[PATCH v4 3/3] drm/i915/display: Add i915 hook for format_mod_supported_async

Arun R Murthy arun.r.murthy at intel.com
Wed Feb 5 10:27:19 UTC 2025


Hook up the newly added plane function pointer
format_mod_supported_async to populate the modifiers/formats supported
by asynchronous flips.

Signed-off-by: Arun R Murthy <arun.r.murthy at intel.com>
---
 drivers/gpu/drm/i915/display/skl_universal_plane.c | 56 ++++++++++++++++------
 1 file changed, 41 insertions(+), 15 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c
index ba5db553c374259f8f3246c1408b55d32c8794e5..96d53b22715cf397483acbdb23b4dd60d6cbb604 100644
--- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
+++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
@@ -511,6 +511,33 @@ skl_plane_max_stride(struct intel_plane *plane,
 				modifier, rotation,
 				max_pixels, max_bytes);
 }
+static bool intel_plane_async_formats(struct intel_plane *plane, uint32_t format)
+{
+	switch (format) {
+	case DRM_FORMAT_RGB565:
+	case DRM_FORMAT_XRGB8888:
+	case DRM_FORMAT_XBGR8888:
+	case DRM_FORMAT_ARGB8888:
+	case DRM_FORMAT_ABGR8888:
+	case DRM_FORMAT_XRGB2101010:
+	case DRM_FORMAT_XBGR2101010:
+	case DRM_FORMAT_XRGB16161616F:
+	case DRM_FORMAT_XBGR16161616F:
+		return true;
+	default:
+		return false;
+	}
+}
+
+static bool intel_plane_format_mod_supported_async(struct drm_plane *plane,
+						   uint32_t format,
+						   uint64_t modifier)
+{
+	if (intel_plane_can_async_flip(to_intel_plane(plane), modifier))
+		return false;
+
+	return intel_plane_async_formats(to_intel_plane(plane), format);
+}
 
 static bool tgl_plane_can_async_flip(u64 modifier)
 {
@@ -2559,30 +2586,29 @@ static bool tgl_plane_format_mod_supported(struct drm_plane *_plane,
 	}
 }
 
+#define INTEL_PLANE_FUNCS \
+	.update_plane = drm_atomic_helper_update_plane, \
+	.disable_plane = drm_atomic_helper_disable_plane, \
+	.destroy = intel_plane_destroy, \
+	.atomic_duplicate_state = intel_plane_duplicate_state, \
+	.atomic_destroy_state = intel_plane_destroy_state, \
+	.format_mod_supported_async = intel_plane_format_mod_supported_async
+
 static const struct drm_plane_funcs skl_plane_funcs = {
-	.update_plane = drm_atomic_helper_update_plane,
-	.disable_plane = drm_atomic_helper_disable_plane,
-	.destroy = intel_plane_destroy,
-	.atomic_duplicate_state = intel_plane_duplicate_state,
-	.atomic_destroy_state = intel_plane_destroy_state,
+	INTEL_PLANE_FUNCS,
+
 	.format_mod_supported = skl_plane_format_mod_supported,
 };
 
 static const struct drm_plane_funcs icl_plane_funcs = {
-	.update_plane = drm_atomic_helper_update_plane,
-	.disable_plane = drm_atomic_helper_disable_plane,
-	.destroy = intel_plane_destroy,
-	.atomic_duplicate_state = intel_plane_duplicate_state,
-	.atomic_destroy_state = intel_plane_destroy_state,
+	INTEL_PLANE_FUNCS,
+
 	.format_mod_supported = icl_plane_format_mod_supported,
 };
 
 static const struct drm_plane_funcs tgl_plane_funcs = {
-	.update_plane = drm_atomic_helper_update_plane,
-	.disable_plane = drm_atomic_helper_disable_plane,
-	.destroy = intel_plane_destroy,
-	.atomic_duplicate_state = intel_plane_duplicate_state,
-	.atomic_destroy_state = intel_plane_destroy_state,
+	INTEL_PLANE_FUNCS,
+
 	.format_mod_supported = tgl_plane_format_mod_supported,
 };
 

-- 
2.25.1



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