This makes intel_plane_atomic_check_with_state() generally shorter.
v2: (Ville Syrjälä) move all rotation related checks from
intel_plane_atomic_check_with_state into new function
and don't pass dev_priv pointer around.
Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikkila@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_atomic_plane.c | 81 ++++++++++++++++++-------------
1 file changed, 48 insertions(+), 33 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_atomic_plane.c b/drivers/gpu/drm/i915/intel_atomic_plane.c
index 8e6dc15..ffd36fb 100644
--- a/drivers/gpu/drm/i915/intel_atomic_plane.c
+++ b/drivers/gpu/drm/i915/intel_atomic_plane.c
@@ -107,6 +107,53 @@ intel_plane_destroy_state(struct drm_plane *plane,
drm_atomic_helper_plane_destroy_state(plane, state);
}
+static bool intel_valid_rotation(const struct drm_plane_state *plane_state)
+{
+ struct intel_plane *plane = to_intel_plane(plane_state->plane);
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+
+ if (plane_state->fb &&
+ drm_rotation_90_or_270(plane_state->rotation)) {
+ struct drm_format_name_buf format_name;
+
+ if (plane_state->fb->modifier != I915_FORMAT_MOD_Y_TILED &&
+ plane_state->fb->modifier != I915_FORMAT_MOD_Yf_TILED) {
+ DRM_DEBUG_KMS("Y/Yf tiling required for 90/270!\n");
+ return false;
+ }
+
+ /*
+ * 90/270 is not allowed with RGB64 16:16:16:16,
+ * RGB 16-bit 5:6:5, and Indexed 8-bit.
+ * 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:
+ DRM_DEBUG_KMS(
+ "Unsupported pixel format %s for 90/270!\n",
+ drm_get_format_name(
+ plane_state->fb->format->format,
+ &format_name));
+ return false;
+ default:
+ break;
+ }
+ }
+
+ /* CHV ignores the mirror bit when the rotate bit is set :( */
+ if (IS_CHERRYVIEW(dev_priv) &&
+ plane_state->rotation & DRM_MODE_ROTATE_180 &&
+ plane_state->rotation & DRM_MODE_REFLECT_X) {
+ DRM_DEBUG_KMS("Cannot rotate and reflect at the same time\n");
+ return false;
+ }
+
+ return true;
+
+}
+
int intel_plane_atomic_check_with_state(const struct intel_crtc_state *old_crtc_state,
struct intel_crtc_state *crtc_state,
const struct intel_plane_state *old_plane_state,
@@ -137,40 +184,8 @@ int intel_plane_atomic_check_with_state(const struct intel_crtc_state *old_crtc_
intel_state->clip.y2 =
crtc_state->base.enable ? crtc_state->pipe_src_h : 0;
- if (state->fb && drm_rotation_90_or_270(state->rotation)) {
- struct drm_format_name_buf format_name;
-
- if (state->fb->modifier != I915_FORMAT_MOD_Y_TILED &&
- state->fb->modifier != I915_FORMAT_MOD_Yf_TILED) {
- DRM_DEBUG_KMS("Y/Yf tiling required for 90/270!\n");
- return -EINVAL;
- }
-
- /*
- * 90/270 is not allowed with RGB64 16:16:16:16,
- * RGB 16-bit 5:6:5, and Indexed 8-bit.
- * TBD: Add RGB64 case once its added in supported format list.
- */
- switch (state->fb->format->format) {
- case DRM_FORMAT_C8:
- case DRM_FORMAT_RGB565:
- DRM_DEBUG_KMS("Unsupported pixel format %s for 90/270!\n",
- drm_get_format_name(state->fb->format->format,
- &format_name));
- return -EINVAL;
-
- default:
- break;
- }
- }
-
- /* CHV ignores the mirror bit when the rotate bit is set :( */
- if (IS_CHERRYVIEW(dev_priv) &&
- state->rotation & DRM_MODE_ROTATE_180 &&
- state->rotation & DRM_MODE_REFLECT_X) {
- DRM_DEBUG_KMS("Cannot rotate and reflect at the same time\n");
+ if (!intel_valid_rotation(state))
return -EINVAL;
- }
intel_state->base.visible = false;
ret = intel_plane->check_plane(intel_plane, crtc_state, intel_state);
--
2.7.4
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