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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * Copyright (C) 2021-2023 Digiteq Automotive4 * author: Martin Tuma <martin.tuma@digiteqautomotive.com>5 */6 7#ifndef __MGB4_VOUT_H__8#define __MGB4_VOUT_H__9 10#include <media/v4l2-device.h>11#include <media/v4l2-dev.h>12#include <media/v4l2-ctrls.h>13#include <media/videobuf2-core.h>14#include <linux/debugfs.h>15#include "mgb4_i2c.h"16 17struct mgb4_vout_regs {18 u32 address;19 u32 config;20 u32 status;21 u32 resolution;22 u32 frame_limit;23 u32 hsync;24 u32 vsync;25 u32 padding;26 u32 timer;27};28 29struct mgb4_vout_config {30 int id;31 int dma_channel;32 int irq;33 struct mgb4_vout_regs regs;34};35 36struct mgb4_vout_dev {37 struct mgb4_dev *mgbdev;38 struct v4l2_device v4l2dev;39 struct video_device vdev;40 struct vb2_queue queue;41 struct mutex lock; /* vdev lock */42 43 spinlock_t qlock; /* buffer queue lock */44 struct list_head buf_list;45 struct work_struct dma_work;46 47 u32 width;48 u32 height;49 u32 freq;50 u32 padding;51 52 struct mgb4_i2c_client ser;53 54 const struct mgb4_vout_config *config;55 56#ifdef CONFIG_DEBUG_FS57 struct dentry *debugfs;58 struct debugfs_regset32 regset;59 struct debugfs_reg32 regs[sizeof(struct mgb4_vout_regs) / 4];60#endif61};62 63struct mgb4_vout_dev *mgb4_vout_create(struct mgb4_dev *mgbdev, int id);64void mgb4_vout_free(struct mgb4_vout_dev *voutdev);65 66#endif67