| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * Copyright (C) 2021-2022 Digiteq Automotive |
| * author: Martin Tuma <martin.tuma@digiteqautomotive.com> |
| */ |
| |
| #ifndef __MGB4_IO_H__ |
| #define __MGB4_IO_H__ |
| |
| #include <media/v4l2-dev.h> |
| |
| #define MGB4_DEFAULT_WIDTH 1280 |
| #define MGB4_DEFAULT_HEIGHT 640 |
| #define MGB4_DEFAULT_PERIOD (125000000 / 60) |
| |
| /* Register access error indication */ |
| #define MGB4_ERR_NO_REG 0xFFFFFFFE |
| /* Frame buffer addresses greater than 0xFFFFFFFA indicate HW errors */ |
| #define MGB4_ERR_QUEUE_TIMEOUT 0xFFFFFFFD |
| #define MGB4_ERR_QUEUE_EMPTY 0xFFFFFFFC |
| #define MGB4_ERR_QUEUE_FULL 0xFFFFFFFB |
| |
| struct mgb4_frame_buffer { |
| struct vb2_v4l2_buffer vb; |
| struct list_head list; |
| }; |
| |
| static inline struct mgb4_frame_buffer *to_frame_buffer(struct vb2_v4l2_buffer *vbuf) |
| { |
| return container_of(vbuf, struct mgb4_frame_buffer, vb); |
| } |
| |
| #endif |
