diff options
Diffstat (limited to 'drivers/net/stmmac/stmmac_main.c')
-rw-r--r-- | drivers/net/stmmac/stmmac_main.c | 138 |
1 files changed, 66 insertions, 72 deletions
diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c index 82ebbc0..86e9103 100644 --- a/drivers/net/stmmac/stmmac_main.c +++ b/drivers/net/stmmac/stmmac_main.c @@ -225,38 +225,34 @@ static void stmmac_adjust_link(struct net_device *dev) if (phydev->duplex != priv->oldduplex) { new_state = 1; if (!(phydev->duplex)) - ctrl &= ~priv->mac_type->hw.link.duplex; + ctrl &= ~priv->hw->link.duplex; else - ctrl |= priv->mac_type->hw.link.duplex; + ctrl |= priv->hw->link.duplex; priv->oldduplex = phydev->duplex; } /* Flow Control operation */ if (phydev->pause) - priv->mac_type->ops->flow_ctrl(ioaddr, phydev->duplex, - fc, pause_time); + priv->hw->mac->flow_ctrl(ioaddr, phydev->duplex, + fc, pause_time); if (phydev->speed != priv->speed) { new_state = 1; switch (phydev->speed) { case 1000: if (likely(priv->is_gmac)) - ctrl &= ~priv->mac_type->hw.link.port; + ctrl &= ~priv->hw->link.port; break; case 100: case 10: if (priv->is_gmac) { - ctrl |= priv->mac_type->hw.link.port; + ctrl |= priv->hw->link.port; if (phydev->speed == SPEED_100) { - ctrl |= - priv->mac_type->hw.link. - speed; + ctrl |= priv->hw->link.speed; } else { - ctrl &= - ~(priv->mac_type->hw. - link.speed); + ctrl &= ~(priv->hw->link.speed); } } else { - ctrl &= ~priv->mac_type->hw.link.port; + ctrl &= ~priv->hw->link.port; } if (likely(priv->fix_mac_speed)) priv->fix_mac_speed(priv->bsp_priv, @@ -509,8 +505,8 @@ static void init_dma_desc_rings(struct net_device *dev) priv->cur_tx = 0; /* Clear the Rx/Tx descriptors */ - priv->mac_type->ops->init_rx_desc(priv->dma_rx, rxsize, dis_ic); - priv->mac_type->ops->init_tx_desc(priv->dma_tx, txsize); + priv->hw->desc->init_rx_desc(priv->dma_rx, rxsize, dis_ic); + priv->hw->desc->init_tx_desc(priv->dma_tx, txsize); if (netif_msg_hw(priv)) { pr_info("RX descriptor ring:\n"); @@ -545,8 +541,8 @@ static void dma_free_tx_skbufs(struct stmmac_priv *priv) struct dma_desc *p = priv->dma_tx + i; if (p->des2) dma_unmap_single(priv->device, p->des2, - priv->mac_type->ops->get_tx_len(p), - DMA_TO_DEVICE); + priv->hw->desc->get_tx_len(p), + DMA_TO_DEVICE); dev_kfree_skb_any(priv->tx_skbuff[i]); priv->tx_skbuff[i] = NULL; } @@ -630,18 +626,18 @@ static void stmmac_dma_operation_mode(struct stmmac_priv *priv) { if (!priv->is_gmac) { /* MAC 10/100 */ - priv->mac_type->ops->dma_mode(priv->dev->base_addr, tc, 0); + priv->hw->dma->dma_mode(priv->dev->base_addr, tc, 0); priv->tx_coe = NO_HW_CSUM; } else { if ((priv->dev->mtu <= ETH_DATA_LEN) && (tx_coe)) { - priv->mac_type->ops->dma_mode(priv->dev->base_addr, - SF_DMA_MODE, SF_DMA_MODE); + priv->hw->dma->dma_mode(priv->dev->base_addr, + SF_DMA_MODE, SF_DMA_MODE); tc = SF_DMA_MODE; priv->tx_coe = HW_CSUM; } else { /* Checksum computation is performed in software. */ - priv->mac_type->ops->dma_mode(priv->dev->base_addr, tc, - SF_DMA_MODE); + priv->hw->dma->dma_mode(priv->dev->base_addr, tc, + SF_DMA_MODE); priv->tx_coe = NO_HW_CSUM; } } @@ -749,16 +745,16 @@ static void stmmac_tx(struct stmmac_priv *priv) struct dma_desc *p = priv->dma_tx + entry; /* Check if the descriptor is owned by the DMA. */ - if (priv->mac_type->ops->get_tx_owner(p)) + if (priv->hw->desc->get_tx_owner(p)) break; /* Verify tx error by looking at the last segment */ - last = priv->mac_type->ops->get_tx_ls(p); + last = priv->hw->desc->get_tx_ls(p); if (likely(last)) { int tx_error = - priv->mac_type->ops->tx_status(&priv->dev->stats, - &priv->xstats, - p, ioaddr); + priv->hw->desc->tx_status(&priv->dev->stats, + &priv->xstats, p, + ioaddr); if (likely(tx_error == 0)) { priv->dev->stats.tx_packets++; priv->xstats.tx_pkt_n++; @@ -770,7 +766,7 @@ static void stmmac_tx(struct stmmac_priv *priv) if (likely(p->des2)) dma_unmap_single(priv->device, p->des2, - priv->mac_type->ops->get_tx_len(p), + priv->hw->desc->get_tx_len(p), DMA_TO_DEVICE); if (unlikely(p->des3)) p->des3 = 0; @@ -791,7 +787,7 @@ static void stmmac_tx(struct stmmac_priv *priv) priv->tx_skbuff[entry] = NULL; } - priv->mac_type->ops->release_tx_desc(p); + priv->hw->desc->release_tx_desc(p); entry = (++priv->dirty_tx) % txsize; } @@ -833,7 +829,7 @@ static int stmmac_has_work(struct stmmac_priv *priv) unsigned int has_work = 0; int rxret, tx_work = 0; - rxret = priv->mac_type->ops->get_rx_owner(priv->dma_rx + + rxret = priv->hw->desc->get_rx_owner(priv->dma_rx + (priv->cur_rx % priv->dma_rx_size)); if (priv->dirty_tx != priv->cur_tx) @@ -886,7 +882,7 @@ static void stmmac_tx_err(struct stmmac_priv *priv) stmmac_dma_stop_tx(priv->dev->base_addr); dma_free_tx_skbufs(priv); - priv->mac_type->ops->init_tx_desc(priv->dma_tx, priv->dma_tx_size); + priv->hw->desc->init_tx_desc(priv->dma_tx, priv->dma_tx_size); priv->dirty_tx = 0; priv->cur_tx = 0; stmmac_dma_start_tx(priv->dev->base_addr); @@ -926,8 +922,8 @@ static void stmmac_dma_interrupt(struct net_device *dev) if (unlikely(tc != SF_DMA_MODE) && (tc <= 256)) { /* Try to bump up the threshold */ tc += 64; - priv->mac_type->ops->dma_mode(ioaddr, tc, - SF_DMA_MODE); + priv->hw->dma->dma_mode(ioaddr, tc, + SF_DMA_MODE); priv->xstats.threshold = tc; } stmmac_tx_err(priv); @@ -1059,20 +1055,20 @@ static int stmmac_open(struct net_device *dev) init_dma_desc_rings(dev); /* DMA initialization and SW reset */ - if (unlikely(priv->mac_type->ops->dma_init(ioaddr, - priv->pbl, priv->dma_tx_phy, priv->dma_rx_phy) < 0)) { + if (unlikely(priv->hw->dma->init(ioaddr, priv->pbl, priv->dma_tx_phy, + priv->dma_rx_phy) < 0)) { pr_err("%s: DMA initialization failed\n", __func__); return -1; } /* Copy the MAC addr into the HW */ - priv->mac_type->ops->set_umac_addr(ioaddr, dev->dev_addr, 0); + priv->hw->mac->set_umac_addr(ioaddr, dev->dev_addr, 0); /* If required, perform hw setup of the bus. */ if (priv->bus_setup) priv->bus_setup(ioaddr); /* Initialize the MAC Core */ - priv->mac_type->ops->core_init(ioaddr); + priv->hw->mac->core_init(ioaddr); priv->shutdown = 0; @@ -1101,8 +1097,8 @@ static int stmmac_open(struct net_device *dev) #endif /* Dump DMA/MAC