_ieq_cleanup_qp(struct i40iw_sc_dev *dev, struct i40iw_sc_qp *qp)
static void i40iw_ieq_cleanup_qp(struct i40iw_puda_rsrc *ieq, struct i40iw_sc_qp *qp)
{
struct i40iw_puda_buf *buf;
struct i40iw_pfpdu *pfpdu = &qp->pfpdu;
struct list_head *rxlist = &pfpdu->rxlist;
struct i40iw_puda_rsrc *ieq = dev->ieq;
if (!pfpdu->mode)
return;

20
drivers/infiniband/hw/i40iw/i40iw_puda.h
View File

@@ -100,6 +100,7 @@ struct i40iw_puda_rsrc_info {
enum puda_resource_type type; /* ILQ or IEQ */
u32 count;
u16 pd_id;
bool ceq_valid;
u32 cq_id;
u32 qp_id;
u32 sq_size;
@@ -107,8 +108,8 @@ struct i40iw_puda_rsrc_info {
u16 buf_size;
u16 mss;
u32 tx_buf_cnt; /* total bufs allocated will be rq_size + tx_buf_cnt */
void (*receive)(struct i40iw_sc_dev *, struct i40iw_puda_buf *);
void (*xmit_complete)(struct i40iw_sc_dev *, void *);
void (*receive)(struct i40iw_sc_vsi *, struct i40iw_puda_buf *);
void (*xmit_complete)(struct i40iw_sc_vsi *, void *);
};
struct i40iw_puda_rsrc {
@@ -116,6 +117,7 @@ struct i40iw_puda_rsrc {
struct i40iw_sc_qp qp;
struct i40iw_sc_pd sc_pd;
struct i40iw_sc_dev *dev;
struct i40iw_sc_vsi *vsi;
struct i40iw_dma_mem cqmem;
struct i40iw_dma_mem qpmem;
struct i40iw_virt_mem ilq_mem;
@@ -123,6 +125,7 @@ struct i40iw_puda_rsrc {
enum puda_resource_type type;
u16 buf_size; /*buffer must be max datalen + tcpip hdr + mac */
u16 mss;
bool ceq_valid;
u32 cq_id;
u32 qp_id;
u32 sq_size;
@@ -142,8 +145,8 @@ struct i40iw_puda_rsrc {
u32 avail_buf_count; /* snapshot of currently available buffers */
spinlock_t bufpool_lock;
struct i40iw_puda_buf *alloclist;
void (*receive)(struct i40iw_sc_dev *, struct i40iw_puda_buf *);
void (*xmit_complete)(struct i40iw_sc_dev *, void *);
void (*receive)(struct i40iw_sc_vsi *, struct i40iw_puda_buf *);
void (*xmit_complete)(struct i40iw_sc_vsi *, void *);
/* puda stats */
u64 stats_buf_alloc_fail;
u64 stats_pkt_rcvd;
@@ -160,14 +163,13 @@ void i40iw_puda_send_buf(struct i40iw_puda_rsrc *rsrc,
struct i40iw_puda_buf *buf);
enum i40iw_status_code i40iw_puda_send(struct i40iw_sc_qp *qp,
struct i40iw_puda_send_info *info);
enum i40iw_status_code i40iw_puda_create_rsrc(struct i40iw_sc_dev *dev,
enum i40iw_status_code i40iw_puda_create_rsrc(struct i40iw_sc_vsi *vsi,
struct i40iw_puda_rsrc_info *info);
void i40iw_puda_dele_resources(struct i40iw_sc_dev *dev,
void i40iw_puda_dele_resources(struct i40iw_sc_vsi *vsi,
enum puda_resource_type type,
bool reset);
enum i40iw_status_code i40iw_puda_poll_completion(struct i40iw_sc_dev *dev,
struct i40iw_sc_cq *cq, u32 *compl_err);
void i40iw_ieq_cleanup_qp(struct i40iw_sc_dev *dev, struct i40iw_sc_qp *qp);
struct i40iw_sc_qp *i40iw_ieq_get_qp(struct i40iw_sc_dev *dev,
struct i40iw_puda_buf *buf);
@@ -180,4 +182,8 @@ void i40iw_ieq_mpa_crc_ae(struct i40iw_sc_dev *dev, struct i40iw_sc_qp *qp);
void i40iw_free_hash_desc(struct shash_desc *desc);
void i40iw_ieq_update_tcpip_info(struct i40iw_puda_buf *buf, u16 length,
u32 seqnum);
enum i40iw_status_code i40iw_cqp_qp_create_cmd(struct i40iw_sc_dev *dev, struct i40iw_sc_qp *qp);
enum i40iw_status_code i40iw_cqp_cq_create_cmd(struct i40iw_sc_dev *dev, struct i40iw_sc_cq *cq);
void i40iw_cqp_qp_destroy_cmd(struct i40iw_sc_dev *dev, struct i40iw_sc_qp *qp);
void i40iw_cqp_cq_destroy_cmd(struct i40iw_sc_dev *dev, struct i40iw_sc_cq *cq);
#endif

