Lines Matching refs:priv
36 static inline u32 enet_readl(struct bcm_enet_priv *priv, u32 off) in enet_readl() argument
38 return bcm_readl(priv->base + off); in enet_readl()
41 static inline void enet_writel(struct bcm_enet_priv *priv, in enet_writel() argument
44 bcm_writel(val, priv->base + off); in enet_writel()
50 static inline u32 enetsw_readl(struct bcm_enet_priv *priv, u32 off) in enetsw_readl() argument
52 return bcm_readl(priv->base + off); in enetsw_readl()
55 static inline void enetsw_writel(struct bcm_enet_priv *priv, in enetsw_writel() argument
58 bcm_writel(val, priv->base + off); in enetsw_writel()
61 static inline u16 enetsw_readw(struct bcm_enet_priv *priv, u32 off) in enetsw_readw() argument
63 return bcm_readw(priv->base + off); in enetsw_readw()
66 static inline void enetsw_writew(struct bcm_enet_priv *priv, in enetsw_writew() argument
69 bcm_writew(val, priv->base + off); in enetsw_writew()
72 static inline u8 enetsw_readb(struct bcm_enet_priv *priv, u32 off) in enetsw_readb() argument
74 return bcm_readb(priv->base + off); in enetsw_readb()
77 static inline void enetsw_writeb(struct bcm_enet_priv *priv, in enetsw_writeb() argument
80 bcm_writeb(val, priv->base + off); in enetsw_writeb()
85 static inline u32 enet_dma_readl(struct bcm_enet_priv *priv, u32 off) in enet_dma_readl() argument
90 static inline void enet_dma_writel(struct bcm_enet_priv *priv, in enet_dma_writel() argument
96 static inline u32 enet_dmac_readl(struct bcm_enet_priv *priv, u32 off, int chan) in enet_dmac_readl() argument
99 bcm63xx_enetdmacreg(off) + chan * priv->dma_chan_width); in enet_dmac_readl()
102 static inline void enet_dmac_writel(struct bcm_enet_priv *priv, in enet_dmac_writel() argument
106 bcm63xx_enetdmacreg(off) + chan * priv->dma_chan_width); in enet_dmac_writel()
109 static inline u32 enet_dmas_readl(struct bcm_enet_priv *priv, u32 off, int chan) in enet_dmas_readl() argument
111 return bcm_readl(bcm_enet_shared_base[2] + off + chan * priv->dma_chan_width); in enet_dmas_readl()
114 static inline void enet_dmas_writel(struct bcm_enet_priv *priv, in enet_dmas_writel() argument
117 bcm_writel(val, bcm_enet_shared_base[2] + off + chan * priv->dma_chan_width); in enet_dmas_writel()
124 static int do_mdio_op(struct bcm_enet_priv *priv, unsigned int data) in do_mdio_op() argument
129 enet_writel(priv, ENET_IR_MII, ENET_IR_REG); in do_mdio_op()
131 enet_writel(priv, data, ENET_MIIDATA_REG); in do_mdio_op()
137 if (enet_readl(priv, ENET_IR_REG) & ENET_IR_MII) in do_mdio_op()
148 static int bcm_enet_mdio_read(struct bcm_enet_priv *priv, int mii_id, in bcm_enet_mdio_read() argument
158 if (do_mdio_op(priv, tmp)) in bcm_enet_mdio_read()
161 val = enet_readl(priv, ENET_MIIDATA_REG); in bcm_enet_mdio_read()
169 static int bcm_enet_mdio_write(struct bcm_enet_priv *priv, int mii_id, in bcm_enet_mdio_write() argument
180 (void)do_mdio_op(priv, tmp); in bcm_enet_mdio_write()
190 return bcm_enet_mdio_read(bus->priv, mii_id, regnum); in bcm_enet_mdio_read_phylib()
199 return bcm_enet_mdio_write(bus->priv, mii_id, regnum, value); in bcm_enet_mdio_write_phylib()
225 struct bcm_enet_priv *priv; in bcm_enet_refill_rx() local
227 priv = netdev_priv(dev); in bcm_enet_refill_rx()
229 while (priv->rx_desc_count < priv->rx_ring_size) { in bcm_enet_refill_rx()
236 desc_idx = priv->rx_dirty_desc; in bcm_enet_refill_rx()
237 desc = &priv->rx_desc_cpu[desc_idx]; in bcm_enet_refill_rx()
239 if (!priv->rx_skb[desc_idx]) { in bcm_enet_refill_rx()
240 skb = netdev_alloc_skb(dev, priv->rx_skb_size); in bcm_enet_refill_rx()
243 priv->rx_skb[desc_idx] = skb; in bcm_enet_refill_rx()
244 p = dma_map_single(&priv->pdev->dev, skb->data, in bcm_enet_refill_rx()
245 priv->rx_skb_size, in bcm_enet_refill_rx()
250 len_stat = priv->rx_skb_size << DMADESC_LENGTH_SHIFT; in bcm_enet_refill_rx()
252 if (priv->rx_dirty_desc == priv->rx_ring_size - 1) { in bcm_enet_refill_rx()
253 len_stat |= (DMADESC_WRAP_MASK >> priv->dma_desc_shift); in bcm_enet_refill_rx()
254 priv->rx_dirty_desc = 0; in bcm_enet_refill_rx()
256 priv->rx_dirty_desc++; in bcm_enet_refill_rx()
261 priv->rx_desc_count++; in bcm_enet_refill_rx()
264 if (priv->dma_has_sram) in bcm_enet_refill_rx()
265 enet_dma_writel(priv, 1, ENETDMA_BUFALLOC_REG(priv->rx_chan)); in bcm_enet_refill_rx()
267 enet_dmac_writel(priv, 1, ENETDMAC_BUFALLOC, priv->rx_chan); in bcm_enet_refill_rx()
272 if (priv->rx_desc_count == 0 && netif_running(dev)) { in bcm_enet_refill_rx()
273 dev_warn(&priv->pdev->dev, "unable to refill rx ring\n"); in bcm_enet_refill_rx()
274 priv->rx_timeout.expires = jiffies + HZ; in bcm_enet_refill_rx()
275 add_timer(&priv->rx_timeout); in bcm_enet_refill_rx()
286 struct bcm_enet_priv *priv = from_timer(priv, t, rx_timeout); in bcm_enet_refill_rx_timer() local
287 struct net_device *dev = priv->net_dev; in bcm_enet_refill_rx_timer()
289 spin_lock(&priv->rx_lock); in bcm_enet_refill_rx_timer()
291 spin_unlock(&priv->rx_lock); in bcm_enet_refill_rx_timer()
299 struct bcm_enet_priv *priv; in bcm_enet_receive_queue() local
303 priv = netdev_priv(dev); in bcm_enet_receive_queue()
304 kdev = &priv->pdev->dev; in bcm_enet_receive_queue()
309 if (budget > priv->rx_desc_count) in bcm_enet_receive_queue()
310 budget = priv->rx_desc_count; in bcm_enet_receive_queue()
319 desc_idx = priv->rx_curr_desc; in bcm_enet_receive_queue()
320 desc = &priv->rx_desc_cpu[desc_idx]; in bcm_enet_receive_queue()
333 priv->rx_curr_desc++; in bcm_enet_receive_queue()
334 if (priv->rx_curr_desc == priv->rx_ring_size) in bcm_enet_receive_queue()
335 priv->rx_curr_desc = 0; in bcm_enet_receive_queue()
336 priv->rx_desc_count--; in bcm_enet_receive_queue()
