From: Anjali Singhai Jain Date: Fri, 5 Jun 2015 16:20:32 +0000 (-0400) Subject: i40e: Add IWARP support for X722 X-Git-Tag: v4.3-rc1~96^2~218^2~7 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=0d8e14392f7697e5ee241d49fce3355f22406d3e;p=karo-tx-linux.git i40e: Add IWARP support for X722 X722 supports IWARP, this patch handles checking for PE critical errors. Since the driver doesn't support the IWARP interface for now, this patch just does bare minimum to log a message oif a PE critical error happens. Signed-off-by: Anjali Singhai Jain Signed-off-by: Catherine Sullivan Tested-by: Jim Young Signed-off-by: Jeff Kirsher --- diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index d9cb87f383dd..3bb832a2ec51 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -2908,6 +2908,9 @@ static void i40e_enable_misc_int_causes(struct i40e_pf *pf) I40E_PFINT_ICR0_ENA_VFLR_MASK | I40E_PFINT_ICR0_ENA_ADMINQ_MASK; + if (pf->flags & I40E_FLAG_IWARP_ENABLED) + val |= I40E_PFINT_ICR0_ENA_PE_CRITERR_MASK; + if (pf->flags & I40E_FLAG_PTP) val |= I40E_PFINT_ICR0_ENA_TIMESYNC_MASK; @@ -3198,6 +3201,13 @@ static irqreturn_t i40e_intr(int irq, void *data) (icr0 & I40E_PFINT_ICR0_SWINT_MASK)) pf->sw_int_count++; + if ((pf->flags & I40E_FLAG_IWARP_ENABLED) && + (ena_mask & I40E_PFINT_ICR0_ENA_PE_CRITERR_MASK)) { + ena_mask &= ~I40E_PFINT_ICR0_ENA_PE_CRITERR_MASK; + icr0 &= ~I40E_PFINT_ICR0_ENA_PE_CRITERR_MASK; + dev_info(&pf->pdev->dev, "cleared PE_CRITERR\n"); + } + /* only q0 is used in MSI/Legacy mode, and none are used in MSIX */ if (icr0 & I40E_PFINT_ICR0_QUEUE_0_MASK) {