2 * Copyright (c) 2016 MediaTek Inc.
3 * Author: PC Chen <pc.chen@mediatek.com>
4 * Tiffany Lin <tiffany.lin@mediatek.com>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
16 #ifndef _MTK_VCODEC_ENC_H_
17 #define _MTK_VCODEC_ENC_H_
19 #include <media/videobuf2-core.h>
20 #include <media/videobuf2-v4l2.h>
22 #define MTK_VENC_IRQ_STATUS_SPS 0x1
23 #define MTK_VENC_IRQ_STATUS_PPS 0x2
24 #define MTK_VENC_IRQ_STATUS_FRM 0x4
25 #define MTK_VENC_IRQ_STATUS_DRAM 0x8
26 #define MTK_VENC_IRQ_STATUS_PAUSE 0x10
27 #define MTK_VENC_IRQ_STATUS_SWITCH 0x20
29 #define MTK_VENC_IRQ_STATUS_OFFSET 0x05C
30 #define MTK_VENC_IRQ_ACK_OFFSET 0x060
33 * struct mtk_video_enc_buf - Private data related to each VB2 buffer.
34 * @vb: Pointer to related VB2 buffer.
35 * @list: list that buffer link to
36 * @param_change: Types of encode parameter change before encoding this
38 * @enc_params: Encode parameters changed before encode this buffer
40 struct mtk_video_enc_buf {
41 struct vb2_v4l2_buffer vb;
42 struct list_head list;
44 struct mtk_enc_params enc_params;
47 extern const struct v4l2_ioctl_ops mtk_venc_ioctl_ops;
48 extern const struct v4l2_m2m_ops mtk_venc_m2m_ops;
50 int mtk_venc_unlock(struct mtk_vcodec_ctx *ctx);
51 int mtk_venc_lock(struct mtk_vcodec_ctx *ctx);
52 int mtk_vcodec_enc_queue_init(void *priv, struct vb2_queue *src_vq,
53 struct vb2_queue *dst_vq);
54 void mtk_vcodec_enc_release(struct mtk_vcodec_ctx *ctx);
55 int mtk_vcodec_enc_ctrls_setup(struct mtk_vcodec_ctx *ctx);
56 void mtk_vcodec_enc_set_default_params(struct mtk_vcodec_ctx *ctx);
58 #endif /* _MTK_VCODEC_ENC_H_ */