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[2001:14ba:a0db:1f00::227]) by smtp.gmail.com with ESMTPSA id br25-20020a056512401900b0050bc59642casm1251924lfb.286.2023.12.04.05.15.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 04 Dec 2023 05:15:01 -0800 (PST) From: Dmitry Baryshkov To: Thierry Reding , Sam Ravnborg , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter Cc: Rob Clark , Abhinav Kumar , dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-arm-msm@vger.kernel.org Subject: [PATCH 7/7] Revert "drm: Introduce pixel_source DRM plane property" Date: Mon, 4 Dec 2023 15:13:54 +0200 Message-ID: <20231204131455.19023-8-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231204131455.19023-1-dmitry.baryshkov@linaro.org> References: <20231204131455.19023-1-dmitry.baryshkov@linaro.org> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 This reverts commit e50e5fed41c7eed2db4119645bf3480ec43fec11. Altough the Solid Fill planes patchset got all reviews and acknowledgements, it doesn't fulfill requirements for the new uABI. It has neither corresponding open-source userspace implementation nor the IGT tests coverage. Reverting this patchset until userspace obligations are fulfilled. Signed-off-by: Dmitry Baryshkov --- drivers/gpu/drm/drm_atomic_state_helper.c | 1 - drivers/gpu/drm/drm_atomic_uapi.c | 4 - drivers/gpu/drm/drm_blend.c | 94 ----------------------- drivers/gpu/drm/drm_plane.c | 19 +---- include/drm/drm_blend.h | 2 - include/drm/drm_plane.h | 21 ----- 6 files changed, 4 insertions(+), 137 deletions(-) diff --git a/drivers/gpu/drm/drm_atomic_state_helper.c b/drivers/gpu/drm/drm_atomic_state_helper.c index 311b04edf742..54975de44a0e 100644 --- a/drivers/gpu/drm/drm_atomic_state_helper.c +++ b/drivers/gpu/drm/drm_atomic_state_helper.c @@ -252,7 +252,6 @@ void __drm_atomic_helper_plane_state_reset(struct drm_plane_state *plane_state, plane_state->alpha = DRM_BLEND_ALPHA_OPAQUE; plane_state->pixel_blend_mode = DRM_MODE_BLEND_PREMULTI; - plane_state->pixel_source = DRM_PLANE_PIXEL_SOURCE_FB; if (plane->color_encoding_property) { if (!drm_object_property_get_default_value(&plane->base, diff --git a/drivers/gpu/drm/drm_atomic_uapi.c b/drivers/gpu/drm/drm_atomic_uapi.c index bd7140531948..aee4a65d4959 100644 --- a/drivers/gpu/drm/drm_atomic_uapi.c +++ b/drivers/gpu/drm/drm_atomic_uapi.c @@ -562,8 +562,6 @@ static int drm_atomic_plane_set_property(struct drm_plane *plane, state->src_w = val; } else if (property == config->prop_src_h) { state->src_h = val; - } else if (property == plane->pixel_source_property) { - state->pixel_source = val; } else if (property == plane->alpha_property) { state->alpha = val; } else if (property == plane->blend_mode_property) { @@ -652,8 +650,6 @@ drm_atomic_plane_get_property(struct drm_plane *plane, *val = state->src_w; } else if (property == config->prop_src_h) { *val = state->src_h; - } else if (property == plane->pixel_source_property) { - *val = state->pixel_source; } else if (property == plane->alpha_property) { *val = state->alpha; } else if (property == plane->blend_mode_property) { diff --git a/drivers/gpu/drm/drm_blend.c b/drivers/gpu/drm/drm_blend.c index fce734cdb85b..6e74de833466 100644 --- a/drivers/gpu/drm/drm_blend.c +++ b/drivers/gpu/drm/drm_blend.c @@ -185,25 +185,6 @@ * plane does not expose the "alpha" property, then this is * assumed to be 1.0 * - * pixel_source: - * pixel_source is set up with drm_plane_create_pixel_source_property(). - * It is used to toggle the active source of pixel data for the plane. - * The plane will only display data from the set pixel_source -- any - * data from other sources will be ignored. - * - * For non-framebuffer sources, if pixel_source is set to a non-framebuffer - * and non-NONE source, and the corresponding source property is NULL, then - * the atomic commit should return an error. - * - * Possible values: - * - * "NONE": - * No active pixel source. - * Committing with a NONE pixel source will disable the plane. - * - * "FB": - * Framebuffer source set by the "FB_ID" property. - * * Note that all the property extensions described here apply either to the * plane or the CRTC (e.g. for the background color, which currently is not * exposed and assumed to be black). @@ -634,78 +615,3 @@ int drm_plane_create_blend_mode_property(struct drm_plane *plane, return 0; } EXPORT_SYMBOL(drm_plane_create_blend_mode_property); - -static const struct drm_prop_enum_list drm_pixel_source_enum_list[] = { - { DRM_PLANE_PIXEL_SOURCE_NONE, "NONE" }, - { DRM_PLANE_PIXEL_SOURCE_FB, "FB" }, -}; - -/** - * drm_plane_create_pixel_source_property - create a new pixel source property - * @plane: DRM plane - * @extra_sources: Bitmask of additional supported pixel_sources for the driver. - * DRM_PLANE_PIXEL_SOURCE_FB and DRM_PLANE_PIXEL_SOURCE_NONE will - * always be enabled as supported sources. - * - * This creates a new property describing the current source of pixel