diff options
| author |   Michael Chan <michael.chan@broadcom.com> | 2019-05-05 07:17:06 -0400 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-05-05 21:42:17 -0700 |
| commit | e969ae5bbfcf48e3ff2d159870453121d5a8441d (patch) | |
| tree | fafcab6a0ebdcb7a068488e4ccc6953b1e71f833 /drivers/net | |
| parent | bnxt_en: Improve NQ reservations. (diff) | |
| download | linux-dev-e969ae5bbfcf48e3ff2d159870453121d5a8441d.tar.xz linux-dev-e969ae5bbfcf48e3ff2d159870453121d5a8441d.zip | |
bnxt_en: Query firmware capability to support aRFS on 57500 chips.
Query support for the aRFS ring table index in the firmware.
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.c | 43 | ||||
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.h | 2 |
2 files changed, 44 insertions, 1 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index cdbadc634947..c9dad7c9905b 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -6621,6 +6621,34 @@ static int bnxt_hwrm_func_qcaps(struct bnxt *bp) return 0; } +static int bnxt_hwrm_cfa_adv_flow_mgnt_qcaps(struct bnxt *bp) +{ + struct hwrm_cfa_adv_flow_mgnt_qcaps_input req = {0}; + struct hwrm_cfa_adv_flow_mgnt_qcaps_output *resp; + int rc = 0; + u32 flags; + + if (!(bp->fw_cap & BNXT_FW_CAP_CFA_ADV_FLOW)) + return 0; + + resp = bp->hwrm_cmd_resp_addr; + bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_CFA_ADV_FLOW_MGNT_QCAPS, -1, -1); + + mutex_lock(&bp->hwrm_cmd_lock); + rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); + if (rc) + goto hwrm_cfa_adv_qcaps_exit; + + flags = le32_to_cpu(resp->flags); + if (flags & + CFA_ADV_FLOW_MGNT_QCAPS_RESP_FLAGS_RFS_RING_TBL_IDX_SUPPORTED) + bp->fw_cap |= BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX; + +hwrm_cfa_adv_qcaps_exit: + mutex_unlock(&bp->hwrm_cmd_lock); + return rc; +} + static int bnxt_hwrm_func_reset(struct bnxt *bp) { struct hwrm_func_reset_input req = {0}; @@ -6753,6 +6781,10 @@ static int bnxt_hwrm_ver_get(struct bnxt *bp) VER_GET_RESP_DEV_CAPS_CFG_TRUSTED_VF_SUPPORTED) bp->fw_cap |= BNXT_FW_CAP_TRUSTED_VF; + if (dev_caps_cfg & + VER_GET_RESP_DEV_CAPS_CFG_CFA_ADV_FLOW_MGNT_SUPPORTED) + bp->fw_cap |= BNXT_FW_CAP_CFA_ADV_FLOW; + hwrm_ver_get_exit: mutex_unlock(&bp->hwrm_cmd_lock); return rc; @@ -9063,8 +9095,11 @@ static bool bnxt_can_reserve_rings(struct bnxt *bp) /* If the chip and firmware supports RFS */ static bool bnxt_rfs_supported(struct bnxt *bp) { - if (bp->flags & BNXT_FLAG_CHIP_P5) + if (bp->flags & BNXT_FLAG_CHIP_P5) { + if (bp->fw_cap & BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX) + return true; return false; + } if (BNXT_PF(bp) && !BNXT_CHIP_TYPE_NITRO_A0(bp)) return true; if (bp->flags & BNXT_FLAG_NEW_RSS_CAP) @@ -10665,6 +10700,12 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) rc = -1; goto init_err_pci_clean; } + + rc = bnxt_hwrm_cfa_adv_flow_mgnt_qcaps(bp); + if (rc) + netdev_warn(bp->dev, "hwrm query adv flow mgnt failure rc: %d\n", + rc); + rc = bnxt_init_mac_addr(bp); if (rc) { dev_err(&pdev->dev, "Unable to initialize mac address.\n"); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index bc4c37ad12b1..eca36dd6b751 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -1483,6 +1483,8 @@ struct bnxt { #define BNXT_FW_CAP_OVS_64BIT_HANDLE 0x00000400 #define BNXT_FW_CAP_TRUSTED_VF 0x00000800 #define BNXT_FW_CAP_PKG_VER 0x00004000 + #define BNXT_FW_CAP_CFA_ADV_FLOW 0x00008000 + #define BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX 0x00010000 #define BNXT_FW_CAP_PCIE_STATS_SUPPORTED 0x00020000 #define BNXT_FW_CAP_EXT_STATS_SUPPORTED 0x00040000 |