98
drivers/infiniband/hw/i40iw/i40iw_type.h
View File

@@ -61,7 +61,7 @@ struct i40iw_cq_shadow_area {
struct i40iw_sc_dev;
struct i40iw_hmc_info;
struct i40iw_dev_pestat;
struct i40iw_vsi_pestat;
struct i40iw_cqp_ops;
struct i40iw_ccq_ops;
@@ -74,6 +74,11 @@ struct i40iw_priv_qp_ops;
struct i40iw_priv_cq_ops;
struct i40iw_hmc_ops;
enum i40iw_page_size {
I40IW_PAGE_SIZE_4K,
I40IW_PAGE_SIZE_2M
};
enum i40iw_resource_indicator_type {
I40IW_RSRC_INDICATOR_TYPE_ADAPTER = 0,
I40IW_RSRC_INDICATOR_TYPE_CQ,
@@ -186,7 +191,7 @@ enum i40iw_debug_flag {
I40IW_DEBUG_ALL = 0xFFFFFFFF
};
enum i40iw_hw_stat_index_32b {
enum i40iw_hw_stats_index_32b {
I40IW_HW_STAT_INDEX_IP4RXDISCARD = 0,
I40IW_HW_STAT_INDEX_IP4RXTRUNC,
I40IW_HW_STAT_INDEX_IP4TXNOROUTE,
@@ -199,7 +204,7 @@ enum i40iw_hw_stat_index_32b {
I40IW_HW_STAT_INDEX_MAX_32
};
enum i40iw_hw_stat_index_64b {
enum i40iw_hw_stats_index_64b {
I40IW_HW_STAT_INDEX_IP4RXOCTS = 0,
I40IW_HW_STAT_INDEX_IP4RXPKTS,
I40IW_HW_STAT_INDEX_IP4RXFRAGS,
@@ -229,32 +234,23 @@ enum i40iw_hw_stat_index_64b {
I40IW_HW_STAT_INDEX_MAX_64
};
struct i40iw_dev_hw_stat_offsets {
u32 stat_offset_32[I40IW_HW_STAT_INDEX_MAX_32];
u32 stat_offset_64[I40IW_HW_STAT_INDEX_MAX_64];
struct i40iw_dev_hw_stats_offsets {
u32 stats_offset_32[I40IW_HW_STAT_INDEX_MAX_32];
u32 stats_offset_64[I40IW_HW_STAT_INDEX_MAX_64];
};
struct i40iw_dev_hw_stats {
u64 stat_value_32[I40IW_HW_STAT_INDEX_MAX_32];
u64 stat_value_64[I40IW_HW_STAT_INDEX_MAX_64];
u64 stats_value_32[I40IW_HW_STAT_INDEX_MAX_32];
u64 stats_value_64[I40IW_HW_STAT_INDEX_MAX_64];
};
struct i40iw_device_pestat_ops {
void (*iw_hw_stat_init)(struct i40iw_dev_pestat *, u8, struct i40iw_hw *, bool);
void (*iw_hw_stat_read_32)(struct i40iw_dev_pestat *, enum i40iw_hw_stat_index_32b, u64 *);
void (*iw_hw_stat_read_64)(struct i40iw_dev_pestat *, enum i40iw_hw_stat_index_64b, u64 *);
void (*iw_hw_stat_read_all)(struct i40iw_dev_pestat *, struct i40iw_dev_hw_stats *);
void (*iw_hw_stat_refresh_all)(struct i40iw_dev_pestat *);
};
struct i40iw_dev_pestat {
struct i40iw_vsi_pestat {
struct i40iw_hw *hw;
struct i40iw_device_pestat_ops ops;
struct i40iw_dev_hw_stats hw_stats;
struct i40iw_dev_hw_stats last_read_hw_stats;
struct i40iw_dev_hw_stat_offsets hw_stat_offsets;
struct i40iw_dev_hw_stats_offsets hw_stats_offsets;
struct timer_list stats_timer;
spinlock_t stats_lock; /* rdma stats lock */
spinlock_t lock; /* rdma stats lock */
};
struct i40iw_hw {
@@ -350,6 +346,7 @@ struct i40iw_sc_cq {
u64 cq_pa;
u64 shadow_area_pa;
struct i40iw_sc_dev *dev;
struct i40iw_sc_vsi *vsi;
void *pbl_list;
void *back_cq;
u32 ceq_id;
@@ -373,6 +370,7 @@ struct i40iw_sc_qp {
u64 shadow_area_pa;
u64 q2_pa;
struct i40iw_sc_dev *dev;
struct i40iw_sc_vsi *vsi;
struct i40iw_sc_pd *pd;
u64 *hw_host_ctx;
void *llp_stream_handle;
@@ -397,6 +395,9 @@ struct i40iw_sc_qp {
bool virtual_map;
bool flush_sq;
bool flush_rq;
u8 user_pri;
struct list_head list;
bool on_qoslist;
bool sq_flush;
enum i40iw_flush_opcode flush_code;
enum i40iw_term_eventtypes eventtype;
@@ -424,10 +425,16 @@ struct i40iw_vchnl_vf_msg_buffer {
char parm_buffer[I40IW_VCHNL_MAX_VF_MSG_SIZE - 1];
};
struct i40iw_qos {
struct list_head qplist;
spinlock_t lock; /* qos list */
u16 qs_handle;
};
struct i40iw_vfdev {
struct i40iw_sc_dev *pf_dev;
u8 *hmc_info_mem;
struct i40iw_dev_pestat dev_pestat;
struct i40iw_vsi_pestat pestat;
struct i40iw_hmc_pble_info *pble_info;
struct i40iw_hmc_info hmc_info;
struct i40iw_vchnl_vf_msg_buffer vf_msg_buffer;
@@ -441,11 +448,28 @@ struct i40iw_vfdev {
bool stats_initialized;
};
#define I40IW_INVALID_FCN_ID 0xff
struct i40iw_sc_vsi {
struct i40iw_sc_dev *dev;
void *back_vsi; /* Owned by OS */
u32 ilq_count;
struct i40iw_virt_mem ilq_mem;
struct i40iw_puda_rsrc *ilq;
u32 ieq_count;
struct i40iw_virt_mem ieq_mem;
struct i40iw_puda_rsrc *ieq;
u16 mss;
u8 fcn_id;
bool stats_fcn_id_alloc;
struct i40iw_qos qos[I40IW_MAX_USER_PRIORITY];
struct i40iw_vsi_pestat *pestat;
};
struct i40iw_sc_dev {
struct list_head cqp_cmd_head; /* head of the CQP command list */
spinlock_t cqp_lock; /* cqp list sync */
struct i40iw_dev_uk dev_uk;
struct i40iw_dev_pestat dev_pestat;
bool fcn_id_array[I40IW_MAX_STATS_COUNT];
struct i40iw_dma_mem vf_fpm_query_buf[I40IW_MAX_PE_ENABLED_VF_COUNT];
u64 fpm_query_buf_pa;
u64 fpm_commit_buf_pa;
@@ -472,17 +496,9 @@ struct i40iw_sc_dev {
struct i40iw_cqp_misc_ops *cqp_misc_ops;
struct i40iw_hmc_ops *hmc_ops;
struct i40iw_vchnl_if vchnl_if;
u32 ilq_count;
struct i40iw_virt_mem ilq_mem;
struct i40iw_puda_rsrc *ilq;
u32 ieq_count;
struct i40iw_virt_mem ieq_mem;
struct i40iw_puda_rsrc *ieq;
const struct i40iw_vf_cqp_ops *iw_vf_cqp_ops;
struct i40iw_hmc_fpm_misc hmc_fpm_misc;
u16 qs_handle;
u32 debug_mask;
u16 exception_lan_queue;
u8 hmc_fn_id;
@@ -556,6 +572,19 @@ struct i40iw_l2params {
u16 mss;
};
struct i40iw_vsi_init_info {
struct i40iw_sc_dev *dev;
void *back_vsi;
struct i40iw_l2params *params;
};
struct i40iw_vsi_stats_info {
struct i40iw_vsi_pestat *pestat;
u8 fcn_id;
bool alloc_fcn_id;
bool stats_initialize;
};
struct i40iw_device_init_info {
u64 fpm_query_buf_pa;
u64 fpm_commit_buf_pa;
@@ -564,7 +593,6 @@ struct i40iw_device_init_info {
struct i40iw_hw *hw;
void __iomem *bar0;
enum i40iw_status_code (*vchnl_send)(struct i40iw_sc_dev *, u32, u8 *, u16);
u16 qs_handle;
u16 exception_lan_queue;
u8 hmc_fn_id;
bool is_pf;
@@ -722,6 +750,8 @@ struct i40iw_qp_host_ctx_info {
bool iwarp_info_valid;
bool err_rq_idx_valid;
u16 err_rq_idx;
bool add_to_qoslist;
u8 user_pri;
};
struct i40iw_aeqe_info {
@@ -814,6 +844,7 @@ struct i40iw_register_shared_stag {
struct i40iw_qp_init_info {
struct i40iw_qp_uk_init_info qp_uk_init_info;
struct i40iw_sc_pd *pd;
struct i40iw_sc_vsi *vsi;
u64 *host_ctx;
u8 *q2;
u64 sq_pa;
@@ -880,13 +911,14 @@ enum i40iw_quad_hash_manage_type {
};
struct i40iw_qhash_table_info {
struct i40iw_sc_vsi *vsi;
enum i40iw_quad_hash_manage_type manage;
enum i40iw_quad_entry_type entry_type;
bool vlan_valid;
bool ipv4_valid;
u8 mac_addr[6];
u16 vlan_id;
u16 qs_handle;
u8 user_pri;
u32 qp_num;
u32 dest_ip[4];
u32 src_ip[4];
@@ -976,7 +1008,7 @@ struct i40iw_cqp_query_fpm_values {
struct i40iw_cqp_ops {
enum i40iw_status_code (*cqp_init)(struct i40iw_sc_cqp *,
struct i40iw_cqp_init_info *);
enum i40iw_status_code (*cqp_create)(struct i40iw_sc_cqp *, bool, u16 *, u16 *);
enum i40iw_status_code (*cqp_create)(struct i40iw_sc_cqp *, u16 *, u16 *);
void (*cqp_post_sq)(struct i40iw_sc_cqp *);
u64 *(*cqp_get_next_send_wqe)(struct i40iw_sc_cqp *, u64 scratch);
enum i40iw_status_code (*cqp_destroy)(struct i40iw_sc_cqp *);

