openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

qlcnic: Fix bug in diagnostics test reset recovery path 

o In order to perform reset recovery during diagnostics tests,
  current device status information need to be preserved.
  This patch makes the required changes in diagnostics routines

Signed-off-by: Manish Chopra <manish.chopra@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Manish Chopra 2013-05-09 09:25:14 +00:00 committed by David S. Miller
parent 536faa6182
commit 13a82b44fd
1 changed files with 11 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
View File

@ -1276,11 +1276,13 @@ int qlcnic_83xx_create_tx_ctx(struct qlcnic_adapter *adapter,
return err;
}
static int qlcnic_83xx_diag_alloc_res(struct net_device *netdev, int test)
static int qlcnic_83xx_diag_alloc_res(struct net_device *netdev, int test,
int num_sds_ring)
{
struct qlcnic_adapter *adapter = netdev_priv(netdev);
struct qlcnic_host_sds_ring *sds_ring;
struct qlcnic_host_rds_ring *rds_ring;
u16 adapter_state = adapter->is_up;
u8 ring;
int ret;
@ -1304,6 +1306,10 @@ static int qlcnic_83xx_diag_alloc_res(struct net_device *netdev, int test)
ret = qlcnic_fw_create_ctx(adapter);
if (ret) {
qlcnic_detach(adapter);
if (adapter_state == QLCNIC_ADAPTER_UP_MAGIC) {
adapter->max_sds_rings = num_sds_ring;
qlcnic_attach(adapter);
}
netif_device_attach(netdev);
return ret;
}
@ -1596,7 +1602,8 @@ int qlcnic_83xx_loopback_test(struct net_device *netdev, u8 mode)
if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
return -EBUSY;
ret = qlcnic_83xx_diag_alloc_res(netdev, QLCNIC_LOOPBACK_TEST);
ret = qlcnic_83xx_diag_alloc_res(netdev, QLCNIC_LOOPBACK_TEST,
max_sds_rings);
if (ret)
goto fail_diag_alloc;
@ -3112,7 +3119,8 @@ int qlcnic_83xx_interrupt_test(struct net_device *netdev)
if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
return -EIO;
ret = qlcnic_83xx_diag_alloc_res(netdev, QLCNIC_INTERRUPT_TEST);
ret = qlcnic_83xx_diag_alloc_res(netdev, QLCNIC_INTERRUPT_TEST,
max_sds_rings);
if (ret)
goto fail_diag_irq;