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Date: Wed, 20 Jul 2011 17:55:24 -0700
From: "Michael Chan" <mchan@...adcom.com>
To: davem@...emloft.net
cc: netdev@...r.kernel.org
Subject: [PATCH 3/4 net-next] cnic: Add VLAN ID as a parameter during
netevent upcall
The bnx2fc driver needs to handle netdev events on VLAN devices.
Signed-off-by: Michael Chan <mchan@...adcom.com>
Reviewed-by: Bhanu Prakash Gollapudi <bprakash@...adcom.com>
---
drivers/net/cnic.c | 50 +++++++++++++++++++++++++-----------
drivers/net/cnic_if.h | 6 ++--
drivers/scsi/bnx2fc/bnx2fc_fcoe.c | 8 +++++-
drivers/scsi/bnx2i/bnx2i_hwi.c | 8 +++++-
4 files changed, 52 insertions(+), 20 deletions(-)
diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c
index 9be0c26..94a2e54 100644
--- a/drivers/net/cnic.c
+++ b/drivers/net/cnic.c
@@ -5334,6 +5334,27 @@ static struct cnic_dev *is_cnic_dev(struct net_device *dev)
return cdev;
}
+static void cnic_rcv_netevent(struct cnic_local *cp, unsigned long event,
+ u16 vlan_id)
+{
+ int if_type;
+
+ rcu_read_lock();
+ for (if_type = 0; if_type < MAX_CNIC_ULP_TYPE; if_type++) {
+ struct cnic_ulp_ops *ulp_ops;
+ void *ctx;
+
+ ulp_ops = rcu_dereference(cp->ulp_ops[if_type]);
+ if (!ulp_ops || !ulp_ops->indicate_netevent)
+ continue;
+
+ ctx = cp->ulp_handle[if_type];
+
+ ulp_ops->indicate_netevent(ctx, event, vlan_id);
+ }
+ rcu_read_unlock();
+}
+
/**
* netdev event handler
*/
@@ -5342,7 +5363,6 @@ static int cnic_netdev_event(struct notifier_block *this, unsigned long event,
{
struct net_device *netdev = ptr;
struct cnic_dev *dev;
- int if_type;
int new_dev = 0;
dev = cnic_from_netdev(netdev);
@@ -5372,20 +5392,7 @@ static int cnic_netdev_event(struct notifier_block *this, unsigned long event,
cnic_ulp_start(dev);
}
- rcu_read_lock();
- for (if_type = 0; if_type < MAX_CNIC_ULP_TYPE; if_type++) {
- struct cnic_ulp_ops *ulp_ops;
- void *ctx;
-
- ulp_ops = rcu_dereference(cp->ulp_ops[if_type]);
- if (!ulp_ops || !ulp_ops->indicate_netevent)
- continue;
-
- ctx = cp->ulp_handle[if_type];
-
- ulp_ops->indicate_netevent(ctx, event);
- }
- rcu_read_unlock();
+ cnic_rcv_netevent(cp, event, 0);
if (event == NETDEV_GOING_DOWN) {
cnic_ulp_stop(dev);
@@ -5401,6 +5408,19 @@ static int cnic_netdev_event(struct notifier_block *this, unsigned long event,
goto done;
}
cnic_put(dev);
+ } else {
+ struct net_device *realdev;
+ u16 vid;
+
+ vid = cnic_get_vlan(netdev, &realdev);
+ if (realdev) {
+ dev = cnic_from_netdev(realdev);
+ if (dev) {
+ vid |= VLAN_TAG_PRESENT;
+ cnic_rcv_netevent(dev->cnic_priv, event, vid);
+ cnic_put(dev);
+ }
+ }
}
done:
return NOTIFY_DONE;
diff --git a/drivers/net/cnic_if.h b/drivers/net/cnic_if.h
index 642b9d5..fd54a6a 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 "2.5.6"
-#define CNIC_MODULE_RELDATE "July 12, 2011"
+#define CNIC_MODULE_VERSION "2.5.7"
+#define CNIC_MODULE_RELDATE "July 20, 2011"
#define CNIC_ULP_RDMA 0
#define CNIC_ULP_ISCSI 1
@@ -313,7 +313,7 @@ struct cnic_ulp_ops {
void (*cnic_stop)(void *ulp_ctx);
void (*indicate_kcqes)(void *ulp_ctx, struct kcqe *cqes[],
u32 num_cqes);
- void (*indicate_netevent)(void *ulp_ctx, unsigned long event);
+ void (*indicate_netevent)(void *ulp_ctx, unsigned long event, u16 vid);
void (*cm_connect_complete)(struct cnic_sock *);
void (*cm_close_complete)(struct cnic_sock *);
void (*cm_abort_complete)(struct cnic_sock *);
diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
index 7a16ca1..9eebaeb 100644
--- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
+++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
@@ -767,17 +767,23 @@ static void bnx2fc_destroy_timer(unsigned long data)
*
* @context: adapter structure pointer
* @event: event type
+ * @vlan_id: vlan id - associated vlan id with this event
*
* Handles NETDEV_UP, NETDEV_DOWN, NETDEV_GOING_DOWN,NETDEV_CHANGE and
* NETDEV_CHANGE_MTU events
*/
-static void bnx2fc_indicate_netevent(void *context, unsigned long event)
+static void bnx2fc_indicate_netevent(void *context, unsigned long event,
+ u16 vlan_id)
{
struct bnx2fc_hba *hba = (struct bnx2fc_hba *)context;
struct fc_lport *lport = hba->ctlr.lp;
struct fc_lport *vport;
u32 link_possible = 1;
+ /* Ignore vlans for now */
+ if (vlan_id != 0)
+ return;
+
if (!test_bit(BNX2FC_CREATE_DONE, &hba->init_done)) {
BNX2FC_MISC_DBG("driver not ready. event=%s %ld\n",
hba->netdev->name, event);
diff --git a/drivers/scsi/bnx2i/bnx2i_hwi.c b/drivers/scsi/bnx2i/bnx2i_hwi.c
index 5c54a2d..372d30c 100644
--- a/drivers/scsi/bnx2i/bnx2i_hwi.c
+++ b/drivers/scsi/bnx2i/bnx2i_hwi.c
@@ -2386,14 +2386,20 @@ static void bnx2i_indicate_kcqe(void *context, struct kcqe *kcqe[],
* bnx2i_indicate_netevent - Generic netdev event handler
* @context: adapter structure pointer
* @event: event type
+ * @vlan_id: vlans id - associated vlan id with this event
*
* Handles four netdev events, NETDEV_UP, NETDEV_DOWN,
* NETDEV_GOING_DOWN and NETDEV_CHANGE
*/
-static void bnx2i_indicate_netevent(void *context, unsigned long event)
+static void bnx2i_indicate_netevent(void *context, unsigned long event,
+ u16 vlan_id)
{
struct bnx2i_hba *hba = context;
+ /* Ignore all netevent coming from vlans */
+ if (vlan_id != 0)
+ return;
+
switch (event) {
case NETDEV_UP:
if (!test_bit(ADAPTER_STATE_UP, &hba->adapter_state))
--
1.6.4.GIT
--
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