40
drivers/infiniband/hw/i40iw/i40iw_uk.c
View File

@@ -175,12 +175,10 @@ u64 *i40iw_qp_get_next_send_wqe(struct i40iw_qp_uk *qp,
if (!*wqe_idx)
qp->swqe_polarity = !qp->swqe_polarity;
}
for (i = 0; i < wqe_size / I40IW_QP_WQE_MIN_SIZE; i++) {
I40IW_RING_MOVE_HEAD(qp->sq_ring, ret_code);
if (ret_code)
return NULL;
}
I40IW_RING_MOVE_HEAD_BY_COUNT(qp->sq_ring,
wqe_size / I40IW_QP_WQE_MIN_SIZE, ret_code);
if (ret_code)
return NULL;
wqe = qp->sq_base[*wqe_idx].elem;
@@ -430,7 +428,7 @@ static enum i40iw_status_code i40iw_inline_rdma_write(struct i40iw_qp_uk *qp,
struct i40iw_inline_rdma_write *op_info;
u64 *push;
u64 header = 0;
u32 i, wqe_idx;
u32 wqe_idx;
enum i40iw_status_code ret_code;
bool read_fence = false;
u8 wqe_size;
@@ -465,14 +463,12 @@ static enum i40iw_status_code i40iw_inline_rdma_write(struct i40iw_qp_uk *qp,
src = (u8 *)(op_info->data);
if (op_info->len <= 16) {
for (i = 0; i < op_info->len; i++, src++, dest++)
*dest = *src;
memcpy(dest, src, op_info->len);
} else {
for (i = 0; i < 16; i++, src++, dest++)
*dest = *src;
memcpy(dest, src, 16);
src += 16;
dest = (u8 *)wqe + 32;
for (; i < op_info->len; i++, src++, dest++)
*dest = *src;
memcpy(dest, src, op_info->len - 16);
}
wmb(); /* make sure WQE is populated before valid bit is set */
@@ -507,7 +503,7 @@ static enum i40iw_status_code i40iw_inline_send(struct i40iw_qp_uk *qp,
u8 *dest, *src;
struct i40iw_post_inline_send *op_info;
u64 header;
u32 wqe_idx, i;
u32 wqe_idx;
enum i40iw_status_code ret_code;
bool read_fence = false;
u8 wqe_size;
@@ -540,14 +536,12 @@ static enum i40iw_status_code i40iw_inline_send(struct i40iw_qp_uk *qp,
src = (u8 *)(op_info->data);
if (op_info->len <= 16) {
for (i = 0; i < op_info->len; i++, src++, dest++)
*dest = *src;
memcpy(dest, src, op_info->len);
} else {
for (i = 0; i < 16; i++, src++, dest++)
*dest = *src;
memcpy(dest, src, 16);
src += 16;
dest = (u8 *)wqe + 32;
for (; i < op_info->len; i++, src++, dest++)
*dest = *src;
memcpy(dest, src, op_info->len - 16);
}
wmb(); /* make sure WQE is populated before valid bit is set */
@@ -1190,12 +1184,8 @@ enum i40iw_status_code i40iw_inline_data_size_to_wqesize(u32 data_size,
if (data_size <= 16)
*wqe_size = I40IW_QP_WQE_MIN_SIZE;
else if (data_size <= 48)
*wqe_size = 64;
else if (data_size <= 80)
*wqe_size = 96;
else
*wqe_size = 128;
*wqe_size = 64;
return 0;
}

14
drivers/infiniband/hw/i40iw/i40iw_user.h
View File

@@ -72,12 +72,12 @@ enum i40iw_device_capabilities_const {
I40IW_MAX_SQ_PAYLOAD_SIZE = 2145386496,
I40IW_MAX_INLINE_DATA_SIZE = 48,
I40IW_MAX_PUSHMODE_INLINE_DATA_SIZE = 48,
I40IW_MAX_IRD_SIZE = 32,
I40IW_QPCTX_ENCD_MAXIRD = 3,
I40IW_MAX_IRD_SIZE = 63,
I40IW_MAX_ORD_SIZE = 127,
I40IW_MAX_WQ_ENTRIES = 2048,
I40IW_MAX_ORD_SIZE = 32,
I40IW_Q2_BUFFER_SIZE = (248 + 100),
I40IW_QP_CTX_SIZE = 248
I40IW_QP_CTX_SIZE = 248,
I40IW_MAX_PDS = 32768
};
#define i40iw_handle void *
@@ -96,12 +96,6 @@ enum i40iw_device_capabilities_const {
#define i40iw_physical_fragment u64
#define i40iw_address_list u64 *
#define I40IW_CREATE_STAG(index, key) (((index) << 8) + (key))
#define I40IW_STAG_KEY_FROM_STAG(stag) ((stag) && 0x000000FF)
#define I40IW_STAG_INDEX_FROM_STAG(stag) (((stag) && 0xFFFFFF00) >> 8)
#define I40IW_MAX_MR_SIZE 0x10000000000L
struct i40iw_qp_uk;

