bnx2x: MTU for FCoE L2 ring
Always configure an FCoE L2 ring with a mini-jumbo MTU size (2500).
To do that we had to move the rx_buf_size parameter from per
function level to a per ring level.
Signed-off-by: Vladislav Zolotarov <vladz@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c
index 5e3f948..7224506 100644
--- a/drivers/net/bnx2x/bnx2x_main.c
+++ b/drivers/net/bnx2x/bnx2x_main.c
@@ -2473,8 +2473,14 @@
rxq_init->sge_map = fp->rx_sge_mapping;
rxq_init->rcq_map = fp->rx_comp_mapping;
rxq_init->rcq_np_map = fp->rx_comp_mapping + BCM_PAGE_SIZE;
- rxq_init->mtu = bp->dev->mtu;
- rxq_init->buf_sz = bp->rx_buf_size;
+
+ /* Always use mini-jumbo MTU for FCoE L2 ring */
+ if (IS_FCOE_FP(fp))
+ rxq_init->mtu = BNX2X_FCOE_MINI_JUMBO_MTU;
+ else
+ rxq_init->mtu = bp->dev->mtu;
+
+ rxq_init->buf_sz = fp->rx_buf_size;
rxq_init->cl_qzone_id = fp->cl_qzone_id;
rxq_init->cl_id = fp->cl_id;
rxq_init->spcl_id = fp->cl_id;