diff options
Diffstat (limited to 'drivers/net/bnx2x_main.c')
-rw-r--r-- | drivers/net/bnx2x_main.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c index 039fdd4becff..0ebbc7794803 100644 --- a/drivers/net/bnx2x_main.c +++ b/drivers/net/bnx2x_main.c @@ -101,6 +101,10 @@ static int int_mode; module_param(int_mode, int, 0); MODULE_PARM_DESC(int_mode, " Force interrupt mode (1 INT#x; 2 MSI)"); +static int dropless_fc; +module_param(dropless_fc, int, 0); +MODULE_PARM_DESC(dropless_fc, " Pause on exhausted host ring"); + static int poll; module_param(poll, int, 0); MODULE_PARM_DESC(poll, " Use polling (for debug)"); @@ -2369,7 +2373,7 @@ static void bnx2x_link_attn(struct bnx2x *bp) if (bp->link_vars.link_up) { /* dropless flow control */ - if (CHIP_IS_E1H(bp)) { + if (CHIP_IS_E1H(bp) && bp->dropless_fc) { int port = BP_PORT(bp); u32 pause_enabled = 0; @@ -6359,9 +6363,6 @@ static int bnx2x_init_port(struct bnx2x *bp) REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4, (IS_E1HMF(bp) ? 0x1 : 0x2)); - /* support pause requests from USDM, TSDM and BRB */ - REG_WR(bp, NIG_REG_LLFC_EGRESS_SRC_ENABLE_0 + port*4, 0x7); - { REG_WR(bp, NIG_REG_LLFC_ENABLE_0 + port*4, 0); REG_WR(bp, NIG_REG_LLFC_OUT_EN_0 + port*4, 0); @@ -8677,6 +8678,11 @@ static int __devinit bnx2x_init_bp(struct bnx2x *bp) bp->dev->features |= NETIF_F_LRO; } + if (CHIP_IS_E1(bp)) + bp->dropless_fc = 0; + else + bp->dropless_fc = dropless_fc; + bp->mrrs = mrrs; bp->tx_ring_size = MAX_TX_AVAIL; |