registers */ if (netif_msg_hw(priv)) { - priv->mac_type->ops->dump_mac_regs(ioaddr); - priv->mac_type->ops->dump_dma_regs(ioaddr); + priv->hw->mac->dump_regs(ioaddr); + priv->hw->dma->dump_regs(ioaddr); } if (priv->phydev) @@ -1218,8 +1214,8 @@ static unsigned int stmmac_handle_jumbo_frames(struct sk_buff *skb, desc->des2 = dma_map_single(priv->device, skb->data, BUF_SIZE_8KiB, DMA_TO_DEVICE); desc->des3 = desc->des2 + BUF_SIZE_4KiB; - priv->mac_type->ops->prepare_tx_desc(desc, 1, BUF_SIZE_8KiB, - csum_insertion); + priv->hw->desc->prepare_tx_desc(desc, 1, BUF_SIZE_8KiB, + csum_insertion); entry = (++priv->cur_tx) % txsize; desc = priv->dma_tx + entry; @@ -1228,16 +1224,17 @@ static unsigned int stmmac_handle_jumbo_frames(struct sk_buff *skb, skb->data + BUF_SIZE_8KiB, buf2_size, DMA_TO_DEVICE); desc->des3 = desc->des2 + BUF_SIZE_4KiB; - priv->mac_type->ops->prepare_tx_desc(desc, 0, - buf2_size, csum_insertion); - priv->mac_type->ops->set_tx_owner(desc); + priv->hw->desc->prepare_tx_desc(desc, 0, buf2_size, + csum_insertion); + priv->hw->desc->set_tx_owner(desc); + priv->tx_skbuff[entry] = NULL; } else { desc->des2 = dma_map_single(priv->device, skb->data, nopaged_len, DMA_TO_DEVICE); desc->des3 = desc->des2 + BUF_SIZE_4KiB; - priv->mac_type->ops->prepare_tx_desc(desc, 1, nopaged_len, - csum_insertion); + priv->hw->desc->prepare_tx_desc(desc, 1, nopaged_len, + csum_insertion); } return entry; } @@ -1305,8 +1302,8 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) unsigned int nopaged_len = skb_headlen(skb); desc->des2 = dma_map_single(priv->device, skb->data, nopaged_len, DMA_TO_DEVICE); - priv->mac_type->ops->prepare_tx_desc(desc, 1, nopaged_len, - csum_insertion); + priv->hw->desc->prepare_tx_desc(desc, 1, nopaged_len, + csum_insertion); } for (i = 0; i < nfrags; i++) { @@ -1321,21 +1318,20 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) frag->page_offset, len, DMA_TO_DEVICE); priv->tx_skbuff[entry] = NULL; - priv->mac_type->ops->prepare_tx_desc(desc, 0, len, - csum_insertion); - priv->mac_type->ops->set_tx_owner(desc); + priv->hw->desc->prepare_tx_desc(desc, 0, len, csum_insertion); + priv->hw->desc->set_tx_owner(desc); } /* Interrupt on completition only for the latest segment */ - priv->mac_type->ops->close_tx_desc(desc); + priv->hw->desc->close_tx_desc(desc); #ifdef CONFIG_STMMAC_TIMER /* Clean IC while using timer */ if (likely(priv->tm->enable)) - priv->mac_type->ops->clear_tx_ic(desc); + priv->hw->desc->clear_tx_ic(desc); #endif /* To avoid raise condition */ - priv->mac_type->ops->set_tx_owner(first); + priv->hw->desc->set_tx_owner(first); priv->cur_tx++; @@ -1395,7 +1391,7 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv) } RX_DBG(KERN_INFO "\trefill entry #%d\n", entry); } - priv->mac_type->ops->set_rx_owner(p + entry); + priv->hw->desc->set_rx_owner(p + entry); } return; } @@ -1416,7 +1412,7 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) } #endif count = 0; - while (!priv->mac_type->ops->get_rx_owner(p)) { + while (!priv->hw->desc->get_rx_owner(p)) { int status; if (count >= limit) @@ -1429,15 +1425,14 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit) prefetch(p_next); /* read the status of the incoming frame */ - status = (priv->mac_type->ops->rx_status(&priv->dev->stats, - &priv->xstats, p)); + status = (priv->hw->desc->rx_status(&priv->dev->stats, + &priv->xstats, p)); if (unlikely(status == discard_frame)) priv->dev->stats.rx_errors++; else { struct sk_buff *skb; /* Length should omit the CRC */ - int frame_len = - priv->mac_type->ops->get_rx_frame_len(p) - 4; + int frame_len = priv->hw->desc->get_rx_frame_len(p) - 4; #ifdef STMMAC_RX_DEBUG if (frame_len > ETH_FRAME_LEN) @@ -1573,7 +1568,7 @@ static void stmmac_multicast_list(struct net_device *dev) struct stmmac_priv *priv = netdev_priv(dev); spin_lock(&priv->lock); - priv->mac_type->ops->set_filter(dev); + priv->hw->mac->set_filter(dev); spin_unlock(&priv->lock); return; } @@ -1627,7 +1622,7 @@ static irqreturn_t stmmac_interrupt(int irq, void *dev_id) if (priv->is_gmac) { unsigned long ioaddr = dev->base_addr; /* To handle GMAC own interrupts */ - priv->mac_type->ops->host_irq_status(ioaddr); + priv->hw->mac->host_irq_status(ioaddr); } stmmac_dma_interrupt(dev); @@ -1748,7 +1743,7 @@ static int stmmac_probe(struct net_device *dev) netif_napi_add(dev, &priv->napi, stmmac_poll, 64); /* Get the MAC address */ - priv->mac_type->ops->get_umac_addr(dev->base_addr, dev->dev_addr, 0); + priv->hw->mac->get_umac_addr(dev->base_addr, dev->dev_addr, 0); if (!is_valid_ether_addr(dev->dev_addr)) pr_warning("\tno valid MAC address;" @@ -1790,9 +1785,9 @@ static int stmmac_mac_device_setup(struct net_device *dev) if (!device) return -ENOMEM; - priv->mac_type = device; + priv->hw = device; - priv->wolenabled = priv->mac_type->hw.pmt; /* PMT supported */ + priv->wolenabled = priv->hw->pmt; /* PMT supported */ if (priv->wolenabled == PMT_SUPPORTED) priv->wolopts = WAKE_MAGIC; /* Magic Frame */ @@ -2048,18 +2043,17 @@ static int stmmac_suspend(struct platform_device *pdev, pm_message_t state) stmmac_dma_stop_tx(dev->base_addr); stmmac_dma_stop_rx(dev->base_addr); /* Clear the Rx/Tx descriptors */ - priv->mac_type->ops->init_rx_desc(priv->dma_rx, - priv->dma_rx_size, dis_ic); - priv->mac_type->ops->init_tx_desc(priv->dma_tx, - priv->dma_tx_size); + priv->hw->desc->init_rx_desc(priv->dma_rx, priv->dma_rx_size, + dis_ic); + priv->hw->desc->init_tx_desc(priv->dma_tx, priv->dma_tx_size); stmmac_mac_disable_tx(dev->base_addr); if (device_may_wakeup(&(pdev->dev))) { /* Enable Power down mode by programming the PMT regs */ if (priv->wolenabled == PMT_SUPPORTED) - priv->mac_type->ops->pmt(dev->base_addr, - priv->wolopts); + priv->hw->mac->pmt(dev->base_addr, + priv->wolopts); } else { stmmac_mac_disable_rx(dev->base_addr); } @@ -2100,7 +2094,7 @@ static int stmmac_resume(struct platform_device *pdev) * from another devices (e.g. serial console). */ if (device_may_wakeup(&(pdev->dev))) if (priv->wolenabled == PMT_SUPPORTED) - priv->mac_type->ops->pmt(dev->base_addr, 0); + priv->hw->mac->pmt(dev->base_addr, 0); netif_device_attach(dev); |