289
drivers/infiniband/hw/i40iw/i40iw_utils.c
View File

@@ -153,6 +153,7 @@ int i40iw_inetaddr_event(struct notifier_block *notifier,
struct i40iw_device *iwdev;
struct i40iw_handler *hdl;
u32 local_ipaddr;
u32 action = I40IW_ARP_ADD;
hdl = i40iw_find_netdev(event_netdev);
if (!hdl)
@@ -164,44 +165,25 @@ int i40iw_inetaddr_event(struct notifier_block *notifier,
if (netdev != event_netdev)
return NOTIFY_DONE;
if (upper_dev)
local_ipaddr = ntohl(
((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address);
else
local_ipaddr = ntohl(ifa->ifa_address);
switch (event) {
case NETDEV_DOWN:
if (upper_dev)
local_ipaddr = ntohl(
((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address);
else
local_ipaddr = ntohl(ifa->ifa_address);
i40iw_manage_arp_cache(iwdev,
netdev->dev_addr,
&local_ipaddr,
true,
I40IW_ARP_DELETE);
return NOTIFY_OK;
action = I40IW_ARP_DELETE;
/* Fall through */
case NETDEV_UP:
if (upper_dev)
local_ipaddr = ntohl(
((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address);
else
local_ipaddr = ntohl(ifa->ifa_address);
i40iw_manage_arp_cache(iwdev,
netdev->dev_addr,
&local_ipaddr,
true,
I40IW_ARP_ADD);
break;
/* Fall through */
case NETDEV_CHANGEADDR:
/* Add the address to the IP table */
if (upper_dev)
local_ipaddr = ntohl(
((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address);
else
local_ipaddr = ntohl(ifa->ifa_address);
i40iw_manage_arp_cache(iwdev,
netdev->dev_addr,
&local_ipaddr,
true,
I40IW_ARP_ADD);
action);
i40iw_if_notify(iwdev, netdev, &local_ipaddr, true,
(action == I40IW_ARP_ADD) ? true : false);
break;
default:
break;
@@ -225,6 +207,7 @@ int i40iw_inet6addr_event(struct notifier_block *notifier,
struct i40iw_device *iwdev;
struct i40iw_handler *hdl;
u32 local_ipaddr6[4];
u32 action = I40IW_ARP_ADD;
hdl = i40iw_find_netdev(event_netdev);
if (!hdl)
@@ -235,24 +218,21 @@ int i40iw_inet6addr_event(struct notifier_block *notifier,
if (netdev != event_netdev)
return NOTIFY_DONE;
i40iw_copy_ip_ntohl(local_ipaddr6, ifa->addr.in6_u.u6_addr32);
switch (event) {
case NETDEV_DOWN:
i40iw_copy_ip_ntohl(local_ipaddr6, ifa->addr.in6_u.u6_addr32);
i40iw_manage_arp_cache(iwdev,
netdev->dev_addr,
local_ipaddr6,
false,
I40IW_ARP_DELETE);
return NOTIFY_OK;
action = I40IW_ARP_DELETE;
/* Fall through */
case NETDEV_UP:
/* Fall through */
case NETDEV_CHANGEADDR:
i40iw_copy_ip_ntohl(local_ipaddr6, ifa->addr.in6_u.u6_addr32);
i40iw_manage_arp_cache(iwdev,
netdev->dev_addr,
local_ipaddr6,
false,
I40IW_ARP_ADD);
action);
i40iw_if_notify(iwdev, netdev, local_ipaddr6, false,
(action == I40IW_ARP_ADD) ? true : false);
break;
default:
break;
@@ -392,6 +372,7 @@ static void i40iw_free_qp(struct i40iw_cqp_request *cqp_request, u32 num)
i40iw_rem_pdusecount(iwqp->iwpd, iwdev);
i40iw_free_qp_resources(iwdev, iwqp, qp_num);
i40iw_rem_devusecount(iwdev);
}
/**
@@ -415,7 +396,10 @@ static int i40iw_wait_event(struct i40iw_device *iwdev,
i40iw_pr_err("error cqp command 0x%x timed out ret = %d\n",
info->cqp_cmd, timeout_ret);
err_code = -ETIME;
i40iw_request_reset(iwdev);
if (!iwdev->reset) {
iwdev->reset = true;
i40iw_request_reset(iwdev);
}
goto done;
}
cqp_error = cqp_request->compl_info.error;
@@ -445,6 +429,11 @@ enum i40iw_status_code i40iw_handle_cqp_op(struct i40iw_device *iwdev,
struct cqp_commands_info *info = &cqp_request->info;
int err_code = 0;
if (iwdev->reset) {
i40iw_free_cqp_request(&iwdev->cqp, cqp_request);
return I40IW_ERR_CQP_COMPL_ERROR;
}
status = i40iw_process_cqp_cmd(dev, info);
if (status) {
i40iw_pr_err("error cqp command 0x%x failed\n", info->cqp_cmd);
@@ -458,6 +447,26 @@ enum i40iw_status_code i40iw_handle_cqp_op(struct i40iw_device *iwdev,
return status;
}
/**
* i40iw_add_devusecount - add dev refcount
* @iwdev: dev for refcount
*/
void i40iw_add_devusecount(struct i40iw_device *iwdev)
{
atomic64_inc(&iwdev->use_count);
}
/**
* i40iw_rem_devusecount - decrement refcount for dev
* @iwdev: device
*/
void i40iw_rem_devusecount(struct i40iw_device *iwdev)
{
if (!atomic64_dec_and_test(&iwdev->use_count))
return;
wake_up(&iwdev->close_wq);
}
/**
* i40iw_add_pdusecount - add pd refcount
* @iwpd: pd for refcount
@@ -711,6 +720,51 @@ enum i40iw_status_code i40iw_cqp_sds_cmd(struct i40iw_sc_dev *dev,
return status;
}
/**
* i40iw_qp_suspend_resume - cqp command for suspend/resume
* @dev: hardware control device structure
* @qp: hardware control qp
* @suspend: flag if suspend or resume
*/
void i40iw_qp_suspend_resume(struct i40iw_sc_dev *dev, struct i40iw_sc_qp *qp, bool suspend)
{
struct i40iw_device *iwdev = (struct i40iw_device *)dev->back_dev;
struct i40iw_cqp_request *cqp_request;
struct i40iw_sc_cqp *cqp = dev->cqp;
struct cqp_commands_info *cqp_info;
enum i40iw_status_code status;
cqp_request = i40iw_get_cqp_request(&iwdev->cqp, false);
if (!cqp_request)
return;
cqp_info = &cqp_request->info;
cqp_info->cqp_cmd = (suspend) ? OP_SUSPEND : OP_RESUME;
cqp_info->in.u.suspend_resume.cqp = cqp;
cqp_info->in.u.suspend_resume.qp = qp;
cqp_info->in.u.suspend_resume.scratch = (uintptr_t)cqp_request;
status = i40iw_handle_cqp_op(iwdev, cqp_request);
if (status)
i40iw_pr_err("CQP-OP QP Suspend/Resume fail");
}
/**
* i40iw_qp_mss_modify - modify mss for qp
* @dev: hardware control device structure
* @qp: hardware control qp
*/
void i40iw_qp_mss_modify(struct i40iw_sc_dev *dev, struct i40iw_sc_qp *qp)
{
struct i40iw_device *iwdev = (struct i40iw_device *)dev->back_dev;
struct i40iw_qp *iwqp = (struct i40iw_qp *)qp->back_qp;
struct i40iw_modify_qp_info info;
memset(&info, 0, sizeof(info));
info.mss_change = true;
info.new_mss = qp->vsi->mss;
i40iw_hw_modify_qp(iwdev, iwqp, &info, false);
}
/**
* i40iw_term_modify_qp - modify qp for term message
* @qp: hardware control qp
@@ -769,6 +823,7 @@ static void i40iw_terminate_timeout(unsigned long context)
struct i40iw_sc_qp *qp = (struct i40iw_sc_qp *)&iwqp->sc_qp;
i40iw_terminate_done(qp, 1);
i40iw_rem_ref(&iwqp->ibqp);
}
/**
@@ -780,6 +835,7 @@ void i40iw_terminate_start_timer(struct i40iw_sc_qp *qp)
struct i40iw_qp *iwqp;
iwqp = (struct i40iw_qp *)qp->back_qp;
i40iw_add_ref(&iwqp->ibqp);
init_timer(&iwqp->terminate_timer);
iwqp->terminate_timer.function = i40iw_terminate_timeout;
iwqp->terminate_timer.expires = jiffies + HZ;
@@ -796,7 +852,8 @@ void i40iw_terminate_del_timer(struct i40iw_sc_qp *qp)
struct i40iw_qp *iwqp;
iwqp = (struct i40iw_qp *)qp->back_qp;
del_timer(&iwqp->terminate_timer);
if (del_timer(&iwqp->terminate_timer))
i40iw_rem_ref(&iwqp->ibqp);
}
/**
@@ -1010,6 +1067,116 @@ enum i40iw_status_code i40iw_vf_wait_vchnl_resp(struct i40iw_sc_dev *dev)
return 0;
}
/**
* i40iw_cqp_cq_create_cmd - create a cq for the cqp
* @dev: device pointer
* @cq: pointer to created cq
*/
enum i40iw_status_code i40iw_cqp_cq_create_cmd(struct i40iw_sc_dev *dev,
struct i40iw_sc_cq *cq)
{
struct i40iw_device *iwdev = (struct i40iw_device *)dev->back_dev;
struct i40iw_cqp *iwcqp = &iwdev->cqp;
struct i40iw_cqp_request *cqp_request;
struct cqp_commands_info *cqp_info;
enum i40iw_status_code status;
cqp_request = i40iw_get_cqp_request(iwcqp, true);
if (!cqp_request)
return I40IW_ERR_NO_MEMORY;
cqp_info = &cqp_request->info;
cqp_info->cqp_cmd = OP_CQ_CREATE;
cqp_info->post_sq = 1;
cqp_info->in.u.cq_create.cq = cq;
cqp_info->in.u.cq_create.scratch = (uintptr_t)cqp_request;
status = i40iw_handle_cqp_op(iwdev, cqp_request);
if (status)
i40iw_pr_err("CQP-OP Create QP fail");
return status;
}
/**
* i40iw_cqp_qp_create_cmd - create a qp for the cqp
* @dev: device pointer
* @qp: pointer to created qp
*/
enum i40iw_status_code i40iw_cqp_qp_create_cmd(struct i40iw_sc_dev *dev,
struct i40iw_sc_qp *qp)
{
struct i40iw_device *iwdev = (struct i40iw_device *)dev->back_dev;
struct i40iw_cqp *iwcqp = &iwdev->cqp;
struct i40iw_cqp_request *cqp_request;
struct cqp_commands_info *cqp_info;
struct i40iw_create_qp_info *qp_info;
enum i40iw_status_code status;
cqp_request = i40iw_get_cqp_request(iwcqp, true);
if (!cqp_request)
return I40IW_ERR_NO_MEMORY;
cqp_info = &cqp_request->info;
qp_info = &cqp_request->info.in.u.qp_create.info;
memset(qp_info, 0, sizeof(*qp_info));
qp_info->cq_num_valid = true;
qp_info->next_iwarp_state = I40IW_QP_STATE_RTS;
cqp_info->cqp_cmd = OP_QP_CREATE;
cqp_info->post_sq = 1;
cqp_info->in.u.qp_create.qp = qp;
cqp_info->in.u.qp_create.scratch = (uintptr_t)cqp_request;
status = i40iw_handle_cqp_op(iwdev, cqp_request);
if (status)
i40iw_pr_err("CQP-OP QP create fail");
return status;
}
/**
* i40iw_cqp_cq_destroy_cmd - destroy the cqp cq
* @dev: device pointer
* @cq: pointer to cq
*/
void i40iw_cqp_cq_destroy_cmd(struct i40iw_sc_dev *dev, struct i40iw_sc_cq *cq)
{
struct i40iw_device *iwdev = (struct i40iw_device *)dev->back_dev;
i40iw_cq_wq_destroy(iwdev, cq);
}
/**
* i40iw_cqp_qp_destroy_cmd - destroy the cqp
* @dev: device pointer
* @qp: pointer to qp
*/
void i40iw_cqp_qp_destroy_cmd(struct i40iw_sc_dev *dev, struct i40iw_sc_qp *qp)
{
struct i40iw_device *iwdev = (struct i40iw_device *)dev->back_dev;
struct i40iw_cqp *iwcqp = &iwdev->cqp;
struct i40iw_cqp_request *cqp_request;
struct cqp_commands_info *cqp_info;
enum i40iw_status_code status;
cqp_request = i40iw_get_cqp_request(iwcqp, true);
if (!cqp_request)
return;
cqp_info = &cqp_request->info;
memset(cqp_info, 0, sizeof(*cqp_info));
cqp_info->cqp_cmd = OP_QP_DESTROY;
cqp_info->post_sq = 1;
cqp_info->in.u.qp_destroy.qp = qp;
cqp_info->in.u.qp_destroy.scratch = (uintptr_t)cqp_request;
cqp_info->in.u.qp_destroy.remove_hash_idx = true;
status = i40iw_handle_cqp_op(iwdev, cqp_request);
if (status)
i40iw_pr_err("CQP QP_DESTROY fail");
}
/**
* i40iw_ieq_mpa_crc_ae - generate AE for crc error
* @dev: hardware control device structure
@@ -1208,7 +1375,7 @@ enum i40iw_status_code i40iw_puda_get_tcpip_info(struct i40iw_puda_completion_in
buf->totallen = pkt_len + buf->maclen;
if (info->payload_len < buf->totallen - 4) {
if (info->payload_len < buf->totallen) {
i40iw_pr_err("payload_len = 0x%x totallen expected0x%x\n",
info->payload_len, buf->totallen);
return I40IW_ERR_INVALID_SIZE;
@@ -1224,27 +1391,29 @@ enum i40iw_status_code i40iw_puda_get_tcpip_info(struct i40iw_puda_completion_in
/**
* i40iw_hw_stats_timeout - Stats timer-handler which updates all HW stats
* @dev: hardware control device structure
* @vsi: pointer to the vsi structure
*/
static void i40iw_hw_stats_timeout(unsigned long dev)
static void i40iw_hw_stats_timeout(unsigned long vsi)
{
struct i40iw_sc_dev *pf_dev = (struct i40iw_sc_dev *)dev;
struct i40iw_dev_pestat *pf_devstat = &pf_dev->dev_pestat;
struct i40iw_dev_pestat *vf_devstat = NULL;
struct i40iw_sc_vsi *sc_vsi = (struct i40iw_sc_vsi *)vsi;
struct i40iw_sc_dev *pf_dev = sc_vsi->dev;
struct i40iw_vsi_pestat *pf_devstat = sc_vsi->pestat;
struct i40iw_vsi_pestat *vf_devstat = NULL;
u16 iw_vf_idx;
unsigned long flags;
/*PF*/
pf_devstat->ops.iw_hw_stat_read_all(pf_devstat, &pf_devstat->hw_stats);
i40iw_hw_stats_read_all(pf_devstat, &pf_devstat->hw_stats);
for (iw_vf_idx = 0; iw_vf_idx < I40IW_MAX_PE_ENABLED_VF_COUNT; iw_vf_idx++) {
spin_lock_irqsave(&pf_devstat->stats_lock, flags);
spin_lock_irqsave(&pf_devstat->lock, flags);
if (pf_dev->vf_dev[iw_vf_idx]) {
if (pf_dev->vf_dev[iw_vf_idx]->stats_initialized) {
vf_devstat = &pf_dev->vf_dev[iw_vf_idx]->dev_pestat;
vf_devstat->ops.iw_hw_stat_read_all(vf_devstat, &vf_devstat->hw_stats);
vf_devstat = &pf_dev->vf_dev[iw_vf_idx]->pestat;
i40iw_hw_stats_read_all(vf_devstat, &vf_devstat->hw_stats);
}
}
spin_unlock_irqrestore(&pf_devstat->stats_lock, flags);
spin_unlock_irqrestore(&pf_devstat->lock, flags);
}
mod_timer(&pf_devstat->stats_timer,
@@ -1253,26 +1422,26 @@ static void i40iw_hw_stats_timeout(unsigned long dev)
/**
* i40iw_hw_stats_start_timer - Start periodic stats timer
* @dev: hardware control device structure
* @vsi: pointer to the vsi structure
*/
void i40iw_hw_stats_start_timer(struct i40iw_sc_dev *dev)
void i40iw_hw_stats_start_timer(struct i40iw_sc_vsi *vsi)
{
struct i40iw_dev_pestat *devstat = &dev->dev_pestat;
struct i40iw_vsi_pestat *devstat = vsi->pestat;
init_timer(&devstat->stats_timer);
devstat->stats_timer.function = i40iw_hw_stats_timeout;
devstat->stats_timer.data = (unsigned long)dev;
devstat->stats_timer.data = (unsigned long)vsi;
mod_timer(&devstat->stats_timer,
jiffies + msecs_to_jiffies(STATS_TIMER_DELAY));
}
/**
* i40iw_hw_stats_del_timer - Delete periodic stats timer
* @dev: hardware control device structure
* i40iw_hw_stats_stop_timer - Delete periodic stats timer
* @vsi: pointer to the vsi structure
*/
void i40iw_hw_stats_del_timer(struct i40iw_sc_dev *dev)
void i40iw_hw_stats_stop_timer(struct i40iw_sc_vsi *vsi)
{
struct i40iw_dev_pestat *devstat = &dev->dev_pestat;
struct i40iw_vsi_pestat *devstat = vsi->pestat;
del_timer_sync(&devstat->stats_timer);
}

