From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
For the sake of symmetry with the crtc stuff let's add
a helper to reset the plane state to sane default values.
For the moment this only gets caller from the plane init.
Reviewed-by: José Roberto de Souza <jose.souza@xxxxxxxxx>
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_atomic_plane.c | 15 +++++++++++++--
1 file changed, 13 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_atomic_plane.c b/drivers/gpu/drm/i915/display/intel_atomic_plane.c
index 42b3b3449d2e..9429b8e17270 100644
--- a/drivers/gpu/drm/i915/display/intel_atomic_plane.c
+++ b/drivers/gpu/drm/i915/display/intel_atomic_plane.c
@@ -41,6 +41,16 @@
#include "intel_pm.h"
#include "intel_sprite.h"
+static void intel_plane_state_reset(struct intel_plane_state *plane_state,
+ struct intel_plane *plane)
+{
+ memset(plane_state, 0, sizeof(*plane_state));
+
+ __drm_atomic_helper_plane_state_reset(&plane_state->uapi, &plane->base);
+
+ plane_state->scaler_id = -1;
+}
+
struct intel_plane *intel_plane_alloc(void)
{
struct intel_plane_state *plane_state;
@@ -56,8 +66,9 @@ struct intel_plane *intel_plane_alloc(void)
return ERR_PTR(-ENOMEM);
}
- __drm_atomic_helper_plane_reset(&plane->base, &plane_state->uapi);
- plane_state->scaler_id = -1;
+ intel_plane_state_reset(plane_state, plane);
+
+ plane->base.state = &plane_state->uapi;
return plane;
}
--
2.24.0
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