diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index dee13eedde8b4efe92976b8b4b7d6f77e35ccef5..4c9696a3978aaade3bb847f304f043477363a783 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -2162,6 +2162,7 @@ static int __bnxt_poll_work(struct bnxt *bp, struct bnxt_cp_ring_info *cpr, struct tx_cmp *txcmp; cpr->has_more_work = 0; + cpr->had_work_done = 1; while (1) { int rc; @@ -2175,7 +2176,6 @@ static int __bnxt_poll_work(struct bnxt *bp, struct bnxt_cp_ring_info *cpr, * reading any further. */ dma_rmb(); - cpr->had_work_done = 1; if (TX_CMP_TYPE(txcmp) == CMP_TYPE_TX_L2_CMP) { tx_pkts++; /* return full budget so NAPI will complete. */ @@ -2392,7 +2392,7 @@ static int __bnxt_poll_cqs(struct bnxt *bp, struct bnxt_napi *bnapi, int budget) } static void __bnxt_poll_cqs_done(struct bnxt *bp, struct bnxt_napi *bnapi, - u64 dbr_type, bool all) + u64 dbr_type) { struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring; int i; @@ -2401,7 +2401,7 @@ static void __bnxt_poll_cqs_done(struct bnxt *bp, struct bnxt_napi *bnapi, struct bnxt_cp_ring_info *cpr2 = cpr->cp_ring_arr[i]; struct bnxt_db_info *db; - if (cpr2 && (all || cpr2->had_work_done)) { + if (cpr2 && cpr2->had_work_done) { db = &cpr2->cp_db; writeq(db->db_key64 | dbr_type | RING_CMP(cpr2->cp_raw_cons), db->doorbell); @@ -2424,22 +2424,16 @@ static int bnxt_poll_p5(struct napi_struct *napi, int budget) if (cpr->has_more_work) { cpr->has_more_work = 0; work_done = __bnxt_poll_cqs(bp, bnapi, budget); - if (cpr->has_more_work) { - __bnxt_poll_cqs_done(bp, bnapi, DBR_TYPE_CQ, false); - return work_done; - } - __bnxt_poll_cqs_done(bp, bnapi, DBR_TYPE_CQ_ARMALL, true); - if (napi_complete_done(napi, work_done)) - BNXT_DB_NQ_ARM_P5(&cpr->cp_db, cpr->cp_raw_cons); - return work_done; } while (1) { cons = RING_CMP(raw_cons); nqcmp = &cpr->nq_desc_ring[CP_RING(cons)][CP_IDX(cons)]; if (!NQ_CMP_VALID(nqcmp, raw_cons)) { - __bnxt_poll_cqs_done(bp, bnapi, DBR_TYPE_CQ_ARMALL, - false); + if (cpr->has_more_work) + break; + + __bnxt_poll_cqs_done(bp, bnapi, DBR_TYPE_CQ_ARMALL); cpr->cp_raw_cons = raw_cons; if (napi_complete_done(napi, work_done)) BNXT_DB_NQ_ARM_P5(&cpr->cp_db, @@ -2459,16 +2453,17 @@ static int bnxt_poll_p5(struct napi_struct *napi, int budget) cpr2 = cpr->cp_ring_arr[idx]; work_done += __bnxt_poll_work(bp, cpr2, budget - work_done); - cpr->has_more_work = cpr2->has_more_work; + cpr->has_more_work |= cpr2->has_more_work; } else { bnxt_hwrm_handler(bp, (struct tx_cmp *)nqcmp); } raw_cons = NEXT_RAW_CMP(raw_cons); - if (cpr->has_more_work) - break; } - __bnxt_poll_cqs_done(bp, bnapi, DBR_TYPE_CQ, true); - cpr->cp_raw_cons = raw_cons; + __bnxt_poll_cqs_done(bp, bnapi, DBR_TYPE_CQ); + if (raw_cons != cpr->cp_raw_cons) { + cpr->cp_raw_cons = raw_cons; + BNXT_DB_NQ_P5(&cpr->cp_db, raw_cons); + } return work_done; } @@ -4166,6 +4161,7 @@ static int bnxt_hwrm_to_stderr(u32 hwrm_err) case HWRM_ERR_CODE_NO_BUFFER: return -ENOMEM; case HWRM_ERR_CODE_HOT_RESET_PROGRESS: + case