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authorNeilBrown <neilb@suse.de>2010-08-10 04:02:33 +0400
committerNeilBrown <neilb@suse.de>2010-08-10 04:02:33 +0400
commitfd8aa2c1811bf60ccb2d5de0579c6f62aec1772d (patch)
tree311567d03758afc3a93b4273fe172836e89bb01d /drivers/ssb/pci.c
parent6e17b0276452912cb13445e5ea552b599984675f (diff)
parent2144381da478cc4aa3a29ee29b0c5e6ddaaced14 (diff)
downloadlinux-fd8aa2c1811bf60ccb2d5de0579c6f62aec1772d.tar.xz
Merge git://git.infradead.org/users/dwmw2/libraid-2.6 into for-linus
Diffstat (limited to 'drivers/ssb/pci.c')
-rw-r--r--drivers/ssb/pci.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/ssb/pci.c b/drivers/ssb/pci.c
index 6dcda86be6eb..6e88d2b603b4 100644
--- a/drivers/ssb/pci.c
+++ b/drivers/ssb/pci.c
@@ -626,11 +626,22 @@ static int ssb_pci_sprom_get(struct ssb_bus *bus,
return -ENODEV;
}
if (bus->chipco.dev) { /* can be unavailible! */
- bus->sprom_offset = (bus->chipco.dev->id.revision < 31) ?
- SSB_SPROM_BASE1 : SSB_SPROM_BASE31;
+ /*
+ * get SPROM offset: SSB_SPROM_BASE1 except for
+ * chipcommon rev >= 31 or chip ID is 0x4312 and
+ * chipcommon status & 3 == 2
+ */
+ if (bus->chipco.dev->id.revision >= 31)
+ bus->sprom_offset = SSB_SPROM_BASE31;
+ else if (bus->chip_id == 0x4312 &&
+ (bus->chipco.status & 0x03) == 2)
+ bus->sprom_offset = SSB_SPROM_BASE31;
+ else
+ bus->sprom_offset = SSB_SPROM_BASE1;
} else {
bus->sprom_offset = SSB_SPROM_BASE1;
}
+ ssb_dprintk(KERN_INFO PFX "SPROM offset is 0x%x\n", bus->sprom_offset);
buf = kcalloc(SSB_SPROMSIZE_WORDS_R123, sizeof(u16), GFP_KERNEL);
if (!buf)