340 if ((len_stat & (DMADESC_ESOP_MASK >> priv->dma_desc_shift)) != in bcm_enet_receive_queue()
341 (DMADESC_ESOP_MASK >> priv->dma_desc_shift)) { in bcm_enet_receive_queue()
347 if (!priv->enet_is_sw && in bcm_enet_receive_queue()
363 skb = priv->rx_skb[desc_idx]; in bcm_enet_receive_queue()
371 nskb = napi_alloc_skb(&priv->napi, len); in bcm_enet_receive_queue()
385 dma_unmap_single(&priv->pdev->dev, desc->address, in bcm_enet_receive_queue()
386 priv->rx_skb_size, DMA_FROM_DEVICE); in bcm_enet_receive_queue()
387 priv->rx_skb[desc_idx] = NULL; in bcm_enet_receive_queue()
398 if (processed || !priv->rx_desc_count) { in bcm_enet_receive_queue()
402 enet_dmac_writel(priv, priv->dma_chan_en_mask, in bcm_enet_receive_queue()
403 ENETDMAC_CHANCFG, priv->rx_chan); in bcm_enet_receive_queue()
415 struct bcm_enet_priv *priv; in bcm_enet_tx_reclaim() local
418 priv = netdev_priv(dev); in bcm_enet_tx_reclaim()
421 while (priv->tx_desc_count < priv->tx_ring_size) { in bcm_enet_tx_reclaim()
427 spin_lock(&priv->tx_lock); in bcm_enet_tx_reclaim()
429 desc = &priv->tx_desc_cpu[priv->tx_dirty_desc]; in bcm_enet_tx_reclaim()
432 spin_unlock(&priv->tx_lock); in bcm_enet_tx_reclaim()
440 skb = priv->tx_skb[priv->tx_dirty_desc]; in bcm_enet_tx_reclaim()
441 priv->tx_skb[priv->tx_dirty_desc] = NULL; in bcm_enet_tx_reclaim()
442 dma_unmap_single(&priv->pdev->dev, desc->address, skb->len, in bcm_enet_tx_reclaim()
445 priv->tx_dirty_desc++; in bcm_enet_tx_reclaim()
446 if (priv->tx_dirty_desc == priv->tx_ring_size) in bcm_enet_tx_reclaim()
447 priv->tx_dirty_desc = 0; in bcm_enet_tx_reclaim()
448 priv->tx_desc_count++; in bcm_enet_tx_reclaim()
450 spin_unlock(&priv->tx_lock); in bcm_enet_tx_reclaim()
470 struct bcm_enet_priv *priv; in bcm_enet_poll() local
474 priv = container_of(napi, struct bcm_enet_priv, napi); in bcm_enet_poll()
475 dev = priv->net_dev; in bcm_enet_poll()
478 enet_dmac_writel(priv, priv->dma_chan_int_mask, in bcm_enet_poll()
479 ENETDMAC_IR, priv->rx_chan); in bcm_enet_poll()
480 enet_dmac_writel(priv, priv->dma_chan_int_mask, in bcm_enet_poll()
481 ENETDMAC_IR, priv->tx_chan); in bcm_enet_poll()
486 spin_lock(&priv->rx_lock); in bcm_enet_poll()
488 spin_unlock(&priv->rx_lock); in bcm_enet_poll()
500 enet_dmac_writel(priv, priv->dma_chan_int_mask, in bcm_enet_poll()
501 ENETDMAC_IRMASK, priv->rx_chan); in bcm_enet_poll()
502 enet_dmac_writel(priv, priv->dma_chan_int_mask, in bcm_enet_poll()
503 ENETDMAC_IRMASK, priv->tx_chan); in bcm_enet_poll()
514 struct bcm_enet_priv *priv; in bcm_enet_isr_mac() local
518 priv = netdev_priv(dev); in bcm_enet_isr_mac()
520 stat = enet_readl(priv, ENET_IR_REG); in bcm_enet_isr_mac()
525 enet_writel(priv, ENET_IR_MIB, ENET_IR_REG); in bcm_enet_isr_mac()
526 enet_writel(priv, 0, ENET_IRMASK_REG); in bcm_enet_isr_mac()
529 schedule_work(&priv->mib_update_task); in bcm_enet_isr_mac()
540 struct bcm_enet_priv *priv; in bcm_enet_isr_dma() local
543 priv = netdev_priv(dev); in bcm_enet_isr_dma()
546 enet_dmac_writel(priv, 0, ENETDMAC_IRMASK, priv->rx_chan); in bcm_enet_isr_dma()
547 enet_dmac_writel(priv, 0, ENETDMAC_IRMASK, priv->tx_chan); in bcm_enet_isr_dma()
549 napi_schedule(&priv->napi); in bcm_enet_isr_dma()
560 struct bcm_enet_priv *priv; in bcm_enet_start_xmit() local
565 priv = netdev_priv(dev); in bcm_enet_start_xmit()
568 spin_lock(&priv->tx_lock); in bcm_enet_start_xmit()
572 if (unlikely(!priv->tx_desc_count)) { in bcm_enet_start_xmit()
574 dev_err(&priv->pdev->dev, "xmit called with no tx desc " in bcm_enet_start_xmit()
581 if (priv->enet_is_sw && skb->len < 64) { in bcm_enet_start_xmit()
600 desc = &priv->tx_desc_cpu[priv->tx_curr_desc]; in bcm_enet_start_xmit()
601 priv->tx_skb[priv->tx_curr_desc] = skb; in bcm_enet_start_xmit()
604 desc->address = dma_map_single(&priv->pdev->dev, skb->data, skb->len, in bcm_enet_start_xmit()
608 len_stat |= (DMADESC_ESOP_MASK >> priv->dma_desc_shift) | in bcm_enet_start_xmit()
612 priv->tx_curr_desc++; in bcm_enet_start_xmit()
613 if (priv->tx_curr_desc == priv->tx_ring_size) { in bcm_enet_start_xmit()
614 priv->tx_curr_desc = 0; in bcm_enet_start_xmit()
615 len_stat |= (DMADESC_WRAP_MASK >> priv->dma_desc_shift); in bcm_enet_start_xmit()
617 priv->tx_desc_count--; in bcm_enet_start_xmit()
626 enet_dmac_writel(priv, priv->dma_chan_en_mask, in bcm_enet_start_xmit()
627 ENETDMAC_CHANCFG, priv->tx_chan); in bcm_enet_start_xmit()
630 if (!priv->tx_desc_count) in bcm_enet_start_xmit()
638 spin_unlock(&priv->tx_lock); in bcm_enet_start_xmit()
647 struct bcm_enet_priv *priv; in bcm_enet_set_mac_address() local
651 priv = netdev_priv(dev); in bcm_enet_set_mac_address()
657 enet_writel(priv, val, ENET_PML_REG(0)); in bcm_enet_set_mac_address()
661 enet_writel(priv, val, ENET_PMH_REG(0)); in bcm_enet_set_mac_address()
671 struct bcm_enet_priv *priv; in bcm_enet_set_multicast_list() local
676 priv = netdev_priv(dev); in bcm_enet_set_multicast_list()
678 val = enet_readl(priv, ENET_RXCFG_REG); in bcm_enet_set_multicast_list()
695 enet_writel(priv, val, ENET_RXCFG_REG); in bcm_enet_set_multicast_list()
710 enet_writel(priv, tmp, ENET_PML_REG(i + 1)); in bcm_enet_set_multicast_list()
714 enet_writel(priv, tmp, ENET_PMH_REG(i++ + 1)); in bcm_enet_set_multicast_list()
718 enet_writel(priv, 0, ENET_PML_REG(i + 1)); in bcm_enet_set_multicast_list()
719 enet_writel(priv, 0, ENET_PMH_REG(i + 1)); in bcm_enet_set_multicast_list()
722 enet_writel(priv, val, ENET_RXCFG_REG); in bcm_enet_set_multicast_list()
728 static void bcm_enet_set_duplex(struct bcm_enet_priv *priv, int fullduplex) in bcm_enet_set_duplex() argument
732 val = enet_readl(priv, ENET_TXCTL_REG); in bcm_enet_set_duplex()
