Lines Matching +full:eee +full:- +full:pcs
7 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
156 #define MVNETA_TX_INTR_MASK(nr_txqs) (((1 << nr_txqs) - 1) << 0)
158 #define MVNETA_RX_INTR_MASK(nr_rxqs) (((1 << nr_rxqs) - 1) << 8)
270 * to cover all rate-limit values from 10Kbps up to 5Gbps
296 (((index) < (q)->last_desc) ? ((index) + 1) : 0)
374 #define MVNETA_MAX_RX_BUF_SIZE (PAGE_SIZE - MVNETA_SKB_PAD)
377 (((rxd)->status & MVNETA_RXD_BM_POOL_MASK) >> MVNETA_RXD_BM_POOL_SHIFT)
486 /* Pointer to the CPU-local NAPI struct */
599 u32 reserved2; /* hw_cmd - (for future use, PMT) */
600 u32 reserved3[4]; /* Reserved - (for future use) */
605 u16 reserved1; /* pnc_info - (for future use, PnC) */
613 u16 reserved4; /* csum_l4 - (for future use, PnC) */
623 u32 reserved2; /* hw_cmd - (for future use, PMT) */
625 u32 reserved3[4]; /* Reserved - (for future use) */
630 u16 reserved1; /* pnc_info - (for future use, PnC) */
636 u16 reserved4; /* csum_l4 - (for future use, PnC) */
661 /* Number of this TX queue, in the range 0-7 */
709 /* rx queue number, in the range 0-7 */
764 writel(data, pp->base + offset); in mvreg_write()
770 return readl(pp->base + offset); in mvreg_read()
776 txq->txq_get_index++; in mvneta_txq_inc_get()
777 if (txq->txq_get_index == txq->size) in mvneta_txq_inc_get()
778 txq->txq_get_index = 0; in mvneta_txq_inc_get()
784 txq->txq_put_index++; in mvneta_txq_inc_put()
785 if (txq->txq_put_index == txq->size) in mvneta_txq_inc_put()
786 txq->txq_put_index = 0; in mvneta_txq_inc_put()
820 cpu_stats = per_cpu_ptr(pp->stats, cpu); in mvneta_get_stats64()
822 start = u64_stats_fetch_begin(&cpu_stats->syncp); in mvneta_get_stats64()
823 rx_packets = cpu_stats->es.ps.rx_packets; in mvneta_get_stats64()
824 rx_bytes = cpu_stats->es.ps.rx_bytes; in mvneta_get_stats64()
825 rx_dropped = cpu_stats->rx_dropped; in mvneta_get_stats64()
826 rx_errors = cpu_stats->rx_errors; in mvneta_get_stats64()
827 tx_packets = cpu_stats->es.ps.tx_packets; in mvneta_get_stats64()
828 tx_bytes = cpu_stats->es.ps.tx_bytes; in mvneta_get_stats64()
829 } while (u64_stats_fetch_retry(&cpu_stats->syncp, start)); in mvneta_get_stats64()
831 stats->rx_packets += rx_packets; in mvneta_get_stats64()
832 stats->rx_bytes += rx_bytes; in mvneta_get_stats64()
833 stats->rx_dropped += rx_dropped; in mvneta_get_stats64()
834 stats->rx_errors += rx_errors; in mvneta_get_stats64()
835 stats->tx_packets += tx_packets; in mvneta_get_stats64()
836 stats->tx_bytes += tx_bytes; in mvneta_get_stats64()
839 stats->tx_dropped = dev->stats.tx_dropped; in mvneta_get_stats64()
864 mvreg_write(pp, MVNETA_RXQ_STATUS_UPDATE_REG(rxq->id), in mvneta_rxq_non_occup_desc_add()
867 ndescs -= MVNETA_RXQ_ADD_NON_OCCUPIED_MAX; in mvneta_rxq_non_occup_desc_add()
870 mvreg_write(pp, MVNETA_RXQ_STATUS_UPDATE_REG(rxq->id), in mvneta_rxq_non_occup_desc_add()
880 val = mvreg_read(pp, MVNETA_RXQ_STATUS_REG(rxq->id)); in mvneta_rxq_busy_desc_num_get()
896 mvreg_write(pp, MVNETA_RXQ_STATUS_UPDATE_REG(rxq->id), val); in mvneta_rxq_desc_num_update()
907 rx_done -= 0xff; in mvneta_rxq_desc_num_update()
914 rx_filled -= 0xff; in mvneta_rxq_desc_num_update()
916 mvreg_write(pp, MVNETA_RXQ_STATUS_UPDATE_REG(rxq->id), val); in mvneta_rxq_desc_num_update()
924 int rx_desc = rxq->next_desc_to_proc; in mvneta_rxq_next_desc_get()
926 rxq->next_desc_to_proc = MVNETA_QUEUE_NEXT_DESC(rxq, rx_desc); in mvneta_rxq_next_desc_get()
927 prefetch(rxq->descs + rxq->next_desc_to_proc); in mvneta_rxq_next_desc_get()
928 return rxq->descs + rx_desc; in mvneta_rxq_next_desc_get()
938 val |= ((max_rx_size - MVNETA_MH_SIZE) / 2) << in mvneta_max_rx_size_set()
951 val = mvreg_read(pp, MVNETA_RXQ_CONFIG_REG(rxq->id)); in mvneta_rxq_offset_set()
956 mvreg_write(pp, MVNETA_RXQ_CONFIG_REG(rxq->id), val); in mvneta_rxq_offset_set()
969 pend_desc += txq->pending; in mvneta_txq_pend_desc_add()
974 mvreg_write(pp, MVNETA_TXQ_UPDATE_REG(txq->id), val); in mvneta_txq_pend_desc_add()
975 pend_desc -= val; in mvneta_txq_pend_desc_add()
977 txq->pending = 0; in mvneta_txq_pend_desc_add()
984 int tx_desc = txq->next_desc_to_proc; in mvneta_txq_next_desc_get()
986 txq->next_desc_to_proc = MVNETA_QUEUE_NEXT_DESC(txq, tx_desc); in mvneta_txq_next_desc_get()
987 return txq->descs + tx_desc; in mvneta_txq_next_desc_get()
995 if (txq->next_desc_to_proc == 0) in mvneta_txq_desc_put()
996 txq->next_desc_to_proc = txq->last_desc - 1; in mvneta_txq_desc_put()
998 txq->next_desc_to_proc--; in mvneta_txq_desc_put()
1008 val = mvreg_read(pp, MVNETA_RXQ_SIZE_REG(rxq->id)); in mvneta_rxq_buf_size_set()
1013 mvreg_write(pp, MVNETA_RXQ_SIZE_REG(rxq->id), val); in mvneta_rxq_buf_size_set()
1022 val = mvreg_read(pp, MVNETA_RXQ_CONFIG_REG(rxq->id)); in mvneta_rxq_bm_disable()
1024 mvreg_write(pp, MVNETA_RXQ_CONFIG_REG(rxq->id), val); in mvneta_rxq_bm_disable()
1033 val = mvreg_read(pp, MVNETA_RXQ_CONFIG_REG(rxq->id)); in mvneta_rxq_bm_enable()
1035 mvreg_write(pp, MVNETA_RXQ_CONFIG_REG(rxq->id), val); in mvneta_rxq_bm_enable()
1044 val = mvreg_read(pp, MVNETA_RXQ_CONFIG_REG(rxq->id)); in mvneta_rxq_long_pool_set()
1046 val |= (pp->pool_long->id << MVNETA_RXQ_LONG_POOL_ID_SHIFT); in mvneta_rxq_long_pool_set()
1048 mvreg_write(pp, MVNETA_RXQ_CONFIG_REG(rxq->id), val); in mvneta_rxq_long_pool_set()
1057 val = mvreg_read(pp, MVNETA_RXQ_CONFIG_REG(rxq->id)); in mvneta_rxq_short_pool_set()
1059 val |= (pp->pool_short->id << MVNETA_RXQ_SHORT_POOL_ID_SHIFT); in mvneta_rxq_short_pool_set()
1061 mvreg_write(pp, MVNETA_RXQ_CONFIG_REG(rxq->id), val); in mvneta_rxq_short_pool_set()
1072 dev_warn(pp->dev->dev.parent, in mvneta_bm_pool_bufsize_set()
1092 if (pp->bm_win_id < 0) { in mvneta_mbus_io_win_set()
1096 pp->bm_win_id = i; in mvneta_mbus_io_win_set()
1101 return -ENOMEM; in mvneta_mbus_io_win_set()
1103 i = pp->bm_win_id; in mvneta_mbus_io_win_set()
1115 mvreg_write(pp, MVNETA_WIN_SIZE(i), (wsize - 1) & 0xffff0000); in mvneta_mbus_io_win_set()
1134 err = mvebu_mbus_get_io_win_info(pp->bm_priv->bppi_phys_addr, &wsize, in mvneta_bm_port_mbus_init()
1139 pp->bm_win_id = -1; in mvneta_bm_port_mbus_init()
1141 /* Open NETA -> BM window */ in mvneta_bm_port_mbus_init()
1142 err = mvneta_mbus_io_win_set(pp, pp->bm_priv->bppi_phys_addr, wsize, in mvneta_bm_port_mbus_init()
1145 netdev_info(pp->dev, "fail to configure mbus window to BM\n"); in mvneta_bm_port_mbus_init()
1157 struct device_node *dn = pdev->dev.of_node; in mvneta_bm_port_init()
1160 if (!pp->neta_armada3700) { in mvneta_bm_port_init()
1168 if (of_property_read_u32(dn, "bm,pool-long", &long_pool_id)) { in mvneta_bm_port_init()
1169 netdev_info(pp->dev, "missing long pool id\n"); in mvneta_bm_port_init()
1170 return -EINVAL; in mvneta_bm_port_init()
1174 pp->pool_long = mvneta_bm_pool_use(pp->bm_priv, long_pool_id, in mvneta_bm_port_init()
1175 MVNETA_BM_LONG, pp->id, in mvneta_bm_port_init()
1176 MVNETA_RX_PKT_SIZE(pp->dev->mtu)); in mvneta_bm_port_init()
1177 if (!pp->pool_long) { in mvneta_bm_port_init()
1178 netdev_info(pp->dev, "fail to obtain long pool for port\n"); in mvneta_bm_port_init()
1179 return -ENOMEM; in mvneta_bm_port_init()
1182 pp->pool_long->port_map |= 1 << pp->id; in mvneta_bm_port_init()
1184 mvneta_bm_pool_bufsize_set(pp, pp->pool_long->buf_size, in mvneta_bm_port_init()
1185 pp->pool_long->id); in mvneta_bm_port_init()
1188 if (of_property_read_u32(dn, "bm,pool-short", &short_pool_id)) in mvneta_bm_port_init()
1192 pp->pool_short = mvneta_bm_pool_use(pp->bm_priv, short_pool_id, in mvneta_bm_port_init()
1193 MVNETA_BM_SHORT, pp->id, in mvneta_bm_port_init()
1195 if (!pp->pool_short) { in mvneta_bm_port_init()
1196 netdev_info(pp->dev, "fail to obtain short pool for port\n"); in mvneta_bm_port_init()
1197 mvneta_bm_pool_destroy(pp->bm_priv, pp->pool_long, 1 << pp->id); in mvneta_bm_port_init()
1198 return -ENOMEM; in mvneta_bm_port_init()
1202 pp->pool_short->port_map |= 1 << pp->id; in mvneta_bm_port_init()
1203 mvneta_bm_pool_bufsize_set(pp, pp->pool_short->buf_size, in mvneta_bm_port_init()
1204 pp->pool_short->id); in mvneta_bm_port_init()
1213 struct mvneta_bm_pool *bm_pool = pp->pool_long; in mvneta_bm_update_mtu()
1214 struct hwbm_pool *hwbm_pool = &bm_pool->hwbm_pool; in mvneta_bm_update_mtu()
1218 mvneta_bm_bufs_free(pp->bm_priv, bm_pool, 1 << pp->id); in mvneta_bm_update_mtu()
1219 if (hwbm_pool->buf_num) { in mvneta_bm_update_mtu()
1221 bm_pool->id); in mvneta_bm_update_mtu()
1225 bm_pool->pkt_size = MVNETA_RX_PKT_SIZE(mtu); in mvneta_bm_update_mtu()
1226 bm_pool->buf_size = MVNETA_RX_BUF_SIZE(bm_pool->pkt_size); in mvneta_bm_update_mtu()
1227 hwbm_pool->frag_size = SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) + in mvneta_bm_update_mtu()
1228 SKB_DATA_ALIGN(MVNETA_RX_BUF_SIZE(bm_pool->pkt_size)); in mvneta_bm_update_mtu()
1231 num = hwbm_pool_add(hwbm_pool, hwbm_pool->size); in mvneta_bm_update_mtu()
1232 if (num != hwbm_pool->size) { in mvneta_bm_update_mtu()
1234 bm_pool->id, num, hwbm_pool->size); in mvneta_bm_update_mtu()
1237 mvneta_bm_pool_bufsize_set(pp, bm_pool->buf_size, bm_pool->id); in mvneta_bm_update_mtu()
1242 mvneta_bm_pool_destroy(pp->bm_priv, pp->pool_long, 1 << pp->id); in mvneta_bm_update_mtu()
1243 mvneta_bm_pool_destroy(pp->bm_priv, pp->pool_short, 1 << pp->id); in mvneta_bm_update_mtu()
1245 pp->bm_priv = NULL; in mvneta_bm_update_mtu()
1246 pp->rx_offset_correction = MVNETA_SKB_HEADROOM; in mvneta_bm_update_mtu()
1248 netdev_info(pp->dev, "fail to update MTU, fall back to software BM\n"); in mvneta_bm_update_mtu()
1260 struct mvneta_tx_queue *txq = &pp->txqs[queue]; in mvneta_port_up()
1261 if (txq->descs) in mvneta_port_up()
