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path: root/drivers/net/ethernet/broadcom/bnxt/bnxt.c
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Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt.c')
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt.c146
1 files changed, 107 insertions, 39 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 5578ddcb465d..3fc33b1b4dfb 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -142,6 +142,7 @@ static const struct {
[NETXTREME_E_P5_VF] = { "Broadcom BCM5750X NetXtreme-E Ethernet Virtual Function" },
[NETXTREME_E_P5_VF_HV] = { "Broadcom BCM5750X NetXtreme-E Virtual Function for Hyper-V" },
[NETXTREME_E_P7_VF] = { "Broadcom BCM5760X Virtual Function" },
+ [NETXTREME_E_P7_VF_HV] = { "Broadcom BCM5760X Virtual Function for Hyper-V" },
};
static const struct pci_device_id bnxt_pci_tbl[] = {
@@ -217,6 +218,7 @@ static const struct pci_device_id bnxt_pci_tbl[] = {
{ PCI_VDEVICE(BROADCOM, 0x1808), .driver_data = NETXTREME_E_P5_VF_HV },
{ PCI_VDEVICE(BROADCOM, 0x1809), .driver_data = NETXTREME_E_P5_VF_HV },
{ PCI_VDEVICE(BROADCOM, 0x1819), .driver_data = NETXTREME_E_P7_VF },
+ { PCI_VDEVICE(BROADCOM, 0x181b), .driver_data = NETXTREME_E_P7_VF_HV },
{ PCI_VDEVICE(BROADCOM, 0xd800), .driver_data = NETXTREME_S_VF },
#endif
{ 0 }
@@ -263,6 +265,8 @@ const u16 bnxt_bstore_to_trace[] = {
[BNXT_CTX_CA1] = DBG_LOG_BUFFER_FLUSH_REQ_TYPE_CA1_TRACE,
[BNXT_CTX_CA2] = DBG_LOG_BUFFER_FLUSH_REQ_TYPE_CA2_TRACE,
[BNXT_CTX_RIGP1] = DBG_LOG_BUFFER_FLUSH_REQ_TYPE_RIGP1_TRACE,
+ [BNXT_CTX_KONG] = DBG_LOG_BUFFER_FLUSH_REQ_TYPE_AFM_KONG_HWRM_TRACE,
+ [BNXT_CTX_QPC] = DBG_LOG_BUFFER_FLUSH_REQ_TYPE_ERR_QPC_TRACE,
};
static struct workqueue_struct *bnxt_pf_wq;
@@ -315,7 +319,8 @@ static bool bnxt_vf_pciid(enum board_idx idx)
return (idx == NETXTREME_C_VF || idx == NETXTREME_E_VF ||
idx == NETXTREME_S_VF || idx == NETXTREME_C_VF_HV ||
idx == NETXTREME_E_VF_HV || idx == NETXTREME_E_P5_VF ||
- idx == NETXTREME_E_P5_VF_HV || idx == NETXTREME_E_P7_VF);
+ idx == NETXTREME_E_P5_VF_HV || idx == NETXTREME_E_P7_VF ||
+ idx == NETXTREME_E_P7_VF_HV);
}
#define DB_CP_REARM_FLAGS (DB_KEY_CP | DB_IDX_VALID)
@@ -926,15 +931,21 @@ static struct page *__bnxt_alloc_rx_page(struct bnxt *bp, dma_addr_t *mapping,
static netmem_ref __bnxt_alloc_rx_netmem(struct bnxt *bp, dma_addr_t *mapping,
struct bnxt_rx_ring_info *rxr,
+ unsigned int *offset,
gfp_t gfp)
{
netmem_ref netmem;
- netmem = page_pool_alloc_netmems(rxr->page_pool, gfp);
+ if (PAGE_SIZE > BNXT_RX_PAGE_SIZE) {
+ netmem = page_pool_alloc_frag_netmem(rxr->page_pool, offset, BNXT_RX_PAGE_SIZE, gfp);
