[Intel-wired-lan] [next-queue S2 03/15] i40e: Print some more info to help figure out the cause of HMC error
Jeff Kirsher
jeffrey.t.kirsher at intel.com
Wed Mar 25 04:30:13 UTC 2015
From: Anjali Singhai Jain <anjali.singhai at intel.com>
HMC_ERRORINFO and HMC_ERRORDATA helps explain the cause of HMC error.
Change-ID: I053bbc175a5f4c5c3e9ec2ea7400d5c56aaa4ec1
Signed-off-by: Anjali Singhai Jain <anjali.singhai at intel.com>
---
drivers/net/ethernet/intel/i40e/i40e_main.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 845bcee..77e3b84 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -3197,6 +3197,9 @@ static irqreturn_t i40e_intr(int irq, void *data)
if (icr0 & I40E_PFINT_ICR0_HMC_ERR_MASK) {
icr0 &= ~I40E_PFINT_ICR0_HMC_ERR_MASK;
dev_info(&pf->pdev->dev, "HMC error interrupt\n");
+ dev_info(&pf->pdev->dev, "HMC error info 0x%x, HMC error data 0x%x\n",
+ rd32(hw, I40E_PFHMC_ERRORINFO),
+ rd32(hw, I40E_PFHMC_ERRORDATA));
}
if (icr0 & I40E_PFINT_ICR0_TIMESYNC_MASK) {
--
1.9.3
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