1269 struct mvneta_rx_queue *rxq = &pp->rxqs[queue]; in mvneta_port_up()
1271 if (rxq->descs) in mvneta_port_up()
1295 netdev_warn(pp->dev, in mvneta_port_down()
1318 netdev_warn(pp->dev, in mvneta_port_down()
1334 netdev_warn(pp->dev, in mvneta_port_down()
1374 /* Set all entries in Unicast MAC Table; queue==-1 means reject all */
1380 if (queue == -1) { in mvneta_set_ucast_table()
1391 /* Set all entries in Special Multicast MAC Table; queue==-1 means reject all */
1397 if (queue == -1) { in mvneta_set_special_mcast_table()
1409 /* Set all entries in Other Multicast MAC Table. queue==-1 means reject all */
1415 if (queue == -1) { in mvneta_set_other_mcast_table()
1416 memset(pp->mcast_count, 0, sizeof(pp->mcast_count)); in mvneta_set_other_mcast_table()
1419 memset(pp->mcast_count, 1, sizeof(pp->mcast_count)); in mvneta_set_other_mcast_table()
1499 if (!pp->neta_armada3700) { in mvneta_defaults_set()
1513 txq_map = (cpu == pp->rxq_def) ? in mvneta_defaults_set()
1539 if (pp->bm_priv) in mvneta_defaults_set()
1547 if (pp->bm_priv) in mvneta_defaults_set()
1548 mvreg_write(pp, MVNETA_BM_ADDRESS, pp->bm_priv->bppi_phys_addr); in mvneta_defaults_set()
1551 val = MVNETA_PORT_CONFIG_DEFL_VALUE(pp->rxq_def); in mvneta_defaults_set()
1580 mvneta_set_ucast_table(pp, -1); in mvneta_defaults_set()
1581 mvneta_set_special_mcast_table(pp, -1); in mvneta_defaults_set()
1582 mvneta_set_other_mcast_table(pp, -1); in mvneta_defaults_set()
1584 /* Set port interrupt enable register - default enable all */ in mvneta_defaults_set()
1651 if (queue == -1) { in mvneta_set_ucast_addr()
1669 if (queue != -1) { in mvneta_mac_addr_set()
1688 mvreg_write(pp, MVNETA_RXQ_THRESHOLD_REG(rxq->id), in mvneta_rx_pkts_coal_set()
1701 clk_rate = clk_get_rate(pp->clk); in mvneta_rx_time_coal_set()
1704 mvreg_write(pp, MVNETA_RXQ_TIME_COAL_REG(rxq->id), val); in mvneta_rx_time_coal_set()
1713 val = mvreg_read(pp, MVNETA_TXQ_SIZE_REG(txq->id)); in mvneta_tx_done_pkts_coal_set()
1718 mvreg_write(pp, MVNETA_TXQ_SIZE_REG(txq->id), val); in mvneta_tx_done_pkts_coal_set()
1728 rx_desc->buf_phys_addr = phys_addr; in mvneta_rx_desc_fill()
1729 i = rx_desc - rxq->descs; in mvneta_rx_desc_fill()
1730 rxq->buf_virt_addr[i] = virt_addr; in mvneta_rx_desc_fill()
1743 mvreg_write(pp, MVNETA_TXQ_UPDATE_REG(txq->id), val); in mvneta_txq_sent_desc_dec()
1744 sent_desc = sent_desc - 0xff; in mvneta_txq_sent_desc_dec()
1748 mvreg_write(pp, MVNETA_TXQ_UPDATE_REG(txq->id), val); in mvneta_txq_sent_desc_dec()
1758 val = mvreg_read(pp, MVNETA_TXQ_STATUS_REG(txq->id)); in mvneta_txq_sent_desc_num_get()
1816 struct mvneta_pcpu_stats *stats = this_cpu_ptr(pp->stats); in mvneta_rx_error()
1817 u32 status = rx_desc->status; in mvneta_rx_error()
1819 /* update per-cpu counter */ in mvneta_rx_error()
1820 u64_stats_update_begin(&stats->syncp); in mvneta_rx_error()
1821 stats->rx_errors++; in mvneta_rx_error()
1822 u64_stats_update_end(&stats->syncp); in mvneta_rx_error()
1826 netdev_err(pp->dev, "bad rx status %08x (crc error), size=%d\n", in mvneta_rx_error()
1827 status, rx_desc->data_size); in mvneta_rx_error()
1830 netdev_err(pp->dev, "bad rx status %08x (overrun error), size=%d\n", in mvneta_rx_error()
1831 status, rx_desc->data_size); in mvneta_rx_error()
1834 netdev_err(pp->dev, "bad rx status %08x (max frame length error), size=%d\n", in mvneta_rx_error()
1835 status, rx_desc->data_size); in mvneta_rx_error()
1838 netdev_err(pp->dev, "bad rx status %08x (resource error), size=%d\n", in mvneta_rx_error()
1839 status, rx_desc->data_size); in mvneta_rx_error()
1847 if ((pp->dev->features & NETIF_F_RXCSUM) && in mvneta_rx_csum()
1862 int queue = fls(cause) - 1; in mvneta_tx_done_policy()
1864 return &pp->txqs[queue]; in mvneta_tx_done_policy()
1881 struct mvneta_tx_buf *buf = &txq->buf[txq->txq_get_index]; in mvneta_txq_bufs_free()
1882 struct mvneta_tx_desc *tx_desc = txq->descs + in mvneta_txq_bufs_free()
1883 txq->txq_get_index; in mvneta_txq_bufs_free()
1887 if (buf->type == MVNETA_TYPE_XDP_NDO || in mvneta_txq_bufs_free()
1888 buf->type == MVNETA_TYPE_SKB) in mvneta_txq_bufs_free()
1889 dma_unmap_single(pp->dev->dev.parent, in mvneta_txq_bufs_free()
1890 tx_desc->buf_phys_addr, in mvneta_txq_bufs_free()
1891 tx_desc->data_size, DMA_TO_DEVICE); in mvneta_txq_bufs_free()
1892 if ((buf->type == MVNETA_TYPE_TSO || in mvneta_txq_bufs_free()
1893 buf->type == MVNETA_TYPE_SKB) && buf->skb) { in mvneta_txq_bufs_free()
1894 bytes_compl += buf->skb->len; in mvneta_txq_bufs_free()
1896 dev_kfree_skb_any(buf->skb); in mvneta_txq_bufs_free()
1897 } else if ((buf->type == MVNETA_TYPE_XDP_TX || in mvneta_txq_bufs_free()
1898 buf->type == MVNETA_TYPE_XDP_NDO) && buf->xdpf) { in mvneta_txq_bufs_free()
1899 if (napi && buf->type == MVNETA_TYPE_XDP_TX) in mvneta_txq_bufs_free()
1900 xdp_return_frame_rx_napi(buf->xdpf); in mvneta_txq_bufs_free()
1902 xdp_return_frame_bulk(buf->xdpf, &bq); in mvneta_txq_bufs_free()
1916 struct netdev_queue *nq = netdev_get_tx_queue(pp->dev, txq->id); in mvneta_txq_done()
1925 txq->count -= tx_done; in mvneta_txq_done()
1928 if (txq->count <= txq->tx_wake_threshold) in mvneta_txq_done()
1943 page = page_pool_alloc_pages(rxq->page_pool, in mvneta_rx_refill()
1946 return -ENOMEM; in mvneta_rx_refill()
1948 phys_addr = page_pool_get_dma_addr(page) + pp->rx_offset_correction; in mvneta_rx_refill()
1957 if (skb->ip_summed == CHECKSUM_PARTIAL) { in mvneta_skb_tx_csum()
1966 ip_hdr_len = ip4h->ihl; in mvneta_skb_tx_csum()
1967 l4_proto = ip4h->protocol; in mvneta_skb_tx_csum()
1974 l4_proto = ip6h->nexthdr; in mvneta_skb_tx_csum()
1995 if (pp->bm_priv) { in mvneta_rxq_drop_pkts()
2002 bm_pool = &pp->bm_priv->bm_pools[pool_id]; in mvneta_rxq_drop_pkts()
2004 mvneta_bm_pool_put_bp(pp->bm_priv, bm_pool, in mvneta_rxq_drop_pkts()
2005 rx_desc->buf_phys_addr); in mvneta_rxq_drop_pkts()
2010 for (i = 0; i < rxq->size; i++) { in mvneta_rxq_drop_pkts()
2011 struct mvneta_rx_desc *rx_desc = rxq->descs + i; in mvneta_rxq_drop_pkts()
2012 void *data = rxq->buf_virt_addr[i]; in mvneta_rxq_drop_pkts()
2013 if (!data || !(rx_desc->buf_phys_addr)) in mvneta_rxq_drop_pkts()
2016 page_pool_put_full_page(rxq->page_pool, data, false); in mvneta_rxq_drop_pkts()
2018 if (xdp_rxq_info_is_reg(&rxq->xdp_rxq)) in mvneta_rxq_drop_pkts()
2019 xdp_rxq_info_unreg(&rxq->xdp_rxq); in mvneta_rxq_drop_pkts()
2020 page_pool_destroy(rxq->page_pool); in mvneta_rxq_drop_pkts()
2021 rxq->page_pool = NULL; in mvneta_rxq_drop_pkts()
2028 struct mvneta_pcpu_stats *stats = this_cpu_ptr(pp->stats); in mvneta_update_stats()
2030 u64_stats_update_begin(&stats->syncp); in mvneta_update_stats()
2031 stats->es.ps.rx_packets += ps->rx_packets; in mvneta_update_stats()
2032 stats->es.ps.rx_bytes += ps->rx_bytes; in mvneta_update_stats()
2034 stats->es.ps.xdp_redirect += ps->xdp_redirect; in mvneta_update_stats()
2035 stats->es.ps.xdp_pass += ps->xdp_pass; in mvneta_update_stats()
2036 stats->es.ps.xdp_drop += ps->xdp_drop; in mvneta_update_stats()
2037 u64_stats_update_end(&stats->syncp); in mvneta_update_stats()
2044 int curr_desc = rxq->first_to_refill; in mvneta_rx_refill_queue()
2047 for (i = 0; (i < rxq->refill_num) && (i < 64); i++) { in mvneta_rx_refill_queue()
2048 rx_desc = rxq->descs + curr_desc; in mvneta_rx_refill_queue()
2049 if (!(rx_desc->buf_phys_addr)) { in mvneta_rx_refill_queue()
2054 rxq->id, i, rxq->refill_num); in mvneta_rx_refill_queue()
2056 stats = this_cpu_ptr(pp->stats); in mvneta_rx_refill_queue()
2057 u64_stats_update_begin(&stats->syncp); in mvneta_rx_refill_queue()
2058 stats->es.refill_error++; in mvneta_rx_refill_queue()
2059 u64_stats_update_end(&stats->syncp); in mvneta_rx_refill_queue()
2065 rxq->refill_num -= i; in mvneta_rx_refill_queue()
2066 rxq->first_to_refill = curr_desc; in mvneta_rx_refill_queue()
2081 for (i = 0; i < sinfo->nr_frags; i++) in mvneta_xdp_put_buff()
2082 page_pool_put_full_page(rxq->page_pool, in mvneta_xdp_put_buff()
2083 skb_frag_page(&sinfo->frags[i]), true); in mvneta_xdp_put_buff()
2086 page_pool_put_page(rxq->page_pool, virt_to_head_page(xdp->data), in mvneta_xdp_put_buff()
2095 struct device *dev = pp->dev->dev.parent; in mvneta_xdp_submit_frame()
2101 num_frames += sinfo->nr_frags; in mvneta_xdp_submit_frame()
2103 if (txq->count + num_frames >= txq->size) in mvneta_xdp_submit_frame()
2107 struct mvneta_tx_buf *buf = &txq->buf[txq->txq_put_index]; in mvneta_xdp_submit_frame()
2109 int len = xdpf->len; in mvneta_xdp_submit_frame()
2113 frag = &sinfo->frags[i - 1]; in mvneta_xdp_submit_frame()
2123 : xdpf->data; in mvneta_xdp_submit_frame()
2131 buf->type = MVNETA_TYPE_XDP_NDO; in mvneta_xdp_submit_frame()
2134 : virt_to_page(xdpf->data); in mvneta_xdp_submit_frame()
2139 dma_addr += sizeof(*xdpf) + xdpf->headroom; in mvneta_xdp_submit_frame()
2142 buf->type = MVNETA_TYPE_XDP_TX; in mvneta_xdp_submit_frame()
2144 buf->xdpf = unlikely(i) ? NULL : xdpf; in mvneta_xdp_submit_frame()
2146 tx_desc->command = unlikely(i) ? 0 : MVNETA_TXD_F_DESC; in mvneta_xdp_submit_frame()
2147 tx_desc->buf_phys_addr = dma_addr; in mvneta_xdp_submit_frame()
2148 tx_desc->data_size = len; in mvneta_xdp_submit_frame()
2154 tx_desc->command |= MVNETA_TXD_L_DESC | MVNETA_TXD_Z_PAD; in mvneta_xdp_submit_frame()
2156 txq->pending += num_frames; in mvneta_xdp_submit_frame()
2157 txq->count += num_frames; in mvneta_xdp_submit_frame()
2162 for (i--; i >= 0; i--) { in mvneta_xdp_submit_frame()
2164 tx_desc = txq->descs + txq->next_desc_to_proc; in mvneta_xdp_submit_frame()
2165 dma_unmap_single(dev, tx_desc->buf_phys_addr, in mvneta_xdp_submit_frame()