234
drivers/infiniband/hw/i40iw/i40iw_verbs.c
View File

@@ -37,6 +37,7 @@
#include <linux/random.h>
#include <linux/highmem.h>
#include <linux/time.h>
#include <linux/hugetlb.h>
#include <asm/byteorder.h>
#include <net/ip.h>
#include <rdma/ib_verbs.h>
@@ -67,13 +68,13 @@ static int i40iw_query_device(struct ib_device *ibdev,
props->vendor_part_id = iwdev->ldev->pcidev->device;
props->hw_ver = (u32)iwdev->sc_dev.hw_rev;
props->max_mr_size = I40IW_MAX_OUTBOUND_MESSAGE_SIZE;
props->max_qp = iwdev->max_qp;
props->max_qp = iwdev->max_qp - iwdev->used_qps;
props->max_qp_wr = (I40IW_MAX_WQ_ENTRIES >> 2) - 1;
props->max_sge = I40IW_MAX_WQ_FRAGMENT_COUNT;
props->max_cq = iwdev->max_cq;
props->max_cq = iwdev->max_cq - iwdev->used_cqs;
props->max_cqe = iwdev->max_cqe;
props->max_mr = iwdev->max_mr;
props->max_pd = iwdev->max_pd;
props->max_mr = iwdev->max_mr - iwdev->used_mrs;
props->max_pd = iwdev->max_pd - iwdev->used_pds;
props->max_sge_rd = I40IW_MAX_SGE_RD;
props->max_qp_rd_atom = I40IW_MAX_IRD_SIZE;
props->max_qp_init_rd_atom = props->max_qp_rd_atom;
@@ -254,7 +255,6 @@ static void i40iw_alloc_push_page(struct i40iw_device *iwdev, struct i40iw_sc_qp
{
struct i40iw_cqp_request *cqp_request;
struct cqp_commands_info *cqp_info;
struct i40iw_sc_dev *dev = &iwdev->sc_dev;
enum i40iw_status_code status;
if (qp->push_idx != I40IW_INVALID_PUSH_PAGE_INDEX)
@@ -270,7 +270,7 @@ static void i40iw_alloc_push_page(struct i40iw_device *iwdev, struct i40iw_sc_qp
cqp_info->cqp_cmd = OP_MANAGE_PUSH_PAGE;
cqp_info->post_sq = 1;
cqp_info->in.u.manage_push_page.info.qs_handle = dev->qs_handle;
cqp_info->in.u.manage_push_page.info.qs_handle = qp->qs_handle;
cqp_info->in.u.manage_push_page.info.free_page = 0;
cqp_info->in.u.manage_push_page.cqp = &iwdev->cqp.sc_cqp;
cqp_info->in.u.manage_push_page.scratch = (uintptr_t)cqp_request;
@@ -292,7 +292,6 @@ static void i40iw_dealloc_push_page(struct i40iw_device *iwdev, struct i40iw_sc_
{
struct i40iw_cqp_request *cqp_request;
struct cqp_commands_info *cqp_info;
struct i40iw_sc_dev *dev = &iwdev->sc_dev;
enum i40iw_status_code status;
if (qp->push_idx == I40IW_INVALID_PUSH_PAGE_INDEX)
@@ -307,7 +306,7 @@ static void i40iw_dealloc_push_page(struct i40iw_device *iwdev, struct i40iw_sc_
cqp_info->post_sq = 1;
cqp_info->in.u.manage_push_page.info.push_idx = qp->push_idx;
cqp_info->in.u.manage_push_page.info.qs_handle = dev->qs_handle;
cqp_info->in.u.manage_push_page.info.qs_handle = qp->qs_handle;
cqp_info->in.u.manage_push_page.info.free_page = 1;
cqp_info->in.u.manage_push_page.cqp = &iwdev->cqp.sc_cqp;
cqp_info->in.u.manage_push_page.scratch = (uintptr_t)cqp_request;
@@ -337,6 +336,9 @@ static struct ib_pd *i40iw_alloc_pd(struct ib_device *ibdev,
u32 pd_id = 0;
int err;
if (iwdev->closing)
return ERR_PTR(-ENODEV);
err = i40iw_alloc_resource(iwdev, iwdev->allocated_pds,
iwdev->max_pd, &pd_id, &iwdev->next_pd);
if (err) {
@@ -602,6 +604,9 @@ static struct ib_qp *i40iw_create_qp(struct ib_pd *ibpd,
struct i40iwarp_offload_info *iwarp_info;
unsigned long flags;
if (iwdev->closing)
return ERR_PTR(-ENODEV);
if (init_attr->create_flags)
return ERR_PTR(-EINVAL);
if (init_attr->cap.max_inline_data > I40IW_MAX_INLINE_DATA_SIZE)
@@ -610,11 +615,15 @@ static struct ib_qp *i40iw_create_qp(struct ib_pd *ibpd,
if (init_attr->cap.max_send_sge > I40IW_MAX_WQ_FRAGMENT_COUNT)
init_attr->cap.max_send_sge = I40IW_MAX_WQ_FRAGMENT_COUNT;
if (init_attr->cap.max_recv_sge > I40IW_MAX_WQ_FRAGMENT_COUNT)
init_attr->cap.max_recv_sge = I40IW_MAX_WQ_FRAGMENT_COUNT;
memset(&init_info, 0, sizeof(init_info));
sq_size = init_attr->cap.max_send_wr;
rq_size = init_attr->cap.max_recv_wr;
init_info.vsi = &iwdev->vsi;
init_info.qp_uk_init_info.sq_size = sq_size;
init_info.qp_uk_init_info.rq_size = rq_size;
init_info.qp_uk_init_info.max_sq_frag_cnt = init_attr->cap.max_send_sge;
@@ -774,6 +783,7 @@ static struct ib_qp *i40iw_create_qp(struct ib_pd *ibpd,
iwqp->sig_all = (init_attr->sq_sig_type == IB_SIGNAL_ALL_WR) ? 1 : 0;
iwdev->qp_table[qp_num] = iwqp;
i40iw_add_pdusecount(iwqp->iwpd);
i40iw_add_devusecount(iwdev);
if (ibpd->uobject && udata) {
memset(&uresp, 0, sizeof(uresp));
uresp.actual_sq_size = sq_size;
@@ -815,8 +825,9 @@ static int i40iw_query_qp(struct ib_qp *ibqp,
attr->qp_access_flags = 0;
attr->cap.max_send_wr = qp->qp_uk.sq_size;
attr->cap.max_recv_wr = qp->qp_uk.rq_size;
attr->cap.max_recv_sge = 1;
attr->cap.max_inline_data = I40IW_MAX_INLINE_DATA_SIZE;
attr->cap.max_send_sge = I40IW_MAX_WQ_FRAGMENT_COUNT;
attr->cap.max_recv_sge = I40IW_MAX_WQ_FRAGMENT_COUNT;
init_attr->event_handler = iwqp->ibqp.event_handler;
init_attr->qp_context = iwqp->ibqp.qp_context;
init_attr->send_cq = iwqp->ibqp.send_cq;
@@ -884,6 +895,11 @@ int i40iw_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
spin_lock_irqsave(&iwqp->lock, flags);
if (attr_mask & IB_QP_STATE) {
if (iwdev->closing && attr->qp_state != IB_QPS_ERR) {
err = -EINVAL;
goto exit;
}
switch (attr->qp_state) {
case IB_QPS_INIT:
case IB_QPS_RTR:
@@ -944,7 +960,7 @@ int i40iw_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
goto exit;
}
if (iwqp->sc_qp.term_flags)
del_timer(&iwqp->terminate_timer);
i40iw_terminate_del_timer(&iwqp->sc_qp);
info.next_iwarp_state = I40IW_QP_STATE_ERROR;
if ((iwqp->hw_tcp_state > I40IW_TCP_STATE_CLOSED) &&
iwdev->iw_status &&
@@ -1037,11 +1053,11 @@ static void cq_free_resources(struct i40iw_device *iwdev, struct i40iw_cq *iwcq)
}
/**
* cq_wq_destroy - send cq destroy cqp
* i40iw_cq_wq_destroy - send cq destroy cqp
* @iwdev: iwarp device
* @cq: hardware control cq
*/
static void cq_wq_destroy(struct i40iw_device *iwdev, struct i40iw_sc_cq *cq)
void i40iw_cq_wq_destroy(struct i40iw_device *iwdev, struct i40iw_sc_cq *cq)
{
enum i40iw_status_code status;
struct i40iw_cqp_request *cqp_request;
@@ -1080,9 +1096,10 @@ static int i40iw_destroy_cq(struct ib_cq *ib_cq)
iwcq = to_iwcq(ib_cq);
iwdev = to_iwdev(ib_cq->device);
cq = &iwcq->sc_cq;
cq_wq_destroy(iwdev, cq);
i40iw_cq_wq_destroy(iwdev, cq);
cq_free_resources(iwdev, iwcq);
