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/**************************************************************************
* 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
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