From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
The current code insists on picking a new TV mode when
switching between component and non-component cables.
That's super annoying. Let's just keep the current TV
mode unless the new cable type actually disagrees with it.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_tv.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index 433f538261c1..32a8786fe0da 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -1253,16 +1253,18 @@ static void intel_tv_find_better_format(struct drm_connector *connector)
const struct tv_mode *tv_mode = intel_tv_mode_find(connector->state);
int i;
- if ((intel_tv->type == DRM_MODE_CONNECTOR_Component) ==
- tv_mode->component_only)
+ /* Component supports everything so we can keep the current mode */
+ if (intel_tv->type == DRM_MODE_CONNECTOR_Component)
return;
+ /* If the current mode is fine don't change it */
+ if (!tv_mode->component_only)
+ return;
for (i = 0; i < ARRAY_SIZE(tv_modes); i++) {
- tv_mode = tv_modes + i;
+ tv_mode = &tv_modes[i];
- if ((intel_tv->type == DRM_MODE_CONNECTOR_Component) ==
- tv_mode->component_only)
+ if (!tv_mode->component_only)
break;
}
--
2.18.1
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