diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_hdmi.c')
| -rw-r--r--[-rwxr-xr-x] | drivers/gpu/drm/i915/intel_hdmi.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index 8698a643d027..edb7e901ba4a 100755..100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -1202,11 +1202,19 @@ intel_hdmi_mode_valid(struct drm_connector *connector, struct drm_device *dev = intel_hdmi_to_dev(hdmi); enum drm_mode_status status; int clock; + int max_dotclk = to_i915(connector->dev)->max_dotclk_freq; if (mode->flags & DRM_MODE_FLAG_DBLSCAN) return MODE_NO_DBLESCAN; clock = mode->clock; + + if ((mode->flags & DRM_MODE_FLAG_3D_MASK) == DRM_MODE_FLAG_3D_FRAME_PACKING) + clock *= 2; + + if (clock > max_dotclk) + return MODE_CLOCK_HIGH; + if (mode->flags & DRM_MODE_FLAG_DBLCLK) clock *= 2; |