diff options
Diffstat (limited to 'drivers/net/ethernet/natsemi/jazzsonic.c')
| -rw-r--r-- | drivers/net/ethernet/natsemi/jazzsonic.c | 47 |
1 files changed, 11 insertions, 36 deletions
diff --git a/drivers/net/ethernet/natsemi/jazzsonic.c b/drivers/net/ethernet/natsemi/jazzsonic.c index 51fa82b429a3..3f371faeb6d0 100644 --- a/drivers/net/ethernet/natsemi/jazzsonic.c +++ b/drivers/net/ethernet/natsemi/jazzsonic.c @@ -36,9 +36,9 @@ #include <linux/platform_device.h> #include <linux/dma-mapping.h> #include <linux/slab.h> +#include <linux/pgtable.h> #include <asm/bootinfo.h> -#include <asm/pgtable.h> #include <asm/io.h> #include <asm/dma.h> #include <asm/jazz.h> @@ -114,6 +114,7 @@ static int sonic_probe1(struct net_device *dev) struct sonic_local *lp = netdev_priv(dev); int err = -ENODEV; int i; + unsigned char addr[ETH_ALEN]; if (!request_mem_region(dev->base_addr, SONIC_MEM_SIZE, jazz_sonic_string)) return -EBUSY; @@ -143,43 +144,17 @@ static int sonic_probe1(struct net_device *dev) SONIC_WRITE(SONIC_CEP,0); for (i=0; i<3; i++) { val = SONIC_READ(SONIC_CAP0-i); - dev->dev_addr[i*2] = val; - dev->dev_addr[i*2+1] = val >> 8; + addr[i*2] = val; + addr[i*2+1] = val >> 8; } - - err = -ENOMEM; - - /* Initialize the device structure. */ + eth_hw_addr_set(dev, addr); lp->dma_bitmode = SONIC_BITMODE32; - /* Allocate the entire chunk of memory for the descriptors. - Note that this cannot cross a 64K boundary. */ - lp->descriptors = dma_alloc_coherent(lp->device, - SIZEOF_SONIC_DESC * - SONIC_BUS_SCALE(lp->dma_bitmode), - &lp->descriptors_laddr, - GFP_KERNEL); - if (lp->descriptors == NULL) + err = sonic_alloc_descriptors(dev); + if (err) goto out; - /* Now set up the pointers to point to the appropriate places */ - lp->cda = lp->descriptors; - lp->tda = lp->cda + (SIZEOF_SONIC_CDA - * SONIC_BUS_SCALE(lp->dma_bitmode)); - lp->rda = lp->tda + (SIZEOF_SONIC_TD * SONIC_NUM_TDS - * SONIC_BUS_SCALE(lp->dma_bitmode)); - lp->rra = lp->rda + (SIZEOF_SONIC_RD * SONIC_NUM_RDS - * SONIC_BUS_SCALE(lp->dma_bitmode)); - - lp->cda_laddr = lp->descriptors_laddr; - lp->tda_laddr = lp->cda_laddr + (SIZEOF_SONIC_CDA - * SONIC_BUS_SCALE(lp->dma_bitmode)); - lp->rda_laddr = lp->tda_laddr + (SIZEOF_SONIC_TD * SONIC_NUM_TDS - * SONIC_BUS_SCALE(lp->dma_bitmode)); - lp->rra_laddr = lp->rda_laddr + (SIZEOF_SONIC_RD * SONIC_NUM_RDS - * SONIC_BUS_SCALE(lp->dma_bitmode)); - dev->netdev_ops = &sonic_netdev_ops; dev->watchdog_timeo = TX_TIMEOUT; @@ -220,8 +195,6 @@ static int jazz_sonic_probe(struct platform_device *pdev) SET_NETDEV_DEV(dev, &pdev->dev); platform_set_drvdata(pdev, dev); - netdev_boot_setup_check(dev); - dev->base_addr = res->start; dev->irq = platform_get_irq(pdev, 0); err = sonic_probe1(dev); @@ -235,11 +208,13 @@ static int jazz_sonic_probe(struct platform_device *pdev) err = register_netdev(dev); if (err) - goto out1; + goto undo_probe1; return 0; -out1: +undo_probe1: + dma_free_coherent(lp->device, SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode), + lp->descriptors, lp->descriptors_laddr); release_mem_region(dev->base_addr, SONIC_MEM_SIZE); out: free_netdev(dev); |