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authorGrant Likely <grant.likely@secretlab.ca>2010-05-22 00:36:56 -0600
committerGrant Likely <grant.likely@secretlab.ca>2010-05-22 00:36:56 -0600
commitcf9b59e9d3e008591d1f54830f570982bb307a0d (patch)
tree113478ce8fd8c832ba726ffdf59b82cb46356476 /drivers/ssb/pci.c
parent44504b2bebf8b5823c59484e73096a7d6574471d (diff)
parentf4b87dee923342505e1ddba8d34ce9de33e75050 (diff)
Merge remote branch 'origin' into secretlab/next-devicetree
Merging in current state of Linus' tree to deal with merge conflicts and build failures in vio.c after merge. Conflicts: drivers/i2c/busses/i2c-cpm.c drivers/i2c/busses/i2c-mpc.c drivers/net/gianfar.c Also fixed up one line in arch/powerpc/kernel/vio.c to use the correct node pointer. Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'drivers/ssb/pci.c')
-rw-r--r--drivers/ssb/pci.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/ssb/pci.c b/drivers/ssb/pci.c
index a8dbb06623c9..989e2752cc36 100644
--- a/drivers/ssb/pci.c
+++ b/drivers/ssb/pci.c
@@ -168,7 +168,7 @@ err_pci:
}
/* Get the word-offset for a SSB_SPROM_XXX define. */
-#define SPOFF(offset) (((offset) - SSB_SPROM_BASE) / sizeof(u16))
+#define SPOFF(offset) ((offset) / sizeof(u16))
/* Helper to extract some _offset, which is one of the SSB_SPROM_XXX defines. */
#define SPEX16(_outvar, _offset, _mask, _shift) \
out->_outvar = ((in[SPOFF(_offset)] & (_mask)) >> (_shift))
@@ -254,7 +254,7 @@ static int sprom_do_read(struct ssb_bus *bus, u16 *sprom)
int i;
for (i = 0; i < bus->sprom_size; i++)
- sprom[i] = ioread16(bus->mmio + SSB_SPROM_BASE + (i * 2));
+ sprom[i] = ioread16(bus->mmio + bus->sprom_offset + (i * 2));
return 0;
}
@@ -285,7 +285,7 @@ static int sprom_do_write(struct ssb_bus *bus, const u16 *sprom)
ssb_printk("75%%");
else if (i % 2)
ssb_printk(".");
- writew(sprom[i], bus->mmio + SSB_SPROM_BASE + (i * 2));
+ writew(sprom[i], bus->mmio + bus->sprom_offset + (i * 2));
mmiowb();
msleep(20);
}
@@ -621,6 +621,14 @@ static int ssb_pci_sprom_get(struct ssb_bus *bus,
int err = -ENOMEM;
u16 *buf;
+ if (!ssb_is_sprom_available(bus)) {
+ ssb_printk(KERN_ERR PFX "No SPROM available!\n");
+ return -ENODEV;
+ }
+
+ bus->sprom_offset = (bus->chipco.dev->id.revision < 31) ?
+ SSB_SPROM_BASE1 : SSB_SPROM_BASE31;
+
buf = kcalloc(SSB_SPROMSIZE_WORDS_R123, sizeof(u16), GFP_KERNEL);
if (!buf)
goto out;