android_kernel_cmhtcleo/drivers/video/msm/gpu/kgsl/kgsl_drawctxt.h
2010-08-27 11:19:57 +02:00

121 lines
3.8 KiB
C

/*
* (C) Copyright Advanced Micro Devices, Inc. 2002, 2007
* Copyright (c) 2008-2009 QUALCOMM USA, INC.
*
* All source code in this file is licensed under the following license
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that 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, you can find it at http://www.fsf.org
*/
#ifndef __GSL_DRAWCTXT_H
#define __GSL_DRAWCTXT_H
/* Flags */
#define CTXT_FLAGS_NOT_IN_USE 0x00000000
#define CTXT_FLAGS_IN_USE 0x00000001
/* state shadow memory allocated */
#define CTXT_FLAGS_STATE_SHADOW 0x00000010
/* gmem shadow memory allocated */
#define CTXT_FLAGS_GMEM_SHADOW 0x00000100
/* gmem must be copied to shadow */
#define CTXT_FLAGS_GMEM_SAVE 0x00000200
/* gmem can be restored from shadow */
#define CTXT_FLAGS_GMEM_RESTORE 0x00000400
/* shader must be copied to shadow */
#define CTXT_FLAGS_SHADER_SAVE 0x00002000
/* shader can be restored from shadow */
#define CTXT_FLAGS_SHADER_RESTORE 0x00004000
#include "kgsl_sharedmem.h"
#include "yamato_reg.h"
#define KGSL_MAX_GMEM_SHADOW_BUFFERS 2
struct kgsl_device;
/* types */
/* draw context */
struct gmem_shadow_t {
struct kgsl_memdesc gmemshadow; /* Shadow buffer address */
/* 256 KB GMEM surface = 4 bytes-per-pixel x 256 pixels/row x
* 256 rows. */
/* width & height must be a multiples of 32, in case tiled textures
* are used. */
enum COLORFORMATX format;
unsigned int size; /* Size of surface used to store GMEM */
unsigned int width; /* Width of surface used to store GMEM */
unsigned int height; /* Height of surface used to store GMEM */
unsigned int pitch; /* Pitch of surface used to store GMEM */
int offset;
unsigned int offset_x;
unsigned int offset_y;
unsigned int gmem_offset_x;
unsigned int gmem_offset_y;
unsigned int gmem_pitch; /* Pitch value used for GMEM */
unsigned int *gmem_save_commands;
unsigned int *gmem_restore_commands;
unsigned int gmem_save[3];
unsigned int gmem_restore[3];
struct kgsl_memdesc quad_vertices;
struct kgsl_memdesc quad_texcoords;
};
struct kgsl_drawctxt {
uint32_t flags;
struct kgsl_pagetable *pagetable;
struct kgsl_memdesc gpustate;
unsigned int reg_save[3];
unsigned int reg_restore[3];
unsigned int shader_save[3];
unsigned int shader_fixup[3];
unsigned int shader_restore[3];
unsigned int chicken_restore[3];
unsigned int bin_base_offset;
/* Information of the GMEM shadow that is created in context create */
struct gmem_shadow_t context_gmem_shadow;
/* User defined GMEM shadow buffers */
struct gmem_shadow_t user_gmem_shadow[KGSL_MAX_GMEM_SHADOW_BUFFERS];
};
int kgsl_drawctxt_create(struct kgsl_device *, struct kgsl_pagetable *,
unsigned int flags,
unsigned int *drawctxt_id);
int kgsl_drawctxt_destroy(struct kgsl_device *device, unsigned int drawctxt_id);
int kgsl_drawctxt_init(struct kgsl_device *device);
int kgsl_drawctxt_close(struct kgsl_device *device);
void kgsl_drawctxt_switch(struct kgsl_device *device,
struct kgsl_drawctxt *drawctxt,
unsigned int flags);
int kgsl_drawctxt_bind_gmem_shadow(struct kgsl_device *device,
unsigned int drawctxt_id,
const struct kgsl_gmem_desc *gmem_desc,
unsigned int shadow_x,
unsigned int shadow_y,
const struct kgsl_buffer_desc
*shadow_buffer, unsigned int buffer_id);
int kgsl_drawctxt_set_bin_base_offset(struct kgsl_device *device,
unsigned int drawctxt_id,
unsigned int offset);
#endif /* __GSL_DRAWCTXT_H */