2166 tx_desc->data_size, in mvneta_xdp_submit_frame()
2176 struct mvneta_pcpu_stats *stats = this_cpu_ptr(pp->stats); in mvneta_xdp_xmit_back()
2188 txq = &pp->txqs[cpu % txq_number]; in mvneta_xdp_xmit_back()
2189 nq = netdev_get_tx_queue(pp->dev, txq->id); in mvneta_xdp_xmit_back()
2194 u64_stats_update_begin(&stats->syncp); in mvneta_xdp_xmit_back()
2195 stats->es.ps.tx_bytes += nxmit_byte; in mvneta_xdp_xmit_back()
2196 stats->es.ps.tx_packets++; in mvneta_xdp_xmit_back()
2197 stats->es.ps.xdp_tx++; in mvneta_xdp_xmit_back()
2198 u64_stats_update_end(&stats->syncp); in mvneta_xdp_xmit_back()
2202 u64_stats_update_begin(&stats->syncp); in mvneta_xdp_xmit_back()
2203 stats->es.ps.xdp_tx_err++; in mvneta_xdp_xmit_back()
2204 u64_stats_update_end(&stats->syncp); in mvneta_xdp_xmit_back()
2216 struct mvneta_pcpu_stats *stats = this_cpu_ptr(pp->stats); in mvneta_xdp_xmit()
2223 if (unlikely(test_bit(__MVNETA_DOWN, &pp->state))) in mvneta_xdp_xmit()
2224 return -ENETDOWN; in mvneta_xdp_xmit()
2227 return -EINVAL; in mvneta_xdp_xmit()
2229 txq = &pp->txqs[cpu % txq_number]; in mvneta_xdp_xmit()
2230 nq = netdev_get_tx_queue(pp->dev, txq->id); in mvneta_xdp_xmit()
2246 u64_stats_update_begin(&stats->syncp); in mvneta_xdp_xmit()
2247 stats->es.ps.tx_bytes += nxmit_byte; in mvneta_xdp_xmit()
2248 stats->es.ps.tx_packets += nxmit; in mvneta_xdp_xmit()
2249 stats->es.ps.xdp_xmit += nxmit; in mvneta_xdp_xmit()
2250 stats->es.ps.xdp_xmit_err += num_frame - nxmit; in mvneta_xdp_xmit()
2251 u64_stats_update_end(&stats->syncp); in mvneta_xdp_xmit()
2264 len = xdp->data_end - xdp->data_hard_start - pp->rx_offset_correction; in mvneta_run_xdp()
2265 data_len = xdp->data_end - xdp->data; in mvneta_run_xdp()
2269 sync = xdp->data_end - xdp->data_hard_start - pp->rx_offset_correction; in mvneta_run_xdp()
2274 stats->xdp_pass++; in mvneta_run_xdp()
2279 err = xdp_do_redirect(pp->dev, xdp, prog); in mvneta_run_xdp()
2285 stats->xdp_redirect++; in mvneta_run_xdp()
2295 bpf_warn_invalid_xdp_action(pp->dev, prog, act); in mvneta_run_xdp()
2298 trace_xdp_exception(pp->dev, prog, act); in mvneta_run_xdp()
2303 stats->xdp_drop++; in mvneta_run_xdp()
2307 stats->rx_bytes += frame_sz + xdp->data_end - xdp->data - data_len; in mvneta_run_xdp()
2308 stats->rx_packets++; in mvneta_run_xdp()
2321 int data_len = -MVNETA_MH_SIZE, len; in mvneta_swbm_rx_frame()
2322 struct net_device *dev = pp->dev; in mvneta_swbm_rx_frame()
2330 data_len += len - ETH_FCS_LEN; in mvneta_swbm_rx_frame()
2332 *size = *size - len; in mvneta_swbm_rx_frame()
2334 dma_dir = page_pool_get_dma_dir(rxq->page_pool); in mvneta_swbm_rx_frame()
2335 dma_sync_single_for_cpu(dev->dev.parent, in mvneta_swbm_rx_frame()
2336 rx_desc->buf_phys_addr, in mvneta_swbm_rx_frame()
2339 rx_desc->buf_phys_addr = 0; in mvneta_swbm_rx_frame()
2344 xdp_prepare_buff(xdp, data, pp->rx_offset_correction + MVNETA_MH_SIZE, in mvneta_swbm_rx_frame()
2356 struct net_device *dev = pp->dev; in mvneta_swbm_add_rx_fragment()
2365 data_len = len - ETH_FCS_LEN; in mvneta_swbm_add_rx_fragment()
2367 dma_dir = page_pool_get_dma_dir(rxq->page_pool); in mvneta_swbm_add_rx_fragment()
2368 dma_sync_single_for_cpu(dev->dev.parent, in mvneta_swbm_add_rx_fragment()
2369 rx_desc->buf_phys_addr, in mvneta_swbm_add_rx_fragment()
2371 rx_desc->buf_phys_addr = 0; in mvneta_swbm_add_rx_fragment()
2374 sinfo->nr_frags = 0; in mvneta_swbm_add_rx_fragment()
2376 if (data_len > 0 && sinfo->nr_frags < MAX_SKB_FRAGS) { in mvneta_swbm_add_rx_fragment()
2377 skb_frag_t *frag = &sinfo->frags[sinfo->nr_frags++]; in mvneta_swbm_add_rx_fragment()
2380 pp->rx_offset_correction, data_len); in mvneta_swbm_add_rx_fragment()
2383 sinfo->xdp_frags_size = *size; in mvneta_swbm_add_rx_fragment()
2389 page_pool_put_full_page(rxq->page_pool, page, true); in mvneta_swbm_add_rx_fragment()
2391 *size -= len; in mvneta_swbm_add_rx_fragment()
2403 num_frags = sinfo->nr_frags; in mvneta_swbm_build_skb()
2405 skb = build_skb(xdp->data_hard_start, PAGE_SIZE); in mvneta_swbm_build_skb()
2407 return ERR_PTR(-ENOMEM); in mvneta_swbm_build_skb()
2411 skb_reserve(skb, xdp->data - xdp->data_hard_start); in mvneta_swbm_build_skb()
2412 skb_put(skb, xdp->data_end - xdp->data); in mvneta_swbm_build_skb()
2413 skb->ip_summed = mvneta_rx_csum(pp, desc_status); in mvneta_swbm_build_skb()
2417 sinfo->xdp_frags_size, in mvneta_swbm_build_skb()
2418 num_frags * xdp->frame_sz, in mvneta_swbm_build_skb()
2430 struct net_device *dev = pp->dev; in mvneta_rx_swbm()
2436 xdp_init_buff(&xdp_buf, PAGE_SIZE, &rxq->xdp_rxq); in mvneta_rx_swbm()
2442 xdp_prog = READ_ONCE(pp->xdp_prog); in mvneta_rx_swbm()
2451 index = rx_desc - rxq->descs; in mvneta_rx_swbm()
2452 page = (struct page *)rxq->buf_virt_addr[index]; in mvneta_rx_swbm()
2454 rx_status = rx_desc->status; in mvneta_rx_swbm()
2456 rxq->refill_num++; in mvneta_rx_swbm()
2465 size = rx_desc->data_size; in mvneta_rx_swbm()
2466 frame_sz = size - ETH_FCS_LEN; in mvneta_rx_swbm()
2473 rx_desc->buf_phys_addr = 0; in mvneta_rx_swbm()
2474 page_pool_put_full_page(rxq->page_pool, page, in mvneta_rx_swbm()
2488 mvneta_xdp_put_buff(pp, rxq, &xdp_buf, -1); in mvneta_rx_swbm()
2496 skb = mvneta_swbm_build_skb(pp, rxq->page_pool, &xdp_buf, desc_status); in mvneta_rx_swbm()
2498 struct mvneta_pcpu_stats *stats = this_cpu_ptr(pp->stats); in mvneta_rx_swbm()
2500 mvneta_xdp_put_buff(pp, rxq, &xdp_buf, -1); in mvneta_rx_swbm()
2502 u64_stats_update_begin(&stats->syncp); in mvneta_rx_swbm()
2503 stats->es.skb_alloc_error++; in mvneta_rx_swbm()
2504 stats->rx_dropped++; in mvneta_rx_swbm()
2505 u64_stats_update_end(&stats->syncp); in mvneta_rx_swbm()
2510 ps.rx_bytes += skb->len; in mvneta_rx_swbm()
2513 skb->protocol = eth_type_trans(skb, dev); in mvneta_rx_swbm()
2520 mvneta_xdp_put_buff(pp, rxq, &xdp_buf, -1); in mvneta_rx_swbm()
2542 struct net_device *dev = pp->dev; in mvneta_rx_hwbm()
2567 rx_status = rx_desc->status; in mvneta_rx_hwbm()
2568 rx_bytes = rx_desc->data_size - (ETH_FCS_LEN + MVNETA_MH_SIZE); in mvneta_rx_hwbm()
2569 data = (u8 *)(uintptr_t)rx_desc->buf_cookie; in mvneta_rx_hwbm()
2570 phys_addr = rx_desc->buf_phys_addr; in mvneta_rx_hwbm()
2572 bm_pool = &pp->bm_priv->bm_pools[pool_id]; in mvneta_rx_hwbm()
2578 mvneta_bm_pool_put_bp(pp->bm_priv, bm_pool, in mvneta_rx_hwbm()
2579 rx_desc->buf_phys_addr); in mvneta_rx_hwbm()
2592 dma_sync_single_range_for_cpu(&pp->bm_priv->pdev->dev, in mvneta_rx_hwbm()
2593 rx_desc->buf_phys_addr, in mvneta_rx_hwbm()
2600 skb->protocol = eth_type_trans(skb, dev); in mvneta_rx_hwbm()
2601 skb->ip_summed = mvneta_rx_csum(pp, rx_status); in mvneta_rx_hwbm()
2608 mvneta_bm_pool_put_bp(pp->bm_priv, bm_pool, in mvneta_rx_hwbm()
2609 rx_desc->buf_phys_addr); in mvneta_rx_hwbm()
2616 err = hwbm_pool_refill(&bm_pool->hwbm_pool, GFP_ATOMIC); in mvneta_rx_hwbm()
2620 netdev_err(dev, "Linux processing - Can't refill\n"); in mvneta_rx_hwbm()
2622 stats = this_cpu_ptr(pp->stats); in mvneta_rx_hwbm()
2623 u64_stats_update_begin(&stats->syncp); in mvneta_rx_hwbm()
2624 stats->es.refill_error++; in mvneta_rx_hwbm()
2625 u64_stats_update_end(&stats->syncp); in mvneta_rx_hwbm()
2630 frag_size = bm_pool->hwbm_pool.frag_size; in mvneta_rx_hwbm()
2637 dma_unmap_single(&pp->bm_priv->pdev->dev, phys_addr, in mvneta_rx_hwbm()
2638 bm_pool->buf_size, DMA_FROM_DEVICE); in mvneta_rx_hwbm()
2649 skb->protocol = eth_type_trans(skb, dev); in mvneta_rx_hwbm()
2650 skb->ip_summed = mvneta_rx_csum(pp, rx_status); in mvneta_rx_hwbm()
2656 struct mvneta_pcpu_stats *stats = this_cpu_ptr(pp->stats); in mvneta_rx_hwbm()
2658 u64_stats_update_begin(&stats->syncp); in mvneta_rx_hwbm()
2659 stats->es.ps.rx_packets += rcvd_pkts; in mvneta_rx_hwbm()
2660 stats->es.ps.rx_bytes += rcvd_bytes; in mvneta_rx_hwbm()
2661 u64_stats_update_end(&stats->syncp); in mvneta_rx_hwbm()
2673 struct device *dev = pp->dev->dev.parent; in mvneta_free_tso_hdrs()
2677 if (txq->tso_hdrs[i]) { in mvneta_free_tso_hdrs()
2679 txq->tso_hdrs[i], in mvneta_free_tso_hdrs()
2680 txq->tso_hdrs_phys[i]); in mvneta_free_tso_hdrs()
2681 txq->tso_hdrs[i] = NULL; in mvneta_free_tso_hdrs()
2689 struct device *dev = pp->dev->dev.parent; in mvneta_alloc_tso_hdrs()
2692 num = DIV_ROUND_UP(txq->size, MVNETA_TSO_PER_PAGE); in mvneta_alloc_tso_hdrs()
2694 txq->tso_hdrs[i] = dma_alloc_coherent(dev, MVNETA_TSO_PAGE_SIZE, in mvneta_alloc_tso_hdrs()
2695 &txq->tso_hdrs_phys[i], in mvneta_alloc_tso_hdrs()
2697 if (!txq->tso_hdrs[i]) { in mvneta_alloc_tso_hdrs()
2699 return -ENOMEM; in mvneta_alloc_tso_hdrs()
2710 index = txq->txq_put_index / MVNETA_TSO_PER_PAGE; in mvneta_get_tso_hdr()
2711 offset = (txq->txq_put_index % MVNETA_TSO_PER_PAGE) * TSO_HEADER_SIZE; in mvneta_get_tso_hdr()
2713 *dma = txq->tso_hdrs_phys[index] + offset; in mvneta_get_tso_hdr()
2715 return txq->tso_hdrs[index] + offset; in mvneta_get_tso_hdr()
2721 struct mvneta_tx_buf *buf = &txq->buf[txq->txq_put_index]; in mvneta_tso_put_hdr()
2731 tx_desc->data_size = hdr_len; in mvneta_tso_put_hdr()
2732 tx_desc->command = mvneta_skb_tx_csum(skb); in mvneta_tso_put_hdr()
2733 tx_desc->command |= MVNETA_TXD_F_DESC; in mvneta_tso_put_hdr()
2734 tx_desc->buf_phys_addr = hdr_phys; in mvneta_tso_put_hdr()
2735 buf->type = MVNETA_TYPE_TSO; in mvneta_tso_put_hdr()
2736 buf->skb = NULL; in mvneta_tso_put_hdr()
2746 struct mvneta_tx_buf *buf = &txq->buf[txq->txq_put_index]; in mvneta_tso_put_data()
2750 tx_desc->data_size = size; in mvneta_tso_put_data()
2751 tx_desc->buf_phys_addr = dma_map_single(dev->dev.parent, data, in mvneta_tso_put_data()
2753 if (unlikely(dma_mapping_error(dev->dev.parent, in mvneta_tso_put_data()