data for the - * plane. The pixel_source will be initialized as DRM_PLANE_PIXEL_SOURCE_FB by default. - * - * Drivers can set a custom default source by overriding the pixel_source value in - * drm_plane_funcs.reset() - * - * The property is exposed to userspace as an enumeration property called - * "pixel_source" and has the following enumeration values: - * - * "NONE": - * No active pixel source - * - * "FB": - * Framebuffer pixel source - * - * Returns: - * Zero on success, negative errno on failure. - */ -int drm_plane_create_pixel_source_property(struct drm_plane *plane, - unsigned long extra_sources) -{ - struct drm_device *dev = plane->dev; - struct drm_property *prop; - static const unsigned int valid_source_mask = BIT(DRM_PLANE_PIXEL_SOURCE_FB) | - BIT(DRM_PLANE_PIXEL_SOURCE_NONE); - int i; - - /* FB is supported by default */ - unsigned long supported_sources = extra_sources | - BIT(DRM_PLANE_PIXEL_SOURCE_FB) | - BIT(DRM_PLANE_PIXEL_SOURCE_NONE); - - if (WARN_ON(supported_sources & ~valid_source_mask)) - return -EINVAL; - - prop = drm_property_create(dev, DRM_MODE_PROP_ENUM | DRM_MODE_PROP_ATOMIC, "pixel_source", - hweight32(supported_sources)); - - if (!prop) - return -ENOMEM; - - for (i = 0; i < ARRAY_SIZE(drm_pixel_source_enum_list); i++) { - int ret; - - if (!test_bit(drm_pixel_source_enum_list[i].type, &supported_sources)) - continue; - - ret = drm_property_add_enum(prop, drm_pixel_source_enum_list[i].type, - drm_pixel_source_enum_list[i].name); - if (ret) { - drm_property_destroy(dev, prop); - - return ret; - } - } - - drm_object_attach_property(&plane->base, prop, DRM_PLANE_PIXEL_SOURCE_FB); - plane->pixel_source_property = prop; - - return 0; -} -EXPORT_SYMBOL(drm_plane_create_pixel_source_property); diff --git a/drivers/gpu/drm/drm_plane.c b/drivers/gpu/drm/drm_plane.c index c8dbe5ae60cc..9e8e4c60983d 100644 --- a/drivers/gpu/drm/drm_plane.c +++ b/drivers/gpu/drm/drm_plane.c @@ -953,14 +953,6 @@ bool drm_any_plane_has_format(struct drm_device *dev, } EXPORT_SYMBOL(drm_any_plane_has_format); -static bool drm_plane_needs_disable(struct drm_plane_state *state, struct drm_framebuffer *fb) -{ - if (state->pixel_source == DRM_PLANE_PIXEL_SOURCE_NONE) - return true; - - return state->pixel_source == DRM_PLANE_PIXEL_SOURCE_FB && fb == NULL; -} - /* * __setplane_internal - setplane handler for internal callers * @@ -983,8 +975,8 @@ static int __setplane_internal(struct drm_plane *plane, WARN_ON(drm_drv_uses_atomic_modeset(plane->dev)); - /* No visible data means shut it down */ - if (drm_plane_needs_disable(plane->state, fb)) { + /* No fb means shut it down */ + if (!fb) { plane->old_fb = plane->fb; ret = plane->funcs->disable_plane(plane, ctx); if (!ret) { @@ -1035,8 +1027,8 @@ static int __setplane_atomic(struct drm_plane *plane, WARN_ON(!drm_drv_uses_atomic_modeset(plane->dev)); - /* No visible data means shut it down */ - if (drm_plane_needs_disable(plane->state, fb)) + /* No fb means shut it down */ + if (!fb) return plane->funcs->disable_plane(plane, ctx); /* @@ -1109,9 +1101,6 @@ int drm_mode_setplane(struct drm_device *dev, void *data, return -ENOENT; } - if (plane->state) - plane->state->pixel_source = DRM_PLANE_PIXEL_SOURCE_FB; - if (plane_req->fb_id) { fb = drm_framebuffer_lookup(dev, file_priv, plane_req->fb_id); if (!fb) { diff --git a/include/drm/drm_blend.h b/include/drm/drm_blend.h index 122bbfbaae33..88bdfec3bd88 100644 --- a/include/drm/drm_blend.h +++ b/include/drm/drm_blend.h @@ -58,6 +58,4 @@ int drm_atomic_normalize_zpos(struct drm_device *dev, struct drm_atomic_state *state); int drm_plane_create_blend_mode_property(struct drm_plane *plane, unsigned int supported_modes); -int drm_plane_create_pixel_source_property(struct drm_plane *plane, - unsigned long extra_sources); #endif diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h index bc0176ba25be..c6565a6f9324 100644 --- a/include/drm/drm_plane.h +++ b/include/drm/drm_plane.h @@ -40,12 +40,6 @@ enum drm_scaling_filter { DRM_SCALING_FILTER_NEAREST_NEIGHBOR, }; -enum drm_plane_pixel_source { - DRM_PLANE_PIXEL_SOURCE_NONE, - DRM_PLANE_PIXEL_SOURCE_FB, - DRM_PLANE_PIXEL_SOURCE_MAX -}; - /** * struct drm_plane_state - mutable plane state * @@ -126,14 +120,6 @@ struct drm_plane_state { /** @hotspot_y: y offset to mouse cursor hotspot */ int32_t hotspot_x, hotspot_y; - /** - * @pixel_source: - * - * Source of pixel information for the plane. See - * drm_plane_create_pixel_source_property() for more details. - */ - enum drm_plane_pixel_source pixel_source; - /** * @alpha: * Opacity of the plane with 0 as completely transparent and 0xffff as @@ -727,13 +713,6 @@ struct drm_plane { */ struct drm_plane_state *state; - /* - * @pixel_source_property: - * Optional pixel_source property for this plane. See - * drm_plane_create_pixel_source_property(). - */ - struct drm_property *pixel_source_property; - /** * @alpha_property: * Optional alpha property for this plane. See