+ } else {
+ netmem = page_pool_alloc_netmems(rxr->page_pool, gfp);
+ *offset = 0;
+ }
if (!netmem)
return 0;
- *mapping = page_pool_get_dma_addr_netmem(netmem);
+ *mapping = page_pool_get_dma_addr_netmem(netmem) + *offset;
return netmem;
}
@@ -1029,7 +1040,7 @@ static int bnxt_alloc_rx_netmem(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
dma_addr_t mapping;
netmem_ref netmem;
- netmem = __bnxt_alloc_rx_netmem(bp, &mapping, rxr, gfp);
+ netmem = __bnxt_alloc_rx_netmem(bp, &mapping, rxr, &offset, gfp);
if (!netmem)
return -ENOMEM;
@@ -3791,8 +3802,7 @@ static void bnxt_free_rx_rings(struct bnxt *bp)
xdp_rxq_info_unreg(&rxr->xdp_rxq);
page_pool_destroy(rxr->page_pool);
- if (bnxt_separate_head_pool(rxr))
- page_pool_destroy(rxr->head_pool);
+ page_pool_destroy(rxr->head_pool);
rxr->page_pool = rxr->head_pool = NULL;
kfree(rxr->rx_agg_bmap);
@@ -3819,7 +3829,6 @@ static int bnxt_alloc_rx_page_pool(struct bnxt *bp,
if (BNXT_RX_PAGE_MODE(bp))
pp.pool_size += bp->rx_ring_size / rx_size_fac;
pp.nid = numa_node;
- pp.napi = &rxr->bnapi->napi;
pp.netdev = bp->dev;
pp.dev = &bp->pdev->dev;
pp.dma_dir = bp->rx_dir;
@@ -3840,6 +3849,8 @@ static int bnxt_alloc_rx_page_pool(struct bnxt *bp,
pool = page_pool_create(&pp);
if (IS_ERR(pool))
goto err_destroy_pp;
+ } else {
+ page_pool_get(pool);
}
rxr->head_pool = pool;
@@ -3851,6 +3862,12 @@ err_destroy_pp:
return PTR_ERR(pool);
}
+static void bnxt_enable_rx_page_pool(struct bnxt_rx_ring_info *rxr)
+{
+ page_pool_enable_direct_recycling(rxr->head_pool, &rxr->bnapi->napi);
+ page_pool_enable_direct_recycling(rxr->page_pool, &rxr->bnapi->napi);
+}
+
static int bnxt_alloc_rx_agg_bmap(struct bnxt *bp, struct bnxt_rx_ring_info *rxr)
{
u16 mem_size;
@@ -3889,6 +3906,7 @@ static int bnxt_alloc_rx_rings(struct bnxt *bp)
rc = bnxt_alloc_rx_page_pool(bp, rxr, cpu_node);
if (rc)
return rc;
+ bnxt_enable_rx_page_pool(rxr);
rc = xdp_rxq_info_reg(&rxr->xdp_rxq, bp->dev, i, 0);
if (rc < 0)
@@ -4385,7 +4403,7 @@ static void bnxt_alloc_one_rx_ring_netmem(struct bnxt *bp,
for (i = 0; i < bp->rx_agg_ring_size; i++) {
if (bnxt_alloc_rx_netmem(bp, rxr, prod, GFP_KERNEL)) {
netdev_warn(bp->dev, "init'ed rx ring %d with %d/%d pages only\n",
- ring_nr, i, bp->rx_ring_size);
+ ring_nr, i, bp->rx_agg_ring_size);
break;
}
prod = NEXT_RX_AGG(prod);
@@ -5320,7 +5338,7 @@ static void bnxt_free_ntp_fltrs(struct bnxt *bp, bool all)
{
int i;
- netdev_assert_locked(bp->dev);
+ netdev_assert_locked_or_invisible(bp->dev);
/* Under netdev instance lock and all our NAPIs have been disabled.
* It's safe to delete the hash table.
