bnxt_en: Workaround Nitro A0 hardware RX bug (part 2).

[cascardo/linux.git] / drivers / net / ethernet / broadcom / bnxt / bnxt_ethtool.c

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
index 0f7dd86..492c06b 100644 (file)
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
@@ -362,9 +362,13 @@ static void bnxt_get_channels(struct net_device *dev,
        channel->max_other = 0;
        if (bp->flags & BNXT_FLAG_SHARED_RINGS) {
                channel->combined_count = bp->rx_nr_rings;
+               if (BNXT_CHIP_TYPE_NITRO_A0(bp))
+                       channel->combined_count--;
        } else {
-               channel->rx_count = bp->rx_nr_rings;
-               channel->tx_count = bp->tx_nr_rings_per_tc;
+               if (!BNXT_CHIP_TYPE_NITRO_A0(bp)) {
+                       channel->rx_count = bp->rx_nr_rings;
+                       channel->tx_count = bp->tx_nr_rings_per_tc;
+               }
        }
 }
 
@@ -387,6 +391,10 @@ static int bnxt_set_channels(struct net_device *dev,
            (channel->rx_count || channel->tx_count))
                return -EINVAL;
 
+       if (BNXT_CHIP_TYPE_NITRO_A0(bp) && (channel->rx_count ||
+                                           channel->tx_count))
+               return -EINVAL;
+
        if (channel->combined_count)
                sh = true;