[media] s5p-tv: remove obsolete driver

The s5p-tv driver has been replaced by the exynos drm driver for quite a
long time now. Remove this driver to avoid having duplicate drivers,
of which this one is considered dead code by Samsung.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Acked-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

1 files changed, 0 insertions, 364 deletions

diff --git a/drivers/media/platform/s5p-tv/mixer.h b/drivers/media/platform/s5p-tv/mixer.h
deleted file mode 100644
index 869f0ce86f6e..000000000000
--- a/drivers/media/platform/s5p-tv/mixer.h
+++ /dev/null
@@ -1,364 +0,0 @@
-/*
- * Samsung TV Mixer driver
- *
- * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *
- * Tomasz Stanislawski, <t.stanislaws@samsung.com>
- *
- * 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 Foundiation. either version 2 of the License,
- * or (at your option) any later version
- */
-
-#ifndef SAMSUNG_MIXER_H
-#define SAMSUNG_MIXER_H
-
-#ifdef CONFIG_VIDEO_SAMSUNG_S5P_MIXER_DEBUG
-	#define DEBUG
-#endif
-
-#include <linux/fb.h>
-#include <linux/irqreturn.h>
-#include <linux/kernel.h>
-#include <linux/spinlock.h>
-#include <linux/wait.h>
-#include <media/v4l2-device.h>
-#include <media/videobuf2-v4l2.h>
-
-#include "regs-mixer.h"
-
-/** maximum number of output interfaces */
-#define MXR_MAX_OUTPUTS 2
-/** maximum number of input interfaces (layers) */
-#define MXR_MAX_LAYERS 3
-#define MXR_DRIVER_NAME "s5p-mixer"
-/** maximal number of planes for every layer */
-#define MXR_MAX_PLANES	2
-
-#define MXR_ENABLE 1
-#define MXR_DISABLE 0
-
-/** description of a macroblock for packed formats */
-struct mxr_block {
-	/** vertical number of pixels in macroblock */
-	unsigned int width;
-	/** horizontal number of pixels in macroblock */
-	unsigned int height;
-	/** size of block in bytes */
-	unsigned int size;
-};
-
-/** description of supported format */
-struct mxr_format {
-	/** format name/mnemonic */
-	const char *name;
-	/** fourcc identifier */
-	u32 fourcc;
-	/** colorspace identifier */
-	enum v4l2_colorspace colorspace;
-	/** number of planes in image data */
-	int num_planes;
-	/** description of block for each plane */
-	struct mxr_block plane[MXR_MAX_PLANES];
-	/** number of subframes in image data */
-	int num_subframes;
-	/** specifies to which subframe belong given plane */
-	int plane2subframe[MXR_MAX_PLANES];
-	/** internal code, driver dependent */
-	unsigned long cookie;
-};
-
-/** description of crop configuration for image */
-struct mxr_crop {
-	/** width of layer in pixels */
-	unsigned int full_width;
-	/** height of layer in pixels */
-	unsigned int full_height;
-	/** horizontal offset of first pixel to be displayed */
-	unsigned int x_offset;
-	/** vertical offset of first pixel to be displayed */
-	unsigned int y_offset;
-	/** width of displayed data in pixels */
-	unsigned int width;
-	/** height of displayed data in pixels */
-	unsigned int height;
-	/** indicate which fields are present in buffer */
-	unsigned int field;
-};
-
-/** stages of geometry operations */
-enum mxr_geometry_stage {
-	MXR_GEOMETRY_SINK,
-	MXR_GEOMETRY_COMPOSE,
-	MXR_GEOMETRY_CROP,
-	MXR_GEOMETRY_SOURCE,
-};
-
-/* flag indicating that offset should be 0 */
-#define MXR_NO_OFFSET	0x80000000
-
-/** description of transformation from source to destination image */
-struct mxr_geometry {
-	/** cropping for source image */
-	struct mxr_crop src;
-	/** cropping for destination image */
-	struct mxr_crop dst;
-	/** layer-dependant description of horizontal scaling */
-	unsigned int x_ratio;
-	/** layer-dependant description of vertical scaling */
-	unsigned int y_ratio;
-};
-
-/** instance of a buffer */
-struct mxr_buffer {
-	/** common v4l buffer stuff -- must be first */
-	struct vb2_v4l2_buffer vb;
-	/** node for layer's lists */
-	struct list_head	list;
-};
-
-
-/** internal states of layer */