@@ -6820,7 +6838,7 @@ int bnxt_hwrm_vnic_cfg(struct bnxt *bp, struct bnxt_vnic_info *vnic)
req->dflt_ring_grp = cpu_to_le16(bp->grp_info[grp_idx].fw_grp_id);
req->lb_rule = cpu_to_le16(0xffff);
vnic_mru:
- vnic->mru = bp->dev->mtu + ETH_HLEN + VLAN_HLEN;
+ vnic->mru = bp->dev->mtu + VLAN_ETH_HLEN;
req->mru = cpu_to_le16(vnic->mru);
req->vnic_id = cpu_to_le16(vnic->fw_vnic_id);
@@ -6957,6 +6975,8 @@ static int bnxt_hwrm_vnic_qcaps(struct bnxt *bp)
bp->rss_cap |= BNXT_RSS_CAP_ESP_V4_RSS_CAP;
if (flags & VNIC_QCAPS_RESP_FLAGS_RSS_IPSEC_ESP_SPI_IPV6_CAP)
bp->rss_cap |= BNXT_RSS_CAP_ESP_V6_RSS_CAP;
+ if (flags & VNIC_QCAPS_RESP_FLAGS_RSS_IPV6_FLOW_LABEL_CAP)
+ bp->rss_cap |= BNXT_RSS_CAP_IPV6_FLOW_LABEL_RSS_CAP;
if (flags & VNIC_QCAPS_RESP_FLAGS_RE_FLUSH_CAP)
bp->fw_cap |= BNXT_FW_CAP_VNIC_RE_FLUSH;
}
@@ -8004,7 +8024,8 @@ static int __bnxt_reserve_rings(struct bnxt *bp)
}
rx_rings = min_t(int, rx_rings, hwr.grp);
hwr.cp = min_t(int, hwr.cp, bp->cp_nr_rings);
- if (hwr.stat > bnxt_get_ulp_stat_ctxs(bp))
+ if (bnxt_ulp_registered(bp->edev) &&
+ hwr.stat > bnxt_get_ulp_stat_ctxs(bp))
hwr.stat -= bnxt_get_ulp_stat_ctxs(bp);
hwr.cp = min_t(int, hwr.cp, hwr.stat);
rc = bnxt_trim_rings(bp, &rx_rings, &hwr.tx, hwr.cp, sh);
@@ -8012,6 +8033,11 @@ static int __bnxt_reserve_rings(struct bnxt *bp)
hwr.rx = rx_rings << 1;
tx_cp = bnxt_num_tx_to_cp(bp, hwr.tx);
hwr.cp = sh ? max_t(int, tx_cp, rx_rings) : tx_cp + rx_rings;
+ if (hwr.tx != bp->tx_nr_rings) {
+ netdev_warn(bp->dev,
+ "Able to reserve only %d out of %d requested TX rings\n",
+ hwr.tx, bp->tx_nr_rings);
+ }
bp->tx_nr_rings = hwr.tx;
/* If we cannot reserve all the RX rings, reset the RSS map only
@@ -9126,7 +9152,7 @@ static int bnxt_hwrm_func_backing_store_cfg_v2(struct bnxt *bp,
return rc;
}
-static int bnxt_backing_store_cfg_v2(struct bnxt *bp, u32 ena)
+static int bnxt_backing_store_cfg_v2(struct bnxt *bp)
{
struct bnxt_ctx_mem_info *ctx = bp->ctx;
struct bnxt_ctx_mem_type *ctxm;
@@ -9134,7 +9160,7 @@ static int bnxt_backing_store_cfg_v2(struct bnxt *bp, u32 ena)
int rc = 0;
u16 type;
- for (type = BNXT_CTX_SRT; type <= BNXT_CTX_RIGP1; type++) {
+ for (type = BNXT_CTX_SRT; type <= BNXT_CTX_QPC; type++) {
ctxm = &ctx->ctx_arr[type];
if (!bnxt_bs_trace_avail(bp, type))
continue;
@@ -9152,12 +9178,13 @@ static int bnxt_backing_store_cfg_v2(struct bnxt *bp, u32 ena)
}
if (last_type == BNXT_CTX_INV) {
- if (!ena)
+ for (type = 0; type < BNXT_CTX_MAX; type++) {
+ ctxm = &ctx->ctx_arr[type];
+ if (ctxm->mem_valid)
