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authorSritej Velaga <sritej.velaga@qlogic.com>2011-07-29 13:30:27 +0000
committerDavid S. Miller <davem@davemloft.net>2011-08-01 00:12:00 -0700
commit032a13c7d70f3f40877b298e4c62469980f27a1f (patch)
tree978285a52c0bc10207ede3da5d0d9fd2833822a3 /drivers
parent3d46512c642248fcb33f3b3ee2b2a80e2b09cd9c (diff)
downloadblackbird-op-linux-032a13c7d70f3f40877b298e4c62469980f27a1f.tar.gz
blackbird-op-linux-032a13c7d70f3f40877b298e4c62469980f27a1f.zip
qlcnic: Fix delay in reset path
Driver should not check for heart beat anymore when FW is hung, rather it should restart the FW. Signed-off-by: Sritej Velaga <sritej.velaga@qlogic.com> Signed-off-by: Anirban Chakraborty <anirban.chakraborty@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/qlcnic/qlcnic.h1
-rw-r--r--drivers/net/qlcnic/qlcnic_init.c3
-rw-r--r--drivers/net/qlcnic/qlcnic_main.c5
3 files changed, 8 insertions, 1 deletions
diff --git a/drivers/net/qlcnic/qlcnic.h b/drivers/net/qlcnic/qlcnic.h
index 4200ef81ca8e..5f0141be8ca9 100644
--- a/drivers/net/qlcnic/qlcnic.h
+++ b/drivers/net/qlcnic/qlcnic.h
@@ -911,6 +911,7 @@ struct qlcnic_ipaddr {
#define QLCNIC_PROMISC_DISABLED 0x800
#define QLCNIC_NEED_FLR 0x1000
#define QLCNIC_FW_RESET_OWNER 0x2000
+#define QLCNIC_FW_HANG 0x4000
#define QLCNIC_IS_MSI_FAMILY(adapter) \
((adapter)->flags & (QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED))
diff --git a/drivers/net/qlcnic/qlcnic_init.c b/drivers/net/qlcnic/qlcnic_init.c
index ee8a3982395e..3b6741e4754d 100644
--- a/drivers/net/qlcnic/qlcnic_init.c
+++ b/drivers/net/qlcnic/qlcnic_init.c
@@ -1056,7 +1056,8 @@ qlcnic_check_fw_hearbeat(struct qlcnic_adapter *adapter)
int
qlcnic_need_fw_reset(struct qlcnic_adapter *adapter)
{
- if (qlcnic_check_fw_hearbeat(adapter)) {
+ if ((adapter->flags & QLCNIC_FW_HANG) ||
+ qlcnic_check_fw_hearbeat(adapter)) {
qlcnic_rom_lock_recovery(adapter);
return 1;
}
diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c
index 5ca1b562443c..248ebbd43279 100644
--- a/drivers/net/qlcnic/qlcnic_main.c
+++ b/drivers/net/qlcnic/qlcnic_main.c
@@ -2682,6 +2682,7 @@ qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed)
qlcnic_api_unlock(adapter);
err:
adapter->fw_fail_cnt = 0;
+ adapter->flags &= ~QLCNIC_FW_HANG;
clear_bit(__QLCNIC_START_FW, &adapter->state);
clear_bit(__QLCNIC_RESETTING, &adapter->state);
}
@@ -2859,6 +2860,7 @@ skip_ack_check:
(adapter->flags & QLCNIC_FW_RESET_OWNER)) {
QLCDB(adapter, DRV, "Take FW dump\n");
qlcnic_dump_fw(adapter);
+ adapter->flags |= QLCNIC_FW_HANG;
}
rtnl_unlock();
@@ -3046,6 +3048,7 @@ attach:
done:
netif_device_attach(netdev);
adapter->fw_fail_cnt = 0;
+ adapter->flags &= ~QLCNIC_FW_HANG;
clear_bit(__QLCNIC_RESETTING, &adapter->state);
if (!qlcnic_clr_drv_state(adapter))
@@ -3090,6 +3093,8 @@ qlcnic_check_health(struct qlcnic_adapter *adapter)
if (++adapter->fw_fail_cnt < FW_FAIL_THRESH)
return 0;
+ adapter->flags |= QLCNIC_FW_HANG;
+
qlcnic_dev_request_reset(adapter);
if (auto_fw_reset)
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