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[net-next,S5,08/15] i40e: un-disable VF after reset

Message ID 1430161042-28494-9-git-send-email-catherine.sullivan@intel.com
State Accepted
Delegated to: Jeff Kirsher
Headers show

Commit Message

Catherine Sullivan April 27, 2015, 6:57 p.m. UTC 
From: Mitch Williams <mitch.a.williams@intel.com>

When a VF is disabled, there is no way for it to recover until either
the PF driver is reloaded or SR-IOV is disabled and enabled. To correct
this, enable the VF after a successful reset.

Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Change-ID: I9e0788476c4d53d5407961b503febdfff2b8a7c6
---
 drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c | 1 +
 1 file changed, 1 insertion(+)

Comments

James Young June 17, 2015, 11:52 p.m. UTC | #1 
> -----Original Message-----
> From: Intel-wired-lan [mailto:intel-wired-lan-bounces@lists.osuosl.org] On
> Behalf Of Catherine Sullivan
> Sent: Monday, April 27, 2015 11:57 AM
> To: intel-wired-lan@lists.osuosl.org
> Subject: [Intel-wired-lan] [net-next S5 08/15] i40e: un-disable VF after reset
> 
> From: Mitch Williams <mitch.a.williams@intel.com>
> 
> When a VF is disabled, there is no way for it to recover until either the PF
> driver is reloaded or SR-IOV is disabled and enabled. To correct this, enable
> the VF after a successful reset.
> 
> Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
> Change-ID: I9e0788476c4d53d5407961b503febdfff2b8a7c6
> ---
>  drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c | 1 +
>  1 file changed, 1 insertion(+)
> 
Tested-by: Jim Young <james.m.young@intel.com>
diff mbox

Patch

diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
index 008ab29..b639510 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
@@ -832,6 +832,7 @@  complete_reset:
 	i40e_alloc_vf_res(vf);
 	i40e_enable_vf_mappings(vf);
 	set_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states);
+	clear_bit(I40E_VF_STAT_DISABLED, &vf->vf_states);
 
 	/* tell the VF the reset is done */
 	wr32(hw, I40E_VFGEN_RSTAT1(vf->vf_id), I40E_VFR_VFACTIVE);