From gen11 onwards RGB565 90/270 plane rotation is supported on hardware.
IGT: https://patchwork.freedesktop.org/series/48756/
Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikk...@gmail.com>
---
drivers/gpu/drm/i915/intel_atomic_plane.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_atomic_plane.c
b/drivers/gpu/drm/i915/intel_atomic_plane.c
index 344a16b..c245906 100644
--- a/drivers/gpu/drm/i915/intel_atomic_plane.c
+++ b/drivers/gpu/drm/i915/intel_atomic_plane.c
@@ -123,14 +123,17 @@ static bool intel_plane_valid_rotation(const struct
drm_plane_state *plane_state
}
/*
- * 90/270 is not allowed with RGB64 16:16:16:16,
- * RGB 16-bit 5:6:5, and Indexed 8-bit.
+ * 90/270 is not allowed with RGB64 16:16:16:16 and
+ * Indexed 8-bit. RGB 16-bit. 5:6:5 is allowed gen11 onwards.
* TBD: Add RGB64 case once its added in supported format
* list.
*/
switch (plane_state->fb->format->format) {
- case DRM_FORMAT_C8:
case DRM_FORMAT_RGB565:
+ if (INTEL_GEN(dev_priv) >= 11)
+ break;
+ /* fall through */
+ case DRM_FORMAT_C8:
DRM_DEBUG_KMS("Unsupported pixel format %s for
90/270!\n",
drm_get_format_name(plane_state->fb->format->format,
&format_name));
--
2.7.4
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