-enum mxr_layer_state {
-	/** layers is not shown */
-	MXR_LAYER_IDLE = 0,
-	/** layer is shown */
-	MXR_LAYER_STREAMING,
-	/** state before STREAMOFF is finished */
-	MXR_LAYER_STREAMING_FINISH,
-};
-
-/** forward declarations */
-struct mxr_device;
-struct mxr_layer;
-
-/** callback for layers operation */
-struct mxr_layer_ops {
-	/* TODO: try to port it to subdev API */
-	/** handler for resource release function */
-	void (*release)(struct mxr_layer *);
-	/** setting buffer to HW */
-	void (*buffer_set)(struct mxr_layer *, struct mxr_buffer *);
-	/** setting format and geometry in HW */
-	void (*format_set)(struct mxr_layer *);
-	/** streaming stop/start */
-	void (*stream_set)(struct mxr_layer *, int);
-	/** adjusting geometry */
-	void (*fix_geometry)(struct mxr_layer *,
-		enum mxr_geometry_stage, unsigned long);
-};
-
-/** layer instance, a single window and content displayed on output */
-struct mxr_layer {
-	/** parent mixer device */
-	struct mxr_device *mdev;
-	/** layer index (unique identifier) */
-	int idx;
-	/** callbacks for layer methods */
-	struct mxr_layer_ops ops;
-	/** format array */
-	const struct mxr_format **fmt_array;
-	/** size of format array */
-	unsigned long fmt_array_size;
-
-	/** lock for protection of list and state fields */
-	spinlock_t enq_slock;
-	/** list for enqueued buffers */
-	struct list_head enq_list;
-	/** buffer currently owned by hardware in temporary registers */
-	struct mxr_buffer *update_buf;
-	/** buffer currently owned by hardware in shadow registers */
-	struct mxr_buffer *shadow_buf;
-	/** state of layer IDLE/STREAMING */
-	enum mxr_layer_state state;
-
-	/** mutex for protection of fields below */
-	struct mutex mutex;
-	/** handler for video node */
-	struct video_device vfd;
-	/** queue for output buffers */
-	struct vb2_queue vb_queue;
-	/** current image format */
-	const struct mxr_format *fmt;
-	/** current geometry of image */
-	struct mxr_geometry geo;
-};
-
-/** description of mixers output interface */
-struct mxr_output {
-	/** name of output */
-	char name[32];
-	/** output subdev */
-	struct v4l2_subdev *sd;
-	/** cookie used for configuration of registers */
-	int cookie;
-};
-
-/** specify source of output subdevs */
-struct mxr_output_conf {
-	/** name of output (connector) */
-	char *output_name;
-	/** name of module that generates output subdev */
-	char *module_name;
-	/** cookie need for mixer HW */
-	int cookie;
-};
-
-struct clk;
-struct regulator;
-
-/** auxiliary resources used my mixer */
-struct mxr_resources {
-	/** interrupt index */
-	int irq;
-	/** pointer to Mixer registers */
-	void __iomem *mxr_regs;
-	/** pointer to Video Processor registers */
-	void __iomem *vp_regs;
-	/** other resources, should used under mxr_device.mutex */
-	struct clk *mixer;
-	struct clk *vp;
-	struct clk *sclk_mixer;
-	struct clk *sclk_hdmi;
-	struct clk *sclk_dac;
-};
-
-/* event flags used  */
-enum mxr_devide_flags {
-	MXR_EVENT_VSYNC = 0,
-	MXR_EVENT_TOP = 1,
-};
-
-/** drivers instance */
-struct mxr_device {
-	/** master device */
-	struct device *dev;
-	/** state of each layer */
-	struct mxr_layer *layer[MXR_MAX_LAYERS];
-	/** state of each output */
-	struct mxr_output *output[MXR_MAX_OUTPUTS];
-	/** number of registered outputs */
-	int output_cnt;
-
-	/* video resources */
-
-	/** V4L2 device */
-	struct v4l2_device v4l2_dev;
-	/** event wait queue */
-	wait_queue_head_t event_queue;
-	/** state flags */
-	unsigned long event_flags;
-
-	/** spinlock for protection of registers */
-	spinlock_t reg_slock;
-
-	/** mutex for protection of fields below */
-	struct mutex mutex;
-	/** number of entities depndant on output configuration */
-	int n_output;
-	/** number of users that do streaming */
-	int n_streamer;
-	/** index of current output */
-	int current_output;
-	/** auxiliary resources used my mixer */
-	struct mxr_resources res;
-};
-
