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authorAmit Kumar Salecha <amit.salecha@qlogic.com>2010-02-01 06:24:56 +0100
committerDavid S. Miller <davem@davemloft.net>2010-02-03 00:55:44 +0100
commit1b95a839587f40abab2f9cb3e5254dc821b9829b (patch)
treebade89b4209a5ae3c6fdb63cbeed13d08fc82fa1
parentqlcnic: add ethernet identifier in board info (diff)
downloadlinux-1b95a839587f40abab2f9cb3e5254dc821b9829b.tar.xz
linux-1b95a839587f40abab2f9cb3e5254dc821b9829b.zip
qlcnic: clear device reset state after fw recovery
o After firmware recovery, clear device reset state transition register. Otherwise firmware reload can occur unnecessary. Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/qlcnic/qlcnic_main.c22
1 files changed, 21 insertions, 1 deletions
diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c
index 05275f2153be..9a98285ee791 100644
--- a/drivers/net/qlcnic/qlcnic_main.c
+++ b/drivers/net/qlcnic/qlcnic_main.c
@@ -1866,6 +1866,23 @@ qlcnic_set_drv_state(struct qlcnic_adapter *adapter, int state)
qlcnic_api_unlock(adapter);
}
+static int
+qlcnic_clr_drv_state(struct qlcnic_adapter *adapter)
+{
+ u32 val;
+
+ if (qlcnic_api_lock(adapter))
+ return -EBUSY;
+
+ val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
+ val &= ~((u32)0x3 << (adapter->portnum * 4));
+ QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
+
+ qlcnic_api_unlock(adapter);
+
+ return 0;
+}
+
static void
qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter)
{
@@ -2119,7 +2136,10 @@ qlcnic_attach_work(struct work_struct *work)
done:
adapter->fw_fail_cnt = 0;
clear_bit(__QLCNIC_RESETTING, &adapter->state);
- qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY);
+
+ if (!qlcnic_clr_drv_state(adapter))
+ qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
+ FW_POLL_DELAY);
}
static int