diff options
author | Michael Chan | 2018-01-17 09:21:06 +0100 |
---|---|---|
committer | David S. Miller | 2018-01-17 20:48:26 +0100 |
commit | 6a4f29470569c5a158c1871a2f752ca22e433420 (patch) | |
tree | cb20959158867d45b8871cd6c33f7a997671da18 /drivers/net/ethernet/broadcom/bnxt/bnxt.c | |
parent | bnxt_en: Restore MSIX after disabling SRIOV. (diff) | |
download | kernel-qcow2-linux-6a4f29470569c5a158c1871a2f752ca22e433420.tar.gz kernel-qcow2-linux-6a4f29470569c5a158c1871a2f752ca22e433420.tar.xz kernel-qcow2-linux-6a4f29470569c5a158c1871a2f752ca22e433420.zip |
bnxt_en: Refactor hardware resource data structures.
In preparation for new firmware APIs to allocate hardware resources,
add a new struct bnxt_hw_resc to hold various min, max and reserved
resources. This new structure is common for PFs and VFs.
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt.c')
-rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.c | 126 |
1 files changed, 36 insertions, 90 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index f759b702e2a0..dce4af94146b 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -4540,7 +4540,7 @@ static int bnxt_hwrm_reserve_tx_rings(struct bnxt *bp, int *tx_rings) rc = __bnxt_hwrm_get_tx_rings(bp, 0xffff, tx_rings); mutex_unlock(&bp->hwrm_cmd_lock); if (!rc) - bp->tx_reserved_rings = *tx_rings; + bp->hw_resc.resv_tx_rings = *tx_rings; return rc; } @@ -4796,6 +4796,8 @@ static int bnxt_hwrm_func_qcaps(struct bnxt *bp) int rc = 0; struct hwrm_func_qcaps_input req = {0}; struct hwrm_func_qcaps_output *resp = bp->hwrm_cmd_resp_addr; + struct bnxt_hw_resc *hw_resc = &bp->hw_resc; + u32 flags; bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FUNC_QCAPS, -1, -1); req.fid = cpu_to_le16(0xffff); @@ -4805,16 +4807,27 @@ static int bnxt_hwrm_func_qcaps(struct bnxt *bp) if (rc) goto hwrm_func_qcaps_exit; - if (resp->flags & cpu_to_le32(FUNC_QCAPS_RESP_FLAGS_ROCE_V1_SUPPORTED)) + flags = le32_to_cpu(resp->flags); + if (flags & FUNC_QCAPS_RESP_FLAGS_ROCE_V1_SUPPORTED) bp->flags |= BNXT_FLAG_ROCEV1_CAP; - if (resp->flags & cpu_to_le32(FUNC_QCAPS_RESP_FLAGS_ROCE_V2_SUPPORTED)) + if (flags & FUNC_QCAPS_RESP_FLAGS_ROCE_V2_SUPPORTED) bp->flags |= BNXT_FLAG_ROCEV2_CAP; bp->tx_push_thresh = 0; - if (resp->flags & - cpu_to_le32(FUNC_QCAPS_RESP_FLAGS_PUSH_MODE_SUPPORTED)) + if (flags & FUNC_QCAPS_RESP_FLAGS_PUSH_MODE_SUPPORTED) bp->tx_push_thresh = BNXT_TX_PUSH_THRESH; + hw_resc->max_rsscos_ctxs = le16_to_cpu(resp->max_rsscos_ctx); + hw_resc->max_cp_rings = le16_to_cpu(resp->max_cmpl_rings); + hw_resc->max_tx_rings = le16_to_cpu(resp->max_tx_rings); + hw_resc->max_rx_rings = le16_to_cpu(resp->max_rx_rings); + hw_resc->max_hw_ring_grps = le32_to_cpu(resp->max_hw_ring_grps); + if (!hw_resc->max_hw_ring_grps) + hw_resc->max_hw_ring_grps = hw_resc->max_tx_rings; + hw_resc->max_l2_ctxs = le16_to_cpu(resp->max_l2_ctxs); + hw_resc->max_vnics = le16_to_cpu(resp->max_vnics); + hw_resc->max_stat_ctxs = le16_to_cpu(resp->max_stat_ctx); + if (BNXT_PF(bp)) { struct bnxt_pf_info *pf = &bp->pf; @@ -4822,16 +4835,6 @@ static int bnxt_hwrm_func_qcaps(struct bnxt *bp) pf->port_id = le16_to_cpu(resp->port_id); bp->dev->dev_port = pf->port_id; memcpy(pf->mac_addr, resp->mac_address, ETH_ALEN); - pf->max_rsscos_ctxs = le16_to_cpu(resp->max_rsscos_ctx); - pf->max_cp_rings = le16_to_cpu(resp->max_cmpl_rings); - pf->max_tx_rings = le16_to_cpu(resp->max_tx_rings); - pf->max_rx_rings = le16_to_cpu(resp->max_rx_rings); - pf->max_hw_ring_grps = le32_to_cpu(resp->max_hw_ring_grps); - if (!pf->max_hw_ring_grps) - pf->max_hw_ring_grps = pf->max_tx_rings; - pf->max_l2_ctxs = le16_to_cpu(resp->max_l2_ctxs); - pf->max_vnics = le16_to_cpu(resp->max_vnics); - pf->max_stat_ctxs = le16_to_cpu(resp->max_stat_ctx); pf->first_vf_id = le16_to_cpu(resp->first_vf_id); pf->max_vfs = le16_to_cpu(resp->max_vfs); pf->max_encap_records = le32_to_cpu(resp->max_encap_records); @@ -4840,26 +4843,13 @@ static int bnxt_hwrm_func_qcaps(struct bnxt *bp) pf->max_tx_wm_flows = le32_to_cpu(resp->max_tx_wm_flows); pf->max_rx_em_flows = le32_to_cpu(resp->max_rx_em_flows); pf->max_rx_wm_flows = le32_to_cpu(resp->max_rx_wm_flows); - if (resp->flags & - cpu_to_le32(FUNC_QCAPS_RESP_FLAGS_WOL_MAGICPKT_SUPPORTED)) + if (flags & FUNC_QCAPS_RESP_FLAGS_WOL_MAGICPKT_SUPPORTED) bp->flags |= BNXT_FLAG_WOL_CAP; } else { #ifdef CONFIG_BNXT_SRIOV struct bnxt_vf_info *vf = &bp->vf; vf->fw_fid = le16_to_cpu(resp->fid); - - vf->max_rsscos_ctxs = le16_to_cpu(resp->max_rsscos_ctx); - vf->max_cp_rings = le16_to_cpu(resp->max_cmpl_rings); - vf->max_tx_rings = le16_to_cpu(resp->max_tx_rings); - vf->max_rx_rings = le16_to_cpu(resp->max_rx_rings); - vf->max_hw_ring_grps = le32_to_cpu(resp->max_hw_ring_grps); - if (!vf->max_hw_ring_grps) - vf->max_hw_ring_grps = vf->max_tx_rings; - vf->max_l2_ctxs = le16_to_cpu(resp->max_l2_ctxs); - vf->max_vnics = le16_to_cpu(resp->max_vnics); - vf->max_stat_ctxs = le16_to_cpu(resp->max_stat_ctx); - memcpy(vf->mac_addr, resp->mac_address, ETH_ALEN); #endif } @@ -5226,7 +5216,7 @@ static int bnxt_init_chip(struct bnxt *bp, bool irq_re_init) rc); goto err_out; } - if (bp->tx_reserved_rings != bp->tx_nr_rings) { + if (bp->hw_resc.resv_tx_rings != bp->tx_nr_rings) { int tx = bp->tx_nr_rings; if (bnxt_hwrm_reserve_tx_rings(bp, &tx) || @@ -5454,79 +5444,45 @@ static int bnxt_setup_int_mode(struct bnxt *bp) #ifdef CONFIG_RFS_ACCEL static unsigned int bnxt_get_max_func_rss_ctxs(struct bnxt *bp) { -#if defined(CONFIG_BNXT_SRIOV) - if (BNXT_VF(bp)) - return bp->vf.max_rsscos_ctxs; -#endif - return bp->pf.max_rsscos_ctxs; + return bp->hw_resc.max_rsscos_ctxs; } static unsigned int