LXR linux/drivers/media/platform/mtk-vcodec/vdec_drv

   1/* SPDX-License-Identifier: GPL-2.0 */
   2/*
   3 * Copyright (c) 2016 MediaTek Inc.
   4 * Author: PC Chen <pc.chen@mediatek.com>
   5 */
   6
   7#ifndef _VDEC_DRV_BASE_
   8#define _VDEC_DRV_BASE_
   9
  10#include "mtk_vcodec_drv.h"
  11
  12#include "vdec_drv_if.h"
  13
  14struct vdec_common_if {
  15        /**
  16         * (*init)() - initialize decode driver
  17         * @ctx     : [in] mtk v4l2 context
  18         * @h_vdec  : [out] driver handle
  19         */
  20        int (*init)(struct mtk_vcodec_ctx *ctx);
  21
  22        /**
  23         * (*decode)() - trigger decode
  24         * @h_vdec  : [in] driver handle
  25         * @bs      : [in] input bitstream
  26         * @fb      : [in] frame buffer to store decoded frame
  27         * @res_chg : [out] resolution change happen
  28         */
  29        int (*decode)(void *h_vdec, struct mtk_vcodec_mem *bs,
  30                      struct vdec_fb *fb, bool *res_chg);
  31
  32        /**
  33         * (*get_param)() - get driver's parameter
  34         * @h_vdec : [in] driver handle
  35         * @type   : [in] input parameter type
  36         * @out    : [out] buffer to store query result
  37         */
  38        int (*get_param)(void *h_vdec, enum vdec_get_param_type type,
  39                         void *out);
  40
  41        /**
  42         * (*deinit)() - deinitialize driver.
  43         * @h_vdec : [in] driver handle to be deinit
  44         */
  45        void (*deinit)(void *h_vdec);
  46};
  47
  48#endif
  49