[mirror_ubuntu-zesty-kernel.git] / drivers / usb / media / se401.h


#ifndef __LINUX_se401_H
#define __LINUX_se401_H

#include <asm/uaccess.h>
#include <linux/videodev.h>
#include <linux/smp_lock.h>
#include <linux/mutex.h>

#define se401_DEBUG	/* Turn on debug messages */

#ifdef se401_DEBUG
#  define PDEBUG(level, fmt, args...) \
if (debug >= level) info("[" __PRETTY_FUNCTION__ ":%d] " fmt, __LINE__ , ## args)
#else
#  define PDEBUG(level, fmt, args...) do {} while(0)
#endif

/* An almost drop-in replacement for sleep_on_interruptible */
#define wait_interruptible(test, queue, wait) \
{ \
	add_wait_queue(queue, wait); \
	set_current_state(TASK_INTERRUPTIBLE); \
	if (test) \
		schedule(); \
	remove_wait_queue(queue, wait); \
	set_current_state(TASK_RUNNING); \
	if (signal_pending(current)) \
		break; \
}

#define SE401_REQ_GET_CAMERA_DESCRIPTOR		0x06
#define SE401_REQ_START_CONTINUOUS_CAPTURE	0x41
#define SE401_REQ_STOP_CONTINUOUS_CAPTURE	0x42
#define SE401_REQ_CAPTURE_FRAME			0x43
#define SE401_REQ_GET_BRT			0x44
#define SE401_REQ_SET_BRT			0x45
#define SE401_REQ_GET_WIDTH			0x4c
#define SE401_REQ_SET_WIDTH			0x4d
#define SE401_REQ_GET_HEIGHT			0x4e
#define SE401_REQ_SET_HEIGHT			0x4f
#define SE401_REQ_GET_OUTPUT_MODE		0x50
#define SE401_REQ_SET_OUTPUT_MODE		0x51
#define SE401_REQ_GET_EXT_FEATURE		0x52
#define SE401_REQ_SET_EXT_FEATURE		0x53
#define SE401_REQ_CAMERA_POWER			0x56
#define SE401_REQ_LED_CONTROL			0x57
#define SE401_REQ_BIOS				0xff

#define SE401_BIOS_READ				0x07

#define SE401_FORMAT_BAYER	0x40

/* Hyundai hv7131b registers
   7121 and 7141 should be the same (haven't really checked...) */
/* Mode registers: */
#define HV7131_REG_MODE_A		0x00
#define HV7131_REG_MODE_B		0x01
#define HV7131_REG_MODE_C		0x02
/* Frame registers: */
#define HV7131_REG_FRSU		0x10
#define HV7131_REG_FRSL		0x11
#define HV7131_REG_FCSU		0x12
#define HV7131_REG_FCSL		0x13
#define HV7131_REG_FWHU		0x14
#define HV7131_REG_FWHL		0x15
#define HV7131_REG_FWWU		0x16
#define HV7131_REG_FWWL		0x17
/* Timing registers: */
#define HV7131_REG_THBU		0x20
#define HV7131_REG_THBL		0x21
#define HV7131_REG_TVBU		0x22
#define HV7131_REG_TVBL		0x23
#define HV7131_REG_TITU		0x25
#define HV7131_REG_TITM		0x26
#define HV7131_REG_TITL		0x27
#define HV7131_REG_TMCD		0x28
/* Adjust Registers: */
#define HV7131_REG_ARLV		0x30
#define HV7131_REG_ARCG		0x31
#define HV7131_REG_AGCG		0x32
#define HV7131_REG_ABCG		0x33
#define HV7131_REG_APBV		0x34
#define HV7131_REG_ASLP		0x54
/* Offset Registers: */
#define HV7131_REG_OFSR		0x50
#define HV7131_REG_OFSG		0x51
#define HV7131_REG_OFSB		0x52
/* REset level statistics registers: */
#define HV7131_REG_LOREFNOH	0x57
#define HV7131_REG_LOREFNOL	0x58
#define HV7131_REG_HIREFNOH	0x59
#define HV7131_REG_HIREFNOL	0x5a