2754 tx_desc->buf_phys_addr))) { in mvneta_tso_put_data()
2756 return -ENOMEM; in mvneta_tso_put_data()
2759 tx_desc->command = 0; in mvneta_tso_put_data()
2760 buf->type = MVNETA_TYPE_SKB; in mvneta_tso_put_data()
2761 buf->skb = NULL; in mvneta_tso_put_data()
2765 tx_desc->command = MVNETA_TXD_L_DESC; in mvneta_tso_put_data()
2769 buf->skb = skb; in mvneta_tso_put_data()
2782 if (desc_idx >= txq->size) in mvneta_release_descs()
2783 desc_idx -= txq->size; in mvneta_release_descs()
2785 for (i = num; i >= 0; i--) { in mvneta_release_descs()
2786 struct mvneta_tx_desc *tx_desc = txq->descs + desc_idx; in mvneta_release_descs()
2787 struct mvneta_tx_buf *buf = &txq->buf[desc_idx]; in mvneta_release_descs()
2789 if (buf->type == MVNETA_TYPE_SKB) in mvneta_release_descs()
2790 dma_unmap_single(pp->dev->dev.parent, in mvneta_release_descs()
2791 tx_desc->buf_phys_addr, in mvneta_release_descs()
2792 tx_desc->data_size, in mvneta_release_descs()
2798 desc_idx = txq->size; in mvneta_release_descs()
2799 desc_idx -= 1; in mvneta_release_descs()
2812 if ((txq->count + tso_count_descs(skb)) >= txq->size) in mvneta_tx_tso()
2820 first_desc = txq->txq_put_index; in mvneta_tx_tso()
2825 total_len = skb->len - hdr_len; in mvneta_tx_tso()
2827 data_left = min_t(int, skb_shinfo(skb)->gso_size, total_len); in mvneta_tx_tso()
2828 total_len -= data_left; in mvneta_tx_tso()
2845 data_left -= size; in mvneta_tx_tso()
2855 * be DMA-unmapped. in mvneta_tx_tso()
2857 mvneta_release_descs(pp, txq, first_desc, desc_count - 1); in mvneta_tx_tso()
2866 int i, nr_frags = skb_shinfo(skb)->nr_frags; in mvneta_tx_frag_process()
2867 int first_desc = txq->txq_put_index; in mvneta_tx_frag_process()
2870 struct mvneta_tx_buf *buf = &txq->buf[txq->txq_put_index]; in mvneta_tx_frag_process()
2871 skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; in mvneta_tx_frag_process()
2875 tx_desc->data_size = skb_frag_size(frag); in mvneta_tx_frag_process()
2877 tx_desc->buf_phys_addr = in mvneta_tx_frag_process()
2878 dma_map_single(pp->dev->dev.parent, addr, in mvneta_tx_frag_process()
2879 tx_desc->data_size, DMA_TO_DEVICE); in mvneta_tx_frag_process()
2881 if (dma_mapping_error(pp->dev->dev.parent, in mvneta_tx_frag_process()
2882 tx_desc->buf_phys_addr)) { in mvneta_tx_frag_process()
2887 if (i == nr_frags - 1) { in mvneta_tx_frag_process()
2889 tx_desc->command = MVNETA_TXD_L_DESC | MVNETA_TXD_Z_PAD; in mvneta_tx_frag_process()
2890 buf->skb = skb; in mvneta_tx_frag_process()
2893 tx_desc->command = 0; in mvneta_tx_frag_process()
2894 buf->skb = NULL; in mvneta_tx_frag_process()
2896 buf->type = MVNETA_TYPE_SKB; in mvneta_tx_frag_process()
2906 mvneta_release_descs(pp, txq, first_desc, i - 1); in mvneta_tx_frag_process()
2907 return -ENOMEM; in mvneta_tx_frag_process()
2915 struct mvneta_tx_queue *txq = &pp->txqs[txq_id]; in mvneta_tx()
2916 struct mvneta_tx_buf *buf = &txq->buf[txq->txq_put_index]; in mvneta_tx()
2918 int len = skb->len; in mvneta_tx()
2930 frags = skb_shinfo(skb)->nr_frags + 1; in mvneta_tx()
2937 tx_desc->data_size = skb_headlen(skb); in mvneta_tx()
2939 tx_desc->buf_phys_addr = dma_map_single(dev->dev.parent, skb->data, in mvneta_tx()
2940 tx_desc->data_size, in mvneta_tx()
2942 if (unlikely(dma_mapping_error(dev->dev.parent, in mvneta_tx()
2943 tx_desc->buf_phys_addr))) { in mvneta_tx()
2949 buf->type = MVNETA_TYPE_SKB; in mvneta_tx()
2953 tx_desc->command = tx_cmd; in mvneta_tx()
2954 buf->skb = skb; in mvneta_tx()
2959 buf->skb = NULL; in mvneta_tx()
2961 tx_desc->command = tx_cmd; in mvneta_tx()
2964 dma_unmap_single(dev->dev.parent, in mvneta_tx()
2965 tx_desc->buf_phys_addr, in mvneta_tx()
2966 tx_desc->data_size, in mvneta_tx()
2977 struct mvneta_pcpu_stats *stats = this_cpu_ptr(pp->stats); in mvneta_tx()
2981 txq->count += frags; in mvneta_tx()
2982 if (txq->count >= txq->tx_stop_threshold) in mvneta_tx()
2986 txq->pending + frags > MVNETA_TXQ_DEC_SENT_MASK) in mvneta_tx()
2989 txq->pending += frags; in mvneta_tx()
2991 u64_stats_update_begin(&stats->syncp); in mvneta_tx()
2992 stats->es.ps.tx_bytes += len; in mvneta_tx()
2993 stats->es.ps.tx_packets++; in mvneta_tx()
2994 u64_stats_update_end(&stats->syncp); in mvneta_tx()
2996 dev->stats.tx_dropped++; in mvneta_tx()
3009 struct netdev_queue *nq = netdev_get_tx_queue(pp->dev, txq->id); in mvneta_txq_done_force()
3010 int tx_done = txq->count; in mvneta_txq_done_force()
3015 txq->count = 0; in mvneta_txq_done_force()
3016 txq->txq_put_index = 0; in mvneta_txq_done_force()
3017 txq->txq_get_index = 0; in mvneta_txq_done_force()
3020 /* Handle tx done - called in softirq context. The <cause_tx_done> argument
3032 nq = netdev_get_tx_queue(pp->dev, txq->id); in mvneta_tx_done_gbe()
3035 if (txq->count) in mvneta_tx_done_gbe()
3039 cause_tx_done &= ~((1 << txq->id)); in mvneta_tx_done_gbe()
3055 for (j = 7; j >= 0; j--) { in mvneta_addr_crc()
3066 * 0x01-00-5E-00-00-XX (where XX is between 0x00 and 0xFF).
3068 * Table entries in the DA-Filter table. This method set the Special
3087 if (queue == -1) in mvneta_set_special_mcast_addr()
3100 * A CRC-8 is used as an index to the Other Multicast Table entries
3101 * in the DA-Filter table.
3102 * The method gets the CRC-8 value from the calling routine and
3104 * specified CRC-8 .
3119 if (queue == -1) { in mvneta_set_other_mcast_addr()
3132 * 0x01-00-5E-00-00-XX (where XX is between 0x00 and 0xFF).
3134 * Table entries in the DA-Filter table.
3135 * 2) Other Multicast Table for multicast of another type. A CRC-8 value
3137 * DA-Filter table.
3150 if (queue == -1) { in mvneta_mcast_addr_set()
3151 if (pp->mcast_count[crc_result] == 0) { in mvneta_mcast_addr_set()
3152 netdev_info(pp->dev, "No valid Mcast for crc8=0x%02x\n", in mvneta_mcast_addr_set()
3154 return -EINVAL; in mvneta_mcast_addr_set()
3157 pp->mcast_count[crc_result]--; in mvneta_mcast_addr_set()
3158 if (pp->mcast_count[crc_result] != 0) { in mvneta_mcast_addr_set()
3159 netdev_info(pp->dev, in mvneta_mcast_addr_set()
3161 pp->mcast_count[crc_result], crc_result); in mvneta_mcast_addr_set()
3162 return -EINVAL; in mvneta_mcast_addr_set()
3165 pp->mcast_count[crc_result]++; in mvneta_mcast_addr_set()
3205 if (dev->flags & IFF_PROMISC) { in mvneta_set_rx_mode()
3208 mvneta_set_ucast_table(pp, pp->rxq_def); in mvneta_set_rx_mode()
3209 mvneta_set_special_mcast_table(pp, pp->rxq_def); in mvneta_set_rx_mode()
3210 mvneta_set_other_mcast_table(pp, pp->rxq_def); in mvneta_set_rx_mode()
3214 mvneta_set_ucast_table(pp, -1); in mvneta_set_rx_mode()
3215 mvneta_mac_addr_set(pp, dev->dev_addr, pp->rxq_def); in mvneta_set_rx_mode()
3217 if (dev->flags & IFF_ALLMULTI) { in mvneta_set_rx_mode()
3219 mvneta_set_special_mcast_table(pp, pp->rxq_def); in mvneta_set_rx_mode()
3220 mvneta_set_other_mcast_table(pp, pp->rxq_def); in mvneta_set_rx_mode()
3223 mvneta_set_special_mcast_table(pp, -1); in mvneta_set_rx_mode()
3224 mvneta_set_other_mcast_table(pp, -1); in mvneta_set_rx_mode()
3228 mvneta_mcast_addr_set(pp, ha->addr, in mvneta_set_rx_mode()
3229 pp->rxq_def); in mvneta_set_rx_mode()
3236 /* Interrupt handling - the callback for request_irq() */
3242 napi_schedule(&pp->napi); in mvneta_isr()
3247 /* Interrupt handling - the callback for request_percpu_irq() */
3252 disable_percpu_irq(port->pp->dev->irq); in mvneta_percpu_isr()
3253 napi_schedule(&port->napi); in mvneta_percpu_isr()
3262 phylink_pcs_change(&pp->phylink_pcs, in mvneta_link_change()
3267 * Bits 0 - 7 of the causeRxTx register indicate that are transmitted
3269 * Bits 8 -15 of the cause Rx Tx register indicate that are received
3278 struct mvneta_port *pp = netdev_priv(napi->dev); in mvneta_poll()
3279 struct mvneta_pcpu_port *port = this_cpu_ptr(pp->ports); in mvneta_poll()
3281 if (!netif_running(pp->dev)) { in mvneta_poll()
3307 cause_rx_tx |= pp->neta_armada3700 ? pp->cause_rx_tx : in mvneta_poll()
3308 port->cause_rx_tx; in mvneta_poll()
3312 rx_queue = rx_queue - 1; in mvneta_poll()
3313 if (pp->bm_priv) in mvneta_poll()
3315 &pp->rxqs[rx_queue]); in mvneta_poll()
3318 &pp->rxqs[rx_queue]); in mvneta_poll()
3325 if (pp->neta_armada3700) { in mvneta_poll()
3335 enable_percpu_irq(pp->dev->irq, 0); in mvneta_poll()
3339 if (pp->neta_armada3700) in mvneta_poll()
3340 pp->cause_rx_tx = cause_rx_tx; in mvneta_poll()
3342 port->cause_rx_tx = cause_rx_tx; in mvneta_poll()
3350 struct bpf_prog *xdp_prog = READ_ONCE(pp->xdp_prog); in mvneta_create_page_pool()
3356 .dev = pp->dev->dev.parent, in mvneta_create_page_pool()
3358 .offset = pp->rx_offset_correction, in mvneta_create_page_pool()
3363 rxq->page_pool = page_pool_create(&pp_params); in mvneta_create_page_pool()
3364 if (IS_ERR(rxq->page_pool)) { in mvneta_create_page_pool()
3365 err = PTR_ERR(rxq->page_pool); in mvneta_create_page_pool()
3366 rxq->page_pool = NULL; in mvneta_create_page_pool()
3370 err = __xdp_rxq_info_reg(&rxq->xdp_rxq, pp->dev, rxq->id, 0, in mvneta_create_page_pool()
3375 err = xdp_rxq_info_reg_mem_model(&rxq->xdp_rxq, MEM_TYPE_PAGE_POOL, in mvneta_create_page_pool()
3376 rxq->page_pool); in mvneta_create_page_pool()
3383 xdp_rxq_info_unreg(&rxq->xdp_rxq); in mvneta_create_page_pool()
3385 page_pool_destroy(rxq->page_pool); in mvneta_create_page_pool()
3386 rxq->page_pool = NULL; in mvneta_create_page_pool()
3401 memset(rxq->descs + i, 0, sizeof(struct mvneta_rx_desc)); in mvneta_rxq_fill()
3402 if (mvneta_rx_refill(pp, rxq->descs + i, rxq, in mvneta_rxq_fill()
3404 netdev_err(pp->dev, in mvneta_rxq_fill()
3406 __func__, rxq->id, i, num); in mvneta_rxq_fill()
3426 mvneta_txq_done_force(pp, &pp->txqs[queue]); in mvneta_tx_reset()
