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-rw-r--r--drivers/net/bnx2x/bnx2x_dcb.c22
-rw-r--r--drivers/net/bnx2x/bnx2x_dcb.h8
-rw-r--r--drivers/net/bnx2x/bnx2x_main.c5
-rw-r--r--drivers/net/cnic.c64
-rw-r--r--drivers/net/cnic.h1
-rw-r--r--drivers/net/cnic_if.h6
6 files changed, 83 insertions, 23 deletions
diff --git a/drivers/net/bnx2x/bnx2x_dcb.c b/drivers/net/bnx2x/bnx2x_dcb.c
index 9a24d79c71d9..1214907d00d9 100644
--- a/drivers/net/bnx2x/bnx2x_dcb.c
+++ b/drivers/net/bnx2x/bnx2x_dcb.c
@@ -571,6 +571,28 @@ void bnx2x_dcbx_set_params(struct bnx2x *bp, u32 state)
{
switch (state) {
case BNX2X_DCBX_STATE_NEG_RECEIVED:
+#ifdef BCM_CNIC
+ if (bp->state != BNX2X_STATE_OPENING_WAIT4_LOAD) {
+ struct cnic_ops *c_ops;
+ struct cnic_eth_dev *cp = &bp->cnic_eth_dev;
+ bp->flags |= NO_ISCSI_OOO_FLAG | NO_ISCSI_FLAG;
+ cp->drv_state |= CNIC_DRV_STATE_NO_ISCSI_OOO;
+ cp->drv_state |= CNIC_DRV_STATE_NO_ISCSI;
+
+ rcu_read_lock();
+ c_ops = rcu_dereference(bp->cnic_ops);
+ if (c_ops) {
+ bnx2x_cnic_notify(bp, CNIC_CTL_STOP_ISCSI_CMD);
+ rcu_read_unlock();
+ return;
+ }
+ rcu_read_unlock();
+ }
+
+ /* fall through if no CNIC initialized */
+ case BNX2X_DCBX_STATE_ISCSI_STOPPED:
+#endif
+
{
DP(NETIF_MSG_LINK, "BNX2X_DCBX_STATE_NEG_RECEIVED\n");
#ifdef BCM_DCBNL
diff --git a/drivers/net/bnx2x/bnx2x_dcb.h b/drivers/net/bnx2x/bnx2x_dcb.h
index 71b8eda43bd0..1e14775a18cb 100644
--- a/drivers/net/bnx2x/bnx2x_dcb.h
+++ b/drivers/net/bnx2x/bnx2x_dcb.h
@@ -183,9 +183,13 @@ void bnx2x_dcbx_set_state(struct bnx2x *bp, bool dcb_on, u32 dcbx_enabled);
enum {
BNX2X_DCBX_STATE_NEG_RECEIVED = 0x1,
- BNX2X_DCBX_STATE_TX_PAUSED = 0x2,
- BNX2X_DCBX_STATE_TX_RELEASED = 0x4
+#ifdef BCM_CNIC
+ BNX2X_DCBX_STATE_ISCSI_STOPPED,
+#endif
+ BNX2X_DCBX_STATE_TX_PAUSED,
+ BNX2X_DCBX_STATE_TX_RELEASED
};
+
void bnx2x_dcbx_set_params(struct bnx2x *bp, u32 state);
/* DCB netlink */
diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c
index 32e64cc85d2c..f3cf88918a9e 100644
--- a/drivers/net/bnx2x/bnx2x_main.c
+++ b/drivers/net/bnx2x/bnx2x_main.c
@@ -10342,6 +10342,11 @@ static int bnx2x_drv_ctl(struct net_device *dev, struct drv_ctl_info *ctl)
break;
}
+ case DRV_CTL_ISCSI_STOPPED_CMD: {
+ bnx2x_dcbx_set_params(bp, BNX2X_DCBX_STATE_ISCSI_STOPPED);
+ break;
+ }
+
default:
BNX2X_ERR("unknown command %x\n", ctl->cmd);
rc = -EINVAL;
diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c
index 8cca60e43444..5dfbff06631c 100644
--- a/drivers/net/cnic.c
+++ b/drivers/net/cnic.c
@@ -2966,31 +2966,36 @@ static int cnic_service_bnx2x(void *data, void *status_blk)
return 0;
}
-static void cnic_ulp_stop(struct cnic_dev *dev)
+static void cnic_ulp_stop_one(struct cnic_local *cp, int if_type)
{
- struct cnic_local *cp = dev->cnic_priv;
- int if_type;
-
- cnic_send_nlmsg(cp, ISCSI_KEVENT_IF_DOWN, NULL);
+ struct cnic_ulp_ops *ulp_ops;
- for (if_type = 0; if_type < MAX_CNIC_ULP_TYPE; if_type++) {
- struct cnic_ulp_ops *ulp_ops;
+ if (if_type == CNIC_ULP_ISCSI)
+ cnic_send_nlmsg(cp, ISCSI_KEVENT_IF_DOWN, NULL);
- mutex_lock(&cnic_lock);
- ulp_ops = rcu_dereference_protected(cp->ulp_ops[if_type],
- lockdep_is_held(&cnic_lock));
- if (!ulp_ops) {
- mutex_unlock(&cnic_lock);
- continue;
- }
- set_bit(ULP_F_CALL_PENDING, &cp->ulp_flags[if_type]);
+ mutex_lock(&cnic_lock);
