On Thu, 2018-07-19 at 21:22 +0300, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrj...@linux.intel.com>
>
> Move the chv rotation vs. reflections checks to the plane->check()
> hook,
> away from the (now) platform agnostic
> intel_plane_atomic_check_with_state().
Reviewed-by: José Roberto de Souza <jose.so...@intel.com>
>
> Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
> ---
> drivers/gpu/drm/i915/intel_atomic_plane.c | 9 ---------
> drivers/gpu/drm/i915/intel_display.c | 4 ++++
> drivers/gpu/drm/i915/intel_drv.h | 1 +
> drivers/gpu/drm/i915/intel_sprite.c | 21 +++++++++++++++++++++
> 4 files changed, 26 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_atomic_plane.c
> b/drivers/gpu/drm/i915/intel_atomic_plane.c
> index 7c0873060934..aabebe0d2e9b 100644
> --- a/drivers/gpu/drm/i915/intel_atomic_plane.c
> +++ b/drivers/gpu/drm/i915/intel_atomic_plane.c
> @@ -113,7 +113,6 @@ int intel_plane_atomic_check_with_state(const
> struct intel_crtc_state *old_crtc_
> struct intel_plane_state
> *intel_state)
> {
> struct drm_plane *plane = intel_state->base.plane;
> - struct drm_i915_private *dev_priv = to_i915(plane->dev);
> struct drm_plane_state *state = &intel_state->base;
> struct intel_plane *intel_plane = to_intel_plane(plane);
> int ret;
> @@ -121,14 +120,6 @@ int intel_plane_atomic_check_with_state(const
> struct intel_crtc_state *old_crtc_
> if (!intel_state->base.crtc && !old_plane_state->base.crtc)
> return 0;
>
> - /* 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");
> - return -EINVAL;
> - }
> -
> intel_state->base.visible = false;
> ret = intel_plane->check_plane(crtc_state, intel_state);
> if (ret)
> diff --git a/drivers/gpu/drm/i915/intel_display.c
> b/drivers/gpu/drm/i915/intel_display.c
> index dbcc9a23eefa..b0e39dcf2fb8 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -3318,6 +3318,10 @@ i9xx_plane_check(struct intel_crtc_state
> *crtc_state,
> {
> int ret;
>
> + ret = chv_plane_check_rotation(plane_state);
> + if (ret)
> + return ret;
> +
> ret = drm_atomic_helper_check_plane_state(&plane_state->base,
> &crtc_state->base,
> DRM_PLANE_HELPER_NO_S
> CALING,
> diff --git a/drivers/gpu/drm/i915/intel_drv.h
> b/drivers/gpu/drm/i915/intel_drv.h
> index 55f3537ba8f8..91b7fb6a07e1 100644
> --- a/drivers/gpu/drm/i915/intel_drv.h
> +++ b/drivers/gpu/drm/i915/intel_drv.h
> @@ -2113,6 +2113,7 @@ unsigned int skl_plane_max_stride(struct
> intel_plane *plane,
> int skl_plane_check(struct intel_crtc_state *crtc_state,
> struct intel_plane_state *plane_state);
> int intel_plane_check_src_coordinates(struct intel_plane_state
> *plane_state);
> +int chv_plane_check_rotation(const struct intel_plane_state
> *plane_state);
>
> /* intel_tv.c */
> void intel_tv_init(struct drm_i915_private *dev_priv);
> diff --git a/drivers/gpu/drm/i915/intel_sprite.c
> b/drivers/gpu/drm/i915/intel_sprite.c
> index f43884f76212..93aa355f00e3 100644
> --- a/drivers/gpu/drm/i915/intel_sprite.c
> +++ b/drivers/gpu/drm/i915/intel_sprite.c
> @@ -1126,12 +1126,33 @@ g4x_sprite_check(struct intel_crtc_state
> *crtc_state,
> return 0;
> }
>
> +int chv_plane_check_rotation(const struct intel_plane_state
> *plane_state)
> +{
> + struct intel_plane *plane = to_intel_plane(plane_state-
> >base.plane);
> + struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
> + unsigned int rotation = plane_state->base.rotation;
> +
> + /* CHV ignores the mirror bit when the rotate bit is set :( */
> + if (IS_CHERRYVIEW(dev_priv) &&
> + rotation & DRM_MODE_ROTATE_180 &&
> + rotation & DRM_MODE_REFLECT_X) {
> + DRM_DEBUG_KMS("Cannot rotate and reflect at the same
> time\n");
> + return -EINVAL;
> + }
> +
> + return 0;
> +}
> +
> static int
> vlv_sprite_check(struct intel_crtc_state *crtc_state,
> struct intel_plane_state *plane_state)
> {
> int ret;
>
> + ret = chv_plane_check_rotation(plane_state);
> + if (ret)
> + return ret;
> +
> ret = drm_atomic_helper_check_plane_state(&plane_state->base,
> &crtc_state->base,
> DRM_PLANE_HELPER_NO_S
> CALING,
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