diff options
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 988e543ec45..15ce99125c6 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -7694,6 +7694,13 @@ pipe_config_set_bpp(struct drm_crtc *crtc, bpp, connector->display_info.bpc*3); pipe_config->pipe_bpp = connector->display_info.bpc*3; } + + /* Clamp bpp to 8 on screens without EDID 1.4 */ + if (connector->display_info.bpc == 0 && bpp > 24) { + DRM_DEBUG_KMS("clamping display bpp (was %d) to default limit of 24\n", + bpp); + pipe_config->pipe_bpp = 24; + } } return bpp; |