bnxt_get_max_func_vnics(struct bnxt *bp) { -#if defined(CONFIG_BNXT_SRIOV) - if (BNXT_VF(bp)) - return bp->vf.max_vnics; -#endif - return bp->pf.max_vnics; + return bp->hw_resc.max_vnics; } #endif unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp) { -#if defined(CONFIG_BNXT_SRIOV) - if (BNXT_VF(bp)) - return bp->vf.max_stat_ctxs; -#endif - return bp->pf.max_stat_ctxs; + return bp->hw_resc.max_stat_ctxs; } void bnxt_set_max_func_stat_ctxs(struct bnxt *bp, unsigned int max) { -#if defined(CONFIG_BNXT_SRIOV) - if (BNXT_VF(bp)) - bp->vf.max_stat_ctxs = max; - else -#endif - bp->pf.max_stat_ctxs = max; + bp->hw_resc.max_stat_ctxs = max; } unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp) { -#if defined(CONFIG_BNXT_SRIOV) - if (BNXT_VF(bp)) - return bp->vf.max_cp_rings; -#endif - return bp->pf.max_cp_rings; + return bp->hw_resc.max_cp_rings; } void bnxt_set_max_func_cp_rings(struct bnxt *bp, unsigned int max) { -#if defined(CONFIG_BNXT_SRIOV) - if (BNXT_VF(bp)) - bp->vf.max_cp_rings = max; - else -#endif - bp->pf.max_cp_rings = max; + bp->hw_resc.max_cp_rings = max; } static unsigned int bnxt_get_max_func_irqs(struct bnxt *bp) { -#if defined(CONFIG_BNXT_SRIOV) - if (BNXT_VF(bp)) - return min_t(unsigned int, bp->vf.max_irqs, - bp->vf.max_cp_rings); -#endif - return min_t(unsigned int, bp->pf.max_irqs, bp->pf.max_cp_rings); + struct bnxt_hw_resc *hw_resc = &bp->hw_resc; + + return min_t(unsigned int, hw_resc->max_irqs, hw_resc->max_cp_rings); } void bnxt_set_max_func_irqs(struct bnxt *bp, unsigned int max_irqs) { -#if defined(CONFIG_BNXT_SRIOV) - if (BNXT_VF(bp)) - bp->vf.max_irqs = max_irqs; - else -#endif - bp->pf.max_irqs = max_irqs; + bp->hw_resc.max_irqs = max_irqs; } static int bnxt_init_msix(struct bnxt *bp) @@ -7948,24 +7904,14 @@ static int bnxt_get_max_irq(struct pci_dev *pdev) static void _bnxt_get_max_rings(struct bnxt *bp, int *max_rx, int *max_tx, int *max_cp) { + struct bnxt_hw_resc *hw_resc = &bp->hw_resc; int max_ring_grps = 0; -#ifdef CONFIG_BNXT_SRIOV - if (!BNXT_PF(bp)) { - *max_tx = bp->vf.max_tx_rings; - *max_rx = bp->vf.max_rx_rings; - *max_cp = min_t(int, bp->vf.max_irqs, bp->vf.max_cp_rings); - *max_cp = min_t(int, *max_cp, bp->vf.max_stat_ctxs); - max_ring_grps = bp->vf.max_hw_ring_grps; - } else -#endif - { - *max_tx = bp->pf.max_tx_rings; - *max_rx = bp->pf.max_rx_rings; - *max_cp = min_t(int, bp->pf.max_irqs, bp->pf.max_cp_rings); - *max_cp = min_t(int, *max_cp, bp->pf.max_stat_ctxs); - max_ring_grps = bp->pf.max_hw_ring_grps; - } + *max_tx = hw_resc->max_tx_rings; + *max_rx = hw_resc->max_rx_rings; + *max_cp = min_t(int, hw_resc->max_irqs, hw_resc->max_cp_rings); + *max_cp = min_t(int, *max_cp, hw_resc->max_stat_ctxs); + max_ring_grps = hw_resc->max_hw_ring_grps; if (BNXT_CHIP_TYPE_NITRO_A0(bp) && BNXT_PF(bp)) { *max_cp -= 1; *max_rx -= 2; |