kfree(iwcq);
i40iw_rem_devusecount(iwdev);
return 0;
}
@@ -1113,6 +1130,9 @@ static struct ib_cq *i40iw_create_cq(struct ib_device *ibdev,
int err_code;
int entries = attr->cqe;
if (iwdev->closing)
return ERR_PTR(-ENODEV);
if (entries > iwdev->max_cqe)
return ERR_PTR(-EINVAL);
@@ -1137,7 +1157,8 @@ static struct ib_cq *i40iw_create_cq(struct ib_device *ibdev,
ukinfo->cq_id = cq_num;
iwcq->ibcq.cqe = info.cq_uk_init_info.cq_size;
info.ceqe_mask = 0;
info.ceq_id = 0;
if (attr->comp_vector < iwdev->ceqs_count)
info.ceq_id = attr->comp_vector;
info.ceq_id_valid = true;
info.ceqe_mask = 1;
info.type = I40IW_CQ_TYPE_IWARP;
@@ -1229,10 +1250,11 @@ static struct ib_cq *i40iw_create_cq(struct ib_device *ibdev,
}
}
i40iw_add_devusecount(iwdev);
return (struct ib_cq *)iwcq;
cq_destroy:
cq_wq_destroy(iwdev, cq);
i40iw_cq_wq_destroy(iwdev, cq);
cq_free_resources:
cq_free_resources(iwdev, iwcq);
error:
@@ -1266,6 +1288,7 @@ static void i40iw_free_stag(struct i40iw_device *iwdev, u32 stag)
stag_idx = (stag & iwdev->mr_stagmask) >> I40IW_CQPSQ_STAG_IDX_SHIFT;
i40iw_free_resource(iwdev, iwdev->allocated_mrs, stag_idx);
i40iw_rem_devusecount(iwdev);
}
/**
@@ -1296,19 +1319,18 @@ static u32 i40iw_create_stag(struct i40iw_device *iwdev)
stag = stag_index << I40IW_CQPSQ_STAG_IDX_SHIFT;
stag |= driver_key;
stag += (u32)consumer_key;
i40iw_add_devusecount(iwdev);
}
return stag;
}
/**
* i40iw_next_pbl_addr - Get next pbl address
* @palloc: Poiner to allocated pbles
* @pbl: pointer to a pble
* @pinfo: info pointer
* @idx: index
*/
static inline u64 *i40iw_next_pbl_addr(struct i40iw_pble_alloc *palloc,
u64 *pbl,
static inline u64 *i40iw_next_pbl_addr(u64 *pbl,
struct i40iw_pble_info **pinfo,
u32 *idx)
{
@@ -1336,9 +1358,11 @@ static void i40iw_copy_user_pgaddrs(struct i40iw_mr *iwmr,
struct i40iw_pble_alloc *palloc = &iwpbl->pble_alloc;
struct i40iw_pble_info *pinfo;
struct scatterlist *sg;
u64 pg_addr = 0;
u32 idx = 0;
pinfo = (level == I40IW_LEVEL_1) ? NULL : palloc->level2.leaf;
pg_shift = ffs(region->page_size) - 1;
for_each_sg(region->sg_head.sgl, sg, region->nmap, entry) {
chunk_pages = sg_dma_len(sg) >> pg_shift;
@@ -1346,17 +1370,96 @@ static void i40iw_copy_user_pgaddrs(struct i40iw_mr *iwmr,
!iwpbl->qp_mr.sq_page)
iwpbl->qp_mr.sq_page = sg_page(sg);
for (i = 0; i < chunk_pages; i++) {
*pbl = cpu_to_le64(sg_dma_address(sg) + region->page_size * i);
pbl = i40iw_next_pbl_addr(palloc, pbl, &pinfo, &idx);
pg_addr = sg_dma_address(sg) + region->page_size * i;
if ((entry + i) == 0)
*pbl = cpu_to_le64(pg_addr & iwmr->page_msk);
else if (!(pg_addr & ~iwmr->page_msk))
*pbl = cpu_to_le64(pg_addr);
else
continue;
pbl = i40iw_next_pbl_addr(pbl, &pinfo, &idx);
}
}
}
/**
* i40iw_set_hugetlb_params - set MR pg size and mask to huge pg values.
* @addr: virtual address
* @iwmr: mr pointer for this memory registration
*/
static void i40iw_set_hugetlb_values(u64 addr, struct i40iw_mr *iwmr)
{
struct vm_area_struct *vma;
struct hstate *h;
vma = find_vma(current->mm, addr);
if (vma && is_vm_hugetlb_page(vma)) {
h = hstate_vma(vma);
if (huge_page_size(h) == 0x200000) {
iwmr->page_size = huge_page_size(h);
iwmr->page_msk = huge_page_mask(h);
}
}
}
/**
* i40iw_check_mem_contiguous - check if pbls stored in arr are contiguous
* @arr: lvl1 pbl array
* @npages: page count
* pg_size: page size
*
*/
static bool i40iw_check_mem_contiguous(u64 *arr, u32 npages, u32 pg_size)
{
u32 pg_idx;
for (pg_idx = 0; pg_idx < npages; pg_idx++) {
if ((*arr + (pg_size * pg_idx)) != arr[pg_idx])
return false;
}
return true;
}
/**
* i40iw_check_mr_contiguous - check if MR is physically contiguous
* @palloc: pbl allocation struct
* pg_size: page size
*/
static bool i40iw_check_mr_contiguous(struct i40iw_pble_alloc *palloc, u32 pg_size)
{
struct i40iw_pble_level2 *lvl2 = &palloc->level2;
struct i40iw_pble_info *leaf = lvl2->leaf;
u64 *arr = NULL;
u64 *start_addr = NULL;
int i;
bool ret;
if (palloc->level == I40IW_LEVEL_1) {
arr = (u64 *)palloc->level1.addr;
ret = i40iw_check_mem_contiguous(arr, palloc->total_cnt, pg_size);
return ret;
}
start_addr = (u64 *)leaf->addr;
for (i = 0; i < lvl2->leaf_cnt; i++, leaf++) {
arr = (u64 *)leaf->addr;
if ((*start_addr + (i * pg_size * PBLE_PER_PAGE)) != *arr)
return false;
ret = i40iw_check_mem_contiguous(arr, leaf->cnt, pg_size);
if (!ret)
return false;
}
return true;
}
/**
* i40iw_setup_pbles - copy user pg address to pble's
* @iwdev: iwarp device
* @iwmr: mr pointer for this memory registration
* @use_pbles: flag if to use pble's or memory (level 0)
* @use_pbles: flag if to use pble's
*/
static int i40iw_setup_pbles(struct i40iw_device *iwdev,
struct i40iw_mr *iwmr,
@@ -1369,9 +1472,6 @@ static int i40iw_setup_pbles(struct i40iw_device *iwdev,
enum i40iw_status_code status;
enum i40iw_pble_level level = I40IW_LEVEL_1;
if (!use_pbles && (iwmr->page_cnt > MAX_SAVE_PAGE_ADDRS))
return -ENOMEM;
if (use_pbles) {
mutex_lock(&iwdev->pbl_mutex);
status = i40iw_get_pble(&iwdev->sc_dev, iwdev->pble_rsrc, palloc, iwmr->page_cnt);
@@ -1388,6 +1488,10 @@ static int i40iw_setup_pbles(struct i40iw_device *iwdev,
}
i40iw_copy_user_pgaddrs(iwmr, pbl, level);
if (use_pbles)
iwmr->pgaddrmem[0] = *pbl;
return 0;
}
@@ -1409,14 +1513,18 @@ static int i40iw_handle_q_mem(struct i40iw_device *iwdev,
struct i40iw_cq_mr *cqmr = &iwpbl->cq_mr;
struct i40iw_hmc_pble *hmc_p;
u64 *arr = iwmr->pgaddrmem;
u32 pg_size;
int err;
int total;
bool ret = true;
total = req->sq_pages + req->rq_pages + req->cq_pages;
pg_size = iwmr->page_size;
err = i40iw_setup_pbles(iwdev, iwmr, use_pbles);
if (err)
return err;
if (use_pbles && (palloc->level != I40IW_LEVEL_1)) {
i40iw_free_pble(iwdev->pble_rsrc, palloc);
iwpbl->pbl_allocated = false;
@@ -1425,26 +1533,44 @@ static int i40iw_handle_q_mem(struct i40iw_device *iwdev,
if (use_pbles)
arr = (u64 *)palloc->level1.addr;
if (req->reg_type == IW_MEMREG_TYPE_QP) {
if (iwmr->type == IW_MEMREG_TYPE_QP) {
hmc_p = &qpmr->sq_pbl;
qpmr->shadow = (dma_addr_t)arr[total];
if (use_pbles) {
