diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h index 641d8847c32675179a01c9995d88bb2bbcff2de6..03647bf3ddb9e823ff605c5d2c1fb7a109f62526 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h @@ -1488,7 +1488,7 @@ struct bnx2x { int qm_cid_count; - int dropless_fc; + bool dropless_fc; void *t2; dma_addr_t t2_mapping; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h index 9a51d4970ad50d01e5320f10bae22e092c09dbb9..3369a50ac6b4fbe087860883c9dd9afc951c3238 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h @@ -500,7 +500,15 @@ struct port_hw_cfg { /* port 0: 0x12c port 1: 0x2bc */ u32 e3_cmn_pin_cfg1; /* 0x170 */ #define PORT_HW_CFG_E3_OVER_CURRENT_MASK 0x000000FF #define PORT_HW_CFG_E3_OVER_CURRENT_SHIFT 0 - u32 reserved0[7]; /* 0x174 */ + + /* pause on host ring */ + u32 generic_features; /* 0x174 */ + #define PORT_HW_CFG_PAUSE_ON_HOST_RING_MASK 0x00000001 + #define PORT_HW_CFG_PAUSE_ON_HOST_RING_SHIFT 0 + #define PORT_HW_CFG_PAUSE_ON_HOST_RING_DISABLED 0x00000000 + #define PORT_HW_CFG_PAUSE_ON_HOST_RING_ENABLED 0x00000001 + + u32 reserved0[6]; /* 0x178 */ u32 aeu_int_mask; /* 0x190 */ @@ -1518,12 +1526,13 @@ enum mf_cfg_afex_vlan_mode { /* This structure is not applicable and should not be accessed on 57711 */ struct func_ext_cfg { u32 func_cfg; - #define MACP_FUNC_CFG_FLAGS_MASK 0x000000FF + #define MACP_FUNC_CFG_FLAGS_MASK 0x0000007F #define MACP_FUNC_CFG_FLAGS_SHIFT 0 #define MACP_FUNC_CFG_FLAGS_ENABLED 0x00000001 #define MACP_FUNC_CFG_FLAGS_ETHERNET 0x00000002 #define MACP_FUNC_CFG_FLAGS_ISCSI_OFFLOAD 0x00000004 #define MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD 0x00000008 + #define MACP_FUNC_CFG_PAUSE_ON_HOST_RING 0x00000080 u32 iscsi_mac_addr_upper; u32 iscsi_mac_addr_lower; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 62fcf0f0e72abd8aed64922bf8ecf25d30b7d1cf..89b3d10e1575012148774c4b530aa3824123331a 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -10641,8 +10641,26 @@ static void __devinit bnx2x_get_mac_hwinfo(struct bnx2x *bp) "bad Ethernet MAC address configuration: %pM\n" "change it manually before bringing up the appropriate network interface\n", bp->dev->dev_addr); +} +static bool __devinit bnx2x_get_dropless_info(struct bnx2x *bp) +{ + int tmp; + u32 cfg; + if (IS_MF(bp) && !CHIP_IS_E1x(bp)) { + /* Take function: tmp = func */ + tmp = BP_ABS_FUNC(bp); + cfg = MF_CFG_RD(bp, func_ext_config[tmp].func_cfg); + cfg = !!(cfg & MACP_FUNC_CFG_PAUSE_ON_HOST_RING); + } else { + /* Take port: tmp = port */ + tmp = BP_PORT(bp); + cfg = SHMEM_RD(bp, + dev_info.port_hw_config[tmp].generic_features); + cfg = !!(cfg & PORT_HW_CFG_PAUSE_ON_HOST_RING_ENABLED); + } + return cfg; } static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp) @@ -11063,7 +11081,7 @@ static int __devinit bnx2x_init_bp(struct bnx2x *bp) if (CHIP_IS_E1(bp)) bp->dropless_fc = 0; else - bp->dropless_fc = dropless_fc; + bp->dropless_fc = dropless_fc | bnx2x_get_dropless_info(bp); bp->mrrs = mrrs;