737 enet_writel(priv, val, ENET_TXCTL_REG); in bcm_enet_set_duplex()
743 static void bcm_enet_set_flow(struct bcm_enet_priv *priv, int rx_en, int tx_en) in bcm_enet_set_flow() argument
748 val = enet_readl(priv, ENET_RXCFG_REG); in bcm_enet_set_flow()
753 enet_writel(priv, val, ENET_RXCFG_REG); in bcm_enet_set_flow()
755 if (!priv->dma_has_sram) in bcm_enet_set_flow()
759 val = enet_dma_readl(priv, ENETDMA_CFG_REG); in bcm_enet_set_flow()
761 val |= ENETDMA_CFG_FLOWCH_MASK(priv->rx_chan); in bcm_enet_set_flow()
763 val &= ~ENETDMA_CFG_FLOWCH_MASK(priv->rx_chan); in bcm_enet_set_flow()
764 enet_dma_writel(priv, val, ENETDMA_CFG_REG); in bcm_enet_set_flow()
772 struct bcm_enet_priv *priv; in bcm_enet_adjust_phy_link() local
776 priv = netdev_priv(dev); in bcm_enet_adjust_phy_link()
780 if (priv->old_link != phydev->link) { in bcm_enet_adjust_phy_link()
782 priv->old_link = phydev->link; in bcm_enet_adjust_phy_link()
786 if (phydev->link && phydev->duplex != priv->old_duplex) { in bcm_enet_adjust_phy_link()
787 bcm_enet_set_duplex(priv, in bcm_enet_adjust_phy_link()
790 priv->old_duplex = phydev->duplex; in bcm_enet_adjust_phy_link()
795 if (phydev->link && phydev->pause != priv->old_pause) { in bcm_enet_adjust_phy_link()
802 } else if (!priv->pause_auto) { in bcm_enet_adjust_phy_link()
804 rx_pause_en = priv->pause_rx; in bcm_enet_adjust_phy_link()
805 tx_pause_en = priv->pause_tx; in bcm_enet_adjust_phy_link()
811 bcm_enet_set_flow(priv, rx_pause_en, tx_pause_en); in bcm_enet_adjust_phy_link()
813 priv->old_pause = phydev->pause; in bcm_enet_adjust_phy_link()
833 struct bcm_enet_priv *priv; in bcm_enet_adjust_link() local
835 priv = netdev_priv(dev); in bcm_enet_adjust_link()
836 bcm_enet_set_duplex(priv, priv->force_duplex_full); in bcm_enet_adjust_link()
837 bcm_enet_set_flow(priv, priv->pause_rx, priv->pause_tx); in bcm_enet_adjust_link()
842 priv->force_speed_100 ? 100 : 10, in bcm_enet_adjust_link()
843 priv->force_duplex_full ? "full" : "half", in bcm_enet_adjust_link()
844 priv->pause_rx ? "rx" : "off", in bcm_enet_adjust_link()
845 priv->pause_tx ? "tx" : "off"); in bcm_enet_adjust_link()
853 struct bcm_enet_priv *priv; in bcm_enet_open() local
863 priv = netdev_priv(dev); in bcm_enet_open()
864 kdev = &priv->pdev->dev; in bcm_enet_open()
866 if (priv->has_phy) { in bcm_enet_open()
869 priv->mii_bus->id, priv->phy_id); in bcm_enet_open()
882 phy_set_sym_pause(phydev, priv->pause_rx, priv->pause_rx, in bcm_enet_open()
883 priv->pause_auto); in bcm_enet_open()
887 priv->old_link = 0; in bcm_enet_open()
888 priv->old_duplex = -1; in bcm_enet_open()
889 priv->old_pause = -1; in bcm_enet_open()
895 enet_writel(priv, 0, ENET_IRMASK_REG); in bcm_enet_open()
896 enet_dmac_writel(priv, 0, ENETDMAC_IRMASK, priv->rx_chan); in bcm_enet_open()
897 enet_dmac_writel(priv, 0, ENETDMAC_IRMASK, priv->tx_chan); in bcm_enet_open()
903 ret = request_irq(priv->irq_rx, bcm_enet_isr_dma, 0, in bcm_enet_open()
908 ret = request_irq(priv->irq_tx, bcm_enet_isr_dma, in bcm_enet_open()
915 enet_writel(priv, 0, ENET_PML_REG(i)); in bcm_enet_open()
916 enet_writel(priv, 0, ENET_PMH_REG(i)); in bcm_enet_open()
924 size = priv->rx_ring_size * sizeof(struct bcm_enet_desc); in bcm_enet_open()
925 p = dma_alloc_coherent(kdev, size, &priv->rx_desc_dma, GFP_KERNEL); in bcm_enet_open()
931 priv->rx_desc_alloc_size = size; in bcm_enet_open()
932 priv->rx_desc_cpu = p; in bcm_enet_open()
935 size = priv->tx_ring_size * sizeof(struct bcm_enet_desc); in bcm_enet_open()
936 p = dma_alloc_coherent(kdev, size, &priv->tx_desc_dma, GFP_KERNEL); in bcm_enet_open()
942 priv->tx_desc_alloc_size = size; in bcm_enet_open()
943 priv->tx_desc_cpu = p; in bcm_enet_open()
945 priv->tx_skb = kcalloc(priv->tx_ring_size, sizeof(struct sk_buff *), in bcm_enet_open()
947 if (!priv->tx_skb) { in bcm_enet_open()
952 priv->tx_desc_count = priv->tx_ring_size; in bcm_enet_open()
953 priv->tx_dirty_desc = 0; in bcm_enet_open()
954 priv->tx_curr_desc = 0; in bcm_enet_open()
955 spin_lock_init(&priv->tx_lock); in bcm_enet_open()
958 priv->rx_skb = kcalloc(priv->rx_ring_size, sizeof(struct sk_buff *), in bcm_enet_open()
960 if (!priv->rx_skb) { in bcm_enet_open()
965 priv->rx_desc_count = 0; in bcm_enet_open()
966 priv->rx_dirty_desc = 0; in bcm_enet_open()
967 priv->rx_curr_desc = 0; in bcm_enet_open()
970 if (priv->dma_has_sram) in bcm_enet_open()
971 enet_dma_writel(priv, ENETDMA_BUFALLOC_FORCE_MASK | 0, in bcm_enet_open()
972 ENETDMA_BUFALLOC_REG(priv->rx_chan)); in bcm_enet_open()
974 enet_dmac_writel(priv, ENETDMA_BUFALLOC_FORCE_MASK | 0, in bcm_enet_open()
975 ENETDMAC_BUFALLOC, priv->rx_chan); in bcm_enet_open()
984 if (priv->dma_has_sram) { in bcm_enet_open()
985 enet_dmas_writel(priv, priv->rx_desc_dma, in bcm_enet_open()
986 ENETDMAS_RSTART_REG, priv->rx_chan); in bcm_enet_open()
987 enet_dmas_writel(priv, priv->tx_desc_dma, in bcm_enet_open()
988 ENETDMAS_RSTART_REG, priv->tx_chan); in bcm_enet_open()
990 enet_dmac_writel(priv, priv->rx_desc_dma, in bcm_enet_open()
991 ENETDMAC_RSTART, priv->rx_chan); in bcm_enet_open()
992 enet_dmac_writel(priv, priv->tx_desc_dma, in bcm_enet_open()
993 ENETDMAC_RSTART, priv->tx_chan); in bcm_enet_open()
997 if (priv->dma_has_sram) { in bcm_enet_open()
998 enet_dmas_writel(priv, 0, ENETDMAS_SRAM2_REG, priv->rx_chan); in bcm_enet_open()
999 enet_dmas_writel(priv, 0, ENETDMAS_SRAM2_REG, priv->tx_chan); in bcm_enet_open()
1000 enet_dmas_writel(priv, 0, ENETDMAS_SRAM3_REG, priv->rx_chan); in bcm_enet_open()
1001 enet_dmas_writel(priv, 0, ENETDMAS_SRAM3_REG, priv->tx_chan); in bcm_enet_open()
1002 enet_dmas_writel(priv, 0, ENETDMAS_SRAM4_REG, priv->rx_chan); in bcm_enet_open()