/* se401 registers */
#define SE401_OPERATINGMODE	0x2000


/* size of usb transfers */
#define SE401_PACKETSIZE	4096
/* number of queued bulk transfers to use, should be about 8 */
#define SE401_NUMSBUF		1
/* read the usb specs for this one :) */
#define SE401_VIDEO_ENDPOINT	1
#define SE401_BUTTON_ENDPOINT	2
/* number of frames supported by the v4l part */
#define SE401_NUMFRAMES		2
/* scratch buffers for passing data to the decoders */
#define SE401_NUMSCRATCH	32
/* maximum amount of data in a JangGu packet */
#define SE401_VLCDATALEN	1024
/* number of nul sized packets to receive before kicking the camera */
#define SE401_MAX_NULLPACKETS	4000
/* number of decoding errors before kicking the camera */
#define SE401_MAX_ERRORS	200

struct usb_device;

struct se401_sbuf {
	unsigned char *data;
};

enum {
	FRAME_UNUSED,		/* Unused (no MCAPTURE) */
	FRAME_READY,		/* Ready to start grabbing */
	FRAME_GRABBING,		/* In the process of being grabbed into */
	FRAME_DONE,		/* Finished grabbing, but not been synced yet */
	FRAME_ERROR,		/* Something bad happened while processing */
};

enum {
	FMT_BAYER,
	FMT_JANGGU,
};

enum {
	BUFFER_UNUSED,
	BUFFER_READY,
	BUFFER_BUSY,
	BUFFER_DONE,
};

struct se401_scratch {
	unsigned char *data;
	volatile int state;
	int offset;
	int length;
};

struct se401_frame {
	unsigned char *data;		/* Frame buffer */

	volatile int grabstate;	/* State of grabbing */

	unsigned char *curline;
	int curlinepix;
	int curpix;
};

struct usb_se401 {
	struct video_device vdev;

	/* Device structure */
	struct usb_device *dev;

	unsigned char iface;

	char *camera_name;

	int change;
	int brightness;
	int hue;
	int rgain;
	int ggain;
	int bgain;
	int expose_h;
	int expose_m;
	int expose_l;
	int resetlevel;
	
	int enhance;

	int format;
	int sizes;
	int *width;
	int *height;
	int cwidth;		/* current width */
	int cheight;		/* current height */
	int palette;
	int maxframesize;
	int cframesize;		/* current framesize */

	struct mutex lock;
	int user;		/* user count for exclusive use */
	int removed;		/* device disconnected */

	int streaming;		/* Are we streaming video? */

	char *fbuf;		/* Videodev buffer area */

	struct urb *urb[SE401_NUMSBUF];
	struct urb *inturb;
	
	int button;
	int buttonpressed;

	int curframe;		/* Current receiving frame */
	struct se401_frame frame[SE401_NUMFRAMES];	
	int readcount;
	int framecount;
	int error;
	int dropped;

	int scratch_next;
	int scratch_use;
	int scratch_overflow;
	struct se401_scratch scratch[SE401_NUMSCRATCH];

	/* Decoder specific data: */
	unsigned char vlcdata[SE401_VLCDATALEN];
	int vlcdatapos;
	int bayeroffset;

	struct se401_sbuf sbuf[SE401_NUMSBUF];

	wait_queue_head_t wq;	/* Processes waiting */

	int nullpackets;
};


