diff options
Diffstat (limited to 'drivers/media/pci/mgb4/mgb4_vout.h')
| -rw-r--r-- | drivers/media/pci/mgb4/mgb4_vout.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/drivers/media/pci/mgb4/mgb4_vout.h b/drivers/media/pci/mgb4/mgb4_vout.h new file mode 100644 index 000000000000..b163dee711fd --- /dev/null +++ b/drivers/media/pci/mgb4/mgb4_vout.h @@ -0,0 +1,65 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2021-2023 Digiteq Automotive + * author: Martin Tuma <martin.tuma@digiteqautomotive.com> + */ + +#ifndef __MGB4_VOUT_H__ +#define __MGB4_VOUT_H__ + +#include <media/v4l2-device.h> +#include <media/v4l2-dev.h> +#include <media/v4l2-ctrls.h> +#include <media/videobuf2-core.h> +#include <linux/debugfs.h> +#include "mgb4_i2c.h" + +struct mgb4_vout_regs { + u32 address; + u32 config; + u32 status; + u32 resolution; + u32 frame_period; + u32 hsync; + u32 vsync; + u32 padding; +}; + +struct mgb4_vout_config { + int id; + int dma_channel; + int irq; + struct mgb4_vout_regs regs; +}; + +struct mgb4_vout_dev { + struct mgb4_dev *mgbdev; + struct v4l2_device v4l2dev; + struct video_device vdev; + struct vb2_queue queue; + struct mutex lock; /* vdev lock */ + + spinlock_t qlock; /* buffer queue lock */ + struct list_head buf_list; + struct work_struct dma_work; + + u32 width; + u32 height; + u32 freq; + u32 padding; + + struct mgb4_i2c_client ser; + + const struct mgb4_vout_config *config; + +#ifdef CONFIG_DEBUG_FS + struct dentry *debugfs; + struct debugfs_regset32 regset; + struct debugfs_reg32 regs[7]; +#endif +}; + +struct mgb4_vout_dev *mgb4_vout_create(struct mgb4_dev *mgbdev, int id); +void mgb4_vout_free(struct mgb4_vout_dev *voutdev); + +#endif |