diff options
22 files changed, 334 insertions, 156 deletions
diff --git a/Documentation/gpu/kms-properties.csv b/Documentation/gpu/kms-properties.csv index b6fcaf639c04..4c5ce3edcfd9 100644 --- a/Documentation/gpu/kms-properties.csv +++ b/Documentation/gpu/kms-properties.csv @@ -17,6 +17,7 @@ DRM,Generic,“rotation”,BITMASK,"{ 0, ""rotate-0"" }, { 1, ""rotate-90"" }, { ,,“CRTC_H”,RANGE,"Min=0, Max=UINT_MAX",Plane,Scanout CRTC (destination) height (atomic) ,,“FB_ID”,OBJECT,DRM_MODE_OBJECT_FB,Plane,Scanout framebuffer (atomic) ,,“CRTC_ID”,OBJECT,DRM_MODE_OBJECT_CRTC,Plane,CRTC that plane is attached to (atomic) +,,“zpos”,RANGE,"Min=0, Max=UINT_MAX","Plane,Z-order of the plane.Planes with higher Z-order values are displayed on top, planes with identical Z-order values are display in an undefined order" ,DVI-I,“subconnector”,ENUM,"{ “Unknown”, “DVI-D”, “DVI-A” }",Connector,TBD ,,“select subconnector”,ENUM,"{ “Automatic”, “DVI-D”, “DVI-A” }",Connector,TBD ,TV,“subconnector”,ENUM,"{ ""Unknown"", ""Composite"", ""SVIDEO"", ""Component"", ""SCART"" }",Connector,TBD diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile index e3dba6f44a79..0238bf8bc8c3 100644 --- a/drivers/gpu/drm/Makefile +++ b/drivers/gpu/drm/Makefile @@ -24,7 +24,7 @@ drm-$(CONFIG_AGP) += drm_agpsupport.o drm_kms_helper-y := drm_crtc_helper.o drm_dp_helper.o drm_probe_helper.o \ drm_plane_helper.o drm_dp_mst_topology.o drm_atomic_helper.o \ drm_kms_helper_common.o drm_dp_dual_mode_helper.o \ - drm_simple_kms_helper.o + drm_simple_kms_helper.o drm_blend.o drm_kms_helper-$(CONFIG_DRM_LOAD_EDID_FIRMWARE) += drm_edid_load.o drm_kms_helper-$(CONFIG_DRM_FBDEV_EMULATION) += drm_fb_helper.o diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c index 8d2f111fa113..fa3930757972 100644 --- a/drivers/gpu/drm/drm_atomic.c +++ b/drivers/gpu/drm/drm_atomic.c @@ -711,6 +711,8 @@ int drm_atomic_plane_set_property(struct drm_plane *plane, state->src_h = val; } else if (property == config->rotation_property) { state->rotation = val; + } else if (property == plane->zpos_property) { + state->zpos = val; } else if (plane->funcs->atomic_set_property) { return plane->funcs->atomic_set_property(plane, state, property, val); @@ -767,6 +769,8 @@ drm_atomic_plane_get_property(struct drm_plane *plane, *val = state->src_h; } else if (property == config->rotation_property) { *val = state->rotation; + } else if (property == plane->zpos_property) { + *val = state->zpos; } else if (plane->funcs->atomic_get_property) { return plane->funcs->atomic_get_property(plane, state, property, val); } else { diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c index de7fddce3cef..20be86d89a20 100644 --- a/drivers/gpu/drm/drm_atomic_helper.c +++ b/drivers/gpu/drm/drm_atomic_helper.c @@ -32,6 +32,8 @@ #include <drm/drm_atomic_helper.h> #include <linux/fence.h> +#include "drm_crtc_internal.h" + /** * DOC: overview * @@ -592,6 +594,10 @@ drm_atomic_helper_check_planes(struct drm_device *dev, struct drm_plane_state *plane_state; int i, ret = 0; + ret = drm_atomic_helper_normalize_zpos(dev, state); + if (ret) + return ret; + for_each_plane_in_state(state, plane, plane_state, i) { const struct drm_plane_helper_funcs *funcs; @@ -2955,6 +2961,7 @@ void __drm_atomic_helper_crtc_duplicate_state(struct drm_crtc *crtc, state->planes_changed = false; state->connectors_changed = false; state->color_mgmt_changed = false; + state->zpos_changed = false; state->event = NULL; } EXPORT_SYMBOL(__drm_atomic_helper_crtc_duplicate_state); diff --git a/drivers/gpu/drm/drm_blend.c b/drivers/gpu/drm/drm_blend.c new file mode 100644 index 000000000000..f3c0942bd756 --- /dev/null +++ b/drivers/gpu/drm/drm_blend.c @@ -0,0 +1,238 @@ +/* + * Copyright (C) 2016 Samsung Electronics Co.Ltd + * Authors: + * Marek Szyprowski <m.szyprowski@samsung.com> + * + * DRM core plane blending related functions + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ +#include <drm/drmP.h> +#include <drm/drm_atomic.h> +#include <drm/drm_crtc.h> +#include <linux/export.h> +#include <linux/slab.h> +#include <linux/sort.h> + +#include "drm_internal.h" + +/** + * drm_plane_create_zpos_property - create mutable zpos property + * @plane: drm plane + * @zpos: initial value of zpos property + * @min: minimal possible value of zpos property + * @max: maximal possible value of zpos property + * + * This function initializes generic mutable zpos property and enables support + * for it in drm core. Drivers can then attach this property to planes to enable + * support for configurable planes arrangement during blending operation. + * Once mutable zpos property has been enabled, the DRM core will automatically + * calculate drm_plane_state->normalized_zpos values. Usually min should be set + * to 0 and max to maximal number of planes for given crtc - 1. + * + * If zpos of some planes cannot be changed (like fixed background or + * cursor/topmost planes), driver should adjust min/max values and assign those + * planes immutable zpos property with lower or higher values (for more + * information, see drm_mode_create_zpos_immutable_property() function). In such + * case driver should also assign proper initial zpos values for all planes in + * its plane_reset() callback, so the planes will be always sorted properly. + * + * Returns: + * Zero on success, negative errno on failure. + */ +int drm_plane_create_zpos_property(struct drm_plane *plane, + unsigned int zpos, + unsigned int min, unsigned int max) +{ + struct drm_property *prop; + + prop = drm_property_create_range(plane->dev, 0, "zpos", min, max); + if (!prop) + return -ENOMEM; + + drm_object_attach_property(&plane->base, prop, zpos); + + plane->zpos_property = prop; + + if (plane->state) { + plane->state->zpos = zpos; + plane->state->normalized_zpos = zpos; + } + + return 0; +} +EXPORT_SYMBOL(drm_plane_create_zpos_property); + +/** + * drm_plane_create_zpos_immutable_property - create immuttable zpos property + * @plane: drm plane + * @zpos: value of zpos property + * + * This function initializes generic immutable zpos property and enables + * support for it in drm core. Using this property driver lets userspace + * to get the arrangement of the planes for blending operation and notifies + * it that the hardware (or driver) doesn't support changing of the planes' + * order. + * + * Returns: + * Zero on success, negative errno on failure. + */ +int drm_plane_create_zpos_immutable_property(struct drm_plane *plane, + unsigned int zpos) +{ + struct drm_property *prop; + + prop = drm_property_create_range(plane->dev, DRM_MODE_PROP_IMMUTABLE, + "zpos", zpos, zpos); + if (!prop) + return -ENOMEM; + + drm_object_attach_property(&plane->base, prop, zpos); + + plane->zpos_property = prop; + + if (plane->state) { + plane->state->zpos = zpos; + plane->state->normalized_zpos = zpos; + } + + return 0; +} +EXPORT_SYMBOL(drm_plane_create_zpos_immutable_property); + +static int drm_atomic_state_zpos_cmp(const void *a, const void *b) +{ + const struct drm_plane_state *sa = *(struct drm_plane_state **)a; + const struct drm_plane_state *sb = *(struct drm_plane_state **)b; + + if (sa->zpos != sb->zpos) + return sa->zpos - sb->zpos; + else + return sa->plane->base.id - sb->plane->base.id; +} + +/** + * drm_atomic_helper_crtc_normalize_zpos - calculate normalized zpos values + * @crtc: crtc with planes, which have to be considered for normalization + * @crtc_state: new atomic state to apply + * + * This function checks new states of all planes assigned to given crtc and + * calculates normalized zpos value for them. Planes are compared first by their + * zpos values, then by plane id (if zpos equals). Plane with lowest zpos value + * is at the bottom. The plane_state->normalized_zpos is then filled with unique + * values from 0 to number of active planes in crtc minus one. + * + * RETURNS + * Zero for success or -errno + */ +static int drm_atomic_helper_crtc_normalize_zpos(struct drm_crtc *crtc, + struct drm_crtc_state *crtc_state) +{ + struct drm_atomic_state *state = crtc_state->state; + struct drm_device *dev = crtc->dev; + int total_planes = dev->mode_config.num_total_plane; + struct drm_plane_state **states; + struct drm_plane *plane; + int i, n = 0; + int ret = 0; + + DRM_DEBUG_ATOMIC("[CRTC:%d:%s] calculating normalized zpos values\n", + crtc->base.id, crtc->name); + + states = kmalloc_array(total_planes, sizeof(*states), GFP_TEMPORARY); + if (!states) + return -ENOMEM; + + /* + * Normalization process might create new states for planes which + * normalized_zpos has to be recalculated. + */ + drm_for_each_plane_mask(plane, dev, crtc_state->plane_mask) { + struct drm_plane_state *plane_state = + drm_atomic_get_plane_state(state, plane); + if (IS_ERR(plane_state)) { + ret = PTR_ERR(plane_state); + goto done; + } + states[n++] = plane_state; + DRM_DEBUG_ATOMIC("[PLANE:%d:%s] processing zpos value %d\n", + plane->base.id, plane->name, + plane_state->zpos); + } + + sort(states, n, sizeof(*states), drm_atomic_state_zpos_cmp, NULL); + + for (i = 0; i < n; i++) { + plane = states[i]->plane; + + states[i]->normalized_zpos = i; + DRM_DEBUG_ATOMIC("[PLANE:%d:%s] normalized zpos value %d\n", + plane->base.id, plane->name, i); + } + crtc_state->zpos_changed = true; + +done: + kfree(states); + return ret; +} + +/** + * drm_atomic_helper_normalize_zpos - calculate normalized zpos values for all + * crtcs + * @dev: DRM device + * @state: atomic state of DRM device + * + * This function calculates normalized zpos value for all modified planes in + * the provided atomic state of DRM device. For more information, see + * drm_atomic_helper_crtc_normalize_zpos() function. + * + * RETURNS + * Zero for success or -errno + */ +int drm_atomic_helper_normalize_zpos(struct drm_device *dev, + struct drm_atomic_state *state) +{ + struct drm_crtc *crtc; + struct drm_crtc_state *crtc_state; + struct drm_plane *plane; + struct drm_plane_state *plane_state; + int i, ret = 0; + + for_each_plane_in_state(state, plane, plane_state, i) { + crtc = plane_state->crtc; + if (!crtc) + continue; + if (plane->state->zpos != plane_state->zpos) { + crtc_state = + drm_atomic_get_existing_crtc_state(state, crtc); + crtc_state->zpos_changed = true; + } + } + + for_each_crtc_in_state(state, crtc, crtc_state, i) { + if (crtc_state->plane_mask != crtc->state->plane_mask || + crtc_state->zpos_changed) { + ret = drm_atomic_helper_crtc_normalize_zpos(crtc, + crtc_state); + if (ret) + return ret; + } + } + return 0; +} diff --git a/drivers/gpu/drm/drm_crtc_internal.h b/drivers/gpu/drm/drm_crtc_internal.h index 47a500b90fd7..0c34e6d906d1 100644 --- a/drivers/gpu/drm/drm_crtc_internal.h +++ b/drivers/gpu/drm/drm_crtc_internal.h @@ -128,3 +128,7 @@ int drm_mode_atomic_ioctl(struct drm_device *dev, int drm_modeset_register_all(struct drm_device *dev); void drm_modeset_unregister_all(struct drm_device *dev); + +/* drm_blend.c */ +int drm_atomic_helper_normalize_zpos(struct drm_device *dev, + struct drm_atomic_state *state); diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h index b39d521f093d..7f1a49d5bdbe 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h @@ -64,7 +64,6 @@ struct exynos_drm_plane_state { struct exynos_drm_rect src; unsigned int h_ratio; unsigned int v_ratio; - unsigned int zpos; }; static inline struct exynos_drm_plane_state * @@ -221,7 +220,6 @@ struct exynos_drm_private { * this array is used to be aware of which crtc did it request vblank. */ struct drm_crtc *crtc[MAX_CRTC]; - struct drm_property *plane_zpos_property; struct device *dma_dev; void *mapping; diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c index 77f12c00abf9..7f32419b25ea 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_plane.c +++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c @@ -139,9 +139,9 @@ static void