[ 08/12] drm/radeon: fix endian bugs in atom_allocate_fb_scratch()

From: Greg Kroah-Hartman
Date: Thu May 09 2013 - 18:39:52 EST


3.0-stable review patch. If anyone has any objections, please let me know.

------------------

From: Alex Deucher <alexander.deucher@xxxxxxx>

commit beb71fc61c2cad64e347f164991b8ef476529e64 upstream.

Reviwed-by: Michel DÃnzer <michel.daenzer@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
drivers/gpu/drm/radeon/atom.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

--- a/drivers/gpu/drm/radeon/atom.c
+++ b/drivers/gpu/drm/radeon/atom.c
@@ -1384,10 +1384,10 @@ int atom_allocate_fb_scratch(struct atom
firmware_usage = (struct _ATOM_VRAM_USAGE_BY_FIRMWARE *)(ctx->bios + data_offset);

DRM_DEBUG("atom firmware requested %08x %dkb\n",
- firmware_usage->asFirmwareVramReserveInfo[0].ulStartAddrUsedByFirmware,
- firmware_usage->asFirmwareVramReserveInfo[0].usFirmwareUseInKb);
+ le32_to_cpu(firmware_usage->asFirmwareVramReserveInfo[0].ulStartAddrUsedByFirmware),
+ le16_to_cpu(firmware_usage->asFirmwareVramReserveInfo[0].usFirmwareUseInKb));

- usage_bytes = firmware_usage->asFirmwareVramReserveInfo[0].usFirmwareUseInKb * 1024;
+ usage_bytes = le16_to_cpu(firmware_usage->asFirmwareVramReserveInfo[0].usFirmwareUseInKb) * 1024;
}
ctx->scratch_size_bytes = 0;
if (usage_bytes == 0)


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