From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Don't advertize non-exisiting crtcs in the encoder possible_crtcs
bitmask.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_display.c | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index b095899d68a9..3fa9da714403 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -13959,6 +13959,20 @@ static int intel_encoder_clones(struct intel_encoder *encoder)
return index_mask;
}
+static int intel_encoder_crtcs(struct intel_encoder *encoder)
+{
+ struct drm_device *dev = encoder->base.dev;
+ struct intel_crtc *crtc;
+ int index_mask = 0;
+
+ for_each_intel_crtc(dev, crtc) {
+ if (encoder->crtc_mask & BIT(crtc->pipe))
+ index_mask |= drm_crtc_mask(&crtc->base);
+ }
+
+ return index_mask;
+}
+
static bool has_edp_a(struct drm_i915_private *dev_priv)
{
if (!IS_MOBILE(dev_priv))
@@ -14211,7 +14225,8 @@ static void intel_setup_outputs(struct drm_i915_private *dev_priv)
intel_psr_init(dev_priv);
for_each_intel_encoder(&dev_priv->drm, encoder) {
- encoder->base.possible_crtcs = encoder->crtc_mask;
+ encoder->base.possible_crtcs =
+ intel_encoder_crtcs(encoder);
encoder->base.possible_clones =
intel_encoder_clones(encoder);
}
--
2.16.4
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