#endif
Commit	Line	Data
1da177e4 LT	1
	2	#ifndef __LINUX_se401_H
	3	#define __LINUX_se401_H
	4
	5	#include <asm/uaccess.h>
	6	#include <linux/videodev.h>
	7	#include <linux/smp_lock.h>
4186ecf8	8	#include <linux/mutex.h>
1da177e4 LT	9
	10	#define se401_DEBUG /* Turn on debug messages */
	11
	12	#ifdef se401_DEBUG
	13	# define PDEBUG(level, fmt, args...) \
	14	if (debug >= level) info("[" __PRETTY_FUNCTION__ ":%d] " fmt, __LINE__ , ## args)
	15	#else
	16	# define PDEBUG(level, fmt, args...) do {} while(0)
	17	#endif
	18
	19	/* An almost drop-in replacement for sleep_on_interruptible */
	20	#define wait_interruptible(test, queue, wait) \
	21	{ \
	22	add_wait_queue(queue, wait); \
	23	set_current_state(TASK_INTERRUPTIBLE); \
	24	if (test) \
	25	schedule(); \
	26	remove_wait_queue(queue, wait); \
	27	set_current_state(TASK_RUNNING); \
	28	if (signal_pending(current)) \
	29	break; \
	30	}
	31
	32	#define SE401_REQ_GET_CAMERA_DESCRIPTOR 0x06
	33	#define SE401_REQ_START_CONTINUOUS_CAPTURE 0x41
	34	#define SE401_REQ_STOP_CONTINUOUS_CAPTURE 0x42
	35	#define SE401_REQ_CAPTURE_FRAME 0x43
	36	#define SE401_REQ_GET_BRT 0x44
	37	#define SE401_REQ_SET_BRT 0x45
	38	#define SE401_REQ_GET_WIDTH 0x4c
	39	#define SE401_REQ_SET_WIDTH 0x4d
	40	#define SE401_REQ_GET_HEIGHT 0x4e
	41	#define SE401_REQ_SET_HEIGHT 0x4f
	42	#define SE401_REQ_GET_OUTPUT_MODE 0x50
	43	#define SE401_REQ_SET_OUTPUT_MODE 0x51
	44	#define SE401_REQ_GET_EXT_FEATURE 0x52
	45	#define SE401_REQ_SET_EXT_FEATURE 0x53
	46	#define SE401_REQ_CAMERA_POWER 0x56
	47	#define SE401_REQ_LED_CONTROL 0x57
	48	#define SE401_REQ_BIOS 0xff
	49
	50	#define SE401_BIOS_READ 0x07
	51
	52	#define SE401_FORMAT_BAYER 0x40
	53
	54	/* Hyundai hv7131b registers
	55	7121 and 7141 should be the same (haven't really checked...) */
	56	/* Mode registers: */
	57	#define HV7131_REG_MODE_A 0x00
	58	#define HV7131_REG_MODE_B 0x01
	59	#define HV7131_REG_MODE_C 0x02
	60	/* Frame registers: */
	61	#define HV7131_REG_FRSU 0x10
	62	#define HV7131_REG_FRSL 0x11
	63	#define HV7131_REG_FCSU 0x12
	64	#define HV7131_REG_FCSL 0x13
	65	#define HV7131_REG_FWHU 0x14
	66	#define HV7131_REG_FWHL 0x15
	67	#define HV7131_REG_FWWU 0x16
	68	#define HV7131_REG_FWWL 0x17
	69	/* Timing registers: */
	70	#define HV7131_REG_THBU 0x20
	71	#define HV7131_REG_THBL 0x21
	72	#define HV7131_REG_TVBU 0x22
73	#define HV7131_REG_TVBL 0x23
74	#define HV7131_REG_TITU 0x25
75	#define HV7131_REG_TITM 0x26
76	#define HV7131_REG_TITL 0x27
77	#define HV7131_REG_TMCD 0x28
78	/* Adjust Registers: */
79	#define HV7131_REG_ARLV 0x30
80	#define HV7131_REG_ARCG 0x31
81	#define HV7131_REG_AGCG 0x32
82	#define HV7131_REG_ABCG 0x33
83	#define HV7131_REG_APBV 0x34
84	#define HV7131_REG_ASLP 0x54
85	/* Offset Registers: */
86	#define HV7131_REG_OFSR 0x50
87	#define HV7131_REG_OFSG 0x51
88	#define HV7131_REG_OFSB 0x52
89	/* REset level statistics registers: */
90	#define HV7131_REG_LOREFNOH 0x57
91	#define HV7131_REG_LOREFNOL 0x58
92	#define HV7131_REG_HIREFNOH 0x59
93	#define HV7131_REG_HIREFNOL 0x5a
94
95	/* se401 registers */
96	#define SE401_OPERATINGMODE 0x2000
97
98
99	/* size of usb transfers */