+ last_type = type;
+ }
+ if (last_type == BNXT_CTX_INV)
return 0;
- else if (ena & FUNC_BACKING_STORE_CFG_REQ_ENABLES_TIM)
- last_type = BNXT_CTX_MAX - 1;
- else
- last_type = BNXT_CTX_L2_MAX - 1;
}
ctx->ctx_arr[last_type].last = 1;
@@ -9284,6 +9311,10 @@ static int bnxt_alloc_ctx_mem(struct bnxt *bp)
if (!ctx || (ctx->flags & BNXT_CTX_FLAG_INITED))
return 0;
+ ena = 0;
+ if (!(bp->flags & BNXT_FLAG_CHIP_P5_PLUS))
+ goto skip_legacy;
+
ctxm = &ctx->ctx_arr[BNXT_CTX_QP];
l2_qps = ctxm->qp_l2_entries;
qp1_qps = ctxm->qp_qp1_entries;
@@ -9292,7 +9323,6 @@ static int bnxt_alloc_ctx_mem(struct bnxt *bp)
ctxm = &ctx->ctx_arr[BNXT_CTX_SRQ];
srqs = ctxm->srq_l2_entries;
max_srqs = ctxm->max_entries;
- ena = 0;
if ((bp->flags & BNXT_FLAG_ROCE_CAP) && !is_kdump_kernel()) {
pg_lvl = 2;
if (BNXT_SW_RES_LMT(bp)) {
@@ -9386,8 +9416,9 @@ skip_rdma:
ena |= FUNC_BACKING_STORE_CFG_REQ_ENABLES_TQM_SP << i;
ena |= FUNC_BACKING_STORE_CFG_REQ_DFLT_ENABLES;
+skip_legacy:
if (bp->fw_cap & BNXT_FW_CAP_BACKING_STORE_V2)
- rc = bnxt_backing_store_cfg_v2(bp, ena);
+ rc = bnxt_backing_store_cfg_v2(bp);
else
rc = bnxt_hwrm_func_backing_store_cfg(bp, ena);
if (rc) {
@@ -9601,10 +9632,10 @@ no_ptp:
static int __bnxt_hwrm_func_qcaps(struct bnxt *bp)
{
+ u32 flags, flags_ext, flags_ext2, flags_ext3;
+ struct bnxt_hw_resc *hw_resc = &bp->hw_resc;
struct hwrm_func_qcaps_output *resp;
struct hwrm_func_qcaps_input *req;
- struct bnxt_hw_resc *hw_resc = &bp->hw_resc;
- u32 flags, flags_ext, flags_ext2;
int rc;
rc = hwrm_req_init(bp, req, HWRM_FUNC_QCAPS);
@@ -9671,6 +9702,12 @@ static int __bnxt_hwrm_func_qcaps(struct bnxt *bp)
(flags_ext2 & FUNC_QCAPS_RESP_FLAGS_EXT2_ROCE_VF_RESOURCE_MGMT_SUPPORTED))
bp->fw_cap |= BNXT_FW_CAP_ROCE_VF_RESC_MGMT_SUPPORTED;
+ flags_ext3 = le32_to_cpu(resp->flags_ext3);
+ if (flags_ext3 & FUNC_QCAPS_RESP_FLAGS_EXT3_ROCE_VF_DYN_ALLOC_SUPPORT)
+ bp->fw_cap |= BNXT_FW_CAP_ROCE_VF_DYN_ALLOC_SUPPORT;
+ if (flags_ext3 & FUNC_QCAPS_RESP_FLAGS_EXT3_MIRROR_ON_ROCE_SUPPORTED)
+ bp->fw_cap |= BNXT_FW_CAP_MIRROR_ON_ROCE;
+
bp->tx_push_thresh = 0;
if ((flags & FUNC_QCAPS_RESP_FLAGS_PUSH_MODE_SUPPORTED) &&
BNXT_FW_MAJ(bp) > 217)
@@ -12839,6 +12876,17 @@ static int bnxt_set_xps_mapping(struct bnxt *bp)
return rc;
}
+static int bnxt_tx_nr_rings(struct bnxt *bp)
+{
+ return bp->num_tc ? bp->tx_nr_rings_per_tc * bp->num_tc :
+ bp->tx_nr_rings_per_tc;
+}
+
+static int bnxt_tx_nr_rings_per_tc(struct bnxt *bp)
+{
+ return bp->num_tc ? bp->tx_nr_rings / bp->num_tc : bp->tx_nr_rings;
+}
+
