1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (c) 2016 MediaTek Inc.
4  * Author: Daniel Hsiao <daniel.hsiao@mediatek.com>
5  *	Jungchang Tsao <jungchang.tsao@mediatek.com>
6  *	Tiffany Lin <tiffany.lin@mediatek.com>
7  */
8 
9 #ifndef _VENC_DRV_BASE_
10 #define _VENC_DRV_BASE_
11 
12 #include "mtk_vcodec_enc_drv.h"
13 
14 #include "venc_drv_if.h"
15 
16 struct venc_common_if {
17 	/**
18 	 * (*init)() - initialize driver
19 	 * @ctx:	[in] mtk v4l2 context
20 	 * @handle: [out] driver handle
21 	 */
22 	int (*init)(struct mtk_vcodec_enc_ctx *ctx);
23 
24 	/**
25 	 * (*encode)() - trigger encode
26 	 * @handle: [in] driver handle
27 	 * @opt: [in] encode option
28 	 * @frm_buf: [in] frame buffer to store input frame
29 	 * @bs_buf: [in] bitstream buffer to store output bitstream
30 	 * @result: [out] encode result
31 	 */
32 	int (*encode)(void *handle, enum venc_start_opt opt,
33 		      struct venc_frm_buf *frm_buf,
34 		      struct mtk_vcodec_mem *bs_buf,
35 		      struct venc_done_result *result);
36 
37 	/**
38 	 * (*set_param)() - set driver's parameter
39 	 * @handle: [in] driver handle
40 	 * @type: [in] parameter type
41 	 * @in: [in] buffer to store the parameter
42 	 */
43 	int (*set_param)(void *handle, enum venc_set_param_type type,
44 			 struct venc_enc_param *in);
45 
46 	/**
47 	 * (*deinit)() - deinitialize driver.
48 	 * @handle: [in] driver handle
49 	 */
50 	int (*deinit)(void *handle);
51 };
52 
53 #endif
54