mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-09 23:02:28 +02:00
9b8a15dcde
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15382 3c298f89-4303-0410-b956-a3cf2f4a3e73
196 lines
5.3 KiB
Diff
196 lines
5.3 KiB
Diff
--- linux-2.6.28.9/drivers/net/r6040.c 2009-03-23 22:55:52.000000000 +0100
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+++ linux-2.6.28.9.new/drivers/net/r6040.c 2009-04-24 14:24:51.000000000 +0200
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@@ -49,12 +49,12 @@
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#include <asm/processor.h>
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#define DRV_NAME "r6040"
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-#define DRV_VERSION "0.19"
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-#define DRV_RELDATE "18Dec2008"
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+#define DRV_VERSION "0.22"
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+#define DRV_RELDATE "25Mar2009"
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/* PHY CHIP Address */
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#define PHY1_ADDR 1 /* For MAC1 */
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-#define PHY2_ADDR 2 /* For MAC2 */
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+#define PHY2_ADDR 3 /* For MAC2 */
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#define PHY_MODE 0x3100 /* PHY CHIP Register 0 */
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#define PHY_CAP 0x01E1 /* PHY CHIP Register 4 */
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@@ -160,6 +160,7 @@
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"Florian Fainelli <florian@openwrt.org>");
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MODULE_LICENSE("GPL");
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MODULE_DESCRIPTION("RDC R6040 NAPI PCI FastEthernet driver");
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+MODULE_VERSION(DRV_VERSION " " DRV_RELDATE);
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/* RX and TX interrupts that we handle */
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#define RX_INTS (RX_FIFO_FULL | RX_NO_DESC | RX_FINISH)
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@@ -200,7 +201,7 @@
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static char version[] __devinitdata = KERN_INFO DRV_NAME
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": RDC R6040 NAPI net driver,"
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- "version "DRV_VERSION " (" DRV_RELDATE ")\n";
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+ "version "DRV_VERSION " (" DRV_RELDATE ")";
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static int phy_table[] = { PHY1_ADDR, PHY2_ADDR };
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@@ -330,7 +331,7 @@
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do {
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skb = netdev_alloc_skb(dev, MAX_BUF_SIZE);
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if (!skb) {
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- printk(KERN_ERR "%s: failed to alloc skb for rx\n", dev->name);
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+ printk(KERN_ERR DRV_NAME "%s: failed to alloc skb for rx\n", dev->name);
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rc = -ENOMEM;
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goto err_exit;
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}
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@@ -438,7 +439,6 @@
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{
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struct r6040_private *lp = netdev_priv(dev);
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void __iomem *ioaddr = lp->base;
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- struct pci_dev *pdev = lp->pdev;
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int limit = 2048;
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u16 *adrp;
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u16 cmd;
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@@ -457,22 +457,12 @@
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iowrite16(adrp[0], ioaddr + MID_0L);
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iowrite16(adrp[1], ioaddr + MID_0M);
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iowrite16(adrp[2], ioaddr + MID_0H);
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- free_irq(dev->irq, dev);
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-
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- /* Free RX buffer */
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- r6040_free_rxbufs(dev);
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-
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- /* Free TX buffer */
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- r6040_free_txbufs(dev);
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-
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- /* Free Descriptor memory */
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- pci_free_consistent(pdev, RX_DESC_SIZE, lp->rx_ring, lp->rx_ring_dma);
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- pci_free_consistent(pdev, TX_DESC_SIZE, lp->tx_ring, lp->tx_ring_dma);
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}
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static int r6040_close(struct net_device *dev)
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{
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struct r6040_private *lp = netdev_priv(dev);
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+ struct pci_dev *pdev = lp->pdev;
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/* deleted timer */
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del_timer_sync(&lp->timer);
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@@ -481,8 +471,28 @@
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napi_disable(&lp->napi);
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netif_stop_queue(dev);
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r6040_down(dev);
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+
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+ free_irq(dev->irq, dev);
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+
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+ /* Free RX buffer */
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+ r6040_free_rxbufs(dev);
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+
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+ /* Free TX buffer */
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+ r6040_free_txbufs(dev);
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+
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spin_unlock_irq(&lp->lock);
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+ /* Free Descriptor memory */
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+ if (lp->rx_ring) {
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+ pci_free_consistent(pdev, RX_DESC_SIZE, lp->rx_ring, lp->rx_ring_dma);
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+ lp->rx_ring = NULL;
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+ }
