diff mbox

[next,1/3] ixgbe: Allow setting multiple queues when SR-IOV is enabled

Message ID 20160908032811.25312.38792.stgit@localhost.localdomain
State Accepted
Delegated to: Jeff Kirsher
Headers show

Commit Message

Alexander H Duyck Sept. 8, 2016, 3:28 a.m. UTC 
From: Alexander Duyck <alexander.h.duyck@intel.com>

The maximum queue count reported was 1, however support for multiple queues
with SR-IOV was added some time ago so we should report support for it to
the user so that they can select multiple queues if they so desire.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
---
 drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

Bowers, AndrewX Sept. 9, 2016, 6:43 p.m. UTC | #1 
> -----Original Message-----
> From: Intel-wired-lan [mailto:intel-wired-lan-bounces@lists.osuosl.org] On
> Behalf Of Alexander Duyck
> Sent: Wednesday, September 07, 2016 8:28 PM
> To: intel-wired-lan@lists.osuosl.org
> Cc: ruslan@purestorage.com; Jayakumar, Muthurajan
> <muthurajan.jayakumar@intel.com>; Blevins, Christopher R
> <christopher.r.blevins@intel.com>
> Subject: [Intel-wired-lan] [next PATCH 1/3] ixgbe: Allow setting multiple
> queues when SR-IOV is enabled
> 
> From: Alexander Duyck <alexander.h.duyck@intel.com>
> 
> The maximum queue count reported was 1, however support for multiple
> queues with SR-IOV was added some time ago so we should report support
> for it to the user so that they can select multiple queues if they so desire.
> 
> Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
> ---
>  drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

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

Patch

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
index 730a99f0f002..2d872be336bb 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
@@ -3060,8 +3060,8 @@  static unsigned int ixgbe_max_channels(struct ixgbe_adapter *adapter)
 		/* We only support one q_vector without MSI-X */
 		max_combined = 1;
 	} else if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) {
-		/* SR-IOV currently only allows one queue on the PF */
-		max_combined = 1;
+		/* Limit value based on the queue mask */
+		max_combined = adapter->ring_feature[RING_F_RSS].mask + 1;
 	} else if (tcs > 1) {
 		/* For DCB report channels per traffic class */
 		if (adapter->hw.mac.type == ixgbe_mac_82598EB) {