summaryrefslogtreecommitdiffstats
path: root/drivers
diff options
context:
space:
mode:
authorAlex Deucher <alexander.deucher@amd.com>2013-07-17 22:34:12 +0200
committerAlex Deucher <alexander.deucher@amd.com>2013-07-17 22:35:06 +0200
commitf90555cbe629e14c6af1dcec1933a3833ecd321f (patch)
treee1bd27c37ffe6f65df4b0a3c2cd37328487e4a50 /drivers
parentdrm/radeon/dpm/atom: restructure logic to work around a compiler bug (diff)
downloadlinux-f90555cbe629e14c6af1dcec1933a3833ecd321f.tar.xz
linux-f90555cbe629e14c6af1dcec1933a3833ecd321f.zip
drm/radeon/dpm/atom: fix broken gcc harder
See bugs: https://bugs.freedesktop.org/show_bug.cgi?id=66932 https://bugs.freedesktop.org/show_bug.cgi?id=66972 https://bugs.freedesktop.org/show_bug.cgi?id=66945 Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/radeon/radeon_atombios.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 2606ec680ae3..e3f3e8841789 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -3699,18 +3699,21 @@ int radeon_atom_init_mc_reg_table(struct radeon_device *rdev,
(ATOM_MEMORY_SETTING_DATA_BLOCK *)
((u8 *)reg_block + (2 * sizeof(u16)) +
le16_to_cpu(reg_block->usRegIndexTblSize));
+ ATOM_INIT_REG_INDEX_FORMAT *format = &reg_block->asRegIndexBuf[0];
num_entries = (u8)((le16_to_cpu(reg_block->usRegIndexTblSize)) /
sizeof(ATOM_INIT_REG_INDEX_FORMAT)) - 1;
if (num_entries > VBIOS_MC_REGISTER_ARRAY_SIZE)
return -EINVAL;
while (i < num_entries) {
- if (reg_block->asRegIndexBuf[i].ucPreRegDataLength & ACCESS_PLACEHOLDER)
+ if (format->ucPreRegDataLength & ACCESS_PLACEHOLDER)
break;
reg_table->mc_reg_address[i].s1 =
- (u16)(le16_to_cpu(reg_block->asRegIndexBuf[i].usRegIndex));
+ (u16)(le16_to_cpu(format->usRegIndex));
reg_table->mc_reg_address[i].pre_reg_data =
- (u8)(reg_block->asRegIndexBuf[i].ucPreRegDataLength);
+ (u8)(format->ucPreRegDataLength);
i++;
+ format = (ATOM_INIT_REG_INDEX_FORMAT *)
+ ((u8 *)format + sizeof(ATOM_INIT_REG_INDEX_FORMAT));
}
reg_table->last = i;
while ((*(u32 *)reg_data != END_OF_REG_DATA_BLOCK) &&