HWRM_ERR_CODE_BUSY: return -EAGAIN; case HWRM_ERR_CODE_CMD_NOT_SUPPORTED: return -EOPNOTSUPP; @@ -5065,10 +5061,8 @@ int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id) return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); } -static int bnxt_hwrm_vnic_free_one(struct bnxt *bp, u16 vnic_id) +static void bnxt_hwrm_vnic_free_one(struct bnxt *bp, u16 vnic_id) { - u32 rc = 0; - if (bp->vnic_info[vnic_id].fw_vnic_id != INVALID_HW_RING_ID) { struct hwrm_vnic_free_input req = {0}; @@ -5076,10 +5070,9 @@ static int bnxt_hwrm_vnic_free_one(struct bnxt *bp, u16 vnic_id) req.vnic_id = cpu_to_le32(bp->vnic_info[vnic_id].fw_vnic_id); - rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); + hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); bp->vnic_info[vnic_id].fw_vnic_id = INVALID_HW_RING_ID; } - return rc; } static void bnxt_hwrm_vnic_free(struct bnxt *bp) @@ -5196,14 +5189,13 @@ static int bnxt_hwrm_ring_grp_alloc(struct bnxt *bp) return rc; } -static int bnxt_hwrm_ring_grp_free(struct bnxt *bp) +static void bnxt_hwrm_ring_grp_free(struct bnxt *bp) { u16 i; - u32 rc = 0; struct hwrm_ring_grp_free_input req = {0}; if (!bp->grp_info || (bp->flags & BNXT_FLAG_CHIP_P5)) - return 0; + return; bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_RING_GRP_FREE, -1, -1); @@ -5214,12 +5206,10 @@ static int bnxt_hwrm_ring_grp_free(struct bnxt *bp) req.ring_group_id = cpu_to_le32(bp->grp_info[i].fw_grp_id); - rc = _hwrm_send_message(bp, &req, sizeof(req), - HWRM_CMD_TIMEOUT); + _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); bp->grp_info[i].fw_grp_id = INVALID_HW_RING_ID; } mutex_unlock(&bp->hwrm_cmd_lock); - return rc; } static int hwrm_ring_alloc_send_msg(struct bnxt *bp, @@ -5843,8 +5833,7 @@ bnxt_hwrm_reserve_pf_rings(struct bnxt *bp, int tx_rings, int rx_rings, if (bp->hwrm_spec_code < 0x10601) bp->hw_resc.resv_tx_rings = tx_rings; - rc = bnxt_hwrm_get_rings(bp); - return rc; + return bnxt_hwrm_get_rings(bp); } static int @@ -5865,8 +5854,7 @@ bnxt_hwrm_reserve_vf_rings(struct bnxt *bp, int tx_rings, int rx_rings, if (rc) return rc; - rc = bnxt_hwrm_get_rings(bp); - return rc; + return bnxt_hwrm_get_rings(bp); } static int bnxt_hwrm_reserve_rings(struct bnxt *bp, int tx, int rx, int grp, @@ -6026,7 +6014,6 @@ static int bnxt_hwrm_check_vf_rings(struct bnxt *bp, int tx_rings, int rx_rings, { struct hwrm_func_vf_cfg_input req = {0}; u32 flags; - int rc; if (!BNXT_NEW_RM(bp)) return 0; @@ -6043,8 +6030,8 @@ static int bnxt_hwrm_check_vf_rings(struct bnxt *bp, int tx_rings, int rx_rings, flags |= FUNC_VF_CFG_REQ_FLAGS_RING_GRP_ASSETS_TEST; req.flags = cpu_to_le32(flags); - rc = hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); - return rc; + return hwrm_send_message_silent(bp, &req, sizeof(req), + HWRM_CMD_TIMEOUT); } static int bnxt_hwrm_check_pf_rings(struct bnxt *bp, int tx_rings, int rx_rings, @@ -6053,7 +6040,6 @@ static int bnxt_hwrm_check_pf_rings(struct bnxt *bp, int tx_rings, int rx_rings, { struct hwrm_func_cfg_input