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authorGrant Likely <grant.likely@secretlab.ca>2010-06-08 07:48:11 -0600
committerGrant Likely <grant.likely@secretlab.ca>2010-07-05 16:14:27 -0600
commit154063a9c03d31228b6f9366d2ffc2b7c4961698 (patch)
tree10b33509876ef5b4a59f22ee88586ab2dfbbd999 /drivers/of
parentof/address: Merge all of the bus translation code (diff)
downloadlinux-dev-154063a9c03d31228b6f9366d2ffc2b7c4961698.tar.xz
linux-dev-154063a9c03d31228b6f9366d2ffc2b7c4961698.zip
of/address: little-endian fixes
Fix some endian issues in the OF address translation code. Signed-off-by: Grant Likely <grant.likely@secretlab.ca> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> CC: Michal Simek <monstr@monstr.eu> CC: Stephen Rothwell <sfr@canb.auug.org.au>
Diffstat (limited to 'drivers/of')
-rw-r--r--drivers/of/address.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/of/address.c b/drivers/of/address.c
index 2a905d560c1c..0b04137f04f7 100644
--- a/drivers/of/address.c
+++ b/drivers/of/address.c
@@ -22,7 +22,7 @@ static void of_dump_addr(const char *s, const u32 *addr, int na)
{
printk(KERN_DEBUG "%s", s);
while (na--)
- printk(" %08x", *(addr++));
+ printk(" %08x", be32_to_cpu(*(addr++)));
printk("\n");
}
#else
@@ -79,8 +79,8 @@ static int of_bus_default_translate(u32 *addr, u64 offset, int na)
memset(addr, 0, na * 4);
a += offset;
if (na > 1)
- addr[na - 2] = a >> 32;
- addr[na - 1] = a & 0xffffffffu;
+ addr[na - 2] = cpu_to_be32(a >> 32);
+ addr[na - 1] = cpu_to_be32(a & 0xffffffffu);
return 0;
}
@@ -190,14 +190,16 @@ const u32 *of_get_pci_address(struct device_node *dev, int bar_no, u64 *size,
psize /= 4;
onesize = na + ns;
- for (i = 0; psize >= onesize; psize -= onesize, prop += onesize, i++)
- if ((prop[0] & 0xff) == ((bar_no * 4) + PCI_BASE_ADDRESS_0)) {
+ for (i = 0; psize >= onesize; psize -= onesize, prop += onesize, i++) {
+ u32 val = be32_to_cpu(prop[0]);
+ if ((val & 0xff) == ((bar_no * 4) + PCI_BASE_ADDRESS_0)) {
if (size)
*size = of_read_number(prop + na, ns);
if (flags)
*flags = bus->get_flags(prop);
return prop;
}
+ }
return NULL;
}
EXPORT_SYMBOL(of_get_pci_address);