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| author | David S. Miller <davem@davemloft.net> | 2009-04-21 01:32:26 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-04-21 01:32:26 -0700 |
| commit | e5e9743bb7429f53c83ad69b432f7b661e74c3f0 (patch) | |
| tree | db3691aef0d46c4aed4a2be6dc8ab7c44c3488cb /drivers/net/tg3.c | |
| parent | a0f82f64e26929776c58a5c93c2ecb38e3d82815 (diff) | |
| parent | 775d8d931581764a1ec982ebe5a927b12762fb6d (diff) | |
| download | kernel-crypto-e5e9743bb7429f53c83ad69b432f7b661e74c3f0.tar.gz kernel-crypto-e5e9743bb7429f53c83ad69b432f7b661e74c3f0.tar.xz kernel-crypto-e5e9743bb7429f53c83ad69b432f7b661e74c3f0.zip | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
net/core/dev.c
Diffstat (limited to 'drivers/net/tg3.c')
| -rw-r--r-- | drivers/net/tg3.c | 26 |
1 files changed, 17 insertions, 9 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 7a837c46596..201be425643 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; } @@ -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); @@ -12443,13 +12456,8 @@ static int __devinit tg3_get_device_address(struct tg3 *tp) /* Next, try NVRAM. */ if (!tg3_nvram_read_be32(tp, mac_offset + 0, &hi) && !tg3_nvram_read_be32(tp, mac_offset + 4, &lo)) { - dev->dev_addr[0] = ((hi >> 16) & 0xff); - dev->dev_addr[1] = ((hi >> 24) & 0xff); - dev->dev_addr[2] = ((lo >> 0) & 0xff); - dev->dev_addr[3] = ((lo >> 8) & 0xff); - dev->dev_addr[4] = ((lo >> 16) & 0xff); - dev->dev_addr[5] = ((lo >> 24) & 0xff); - + memcpy(&dev->dev_addr[0], ((char *)&hi) + 2, 2); + memcpy(&dev->dev_addr[2], (char *)&lo, sizeof(lo)); } /* Finally just fetch it out of the MAC control regs. */ else { |