[S31,10/15] ice: write register with correct offset
diff mbox series

Message ID 20191009140953.14087-10-anthony.l.nguyen@intel.com
State Accepted
Delegated to: Jeff Kirsher
Headers show
Series
  • [S31,01/15] ice: implement set_eeprom functionality
Related show

Commit Message

Tony Nguyen Oct. 9, 2019, 2:09 p.m. UTC
From: Mitch Williams <mitch.a.williams@intel.com>

The VF_MBX_ARQLEN register array is per-PF, not global, so we should not
use the absolute VF ID as an index. Instead, use the per-PF VF ID.

This fixes an issue with VFs on PFs other than 0 not seeing reset.

Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
---
 drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Bowers, AndrewX Oct. 16, 2019, 4:22 p.m. UTC | #1
> -----Original Message-----
> From: Intel-wired-lan [mailto:intel-wired-lan-bounces@osuosl.org] On
> Behalf Of Tony Nguyen
> Sent: Wednesday, October 9, 2019 7:10 AM
> To: intel-wired-lan@lists.osuosl.org
> Subject: [Intel-wired-lan] [PATCH S31 10/15] ice: write register with correct
> offset
> 
> From: Mitch Williams <mitch.a.williams@intel.com>
> 
> The VF_MBX_ARQLEN register array is per-PF, not global, so we should not
> use the absolute VF ID as an index. Instead, use the per-PF VF ID.
> 
> This fixes an issue with VFs on PFs other than 0 not seeing reset.
> 
> Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
> ---
>  drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Tested-by: Andrew Bowers <andrewx.bowers@intel.com>

Patch
diff mbox series

diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
index 6fa929eae789..33b19f1ad2ed 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
@@ -390,7 +390,7 @@  static void ice_trigger_vf_reset(struct ice_vf *vf, bool is_vflr, bool is_pfr)
 	 * by the time we get here.
 	 */
 	if (!is_pfr)
-		wr32(hw, VF_MBX_ARQLEN(vf_abs_id), 0);
+		wr32(hw, VF_MBX_ARQLEN(vf->vf_id), 0);
 
 	/* In the case of a VFLR, the HW has already reset the VF and we
 	 * just need to clean up, so don't hit the VFRTRIG register.