1003 enet_dmas_writel(priv, 0, ENETDMAS_SRAM4_REG, priv->tx_chan); in bcm_enet_open()
1005 enet_dmac_writel(priv, 0, ENETDMAC_FC, priv->rx_chan); in bcm_enet_open()
1006 enet_dmac_writel(priv, 0, ENETDMAC_FC, priv->tx_chan); in bcm_enet_open()
1010 enet_writel(priv, priv->hw_mtu, ENET_RXMAXLEN_REG); in bcm_enet_open()
1011 enet_writel(priv, priv->hw_mtu, ENET_TXMAXLEN_REG); in bcm_enet_open()
1014 enet_dmac_writel(priv, priv->dma_maxburst, in bcm_enet_open()
1015 ENETDMAC_MAXBURST, priv->rx_chan); in bcm_enet_open()
1016 enet_dmac_writel(priv, priv->dma_maxburst, in bcm_enet_open()
1017 ENETDMAC_MAXBURST, priv->tx_chan); in bcm_enet_open()
1020 enet_writel(priv, BCMENET_TX_FIFO_TRESH, ENET_TXWMARK_REG); in bcm_enet_open()
1023 if (priv->dma_has_sram) { in bcm_enet_open()
1024 val = priv->rx_ring_size / 3; in bcm_enet_open()
1025 enet_dma_writel(priv, val, ENETDMA_FLOWCL_REG(priv->rx_chan)); in bcm_enet_open()
1026 val = (priv->rx_ring_size * 2) / 3; in bcm_enet_open()
1027 enet_dma_writel(priv, val, ENETDMA_FLOWCH_REG(priv->rx_chan)); in bcm_enet_open()
1029 enet_dmac_writel(priv, 5, ENETDMAC_FC, priv->rx_chan); in bcm_enet_open()
1030 enet_dmac_writel(priv, priv->rx_ring_size, ENETDMAC_LEN, priv->rx_chan); in bcm_enet_open()
1031 enet_dmac_writel(priv, priv->tx_ring_size, ENETDMAC_LEN, priv->tx_chan); in bcm_enet_open()
1037 val = enet_readl(priv, ENET_CTL_REG); in bcm_enet_open()
1039 enet_writel(priv, val, ENET_CTL_REG); in bcm_enet_open()
1040 if (priv->dma_has_sram) in bcm_enet_open()
1041 enet_dma_writel(priv, ENETDMA_CFG_EN_MASK, ENETDMA_CFG_REG); in bcm_enet_open()
1042 enet_dmac_writel(priv, priv->dma_chan_en_mask, in bcm_enet_open()
1043 ENETDMAC_CHANCFG, priv->rx_chan); in bcm_enet_open()
1046 enet_writel(priv, ENET_IR_MIB, ENET_IR_REG); in bcm_enet_open()
1047 enet_writel(priv, ENET_IR_MIB, ENET_IRMASK_REG); in bcm_enet_open()
1050 enet_dmac_writel(priv, priv->dma_chan_int_mask, in bcm_enet_open()
1051 ENETDMAC_IR, priv->rx_chan); in bcm_enet_open()
1052 enet_dmac_writel(priv, priv->dma_chan_int_mask, in bcm_enet_open()
1053 ENETDMAC_IR, priv->tx_chan); in bcm_enet_open()
1056 napi_enable(&priv->napi); in bcm_enet_open()
1058 enet_dmac_writel(priv, priv->dma_chan_int_mask, in bcm_enet_open()
1059 ENETDMAC_IRMASK, priv->rx_chan); in bcm_enet_open()
1060 enet_dmac_writel(priv, priv->dma_chan_int_mask, in bcm_enet_open()
1061 ENETDMAC_IRMASK, priv->tx_chan); in bcm_enet_open()
1072 for (i = 0; i < priv->rx_ring_size; i++) { in bcm_enet_open()
1075 if (!priv->rx_skb[i]) in bcm_enet_open()
1078 desc = &priv->rx_desc_cpu[i]; in bcm_enet_open()
1079 dma_unmap_single(kdev, desc->address, priv->rx_skb_size, in bcm_enet_open()
1081 kfree_skb(priv->rx_skb[i]); in bcm_enet_open()
1083 kfree(priv->rx_skb); in bcm_enet_open()
1086 kfree(priv->tx_skb); in bcm_enet_open()
1089 dma_free_coherent(kdev, priv->tx_desc_alloc_size, in bcm_enet_open()
1090 priv->tx_desc_cpu, priv->tx_desc_dma); in bcm_enet_open()
1093 dma_free_coherent(kdev, priv->rx_desc_alloc_size, in bcm_enet_open()
1094 priv->rx_desc_cpu, priv->rx_desc_dma); in bcm_enet_open()
1097 free_irq(priv->irq_tx, dev); in bcm_enet_open()
1100 free_irq(priv->irq_rx, dev); in bcm_enet_open()
1115 static void bcm_enet_disable_mac(struct bcm_enet_priv *priv) in bcm_enet_disable_mac() argument
1120 val = enet_readl(priv, ENET_CTL_REG); in bcm_enet_disable_mac()
1122 enet_writel(priv, val, ENET_CTL_REG); in bcm_enet_disable_mac()
1128 val = enet_readl(priv, ENET_CTL_REG); in bcm_enet_disable_mac()
1138 static void bcm_enet_disable_dma(struct bcm_enet_priv *priv, int chan) in bcm_enet_disable_dma() argument
1142 enet_dmac_writel(priv, 0, ENETDMAC_CHANCFG, chan); in bcm_enet_disable_dma()
1148 val = enet_dmac_readl(priv, ENETDMAC_CHANCFG, chan); in bcm_enet_disable_dma()
1160 struct bcm_enet_priv *priv; in bcm_enet_stop() local
1164 priv = netdev_priv(dev); in bcm_enet_stop()
1165 kdev = &priv->pdev->dev; in bcm_enet_stop()
1168 napi_disable(&priv->napi); in bcm_enet_stop()
1169 if (priv->has_phy) in bcm_enet_stop()
1171 del_timer_sync(&priv->rx_timeout); in bcm_enet_stop()
1174 enet_writel(priv, 0, ENET_IRMASK_REG); in bcm_enet_stop()
1175 enet_dmac_writel(priv, 0, ENETDMAC_IRMASK, priv->rx_chan); in bcm_enet_stop()
1176 enet_dmac_writel(priv, 0, ENETDMAC_IRMASK, priv->tx_chan); in bcm_enet_stop()
1179 cancel_work_sync(&priv->mib_update_task); in bcm_enet_stop()
1182 bcm_enet_disable_dma(priv, priv->tx_chan); in bcm_enet_stop()
1183 bcm_enet_disable_dma(priv, priv->rx_chan); in bcm_enet_stop()
1184 bcm_enet_disable_mac(priv); in bcm_enet_stop()
1190 for (i = 0; i < priv->rx_ring_size; i++) { in bcm_enet_stop()
1193 if (!priv->rx_skb[i]) in bcm_enet_stop()
1196 desc = &priv->rx_desc_cpu[i]; in bcm_enet_stop()
1197 dma_unmap_single(kdev, desc->address, priv->rx_skb_size, in bcm_enet_stop()
1199 kfree_skb(priv->rx_skb[i]); in bcm_enet_stop()
1203 kfree(priv->rx_skb); in bcm_enet_stop()
1204 kfree(priv->tx_skb); in bcm_enet_stop()
1205 dma_free_coherent(kdev, priv->rx_desc_alloc_size, in bcm_enet_stop()
1206 priv->rx_desc_cpu, priv->rx_desc_dma); in bcm_enet_stop()
1207 dma_free_coherent(kdev, priv->tx_desc_alloc_size, in bcm_enet_stop()
1208 priv->tx_desc_cpu, priv->tx_desc_dma); in bcm_enet_stop()
1209 free_irq(priv->irq_tx, dev); in bcm_enet_stop()
1210 free_irq(priv->irq_rx, dev); in bcm_enet_stop()
1214 if (priv->has_phy) in bcm_enet_stop()
1336 static void update_mib_counters(struct bcm_enet_priv *priv) in update_mib_counters() argument
1349 val = enet_readl(priv, ENET_MIB_REG(s->mib_reg)); in update_mib_counters()
1350 p = (char *)priv + s->stat_offset; in update_mib_counters()
