diff options
| author | Alex Deucher <alexdeucher@gmail.com> | 2011-06-08 13:01:11 -0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2011-06-09 14:33:19 +1000 |
| commit | b20f9bef8d9ff54be266062eae365ebf4b12ca64 (patch) | |
| tree | a57a2d106d7b4a80f918224bd15e276b6ddcb02b /drivers/gpu/drm/radeon/radeon_atombios.c | |
| parent | 618c75e491a5a50cd3819eaf5f853fd87df3ae42 (diff) | |
drm/radeon/kms: check modes against max pixel clock
Filter out modes that are higher than the max pixel
clock.
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_atombios.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_atombios.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 90dfb2b8cf03..fa62a503ae70 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -1246,6 +1246,10 @@ bool radeon_atom_get_clock_info(struct drm_device *dev) } *dcpll = *p1pll; + rdev->clock.max_pixel_clock = le16_to_cpu(firmware_info->info.usMaxPixelClock); + if (rdev->clock.max_pixel_clock == 0) + rdev->clock.max_pixel_clock = 40000; + return true; } |