diff options
| author | Barak Witkowski <barak@broadcom.com> | 2012-12-02 08:05:47 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-12-03 05:22:59 +0400 |
| commit | 4c704899328bcb448d9c7fa709777b3e28e05f6a (patch) | |
| tree | 853fd359986c0169e9852113e4d9a2fe60e7e975 /drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c | |
| parent | c55e771b7e6274f7e12d5bcaa8e7dec8a1e41c42 (diff) | |
| download | linux-4c704899328bcb448d9c7fa709777b3e28e05f6a.tar.xz | |
bnx2x: Management can control PFC/ETS
If configured for PFC/ETS by management, configure chip regardless of the
presence of a remote peer which supports DCBX.
Signed-off-by: Barak Witkowski <barak@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/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c index cba4a16ab86a..c0d9b6947d97 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c @@ -413,8 +413,11 @@ static int bnx2x_dcbx_read_mib(struct bnx2x *bp, static void bnx2x_pfc_set_pfc(struct bnx2x *bp) { + int mfw_configured = SHMEM2_HAS(bp, drv_flags) && + GET_FLAGS(SHMEM2_RD(bp, drv_flags), + 1 << DRV_FLAGS_DCB_MFW_CONFIGURED); if (bp->dcbx_port_params.pfc.enabled && - !(bp->dcbx_error & DCBX_REMOTE_MIB_ERROR)) + (!(bp->dcbx_error & DCBX_REMOTE_MIB_ERROR) || mfw_configured)) /* * 1. Fills up common PFC structures if required * 2. Configure NIG, MAC and BRB via the elink @@ -552,10 +555,13 @@ static void bnx2x_dcbx_update_ets_config(struct bnx2x *bp) static void bnx2x_dcbx_update_ets_params(struct bnx2x *bp) { + int mfw_configured = SHMEM2_HAS(bp, drv_flags) && + GET_FLAGS(SHMEM2_RD(bp, drv_flags), + 1 << DRV_FLAGS_DCB_MFW_CONFIGURED); bnx2x_ets_disabled(&bp->link_params, &bp->link_vars); if (!bp->dcbx_port_params.ets.enabled || - (bp->dcbx_error & DCBX_REMOTE_MIB_ERROR)) + ((bp->dcbx_error & DCBX_REMOTE_MIB_ERROR) && !mfw_configured)) return; if (CHIP_IS_E3B0(bp)) @@ -1802,11 +1808,14 @@ static void bnx2x_dcbx_fw_struct(struct bnx2x *bp, u8 cos = 0, pri = 0; struct priority_cos *tt2cos; u32 *ttp = bp->dcbx_port_params.app.traffic_type_priority; + int mfw_configured = SHMEM2_HAS(bp, drv_flags) && + GET_FLAGS(SHMEM2_RD(bp, drv_flags), + 1 << DRV_FLAGS_DCB_MFW_CONFIGURED); memset(pfc_fw_cfg, 0, sizeof(*pfc_fw_cfg)); /* to disable DCB - the structure must be zeroed */ - if (bp->dcbx_error & DCBX_REMOTE_MIB_ERROR) + if ((bp->dcbx_error & DCBX_REMOTE_MIB_ERROR) && !mfw_configured) return; /*shortcut*/ @@ -2073,8 +2082,12 @@ static u8 bnx2x_dcbnl_set_all(struct net_device *netdev) "Handling parity error recovery. Try again later\n"); return 1; } - if (netif_running(bp->dev)) + if (netif_running(bp->dev)) { + bnx2x_update_drv_flags(bp, + 1 << DRV_FLAGS_DCB_MFW_CONFIGURED, + 1); bnx2x_dcbx_init(bp, true); + } DP(BNX2X_MSG_DCB, "set_dcbx_params done (%d)\n", rc); if (rc) return 1; |