diff options
Diffstat (limited to 'linux-core/radeon_encoders.c')
| -rw-r--r-- | linux-core/radeon_encoders.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/linux-core/radeon_encoders.c b/linux-core/radeon_encoders.c index 82ffcfb0..98be7057 100644 --- a/linux-core/radeon_encoders.c +++ b/linux-core/radeon_encoders.c @@ -517,9 +517,15 @@ static void radeon_atom_dac_dpms(struct drm_encoder *encoder, int mode) } static bool radeon_atom_dac_mode_fixup(struct drm_encoder *encoder, - struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) { + + /* hw bug */ + if ((mode->flags & DRM_MODE_FLAG_INTERLACE) + && (mode->crtc_vsync_start < (mode->crtc_vdisplay + 2))) + adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + 2; + return true; } @@ -987,6 +993,12 @@ static bool radeon_atom_tmds_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { + + /* hw bug */ + if ((mode->flags & DRM_MODE_FLAG_INTERLACE) + && (mode->crtc_vsync_start < (mode->crtc_vdisplay + 2))) + adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + 2; + return true; } |