3443 rxq->size = pp->rx_ring_size; in mvneta_rxq_sw_init()
3446 rxq->descs = dma_alloc_coherent(pp->dev->dev.parent, in mvneta_rxq_sw_init()
3447 rxq->size * MVNETA_DESC_ALIGNED_SIZE, in mvneta_rxq_sw_init()
3448 &rxq->descs_phys, GFP_KERNEL); in mvneta_rxq_sw_init()
3449 if (!rxq->descs) in mvneta_rxq_sw_init()
3450 return -ENOMEM; in mvneta_rxq_sw_init()
3452 rxq->last_desc = rxq->size - 1; in mvneta_rxq_sw_init()
3461 mvreg_write(pp, MVNETA_RXQ_BASE_ADDR_REG(rxq->id), rxq->descs_phys); in mvneta_rxq_hw_init()
3462 mvreg_write(pp, MVNETA_RXQ_SIZE_REG(rxq->id), rxq->size); in mvneta_rxq_hw_init()
3465 mvneta_rx_pkts_coal_set(pp, rxq, rxq->pkts_coal); in mvneta_rxq_hw_init()
3466 mvneta_rx_time_coal_set(pp, rxq, rxq->time_coal); in mvneta_rxq_hw_init()
3468 if (!pp->bm_priv) { in mvneta_rxq_hw_init()
3473 MVNETA_RX_BUF_SIZE(pp->pkt_size)); in mvneta_rxq_hw_init()
3475 mvneta_rxq_fill(pp, rxq, rxq->size); in mvneta_rxq_hw_init()
3479 NET_SKB_PAD - pp->rx_offset_correction); in mvneta_rxq_hw_init()
3485 mvneta_rxq_non_occup_desc_add(pp, rxq, rxq->size); in mvneta_rxq_hw_init()
3511 if (rxq->descs) in mvneta_rxq_deinit()
3512 dma_free_coherent(pp->dev->dev.parent, in mvneta_rxq_deinit()
3513 rxq->size * MVNETA_DESC_ALIGNED_SIZE, in mvneta_rxq_deinit()
3514 rxq->descs, in mvneta_rxq_deinit()
3515 rxq->descs_phys); in mvneta_rxq_deinit()
3517 rxq->descs = NULL; in mvneta_rxq_deinit()
3518 rxq->last_desc = 0; in mvneta_rxq_deinit()
3519 rxq->next_desc_to_proc = 0; in mvneta_rxq_deinit()
3520 rxq->descs_phys = 0; in mvneta_rxq_deinit()
3521 rxq->first_to_refill = 0; in mvneta_rxq_deinit()
3522 rxq->refill_num = 0; in mvneta_rxq_deinit()
3530 txq->size = pp->tx_ring_size; in mvneta_txq_sw_init()
3536 txq->tx_stop_threshold = txq->size - MVNETA_MAX_SKB_DESCS; in mvneta_txq_sw_init()
3537 txq->tx_wake_threshold = txq->tx_stop_threshold / 2; in mvneta_txq_sw_init()
3540 txq->descs = dma_alloc_coherent(pp->dev->dev.parent, in mvneta_txq_sw_init()
3541 txq->size * MVNETA_DESC_ALIGNED_SIZE, in mvneta_txq_sw_init()
3542 &txq->descs_phys, GFP_KERNEL); in mvneta_txq_sw_init()
3543 if (!txq->descs) in mvneta_txq_sw_init()
3544 return -ENOMEM; in mvneta_txq_sw_init()
3546 txq->last_desc = txq->size - 1; in mvneta_txq_sw_init()
3548 txq->buf = kmalloc_array(txq->size, sizeof(*txq->buf), GFP_KERNEL); in mvneta_txq_sw_init()
3549 if (!txq->buf) in mvneta_txq_sw_init()
3550 return -ENOMEM; in mvneta_txq_sw_init()
3558 if (pp->neta_armada3700) in mvneta_txq_sw_init()
3561 cpu = txq->id % num_present_cpus(); in mvneta_txq_sw_init()
3563 cpu = pp->rxq_def % num_present_cpus(); in mvneta_txq_sw_init()
3564 cpumask_set_cpu(cpu, &txq->affinity_mask); in mvneta_txq_sw_init()
3565 netif_set_xps_queue(pp->dev, &txq->affinity_mask, txq->id); in mvneta_txq_sw_init()
3574 mvreg_write(pp, MVETH_TXQ_TOKEN_CFG_REG(txq->id), 0x03ffffff); in mvneta_txq_hw_init()
3575 mvreg_write(pp, MVETH_TXQ_TOKEN_COUNT_REG(txq->id), 0x3fffffff); in mvneta_txq_hw_init()
3578 mvreg_write(pp, MVNETA_TXQ_BASE_ADDR_REG(txq->id), txq->descs_phys); in mvneta_txq_hw_init()
3579 mvreg_write(pp, MVNETA_TXQ_SIZE_REG(txq->id), txq->size); in mvneta_txq_hw_init()
3581 mvneta_tx_done_pkts_coal_set(pp, txq, txq->done_pkts_coal); in mvneta_txq_hw_init()
3603 struct netdev_queue *nq = netdev_get_tx_queue(pp->dev, txq->id); in mvneta_txq_sw_deinit()
3605 kfree(txq->buf); in mvneta_txq_sw_deinit()
3608 if (txq->descs) in mvneta_txq_sw_deinit()
3609 dma_free_coherent(pp->dev->dev.parent, in mvneta_txq_sw_deinit()
3610 txq->size * MVNETA_DESC_ALIGNED_SIZE, in mvneta_txq_sw_deinit()
3611 txq->descs, txq->descs_phys); in mvneta_txq_sw_deinit()
3615 txq->buf = NULL; in mvneta_txq_sw_deinit()
3616 txq->descs = NULL; in mvneta_txq_sw_deinit()
3617 txq->last_desc = 0; in mvneta_txq_sw_deinit()
3618 txq->next_desc_to_proc = 0; in mvneta_txq_sw_deinit()
3619 txq->descs_phys = 0; in mvneta_txq_sw_deinit()
3626 mvreg_write(pp, MVETH_TXQ_TOKEN_CFG_REG(txq->id), 0); in mvneta_txq_hw_deinit()
3627 mvreg_write(pp, MVETH_TXQ_TOKEN_COUNT_REG(txq->id), 0); in mvneta_txq_hw_deinit()
3630 mvreg_write(pp, MVNETA_TXQ_BASE_ADDR_REG(txq->id), 0); in mvneta_txq_hw_deinit()
3631 mvreg_write(pp, MVNETA_TXQ_SIZE_REG(txq->id), 0); in mvneta_txq_hw_deinit()
3647 mvneta_txq_deinit(pp, &pp->txqs[queue]); in mvneta_cleanup_txqs()
3656 mvneta_rxq_deinit(pp, &pp->rxqs[queue]); in mvneta_cleanup_rxqs()
3666 int err = mvneta_rxq_init(pp, &pp->rxqs[queue]); in mvneta_setup_rxqs()
3669 netdev_err(pp->dev, "%s: can't create rxq=%d\n", in mvneta_setup_rxqs()
3685 int err = mvneta_txq_init(pp, &pp->txqs[queue]); in mvneta_setup_txqs()
3687 netdev_err(pp->dev, "%s: can't create txq=%d\n", in mvneta_setup_txqs()
3701 ret = phy_set_mode_ext(pp->comphy, PHY_MODE_ETHERNET, interface); in mvneta_comphy_init()
3705 return phy_power_on(pp->comphy); in mvneta_comphy_init()
3713 if (pp->comphy) { in mvneta_config_interface()
3741 pp->phy_interface = interface; in mvneta_config_interface()
3750 WARN_ON(mvneta_config_interface(pp, pp->phy_interface)); in mvneta_start_dev()
3752 mvneta_max_rx_size_set(pp, pp->pkt_size); in mvneta_start_dev()
3753 mvneta_txq_max_tx_size_set(pp, pp->pkt_size); in mvneta_start_dev()
3758 if (!pp->neta_armada3700) { in mvneta_start_dev()
3762 per_cpu_ptr(pp->ports, cpu); in mvneta_start_dev()
3764 napi_enable(&port->napi); in mvneta_start_dev()
3767 napi_enable(&pp->napi); in mvneta_start_dev()
3777 phylink_start(pp->phylink); in mvneta_start_dev()
3780 phylink_speed_up(pp->phylink); in mvneta_start_dev()
3782 netif_tx_start_all_queues(pp->dev); in mvneta_start_dev()
3784 clear_bit(__MVNETA_DOWN, &pp->state); in mvneta_start_dev()
3791 set_bit(__MVNETA_DOWN, &pp->state); in mvneta_stop_dev()
3793 if (device_may_wakeup(&pp->dev->dev)) in mvneta_stop_dev()
3794 phylink_speed_down(pp->phylink, false); in mvneta_stop_dev()
3796 phylink_stop(pp->phylink); in mvneta_stop_dev()
3798 if (!pp->neta_armada3700) { in mvneta_stop_dev()
3801 per_cpu_ptr(pp->ports, cpu); in mvneta_stop_dev()
3803 napi_disable(&port->napi); in mvneta_stop_dev()
3806 napi_disable(&pp->napi); in mvneta_stop_dev()
3809 netif_carrier_off(pp->dev); in mvneta_stop_dev()
3812 netif_tx_stop_all_queues(pp->dev); in mvneta_stop_dev()
3826 WARN_ON(phy_power_off(pp->comphy)); in mvneta_stop_dev()
3833 enable_percpu_irq(pp->dev->irq, IRQ_TYPE_NONE); in mvneta_percpu_enable()
3840 disable_percpu_irq(pp->dev->irq); in mvneta_percpu_disable()
3847 struct bpf_prog *prog = pp->xdp_prog; in mvneta_change_mtu()
3856 if (prog && !prog->aux->xdp_has_frags && in mvneta_change_mtu()
3861 return -EINVAL; in mvneta_change_mtu()
3864 WRITE_ONCE(dev->mtu, mtu); in mvneta_change_mtu()
3867 if (pp->bm_priv) in mvneta_change_mtu()
3883 if (pp->bm_priv) in mvneta_change_mtu()
3886 pp->pkt_size = MVNETA_RX_PKT_SIZE(dev->mtu); in mvneta_change_mtu()
3913 if (pp->tx_csum_limit && dev->mtu > pp->tx_csum_limit) { in mvneta_fix_features()
3917 pp->tx_csum_limit); in mvneta_fix_features()
3949 mvneta_mac_addr_set(pp, dev->dev_addr, -1); in mvneta_set_mac_addr()
3952 mvneta_mac_addr_set(pp, sockaddr->sa_data, pp->rxq_def); in mvneta_set_mac_addr()
3958 static struct mvneta_port *mvneta_pcs_to_port(struct phylink_pcs *pcs) in mvneta_pcs_to_port() argument
3960 return container_of(pcs, struct mvneta_port, phylink_pcs); in mvneta_pcs_to_port()
3963 static int mvneta_pcs_validate(struct phylink_pcs *pcs, in mvneta_pcs_validate() argument
3969 * "Bit 2 Field InBandAnEn In-band Auto-Negotiation enable. ... in mvneta_pcs_validate()
3970 * When <PortType> = 1 (1000BASE-X) this field must be set to 1." in mvneta_pcs_validate()
3972 if (phy_interface_mode_is_8023z(state->interface) && in mvneta_pcs_validate()
3973 !phylink_test(state->advertising, Autoneg)) in mvneta_pcs_validate()
3974 return -EINVAL; in mvneta_pcs_validate()
3979 static void mvneta_pcs_get_state(struct phylink_pcs *pcs, in mvneta_pcs_get_state() argument
3982 struct mvneta_port *pp = mvneta_pcs_to_port(pcs); in mvneta_pcs_get_state()
3988 state->speed = in mvneta_pcs_get_state()
3989 state->interface == PHY_INTERFACE_MODE_2500BASEX ? in mvneta_pcs_get_state()
3992 state->speed = SPEED_100; in mvneta_pcs_get_state()
3994 state->speed = SPEED_10; in mvneta_pcs_get_state()
3996 state->an_complete = !!(gmac_stat & MVNETA_GMAC_AN_COMPLETE); in mvneta_pcs_get_state()
3997 state->link = !!(gmac_stat & MVNETA_GMAC_LINK_UP); in mvneta_pcs_get_state()
3998 state->duplex = !!(gmac_stat & MVNETA_GMAC_FULL_DUPLEX); in mvneta_pcs_get_state()
4001 state->pause |= MLO_PAUSE_RX; in mvneta_pcs_get_state()
4003 state->pause |= MLO_PAUSE_TX; in mvneta_pcs_get_state()
4006 static int mvneta_pcs_config(struct phylink_pcs *pcs, unsigned int neg_mode, in mvneta_pcs_config() argument
4011 struct mvneta_port *pp = mvneta_pcs_to_port(pcs); in mvneta_pcs_config()
4048 /* Phy or fixed speed - disable in-band AN modes */ in mvneta_pcs_config()
4062 static void mvneta_pcs_an_restart(struct phylink_pcs *pcs) in mvneta_pcs_an_restart() argument
4064 struct mvneta_port *pp = mvneta_pcs_to_port(pcs); in mvneta_pcs_an_restart()
4083 struct net_device *ndev = to_net_dev(config->dev); in mvneta_mac_select_pcs()
4086 return &pp->phylink_pcs; in mvneta_mac_select_pcs()
4092 struct net_device *ndev = to_net_dev(config->dev); in mvneta_mac_prepare()
4096 if (pp->phy_interface != interface || in mvneta_mac_prepare()
4099 * in-band mode. According to Armada 370 documentation, we in mvneta_mac_prepare()
4100 * can only change the port mode and in-band enable when the in mvneta_mac_prepare()
4109 if (pp->phy_interface != interface) in mvneta_mac_prepare()
