diff options
Diffstat (limited to 'drivers/gpu/drm/exynos_tmp/exynos_drm_plane.c')
| -rw-r--r-- | drivers/gpu/drm/exynos_tmp/exynos_drm_plane.c | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/drivers/gpu/drm/exynos_tmp/exynos_drm_plane.c b/drivers/gpu/drm/exynos_tmp/exynos_drm_plane.c deleted file mode 100644 index c4c6525..0000000 --- a/drivers/gpu/drm/exynos_tmp/exynos_drm_plane.c +++ /dev/null @@ -1,171 +0,0 @@ -/* - * Copyright (C) 2011 Samsung Electronics Co.Ltd - * Authors: Joonyoung Shim <jy0922.shim@samsung.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 "drmP.h" - -#include "exynos_drm.h" -#include "exynos_drm_crtc.h" -#include "exynos_drm_drv.h" -#include "exynos_drm_encoder.h" - -struct exynos_plane { - struct drm_plane base; - struct exynos_drm_overlay overlay; - bool enabled; -}; - -static const uint32_t formats[] = { - DRM_FORMAT_XRGB8888, - DRM_FORMAT_ARGB8888, - DRM_FORMAT_NV12, - DRM_FORMAT_NV12M, - DRM_FORMAT_NV12MT, -}; - -static int -exynos_update_plane(struct drm_plane *plane, struct drm_crtc *crtc, - struct drm_framebuffer *fb, int crtc_x, int crtc_y, - unsigned int crtc_w, unsigned int crtc_h, - uint32_t src_x, uint32_t src_y, - uint32_t src_w, uint32_t src_h) -{ - struct exynos_plane *exynos_plane = - container_of(plane, struct exynos_plane, base); - struct exynos_drm_overlay *overlay = &exynos_plane->overlay; - struct exynos_drm_crtc_pos pos; - int ret; - - DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__); - - memset(&pos, 0, sizeof(struct exynos_drm_crtc_pos)); - pos.crtc_x = crtc_x; - pos.crtc_y = crtc_y; - pos.crtc_w = crtc_w; - pos.crtc_h = crtc_h; - - /* considering 16.16 fixed point of source values */ - pos.fb_x = src_x >> 16; - pos.fb_y = src_y >> 16; - pos.src_w = src_w >> 16; - pos.src_h = src_h >> 16; - - ret = exynos_drm_overlay_update(overlay, fb, &crtc->mode, &pos); - if (ret < 0) - return ret; - - exynos_drm_fn_encoder(crtc, overlay, - exynos_drm_encoder_crtc_mode_set); - exynos_drm_fn_encoder(crtc, &overlay->zpos, - exynos_drm_encoder_crtc_plane_commit); - - exynos_plane->enabled = true; - - return 0; -} - -static int exynos_disable_plane(struct drm_plane *plane) -{ - struct exynos_plane *exynos_plane = - container_of(plane, struct exynos_plane, base); - struct exynos_drm_overlay *overlay = &exynos_plane->overlay; - - DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__); - - if (!exynos_plane->enabled) - return 0; - - exynos_drm_fn_encoder(plane->crtc, &overlay->zpos, - exynos_drm_encoder_crtc_disable); - - exynos_plane->enabled = false; - exynos_plane->overlay.zpos = DEFAULT_ZPOS; - - return 0; -} - -static void exynos_plane_destroy(struct drm_plane *plane) -{ - struct exynos_plane *exynos_plane = - container_of(plane, struct exynos_plane, base); - - DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__); - - exynos_disable_plane(plane); - drm_plane_cleanup(plane); - kfree(exynos_plane); -} - -static struct drm_plane_funcs exynos_plane_funcs = { - .update_plane = exynos_update_plane, - .disable_plane = exynos_disable_plane, - .destroy = exynos_plane_destroy, -}; - -int exynos_plane_init(struct drm_device *dev, unsigned int nr) -{ - struct exynos_plane *exynos_plane; - uint32_t possible_crtcs; - - exynos_plane = kzalloc(sizeof(struct exynos_plane), GFP_KERNEL); - if (!exynos_plane) - return -ENOMEM; - - /* all CRTCs are available */ - possible_crtcs = (1 << MAX_CRTC) - 1; - - exynos_plane->overlay.zpos = DEFAULT_ZPOS; - - return drm_plane_init(dev, &exynos_plane->base, possible_crtcs, - &exynos_plane_funcs, formats, ARRAY_SIZE(formats), - false); -} - -int exynos_plane_set_zpos_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv) -{ - struct drm_exynos_plane_set_zpos *zpos_req = data; - struct drm_mode_object *obj; - struct drm_plane *plane; - struct exynos_plane *exynos_plane; - int ret = 0; - - DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__); - - if (!drm_core_check_feature(dev, DRIVER_MODESET)) - return -EINVAL; - - if (zpos_req->zpos < 0 || zpos_req->zpos >= MAX_PLANE) { - if (zpos_req->zpos != DEFAULT_ZPOS) { - DRM_ERROR("zpos not within limits\n"); - return -EINVAL; - } - } - - mutex_lock(&dev->mode_config.mutex); - - obj = drm_mode_object_find(dev, zpos_req->plane_id, - DRM_MODE_OBJECT_PLANE); - if (!obj) { - DRM_DEBUG_KMS("Unknown plane ID %d\n", - zpos_req->plane_id); - ret = -EINVAL; - goto out; - } - - plane = obj_to_plane(obj); - exynos_plane = container_of(plane, struct exynos_plane, base); - - exynos_plane->overlay.zpos = zpos_req->zpos; - -out: - mutex_unlock(&dev->mode_config.mutex); - return ret; -} |