diff options
Diffstat (limited to 'drivers/net/tg3.c')
| -rw-r--r-- | drivers/net/tg3.c | 37 |
1 files changed, 25 insertions, 12 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 437683aab32c..201be425643a 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -2190,7 +2190,14 @@ static int tg3_nvram_read_using_eeprom(struct tg3 *tp, if (!(tmp & EEPROM_ADDR_COMPLETE)) return -EBUSY; - *val = tr32(GRC_EEPROM_DATA); + tmp = tr32(GRC_EEPROM_DATA); + + /* + * The data will always be opposite the native endian + * format. Perform a blind byteswap to compensate. + */ + *val = swab32(tmp); + return 0; } @@ -4975,7 +4982,7 @@ static inline int tg3_40bit_overflow_test(struct tg3 *tp, dma_addr_t mapping, { #if defined(CONFIG_HIGHMEM) && (BITS_PER_LONG == 64) if (tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG) - return (((u64) mapping + len) > DMA_40BIT_MASK); + return (((u64) mapping + len) > DMA_BIT_MASK(40)); return 0; #else return 0; @@ -10663,7 +10670,13 @@ static int tg3_nvram_write_block_using_eeprom(struct tg3 *tp, memcpy(&data, buf + i, 4); - tw32(GRC_EEPROM_DATA, be32_to_cpu(data)); + /* + * The SEEPROM interface expects the data to always be opposite + * the native endian format. We accomplish this by reversing + * all the operations that would have been performed on the + * data from a call to tg3_nvram_read_be32(). + */ + tw32(GRC_EEPROM_DATA, swab32(be32_to_cpu(data))); val = tr32(GRC_EEPROM_ADDR); tw32(GRC_EEPROM_ADDR, val | EEPROM_ADDR_COMPLETE); @@ -13228,17 +13241,17 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, * do DMA address check in tg3_start_xmit(). */ if (tp->tg3_flags2 & TG3_FLG2_IS_5788) - persist_dma_mask = dma_mask = DMA_32BIT_MASK; + persist_dma_mask = dma_mask = DMA_BIT_MASK(32); else if (tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG) { - persist_dma_mask = dma_mask = DMA_40BIT_MASK; + persist_dma_mask = dma_mask = DMA_BIT_MASK(40); #ifdef CONFIG_HIGHMEM - dma_mask = DMA_64BIT_MASK; + dma_mask = DMA_BIT_MASK(64); #endif } else - persist_dma_mask = dma_mask = DMA_64BIT_MASK; + persist_dma_mask = dma_mask = DMA_BIT_MASK(64); /* Configure DMA attributes. */ - if (dma_mask > DMA_32BIT_MASK) { + if (dma_mask > DMA_BIT_MASK(32)) { err = pci_set_dma_mask(pdev, dma_mask); if (!err) { dev->features |= NETIF_F_HIGHDMA; @@ -13251,8 +13264,8 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, } } } - if (err || dma_mask == DMA_32BIT_MASK) { - err = pci_set_dma_mask(pdev, DMA_32BIT_MASK); + if (err || dma_mask == DMA_BIT_MASK(32)) { + err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); if (err) { printk(KERN_ERR PFX "No usable DMA configuration, " "aborting.\n"); @@ -13393,8 +13406,8 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) != 0); printk(KERN_INFO "%s: dma_rwctrl[%08x] dma_mask[%d-bit]\n", dev->name, tp->dma_rwctrl, - (pdev->dma_mask == DMA_32BIT_MASK) ? 32 : - (((u64) pdev->dma_mask == DMA_40BIT_MASK) ? 40 : 64)); + (pdev->dma_mask == DMA_BIT_MASK(32)) ? 32 : + (((u64) pdev->dma_mask == DMA_BIT_MASK(40)) ? 40 : 64)); return 0; |