req = {0}; u32 flags; - int rc; __bnxt_hwrm_reserve_pf_rings(bp, &req, tx_rings, rx_rings, ring_grps, cp_rings, stats, vnics); @@ -6071,8 +6057,8 @@ static int bnxt_hwrm_check_pf_rings(struct bnxt *bp, int tx_rings, int rx_rings, } req.flags = cpu_to_le32(flags); - rc = hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); - return rc; + return hwrm_send_message_silent(bp, &req, sizeof(req), + HWRM_CMD_TIMEOUT); } static int bnxt_hwrm_check_rings(struct bnxt *bp, int tx_rings, int rx_rings, @@ -6311,16 +6297,16 @@ int bnxt_hwrm_set_coal(struct bnxt *bp) return rc; } -static int bnxt_hwrm_stat_ctx_free(struct bnxt *bp) +static void bnxt_hwrm_stat_ctx_free(struct bnxt *bp) { - int rc = 0, i; struct hwrm_stat_ctx_free_input req = {0}; + int i; if (!bp->bnapi) - return 0; + return; if (BNXT_CHIP_TYPE_NITRO_A0(bp)) - return 0; + return; bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_STAT_CTX_FREE, -1, -1); @@ -6332,14 +6318,13 @@ static int bnxt_hwrm_stat_ctx_free(struct bnxt *bp) if (cpr->hw_stats_ctx_id != INVALID_STATS_CTX_ID) { req.stat_ctx_id = cpu_to_le32(cpr->hw_stats_ctx_id); - rc = _hwrm_send_message(bp, &req, sizeof(req), - HWRM_CMD_TIMEOUT); + _hwrm_send_message(bp, &req, sizeof(req), + HWRM_CMD_TIMEOUT); cpr->hw_stats_ctx_id = INVALID_STATS_CTX_ID; } } mutex_unlock(&bp->hwrm_cmd_lock); - return rc; } static int bnxt_hwrm_stat_ctx_alloc(struct bnxt *bp) @@ -6544,8 +6529,8 @@ static int bnxt_hwrm_func_backing_store_cfg(struct bnxt *bp, u32 enables) __le64 *pg_dir; u32 flags = 0; u8 *pg_attr; - int i, rc; u32 ena; + int i; if (!ctx) return 0; @@ -6632,8 +6617,7 @@ static int bnxt_hwrm_func_backing_store_cfg(struct bnxt *bp, u32 enables) bnxt_hwrm_set_pg_attr(&ctx_pg->ring_mem, pg_attr, pg_dir); } req.flags = cpu_to_le32(flags); - rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); - return rc; + return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); } static int bnxt_alloc_ctx_mem_blk(struct bnxt *bp, @@ -7337,7 +7321,6 @@ int bnxt_hwrm_fw_set_time(struct bnxt *bp) static int bnxt_hwrm_port_qstats(struct bnxt *bp) { - int rc; struct bnxt_pf_info *pf = &bp->pf; struct hwrm_port_qstats_input req = {0}; @@ -7348,8 +7331,7 @@ static int bnxt_hwrm_port_qstats(struct bnxt *bp) req.port_id = cpu_to_le16(pf->port_id); req.tx_stat_host_addr = cpu_to_le64(bp->hw_tx_port_stats_map); req.rx_stat_host_addr = cpu_to_le64(bp->hw_rx_port_stats_map); - rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); - return rc; + return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); } static int bnxt_hwrm_port_qstats_ext(struct bnxt *bp) @@ -7503,7 +7485,6 @@ static void bnxt_hwrm_resource_free(struct bnxt *bp, bool close_path, static int bnxt_hwrm_set_br_mode(struct bnxt *bp, u16 br_mode) { struct hwrm_func_cfg_input req = {0}; - int rc; bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FUNC_CFG, -1, -1); req.fid = cpu_to_le16(0xffff); @@ -7514,14 +7495,12 @@ static int bnxt_hwrm_set_br_mode(struct bnxt *bp, u16 