Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 8b7372c1 authored by Ganesh Goudar's avatar Ganesh Goudar Committed by David S. Miller
Browse files

cxgb4: notify fatal error to uld drivers 



notify uld drivers if the adapter encounters fatal
error.

Signed-off-by: default avatarGanesh Goudar <ganeshgr@chelsio.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ce627a1b

drivers/infiniband/hw/cxgb4/device.c

+1 −0
Original line number Diff line number Diff line
@@ -1217,6 +1217,7 @@ static int c4iw_uld_state_change(void *handle, enum cxgb4_state new_state) 
		if (ctx->dev)

			c4iw_remove(ctx);

		break;

	case CXGB4_STATE_FATAL_ERROR:

	case CXGB4_STATE_START_RECOVERY:

		pr_info("%s: Fatal Error\n", pci_name(ctx->lldi.pdev));

		if (ctx->dev) {

drivers/net/ethernet/chelsio/cxgb4/cxgb4.h

+1 −0
Original line number Diff line number Diff line
@@ -917,6 +917,7 @@ struct adapter { 
	struct work_struct tid_release_task;

	struct work_struct db_full_task;

	struct work_struct db_drop_task;

	struct work_struct fatal_err_notify_task;

	bool tid_release_task_busy;



	/* lock for mailbox cmd list */

drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c

+10 −0
Original line number Diff line number Diff line
@@ -3255,6 +3255,14 @@ static const struct ethtool_ops cxgb4_mgmt_ethtool_ops = { 
	.get_drvinfo       = cxgb4_mgmt_get_drvinfo,

};



static void notify_fatal_err(struct work_struct *work)

{

	struct adapter *adap;



	adap = container_of(work, struct adapter, fatal_err_notify_task);

	notify_ulds(adap, CXGB4_STATE_FATAL_ERROR);

}



void t4_fatal_err(struct adapter *adap)

{

	int port;
@@ -3279,6 +3287,7 @@ void t4_fatal_err(struct adapter *adap) 
		netif_carrier_off(dev);

	}

	dev_alert(adap->pdev_dev, "encountered fatal error, adapter stopped\n");

	queue_work(adap->workq, &adap->fatal_err_notify_task);

}



static void setup_memwin(struct adapter *adap)
@@ -5479,6 +5488,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) 
	INIT_WORK(&adapter->tid_release_task, process_tid_release_list);

	INIT_WORK(&adapter->db_full_task, process_db_full);

	INIT_WORK(&adapter->db_drop_task, process_db_drop);

	INIT_WORK(&adapter->fatal_err_notify_task, notify_fatal_err);



	err = t4_prep_adapter(adapter);

	if (err)

drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h

+2 −1
Original line number Diff line number Diff line
@@ -257,7 +257,8 @@ enum cxgb4_state { 
	CXGB4_STATE_UP,

	CXGB4_STATE_START_RECOVERY,

	CXGB4_STATE_DOWN,

	CXGB4_STATE_DETACH

	CXGB4_STATE_DETACH,

	CXGB4_STATE_FATAL_ERROR

};



enum cxgb4_control {