diff options
Diffstat (limited to 'drivers/gpu/drm/sun4i/sun8i_layer.c')
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun8i_layer.c | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/drivers/gpu/drm/sun4i/sun8i_layer.c b/drivers/gpu/drm/sun4i/sun8i_layer.c deleted file mode 100644 index 23810ff72684..000000000000 --- a/drivers/gpu/drm/sun4i/sun8i_layer.c +++ /dev/null @@ -1,134 +0,0 @@ -/* - * Copyright (C) Icenowy Zheng <icenowy@aosc.io> - * - * Based on sun4i_layer.h, which is: - * Copyright (C) 2015 Free Electrons - * Copyright (C) 2015 NextThing Co - * - * Maxime Ripard <maxime.ripard@free-electrons.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - */ - -#include <drm/drm_atomic_helper.h> -#include <drm/drm_plane_helper.h> -#include <drm/drmP.h> - -#include "sun8i_layer.h" -#include "sun8i_mixer.h" - -struct sun8i_plane_desc { - enum drm_plane_type type; - const uint32_t *formats; - uint32_t nformats; -}; - -static void sun8i_mixer_layer_atomic_disable(struct drm_plane *plane, - struct drm_plane_state *old_state) -{ - struct sun8i_layer *layer = plane_to_sun8i_layer(plane); - struct sun8i_mixer *mixer = layer->mixer; - - sun8i_mixer_layer_enable(mixer, layer->id, false); -} - -static void sun8i_mixer_layer_atomic_update(struct drm_plane *plane, - struct drm_plane_state *old_state) -{ - struct sun8i_layer *layer = plane_to_sun8i_layer(plane); - struct sun8i_mixer *mixer = layer->mixer; - - sun8i_mixer_update_layer_coord(mixer, layer->id, plane); - sun8i_mixer_update_layer_formats(mixer, layer->id, plane); - sun8i_mixer_update_layer_buffer(mixer, layer->id, plane); - sun8i_mixer_layer_enable(mixer, layer->id, true); -} - -static struct drm_plane_helper_funcs sun8i_mixer_layer_helper_funcs = { - .atomic_disable = sun8i_mixer_layer_atomic_disable, - .atomic_update = sun8i_mixer_layer_atomic_update, -}; - -static const struct drm_plane_funcs sun8i_mixer_layer_funcs = { - .atomic_destroy_state = drm_atomic_helper_plane_destroy_state, - .atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state, - .destroy = drm_plane_cleanup, - .disable_plane = drm_atomic_helper_disable_plane, - .reset = drm_atomic_helper_plane_reset, - .update_plane = drm_atomic_helper_update_plane, -}; - -static const uint32_t sun8i_mixer_layer_formats[] = { - DRM_FORMAT_RGB888, - DRM_FORMAT_ARGB8888, - DRM_FORMAT_XRGB8888, -}; - -static const struct sun8i_plane_desc sun8i_mixer_planes[] = { - { - .type = DRM_PLANE_TYPE_PRIMARY, - .formats = sun8i_mixer_layer_formats, - .nformats = ARRAY_SIZE(sun8i_mixer_layer_formats), - }, -}; - -static struct sun8i_layer *sun8i_layer_init_one(struct drm_device *drm, - struct sun8i_mixer *mixer, - const struct sun8i_plane_desc *plane) -{ - struct sun8i_layer *layer; - int ret; - - layer = devm_kzalloc(drm->dev, sizeof(*layer), GFP_KERNEL); - if (!layer) - return ERR_PTR(-ENOMEM); - - /* possible crtcs are set later */ - ret = drm_universal_plane_init(drm, &layer->plane, 0, - &sun8i_mixer_layer_funcs, - plane->formats, plane->nformats, - NULL, plane->type, NULL); - if (ret) { - dev_err(drm->dev, "Couldn't initialize layer\n"); - return ERR_PTR(ret); - } - - drm_plane_helper_add(&layer->plane, - &sun8i_mixer_layer_helper_funcs); - layer->mixer = mixer; - - return layer; -} - -struct drm_plane **sun8i_layers_init(struct drm_device *drm, - struct sunxi_engine *engine) -{ - struct drm_plane **planes; - struct sun8i_mixer *mixer = engine_to_sun8i_mixer(engine); - int i; - - planes = devm_kcalloc(drm->dev, ARRAY_SIZE(sun8i_mixer_planes) + 1, - sizeof(*planes), GFP_KERNEL); - if (!planes) - return ERR_PTR(-ENOMEM); - - for (i = 0; i < ARRAY_SIZE(sun8i_mixer_planes); i++) { - const struct sun8i_plane_desc *plane = &sun8i_mixer_planes[i]; - struct sun8i_layer *layer; - - layer = sun8i_layer_init_one(drm, mixer, plane); - if (IS_ERR(layer)) { - dev_err(drm->dev, "Couldn't initialize %s plane\n", - i ? "overlay" : "primary"); - return ERR_CAST(layer); - }; - - layer->id = i; - planes[i] = &layer->plane; - }; - - return planes; -} |