100	#define SE401_PACKETSIZE 4096
101	/* number of queued bulk transfers to use, should be about 8 */
102	#define SE401_NUMSBUF 1
103	/* read the usb specs for this one :) */
104	#define SE401_VIDEO_ENDPOINT 1
105	#define SE401_BUTTON_ENDPOINT 2
106	/* number of frames supported by the v4l part */
107	#define SE401_NUMFRAMES 2
108	/* scratch buffers for passing data to the decoders */
109	#define SE401_NUMSCRATCH 32
110	/* maximum amount of data in a JangGu packet */
111	#define SE401_VLCDATALEN 1024
112	/* number of nul sized packets to receive before kicking the camera */
113	#define SE401_MAX_NULLPACKETS 4000
114	/* number of decoding errors before kicking the camera */
115	#define SE401_MAX_ERRORS 200
116
117	struct usb_device;
118
119	struct se401_sbuf {
120	unsigned char *data;
121	};
122
123	enum {
124	FRAME_UNUSED, /* Unused (no MCAPTURE) */
125	FRAME_READY, /* Ready to start grabbing */
126	FRAME_GRABBING, /* In the process of being grabbed into */
127	FRAME_DONE, /* Finished grabbing, but not been synced yet */
128	FRAME_ERROR, /* Something bad happened while processing */
129	};
130
131	enum {
132	FMT_BAYER,
133	FMT_JANGGU,
134	};
135
136	enum {
137	BUFFER_UNUSED,
138	BUFFER_READY,
139	BUFFER_BUSY,
140	BUFFER_DONE,
141	};
142
143	struct se401_scratch {
144	unsigned char *data;
145	volatile int state;
146	int offset;
147	int length;
148	};
149
150	struct se401_frame {
151	unsigned char data; / Frame buffer */
152
153	volatile int grabstate; /* State of grabbing */
154
155	unsigned char *curline;
156	int curlinepix;
157	int curpix;
158	};
159
160	struct usb_se401 {
161	struct video_device vdev;
162
163	/* Device structure */
164	struct usb_device *dev;
165
166	unsigned char iface;
167
168	char *camera_name;
169
170	int change;
171	int brightness;
172	int hue;
173	int rgain;
174	int ggain;
175	int bgain;
176	int expose_h;
177	int expose_m;
178	int expose_l;
179	int resetlevel;
180
181	int enhance;
182
183	int format;
184	int sizes;
185	int *width;
186	int *height;
187	int cwidth; /* current width */
188	int cheight; /* current height */
189	int palette;
190	int maxframesize;
191	int cframesize; /* current framesize */
192
4186ecf8	193	struct mutex lock;
1da177e4 LT	194	int user; /* user count for exclusive use */
	195	int removed; /* device disconnected */
	196
	197	int streaming; /* Are we streaming video? */
	198
	199	char fbuf; / Videodev buffer area */
	200
	201	struct urb *urb[SE401_NUMSBUF];
	202	struct urb *inturb;
	203
	204	int button;
	205	int buttonpressed;
	206
	207	int curframe; /* Current receiving frame */
	208	struct se401_frame frame[SE401_NUMFRAMES];
	209	int readcount;
	210	int framecount;
	211	int error;
	212	int dropped;
	213
	214	int scratch_next;
	215	int scratch_use;
	216	int scratch_overflow;
	217	struct se401_scratch scratch[SE401_NUMSCRATCH];
	218
	219	/* Decoder specific data: */
	220	unsigned char vlcdata[SE401_VLCDATALEN];
	221	int vlcdatapos;
	222	int bayeroffset;
	223
	224	struct se401_sbuf sbuf[SE401_NUMSBUF];
	225
	226	wait_queue_head_t wq; /* Processes waiting */
	227
	228	int nullpackets;
	229	};
	230
	231
	232
	233	#endif
	234