1361 (void)enet_readl(priv, ENET_MIB_REG(unused_mib_regs[i])); in update_mib_counters()
1366 struct bcm_enet_priv *priv; in bcm_enet_update_mib_counters_defer() local
1368 priv = container_of(t, struct bcm_enet_priv, mib_update_task); in bcm_enet_update_mib_counters_defer()
1369 mutex_lock(&priv->mib_update_lock); in bcm_enet_update_mib_counters_defer()
1370 update_mib_counters(priv); in bcm_enet_update_mib_counters_defer()
1371 mutex_unlock(&priv->mib_update_lock); in bcm_enet_update_mib_counters_defer()
1374 if (netif_running(priv->net_dev)) in bcm_enet_update_mib_counters_defer()
1375 enet_writel(priv, ENET_IR_MIB, ENET_IRMASK_REG); in bcm_enet_update_mib_counters_defer()
1382 struct bcm_enet_priv *priv; in bcm_enet_get_ethtool_stats() local
1385 priv = netdev_priv(netdev); in bcm_enet_get_ethtool_stats()
1387 mutex_lock(&priv->mib_update_lock); in bcm_enet_get_ethtool_stats()
1388 update_mib_counters(priv); in bcm_enet_get_ethtool_stats()
1398 p = (char *)priv; in bcm_enet_get_ethtool_stats()
1403 mutex_unlock(&priv->mib_update_lock); in bcm_enet_get_ethtool_stats()
1408 struct bcm_enet_priv *priv; in bcm_enet_nway_reset() local
1410 priv = netdev_priv(dev); in bcm_enet_nway_reset()
1411 if (priv->has_phy) in bcm_enet_nway_reset()
1420 struct bcm_enet_priv *priv; in bcm_enet_get_link_ksettings() local
1423 priv = netdev_priv(dev); in bcm_enet_get_link_ksettings()
1425 if (priv->has_phy) { in bcm_enet_get_link_ksettings()
1434 cmd->base.speed = (priv->force_speed_100) ? in bcm_enet_get_link_ksettings()
1436 cmd->base.duplex = (priv->force_duplex_full) ? in bcm_enet_get_link_ksettings()
1455 struct bcm_enet_priv *priv; in bcm_enet_set_link_ksettings() local
1457 priv = netdev_priv(dev); in bcm_enet_set_link_ksettings()
1458 if (priv->has_phy) { in bcm_enet_set_link_ksettings()
1470 priv->force_speed_100 = in bcm_enet_set_link_ksettings()
1472 priv->force_duplex_full = in bcm_enet_set_link_ksettings()
1484 struct bcm_enet_priv *priv; in bcm_enet_get_ringparam() local
1486 priv = netdev_priv(dev); in bcm_enet_get_ringparam()
1491 ering->rx_pending = priv->rx_ring_size; in bcm_enet_get_ringparam()
1492 ering->tx_pending = priv->tx_ring_size; in bcm_enet_get_ringparam()
1498 struct bcm_enet_priv *priv; in bcm_enet_set_ringparam() local
1501 priv = netdev_priv(dev); in bcm_enet_set_ringparam()
1509 priv->rx_ring_size = ering->rx_pending; in bcm_enet_set_ringparam()
1510 priv->tx_ring_size = ering->tx_pending; in bcm_enet_set_ringparam()
1527 struct bcm_enet_priv *priv; in bcm_enet_get_pauseparam() local
1529 priv = netdev_priv(dev); in bcm_enet_get_pauseparam()
1530 ecmd->autoneg = priv->pause_auto; in bcm_enet_get_pauseparam()
1531 ecmd->rx_pause = priv->pause_rx; in bcm_enet_get_pauseparam()
1532 ecmd->tx_pause = priv->pause_tx; in bcm_enet_get_pauseparam()
1538 struct bcm_enet_priv *priv; in bcm_enet_set_pauseparam() local
1540 priv = netdev_priv(dev); in bcm_enet_set_pauseparam()
1542 if (priv->has_phy) { in bcm_enet_set_pauseparam()
1555 priv->pause_auto = ecmd->autoneg; in bcm_enet_set_pauseparam()
1556 priv->pause_rx = ecmd->rx_pause; in bcm_enet_set_pauseparam()
1557 priv->pause_tx = ecmd->tx_pause; in bcm_enet_set_pauseparam()
1579 struct bcm_enet_priv *priv; in bcm_enet_ioctl() local
1581 priv = netdev_priv(dev); in bcm_enet_ioctl()
1582 if (priv->has_phy) { in bcm_enet_ioctl()
1604 struct bcm_enet_priv *priv = netdev_priv(dev); in bcm_enet_change_mtu() local
1619 priv->hw_mtu = actual_mtu; in bcm_enet_change_mtu()
1625 priv->rx_skb_size = ALIGN(actual_mtu + ETH_FCS_LEN, in bcm_enet_change_mtu()
1626 priv->dma_maxburst * 4); in bcm_enet_change_mtu()
1635 static void bcm_enet_hw_preinit(struct bcm_enet_priv *priv) in bcm_enet_hw_preinit() argument
1641 bcm_enet_disable_mac(priv); in bcm_enet_hw_preinit()
1645 enet_writel(priv, val, ENET_CTL_REG); in bcm_enet_hw_preinit()
1650 val = enet_readl(priv, ENET_CTL_REG); in bcm_enet_hw_preinit()
1657 val = enet_readl(priv, ENET_CTL_REG); in bcm_enet_hw_preinit()
1658 if (priv->use_external_mii) in bcm_enet_hw_preinit()
1662 enet_writel(priv, val, ENET_CTL_REG); in bcm_enet_hw_preinit()
1665 enet_writel(priv, (0x1f << ENET_MIISC_MDCFREQDIV_SHIFT) | in bcm_enet_hw_preinit()
1669 val = enet_readl(priv, ENET_MIBCTL_REG); in bcm_enet_hw_preinit()
1671 enet_writel(priv, val, ENET_MIBCTL_REG); in bcm_enet_hw_preinit()
1689 struct bcm_enet_priv *priv; in bcm_enet_probe() local
1705 dev = alloc_etherdev(sizeof(*priv)); in bcm_enet_probe()
1708 priv = netdev_priv(dev); in bcm_enet_probe()
1710 priv->enet_is_sw = false; in bcm_enet_probe()
1711 priv->dma_maxburst = BCMENET_DMA_MAXBURST; in bcm_enet_probe()
1717 priv->base = devm_platform_ioremap_resource(pdev, 0); in bcm_enet_probe()
1718 if (IS_ERR(priv->base)) { in bcm_enet_probe()
1719 ret = PTR_ERR(priv->base); in bcm_enet_probe()
1723 dev->irq = priv->irq = res_irq->start; in bcm_enet_probe()
1724 priv->irq_rx = res_irq_rx->start; in bcm_enet_probe()
1725 priv->irq_tx = res_irq_tx->start; in bcm_enet_probe()
1727 priv->mac_clk = devm_clk_get(&pdev->dev, "enet"); in bcm_enet_probe()
1728 if (IS_ERR(priv->mac_clk)) { in bcm_enet_probe()
1729 ret = PTR_ERR(priv->mac_clk); in bcm_enet_probe()
1732 ret = clk_prepare_enable(priv->mac_clk); in bcm_enet_probe()
1737 priv->rx_ring_size = BCMENET_DEF_RX_DESC; in bcm_enet_probe()
1738 priv->tx_ring_size = BCMENET_DEF_TX_DESC; in bcm_enet_probe()
1743 priv->has_phy = pd->has_phy; in bcm_enet_probe()
1744 priv->phy_id = pd->phy_id; in bcm_enet_probe()
1745 priv->has_phy_interrupt = pd->has_phy_interrupt; in bcm_enet_probe()
1746 priv->phy_interrupt = pd->phy_interrupt; in bcm_enet_probe()
