diff options
| author | David S. Miller <davem@davemloft.net> | 2011-07-22 17:01:44 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-07-22 17:01:44 -0700 |
| commit | f9035cd498486d5a82ad8ae9bcfdb91b3e57ec9d (patch) | |
| tree | f90d0fc8abc1edf7fd161252704bb5675f3460d0 /drivers/bcma/sprom.c | |
| parent | 1821f7cd65ad9ea56580b830ac79bf4c4fef59cb (diff) | |
| parent | 41bf37117b47fc5ce2aae91f6a108e7e42e0b046 (diff) | |
Merge branch 'for-davem' of ssh://master.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6
Diffstat (limited to 'drivers/bcma/sprom.c')
| -rw-r--r-- | drivers/bcma/sprom.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/bcma/sprom.c b/drivers/bcma/sprom.c index 8e8d5cf32e1..8b5b7856abe 100644 --- a/drivers/bcma/sprom.c +++ b/drivers/bcma/sprom.c @@ -20,12 +20,12 @@ * R/W ops. **************************************************/ -static void bcma_sprom_read(struct bcma_bus *bus, u16 *sprom) +static void bcma_sprom_read(struct bcma_bus *bus, u16 offset, u16 *sprom) { int i; for (i = 0; i < SSB_SPROMSIZE_WORDS_R4; i++) sprom[i] = bcma_read16(bus->drv_cc.core, - BCMA_CC_SPROM + (i * 2)); + offset + (i * 2)); } /************************************************** @@ -112,7 +112,7 @@ static int bcma_sprom_valid(const u16 *sprom) return err; revision = sprom[SSB_SPROMSIZE_WORDS_R4 - 1] & SSB_SPROM_REVISION_REV; - if (revision != 8) { + if (revision != 8 && revision != 9) { pr_err("Unsupported SPROM revision: %d\n", revision); return -ENOENT; } @@ -137,6 +137,7 @@ static void bcma_sprom_extract_r8(struct bcma_bus *bus, const u16 *sprom) int bcma_sprom_get(struct bcma_bus *bus) { + u16 offset; u16 *sprom; int err = 0; @@ -151,7 +152,12 @@ int bcma_sprom_get(struct bcma_bus *bus) if (!sprom) return -ENOMEM; - bcma_sprom_read(bus, sprom); + /* Most cards have SPROM moved by additional offset 0x30 (48 dwords). + * According to brcm80211 this applies to cards with PCIe rev >= 6 + * TODO: understand this condition and use it */ + offset = (bus->chipinfo.id == 0x4331) ? BCMA_CC_SPROM : + BCMA_CC_SPROM_PCIE6; + bcma_sprom_read(bus, offset, sprom); err = bcma_sprom_valid(sprom); if (err) |