diff options
Diffstat (limited to 'drivers/media/platform/rcar-vin/rcar-vin.h')
| -rw-r--r-- | drivers/media/platform/rcar-vin/rcar-vin.h | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/drivers/media/platform/rcar-vin/rcar-vin.h b/drivers/media/platform/rcar-vin/rcar-vin.h deleted file mode 100644 index 9bfb5a7c4dc4..000000000000 --- a/drivers/media/platform/rcar-vin/rcar-vin.h +++ /dev/null @@ -1,169 +0,0 @@ -/* - * Driver for Renesas R-Car VIN - * - * Copyright (C) 2016 Renesas Electronics Corp. - * Copyright (C) 2011-2013 Renesas Solutions Corp. - * Copyright (C) 2013 Cogent Embedded, Inc., <source@cogentembedded.com> - * Copyright (C) 2008 Magnus Damm - * - * Based on the soc-camera rcar_vin driver - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#ifndef __RCAR_VIN__ -#define __RCAR_VIN__ - -#include <media/v4l2-async.h> -#include <media/v4l2-ctrls.h> -#include <media/v4l2-dev.h> -#include <media/v4l2-device.h> -#include <media/videobuf2-v4l2.h> - -/* Number of HW buffers */ -#define HW_BUFFER_NUM 3 - -/* Address alignment mask for HW buffers */ -#define HW_BUFFER_MASK 0x7f - -enum chip_id { - RCAR_H1, - RCAR_M1, - RCAR_GEN2, -}; - -/** - * STOPPED - No operation in progress - * RUNNING - Operation in progress have buffers - * STALLED - No operation in progress have no buffers - * STOPPING - Stopping operation - */ -enum rvin_dma_state { - STOPPED = 0, - RUNNING, - STALLED, - STOPPING, -}; - -/** - * struct rvin_source_fmt - Source information - * @width: Width from source - * @height: Height from source - */ -struct rvin_source_fmt { - u32 width; - u32 height; -}; - -/** - * struct rvin_video_format - Data format stored in memory - * @fourcc: Pixelformat - * @bpp: Bytes per pixel - */ -struct rvin_video_format { - u32 fourcc; - u8 bpp; -}; - -/** - * struct rvin_graph_entity - Video endpoint from async framework - * @asd: sub-device descriptor for async framework - * @subdev: subdevice matched using async framework - * @code: Media bus format from source - * @mbus_cfg: Media bus format from DT - * @source_pad: source pad of remote subdevice - * @sink_pad: sink pad of remote subdevice - */ -struct rvin_graph_entity { - struct v4l2_async_subdev asd; - struct v4l2_subdev *subdev; - - u32 code; - struct v4l2_mbus_config mbus_cfg; - - unsigned int source_pad; - unsigned int sink_pad; -}; - -/** - * struct rvin_dev - Renesas VIN device structure - * @dev: (OF) device - * @base: device I/O register space remapped to virtual memory - * @chip: type of VIN chip - * - * @vdev: V4L2 video device associated with VIN - * @v4l2_dev: V4L2 device - * @ctrl_handler: V4L2 control handler - * @notifier: V4L2 asynchronous subdevs notifier - * @digital: entity in the DT for local digital subdevice - * - * @lock: protects @queue - * @queue: vb2 buffers queue - * - * @qlock: protects @queue_buf, @buf_list, @continuous, @sequence - * @state - * @queue_buf: Keeps track of buffers given to HW slot - * @buf_list: list of queued buffers - * @continuous: tracks if active operation is continuous or single mode - * @sequence: V4L2 buffers sequence number - * @state: keeps track of operation state - * - * @source: active format from the video source - * @format: active V4L2 pixel format - * - * @crop: active cropping - * @compose: active composing - */ -struct rvin_dev { - struct device *dev; - void __iomem *base; - enum chip_id chip; - - struct video_device vdev; - struct v4l2_device v4l2_dev; - struct v4l2_ctrl_handler ctrl_handler; - struct v4l2_async_notifier notifier; - struct rvin_graph_entity digital; - - struct mutex lock; - struct vb2_queue queue; - - spinlock_t qlock; - struct vb2_v4l2_buffer *queue_buf[HW_BUFFER_NUM]; - struct list_head buf_list; - bool continuous; - unsigned int sequence; - enum rvin_dma_state state; - - struct rvin_source_fmt source; - struct v4l2_pix_format format; - - struct v4l2_rect crop; - struct v4l2_rect compose; -}; - -#define vin_to_source(vin) vin->digital.subdev - -/* Debug */ -#define vin_dbg(d, fmt, arg...) dev_dbg(d->dev, fmt, ##arg) -#define vin_info(d, fmt, arg...) dev_info(d->dev, fmt, ##arg) -#define vin_warn(d, fmt, arg...) dev_warn(d->dev, fmt, ##arg) -#define vin_err(d, fmt, arg...) dev_err(d->dev, fmt, ##arg) - -int rvin_dma_probe(struct rvin_dev *vin, int irq); -void rvin_dma_remove(struct rvin_dev *vin); - -int rvin_v4l2_probe(struct rvin_dev *vin); -void rvin_v4l2_remove(struct rvin_dev *vin); - -const struct rvin_video_format *rvin_format_from_pixel(u32 pixelformat); - -/* Cropping, composing and scaling */ -void rvin_scale_try(struct rvin_dev *vin, struct v4l2_pix_format *pix, - u32 width, u32 height); -void rvin_crop_scale_comp(struct rvin_dev *vin); - -#endif |