static int __bnxt_open_nic(struct bnxt *bp, bool irq_re_init, bool link_re_init)
{
int rc = 0;
@@ -12856,6 +12904,13 @@ static int __bnxt_open_nic(struct bnxt *bp, bool irq_re_init, bool link_re_init)
if (rc)
return rc;
+ /* Make adjustments if reserved TX rings are less than requested */
+ bp->tx_nr_rings -= bp->tx_nr_rings_xdp;
+ bp->tx_nr_rings_per_tc = bnxt_tx_nr_rings_per_tc(bp);
+ if (bp->tx_nr_rings_xdp) {
+ bp->tx_nr_rings_xdp = bp->tx_nr_rings_per_tc;
+ bp->tx_nr_rings += bp->tx_nr_rings_xdp;
+ }
rc = bnxt_alloc_mem(bp, irq_re_init);
if (rc) {
netdev_err(bp->dev, "bnxt_alloc_mem err: %x\n", rc);
@@ -13225,12 +13280,6 @@ static int bnxt_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
return bnxt_hwrm_port_phy_write(bp, mdio->phy_id, mdio->reg_num,
mdio->val_in);
- case SIOCSHWTSTAMP:
- return bnxt_hwtstamp_set(dev, ifr);
-
- case SIOCGHWTSTAMP:
- return bnxt_hwtstamp_get(dev, ifr);
-
default:
/* do nothing */
break;
@@ -14695,6 +14744,23 @@ static bool bnxt_fw_pre_resv_vnics(struct bnxt *bp)
return false;
}
+static void bnxt_hwrm_pfcwd_qcaps(struct bnxt *bp)
+{
+ struct hwrm_queue_pfcwd_timeout_qcaps_output *resp;
+ struct hwrm_queue_pfcwd_timeout_qcaps_input *req;
+ int rc;
+
+ bp->max_pfcwd_tmo_ms = 0;
+ rc = hwrm_req_init(bp, req, HWRM_QUEUE_PFCWD_TIMEOUT_QCAPS);
+ if (rc)
+ return;
+ resp = hwrm_req_hold(bp, req);
+ rc = hwrm_req_send_silent(bp, req);
+ if (!rc)
+ bp->max_pfcwd_tmo_ms = le16_to_cpu(resp->max_pfcwd_timeout);
+ hwrm_req_drop(bp, req);
+}
+
static int bnxt_fw_init_one_p1(struct bnxt *bp)
{
int rc;
@@ -14772,6 +14838,7 @@ static int bnxt_fw_init_one_p2(struct bnxt *bp)
if (bnxt_fw_pre_resv_vnics(bp))
bp->fw_cap |= BNXT_FW_CAP_PRE_RESV_VNICS;
+ bnxt_hwrm_pfcwd_qcaps(bp);
bnxt_hwrm_func_qcfg(bp);
bnxt_hwrm_vnic_qcaps(bp);
bnxt_hwrm_port_led_qcaps(bp);
@@ -15735,6 +15802,8 @@ static const struct net_device_ops bnxt_netdev_ops = {
.ndo_xdp_xmit = bnxt_xdp_xmit,
.ndo_bridge_getlink = bnxt_bridge_getlink,
.ndo_bridge_setlink = bnxt_bridge_setlink,
+ .ndo_hwtstamp_get = bnxt_hwtstamp_get,
+ .ndo_hwtstamp_set = bnxt_hwtstamp_set,
};
static void bnxt_get_queue_stats_rx(struct net_device *dev, int i,
@@ -15886,8 +15955,7 @@ err_rxq_info_unreg:
xdp_rxq_info_unreg(&clone->xdp_rxq);
err_page_pool_destroy:
page_pool_destroy(clone->page_pool);
- if (bnxt_separate_head_pool(clone))
- page_pool_destroy(clone->head_pool);
+ page_pool_destroy(clone->head_pool);
clone->page_pool = NULL;
clone->head_pool = NULL;
return rc;
