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>

diff --git a/drivers/net/jazzsonic.c b/drivers/net/jazzsonic.c
index d34afb52ea7fe8d73f91f2f22e3000b0505223ac..1a73630fd7d501b0a1ecce231d009316276ce914 100644 (file)
--- a/drivers/net/jazzsonic.c
+++ b/drivers/net/jazzsonic.c
@@ -269,11 +269,11 @@ static int __devexit jazz_sonic_device_remove (struct platform_device *pdev)
        struct net_device *dev = platform_get_drvdata(pdev);
        struct sonic_local* lp = netdev_priv(dev);
 
-       unregister_netdev (dev);
+       unregister_netdev(dev);
        dma_free_coherent(lp->device, SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode),
                          lp->descriptors, lp->descriptors_laddr);
        release_region (dev->base_addr, SONIC_MEM_SIZE);
-       free_netdev (dev);
+       free_netdev(dev);
 
        return 0;
 }

diff --git a/drivers/net/macsonic.c b/drivers/net/macsonic.c
index a3d24a39b5f1baa48a3a2cfa4610b36194b7d480..c78a7e2e8ba8301305dc74305fed2141164caf54 100644 (file)
--- a/drivers/net/macsonic.c
+++ b/drivers/net/macsonic.c
@@ -522,7 +522,7 @@ int __init mac_nubus_sonic_probe(struct net_device* dev)
        return macsonic_init(dev);
 }
 
-static int __init mac_sonic_probe(struct platform_device *device)
+static int __init mac_sonic_probe(struct platform_device *pdev)
 {
        struct net_device *dev;
        struct sonic_local *lp;
@@ -534,8 +534,8 @@ static int __init mac_sonic_probe(struct platform_device *device)
                return -ENOMEM;
 
        lp = netdev_priv(dev);
-       lp->device = &device->dev;
-       SET_NETDEV_DEV(dev, &device->dev);
+       lp->device = &pdev->dev;
+       SET_NETDEV_DEV(dev, &pdev->dev);
        SET_MODULE_OWNER(dev);
 
        /* This will catch fatal stuff like -ENOMEM as well as success */
@@ -576,15 +576,15 @@ MODULE_PARM_DESC(sonic_debug, "macsonic debug level (1-4)");
 
 #include "sonic.c"
 
-static int __devexit mac_sonic_device_remove (struct platform_device *device)
+static int __devexit mac_sonic_device_remove (struct platform_device *pdev)
 {
-       struct net_device *dev = platform_get_drvdata(device);
+       struct net_device *dev = platform_get_drvdata(pdev);
        struct sonic_local* lp = netdev_priv(dev);
 
-       unregister_netdev (dev);
+       unregister_netdev(dev);
        dma_free_coherent(lp->device, SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode),
                          lp->descriptors, lp->descriptors_laddr);
-       free_netdev (dev);
+       free_netdev(dev);
 
        return 0;
 }
@@ -607,9 +607,8 @@ static int __init mac_sonic_init_module(void)
        }
 
        mac_sonic_device = platform_device_alloc(mac_sonic_string, 0);
-       if (!mac_sonic_device) {
+       if (!mac_sonic_device)
                goto out_unregister;
-       }
 
        if (platform_device_add(mac_sonic_device)) {
                platform_device_put(mac_sonic_device);

diff --git a/drivers/net/sonic.c b/drivers/net/sonic.c
index c6320c7199312251a268eaa9b07706a4a2aa3eca..687c1413c4ee5e446b7838acf849a3db9fdde771 100644 (file)
--- a/drivers/net/sonic.c
+++ b/drivers/net/sonic.c
@@ -178,8 +178,13 @@ static void sonic_tx_timeout(struct net_device *dev)
 {
        struct sonic_local *lp = netdev_priv(dev);
        int i;
-       /* Stop the interrupts for this */
+       /*
+        * put the Sonic into software-reset mode and
+        * disable all interrupts before releasing DMA buffers
+        */
        SONIC_WRITE(SONIC_IMR, 0);
+       SONIC_WRITE(SONIC_ISR, 0x7fff);
+       SONIC_WRITE(SONIC_CMD, SONIC_CR_RST);
        /* We could resend the original skbs. Easier to re-initialise. */
        for (i = 0; i < SONIC_NUM_TDS; i++) {
                if(lp->tx_laddr[i]) {