xref: /linux/drivers/media/platform/chips-media/wave5/wave5-vpu.h (revision 7f71507851fc7764b36a3221839607d3a45c2025)
1 /* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */
2 /*
3  * Wave5 series multi-standard codec IP - basic types
4  *
5  * Copyright (C) 2021-2023 CHIPS&MEDIA INC
6  */
7 #ifndef __VPU_DRV_H__
8 #define __VPU_DRV_H__
9 
10 #include <media/v4l2-ctrls.h>
11 #include <media/v4l2-ioctl.h>
12 #include <media/v4l2-event.h>
13 #include <media/v4l2-fh.h>
14 #include <media/videobuf2-v4l2.h>
15 #include <media/videobuf2-dma-contig.h>
16 #include <media/videobuf2-vmalloc.h>
17 #include "wave5-vpuconfig.h"
18 #include "wave5-vpuapi.h"
19 
20 #define VPU_BUF_SYNC_TO_DEVICE 0
21 #define VPU_BUF_SYNC_FROM_DEVICE 1
22 
23 struct vpu_src_buffer {
24 	struct v4l2_m2m_buffer	v4l2_m2m_buf;
25 	struct list_head	list;
26 	bool			consumed;
27 };
28 
29 struct vpu_dst_buffer {
30 	struct v4l2_m2m_buffer v4l2_m2m_buf;
31 	bool                   display;
32 };
33 
34 enum vpu_fmt_type {
35 	VPU_FMT_TYPE_CODEC = 0,
36 	VPU_FMT_TYPE_RAW   = 1
37 };
38 
39 struct vpu_format {
40 	unsigned int v4l2_pix_fmt;
41 	const struct v4l2_frmsize_stepwise *v4l2_frmsize;
42 };
43 
44 static inline struct vpu_instance *wave5_to_vpu_inst(struct v4l2_fh *vfh)
45 {
46 	return container_of(vfh, struct vpu_instance, v4l2_fh);
47 }
48 
49 static inline struct vpu_instance *wave5_ctrl_to_vpu_inst(struct v4l2_ctrl *vctrl)
50 {
51 	return container_of(vctrl->handler, struct vpu_instance, v4l2_ctrl_hdl);
52 }
53 
54 static inline struct vpu_src_buffer *wave5_to_vpu_src_buf(struct vb2_v4l2_buffer *vbuf)
55 {
56 	return container_of(vbuf, struct vpu_src_buffer, v4l2_m2m_buf.vb);
57 }
58 
59 static inline struct vpu_dst_buffer *wave5_to_vpu_dst_buf(struct vb2_v4l2_buffer *vbuf)
60 {
61 	return container_of(vbuf, struct vpu_dst_buffer, v4l2_m2m_buf.vb);
62 }
63 
64 int wave5_vpu_wait_interrupt(struct vpu_instance *inst, unsigned int timeout);
65 
66 int  wave5_vpu_dec_register_device(struct vpu_device *dev);
67 void wave5_vpu_dec_unregister_device(struct vpu_device *dev);
68 int  wave5_vpu_enc_register_device(struct vpu_device *dev);
69 void wave5_vpu_enc_unregister_device(struct vpu_device *dev);
70 static inline bool wave5_vpu_both_queues_are_streaming(struct vpu_instance *inst)
71 {
72 	struct vb2_queue *vq_cap =
73 		v4l2_m2m_get_vq(inst->v4l2_fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE);
74 	struct vb2_queue *vq_out =
75 		v4l2_m2m_get_vq(inst->v4l2_fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE);
76 
77 	return vb2_is_streaming(vq_cap) && vb2_is_streaming(vq_out);
78 }
79 
80 #endif
81