ubuntu-linux-kernel/drivers/media/platform/mtk-vcodec/vdec_drv_base.h

57 lines
1.5 KiB
C

/*
* Copyright (c) 2016 MediaTek Inc.
* Author: PC Chen <pc.chen@mediatek.com>
*
* 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.
*/
#ifndef _VDEC_DRV_BASE_
#define _VDEC_DRV_BASE_
#include "mtk_vcodec_drv.h"
#include "vdec_drv_if.h"
struct vdec_common_if {
/**
* (*init)() - initialize decode driver
* @ctx : [in] mtk v4l2 context
* @h_vdec : [out] driver handle
*/
int (*init)(struct mtk_vcodec_ctx *ctx, unsigned long *h_vdec);
/**
* (*decode)() - trigger decode
* @h_vdec : [in] driver handle
* @bs : [in] input bitstream
* @fb : [in] frame buffer to store decoded frame
* @res_chg : [out] resolution change happen
*/
int (*decode)(unsigned long h_vdec, struct mtk_vcodec_mem *bs,
struct vdec_fb *fb, bool *res_chg);
/**
* (*get_param)() - get driver's parameter
* @h_vdec : [in] driver handle
* @type : [in] input parameter type
* @out : [out] buffer to store query result
*/
int (*get_param)(unsigned long h_vdec, enum vdec_get_param_type type,
void *out);
/**
* (*deinit)() - deinitialize driver.
* @h_vdec : [in] driver handle to be deinit
*/
void (*deinit)(unsigned long h_vdec);
};
#endif