+ ulp_ops = rcu_dereference_protected(cp->ulp_ops[if_type],
+ lockdep_is_held(&cnic_lock));
+ if (!ulp_ops) {
mutex_unlock(&cnic_lock);
+ return;
+ }
+ set_bit(ULP_F_CALL_PENDING, &cp->ulp_flags[if_type]);
+ mutex_unlock(&cnic_lock);
- if (test_and_clear_bit(ULP_F_START, &cp->ulp_flags[if_type]))
- ulp_ops->cnic_stop(cp->ulp_handle[if_type]);
+ if (test_and_clear_bit(ULP_F_START, &cp->ulp_flags[if_type]))
+ ulp_ops->cnic_stop(cp->ulp_handle[if_type]);
- clear_bit(ULP_F_CALL_PENDING, &cp->ulp_flags[if_type]);
- }
+ clear_bit(ULP_F_CALL_PENDING, &cp->ulp_flags[if_type]);
+}
+
+static void cnic_ulp_stop(struct cnic_dev *dev)
+{
+ struct cnic_local *cp = dev->cnic_priv;
+ int if_type;
+
+ for (if_type = 0; if_type < MAX_CNIC_ULP_TYPE; if_type++)
+ cnic_ulp_stop_one(cp, if_type);
}
static void cnic_ulp_start(struct cnic_dev *dev)
@@ -3039,6 +3044,12 @@ static int cnic_ctl(void *data, struct cnic_ctl_info *info)
cnic_put(dev);
break;
+ case CNIC_CTL_STOP_ISCSI_CMD: {
+ struct cnic_local *cp = dev->cnic_priv;
+ set_bit(CNIC_LCL_FL_STOP_ISCSI, &cp->cnic_local_flags);
+ queue_delayed_work(cnic_wq, &cp->delete_task, 0);
+ break;
+ }
case CNIC_CTL_COMPLETION_CMD: {
u32 cid = BNX2X_SW_CID(info->data.comp.cid);
u32 l5_cid;
@@ -3562,8 +3573,12 @@ static void cnic_init_csk_state(struct cnic_sock *csk)
static int cnic_cm_connect(struct cnic_sock *csk, struct cnic_sockaddr *saddr)
{
+ struct cnic_local *cp = csk->dev->cnic_priv;
int err = 0;
+ if (cp->ethdev->drv_state & CNIC_DRV_STATE_NO_ISCSI)
+ return -EOPNOTSUPP;
+
if (!cnic_in_use(csk))
return -EINVAL;
@@ -3965,6 +3980,17 @@ static void cnic_delete_task(struct work_struct *work)
cp = container_of(work, struct cnic_local, delete_task.work);
dev = cp->dev;
+ if (test_and_clear_bit(CNIC_LCL_FL_STOP_ISCSI, &cp->cnic_local_flags)) {
+ struct drv_ctl_info info;
+
+ rtnl_lock();
+ cnic_ulp_stop_one(cp, CNIC_ULP_ISCSI);
+ rtnl_unlock();
+
+ info.cmd = DRV_CTL_ISCSI_STOPPED_CMD;
+ cp->ethdev->drv_ctl(dev->netdev, &info);
+ }
+
for (i = 0; i < cp->max_cid_space; i++) {
struct cnic_context *ctx = &cp->ctx_tbl[i];
diff --git a/drivers/net/cnic.h b/drivers/net/cnic.h
index 4456260c653c..3367a6d3a774 100644
--- a/drivers/net/cnic.h
+++ b/drivers/net/cnic.h
@@ -226,6 +226,7 @@ struct cnic_local {
#define CNIC_LCL_FL_KWQ_INIT 0x0
#define CNIC_LCL_FL_L2_WAIT 0x1
#define CNIC_LCL_FL_RINGS_INITED 0x2
+#define CNIC_LCL_FL_STOP_ISCSI 0x4
struct cnic_dev *dev;
diff --git a/drivers/net/cnic_if.h b/drivers/net/cnic_if.h
index e01b49ee3591..fdd8e46a9050 100644
--- a/drivers/net/cnic_if.h
+++ b/drivers/net/cnic_if.h
@@ -12,8 +12,8 @@
#ifndef CNIC_IF_H
#define CNIC_IF_H
-#define CNIC_MODULE_VERSION "2.2.13"
-#define CNIC_MODULE_RELDATE "Jan 31, 2011"
+#define CNIC_MODULE_VERSION "2.2.14"
+#define CNIC_MODULE_RELDATE "Mar 30, 2011"
#define CNIC_ULP_RDMA 0
#define CNIC_ULP_ISCSI 1
@@ -85,6 +85,7 @@ struct kcqe {
#define CNIC_CTL_STOP_CMD 1
#define CNIC_CTL_START_CMD 2
#define CNIC_CTL_COMPLETION_CMD 3
+#define CNIC_CTL_STOP_ISCSI_CMD 4
#define DRV_CTL_IO_WR_CMD 0x101
#define DRV_CTL_IO_RD_CMD 0x102
@@ -94,6 +95,7 @@ struct kcqe {
#define DRV_CTL_START_L2_CMD 0x106
#define DRV_CTL_STOP_L2_CMD 0x107
#define DRV_CTL_RET_L2_SPQ_CREDIT_CMD 0x10c
+#define DRV_CTL_ISCSI_STOPPED_CMD 0x10d
struct cnic_ctl_completion {
u32 cid;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.