4110 WARN_ON(phy_power_off(pp->comphy)); in mvneta_mac_prepare()
4114 unsigned long rate = clk_get_rate(pp->clk); in mvneta_mac_prepare()
4126 struct net_device *ndev = to_net_dev(config->dev); in mvneta_mac_config()
4142 if (state->interface == PHY_INTERFACE_MODE_QSGMII || in mvneta_mac_config()
4143 state->interface == PHY_INTERFACE_MODE_SGMII || in mvneta_mac_config()
4144 phy_interface_mode_is_8023z(state->interface)) in mvneta_mac_config()
4148 /* Phy or fixed speed - nothing to do, leave the in mvneta_mac_config()
4149 * configured speed, duplex and flow control as-is. in mvneta_mac_config()
4151 } else if (state->interface == PHY_INTERFACE_MODE_SGMII) { in mvneta_mac_config()
4155 /* 802.3z negotiation - only 1000base-X */ in mvneta_mac_config()
4162 if (state->interface == PHY_INTERFACE_MODE_2500BASEX) in mvneta_mac_config()
4182 struct net_device *ndev = to_net_dev(config->dev); in mvneta_mac_finish()
4186 /* Disable 1ms clock if not in in-band mode */ in mvneta_mac_finish()
4193 if (pp->phy_interface != interface) in mvneta_mac_finish()
4197 /* Allow the link to come up if in in-band mode, otherwise the in mvneta_mac_finish()
4224 struct net_device *ndev = to_net_dev(config->dev); in mvneta_mac_link_down()
4237 pp->eee_active = false; in mvneta_mac_link_down()
4247 struct net_device *ndev = to_net_dev(config->dev); in mvneta_mac_link_up()
4288 if (phy && pp->eee_enabled) { in mvneta_mac_link_up()
4289 pp->eee_active = phy_init_eee(phy, false) >= 0; in mvneta_mac_link_up()
4290 mvneta_set_eee(pp, pp->eee_active && pp->tx_lpi_enabled); in mvneta_mac_link_up()
4306 int err = phylink_of_phy_connect(pp->phylink, pp->dn, 0); in mvneta_mdio_probe()
4309 netdev_err(pp->dev, "could not attach PHY: %d\n", err); in mvneta_mdio_probe()
4311 phylink_ethtool_get_wol(pp->phylink, &wol); in mvneta_mdio_probe()
4312 device_set_wakeup_capable(&pp->dev->dev, !!wol.supported); in mvneta_mdio_probe()
4316 device_set_wakeup_enable(&pp->dev->dev, !!wol.wolopts); in mvneta_mdio_probe()
4323 phylink_disconnect_phy(pp->phylink); in mvneta_mdio_remove()
4337 if (pp->rxq_def < nr_cpu_ids && cpu_online(pp->rxq_def)) in mvneta_percpu_elect()
4338 elected_cpu = pp->rxq_def; in mvneta_percpu_elect()
4352 rxq_map |= MVNETA_CPU_RXQ_ACCESS(pp->rxq_def); in mvneta_percpu_elect()
4380 struct mvneta_pcpu_port *port = per_cpu_ptr(pp->ports, cpu); in mvneta_cpu_online()
4382 /* Armada 3700's per-cpu interrupt for mvneta is broken, all interrupts in mvneta_cpu_online()
4383 * are routed to CPU 0, so we don't need all the cpu-hotplug support in mvneta_cpu_online()
4385 if (pp->neta_armada3700) in mvneta_cpu_online()
4388 spin_lock(&pp->lock); in mvneta_cpu_online()
4393 if (pp->is_stopped) { in mvneta_cpu_online()
4394 spin_unlock(&pp->lock); in mvneta_cpu_online()
4397 netif_tx_stop_all_queues(pp->dev); in mvneta_cpu_online()
4406 per_cpu_ptr(pp->ports, other_cpu); in mvneta_cpu_online()
4408 napi_synchronize(&other_port->napi); in mvneta_cpu_online()
4414 napi_enable(&port->napi); in mvneta_cpu_online()
4417 * Enable per-CPU interrupts on the CPU that is in mvneta_cpu_online()
4423 * Enable per-CPU interrupt on the one CPU we care in mvneta_cpu_online()
4433 netif_tx_start_all_queues(pp->dev); in mvneta_cpu_online()
4434 spin_unlock(&pp->lock); in mvneta_cpu_online()
4442 struct mvneta_pcpu_port *port = per_cpu_ptr(pp->ports, cpu); in mvneta_cpu_down_prepare()
4448 spin_lock(&pp->lock); in mvneta_cpu_down_prepare()
4451 spin_unlock(&pp->lock); in mvneta_cpu_down_prepare()
4453 napi_synchronize(&port->napi); in mvneta_cpu_down_prepare()
4454 napi_disable(&port->napi); in mvneta_cpu_down_prepare()
4455 /* Disable per-CPU interrupts on the CPU that is brought down. */ in mvneta_cpu_down_prepare()
4466 spin_lock(&pp->lock); in mvneta_cpu_dead()
4468 spin_unlock(&pp->lock); in mvneta_cpu_dead()
4474 netif_tx_start_all_queues(pp->dev); in mvneta_cpu_dead()
4483 pp->pkt_size = MVNETA_RX_PKT_SIZE(pp->dev->mtu); in mvneta_open()
4494 if (pp->neta_armada3700) in mvneta_open()
4495 ret = request_irq(pp->dev->irq, mvneta_isr, 0, in mvneta_open()
4496 dev->name, pp); in mvneta_open()
4498 ret = request_percpu_irq(pp->dev->irq, mvneta_percpu_isr, in mvneta_open()
4499 dev->name, pp->ports); in mvneta_open()
4501 netdev_err(pp->dev, "cannot request irq %d\n", pp->dev->irq); in mvneta_open()
4505 if (!pp->neta_armada3700) { in mvneta_open()
4506 /* Enable per-CPU interrupt on all the CPU to handle our RX in mvneta_open()
4511 pp->is_stopped = false; in mvneta_open()
4516 &pp->node_online); in mvneta_open()
4521 &pp->node_dead); in mvneta_open()
4537 if (!pp->neta_armada3700) in mvneta_open()
4539 &pp->node_dead); in mvneta_open()
4541 if (!pp->neta_armada3700) in mvneta_open()
4543 &pp->node_online); in mvneta_open()
4545 if (pp->neta_armada3700) { in mvneta_open()
4546 free_irq(pp->dev->irq, pp); in mvneta_open()
4549 free_percpu_irq(pp->dev->irq, pp->ports); in mvneta_open()
4563 if (!pp->neta_armada3700) { in mvneta_stop()
4569 spin_lock(&pp->lock); in mvneta_stop()
4570 pp->is_stopped = true; in mvneta_stop()
4571 spin_unlock(&pp->lock); in mvneta_stop()
4577 &pp->node_online); in mvneta_stop()
4579 &pp->node_dead); in mvneta_stop()
4581 free_percpu_irq(dev->irq, pp->ports); in mvneta_stop()
4585 free_irq(dev->irq, pp); in mvneta_stop()
4598 return phylink_mii_ioctl(pp->phylink, ifr, cmd); in mvneta_ioctl()
4608 if (prog && !prog->aux->xdp_has_frags && in mvneta_xdp_setup()
4609 dev->mtu > MVNETA_MAX_RX_BUF_SIZE) { in mvneta_xdp_setup()
4611 return -EOPNOTSUPP; in mvneta_xdp_setup()
4614 if (pp->bm_priv) { in mvneta_xdp_setup()
4617 return -EOPNOTSUPP; in mvneta_xdp_setup()
4620 need_update = !!pp->xdp_prog != !!prog; in mvneta_xdp_setup()
4624 old_prog = xchg(&pp->xdp_prog, prog); in mvneta_xdp_setup()
4636 switch (xdp->command) { in mvneta_xdp()
4638 return mvneta_xdp_setup(dev, xdp->prog, xdp->extack); in mvneta_xdp()
4640 return -EINVAL; in mvneta_xdp()
4653 return phylink_ethtool_ksettings_set(pp->phylink, cmd); in mvneta_ethtool_set_link_ksettings()
4663 return phylink_ethtool_ksettings_get(pp->phylink, cmd); in mvneta_ethtool_get_link_ksettings()
4670 return phylink_ethtool_nway_reset(pp->phylink); in mvneta_ethtool_nway_reset()
4684 struct mvneta_rx_queue *rxq = &pp->rxqs[queue]; in mvneta_ethtool_set_coalesce()
4685 rxq->time_coal = c->rx_coalesce_usecs; in mvneta_ethtool_set_coalesce()
4686 rxq->pkts_coal = c->rx_max_coalesced_frames; in mvneta_ethtool_set_coalesce()
4687 mvneta_rx_pkts_coal_set(pp, rxq, rxq->pkts_coal); in mvneta_ethtool_set_coalesce()
4688 mvneta_rx_time_coal_set(pp, rxq, rxq->time_coal); in mvneta_ethtool_set_coalesce()
4692 struct mvneta_tx_queue *txq = &pp->txqs[queue]; in mvneta_ethtool_set_coalesce()
4693 txq->done_pkts_coal = c->tx_max_coalesced_frames; in mvneta_ethtool_set_coalesce()
4694 mvneta_tx_done_pkts_coal_set(pp, txq, txq->done_pkts_coal); in mvneta_ethtool_set_coalesce()
4709 c->rx_coalesce_usecs = pp->rxqs[0].time_coal; in mvneta_ethtool_get_coalesce()
4710 c->rx_max_coalesced_frames = pp->rxqs[0].pkts_coal; in mvneta_ethtool_get_coalesce()
4712 c->tx_max_coalesced_frames = pp->txqs[0].done_pkts_coal; in mvneta_ethtool_get_coalesce()
4720 strscpy(drvinfo->driver, MVNETA_DRIVER_NAME, in mvneta_ethtool_get_drvinfo()
4721 sizeof(drvinfo->driver)); in mvneta_ethtool_get_drvinfo()
4722 strscpy(drvinfo->version, MVNETA_DRIVER_VERSION, in mvneta_ethtool_get_drvinfo()
4723 sizeof(drvinfo->version)); in mvneta_ethtool_get_drvinfo()
4724 strscpy(drvinfo->bus_info, dev_name(&dev->dev), in mvneta_ethtool_get_drvinfo()
4725 sizeof(drvinfo->bus_info)); in mvneta_ethtool_get_drvinfo()
4737 ring->rx_max_pending = MVNETA_MAX_RXD; in mvneta_ethtool_get_ringparam()
4738 ring->tx_max_pending = MVNETA_MAX_TXD; in mvneta_ethtool_get_ringparam()
4739 ring->rx_pending = pp->rx_ring_size; in mvneta_ethtool_get_ringparam()
4740 ring->tx_pending = pp->tx_ring_size; in mvneta_ethtool_get_ringparam()
4751 if ((ring->rx_pending == 0) || (ring->tx_pending == 0)) in mvneta_ethtool_set_ringparam()
4752 return -EINVAL; in mvneta_ethtool_set_ringparam()
4753 pp->rx_ring_size = ring->rx_pending < MVNETA_MAX_RXD ? in mvneta_ethtool_set_ringparam()
4754 ring->rx_pending : MVNETA_MAX_RXD; in mvneta_ethtool_set_ringparam()
4756 pp->tx_ring_size = clamp_t(u16, ring->tx_pending, in mvneta_ethtool_set_ringparam()
4758 if (pp->tx_ring_size != ring->tx_pending) in mvneta_ethtool_set_ringparam()
4760 pp->tx_ring_size, ring->tx_pending); in mvneta_ethtool_set_ringparam()
4767 return -ENOMEM; in mvneta_ethtool_set_ringparam()
4779 phylink_ethtool_get_pauseparam(pp->phylink, pause); in mvneta_ethtool_get_pauseparam()
4787 return phylink_ethtool_set_pauseparam(pp->phylink, pause); in mvneta_ethtool_set_pauseparam()
4801 if (!pp->bm_priv) { in mvneta_ethtool_get_strings()
4827 stats = per_cpu_ptr(pp->stats, cpu); in mvneta_ethtool_update_pcpu_stats()
4829 start = u64_stats_fetch_begin(&stats->syncp); in mvneta_ethtool_update_pcpu_stats()
4830 skb_alloc_error = stats->es.skb_alloc_error; in mvneta_ethtool_update_pcpu_stats()
4831 refill_error = stats->es.refill_error; in mvneta_ethtool_update_pcpu_stats()
4832 xdp_redirect = stats->es.ps.xdp_redirect; in mvneta_ethtool_update_pcpu_stats()
4833 xdp_pass = stats->es.ps.xdp_pass; in mvneta_ethtool_update_pcpu_stats()
4834 xdp_drop = stats->es.ps.xdp_drop; in mvneta_ethtool_update_pcpu_stats()
4835 xdp_xmit = stats->es.ps.xdp_xmit; in mvneta_ethtool_update_pcpu_stats()
4836 xdp_xmit_err = stats->es.ps.xdp_xmit_err; in mvneta_ethtool_update_pcpu_stats()
4837 xdp_tx = stats->es.ps.xdp_tx; in mvneta_ethtool_update_pcpu_stats()
