UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

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>
This commit is contained in:
Finn Thain 2007-05-01 22:33:02 +02:00 committed by Linus Torvalds
parent 8b6aaab8c8
commit d74472f0b2
3 changed files with 16 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/net/jazzsonic.c
View File

@ -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;
}

17
drivers/net/macsonic.c
View File

@ -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);

7
drivers/net/sonic.c
View File

@ -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]) {