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Diffstat (limited to 'drivers/staging/psb/psb_scene.h')
| -rw-r--r-- | drivers/staging/psb/psb_scene.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/drivers/staging/psb/psb_scene.h b/drivers/staging/psb/psb_scene.h new file mode 100644 index 000000000000..2a4f8bcde1ec --- /dev/null +++ b/drivers/staging/psb/psb_scene.h @@ -0,0 +1,119 @@ +/************************************************************************** + * Copyright (c) 2007, Intel Corporation. + * All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to + * develop this driver. + * + **************************************************************************/ +/* + * Authors: Thomas Hellstrom <thomas-at-tungstengraphics.com> + */ + +#ifndef _PSB_SCENE_H_ +#define _PSB_SCENE_H_ + +#include "ttm/ttm_object.h" + +#define PSB_USER_OBJECT_SCENE_POOL ttm_driver_type0 +#define PSB_USER_OBJECT_TA_MEM ttm_driver_type1 +#define PSB_MAX_NUM_SCENES 8 + +struct psb_hw_scene; +struct psb_hw_ta_mem; + +struct psb_scene_pool { + struct ttm_base_object base; + struct drm_device *dev; + struct kref kref; + uint32_t w; + uint32_t h; + uint32_t cur_scene; + struct psb_scene *scenes[PSB_MAX_NUM_SCENES]; + uint32_t num_scenes; +}; + +struct psb_scene { + struct drm_device *dev; + struct kref kref; + uint32_t hw_cookie[PSB_SCENE_HW_COOKIE_SIZE]; + uint32_t bo_size; + uint32_t w; + uint32_t h; + struct psb_ta_mem *ta_mem; + struct psb_hw_scene *hw_scene; + struct ttm_buffer_object *hw_data; + uint32_t flags; + uint32_t clear_p_start; + uint32_t clear_num_pages; +}; + +#if 0 +struct psb_scene_entry { + struct list_head head; + struct psb_scene *scene; +}; + +struct psb_user_scene { + struct ttm_base_object base; + struct drm_device *dev; +}; + +#endif + +struct psb_ta_mem { + struct ttm_base_object base; + struct drm_device *dev; + struct kref kref; + uint32_t hw_cookie[PSB_TA_MEM_HW_COOKIE_SIZE]; + uint32_t bo_size; + struct ttm_buffer_object *ta_memory; + struct ttm_buffer_object *hw_data; + int is_deallocating; + int deallocating_scheduled; +}; + +extern struct psb_scene_pool *psb_scene_pool_alloc(struct drm_file *priv, + int shareable, + uint32_t num_scenes, + uint32_t w, uint32_t h); +extern void psb_scene_pool_unref(struct psb_scene_pool **pool); +extern struct psb_scene_pool *psb_scene_pool_lookup(struct drm_file + *priv, + uint32_t handle, + int check_owner); +extern int psb_validate_scene_pool(struct psb_context *context, + struct psb_scene_pool *pool, + uint32_t w, + uint32_t h, int final_pass, + struct psb_scene **scene_p); +extern void psb_scene_unref(struct psb_scene **scene); +extern struct psb_scene *psb_scene_ref(struct psb_scene *src); +extern int drm_psb_scene_unref_ioctl(struct drm_device *dev, + void *data, + struct drm_file *file_priv); + +static inline uint32_t psb_scene_pool_handle(struct psb_scene_pool *pool) +{ + return pool->base.hash.key; +} + +extern struct psb_ta_mem *psb_alloc_ta_mem(struct drm_device *dev, + uint32_t pages); +extern struct psb_ta_mem *psb_ta_mem_ref(struct psb_ta_mem *src); +extern void psb_ta_mem_unref(struct psb_ta_mem **ta_mem); + +#endif |