tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3* Copyright (c) 2016 MediaTek Inc.
4* Author: PC Chen <pc.chen@mediatek.com>
5* Tiffany Lin <tiffany.lin@mediatek.com>
6*/
7
8#ifndef _MTK_VCODEC_ENC_H_
9#define _MTK_VCODEC_ENC_H_
10
11#include <media/videobuf2-core.h>
12#include <media/v4l2-mem2mem.h>
13
14#define MTK_VENC_IRQ_STATUS_SPS 0x1
15#define MTK_VENC_IRQ_STATUS_PPS 0x2
16#define MTK_VENC_IRQ_STATUS_FRM 0x4
17#define MTK_VENC_IRQ_STATUS_DRAM 0x8
18#define MTK_VENC_IRQ_STATUS_PAUSE 0x10
19#define MTK_VENC_IRQ_STATUS_SWITCH 0x20
20
21#define MTK_VENC_IRQ_STATUS_OFFSET 0x05C
22#define MTK_VENC_IRQ_ACK_OFFSET 0x060
23
24/**
25 * struct mtk_video_enc_buf - Private data related to each VB2 buffer.
26 * @m2m_buf: M2M buffer
27 * @list: list that buffer link to
28 * @param_change: Types of encode parameter change before encoding this
29 * buffer
30 * @enc_params: Encode parameters changed before encode this buffer
31 */
32struct mtk_video_enc_buf {
33 struct v4l2_m2m_buffer m2m_buf;
34
35 u32 param_change;
36 struct mtk_enc_params enc_params;
37};
38
39extern const struct v4l2_ioctl_ops mtk_venc_ioctl_ops;
40extern const struct v4l2_m2m_ops mtk_venc_m2m_ops;
41
42int mtk_venc_unlock(struct mtk_vcodec_ctx *ctx);
43int mtk_venc_lock(struct mtk_vcodec_ctx *ctx);
44int mtk_vcodec_enc_queue_init(void *priv, struct vb2_queue *src_vq,
45 struct vb2_queue *dst_vq);
46void mtk_vcodec_enc_release(struct mtk_vcodec_ctx *ctx);
47int mtk_vcodec_enc_ctrls_setup(struct mtk_vcodec_ctx *ctx);
48void mtk_vcodec_enc_set_default_params(struct mtk_vcodec_ctx *ctx);
49
50#endif /* _MTK_VCODEC_ENC_H_ */