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+
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+ if (lp->tx_ring) {
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+ pci_free_consistent(pdev, TX_DESC_SIZE, lp->tx_ring, lp->tx_ring_dma);
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+ lp->tx_ring = NULL;
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+ }
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+
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return 0;
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}
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@@ -598,7 +608,6 @@
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/* Send to upper layer */
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netif_receive_skb(skb_ptr);
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- dev->last_rx = jiffies;
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dev->stats.rx_packets++;
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dev->stats.rx_bytes += descptr->len - 4;
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@@ -668,7 +677,7 @@
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work_done = r6040_rx(dev, budget);
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if (work_done < budget) {
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- netif_rx_complete(dev, napi);
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+ napi_complete(napi);
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/* Enable RX interrupt */
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iowrite16(ioread16(ioaddr + MIER) | RX_INTS, ioaddr + MIER);
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}
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@@ -705,7 +714,7 @@
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/* Mask off RX interrupt */
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misr &= ~RX_INTS;
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- netif_rx_schedule(dev, &lp->napi);
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+ napi_schedule(&lp->napi);
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}
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/* TX interrupt request */
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@@ -1063,20 +1088,20 @@
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/* this should always be supported */
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err = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
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if (err) {
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- printk(KERN_ERR DRV_NAME "32-bit PCI DMA addresses"
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+ printk(KERN_ERR DRV_NAME ": 32-bit PCI DMA addresses"
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"not supported by the card\n");
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goto err_out;
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}
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err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
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if (err) {
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- printk(KERN_ERR DRV_NAME "32-bit PCI DMA addresses"
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+ printk(KERN_ERR DRV_NAME ": 32-bit PCI DMA addresses"
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"not supported by the card\n");
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goto err_out;
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}
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/* IO Size check */
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if (pci_resource_len(pdev, 0) < io_size) {
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- printk(KERN_ERR DRV_NAME "Insufficient PCI resources, aborting\n");
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+ printk(KERN_ERR DRV_NAME ": Insufficient PCI resources, aborting\n");
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err = -EIO;
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goto err_out;
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}
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@@ -1086,7 +1111,7 @@
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dev = alloc_etherdev(sizeof(struct r6040_private));
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if (!dev) {
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- printk(KERN_ERR DRV_NAME "Failed to allocate etherdev\n");
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+ printk(KERN_ERR DRV_NAME ": Failed to allocate etherdev\n");
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err = -ENOMEM;
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goto err_out;
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}
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@@ -1102,11 +1127,15 @@
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ioaddr = pci_iomap(pdev, bar, io_size);
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if (!ioaddr) {
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- printk(KERN_ERR "ioremap failed for device %s\n",
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+ printk(KERN_ERR DRV_NAME ": ioremap failed for device %s\n",
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pci_name(pdev));
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err = -EIO;
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goto err_out_free_res;
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}
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+ /* If PHY status change register is still set to zero it means the
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+ * bootloader didn't initialize it */
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+ if (ioread16(ioaddr + PHY_CC) == 0)
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+ iowrite16(0x9f07, ioaddr + PHY_CC);
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/* Init system & device */
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lp->base = ioaddr;
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@@ -1123,6 +1152,13 @@
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adrp[1] = ioread16(ioaddr + MID_0M);
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adrp[2] = ioread16(ioaddr + MID_0H);
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+ /* Some bootloader/BIOSes do not initialize
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+ * MAC address, warn about that */
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+ if (!(adrp[0] || adrp[1] || adrp[2])) {
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+ printk(KERN_WARNING DRV_NAME ": MAC address not initialized, generating random\n");
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+ random_ether_addr(dev->dev_addr);
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+ }
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+
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/* Link new device into r6040_root_dev */
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lp->pdev = pdev;
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lp->dev = dev;
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