1747 priv->use_external_mii = !pd->use_internal_phy; in bcm_enet_probe()
1748 priv->pause_auto = pd->pause_auto; in bcm_enet_probe()
1749 priv->pause_rx = pd->pause_rx; in bcm_enet_probe()
1750 priv->pause_tx = pd->pause_tx; in bcm_enet_probe()
1751 priv->force_duplex_full = pd->force_duplex_full; in bcm_enet_probe()
1752 priv->force_speed_100 = pd->force_speed_100; in bcm_enet_probe()
1753 priv->dma_chan_en_mask = pd->dma_chan_en_mask; in bcm_enet_probe()
1754 priv->dma_chan_int_mask = pd->dma_chan_int_mask; in bcm_enet_probe()
1755 priv->dma_chan_width = pd->dma_chan_width; in bcm_enet_probe()
1756 priv->dma_has_sram = pd->dma_has_sram; in bcm_enet_probe()
1757 priv->dma_desc_shift = pd->dma_desc_shift; in bcm_enet_probe()
1758 priv->rx_chan = pd->rx_chan; in bcm_enet_probe()
1759 priv->tx_chan = pd->tx_chan; in bcm_enet_probe()
1762 if (priv->has_phy && !priv->use_external_mii) { in bcm_enet_probe()
1764 priv->phy_clk = devm_clk_get(&pdev->dev, "ephy"); in bcm_enet_probe()
1765 if (IS_ERR(priv->phy_clk)) { in bcm_enet_probe()
1766 ret = PTR_ERR(priv->phy_clk); in bcm_enet_probe()
1767 priv->phy_clk = NULL; in bcm_enet_probe()
1770 ret = clk_prepare_enable(priv->phy_clk); in bcm_enet_probe()
1776 bcm_enet_hw_preinit(priv); in bcm_enet_probe()
1779 if (priv->has_phy) { in bcm_enet_probe()
1781 priv->mii_bus = mdiobus_alloc(); in bcm_enet_probe()
1782 if (!priv->mii_bus) { in bcm_enet_probe()
1787 bus = priv->mii_bus; in bcm_enet_probe()
1790 bus->priv = priv; in bcm_enet_probe()
1798 bus->phy_mask = ~(1 << priv->phy_id); in bcm_enet_probe()
1800 if (priv->has_phy_interrupt) in bcm_enet_probe()
1801 bus->irq[priv->phy_id] = priv->phy_interrupt; in bcm_enet_probe()
1819 spin_lock_init(&priv->rx_lock); in bcm_enet_probe()
1822 timer_setup(&priv->rx_timeout, bcm_enet_refill_rx_timer, 0); in bcm_enet_probe()
1825 mutex_init(&priv->mib_update_lock); in bcm_enet_probe()
1826 INIT_WORK(&priv->mib_update_task, bcm_enet_update_mib_counters_defer); in bcm_enet_probe()
1830 enet_writel(priv, 0, ENET_MIB_REG(i)); in bcm_enet_probe()
1834 netif_napi_add(dev, &priv->napi, bcm_enet_poll, 16); in bcm_enet_probe()
1848 priv->pdev = pdev; in bcm_enet_probe()
1849 priv->net_dev = dev; in bcm_enet_probe()
1854 if (priv->mii_bus) in bcm_enet_probe()
1855 mdiobus_unregister(priv->mii_bus); in bcm_enet_probe()
1858 if (priv->mii_bus) in bcm_enet_probe()
1859 mdiobus_free(priv->mii_bus); in bcm_enet_probe()
1863 enet_writel(priv, 0, ENET_MIISC_REG); in bcm_enet_probe()
1864 clk_disable_unprepare(priv->phy_clk); in bcm_enet_probe()
1867 clk_disable_unprepare(priv->mac_clk); in bcm_enet_probe()
1879 struct bcm_enet_priv *priv; in bcm_enet_remove() local
1884 priv = netdev_priv(dev); in bcm_enet_remove()
1888 enet_writel(priv, 0, ENET_MIISC_REG); in bcm_enet_remove()
1890 if (priv->has_phy) { in bcm_enet_remove()
1891 mdiobus_unregister(priv->mii_bus); in bcm_enet_remove()
1892 mdiobus_free(priv->mii_bus); in bcm_enet_remove()
1903 clk_disable_unprepare(priv->phy_clk); in bcm_enet_remove()
1904 clk_disable_unprepare(priv->mac_clk); in bcm_enet_remove()
1922 static int bcmenet_sw_mdio_read(struct bcm_enet_priv *priv, in bcmenet_sw_mdio_read() argument
1928 spin_lock_bh(&priv->enetsw_mdio_lock); in bcmenet_sw_mdio_read()
1929 enetsw_writel(priv, 0, ENETSW_MDIOC_REG); in bcmenet_sw_mdio_read()
1938 enetsw_writel(priv, reg, ENETSW_MDIOC_REG); in bcmenet_sw_mdio_read()
1940 ret = enetsw_readw(priv, ENETSW_MDIOD_REG); in bcmenet_sw_mdio_read()
1941 spin_unlock_bh(&priv->enetsw_mdio_lock); in bcmenet_sw_mdio_read()
1945 static void bcmenet_sw_mdio_write(struct bcm_enet_priv *priv, in bcmenet_sw_mdio_write() argument
1951 spin_lock_bh(&priv->enetsw_mdio_lock); in bcmenet_sw_mdio_write()
1952 enetsw_writel(priv, 0, ENETSW_MDIOC_REG); in bcmenet_sw_mdio_write()
1963 enetsw_writel(priv, reg, ENETSW_MDIOC_REG); in bcmenet_sw_mdio_write()
1965 spin_unlock_bh(&priv->enetsw_mdio_lock); in bcmenet_sw_mdio_write()
1978 struct bcm_enet_priv *priv = from_timer(priv, t, swphy_poll); in swphy_poll_timer() local
1981 for (i = 0; i < priv->num_ports; i++) { in swphy_poll_timer()
1987 port = &priv->used_ports[i]; in swphy_poll_timer()
1996 val = bcmenet_sw_mdio_read(priv, external_phy, in swphy_poll_timer()
2003 if (!(up ^ priv->sw_port_link[i])) in swphy_poll_timer()
2006 priv->sw_port_link[i] = up; in swphy_poll_timer()
2010 dev_info(&priv->pdev->dev, "link DOWN on %s\n", in swphy_poll_timer()
2012 enetsw_writeb(priv, ENETSW_PORTOV_ENABLE_MASK, in swphy_poll_timer()
2014 enetsw_writeb(priv, ENETSW_PTCTRL_RXDIS_MASK | in swphy_poll_timer()
2020 advertise = bcmenet_sw_mdio_read(priv, external_phy, in swphy_poll_timer()
2023 lpa = bcmenet_sw_mdio_read(priv, external_phy, port->phy_id, in swphy_poll_timer()
2036 advertise = bcmenet_sw_mdio_read(priv, external_phy, in swphy_poll_timer()
2039 lpa = bcmenet_sw_mdio_read(priv, external_phy, in swphy_poll_timer()
2049 dev_info(&priv->pdev->dev, in swphy_poll_timer()
2063 enetsw_writeb(priv, override, ENETSW_PORTOV_REG(i)); in swphy_poll_timer()
2064 enetsw_writeb(priv, 0, ENETSW_PTCTRL_REG(i)); in swphy_poll_timer()
2067 priv->swphy_poll.expires = jiffies + HZ; in swphy_poll_timer()
2068 add_timer(&priv->swphy_poll); in swphy_poll_timer()
2076 struct bcm_enet_priv *priv; in bcm_enetsw_open() local
2083 priv = netdev_priv(dev); in bcm_enetsw_open()
2084 kdev = &priv->pdev->dev; in bcm_enetsw_open()
2087 enet_dmac_writel(priv, 0, ENETDMAC_IRMASK, priv->rx_chan); in bcm_enetsw_open()
2088 enet_dmac_writel(priv, 0, ENETDMAC_IRMASK, priv->tx_chan); in bcm_enetsw_open()
2090 ret = request_irq(priv->irq_rx, bcm_enet_isr_dma, in bcm_enetsw_open()
2095 if (priv->irq_tx != -1) { in bcm_enetsw_open()