-/** transform device structure into mixer device */
-static inline struct mxr_device *to_mdev(struct device *dev)
-{
-	struct v4l2_device *vdev = dev_get_drvdata(dev);
-	return container_of(vdev, struct mxr_device, v4l2_dev);
-}
-
-/** get current output data, should be called under mdev's mutex */
-static inline struct mxr_output *to_output(struct mxr_device *mdev)
-{
-	return mdev->output[mdev->current_output];
-}
-
-/** get current output subdev, should be called under mdev's mutex */
-static inline struct v4l2_subdev *to_outsd(struct mxr_device *mdev)
-{
-	struct mxr_output *out = to_output(mdev);
-	return out ? out->sd : NULL;
-}
-
-/** forward declaration for mixer platform data */
-struct mxr_platform_data;
-
-/** acquiring common video resources */
-int mxr_acquire_video(struct mxr_device *mdev,
-	struct mxr_output_conf *output_cont, int output_count);
-
-/** releasing common video resources */
-void mxr_release_video(struct mxr_device *mdev);
-
-struct mxr_layer *mxr_graph_layer_create(struct mxr_device *mdev, int idx);
-struct mxr_layer *mxr_vp_layer_create(struct mxr_device *mdev, int idx);
-struct mxr_layer *mxr_base_layer_create(struct mxr_device *mdev,
-	int idx, char *name, const struct mxr_layer_ops *ops);
-
-void mxr_base_layer_release(struct mxr_layer *layer);
-void mxr_layer_release(struct mxr_layer *layer);
-
-int mxr_base_layer_register(struct mxr_layer *layer);
-void mxr_base_layer_unregister(struct mxr_layer *layer);
-
-unsigned long mxr_get_plane_size(const struct mxr_block *blk,
-	unsigned int width, unsigned int height);
-
-/** adds new consumer for mixer's power */
-int __must_check mxr_power_get(struct mxr_device *mdev);
-/** removes consumer for mixer's power */
-void mxr_power_put(struct mxr_device *mdev);
-/** add new client for output configuration */
-void mxr_output_get(struct mxr_device *mdev);
-/** removes new client for output configuration */
-void mxr_output_put(struct mxr_device *mdev);
-/** add new client for streaming */
-void mxr_streamer_get(struct mxr_device *mdev);
-/** removes new client for streaming */
-void mxr_streamer_put(struct mxr_device *mdev);
-/** returns format of data delivared to current output */
-void mxr_get_mbus_fmt(struct mxr_device *mdev,
-	struct v4l2_mbus_framefmt *mbus_fmt);
-
-/* Debug */
-
-#define mxr_err(mdev, fmt, ...)  dev_err(mdev->dev, fmt, ##__VA_ARGS__)
-#define mxr_warn(mdev, fmt, ...) dev_warn(mdev->dev, fmt, ##__VA_ARGS__)
-#define mxr_info(mdev, fmt, ...) dev_info(mdev->dev, fmt, ##__VA_ARGS__)
-
-#ifdef CONFIG_VIDEO_SAMSUNG_S5P_MIXER_DEBUG
-	#define mxr_dbg(mdev, fmt, ...)  dev_dbg(mdev->dev, fmt, ##__VA_ARGS__)
-#else
-	#define mxr_dbg(mdev, fmt, ...)  do { (void) mdev; } while (0)
-#endif
-
-/* accessing Mixer's and Video Processor's registers */
-
-void mxr_vsync_set_update(struct mxr_device *mdev, int en);
-void mxr_reg_reset(struct mxr_device *mdev);
-irqreturn_t mxr_irq_handler(int irq, void *dev_data);
-void mxr_reg_s_output(struct mxr_device *mdev, int cookie);
-void mxr_reg_streamon(struct mxr_device *mdev);
-void mxr_reg_streamoff(struct mxr_device *mdev);
-int mxr_reg_wait4vsync(struct mxr_device *mdev);
-void mxr_reg_set_mbus_fmt(struct mxr_device *mdev,
-	struct v4l2_mbus_framefmt *fmt);
-void mxr_reg_graph_layer_stream(struct mxr_device *mdev, int idx, int en);
-void mxr_reg_graph_buffer(struct mxr_device *mdev, int idx, dma_addr_t addr);
-void mxr_reg_graph_format(struct mxr_device *mdev, int idx,
-	const struct mxr_format *fmt, const struct mxr_geometry *geo);
-
-void mxr_reg_vp_layer_stream(struct mxr_device *mdev, int en);
-void mxr_reg_vp_buffer(struct mxr_device *mdev,
-	dma_addr_t luma_addr[2], dma_addr_t chroma_addr[2]);
-void mxr_reg_vp_format(struct mxr_device *mdev,
-	const struct mxr_format *fmt, const struct mxr_geometry *geo);
-void mxr_reg_dump(struct mxr_device *mdev);
-
-#endif /* SAMSUNG_MIXER_H */
-