br_mode) req.evb_mode = FUNC_CFG_REQ_EVB_MODE_VEPA; else return -EINVAL; - rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); - return rc; + return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); } static int bnxt_hwrm_set_cache_line_size(struct bnxt *bp, int size) { struct hwrm_func_cfg_input req = {0}; - int rc; if (BNXT_VF(bp) || bp->hwrm_spec_code < 0x10803) return 0; @@ -7533,8 +7512,7 @@ static int bnxt_hwrm_set_cache_line_size(struct bnxt *bp, int size) if (size == 128) req.options = FUNC_CFG_REQ_OPTIONS_CACHE_LINESIZE_SIZE_128; - rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); - return rc; + return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); } static int __bnxt_setup_vnic(struct bnxt *bp, u16 vnic_id) @@ -8792,6 +8770,7 @@ static int bnxt_hwrm_if_change(struct bnxt *bp, bool up) bnxt_free_ctx_mem(bp); kfree(bp->ctx); bp->ctx = NULL; + bnxt_dcb_free(bp); rc = bnxt_fw_init_one(bp); if (rc) { set_bit(BNXT_STATE_ABORT_ERR, &bp->state); @@ -8887,14 +8866,12 @@ int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp) int bnxt_hwrm_free_wol_fltr(struct bnxt *bp) { struct hwrm_wol_filter_free_input req = {0}; - int rc; bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_WOL_FILTER_FREE, -1, -1); req.port_id = cpu_to_le16(bp->pf.port_id); req.enables = cpu_to_le32(WOL_FILTER_FREE_REQ_ENABLES_WOL_FILTER_ID); req.wol_filter_id = bp->wol_filter_id; - rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); - return rc; + return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); } static u16 bnxt_hwrm_get_wol_fltrs(struct bnxt *bp, u16 handle) @@ -11452,6 +11429,8 @@ static void bnxt_remove_one(struct pci_dev *pdev) bnxt_sriov_disable(bp); bnxt_dl_fw_reporters_destroy(bp, true); + if (BNXT_PF(bp)) + devlink_port_type_clear(&bp->dl_port); pci_disable_pcie_error_reporting(pdev); unregister_netdev(dev); bnxt_dl_unregister(bp); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c index fb6f30d0d1d0556c87af35ce6dfa119741a6b37a..e50c67984447f0ad594c4587107b367c8bd4e5d8 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c @@ -39,8 +39,8 @@ static int bnxt_queue_to_tc(struct bnxt *bp, u8 queue_id) static int bnxt_hwrm_queue_pri2cos_cfg(struct bnxt *bp, struct ieee_ets *ets) { struct hwrm_queue_pri2cos_cfg_input req = {0}; - int rc = 0, i; u8 *pri2cos; + int i; bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_QUEUE_PRI2COS_CFG, -1, -1); req.flags = cpu_to_le32(QUEUE_PRI2COS_CFG_REQ_FLAGS_PATH_BIDIR | @@ -56,8 +56,7 @@ static int bnxt_hwrm_queue_pri2cos_cfg(struct bnxt *bp, struct ieee_ets *ets) qidx = bp->tc_to_qidx[ets->prio_tc[i]]; pri2cos[i] = bp->q_info[qidx].queue_id; } - rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); - return rc; + return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); } static int bnxt_hwrm_queue_pri2cos_qcfg(struct bnxt *bp, struct ieee_ets *ets) @@ -93,8 +92,8 @@ static int bnxt_hwrm_queue_cos2bw_cfg(struct bnxt *bp, struct ieee_ets *ets, { struct hwrm_queue_cos2bw_cfg_input