On Tue, Aug 27, 2019 at 01:45:16AM -0700, Dhinakaran Pandiyan wrote:
> Yf tiling was removed in gen-12, so do not expose Yf modifiers to user
> space. Gen-12 display also is incompatible with pre-gen12 Y-tiled
> CCS, so do not expose I915_FORMAT_MOD_Y_TILED_CCS.
>
> v2: Rebase to carry forward recently added gen11 formats.
>
> Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> Cc: Stanislav Lisovskiy <stanislav.lisovskiy@xxxxxxxxx>
> Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@xxxxxxxxx>
> Signed-off-by: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/i915/display/intel_sprite.c | 86 +++++++++++++++++++--
> 1 file changed, 80 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c b/drivers/gpu/drm/i915/display/intel_sprite.c
> index dea63be1964f..8ca2fbc2af1d 100644
> --- a/drivers/gpu/drm/i915/display/intel_sprite.c
> +++ b/drivers/gpu/drm/i915/display/intel_sprite.c
> @@ -2157,6 +2157,13 @@ static const u64 skl_plane_format_modifiers_ccs[] = {
> DRM_FORMAT_MOD_INVALID
> };
>
> +static const u64 gen12_plane_format_modifiers_noccs[] = {
> + I915_FORMAT_MOD_Y_TILED,
> + I915_FORMAT_MOD_X_TILED,
> + DRM_FORMAT_MOD_LINEAR,
> + DRM_FORMAT_MOD_INVALID
> +};
> +
> static bool g4x_sprite_format_mod_supported(struct drm_plane *_plane,
> u32 format, u64 modifier)
> {
> @@ -2305,6 +2312,55 @@ static bool skl_plane_format_mod_supported(struct drm_plane *_plane,
> }
> }
>
> +static bool gen12_plane_format_mod_supported(struct drm_plane *_plane,
> + u32 format, u64 modifier)
> +{
> + switch (modifier) {
> + case DRM_FORMAT_MOD_LINEAR:
> + case I915_FORMAT_MOD_X_TILED:
> + case I915_FORMAT_MOD_Y_TILED:
> + break;
> + default:
> + return false;
> + }
> +
> + switch (format) {
> + case DRM_FORMAT_XRGB8888:
> + case DRM_FORMAT_XBGR8888:
> + case DRM_FORMAT_ARGB8888:
> + case DRM_FORMAT_ABGR8888:
> + case DRM_FORMAT_RGB565:
> + case DRM_FORMAT_XRGB2101010:
> + case DRM_FORMAT_XBGR2101010:
> + case DRM_FORMAT_YUYV:
> + case DRM_FORMAT_YVYU:
> + case DRM_FORMAT_UYVY:
> + case DRM_FORMAT_VYUY:
> + case DRM_FORMAT_NV12:
> + case DRM_FORMAT_P010:
> + case DRM_FORMAT_P012:
> + case DRM_FORMAT_P016:
> + case DRM_FORMAT_XVYU2101010:
> + case DRM_FORMAT_C8:
> + case DRM_FORMAT_XBGR16161616F:
> + case DRM_FORMAT_ABGR16161616F:
> + case DRM_FORMAT_XRGB16161616F:
> + case DRM_FORMAT_ARGB16161616F:
> + case DRM_FORMAT_Y210:
> + case DRM_FORMAT_Y212:
> + case DRM_FORMAT_Y216:
> + case DRM_FORMAT_XVYU12_16161616:
> + case DRM_FORMAT_XVYU16161616:
> + if (modifier == DRM_FORMAT_MOD_LINEAR ||
> + modifier == I915_FORMAT_MOD_X_TILED ||
> + modifier == I915_FORMAT_MOD_Y_TILED)
> + return true;
> + /* fall through */
> + default:
> + return false;
> + }
> +}
> +
> static const struct drm_plane_funcs g4x_sprite_funcs = {
> .update_plane = drm_atomic_helper_update_plane,
> .disable_plane = drm_atomic_helper_disable_plane,
> @@ -2341,6 +2397,15 @@ static const struct drm_plane_funcs skl_plane_funcs = {
> .format_mod_supported = skl_plane_format_mod_supported,
> };
>
> +static const struct drm_plane_funcs gen12_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 = gen12_plane_format_mod_supported,
> +};
> +
> static bool skl_plane_has_fbc(struct drm_i915_private *dev_priv,
> enum pipe pipe, enum plane_id plane_id)
> {
> @@ -2429,6 +2494,7 @@ struct intel_plane *
> skl_universal_plane_create(struct drm_i915_private *dev_priv,
> enum pipe pipe, enum plane_id plane_id)
> {
> + static const struct drm_plane_funcs *plane_funcs;
> struct intel_plane *plane;
> enum drm_plane_type plane_type;
> unsigned int supported_rotations;
> @@ -2471,11 +2537,19 @@ skl_universal_plane_create(struct drm_i915_private *dev_priv,
> formats = skl_get_plane_formats(dev_priv, pipe,
> plane_id, &num_formats);
>
> - plane->has_ccs = skl_plane_has_ccs(dev_priv, pipe, plane_id);
> - if (plane->has_ccs)
> - modifiers = skl_plane_format_modifiers_ccs;
> - else
> - modifiers = skl_plane_format_modifiers_noccs;
> + if (INTEL_GEN(dev_priv) >= 12) {
> + /* TODO: Implement support for gen-12 CCS modifiers */
> + plane->has_ccs = false;
> + modifiers = gen12_plane_format_modifiers_noccs;
> + plane_funcs = &gen12_plane_funcs;
> + } else {
> + plane->has_ccs = skl_plane_has_ccs(dev_priv, pipe, plane_id);
> + if (plane->has_ccs)
> + modifiers = skl_plane_format_modifiers_ccs;
> + else
> + modifiers = skl_plane_format_modifiers_noccs;
> + plane_funcs = &skl_plane_funcs;
> + }
>
> if (plane_id == PLANE_PRIMARY)
> plane_type = DRM_PLANE_TYPE_PRIMARY;
> @@ -2485,7 +2559,7 @@ skl_universal_plane_create(struct drm_i915_private *dev_priv,
> possible_crtcs = BIT(pipe);
>
> ret = drm_universal_plane_init(&dev_priv->drm, &plane->base,
> - possible_crtcs, &skl_plane_funcs,
> + possible_crtcs, plane_funcs,
> formats, num_formats, modifiers,
> plane_type,
> "plane %d%c", plane_id + 1,
> --
> 2.17.1
--
Ville Syrjälä
Intel
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