As a disabled pipe in pipe_mask is not having a valid intel crtc,
driver wrongly populates the possible_crtcs mask while initializing
the plane for a CRTC. Fixing up the plane possible_crtc mask.
changes since RFC:
- Simplify the possible_crtcs initialization. [Ville]
Cc: Ville Syrjälä <ville.syrj...@linux.intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gu...@intel.com>
---
drivers/gpu/drm/i915/display/intel_display.c | 12 ++++++++++++
drivers/gpu/drm/i915/display/intel_sprite.c | 2 --
2 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c
b/drivers/gpu/drm/i915/display/intel_display.c
index cf36c3d0f8fc..7c51eb3faeb3 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -16407,6 +16407,17 @@ static void intel_crtc_free(struct intel_crtc *crtc)
kfree(crtc);
}
+static void intel_plane_possible_crtc_init(struct drm_i915_private *dev_priv)
+{
+ struct intel_crtc *crtc;
+ struct intel_plane *plane;
+
+ for_each_intel_plane(&dev_priv->drm, plane) {
+ crtc = intel_get_crtc_for_pipe(dev_priv, plane->pipe);
+ plane->base.possible_crtcs = drm_crtc_mask(&crtc->base);
+ }
+}
+
static int intel_crtc_init(struct drm_i915_private *dev_priv, enum pipe pipe)
{
struct intel_plane *primary, *cursor;
@@ -17546,6 +17557,7 @@ int intel_modeset_init(struct drm_i915_private *i915)
}
}
+ intel_plane_possible_crtc_init(i915);
intel_shared_dpll_init(dev);
intel_update_fdi_pll_freq(i915);
diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c
b/drivers/gpu/drm/i915/display/intel_sprite.c
index fca77ec1e0dd..4a5b192678bf 100644
--- a/drivers/gpu/drm/i915/display/intel_sprite.c
+++ b/drivers/gpu/drm/i915/display/intel_sprite.c
@@ -3023,8 +3023,6 @@ skl_universal_plane_create(struct drm_i915_private
*dev_priv,
else
plane_type = DRM_PLANE_TYPE_OVERLAY;
- possible_crtcs = BIT(pipe);
-
ret = drm_universal_plane_init(&dev_priv->drm, &plane->base,
possible_crtcs, plane_funcs,
formats, num_formats, modifiers,
--
2.24.0
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