req = {0}; struct bnxt_cos2bw_cfg cos2bw; - int rc = 0, i; void *data; + int i; bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_QUEUE_COS2BW_CFG, -1, -1); for (i = 0; i < max_tc; i++) { @@ -128,8 +127,7 @@ static int bnxt_hwrm_queue_cos2bw_cfg(struct bnxt *bp, struct ieee_ets *ets, req.unused_0 = 0; } } - rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); - return rc; + return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); } static int bnxt_hwrm_queue_cos2bw_qcfg(struct bnxt *bp, struct ieee_ets *ets) @@ -236,7 +234,6 @@ static int bnxt_hwrm_queue_pfc_cfg(struct bnxt *bp, struct ieee_pfc *pfc) unsigned int tc_mask = 0, pri_mask = 0; u8 i, pri, lltc_count = 0; bool need_q_remap = false; - int rc; if (!my_ets) return -EINVAL; @@ -267,15 +264,11 @@ static int bnxt_hwrm_queue_pfc_cfg(struct bnxt *bp, struct ieee_pfc *pfc) } if (need_q_remap) - rc = bnxt_queue_remap(bp, tc_mask); + bnxt_queue_remap(bp, tc_mask); bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_QUEUE_PFCENABLE_CFG, -1, -1); req.flags = cpu_to_le32(pri_mask); - rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); - if (rc) - return rc; - - return rc; + return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); } static int bnxt_hwrm_queue_pfc_qcfg(struct bnxt *bp, struct ieee_pfc *pfc) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index 1fa3a12b51960f2f44402c3ecb316636adaa9c40..cc807ba6f16355216c9f3bcbfebc28d98867f312 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -2606,7 +2606,7 @@ static int bnxt_set_phys_id(struct net_device *dev, struct bnxt_led_cfg *led_cfg; u8 led_state; __le16 duration; - int i, rc; + int i; if (!bp->num_leds || BNXT_VF(bp)) return -EOPNOTSUPP; @@ -2632,8 +2632,7 @@ static int bnxt_set_phys_id(struct net_device *dev, led_cfg->led_blink_off = duration; led_cfg->led_group_id = bp->leds[i].led_group_id; } - rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); - return rc; + return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); } static int bnxt_hwrm_selftest_irq(struct bnxt *bp, u16 cmpl_ring) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c index 2aba1e02a8f429127f917100c341c54a1ecbb92d..6ea3df6da18cd7ca006b79b9ac95c50f99a6b7bf 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c @@ -138,7 +138,6 @@ static bool bnxt_is_trusted_vf(struct bnxt *bp, struct bnxt_vf_info *vf) static int bnxt_hwrm_set_trusted_vf(struct bnxt *bp, struct bnxt_vf_info *vf) { struct hwrm_func_cfg_input req = {0}; - int rc; if (!(bp->fw_cap & BNXT_FW_CAP_TRUSTED_VF)) return 0; @@ -149,8 +148,7 @@ static int bnxt_hwrm_set_trusted_vf(struct bnxt *bp, struct bnxt_vf_info *vf) req.flags = cpu_to_le32(FUNC_CFG_REQ_FLAGS_TRUSTED_VF_ENABLE); else req.flags = cpu_to_le32(FUNC_CFG_REQ_FLAGS_TRUSTED_VF_DISABLE); - rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); - return rc; + return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); } int bnxt_set_vf_trust(struct net_device *dev, int vf_id, bool trusted)