From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Kirsher Subject: [net-next 08/15] i40e: Increase minimum number of allocated VSI Date: Sat, 24 Sep 2016 23:42:42 -0700 Message-ID: <1474785769-54665-9-git-send-email-jeffrey.t.kirsher@intel.com> References: <1474785769-54665-1-git-send-email-jeffrey.t.kirsher@intel.com> Cc: Akeem Abodunrin , netdev@vger.kernel.org, nhorman@redhat.com, sassmann@redhat.com, jogreene@redhat.com, guru.anbalagane@oracle.com, Jeff Kirsher To: davem@davemloft.net Return-path: Received: from mga07.intel.com ([134.134.136.100]:47187 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965627AbcIYGmy (ORCPT ); Sun, 25 Sep 2016 02:42:54 -0400 In-Reply-To: <1474785769-54665-1-git-send-email-jeffrey.t.kirsher@intel.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Akeem Abodunrin This patch increases minimum number of allocated VSIs, so as to resolve failure adding VSI for VF when 64-VFs assigned to a PF. The driver supports up to 128 VFs per device, users can decide to enable up to 64-VFs on a single PF, especially 2 X 40 devices. In that scenario, with VMDq co-existence, there would be starvation of VSIs - with this patch, supported features would have enough VSIs for configuration now. Change-ID: If084f4cd823667af8fe7fdc11489c705b32039d5 Signed-off-by: Akeem Abodunrin Tested-by: Andrew Bowers Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/i40e/i40e.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index 30aaee4..6b22df6 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -74,7 +74,7 @@ #define I40E_MIN_NUM_DESCRIPTORS 64 #define I40E_MIN_MSIX 2 #define I40E_DEFAULT_NUM_VMDQ_VSI 8 /* max 256 VSIs */ -#define I40E_MIN_VSI_ALLOC 51 /* LAN, ATR, FCOE, 32 VF, 16 VMDQ */ +#define I40E_MIN_VSI_ALLOC 83 /* LAN, ATR, FCOE, 64 VF */ /* max 16 qps */ #define i40e_default_queues_per_vmdq(pf) \ (((pf)->flags & I40E_FLAG_RSS_AQ_CAPABLE) ? 4 : 1) -- 2.7.4