diff options
Diffstat (limited to 'drivers/gpu/drm/sun4i/sun8i_layer.c')
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun8i_layer.c | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/drivers/gpu/drm/sun4i/sun8i_layer.c b/drivers/gpu/drm/sun4i/sun8i_layer.c deleted file mode 100644 index c3e779635187..000000000000 --- a/drivers/gpu/drm/sun4i/sun8i_layer.c +++ /dev/null @@ -1,187 +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.h> -#include <drm/drm_atomic_helper.h> -#include <drm/drm_crtc.h> -#include <drm/drm_plane_helper.h> -#include <drm/drmP.h> - -#include "sun8i_layer.h" -#include "sun8i_mixer.h" - -static int sun8i_mixer_layer_atomic_check(struct drm_plane *plane, - struct drm_plane_state *state) -{ - struct drm_crtc *crtc = state->crtc; - struct drm_crtc_state *crtc_state; - struct drm_rect clip; - - if (!crtc) - return 0; - - crtc_state = drm_atomic_get_existing_crtc_state(state->state, crtc); - if (WARN_ON(!crtc_state)) - return -EINVAL; - - clip.x1 = 0; - clip.y1 = 0; - clip.x2 = crtc_state->adjusted_mode.hdisplay; - clip.y2 = crtc_state->adjusted_mode.vdisplay; - - return drm_atomic_helper_check_plane_state(state, crtc_state, &clip, - DRM_PLANE_HELPER_NO_SCALING, - DRM_PLANE_HELPER_NO_SCALING, - true, true); -} - -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->channel, - layer->overlay, 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; - - if (!plane->state->visible) { - sun8i_mixer_layer_enable(mixer, layer->channel, - layer->overlay, false); - return; - } - - sun8i_mixer_update_layer_coord(mixer, layer->channel, - layer->overlay, plane); - sun8i_mixer_update_layer_formats(mixer, layer->channel, - layer->overlay, plane); - sun8i_mixer_update_layer_buffer(mixer, layer->channel, - layer->overlay, plane); - sun8i_mixer_layer_enable(mixer, layer->channel, - layer->overlay, true); -} - -static struct drm_plane_helper_funcs sun8i_mixer_layer_helper_funcs = { - .atomic_check = sun8i_mixer_layer_atomic_check, - .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_ABGR1555, - DRM_FORMAT_ABGR4444, - DRM_FORMAT_ABGR8888, - DRM_FORMAT_ARGB1555, - DRM_FORMAT_ARGB4444, - DRM_FORMAT_ARGB8888, - DRM_FORMAT_BGR565, - DRM_FORMAT_BGR888, - DRM_FORMAT_BGRA5551, - DRM_FORMAT_BGRA4444, - DRM_FORMAT_BGRA8888, - DRM_FORMAT_BGRX8888, - DRM_FORMAT_RGB565, - DRM_FORMAT_RGB888, - DRM_FORMAT_RGBA4444, - DRM_FORMAT_RGBA5551, - DRM_FORMAT_RGBA8888, - DRM_FORMAT_RGBX8888, - DRM_FORMAT_XBGR8888, - DRM_FORMAT_XRGB8888, -}; - -static struct sun8i_layer *sun8i_layer_init_one(struct drm_device *drm, - struct sun8i_mixer *mixer, - int index) -{ - struct sun8i_layer *layer; - enum drm_plane_type type; - int ret; - - layer = devm_kzalloc(drm->dev, sizeof(*layer), GFP_KERNEL); - if (!layer) - return ERR_PTR(-ENOMEM); - - type = index == 0 ? DRM_PLANE_TYPE_PRIMARY : DRM_PLANE_TYPE_OVERLAY; - - /* possible crtcs are set later */ - ret = drm_universal_plane_init(drm, &layer->plane, 0, - &sun8i_mixer_layer_funcs, - sun8i_mixer_layer_formats, - ARRAY_SIZE(sun8i_mixer_layer_formats), - NULL, type, NULL); - if (ret) { - dev_err(drm->dev, "Couldn't initialize layer\n"); - return ERR_PTR(ret); - } - - /* fixed zpos for now */ - ret = drm_plane_create_zpos_immutable_property(&layer->plane, index); - if (ret) { - dev_err(drm->dev, "Couldn't add zpos property\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, mixer->cfg->ui_num + 1, - sizeof(*planes), GFP_KERNEL); - if (!planes) - return ERR_PTR(-ENOMEM); - - for (i = 0; i < mixer->cfg->ui_num; i++) { - struct sun8i_layer *layer; - - layer = sun8i_layer_init_one(drm, mixer, i); - if (IS_ERR(layer)) { - dev_err(drm->dev, "Couldn't initialize %s plane\n", - i ? "overlay" : "primary"); - return ERR_CAST(layer); - }; - - layer->channel = mixer->cfg->vi_num + i; - layer->overlay = 0; - planes[i] = &layer->plane; - }; - - return planes; -} |