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/*
* Copyright (c) 2011 Intel Corporation. All Rights Reserved.
* Copyright (c) Imagination Technologies Limited, UK
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Authors:
* Waldo Bastian <waldo.bastian@intel.com>
*
*/
#ifndef _PSB_BUFFER_H_
#define _PSB_BUFFER_H_
#include "psb_drv_video.h"
//#include "xf86mm.h"
/* For TopazSC, it indicates the next frame should be skipped */
#define SKIP_NEXT_FRAME 0x800
typedef struct psb_buffer_s *psb_buffer_p;
/* VPU = MSVDX */
typedef enum psb_buffer_type_e {
psb_bt_cpu_vpu = 0, /* Shared between CPU & Video PU */
psb_bt_cpu_vpu_shared, /* CPU/VPU can access, and can shared by other process */
psb_bt_surface, /* Tiled surface */
psb_bt_vpu_only, /* Only used by Video PU */
psb_bt_cpu_only, /* Only used by CPU */
psb_bt_camera, /* memory is camera device memory */
psb_bt_rar, /* global RAR buffer */
psb_bt_rar_surface, /* memory is RAR device memory for protected surface*/
psb_bt_rar_slice, /* memory is RAR device memory for slice data */
psb_bt_user_buffer /* memory is from user buffers */
} psb_buffer_type_t;
typedef enum psb_buffer_status_e {
psb_bs_unfinished = 0,
psb_bs_ready,
psb_bs_queued,
psb_bs_abandoned
} psb_buffer_status_t;
struct psb_buffer_s {
struct _WsbmBufferObject *drm_buf;
int wsbm_synccpu_flag;
uint64_t pl_flags;
psb_buffer_type_t type;
psb_buffer_status_t status;
uint32_t rar_handle;
unsigned int buffer_ofs; /* several buffers may share one BO (camera/RAR), and use offset to distinguish it */
struct psb_buffer_s *next;
unsigned char *user_ptr; /* user pointer for user buffers */
psb_driver_data_p driver_data; /* for RAR buffer release */
};
/*
* Create buffer
*/
VAStatus psb_buffer_create(psb_driver_data_p driver_data,
unsigned int size,
psb_buffer_type_t type,
psb_buffer_p buf
);
/*
* Setstatus Buffer
*/
int psb_buffer_setstatus(psb_buffer_p buf, uint32_t set_placement, uint32_t clr_placement);
/*
* Reference buffer
*/
VAStatus psb_buffer_reference(psb_driver_data_p driver_data,
psb_buffer_p buf,
psb_buffer_p reference_buf
);
/*
*
*/
VAStatus psb_kbuffer_reference(psb_driver_data_p driver_data,
psb_buffer_p buf,
int kbuf_handle
);
/*
* Suspend buffer
*/
void psb__suspend_buffer(psb_driver_data_p driver_data, object_buffer_p obj_buffer);
/*
* Destroy buffer
*/
void psb_buffer_destroy(psb_buffer_p buf);
/*
* Map buffer
*
* Returns 0 on success
*/
int psb_buffer_map(psb_buffer_p buf, unsigned char **address /* out */);
int psb_buffer_sync(psb_buffer_p buf);
int psb_codedbuf_map_mangle(
VADriverContextP ctx,
object_buffer_p obj_buffer,
void **pbuf /* out */
);
/*
* Unmap buffer
*
* Returns 0 on success
*/
int psb_buffer_unmap(psb_buffer_p buf);
/*
* Create buffer from camera device memory
*/
VAStatus psb_buffer_create_camera(psb_driver_data_p driver_data,
psb_buffer_p buf,
int is_v4l2,
int id_or_ofs
);
/*
* Create one buffer from user buffer
* id_or_ofs is CI frame ID (actually now is frame offset), or V4L2 buffer offset
* user_ptr :virtual address of user buffer start.
*/
VAStatus psb_buffer_create_camera_from_ub(psb_driver_data_p driver_data,
psb_buffer_p buf,
int id_or_ofs,
int size,
const unsigned long * user_ptr);
VAStatus psb_buffer_reference_imr(psb_driver_data_p driver_data,
uint32_t imr_offset,
psb_buffer_p buf
);
#endif /* _PSB_BUFFER_H_ */
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