[PATCH net-next 2/3] bnxt_en: Log a message, if enabling NTUPLE filtering fails.

[Michael Chan]

From: Vasundhara Volam <vasundhara-v.vo...@broadcom.com>

If there are not enough resources to enable ntuple filtering,
log a warning message.

Signed-off-by: Vasundhara Volam <vasundhara-v.vo...@broadcom.com>
Signed-off-by: Michael Chan <michael.c...@broadcom.com>
---
 drivers/net/ethernet/broadcom/bnxt/bnxt.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c 
b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 7de7d7a..398ecba 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -5790,8 +5790,14 @@ static bool bnxt_rfs_capable(struct bnxt *bp)
                return false;
 
        vnics = 1 + bp->rx_nr_rings;
-       if (vnics > pf->max_rsscos_ctxs || vnics > pf->max_vnics)
+       if (vnics > pf->max_rsscos_ctxs || vnics > pf->max_vnics) {
+               netdev_warn(bp->dev,
+                           "Not enough resources to support NTUPLE filters");
+               netdev_warn(bp->dev,
+                           "Enough NTUPLE resources for up to %d rx rings",
+                           min(pf->max_rsscos_ctxs - 1, pf->max_vnics - 1));
                return false;
+       }
 
        return true;
 #else
@@ -5804,7 +5810,7 @@ static netdev_features_t bnxt_fix_features(struct 
net_device *dev,
 {
        struct bnxt *bp = netdev_priv(dev);
 
-       if (!bnxt_rfs_capable(bp))
+       if ((features & NETIF_F_NTUPLE) && !bnxt_rfs_capable(bp))
                features &= ~NETIF_F_NTUPLE;
 
        /* Both CTAG and STAG VLAN accelaration on the RX side have to be
-- 
1.8.3.1