X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/1b055785c67f7daa81c55b8237d43e3bf2680a30..9486190f3fabf8b68fd943ab814c16c303c4177b:/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c index 01f9c03fe..e5eced228 100644 --- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c +++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c @@ -1,7 +1,7 @@ /* * Atheros AR71xx built-in ethernet mac driver * - * Copyright (C) 2008 Gabor Juhos + * Copyright (C) 2008-2009 Gabor Juhos * Copyright (C) 2008 Imre Kaloz * * Based on Atheros' AG7100 driver @@ -296,17 +296,6 @@ static void ag71xx_hw_set_macaddr(struct ag71xx *ag, unsigned char *mac) ag71xx_wr(ag, AG71XX_REG_MAC_ADDR2, t); } -#define AR71XX_MAC_CFG1_INIT (MAC_CFG1_RXE | MAC_CFG1_TXE | \ - MAC_CFG1_SRX | MAC_CFG1_STX) -#define AR71XX_FIFO_CFG5_INIT 0x0007ffef - -#define AR91XX_MAC_CFG1_INIT (MAC_CFG1_RXE | MAC_CFG1_TXE | \ - MAC_CFG1_SRX | MAC_CFG1_STX | \ - MAC_CFG1_TFC | MAC_CFG1_RFC) -#define AR91XX_FIFO_CFG5_INIT 0x0007efef - -#define FIFO_CFG0_INIT (FIFO_CFG0_ALL << FIFO_CFG0_ENABLE_SHIFT) - static void ag71xx_dma_reset(struct ag71xx *ag) { int i; @@ -342,6 +331,25 @@ static void ag71xx_dma_reset(struct ag71xx *ag) ag71xx_dump_dma_regs(ag); } +#define MAC_CFG1_INIT (MAC_CFG1_RXE | MAC_CFG1_TXE | \ + MAC_CFG1_SRX | MAC_CFG1_STX) + +#define FIFO_CFG0_INIT (FIFO_CFG0_ALL << FIFO_CFG0_ENABLE_SHIFT) + +#define FIFO_CFG4_INIT (FIFO_CFG4_DE | FIFO_CFG4_DV | FIFO_CFG4_FC | \ + FIFO_CFG4_CE | FIFO_CFG4_CR | FIFO_CFG4_LM | \ + FIFO_CFG4_LO | FIFO_CFG4_OK | FIFO_CFG4_MC | \ + FIFO_CFG4_BC | FIFO_CFG4_DR | FIFO_CFG4_LE | \ + FIFO_CFG4_CF | FIFO_CFG4_PF | FIFO_CFG4_UO | \ + FIFO_CFG4_VT) + +#define FIFO_CFG5_INIT (FIFO_CFG5_DE | FIFO_CFG5_DV | FIFO_CFG5_FC | \ + FIFO_CFG5_CE | FIFO_CFG5_LO | FIFO_CFG5_OK | \ + FIFO_CFG5_MC | FIFO_CFG5_BC | FIFO_CFG5_DR | \ + FIFO_CFG5_CF | FIFO_CFG5_PF | FIFO_CFG5_VT | \ + FIFO_CFG5_LE | FIFO_CFG5_FT | FIFO_CFG5_16 | \ + FIFO_CFG5_17 | FIFO_CFG5_SF) + static void ag71xx_hw_init(struct ag71xx *ag) { struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag); @@ -355,8 +363,7 @@ static void ag71xx_hw_init(struct ag71xx *ag) mdelay(100); /* setup MAC configuration registers */ - ag71xx_wr(ag, AG71XX_REG_MAC_CFG1, - pdata->is_ar91xx ? AR91XX_MAC_CFG1_INIT : AR71XX_MAC_CFG1_INIT); + ag71xx_wr(ag, AG71XX_REG_MAC_CFG1, MAC_CFG1_INIT); ag71xx_sb(ag, AG71XX_REG_MAC_CFG2, MAC_CFG2_PAD_CRC_EN | MAC_CFG2_LEN_CHECK); @@ -370,10 +377,8 @@ static void ag71xx_hw_init(struct ag71xx *ag) ag71xx_wr(ag, AG71XX_REG_FIFO_CFG0, FIFO_CFG0_INIT); ag71xx_wr(ag, AG71XX_REG_FIFO_CFG1, 0x0fff0000); ag71xx_wr(ag, AG71XX_REG_FIFO_CFG2, 0x00001fff); - ag71xx_wr(ag, AG71XX_REG_FIFO_CFG4, 0x0000ffff); - ag71xx_wr(ag, AG71XX_REG_FIFO_CFG5, - pdata->is_ar91xx ? AR91XX_FIFO_CFG5_INIT - : AR71XX_FIFO_CFG5_INIT); + ag71xx_wr(ag, AG71XX_REG_FIFO_CFG4, FIFO_CFG4_INIT); + ag71xx_wr(ag, AG71XX_REG_FIFO_CFG5, FIFO_CFG5_INIT); ag71xx_dma_reset(ag); } @@ -468,6 +473,8 @@ static int ag71xx_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) if (!ag71xx_desc_empty(desc)) goto err_drop; + ag71xx_add_ar8216_header(ag, skb); + if (skb->len <= 0) { DBG("%s: packet len is too small\n", ag->dev->name); goto err_drop; @@ -642,15 +649,20 @@ static int ag71xx_rx_packets(struct ag71xx *ag, int limit) skb_put(skb, pktlen); skb->dev = dev; - skb->protocol = eth_type_trans(skb, dev); skb->ip_summed = CHECKSUM_NONE; - netif_receive_skb(skb); - dev->last_rx = jiffies; dev->stats.rx_packets++; dev->stats.rx_bytes += pktlen; + if (ag71xx_remove_ar8216_header(ag, skb) != 0) { + dev->stats.rx_dropped++; + kfree_skb(skb); + } else { + skb->protocol = eth_type_trans(skb, dev); + netif_receive_skb(skb); + } + ring->buf[i].skb = NULL; done++; @@ -711,13 +723,13 @@ static int ag71xx_poll(struct napi_struct *napi, int limit) spin_lock_irqsave(&ag->lock, flags); ag71xx_int_enable(ag, AG71XX_INT_POLL); spin_unlock_irqrestore(&ag->lock, flags); - return 0; + return done; } more: DBG("%s: stay in polling mode, done=%d, limit=%d\n", dev->name, done, limit); - return 1; + return done; oom: if (netif_msg_rx_err(ag)) @@ -792,7 +804,7 @@ static int __init ag71xx_probe(struct platform_device *pdev) ag = netdev_priv(dev); ag->pdev = pdev; ag->dev = dev; - ag->mii_bus = &ag71xx_mdio_bus->mii_bus; + ag->mii_bus = ag71xx_mdio_bus->mii_bus; ag->msg_enable = netif_msg_init(ag71xx_debug, AG71XX_DEFAULT_MSG_ENABLE); spin_lock_init(&ag->lock); @@ -863,16 +875,9 @@ static int __init ag71xx_probe(struct platform_device *pdev) ag->oom_timer.data = (unsigned long) dev; ag->oom_timer.function = ag71xx_oom_timer_handler; - netif_napi_add(dev, &ag->napi, ag71xx_poll, AG71XX_NAPI_WEIGHT); + memcpy(dev->dev_addr, pdata->mac_addr, ETH_ALEN); - if (is_valid_ether_addr(pdata->mac_addr)) - memcpy(dev->dev_addr, pdata->mac_addr, ETH_ALEN); - else { - dev->dev_addr[0] = 0xde; - dev->dev_addr[1] = 0xad; - get_random_bytes(&dev->dev_addr[2], 3); - dev->dev_addr[5] = pdev->id & 0xff; - } + netif_napi_add(dev, &ag->napi, ag71xx_poll, AG71XX_NAPI_WEIGHT); err = register_netdev(dev); if (err) {