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[NEXT,1/6] qlcnic: fix chip reset logic

Message ID 1310649415-14787-2-git-send-email-amit.salecha@qlogic.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

amit salecha July 14, 2011, 1:16 p.m. UTC 
From: Sritej Velaga <sritej.velaga@qlogic.com>

Chip reset logic (IDC logic) has changed with fw dump support.
This broked compatibility with driver using older IDC logic.
Changes to make it compatible with drivers using older IDC logic.

Signed-off-by: Sritej Velaga <sritej.velaga@qlogic.com>
Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com>
---
 drivers/net/qlcnic/qlcnic_main.c |   15 ++++++++-------
 1 files changed, 8 insertions(+), 7 deletions(-)
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Patch

diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c
index 357436b..6b646c6 100644
--- a/drivers/net/qlcnic/qlcnic_main.c
+++ b/drivers/net/qlcnic/qlcnic_main.c
@@ -2811,6 +2811,7 @@  qlcnic_fwinit_work(struct work_struct *work)
 	struct qlcnic_adapter *adapter = container_of(work,
 			struct qlcnic_adapter, fw_work.work);
 	u32 dev_state = 0xf;
+	u32 val;
 
 	if (qlcnic_api_lock(adapter))
 		goto err_ret;
@@ -2837,11 +2838,6 @@  qlcnic_fwinit_work(struct work_struct *work)
 
 	if (!qlcnic_check_drv_state(adapter)) {
 skip_ack_check:
-		if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) {
-			qlcnic_api_unlock(adapter);
-			goto wait_npar;
-		}
-
 		dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
 
 		if (dev_state == QLCNIC_DEV_NEED_RESET) {
@@ -2850,17 +2846,22 @@  skip_ack_check:
 			set_bit(__QLCNIC_START_FW, &adapter->state);
 			QLCDB(adapter, DRV, "Restarting fw\n");
 			qlcnic_idc_debug_info(adapter, 0);
+			val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
+			QLC_DEV_SET_RST_RDY(val, adapter->portnum);
+			QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
 		}
 
 		qlcnic_api_unlock(adapter);
 
 		rtnl_lock();
-		if (adapter->ahw->fw_dump.enable) {
+		if (adapter->ahw->fw_dump.enable &&
+		    (adapter->flags & QLCNIC_FW_RESET_OWNER)) {
 			QLCDB(adapter, DRV, "Take FW dump\n");
 			qlcnic_dump_fw(adapter);
-			adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
 		}
 		rtnl_unlock();
+
+		adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
 		if (!adapter->nic_ops->start_firmware(adapter)) {
 			qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
 			adapter->fw_wait_cnt = 0;