4838 xdp_tx_err = stats->es.ps.xdp_tx_err; in mvneta_ethtool_update_pcpu_stats()
4839 } while (u64_stats_fetch_retry(&stats->syncp, start)); in mvneta_ethtool_update_pcpu_stats()
4841 es->skb_alloc_error += skb_alloc_error; in mvneta_ethtool_update_pcpu_stats()
4842 es->refill_error += refill_error; in mvneta_ethtool_update_pcpu_stats()
4843 es->ps.xdp_redirect += xdp_redirect; in mvneta_ethtool_update_pcpu_stats()
4844 es->ps.xdp_pass += xdp_pass; in mvneta_ethtool_update_pcpu_stats()
4845 es->ps.xdp_drop += xdp_drop; in mvneta_ethtool_update_pcpu_stats()
4846 es->ps.xdp_xmit += xdp_xmit; in mvneta_ethtool_update_pcpu_stats()
4847 es->ps.xdp_xmit_err += xdp_xmit_err; in mvneta_ethtool_update_pcpu_stats()
4848 es->ps.xdp_tx += xdp_tx; in mvneta_ethtool_update_pcpu_stats()
4849 es->ps.xdp_tx_err += xdp_tx_err; in mvneta_ethtool_update_pcpu_stats()
4857 void __iomem *base = pp->base; in mvneta_ethtool_update_stats()
4866 switch (s->type) { in mvneta_ethtool_update_stats()
4868 val = readl_relaxed(base + s->offset); in mvneta_ethtool_update_stats()
4869 pp->ethtool_stats[i] += val; in mvneta_ethtool_update_stats()
4872 /* Docs say to read low 32-bit then high */ in mvneta_ethtool_update_stats()
4873 low = readl_relaxed(base + s->offset); in mvneta_ethtool_update_stats()
4874 high = readl_relaxed(base + s->offset + 4); in mvneta_ethtool_update_stats()
4876 pp->ethtool_stats[i] += val; in mvneta_ethtool_update_stats()
4879 switch (s->offset) { in mvneta_ethtool_update_stats()
4881 val = phylink_get_eee_err(pp->phylink); in mvneta_ethtool_update_stats()
4882 pp->ethtool_stats[i] += val; in mvneta_ethtool_update_stats()
4885 pp->ethtool_stats[i] = stats.skb_alloc_error; in mvneta_ethtool_update_stats()
4888 pp->ethtool_stats[i] = stats.refill_error; in mvneta_ethtool_update_stats()
4891 pp->ethtool_stats[i] = stats.ps.xdp_redirect; in mvneta_ethtool_update_stats()
4894 pp->ethtool_stats[i] = stats.ps.xdp_pass; in mvneta_ethtool_update_stats()
4897 pp->ethtool_stats[i] = stats.ps.xdp_drop; in mvneta_ethtool_update_stats()
4900 pp->ethtool_stats[i] = stats.ps.xdp_tx; in mvneta_ethtool_update_stats()
4903 pp->ethtool_stats[i] = stats.ps.xdp_tx_err; in mvneta_ethtool_update_stats()
4906 pp->ethtool_stats[i] = stats.ps.xdp_xmit; in mvneta_ethtool_update_stats()
4909 pp->ethtool_stats[i] = stats.ps.xdp_xmit_err; in mvneta_ethtool_update_stats()
4923 if (pp->rxqs[i].page_pool) in mvneta_ethtool_pp_stats()
4924 page_pool_get_stats(pp->rxqs[i].page_pool, &stats); in mvneta_ethtool_pp_stats()
4939 *data++ = pp->ethtool_stats[i]; in mvneta_ethtool_get_stats()
4941 if (!pp->bm_priv) in mvneta_ethtool_get_stats()
4951 if (!pp->bm_priv) in mvneta_ethtool_get_sset_count()
4957 return -EOPNOTSUPP; in mvneta_ethtool_get_sset_count()
4969 switch (info->cmd) { in mvneta_ethtool_get_rxnfc()
4971 info->data = rxq_number; in mvneta_ethtool_get_rxnfc()
4974 return -EOPNOTSUPP; in mvneta_ethtool_get_rxnfc()
4976 return -EOPNOTSUPP; in mvneta_ethtool_get_rxnfc()
4985 netif_tx_stop_all_queues(pp->dev); in mvneta_config_rss()
4989 if (!pp->neta_armada3700) { in mvneta_config_rss()
4993 per_cpu_ptr(pp->ports, cpu); in mvneta_config_rss()
4995 napi_synchronize(&pcpu_port->napi); in mvneta_config_rss()
4996 napi_disable(&pcpu_port->napi); in mvneta_config_rss()
4999 napi_synchronize(&pp->napi); in mvneta_config_rss()
5000 napi_disable(&pp->napi); in mvneta_config_rss()
5003 pp->rxq_def = pp->indir[0]; in mvneta_config_rss()
5006 mvneta_set_rx_mode(pp->dev); in mvneta_config_rss()
5009 val = MVNETA_PORT_CONFIG_DEFL_VALUE(pp->rxq_def); in mvneta_config_rss()
5013 spin_lock(&pp->lock); in mvneta_config_rss()
5015 spin_unlock(&pp->lock); in mvneta_config_rss()
5017 if (!pp->neta_armada3700) { in mvneta_config_rss()
5021 per_cpu_ptr(pp->ports, cpu); in mvneta_config_rss()
5023 napi_enable(&pcpu_port->napi); in mvneta_config_rss()
5026 napi_enable(&pp->napi); in mvneta_config_rss()
5029 netif_tx_start_all_queues(pp->dev); in mvneta_config_rss()
5041 if (pp->neta_armada3700) in mvneta_ethtool_set_rxfh()
5042 return -EOPNOTSUPP; in mvneta_ethtool_set_rxfh()
5047 if (rxfh->key || in mvneta_ethtool_set_rxfh()
5048 (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && in mvneta_ethtool_set_rxfh()
5049 rxfh->hfunc != ETH_RSS_HASH_TOP)) in mvneta_ethtool_set_rxfh()
5050 return -EOPNOTSUPP; in mvneta_ethtool_set_rxfh()
5052 if (!rxfh->indir) in mvneta_ethtool_set_rxfh()
5055 memcpy(pp->indir, rxfh->indir, MVNETA_RSS_LU_TABLE_SIZE); in mvneta_ethtool_set_rxfh()
5066 if (pp->neta_armada3700) in mvneta_ethtool_get_rxfh()
5067 return -EOPNOTSUPP; in mvneta_ethtool_get_rxfh()
5069 rxfh->hfunc = ETH_RSS_HASH_TOP; in mvneta_ethtool_get_rxfh()
5071 if (!rxfh->indir) in mvneta_ethtool_get_rxfh()
5074 memcpy(rxfh->indir, pp->indir, MVNETA_RSS_LU_TABLE_SIZE); in mvneta_ethtool_get_rxfh()
5084 phylink_ethtool_get_wol(pp->phylink, wol); in mvneta_ethtool_get_wol()
5093 ret = phylink_ethtool_set_wol(pp->phylink, wol); in mvneta_ethtool_set_wol()
5095 device_set_wakeup_enable(&dev->dev, !!wol->wolopts); in mvneta_ethtool_set_wol()
5101 struct ethtool_keee *eee) in mvneta_ethtool_get_eee() argument
5108 eee->eee_enabled = pp->eee_enabled; in mvneta_ethtool_get_eee()
5109 eee->eee_active = pp->eee_active; in mvneta_ethtool_get_eee()
5110 eee->tx_lpi_enabled = pp->tx_lpi_enabled; in mvneta_ethtool_get_eee()
5111 eee->tx_lpi_timer = (lpi_ctl0) >> 8; // * scale; in mvneta_ethtool_get_eee()
5113 return phylink_ethtool_get_eee(pp->phylink, eee); in mvneta_ethtool_get_eee()
5117 struct ethtool_keee *eee) in mvneta_ethtool_set_eee() argument
5123 * it being an 8-bit register. in mvneta_ethtool_set_eee()
5125 if (eee->tx_lpi_enabled && eee->tx_lpi_timer > 255) in mvneta_ethtool_set_eee()
5126 return -EINVAL; in mvneta_ethtool_set_eee()
5130 lpi_ctl0 |= eee->tx_lpi_timer << 8; in mvneta_ethtool_set_eee()
5133 pp->eee_enabled = eee->eee_enabled; in mvneta_ethtool_set_eee()
5134 pp->tx_lpi_enabled = eee->tx_lpi_enabled; in mvneta_ethtool_set_eee()
5136 mvneta_set_eee(pp, eee->tx_lpi_enabled && eee->eee_enabled); in mvneta_ethtool_set_eee()
5138 return phylink_ethtool_set_eee(pp->phylink, eee); in mvneta_ethtool_set_eee()
5162 core_clk_rate = clk_get_rate(pp->clk); in mvneta_enable_per_queue_rate_limit()
5164 return -EINVAL; in mvneta_enable_per_queue_rate_limit()
5170 return -EINVAL; in mvneta_enable_per_queue_rate_limit()
5201 return -EINVAL; in mvneta_setup_queue_rates()
5208 return -EINVAL; in mvneta_setup_queue_rates()
5226 if (mqprio->qopt.hw != TC_MQPRIO_HW_OFFLOAD_TCS) in mvneta_setup_mqprio()
5229 num_tc = mqprio->qopt.num_tc; in mvneta_setup_mqprio()
5232 return -EINVAL; in mvneta_setup_mqprio()
5242 netdev_set_num_tc(dev, mqprio->qopt.num_tc); in mvneta_setup_mqprio()
5244 for (tc = 0; tc < mqprio->qopt.num_tc; tc++) { in mvneta_setup_mqprio()
5245 netdev_set_tc_queue(dev, tc, mqprio->qopt.count[tc], in mvneta_setup_mqprio()
5246 mqprio->qopt.offset[tc]); in mvneta_setup_mqprio()
5248 for (rxq = mqprio->qopt.offset[tc]; in mvneta_setup_mqprio()
5249 rxq < mqprio->qopt.count[tc] + mqprio->qopt.offset[tc]; in mvneta_setup_mqprio()
5252 return -EINVAL; in mvneta_setup_mqprio()
5258 if (mqprio->shaper != TC_MQPRIO_SHAPER_BW_RATE) { in mvneta_setup_mqprio()
5263 if (mqprio->qopt.num_tc > txq_number) in mvneta_setup_mqprio()
5264 return -EINVAL; in mvneta_setup_mqprio()
5270 for (tc = 0; tc < mqprio->qopt.num_tc; tc++) { in mvneta_setup_mqprio()
5271 for (txq = mqprio->qopt.offset[tc]; in mvneta_setup_mqprio()
5272 txq < mqprio->qopt.count[tc] + mqprio->qopt.offset[tc]; in mvneta_setup_mqprio()
5275 return -EINVAL; in mvneta_setup_mqprio()
5278 mqprio->min_rate[tc], in mvneta_setup_mqprio()
5279 mqprio->max_rate[tc]); in mvneta_setup_mqprio()
5295 return -EOPNOTSUPP; in mvneta_setup_tc()
5352 pp->txqs = devm_kcalloc(dev, txq_number, sizeof(*pp->txqs), GFP_KERNEL); in mvneta_init()
5353 if (!pp->txqs) in mvneta_init()
5354 return -ENOMEM; in mvneta_init()
5358 struct mvneta_tx_queue *txq = &pp->txqs[queue]; in mvneta_init()
5359 txq->id = queue; in mvneta_init()
5360 txq->size = pp->tx_ring_size; in mvneta_init()
5361 txq->done_pkts_coal = MVNETA_TXDONE_COAL_PKTS; in mvneta_init()
5364 pp->rxqs = devm_kcalloc(dev, rxq_number, sizeof(*pp->rxqs), GFP_KERNEL); in mvneta_init()
5365 if (!pp->rxqs) in mvneta_init()
5366 return -ENOMEM; in mvneta_init()
5370 struct mvneta_rx_queue *rxq = &pp->rxqs[queue]; in mvneta_init()
5371 rxq->id = queue; in mvneta_init()
5372 rxq->size = pp->rx_ring_size; in mvneta_init()
5373 rxq->pkts_coal = MVNETA_RX_COAL_PKTS; in mvneta_init()
5374 rxq->time_coal = MVNETA_RX_COAL_USEC; in mvneta_init()
5375 rxq->buf_virt_addr in mvneta_init()
5376 = devm_kmalloc_array(pp->dev->dev.parent, in mvneta_init()
5377 rxq->size, in mvneta_init()
5378 sizeof(*rxq->buf_virt_addr), in mvneta_init()
5380 if (!rxq->buf_virt_addr) in mvneta_init()
5381 return -ENOMEM; in mvneta_init()
5407 for (i = 0; i < dram->num_cs; i++) { in mvneta_conf_mbus_windows()
5408 const struct mbus_dram_window *cs = dram->cs + i; in mvneta_conf_mbus_windows()
5411 (cs->base & 0xffff0000) | in mvneta_conf_mbus_windows()
5412 (cs->mbus_attr << 8) | in mvneta_conf_mbus_windows()
5413 dram->mbus_dram_target_id); in mvneta_conf_mbus_windows()
5416 (cs->size - 1) & 0xffff0000); in mvneta_conf_mbus_windows()
5422 if (pp->neta_ac5) in mvneta_conf_mbus_windows()
5449 return -EINVAL; in mvneta_port_power_up()
5457 struct device_node *dn = pdev->dev.of_node; in mvneta_probe()
5470 dev = devm_alloc_etherdev_mqs(&pdev->dev, sizeof(struct mvneta_port), in mvneta_probe()
