blob: 0cb08a38f756b61a72ec8adde1f424e2ecd10769 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
|
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2013 - 2025 Intel Corporation
*/
#ifndef IPU7_ISYS_QUEUE_H
#define IPU7_ISYS_QUEUE_H
#include <linux/atomic.h>
#include <linux/container_of.h>
#include <linux/list.h>
#include <linux/spinlock_types.h>
#include <media/videobuf2-v4l2.h>
struct device;
struct ipu7_isys_stream;
struct ipu7_insys_resp;
struct ipu7_insys_buffset;
struct ipu7_isys_queue {
struct vb2_queue vbq;
struct list_head node;
struct device *dev;
spinlock_t lock;
struct list_head active;
struct list_head incoming;
unsigned int fw_output;
};
struct ipu7_isys_buffer {
struct list_head head;
atomic_t str2mmio_flag;
};
struct ipu7_isys_video_buffer {
struct vb2_v4l2_buffer vb_v4l2;
struct ipu7_isys_buffer ib;
dma_addr_t dma_addr;
};
#define IPU_ISYS_BUFFER_LIST_FL_INCOMING BIT(0)
#define IPU_ISYS_BUFFER_LIST_FL_ACTIVE BIT(1)
#define IPU_ISYS_BUFFER_LIST_FL_SET_STATE BIT(2)
struct ipu7_isys_buffer_list {
struct list_head head;
unsigned int nbufs;
};
#define vb2_queue_to_isys_queue(__vb2) \
container_of(__vb2, struct ipu7_isys_queue, vbq)
#define ipu7_isys_to_isys_video_buffer(__ib) \
container_of(__ib, struct ipu7_isys_video_buffer, ib)
#define vb2_buffer_to_ipu7_isys_video_buffer(__vvb) \
container_of(__vvb, struct ipu7_isys_video_buffer, vb_v4l2)
#define ipu7_isys_buffer_to_vb2_buffer(__ib) \
(&ipu7_isys_to_isys_video_buffer(__ib)->vb_v4l2.vb2_buf)
void ipu7_isys_buffer_list_queue(struct ipu7_isys_buffer_list *bl,
unsigned long op_flags,
enum vb2_buffer_state state);
void ipu7_isys_buffer_to_fw_frame_buff(struct ipu7_insys_buffset *set,
struct ipu7_isys_stream *stream,
struct ipu7_isys_buffer_list *bl);
void ipu7_isys_queue_buf_ready(struct ipu7_isys_stream *stream,
struct ipu7_insys_resp *info);
int ipu7_isys_queue_init(struct ipu7_isys_queue *aq);
#endif /* IPU7_ISYS_QUEUE_H */
|
