diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2013-07-17 22:34:12 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-07-17 22:35:06 +0200 |
| commit | f90555cbe629e14c6af1dcec1933a3833ecd321f (patch) | |
| tree | e1bd27c37ffe6f65df4b0a3c2cd37328487e4a50 /drivers/gpu/drm/radeon/radeon_atombios.c | |
| parent | drm/radeon/dpm/atom: restructure logic to work around a compiler bug (diff) | |
| download | linux-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/gpu/drm/radeon/radeon_atombios.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_atombios.c | 9 |
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 = ®_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) && |