5473 return -ENOMEM; in mvneta_probe()
5475 dev->tx_queue_len = MVNETA_MAX_TXD; in mvneta_probe()
5476 dev->watchdog_timeo = 5 * HZ; in mvneta_probe()
5477 dev->netdev_ops = &mvneta_netdev_ops; in mvneta_probe()
5478 dev->ethtool_ops = &mvneta_eth_tool_ops; in mvneta_probe()
5481 spin_lock_init(&pp->lock); in mvneta_probe()
5482 pp->dn = dn; in mvneta_probe()
5484 pp->rxq_def = rxq_def; in mvneta_probe()
5485 pp->indir[0] = rxq_def; in mvneta_probe()
5489 dev_err(&pdev->dev, "incorrect phy-mode\n"); in mvneta_probe()
5493 pp->phy_interface = phy_mode; in mvneta_probe()
5495 comphy = devm_of_phy_get(&pdev->dev, dn, NULL); in mvneta_probe()
5496 if (comphy == ERR_PTR(-EPROBE_DEFER)) in mvneta_probe()
5497 return -EPROBE_DEFER; in mvneta_probe()
5502 pp->comphy = comphy; in mvneta_probe()
5504 pp->base = devm_platform_ioremap_resource(pdev, 0); in mvneta_probe()
5505 if (IS_ERR(pp->base)) in mvneta_probe()
5506 return PTR_ERR(pp->base); in mvneta_probe()
5509 if (of_device_is_compatible(dn, "marvell,armada-3700-neta")) in mvneta_probe()
5510 pp->neta_armada3700 = true; in mvneta_probe()
5511 if (of_device_is_compatible(dn, "marvell,armada-ac5-neta")) { in mvneta_probe()
5512 pp->neta_armada3700 = true; in mvneta_probe()
5513 pp->neta_ac5 = true; in mvneta_probe()
5516 dev->irq = irq_of_parse_and_map(dn, 0); in mvneta_probe()
5517 if (dev->irq == 0) in mvneta_probe()
5518 return -EINVAL; in mvneta_probe()
5520 pp->clk = devm_clk_get(&pdev->dev, "core"); in mvneta_probe()
5521 if (IS_ERR(pp->clk)) in mvneta_probe()
5522 pp->clk = devm_clk_get(&pdev->dev, NULL); in mvneta_probe()
5523 if (IS_ERR(pp->clk)) { in mvneta_probe()
5524 err = PTR_ERR(pp->clk); in mvneta_probe()
5528 clk_prepare_enable(pp->clk); in mvneta_probe()
5530 pp->clk_bus = devm_clk_get(&pdev->dev, "bus"); in mvneta_probe()
5531 if (!IS_ERR(pp->clk_bus)) in mvneta_probe()
5532 clk_prepare_enable(pp->clk_bus); in mvneta_probe()
5534 pp->phylink_pcs.ops = &mvneta_phylink_pcs_ops; in mvneta_probe()
5535 pp->phylink_pcs.neg_mode = true; in mvneta_probe()
5537 pp->phylink_config.dev = &dev->dev; in mvneta_probe()
5538 pp->phylink_config.type = PHYLINK_NETDEV; in mvneta_probe()
5539 pp->phylink_config.mac_capabilities = MAC_SYM_PAUSE | MAC_10 | in mvneta_probe()
5542 phy_interface_set_rgmii(pp->phylink_config.supported_interfaces); in mvneta_probe()
5544 pp->phylink_config.supported_interfaces); in mvneta_probe()
5550 pp->phylink_config.supported_interfaces); in mvneta_probe()
5552 pp->phylink_config.supported_interfaces); in mvneta_probe()
5554 pp->phylink_config.supported_interfaces); in mvneta_probe()
5556 /* No COMPHY, with only 2500BASE-X mode supported */ in mvneta_probe()
5558 pp->phylink_config.supported_interfaces); in mvneta_probe()
5561 /* No COMPHY, we can switch between 1000BASE-X and SGMII */ in mvneta_probe()
5563 pp->phylink_config.supported_interfaces); in mvneta_probe()
5565 pp->phylink_config.supported_interfaces); in mvneta_probe()
5568 phylink = phylink_create(&pp->phylink_config, pdev->dev.fwnode, in mvneta_probe()
5575 pp->phylink = phylink; in mvneta_probe()
5577 /* Alloc per-cpu port structure */ in mvneta_probe()
5578 pp->ports = alloc_percpu(struct mvneta_pcpu_port); in mvneta_probe()
5579 if (!pp->ports) { in mvneta_probe()
5580 err = -ENOMEM; in mvneta_probe()
5584 /* Alloc per-cpu stats */ in mvneta_probe()
5585 pp->stats = netdev_alloc_pcpu_stats(struct mvneta_pcpu_stats); in mvneta_probe()
5586 if (!pp->stats) { in mvneta_probe()
5587 err = -ENOMEM; in mvneta_probe()
5605 if (!of_property_read_u32(dn, "tx-csum-limit", &tx_csum_limit)) { in mvneta_probe()
5609 dev_info(&pdev->dev, in mvneta_probe()
5613 } else if (of_device_is_compatible(dn, "marvell,armada-370-neta")) { in mvneta_probe()
5619 pp->tx_csum_limit = tx_csum_limit; in mvneta_probe()
5621 pp->dram_target_info = mv_mbus_dram_info(); in mvneta_probe()
5626 if (pp->dram_target_info || pp->neta_armada3700) in mvneta_probe()
5627 mvneta_conf_mbus_windows(pp, pp->dram_target_info); in mvneta_probe()
5629 pp->tx_ring_size = MVNETA_MAX_TXD; in mvneta_probe()
5630 pp->rx_ring_size = MVNETA_MAX_RXD; in mvneta_probe()
5632 pp->dev = dev; in mvneta_probe()
5633 SET_NETDEV_DEV(dev, &pdev->dev); in mvneta_probe()
5635 pp->id = global_port_id++; in mvneta_probe()
5638 bm_node = of_parse_phandle(dn, "buffer-manager", 0); in mvneta_probe()
5640 pp->bm_priv = mvneta_bm_get(bm_node); in mvneta_probe()
5641 if (pp->bm_priv) { in mvneta_probe()
5644 dev_info(&pdev->dev, in mvneta_probe()
5646 mvneta_bm_put(pp->bm_priv); in mvneta_probe()
5647 pp->bm_priv = NULL; in mvneta_probe()
5651 * NET_SKB_PAD, exceeds 64B. It should be 64B for 64-bit in mvneta_probe()
5652 * platforms and 0B for 32-bit ones. in mvneta_probe()
5654 pp->rx_offset_correction = max(0, in mvneta_probe()
5655 NET_SKB_PAD - in mvneta_probe()
5661 if (!pp->bm_priv) in mvneta_probe()
5662 pp->rx_offset_correction = MVNETA_SKB_HEADROOM; in mvneta_probe()
5664 err = mvneta_init(&pdev->dev, pp); in mvneta_probe()
5668 err = mvneta_port_power_up(pp, pp->phy_interface); in mvneta_probe()
5670 dev_err(&pdev->dev, "can't power up port\n"); in mvneta_probe()
5674 /* Armada3700 network controller does not support per-cpu in mvneta_probe()
5677 if (pp->neta_armada3700) { in mvneta_probe()
5678 netif_napi_add(dev, &pp->napi, mvneta_poll); in mvneta_probe()
5682 per_cpu_ptr(pp->ports, cpu); in mvneta_probe()
5684 netif_napi_add(dev, &port->napi, mvneta_poll); in mvneta_probe()
5685 port->pp = pp; in mvneta_probe()
5689 dev->features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | in mvneta_probe()
5691 dev->hw_features |= dev->features; in mvneta_probe()
5692 dev->vlan_features |= dev->features; in mvneta_probe()
5693 if (!pp->bm_priv) in mvneta_probe()
5694 dev->xdp_features = NETDEV_XDP_ACT_BASIC | in mvneta_probe()
5699 dev->priv_flags |= IFF_LIVE_ADDR_CHANGE; in mvneta_probe()
5702 /* MTU range: 68 - 9676 */ in mvneta_probe()
5703 dev->min_mtu = ETH_MIN_MTU; in mvneta_probe()
5704 /* 9676 == 9700 - 20 and rounding to 8 */ in mvneta_probe()
5705 dev->max_mtu = 9676; in mvneta_probe()
5709 dev_err(&pdev->dev, "failed to register\n"); in mvneta_probe()
5714 dev->dev_addr); in mvneta_probe()
5716 platform_set_drvdata(pdev, pp->dev); in mvneta_probe()
5721 if (pp->bm_priv) { in mvneta_probe()
5722 mvneta_bm_pool_destroy(pp->bm_priv, pp->pool_long, 1 << pp->id); in mvneta_probe()
5723 mvneta_bm_pool_destroy(pp->bm_priv, pp->pool_short, in mvneta_probe()
5724 1 << pp->id); in mvneta_probe()
5725 mvneta_bm_put(pp->bm_priv); in mvneta_probe()
5727 free_percpu(pp->stats); in mvneta_probe()
5729 free_percpu(pp->ports); in mvneta_probe()
5731 if (pp->phylink) in mvneta_probe()
5732 phylink_destroy(pp->phylink); in mvneta_probe()
5734 clk_disable_unprepare(pp->clk_bus); in mvneta_probe()
5735 clk_disable_unprepare(pp->clk); in mvneta_probe()
5737 irq_dispose_mapping(dev->irq); in mvneta_probe()
5748 clk_disable_unprepare(pp->clk_bus); in mvneta_remove()
5749 clk_disable_unprepare(pp->clk); in mvneta_remove()
5750 free_percpu(pp->ports); in mvneta_remove()
5751 free_percpu(pp->stats); in mvneta_remove()
5752 irq_dispose_mapping(dev->irq); in mvneta_remove()
5753 phylink_destroy(pp->phylink); in mvneta_remove()
5755 if (pp->bm_priv) { in mvneta_remove()
5756 mvneta_bm_pool_destroy(pp->bm_priv, pp->pool_long, 1 << pp->id); in mvneta_remove()
5757 mvneta_bm_pool_destroy(pp->bm_priv, pp->pool_short, in mvneta_remove()
5758 1 << pp->id); in mvneta_remove()
5759 mvneta_bm_put(pp->bm_priv); in mvneta_remove()
5773 if (!pp->neta_armada3700) { in mvneta_suspend()
5774 spin_lock(&pp->lock); in mvneta_suspend()
5775 pp->is_stopped = true; in mvneta_suspend()
5776 spin_unlock(&pp->lock); in mvneta_suspend()
5779 &pp->node_online); in mvneta_suspend()
5781 &pp->node_dead); in mvneta_suspend()
5789 struct mvneta_rx_queue *rxq = &pp->rxqs[queue]; in mvneta_suspend()
5795 struct mvneta_tx_queue *txq = &pp->txqs[queue]; in mvneta_suspend()
5802 clk_disable_unprepare(pp->clk_bus); in mvneta_suspend()
5803 clk_disable_unprepare(pp->clk); in mvneta_suspend()
5815 clk_prepare_enable(pp->clk); in mvneta_resume()
5816 if (!IS_ERR(pp->clk_bus)) in mvneta_resume()
5817 clk_prepare_enable(pp->clk_bus); in mvneta_resume()
5818 if (pp->dram_target_info || pp->neta_armada3700) in mvneta_resume()
5819 mvneta_conf_mbus_windows(pp, pp->dram_target_info); in mvneta_resume()
5820 if (pp->bm_priv) { in mvneta_resume()
5823 dev_info(&pdev->dev, "use SW buffer management\n"); in mvneta_resume()
5824 pp->rx_offset_correction = MVNETA_SKB_HEADROOM; in mvneta_resume()
5825 pp->bm_priv = NULL; in mvneta_resume()
5829 err = mvneta_port_power_up(pp, pp->phy_interface); in mvneta_resume()
5841 struct mvneta_rx_queue *rxq = &pp->rxqs[queue]; in mvneta_resume()
5843 rxq->next_desc_to_proc = 0; in mvneta_resume()
5848 struct mvneta_tx_queue *txq = &pp->txqs[queue]; in mvneta_resume()
5850 txq->next_desc_to_proc = 0; in mvneta_resume()
5854 if (!pp->neta_armada3700) { in mvneta_resume()
5855 spin_lock(&pp->lock); in mvneta_resume()
5856 pp->is_stopped = false; in mvneta_resume()
5857 spin_unlock(&pp->lock); in mvneta_resume()
5859 &pp->node_online); in mvneta_resume()
5861 &pp->node_dead); in mvneta_resume()
5876 { .compatible = "marvell,armada-370-neta" },
5877 { .compatible = "marvell,armada-xp-neta" },
5878 { .compatible = "marvell,armada-3700-neta" },
5879 { .compatible = "marvell,armada-ac5-neta" },
5933 MODULE_DESCRIPTION("Marvell NETA Ethernet Driver - www.marvell.com");
5934 MODULE_AUTHOR("Rami Rosen <rosenr@marvell.com>, Thomas Petazzoni <thomas.petazzoni@free-electrons.c…