Message ID | 20170623082451.32671-7-alice.michael@intel.com |
---|---|
State | Accepted |
Delegated to: | Jeff Kirsher |
Headers | show |
> -----Original Message----- > From: Intel-wired-lan [mailto:intel-wired-lan-bounces@osuosl.org] On Behalf > Of Alice Michael > Sent: Friday, June 23, 2017 1:25 AM > To: Michael, Alice <alice.michael@intel.com>; intel-wired-lan@lists.osuosl.org > Subject: [Intel-wired-lan] [next PATCH S74-V2 07/10] i40e: Detect ATR HW > Evict NVM issue and disable the feature > > This patch fixes a problem with the HW ATR eviction feature where the > NVM setting was incorrect. This patch detects the issue on X720 [..] Change X720 to X722 Thanks, Carolyn
I already sent this up, Jeff can you do that? Thanks, Alice -----Original Message----- From: Wyborny, Carolyn Sent: Friday, June 23, 2017 9:33 AM To: Michael, Alice <alice.michael@intel.com>; Michael, Alice <alice.michael@intel.com>; intel-wired-lan@lists.osuosl.org Subject: RE: [Intel-wired-lan] [next PATCH S74-V2 07/10] i40e: Detect ATR HW Evict NVM issue and disable the feature > -----Original Message----- > From: Intel-wired-lan [mailto:intel-wired-lan-bounces@osuosl.org] On > Behalf Of Alice Michael > Sent: Friday, June 23, 2017 1:25 AM > To: Michael, Alice <alice.michael@intel.com>; > intel-wired-lan@lists.osuosl.org > Subject: [Intel-wired-lan] [next PATCH S74-V2 07/10] i40e: Detect ATR > HW Evict NVM issue and disable the feature > > This patch fixes a problem with the HW ATR eviction feature where the > NVM setting was incorrect. This patch detects the issue on X720 [..] Change X720 to X722 Thanks, Carolyn
> -----Original Message----- > From: Intel-wired-lan [mailto:intel-wired-lan-bounces@osuosl.org] On > Behalf Of Alice Michael > Sent: Friday, June 23, 2017 1:25 AM > To: Michael, Alice <alice.michael@intel.com>; intel-wired- > lan@lists.osuosl.org > Subject: [Intel-wired-lan] [next PATCH S74-V2 07/10] i40e: Detect ATR HW > Evict NVM issue and disable the feature > > This patch fixes a problem with the HW ATR eviction feature where the NVM > setting was incorrect. This patch detects the issue on X720 adapters and > disables the feature if the NVM setting is incorrect. > > Without this patch, HW ATR Evict feature does not work on broken NVMs > and is not detected either. If the HW ATR Evict feature is disabled the SW > Eviction feature will take effect. > > Signed-off-by: Anjali Singhai Jain <anjali.singhai@intel.com> > Signed-off-by: Alice Michael <alice.michael@intel.com> > --- > drivers/net/ethernet/intel/i40e/i40e_main.c | 8 ++++++++ > 1 file changed, 8 insertions(+) Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 43840cf..ffd4891 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -8963,6 +8963,14 @@ static int i40e_sw_init(struct i40e_pf *pf) I40E_HW_PTP_L4_CAPABLE | I40E_HW_WOL_MC_MAGIC_PKT_WAKE | I40E_HW_OUTER_UDP_CSUM_CAPABLE); + +#define I40E_FDEVICT_PCTYPE_DEFAULT 0xc03 + if (rd32(&pf->hw, I40E_GLQF_FDEVICTENA(1)) != + I40E_FDEVICT_PCTYPE_DEFAULT) { + dev_warn(&pf->pdev->dev, + "FD EVICT PCTYPES are not right, disable FD HW EVICT\n"); + pf->hw_features &= ~I40E_HW_ATR_EVICT_CAPABLE; + } } else if ((pf->hw.aq.api_maj_ver > 1) || ((pf->hw.aq.api_maj_ver == 1) && (pf->hw.aq.api_min_ver > 4))) {