ret = i40iw_check_mem_contiguous(arr, req->sq_pages, pg_size);
if (ret)
ret = i40iw_check_mem_contiguous(&arr[req->sq_pages], req->rq_pages, pg_size);
}
if (!ret) {
hmc_p->idx = palloc->level1.idx;
hmc_p = &qpmr->rq_pbl;
hmc_p->idx = palloc->level1.idx + req->sq_pages;
} else {
hmc_p->addr = arr[0];
hmc_p = &qpmr->rq_pbl;
hmc_p->addr = arr[1];
hmc_p->addr = arr[req->sq_pages];
}
} else { /* CQ */
hmc_p = &cqmr->cq_pbl;
cqmr->shadow = (dma_addr_t)arr[total];
if (use_pbles)
ret = i40iw_check_mem_contiguous(arr, req->cq_pages, pg_size);
if (!ret)
hmc_p->idx = palloc->level1.idx;
else
hmc_p->addr = arr[0];
}
if (use_pbles && ret) {
i40iw_free_pble(iwdev->pble_rsrc, palloc);
iwpbl->pbl_allocated = false;
}
return err;
}
@@ -1642,8 +1768,9 @@ static int i40iw_hwreg_mr(struct i40iw_device *iwdev,
stag_info->access_rights = access;
stag_info->pd_id = iwpd->sc_pd.pd_id;
stag_info->addr_type = I40IW_ADDR_TYPE_VA_BASED;
stag_info->page_size = iwmr->page_size;
if (iwmr->page_cnt > 1) {
if (iwpbl->pbl_allocated) {
if (palloc->level == I40IW_LEVEL_1) {
stag_info->first_pm_pbl_index = palloc->level1.idx;
stag_info->chunk_size = 1;
@@ -1699,6 +1826,11 @@ static struct ib_mr *i40iw_reg_user_mr(struct ib_pd *pd,
bool use_pbles = false;
unsigned long flags;
int err = -ENOSYS;
int ret;
int pg_shift;
if (iwdev->closing)
return ERR_PTR(-ENODEV);
if (length > I40IW_MAX_MR_SIZE)
return ERR_PTR(-EINVAL);
@@ -1723,9 +1855,17 @@ static struct ib_mr *i40iw_reg_user_mr(struct ib_pd *pd,
iwmr->ibmr.pd = pd;
iwmr->ibmr.device = pd->device;
ucontext = to_ucontext(pd->uobject->context);
region_length = region->length + (start & 0xfff);
pbl_depth = region_length >> 12;
pbl_depth += (region_length & (4096 - 1)) ? 1 : 0;
iwmr->page_size = region->page_size;
iwmr->page_msk = PAGE_MASK;
if (region->hugetlb && (req.reg_type == IW_MEMREG_TYPE_MEM))
i40iw_set_hugetlb_values(start, iwmr);
region_length = region->length + (start & (iwmr->page_size - 1));
pg_shift = ffs(iwmr->page_size) - 1;
pbl_depth = region_length >> pg_shift;
pbl_depth += (region_length & (iwmr->page_size - 1)) ? 1 : 0;
iwmr->length = region->length;
iwpbl->user_base = virt;
@@ -1755,13 +1895,21 @@ static struct ib_mr *i40iw_reg_user_mr(struct ib_pd *pd,
spin_unlock_irqrestore(&ucontext->cq_reg_mem_list_lock, flags);
break;
case IW_MEMREG_TYPE_MEM:
use_pbles = (iwmr->page_cnt != 1);
access = I40IW_ACCESS_FLAGS_LOCALREAD;
use_pbles = (iwmr->page_cnt != 1);
err = i40iw_setup_pbles(iwdev, iwmr, use_pbles);
if (err)
goto error;
if (use_pbles) {
ret = i40iw_check_mr_contiguous(palloc, iwmr->page_size);
if (ret) {
i40iw_free_pble(iwdev->pble_rsrc, palloc);
iwpbl->pbl_allocated = false;
}
}
access |= i40iw_get_user_access(acc);
stag = i40iw_create_stag(iwdev);
if (!stag) {
@@ -1778,6 +1926,7 @@ static struct ib_mr *i40iw_reg_user_mr(struct ib_pd *pd,
i40iw_free_stag(iwdev, stag);
goto error;
}
break;
default:
goto error;
@@ -1789,7 +1938,7 @@ static struct ib_mr *i40iw_reg_user_mr(struct ib_pd *pd,
return &iwmr->ibmr;
error:
if (palloc->level != I40IW_LEVEL_0)
if (palloc->level != I40IW_LEVEL_0 && iwpbl->pbl_allocated)
i40iw_free_pble(iwdev->pble_rsrc, palloc);
ib_umem_release(region);
kfree(iwmr);
@@ -2142,7 +2291,6 @@ static int i40iw_post_send(struct ib_qp *ibqp,
case IB_WR_REG_MR:
{
struct i40iw_mr *iwmr = to_iwmr(reg_wr(ib_wr)->mr);
int page_shift = ilog2(reg_wr(ib_wr)->mr->page_size);
int flags = reg_wr(ib_wr)->access;
struct i40iw_pble_alloc *palloc = &iwmr->iwpbl.pble_alloc;
struct i40iw_sc_dev *dev = &iwqp->iwdev->sc_dev;
@@ -2153,6 +2301,7 @@ static int i40iw_post_send(struct ib_qp *ibqp,
info.access_rights |= i40iw_get_user_access(flags);
info.stag_key = reg_wr(ib_wr)->key & 0xff;
info.stag_idx = reg_wr(ib_wr)->key >> 8;
info.page_size = reg_wr(ib_wr)->mr->page_size;
info.wr_id = ib_wr->wr_id;
info.addr_type = I40IW_ADDR_TYPE_VA_BASED;
@@ -2166,9 +2315,6 @@ static int i40iw_post_send(struct ib_qp *ibqp,
if (iwmr->npages > I40IW_MIN_PAGES_PER_FMR)
info.chunk_size = 1;
if (page_shift == 21)
info.page_size = 1; /* 2M page */
ret = dev->iw_priv_qp_ops->iw_mr_fast_register(&iwqp->sc_qp, &info, true);
if (ret)
err = -ENOMEM;
@@ -2487,21 +2633,17 @@ static int i40iw_get_hw_stats(struct ib_device *ibdev,
{
struct i40iw_device *iwdev = to_iwdev(ibdev);
struct i40iw_sc_dev *dev = &iwdev->sc_dev;
struct i40iw_dev_pestat *devstat = &dev->dev_pestat;
struct i40iw_vsi_pestat *devstat = iwdev->vsi.pestat;
struct i40iw_dev_hw_stats *hw_stats = &devstat->hw_stats;
unsigned long flags;
if (dev->is_pf) {
spin_lock_irqsave(&devstat->stats_lock, flags);
devstat->ops.iw_hw_stat_read_all(devstat,
&devstat->hw_stats);
spin_unlock_irqrestore(&devstat->stats_lock, flags);
i40iw_hw_stats_read_all(devstat, &devstat->hw_stats);
} else {
if (i40iw_vchnl_vf_get_pe_stats(dev, &devstat->hw_stats))
return -ENOSYS;
}
memcpy(&stats->value[0], &hw_stats, sizeof(*hw_stats));
memcpy(&stats->value[0], hw_stats, sizeof(*hw_stats));
return stats->num_counters;
}
@@ -2621,7 +2763,7 @@ static struct i40iw_ib_device *i40iw_init_rdma_device(struct i40iw_device *iwdev
(1ull << IB_USER_VERBS_CMD_POST_RECV) |
(1ull << IB_USER_VERBS_CMD_POST_SEND);
iwibdev->ibdev.phys_port_cnt = 1;
iwibdev->ibdev.num_comp_vectors = 1;
iwibdev->ibdev.num_comp_vectors = iwdev->ceqs_count;
iwibdev->ibdev.dma_device = &pcidev->dev;
iwibdev->ibdev.dev.parent = &pcidev->dev;
iwibdev->ibdev.query_port = i40iw_query_port;
@@ -2654,7 +2796,6 @@ static struct i40iw_ib_device *i40iw_init_rdma_device(struct i40iw_device *iwdev
iwibdev->ibdev.iwcm = kzalloc(sizeof(*iwibdev->ibdev.iwcm), GFP_KERNEL);
if (!iwibdev->ibdev.iwcm) {
ib_dealloc_device(&iwibdev->ibdev);
i40iw_pr_err("iwcm == NULL\n");
return NULL;
}
@@ -2719,6 +2860,9 @@ void i40iw_destroy_rdma_device(struct i40iw_ib_device *iwibdev)
i40iw_unregister_rdma_device(iwibdev);
kfree(iwibdev->ibdev.iwcm);
iwibdev->ibdev.iwcm = NULL;
wait_event_timeout(iwibdev->iwdev->close_wq,
!atomic64_read(&iwibdev->iwdev->use_count),
I40IW_EVENT_TIMEOUT);
ib_dealloc_device(&iwibdev->ibdev);
}