exynos_drm_plane_reset(struct drm_plane *plane) exynos_state = kzalloc(sizeof(*exynos_state), GFP_KERNEL); if (exynos_state) { - exynos_state->zpos = exynos_plane->config->zpos; plane->state = &exynos_state->base; plane->state->plane = plane; + plane->state->zpos = exynos_plane->config->zpos; } } @@ -157,7 +157,6 @@ exynos_drm_plane_duplicate_state(struct drm_plane *plane) return NULL; __drm_atomic_helper_plane_duplicate_state(plane, ©->base); - copy->zpos = exynos_state->zpos; return ©->base; } @@ -170,43 +169,6 @@ static void exynos_drm_plane_destroy_state(struct drm_plane *plane, kfree(old_exynos_state); } -static int exynos_drm_plane_atomic_set_property(struct drm_plane *plane, - struct drm_plane_state *state, - struct drm_property *property, - uint64_t val) -{ - struct exynos_drm_plane *exynos_plane = to_exynos_plane(plane); - struct exynos_drm_plane_state *exynos_state = - to_exynos_plane_state(state); - struct exynos_drm_private *dev_priv = plane->dev->dev_private; - const struct exynos_drm_plane_config *config = exynos_plane->config; - - if (property == dev_priv->plane_zpos_property && - (config->capabilities & EXYNOS_DRM_PLANE_CAP_ZPOS)) - exynos_state->zpos = val; - else - return -EINVAL; - - return 0; -} - -static int exynos_drm_plane_atomic_get_property(struct drm_plane *plane, - const struct drm_plane_state *state, - struct drm_property *property, - uint64_t *val) -{ - const struct exynos_drm_plane_state *exynos_state = - container_of(state, const struct exynos_drm_plane_state, base); - struct exynos_drm_private *dev_priv = plane->dev->dev_private; - - if (property == dev_priv->plane_zpos_property) - *val = exynos_state->zpos; - else - return -EINVAL; - - return 0; -} - static struct drm_plane_funcs exynos_plane_funcs = { .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, @@ -215,8 +177,6 @@ static struct drm_plane_funcs exynos_plane_funcs = { .reset = exynos_drm_plane_reset, .atomic_duplicate_state = exynos_drm_plane_duplicate_state, .atomic_destroy_state = exynos_drm_plane_destroy_state, - .atomic_set_property = exynos_drm_plane_atomic_set_property, - .atomic_get_property = exynos_drm_plane_atomic_get_property, }; static int @@ -304,23 +264,13 @@ static const struct drm_plane_helper_funcs plane_helper_funcs = { }; static void exynos_plane_attach_zpos_property(struct drm_plane *plane, - unsigned int zpos) + bool immutable) { - struct drm_device *dev = plane->dev; - struct exynos_drm_private *dev_priv = dev->dev_private; - struct drm_property *prop; - - prop = dev_priv->plane_zpos_property; - if (!prop) { - prop = drm_property_create_range(dev, 0, "zpos", - 0, MAX_PLANE - 1); - if (!prop) - return; - - dev_priv->plane_zpos_property = prop; - } - - drm_object_attach_property(&plane->base, prop, zpos); + /* FIXME */ + if (immutable) + drm_plane_create_zpos_immutable_property(plane, 0); + else + drm_plane_create_zpos_property(plane, 0, 0, MAX_PLANE - 1); } int exynos_plane_init(struct drm_device *dev, @@ -346,7 +296,8 @@ int exynos_plane_init(struct drm_device *dev, exynos_plane->index = index; exynos_plane->config = config; - exynos_plane_attach_zpos_property(&exynos_plane->base, config->zpos); + exynos_plane_attach_zpos_property(&exynos_plane->base, + !(config->capabilities & EXYNOS_DRM_PLANE_CAP_ZPOS)); return 0; } diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 74a4269cc1b0..e1d47f9435fc 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -477,6 +477,7 @@ static void vp_video_buffer(struct mixer_context *ctx, struct drm_display_mode *mode = &state->base.crtc->state->adjusted_mode; struct mixer_resources *res = &ctx->mixer_res; struct drm_framebuffer *fb = state->base.fb; + unsigned int priority = state->base.normalized_zpos + 1; unsigned long flags; dma_addr_t luma_addr[2], chroma_addr[2]; bool tiled_mode = false; @@ -561,7 +562,7 @@ static void vp_video_buffer(struct mixer_context *ctx, mixer_cfg_scan(ctx, mode->vdisplay); mixer_cfg_rgb_fmt(ctx, mode->vdisplay); - mixer_cfg_layer(ctx, plane->index, state->zpos + 1, true); + mixer_cfg_layer(ctx, plane->index, priority, true); mixer_cfg_vp_blend(ctx); mixer_run(ctx); @@ -586,6 +587,7 @@ static void mixer_graph_buffer(struct mixer_context *ctx, struct drm_display_mode *mode = &state->base.crtc->state->adjusted_mode; struct mixer_resources *res = &ctx->mixer_res; struct drm_framebuffer *fb = state->base.fb; + unsigned int priority = state->base.normalized_zpos + 1; unsigned long flags; unsigned int win = plane->index; unsigned int x_ratio = 0, y_ratio = 0; @@ -677,7 +679,7 @@ static void mixer_graph_buffer(struct mixer_context *ctx, mixer_cfg_scan(ctx, mode->vdisplay); mixer_cfg_rgb_fmt(ctx, mode->vdisplay); - mixer_cfg_layer(ctx, win, state->zpos + 1, true); + mixer_cfg_layer(ctx, win, priority, true); mixer_cfg_gfx_blend(ctx, win, is_alpha_format(fb->pixel_format)); /* layer update mandatory for mixer 16.0.33.0 */ diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c index e39fcef2e033..7316fc7fa0bd 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c @@ -196,7 +196,7 @@ void rcar_du_crtc_route_output(struct drm_crtc *crtc, static unsigned int plane_zpos(struct rcar_du_plane *plane) { - return to_rcar_plane_state(plane->plane.state)->zpos; + return plane->plane.state->normalized_zpos; } static const struct rcar_du_format_info * diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.h b/drivers/gpu/drm/rcar-du/rcar_du_drv.h index ed35467d96cf..c843c3134498 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.h +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.h @@ -92,7 +92,6 @@ struct rcar_du_device { struct { struct drm_property *alpha; struct drm_property *colorkey; - struct drm_property *zpos; } props; unsigned int dpad0_source; diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.c b/drivers/gpu/drm/rcar-du/rcar_du_kms.c index 6bb032d8ac6b..f03eb55318c1 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_kms.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.c @@ -527,11 +527,6 @@ static int rcar_du_properties_init(struct rcar_du_device *rcdu) if (rcdu->props.colorkey == NULL) return -ENOMEM; - rcdu->props.zpos = - drm_property_create_range(rcdu->ddev, 0, "zpos", 1, 7); - if (rcdu->props.zpos == NULL) - return -ENOMEM; - return 0; } diff --git a/drivers/gpu/drm/rcar-du/rcar_du_plane.c b/drivers/gpu/drm/rcar-du/rcar_du_plane.c index bfe31ca870cc..a74f8ed8ca2e 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_plane.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_plane.c @@ -652,7 +652,7 @@ static void rcar_du_plane_reset(struct drm_plane *plane) state->source = RCAR_DU_PLANE_MEMORY; state->alpha = 255; state->colorkey = RCAR_DU_COLORKEY_NONE; - state->zpos = plane->type == DRM_PLANE_TYPE_PRIMARY ? 0 : 1; + state->state.zpos = plane->type == DRM_PLANE_TYPE_PRIMARY ? 0 : 1; plane->state = &state->state; plane->state->plane = plane; @@ -670,8 +670,6 @@ static int rcar_du_plane_atomic_set_property(struct drm_plane *plane, rstate->alpha = val; else if (property == rcdu->props.colorkey) rstate->colorkey = val; - else if (property == rcdu->props.zpos) - rstate->zpos = val; else return -EINVAL; @@ -690,8 +688,6 @@ static int rcar_du_plane_atomic_get_property(struct drm_plane *plane, *val = rstate->alpha; else if (property == rcdu->props.colorkey) *val = rstate->colorkey; - else if (property == rcdu->props.zpos) - *val = rstate->zpos; else return -EINVAL; @@ -763,8 +759,7 @@ int rcar_du_planes_init(struct rcar_du_group *rgrp) drm_object_attach_property(&plane->plane.base, rcdu->props.colorkey, RCAR_DU_COLORKEY_NONE); - drm_object_attach_property(&plane->plane.base, - rcdu->props.zpos, 1); + drm_plane_create_zpos_property(&plane->plane, 1, 1, 7); } return 0; diff --git a/drivers/gpu/drm/rcar-du/rcar_du_plane.h b/drivers/gpu/drm/rcar-du/rcar_du_plane.h index b18b7b25dbfa..8b91dd3a46e4 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_plane.h +++ b/drivers/gpu/drm/rcar-du/rcar_du_plane.h @@ -51,7 +51,6 @@ static inline struct rcar_du_plane *to_rcar_plane(struct drm_plane *plane) * @hwindex: 0-based hardware plane index, -1 means unused * @alpha: value of the plane alpha property * @colorkey: value of the plane colorkey property - * @zpos: value of the plane zpos property */ struct rcar_du_plane_state { struct drm_plane_state state; @@ -62,7 +61,6 @@ struct rcar_du_plane_state { unsigned int alpha; unsigned int colorkey; - unsigned int zpos; }; static inline struct rcar_du_plane_state * diff --git a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c index 6ac717f2056f..83ebd162f3ef 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c @@ -43,12 +43,12 @@ void rcar_du_vsp_enable(struct rcar_du_crtc *crtc) .src_y = 0, .src_w = mode->hdisplay << 16, .src_h = mode->vdisplay << 16, + .zpos = 0, }, .format = rcar_du_format_info(DRM_FORMAT_ARGB8888), .source = RCAR_DU_PLANE_VSPD1, .alpha = 255, .colorkey = 0, - .zpos = 0, }; if (rcdu->info->gen >= 3) @@ -152,7 +152,7 @@ static void rcar_du_vsp_plane_setup(struct rcar_du_vsp_plane *plane) .pixelformat = 0, .pitch = fb->pitches[0], .alpha = state->alpha, - .zpos = state->zpos, + .zpos = state->state.zpos, }; unsigned int i; @@ -267,7 +267,7 @@ static void rcar_du_vsp_plane_reset(struct drm_plane *plane) return; state->alpha = 255; - state->zpos = plane->type == DRM_PLANE_TYPE_PRIMARY ? 0 : 1; + state->state.zpos = plane->type == DRM_PLANE_TYPE_PRIMARY ? 0 : 1; plane->state = &state->state; plane->state->plane = plane; @@ -282,8 +282,6 @@ static int rcar_du_vsp_plane_atomic_set_property(struct drm_plane *plane, if (property == rcdu->props.alpha) rstate->alpha = val; - else if (property == rcdu->props.zpos) - rstate->zpos = val; else return -EINVAL; @@ -300,8 +298,6 @@ static int rcar_du_vsp_plane_atomic_get_property(struct drm_plane *plane, if (property == rcdu->props.alpha) *val = rstate->alpha; - else if (property == rcdu->props.zpos) - *val = rstate->zpos; else return -EINVAL; @@ -381,8 +377,8 @@ int rcar_du_vsp_init(struct rcar_du_vsp *vsp) drm_object_attach_property(&plane->plane.base, rcdu->props.alpha, 255); - drm_object_attach_property(&plane->plane.base, - rcdu->props.zpos, 1); + drm_plane_create_zpos_property(&plane->plane, 1, 1, + vsp->num_planes - 1); } return 0; diff --git a/drivers/gpu/drm/sti/sti_cursor.c b/drivers/gpu/drm/sti/sti_cursor.c index a263bbba4119..3b53f7f2e3fc 100644 --- a/drivers/gpu/drm/sti/sti_cursor.c +++ b/drivers/gpu/drm/sti/sti_cursor.c @@ -349,8 +349,8 @@ struct drm_plane_funcs sti_cursor_plane_helpers_funcs = { .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, .destroy = sti_cursor_destroy, - .set_property = sti_plane_set_property, - .reset = drm_atomic_helper_plane_reset, + .set_property = drm_atomic_helper_plane_set_property, + .reset = sti_plane_reset, .atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state, .atomic_destroy_state = drm_atomic_helper_plane_destroy_state, .late_register = sti_cursor_late_register, diff --git a/drivers/gpu/drm/sti/sti_gdp.c b/drivers/gpu/drm/sti/sti_gdp.c index bf63086a3dc8..b8d942ca45e8 100644 --- a/drivers/gpu/drm/sti/sti_gdp.c +++ b/drivers/gpu/drm/sti/sti_gdp.c @@ -886,8 +886,8 @@ struct drm_plane_funcs sti_gdp_plane_helpers_funcs = { .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, .destroy = sti_gdp_destroy, - .set_property = sti_plane_set_property, - .reset = drm_atomic_helper_plane_reset, + .set_property = drm_atomic_helper_plane_set_property, + .reset = sti_plane_reset, .atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state, .atomic_destroy_state = drm_atomic_helper_plane_destroy_state, .late_register = sti_gdp_late_register, diff --git a/drivers/gpu/drm/sti/sti_hqvdp.c b/drivers/gpu/drm/sti/sti_hqvdp.c index b03232247966..b5ee783e3e7c 100644 --- a/drivers/gpu/drm/sti/sti_hqvdp.c +++ b/drivers/gpu/drm/sti/sti_hqvdp.c @@ -1254,8 +1254,8 @@ struct drm_plane_funcs sti_hqvdp_plane_helpers_funcs = { .