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synced 2024-12-18 10:13:57 +08:00
SONIC: small fix and cleanup
Fix a potential problem in the timeout handling: don't free the DMA buffers before resetting the chip. Also a trivial cleanup. Bring macsonic and jazzsonic into sync. Signed-off-by: Finn Thain <fthain@telegraphics.com.au> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -269,11 +269,11 @@ static int __devexit jazz_sonic_device_remove (struct platform_device *pdev)
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struct net_device *dev = platform_get_drvdata(pdev);
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struct sonic_local* lp = netdev_priv(dev);
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unregister_netdev (dev);
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unregister_netdev(dev);
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dma_free_coherent(lp->device, SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode),
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lp->descriptors, lp->descriptors_laddr);
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release_region (dev->base_addr, SONIC_MEM_SIZE);
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free_netdev (dev);
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free_netdev(dev);
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return 0;
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}
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@ -522,7 +522,7 @@ int __init mac_nubus_sonic_probe(struct net_device* dev)
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return macsonic_init(dev);
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}
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static int __init mac_sonic_probe(struct platform_device *device)
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static int __init mac_sonic_probe(struct platform_device *pdev)
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{
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struct net_device *dev;
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struct sonic_local *lp;
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@ -534,8 +534,8 @@ static int __init mac_sonic_probe(struct platform_device *device)
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return -ENOMEM;
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lp = netdev_priv(dev);
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lp->device = &device->dev;
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SET_NETDEV_DEV(dev, &device->dev);
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lp->device = &pdev->dev;
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SET_NETDEV_DEV(dev, &pdev->dev);
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SET_MODULE_OWNER(dev);
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/* This will catch fatal stuff like -ENOMEM as well as success */
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@ -576,15 +576,15 @@ MODULE_PARM_DESC(sonic_debug, "macsonic debug level (1-4)");
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#include "sonic.c"
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static int __devexit mac_sonic_device_remove (struct platform_device *device)
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static int __devexit mac_sonic_device_remove (struct platform_device *pdev)
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{
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struct net_device *dev = platform_get_drvdata(device);
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struct net_device *dev = platform_get_drvdata(pdev);
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struct sonic_local* lp = netdev_priv(dev);
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unregister_netdev (dev);
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unregister_netdev(dev);
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dma_free_coherent(lp->device, SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode),
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lp->descriptors, lp->descriptors_laddr);
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free_netdev (dev);
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free_netdev(dev);
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return 0;
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}
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@ -607,9 +607,8 @@ static int __init mac_sonic_init_module(void)
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}
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mac_sonic_device = platform_device_alloc(mac_sonic_string, 0);
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if (!mac_sonic_device) {
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if (!mac_sonic_device)
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goto out_unregister;
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}
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if (platform_device_add(mac_sonic_device)) {
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platform_device_put(mac_sonic_device);
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@ -178,8 +178,13 @@ static void sonic_tx_timeout(struct net_device *dev)
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{
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struct sonic_local *lp = netdev_priv(dev);
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int i;
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/* Stop the interrupts for this */
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/*
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* put the Sonic into software-reset mode and
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* disable all interrupts before releasing DMA buffers
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*/
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SONIC_WRITE(SONIC_IMR, 0);
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SONIC_WRITE(SONIC_ISR, 0x7fff);
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SONIC_WRITE(SONIC_CMD, SONIC_CR_RST);
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/* We could resend the original skbs. Easier to re-initialise. */
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for (i = 0; i < SONIC_NUM_TDS; i++) {
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if(lp->tx_laddr[i]) {
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