2096 ret = request_irq(priv->irq_tx, bcm_enet_isr_dma, in bcm_enetsw_open()
2103 size = priv->rx_ring_size * sizeof(struct bcm_enet_desc); in bcm_enetsw_open()
2104 p = dma_alloc_coherent(kdev, size, &priv->rx_desc_dma, GFP_KERNEL); in bcm_enetsw_open()
2111 priv->rx_desc_alloc_size = size; in bcm_enetsw_open()
2112 priv->rx_desc_cpu = p; in bcm_enetsw_open()
2115 size = priv->tx_ring_size * sizeof(struct bcm_enet_desc); in bcm_enetsw_open()
2116 p = dma_alloc_coherent(kdev, size, &priv->tx_desc_dma, GFP_KERNEL); in bcm_enetsw_open()
2123 priv->tx_desc_alloc_size = size; in bcm_enetsw_open()
2124 priv->tx_desc_cpu = p; in bcm_enetsw_open()
2126 priv->tx_skb = kcalloc(priv->tx_ring_size, sizeof(struct sk_buff *), in bcm_enetsw_open()
2128 if (!priv->tx_skb) { in bcm_enetsw_open()
2134 priv->tx_desc_count = priv->tx_ring_size; in bcm_enetsw_open()
2135 priv->tx_dirty_desc = 0; in bcm_enetsw_open()
2136 priv->tx_curr_desc = 0; in bcm_enetsw_open()
2137 spin_lock_init(&priv->tx_lock); in bcm_enetsw_open()
2140 priv->rx_skb = kcalloc(priv->rx_ring_size, sizeof(struct sk_buff *), in bcm_enetsw_open()
2142 if (!priv->rx_skb) { in bcm_enetsw_open()
2148 priv->rx_desc_count = 0; in bcm_enetsw_open()
2149 priv->rx_dirty_desc = 0; in bcm_enetsw_open()
2150 priv->rx_curr_desc = 0; in bcm_enetsw_open()
2153 for (i = 0; i < priv->num_ports; i++) { in bcm_enetsw_open()
2154 enetsw_writeb(priv, ENETSW_PORTOV_ENABLE_MASK, in bcm_enetsw_open()
2156 enetsw_writeb(priv, ENETSW_PTCTRL_RXDIS_MASK | in bcm_enetsw_open()
2160 priv->sw_port_link[i] = 0; in bcm_enetsw_open()
2164 val = enetsw_readb(priv, ENETSW_GMCR_REG); in bcm_enetsw_open()
2166 enetsw_writeb(priv, val, ENETSW_GMCR_REG); in bcm_enetsw_open()
2169 enetsw_writeb(priv, val, ENETSW_GMCR_REG); in bcm_enetsw_open()
2173 val = enetsw_readb(priv, ENETSW_IMPOV_REG); in bcm_enetsw_open()
2175 enetsw_writeb(priv, val, ENETSW_IMPOV_REG); in bcm_enetsw_open()
2178 val = enetsw_readb(priv, ENETSW_SWMODE_REG); in bcm_enetsw_open()
2180 enetsw_writeb(priv, val, ENETSW_SWMODE_REG); in bcm_enetsw_open()
2183 enetsw_writel(priv, 0x1ff, ENETSW_JMBCTL_PORT_REG); in bcm_enetsw_open()
2184 enetsw_writew(priv, 9728, ENETSW_JMBCTL_MAXSIZE_REG); in bcm_enetsw_open()
2187 enet_dma_writel(priv, ENETDMA_BUFALLOC_FORCE_MASK | 0, in bcm_enetsw_open()
2188 ENETDMA_BUFALLOC_REG(priv->rx_chan)); in bcm_enetsw_open()
2197 enet_dmas_writel(priv, priv->rx_desc_dma, in bcm_enetsw_open()
2198 ENETDMAS_RSTART_REG, priv->rx_chan); in bcm_enetsw_open()
2199 enet_dmas_writel(priv, priv->tx_desc_dma, in bcm_enetsw_open()
2200 ENETDMAS_RSTART_REG, priv->tx_chan); in bcm_enetsw_open()
2203 enet_dmas_writel(priv, 0, ENETDMAS_SRAM2_REG, priv->rx_chan); in bcm_enetsw_open()
2204 enet_dmas_writel(priv, 0, ENETDMAS_SRAM2_REG, priv->tx_chan); in bcm_enetsw_open()
2205 enet_dmas_writel(priv, 0, ENETDMAS_SRAM3_REG, priv->rx_chan); in bcm_enetsw_open()
2206 enet_dmas_writel(priv, 0, ENETDMAS_SRAM3_REG, priv->tx_chan); in bcm_enetsw_open()
2207 enet_dmas_writel(priv, 0, ENETDMAS_SRAM4_REG, priv->rx_chan); in bcm_enetsw_open()
2208 enet_dmas_writel(priv, 0, ENETDMAS_SRAM4_REG, priv->tx_chan); in bcm_enetsw_open()
2211 enet_dmac_writel(priv, priv->dma_maxburst, in bcm_enetsw_open()
2212 ENETDMAC_MAXBURST, priv->rx_chan); in bcm_enetsw_open()
2213 enet_dmac_writel(priv, priv->dma_maxburst, in bcm_enetsw_open()
2214 ENETDMAC_MAXBURST, priv->tx_chan); in bcm_enetsw_open()
2217 val = priv->rx_ring_size / 3; in bcm_enetsw_open()
2218 enet_dma_writel(priv, val, ENETDMA_FLOWCL_REG(priv->rx_chan)); in bcm_enetsw_open()
2219 val = (priv->rx_ring_size * 2) / 3; in bcm_enetsw_open()
2220 enet_dma_writel(priv, val, ENETDMA_FLOWCH_REG(priv->rx_chan)); in bcm_enetsw_open()
2226 enet_dma_writel(priv, ENETDMA_CFG_EN_MASK, ENETDMA_CFG_REG); in bcm_enetsw_open()
2227 enet_dmac_writel(priv, ENETDMAC_CHANCFG_EN_MASK, in bcm_enetsw_open()
2228 ENETDMAC_CHANCFG, priv->rx_chan); in bcm_enetsw_open()
2231 enet_dmac_writel(priv, ENETDMAC_IR_PKTDONE_MASK, in bcm_enetsw_open()
2232 ENETDMAC_IR, priv->rx_chan); in bcm_enetsw_open()
2233 enet_dmac_writel(priv, ENETDMAC_IR_PKTDONE_MASK, in bcm_enetsw_open()
2234 ENETDMAC_IR, priv->tx_chan); in bcm_enetsw_open()
2237 napi_enable(&priv->napi); in bcm_enetsw_open()
2239 enet_dmac_writel(priv, ENETDMAC_IR_PKTDONE_MASK, in bcm_enetsw_open()
2240 ENETDMAC_IRMASK, priv->rx_chan); in bcm_enetsw_open()
2241 enet_dmac_writel(priv, ENETDMAC_IR_PKTDONE_MASK, in bcm_enetsw_open()
2242 ENETDMAC_IRMASK, priv->tx_chan); in bcm_enetsw_open()
2248 for (i = 0; i < priv->num_ports; i++) { in bcm_enetsw_open()
2251 port = &priv->used_ports[i]; in bcm_enetsw_open()
2280 enetsw_writeb(priv, override, ENETSW_PORTOV_REG(i)); in bcm_enetsw_open()
2281 enetsw_writeb(priv, 0, ENETSW_PTCTRL_REG(i)); in bcm_enetsw_open()
2285 timer_setup(&priv->swphy_poll, swphy_poll_timer, 0); in bcm_enetsw_open()
2286 mod_timer(&priv->swphy_poll, jiffies); in bcm_enetsw_open()
2290 for (i = 0; i < priv->rx_ring_size; i++) { in bcm_enetsw_open()
2293 if (!priv->rx_skb[i]) in bcm_enetsw_open()
2296 desc = &priv->rx_desc_cpu[i]; in bcm_enetsw_open()
2297 dma_unmap_single(kdev, desc->address, priv->rx_skb_size, in bcm_enetsw_open()
2299 kfree_skb(priv->rx_skb[i]); in bcm_enetsw_open()
2301 kfree(priv->rx_skb); in bcm_enetsw_open()
2304 kfree(priv->tx_skb); in bcm_enetsw_open()
2307 dma_free_coherent(kdev, priv->tx_desc_alloc_size, in bcm_enetsw_open()
2308 priv->tx_desc_cpu, priv->tx_desc_dma); in bcm_enetsw_open()
2311 dma_free_coherent(kdev, priv->rx_desc_alloc_size, in bcm_enetsw_open()
2312 priv->rx_desc_cpu, priv->rx_desc_dma); in bcm_enetsw_open()
