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| author | Yaniv Rosner <yaniv.rosner@broadcom.com> | 2012-09-11 04:34:10 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-09-13 16:37:52 -0400 |
| commit | 375944cb7c96bf66914a73b1858e5865c439b335 (patch) | |
| tree | 01b0300097d038edb86d1212d9053016f1c5de96 /drivers | |
| parent | 217aeb896a4a9f00006ce4b193c216f739234296 (diff) | |
| download | linux-3.10-375944cb7c96bf66914a73b1858e5865c439b335.tar.gz linux-3.10-375944cb7c96bf66914a73b1858e5865c439b335.tar.bz2 linux-3.10-375944cb7c96bf66914a73b1858e5865c439b335.zip | |
bnx2x: prevent timeouts when using PFC
Prevent updating the xmac PFC configuration when using a link speed
slower than 10G -the umac block is responsible for 1G or slower connections,
therefore it is possible the xmac block is reset when connection is slower.
Signed-off-by: Yaniv Rosner <yaniv.rosner@broadcom.com>
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c index f4beb46c470..40a7b8d877c 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c @@ -2667,9 +2667,11 @@ int bnx2x_update_pfc(struct link_params *params, return bnx2x_status; DP(NETIF_MSG_LINK, "About to update PFC in BMAC\n"); - if (CHIP_IS_E3(bp)) - bnx2x_update_pfc_xmac(params, vars, 0); - else { + + if (CHIP_IS_E3(bp)) { + if (vars->mac_type == MAC_TYPE_XMAC) + bnx2x_update_pfc_xmac(params, vars, 0); + } else { val = REG_RD(bp, MISC_REG_RESET_REG_2); if ((val & (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << params->port)) |