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, .destroy = sti_hqvdp_destroy, - .set_property = sti_plane_set_property, - .reset = drm_atomic_helper_plane_reset, + .set_property = drm_atomic_helper_plane_set_property, + .reset = sti_plane_reset, .atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state, .atomic_destroy_state = drm_atomic_helper_plane_destroy_state, .late_register = sti_hqvdp_late_register, diff --git a/drivers/gpu/drm/sti/sti_mixer.c b/drivers/gpu/drm/sti/sti_mixer.c index 1885c7ab5a8b..7d9aea805eab 100644 --- a/drivers/gpu/drm/sti/sti_mixer.c +++ b/drivers/gpu/drm/sti/sti_mixer.c @@ -239,13 +239,10 @@ static void sti_mixer_set_background_area(struct sti_mixer *mixer, int sti_mixer_set_plane_depth(struct sti_mixer *mixer, struct sti_plane *plane) { - int plane_id, depth = plane->zorder; + int plane_id, depth = plane->drm_plane.state->normalized_zpos; unsigned int i; u32 mask, val; - if ((depth < 1) || (depth > GAM_MIXER_NB_DEPTH_LEVEL)) - return 1; - switch (plane->desc) { case STI_GDP_0: plane_id = GAM_DEPTH_GDP0_ID; @@ -278,8 +275,8 @@ int sti_mixer_set_plane_depth(struct sti_mixer *mixer, struct sti_plane *plane) break; } - mask |= GAM_DEPTH_MASK_ID << (3 * (depth - 1)); - plane_id = plane_id << (3 * (depth - 1)); + mask |= GAM_DEPTH_MASK_ID << (3 * depth); + plane_id = plane_id << (3 * depth); DRM_DEBUG_DRIVER("%s %s depth=%d\n", sti_mixer_to_str(mixer), sti_plane_to_str(plane), depth); diff --git a/drivers/gpu/drm/sti/sti_plane.c b/drivers/gpu/drm/sti/sti_plane.c index 0cf3335ef37c..ca4b3719a64a 100644 --- a/drivers/gpu/drm/sti/sti_plane.c +++ b/drivers/gpu/drm/sti/sti_plane.c @@ -14,15 +14,6 @@ #include "sti_drv.h" #include "sti_plane.h" -/* (Background) < GDP0 < GDP1 < HQVDP0 < GDP2 < GDP3 < (ForeGround) */ -enum sti_plane_desc sti_plane_default_zorder[] = { - STI_GDP_0, - STI_GDP_1, - STI_HQVDP_0, - STI_GDP_2, - STI_GDP_3, -}; - const char *sti_plane_to_str(struct sti_plane *plane) { switch (plane->desc) { @@ -96,59 +87,46 @@ void sti_plane_update_fps(struct sti_plane *plane, plane->fps_info.fips_str); } -int sti_plane_set_property(struct drm_plane *drm_plane, - struct drm_property *property, - uint64_t val) +static int sti_plane_get_default_zpos(enum drm_plane_type type) { - struct drm_device *dev = drm_plane->dev; - struct sti_private *private = dev->dev_private; - struct sti_plane *plane = to_sti_plane(drm_plane); - - DRM_DEBUG_DRIVER("\n"); - - if (property == private->plane_zorder_property) { - plane->zorder = val; + switch (type) { + case DRM_PLANE_TYPE_PRIMARY: return 0; + case DRM_PLANE_TYPE_OVERLAY: + return 1; + case DRM_PLANE_TYPE_CURSOR: + return 7; } + return 0; +} - return -EINVAL; +void sti_plane_reset(struct drm_plane *plane) +{ + drm_atomic_helper_plane_reset(plane); + plane->state->zpos = sti_plane_get_default_zpos(plane->type); } -static void sti_plane_attach_zorder_property(struct drm_plane *drm_plane) +static void sti_plane_attach_zorder_property(struct drm_plane *drm_plane, + enum drm_plane_type type) { - struct drm_device *dev = drm_plane->dev; - struct sti_private *private = dev->dev_private; - struct sti_plane *plane = to_sti_plane(drm_plane); - struct drm_property *prop; - - prop = private->plane_zorder_property; - if (!prop) { - prop = drm_property_create_range(dev, 0, "zpos", 1, - GAM_MIXER_NB_DEPTH_LEVEL); - if (!prop) - return; - - private->plane_zorder_property = prop; + int zpos = sti_plane_get_default_zpos(type); + + switch (type) { + case DRM_PLANE_TYPE_PRIMARY: + case DRM_PLANE_TYPE_OVERLAY: + drm_plane_create_zpos_property(drm_plane, zpos, 0, 6); + break; + case DRM_PLANE_TYPE_CURSOR: + drm_plane_create_zpos_immutable_property(drm_plane, zpos); + break; } - - drm_object_attach_property(&drm_plane->base, prop, plane->zorder); } void sti_plane_init_property(struct sti_plane *plane, enum drm_plane_type type) { - unsigned int i; - - for (i = 0; i < ARRAY_SIZE(sti_plane_default_zorder); i++) - if (sti_plane_default_zorder[i] == plane->desc) - break; - - plane->zorder = i + 1; - - if (type == DRM_PLANE_TYPE_OVERLAY) - sti_plane_attach_zorder_property(&plane->drm_plane); + sti_plane_attach_zorder_property(&plane->drm_plane, type); - DRM_DEBUG_DRIVER("drm plane:%d mapped to %s with zorder:%d\n", - plane->drm_plane.base.id, - sti_plane_to_str(plane), plane->zorder); + DRM_DEBUG_DRIVER("drm plane:%d mapped to %s\n", + plane->drm_plane.base.id, sti_plane_to_str(plane)); } diff --git a/drivers/gpu/drm/sti/sti_plane.h b/drivers/gpu/drm/sti/sti_plane.h index e0ea1dd3bb88..ce3e8d6c88bb 100644 --- a/drivers/gpu/drm/sti/sti_plane.h +++ b/drivers/gpu/drm/sti/sti_plane.h @@ -66,14 +66,12 @@ struct sti_fps_info { * @plane: drm plane it is bound to (if any) * @desc: plane type & id * @status: to know the status of the plane - * @zorder: plane z-order * @fps_info: frame per second info */ struct sti_plane { struct drm_plane drm_plane; enum sti_plane_desc desc; enum sti_plane_status status; - int zorder; struct sti_fps_info fps_info; }; @@ -82,10 +80,7 @@ void sti_plane_update_fps(struct sti_plane *plane, bool new_frame, bool new_field); -int sti_plane_set_property(struct drm_plane *drm_plane, - struct drm_property *property, - uint64_t val); - void sti_plane_init_property(struct sti_plane *plane, enum drm_plane_type type); +void sti_plane_reset(struct drm_plane *plane); #endif diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 3edeaf88ebc0..44e070800b6d 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -308,6 +308,7 @@ struct drm_plane_helper_funcs; * @mode_changed: crtc_state->mode or crtc_state->enable has been changed * @active_changed: crtc_state->active has been toggled. * @connectors_changed: connectors to this crtc have been updated + * @zpos_changed: zpos values of planes on this crtc have been updated * @color_mgmt_changed: color management properties have changed (degamma or * gamma LUT or CSC matrix) * @plane_mask: bitmask of (1 << drm_plane_index(plane)) of attached planes @@ -344,6 +345,7 @@ struct drm_crtc_state { bool mode_changed : 1; bool active_changed : 1; bool connectors_changed : 1; + bool zpos_changed : 1; bool color_mgmt_changed : 1; /* attached planes bitmask: @@ -1409,6 +1411,9 @@ struct drm_connector { * @src_w: width of visible portion of plane (in 16.16) * @src_h: height of visible portion of plane (in 16.16) * @rotation: rotation of the plane + * @zpos: priority of the given plane on crtc (optional) + * @normalized_zpos: normalized value of zpos: unique, range from 0 to N-1 + * where N is the number of active planes for given crtc * @state: backpointer to global drm_atomic_state */ struct drm_plane_state { @@ -1429,6 +1434,10 @@ struct drm_plane_state { /* Plane rotation */ unsigned int rotation; + /* Plane zpos */ + unsigned int zpos; + unsigned int normalized_zpos; + struct drm_atomic_state *state; }; @@ -1688,6 +1697,7 @@ enum drm_plane_type { * @properties: property tracking for this plane * @type: type of plane (overlay, primary, cursor) * @state: current atomic state for this plane + * @zpos_property: zpos property for this plane * @helper_private: mid-layer private data */ struct drm_plane { @@ -1732,6 +1742,8 @@ struct drm_plane { const struct drm_plane_helper_funcs *helper_private; struct drm_plane_state *state; + + struct drm_property *zpos_property; }; /** @@ -2958,6 +2970,14 @@ extern void drm_crtc_enable_color_mgmt(struct drm_crtc *crtc, uint degamma_lut_size, bool has_ctm, uint gamma_lut_size); + +int drm_plane_create_zpos_property(struct drm_plane *plane, + unsigned int zpos, + unsigned int min, unsigned int max); + +int drm_plane_create_zpos_immutable_property(struct drm_plane *plane, + unsigned int zpos); + /* Helpers */ struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, uint32_t id, uint32_t type); 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