2315 if (priv->irq_tx != -1) in bcm_enetsw_open()
2316 free_irq(priv->irq_tx, dev); in bcm_enetsw_open()
2319 free_irq(priv->irq_rx, dev); in bcm_enetsw_open()
2328 struct bcm_enet_priv *priv; in bcm_enetsw_stop() local
2332 priv = netdev_priv(dev); in bcm_enetsw_stop()
2333 kdev = &priv->pdev->dev; in bcm_enetsw_stop()
2335 del_timer_sync(&priv->swphy_poll); in bcm_enetsw_stop()
2337 napi_disable(&priv->napi); in bcm_enetsw_stop()
2338 del_timer_sync(&priv->rx_timeout); in bcm_enetsw_stop()
2341 enet_dmac_writel(priv, 0, ENETDMAC_IRMASK, priv->rx_chan); in bcm_enetsw_stop()
2342 enet_dmac_writel(priv, 0, ENETDMAC_IRMASK, priv->tx_chan); in bcm_enetsw_stop()
2345 bcm_enet_disable_dma(priv, priv->tx_chan); in bcm_enetsw_stop()
2346 bcm_enet_disable_dma(priv, priv->rx_chan); in bcm_enetsw_stop()
2352 for (i = 0; i < priv->rx_ring_size; i++) { in bcm_enetsw_stop()
2355 if (!priv->rx_skb[i]) in bcm_enetsw_stop()
2358 desc = &priv->rx_desc_cpu[i]; in bcm_enetsw_stop()
2359 dma_unmap_single(kdev, desc->address, priv->rx_skb_size, in bcm_enetsw_stop()
2361 kfree_skb(priv->rx_skb[i]); in bcm_enetsw_stop()
2365 kfree(priv->rx_skb); in bcm_enetsw_stop()
2366 kfree(priv->tx_skb); in bcm_enetsw_stop()
2367 dma_free_coherent(kdev, priv->rx_desc_alloc_size, in bcm_enetsw_stop()
2368 priv->rx_desc_cpu, priv->rx_desc_dma); in bcm_enetsw_stop()
2369 dma_free_coherent(kdev, priv->tx_desc_alloc_size, in bcm_enetsw_stop()
2370 priv->tx_desc_cpu, priv->tx_desc_dma); in bcm_enetsw_stop()
2371 if (priv->irq_tx != -1) in bcm_enetsw_stop()
2372 free_irq(priv->irq_tx, dev); in bcm_enetsw_stop()
2373 free_irq(priv->irq_rx, dev); in bcm_enetsw_stop()
2383 static int bcm_enetsw_phy_is_external(struct bcm_enet_priv *priv, int phy_id) in bcm_enetsw_phy_is_external() argument
2387 for (i = 0; i < priv->num_ports; ++i) { in bcm_enetsw_phy_is_external()
2388 if (!priv->used_ports[i].used) in bcm_enetsw_phy_is_external()
2390 if (priv->used_ports[i].phy_id == phy_id) in bcm_enetsw_phy_is_external()
2405 struct bcm_enet_priv *priv; in bcm_enetsw_mii_mdio_read() local
2407 priv = netdev_priv(dev); in bcm_enetsw_mii_mdio_read()
2408 return bcmenet_sw_mdio_read(priv, in bcm_enetsw_mii_mdio_read()
2409 bcm_enetsw_phy_is_external(priv, phy_id), in bcm_enetsw_mii_mdio_read()
2420 struct bcm_enet_priv *priv; in bcm_enetsw_mii_mdio_write() local
2422 priv = netdev_priv(dev); in bcm_enetsw_mii_mdio_write()
2423 bcmenet_sw_mdio_write(priv, bcm_enetsw_phy_is_external(priv, phy_id), in bcm_enetsw_mii_mdio_write()
2535 struct bcm_enet_priv *priv; in bcm_enetsw_get_ethtool_stats() local
2538 priv = netdev_priv(netdev); in bcm_enetsw_get_ethtool_stats()
2552 lo = enetsw_readl(priv, ENETSW_MIB_REG(reg)); in bcm_enetsw_get_ethtool_stats()
2553 p = (char *)priv + s->stat_offset; in bcm_enetsw_get_ethtool_stats()
2556 hi = enetsw_readl(priv, ENETSW_MIB_REG(reg + 1)); in bcm_enetsw_get_ethtool_stats()
2572 p = (char *)priv + s->stat_offset; in bcm_enetsw_get_ethtool_stats()
2582 struct bcm_enet_priv *priv; in bcm_enetsw_get_ringparam() local
2584 priv = netdev_priv(dev); in bcm_enetsw_get_ringparam()
2591 ering->rx_pending = priv->rx_ring_size; in bcm_enetsw_get_ringparam()
2592 ering->tx_pending = priv->tx_ring_size; in bcm_enetsw_get_ringparam()
2598 struct bcm_enet_priv *priv; in bcm_enetsw_set_ringparam() local
2601 priv = netdev_priv(dev); in bcm_enetsw_set_ringparam()
2609 priv->rx_ring_size = ering->rx_pending; in bcm_enetsw_set_ringparam()
2610 priv->tx_ring_size = ering->tx_pending; in bcm_enetsw_set_ringparam()
2634 struct bcm_enet_priv *priv; in bcm_enetsw_probe() local
2650 dev = alloc_etherdev(sizeof(*priv)); in bcm_enetsw_probe()
2653 priv = netdev_priv(dev); in bcm_enetsw_probe()
2656 priv->enet_is_sw = true; in bcm_enetsw_probe()
2657 priv->irq_rx = irq_rx; in bcm_enetsw_probe()
2658 priv->irq_tx = irq_tx; in bcm_enetsw_probe()
2659 priv->rx_ring_size = BCMENET_DEF_RX_DESC; in bcm_enetsw_probe()
2660 priv->tx_ring_size = BCMENET_DEF_TX_DESC; in bcm_enetsw_probe()
2661 priv->dma_maxburst = BCMENETSW_DMA_MAXBURST; in bcm_enetsw_probe()
2666 memcpy(priv->used_ports, pd->used_ports, in bcm_enetsw_probe()
2668 priv->num_ports = pd->num_ports; in bcm_enetsw_probe()
2669 priv->dma_has_sram = pd->dma_has_sram; in bcm_enetsw_probe()
2670 priv->dma_chan_en_mask = pd->dma_chan_en_mask; in bcm_enetsw_probe()
2671 priv->dma_chan_int_mask = pd->dma_chan_int_mask; in bcm_enetsw_probe()
2672 priv->dma_chan_width = pd->dma_chan_width; in bcm_enetsw_probe()
2679 priv->base = devm_ioremap_resource(&pdev->dev, res_mem); in bcm_enetsw_probe()
2680 if (IS_ERR(priv->base)) { in bcm_enetsw_probe()
2681 ret = PTR_ERR(priv->base); in bcm_enetsw_probe()
2685 priv->mac_clk = devm_clk_get(&pdev->dev, "enetsw"); in bcm_enetsw_probe()
2686 if (IS_ERR(priv->mac_clk)) { in bcm_enetsw_probe()
2687 ret = PTR_ERR(priv->mac_clk); in bcm_enetsw_probe()
2690 ret = clk_prepare_enable(priv->mac_clk); in bcm_enetsw_probe()
2694 priv->rx_chan = 0; in bcm_enetsw_probe()
2695 priv->tx_chan = 1; in bcm_enetsw_probe()
2696 spin_lock_init(&priv->rx_lock); in bcm_enetsw_probe()
2699 timer_setup(&priv->rx_timeout, bcm_enet_refill_rx_timer, 0); in bcm_enetsw_probe()
2703 netif_napi_add(dev, &priv->napi, bcm_enet_poll, 16); in bcm_enetsw_probe()
2707 spin_lock_init(&priv->enetsw_mdio_lock); in bcm_enetsw_probe()
2715 priv->pdev = pdev; in bcm_enetsw_probe()
2716 priv->net_dev = dev; in bcm_enetsw_probe()
2721 clk_disable_unprepare(priv->mac_clk); in bcm_enetsw_probe()
2731 struct bcm_enet_priv *priv; in bcm_enetsw_remove() local
2736 priv = netdev_priv(dev); in bcm_enetsw_remove()
2739 clk_disable_unprepare(priv->mac_clk); in bcm_enetsw_remove()