From: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Date: Fri, 26 Jan 2018 17:05:54 +0530
Subject: cxgb4: reset FW_OK flag on firmware crash
Patch-mainline: v4.16-rc1
Git-commit: 825b2b6fd949b0042f3793daafa59b742c9e9d7a
References: bsc#1104279 FATE#325938
If firmware reports error, reset FW_OK flag.
Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com>
Signed-off-by: Ganesh Goudar <ganeshgr@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
@@ -195,9 +195,11 @@ static void t4_report_fw_error(struct ad
u32 pcie_fw;
pcie_fw = t4_read_reg(adap, PCIE_FW_A);
- if (pcie_fw & PCIE_FW_ERR_F)
+ if (pcie_fw & PCIE_FW_ERR_F) {
dev_err(adap->pdev_dev, "Firmware reports adapter error: %s\n",
reason[PCIE_FW_EVAL_G(pcie_fw)]);
+ adap->flags &= ~FW_OK;
+ }
}
/*