@@ -15905,8 +15973,7 @@ static void bnxt_queue_mem_free(struct net_device *dev, void *qmem)
xdp_rxq_info_unreg(&rxr->xdp_rxq);
page_pool_destroy(rxr->page_pool);
- if (bnxt_separate_head_pool(rxr))
- page_pool_destroy(rxr->head_pool);
+ page_pool_destroy(rxr->head_pool);
rxr->page_pool = NULL;
rxr->head_pool = NULL;
@@ -16031,10 +16098,11 @@ static int bnxt_queue_start(struct net_device *dev, void *qmem, int idx)
goto err_reset;
}
+ bnxt_enable_rx_page_pool(rxr);
napi_enable_locked(&bnapi->napi);
bnxt_db_nq_arm(bp, &cpr->cp_db, cpr->cp_raw_cons);
- mru = bp->dev->mtu + ETH_HLEN + VLAN_HLEN;
+ mru = bp->dev->mtu + VLAN_ETH_HLEN;
for (i = 0; i < bp->nr_vnics; i++) {
vnic = &bp->vnic_info[i];
@@ -16115,7 +16183,7 @@ static void bnxt_remove_one(struct pci_dev *pdev)
struct bnxt *bp = netdev_priv(dev);
if (BNXT_PF(bp))
- bnxt_sriov_disable(bp);
+ __bnxt_sriov_disable(bp);
bnxt_rdma_aux_device_del(bp);
@@ -16312,7 +16380,7 @@ static void bnxt_trim_dflt_sh_rings(struct bnxt *bp)
bp->cp_nr_rings = min_t(int, bp->tx_nr_rings_per_tc, bp->rx_nr_rings);
bp->rx_nr_rings = bp->cp_nr_rings;
bp->tx_nr_rings_per_tc = bp->cp_nr_rings;
- bp->tx_nr_rings = bp->tx_nr_rings_per_tc;
+ bp->tx_nr_rings = bnxt_tx_nr_rings(bp);
}
static int bnxt_set_dflt_rings(struct bnxt *bp, bool sh)
@@ -16344,7 +16412,7 @@ static int bnxt_set_dflt_rings(struct bnxt *bp, bool sh)
bnxt_trim_dflt_sh_rings(bp);
else
bp->cp_nr_rings = bp->tx_nr_rings_per_tc + bp->rx_nr_rings;
- bp->tx_nr_rings = bp->tx_nr_rings_per_tc;
+ bp->tx_nr_rings = bnxt_tx_nr_rings(bp);
avail_msix = bnxt_get_max_func_irqs(bp) - bp->cp_nr_rings;
if (avail_msix >= BNXT_MIN_ROCE_CP_RINGS) {
@@ -16357,7 +16425,7 @@ static int bnxt_set_dflt_rings(struct bnxt *bp, bool sh)
rc = __bnxt_reserve_rings(bp);
if (rc && rc != -ENODEV)
netdev_warn(bp->dev, "Unable to reserve tx rings\n");
- bp->tx_nr_rings_per_tc = bp->tx_nr_rings;
+ bp->tx_nr_rings_per_tc = bnxt_tx_nr_rings_per_tc(bp);
if (sh)
bnxt_trim_dflt_sh_rings(bp);
@@ -16366,7 +16434,7 @@ static int bnxt_set_dflt_rings(struct bnxt *bp, bool sh)
rc = __bnxt_reserve_rings(bp);
if (rc && rc != -ENODEV)
netdev_warn(bp->dev, "2nd rings reservation failed.\n");
- bp->tx_nr_rings_per_tc = bp->tx_nr_rings;
+ bp->tx_nr_rings_per_tc = bnxt_tx_nr_rings_per_tc(bp);
}
if (BNXT_CHIP_TYPE_NITRO_A0(bp)) {
bp->rx_nr_rings++;
@@ -16400,7 +16468,7 @@ static int bnxt_init_dflt_ring_mode(struct bnxt *bp)
if (rc)
goto init_dflt_ring_err;
- bp->tx_nr_rings_per_tc = bp->tx_nr_rings;
+ bp->tx_nr_rings_per_tc = bnxt_tx_nr_rings_per_tc(bp);
bnxt_set_dflt_rfs(bp);