2
drivers/infiniband/hw/i40iw/i40iw_verbs.h
View File

@@ -92,6 +92,8 @@ struct i40iw_mr {
struct ib_umem *region;
u16 type;
u32 page_cnt;
u32 page_size;
u64 page_msk;
u32 npages;
u32 stag;
u64 length;

33
drivers/infiniband/hw/i40iw/i40iw_virtchnl.c
View File

@@ -402,6 +402,19 @@ del_out:
vchnl_pf_send_error_resp(vf_dev->pf_dev, vf_dev->vf_id, vchnl_msg, (u16)ret_code);
}
/**
* i40iw_vf_init_pestat - Initialize stats for VF
* @devL pointer to the VF Device
* @stats: Statistics structure pointer
* @index: Stats index
*/
static void i40iw_vf_init_pestat(struct i40iw_sc_dev *dev, struct i40iw_vsi_pestat *stats, u16 index)
{
stats->hw = dev->hw;
i40iw_hw_stats_init(stats, (u8)index, false);
spin_lock_init(&stats->lock);
}
/**
* i40iw_vchnl_recv_pf - Receive PF virtual channel messages
* @dev: IWARP device pointer
@@ -421,9 +434,8 @@ enum i40iw_status_code i40iw_vchnl_recv_pf(struct i40iw_sc_dev *dev,
u16 first_avail_iw_vf = I40IW_MAX_PE_ENABLED_VF_COUNT;
struct i40iw_virt_mem vf_dev_mem;
struct i40iw_virtchnl_work_info work_info;
struct i40iw_dev_pestat *devstat;
struct i40iw_vsi_pestat *stats;
enum i40iw_status_code ret_code;
unsigned long flags;
if (!dev || !msg || !len)
return I40IW_ERR_PARAM;
@@ -496,14 +508,7 @@ enum i40iw_status_code i40iw_vchnl_recv_pf(struct i40iw_sc_dev *dev,
i40iw_debug(dev, I40IW_DEBUG_VIRT,
"VF%u error CQP HMC Function operation.\n",
vf_id);
ret_code = i40iw_device_init_pestat(&vf_dev->dev_pestat);
if (ret_code)
i40iw_debug(dev, I40IW_DEBUG_VIRT,
"VF%u - i40iw_device_init_pestat failed\n",
vf_id);
vf_dev->dev_pestat.ops.iw_hw_stat_init(&vf_dev->dev_pestat,
(u8)vf_dev->pmf_index,
dev->hw, false);
i40iw_vf_init_pestat(dev, &vf_dev->pestat, vf_dev->pmf_index);
vf_dev->stats_initialized = true;
} else {
if (vf_dev) {
@@ -534,12 +539,10 @@ enum i40iw_status_code i40iw_vchnl_recv_pf(struct i40iw_sc_dev *dev,
case I40IW_VCHNL_OP_GET_STATS:
if (!vf_dev)
return I40IW_ERR_BAD_PTR;
devstat = &vf_dev->dev_pestat;
spin_lock_irqsave(&dev->dev_pestat.stats_lock, flags);
devstat->ops.iw_hw_stat_read_all(devstat, &devstat->hw_stats);
spin_unlock_irqrestore(&dev->dev_pestat.stats_lock, flags);
stats = &vf_dev->pestat;
i40iw_hw_stats_read_all(stats, &stats->hw_stats);
vf_dev->msg_count--;
vchnl_pf_send_get_pe_stats_resp(dev, vf_id, vchnl_msg, &devstat->hw_stats);
vchnl_pf_send_get_pe_stats_resp(dev, vf_id, vchnl_msg, &stats->hw_stats);
break;
default:
i40iw_debug(dev, I40IW_DEBUG_VIRT,