diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 2251327f8cdf5fe08bb1bf79e155c71a3f3b5099..62b7d69cc8e5b37fe8c2fb976f04c785f6c6cd02 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -5093,7 +5093,7 @@ static int bnxt_hwrm_func_qcfg(struct bnxt *bp) return rc; } -static int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp) +int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all) { struct hwrm_func_resource_qcaps_output *resp = bp->hwrm_cmd_resp_addr; struct hwrm_func_resource_qcaps_input req = {0}; @@ -5110,6 +5110,10 @@ static int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp) goto hwrm_func_resc_qcaps_exit; } + hw_resc->max_tx_sch_inputs = le16_to_cpu(resp->max_tx_scheduler_inputs); + if (!all) + goto hwrm_func_resc_qcaps_exit; + hw_resc->min_rsscos_ctxs = le16_to_cpu(resp->min_rsscos_ctx); hw_resc->max_rsscos_ctxs = le16_to_cpu(resp->max_rsscos_ctx); hw_resc->min_cp_rings = le16_to_cpu(resp->min_cmpl_rings); @@ -5216,7 +5220,7 @@ static int bnxt_hwrm_func_qcaps(struct bnxt *bp) if (rc) return rc; if (bp->hwrm_spec_code >= 0x10803) { - rc = bnxt_hwrm_func_resc_qcaps(bp); + rc = bnxt_hwrm_func_resc_qcaps(bp, true); if (!rc) bp->flags |= BNXT_FLAG_NEW_RM; } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index 78034b504baa84a729a5781aabd2ab453724eedd..22aa290c94a0f3804de83121c8d83264b8527a50 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -786,6 +786,7 @@ struct bnxt_hw_resc { u16 min_tx_rings; u16 max_tx_rings; u16 resv_tx_rings; + u16 max_tx_sch_inputs; u16 min_rx_rings; u16 max_rx_rings; u16 resv_rx_rings; @@ -1456,6 +1457,7 @@ int bnxt_hwrm_set_pause(struct bnxt *); int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool); int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp); int bnxt_hwrm_free_wol_fltr(struct bnxt *bp); +int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all); int bnxt_hwrm_fw_set_time(struct bnxt *); int bnxt_open_nic(struct bnxt *, bool, bool); int bnxt_half_open_nic(struct bnxt *bp); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index e184e4bbe544ad1bc8219e123ef79d07182ccb65..8d8ccd67e0e27a58b7b1fde4f61dd0765d4b455f 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -425,15 +425,26 @@ static void bnxt_get_channels(struct net_device *dev, struct ethtool_channels *channel) { struct bnxt *bp = netdev_priv(dev); + struct bnxt_hw_resc *hw_resc = &bp->hw_resc; int max_rx_rings, max_tx_rings, tcs; + int max_tx_sch_inputs; + + /* Get the most up-to-date max_tx_sch_inputs. */ + if (bp->flags & BNXT_FLAG_NEW_RM) + bnxt_hwrm_func_resc_qcaps(bp, false); + max_tx_sch_inputs = hw_resc->max_tx_sch_inputs; bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, true); + if (max_tx_sch_inputs) + max_tx_rings = min_t(int, max_tx_rings, max_tx_sch_inputs); channel->max_combined = min_t(int, max_rx_rings, max_tx_rings); if (bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, false)) { max_rx_rings = 0; max_tx_rings = 0; } + if (max_tx_sch_inputs) + max_tx_rings = min_t(int, max_tx_rings, max_tx_sch_inputs); tcs = netdev_get_num_tc(dev); if (tcs > 1)