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diff --git a/drivers/media/video/cx231xx/cx231xx.h b/drivers/media/video/cx231xx/cx231xx.h
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1/*
2 cx231xx.h - driver for Conexant Cx23100/101/102 USB video capture devices
3
4 Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
5 Based on em28xx driver
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22#ifndef _CX231XX_H
23#define _CX231XX_H
24
25#include <linux/videodev2.h>
26#include <linux/types.h>
27#include <linux/ioctl.h>
28#include <linux/i2c.h>
29#include <linux/i2c-algo-bit.h>
30#include <linux/mutex.h>
31
32
33#include <media/videobuf-vmalloc.h>
34#include <media/v4l2-device.h>
35#include <media/ir-kbd-i2c.h>
36#if defined(CONFIG_VIDEO_CX231XX_DVB) || \
37 defined(CONFIG_VIDEO_CX231XX_DVB_MODULE)
38#include <media/videobuf-dvb.h>
39#endif
40
41#include "cx231xx-reg.h"
42#include "cx231xx-pcb-cfg.h"
43#include "cx231xx-conf-reg.h"
44
45#define DRIVER_NAME "cx231xx"
46#define PWR_SLEEP_INTERVAL 5
47
48/* I2C addresses for control block in Cx231xx */
49#define AFE_DEVICE_ADDRESS 0x60
50#define I2S_BLK_DEVICE_ADDRESS 0x98
51#define VID_BLK_I2C_ADDRESS 0x88
52#define DIF_USE_BASEBAND 0xFFFFFFFF
53
54/* Boards supported by driver */
55#define CX231XX_BOARD_UNKNOWN 0
56#define CX231XX_BOARD_CNXT_RDE_250 1
57#define CX231XX_BOARD_CNXT_RDU_250 2
58
59/* Limits minimum and default number of buffers */
60#define CX231XX_MIN_BUF 4
61#define CX231XX_DEF_BUF 12
62#define CX231XX_DEF_VBI_BUF 6
63
64#define VBI_LINE_COUNT 17
65#define VBI_LINE_LENGTH 1440
66
67/*Limits the max URB message size */
68#define URB_MAX_CTRL_SIZE 80
69
70/* Params for validated field */
71#define CX231XX_BOARD_NOT_VALIDATED 1
72#define CX231XX_BOARD_VALIDATED 0
73
74/* maximum number of cx231xx boards */
75#define CX231XX_MAXBOARDS 8
76
77/* maximum number of frames that can be queued */
78#define CX231XX_NUM_FRAMES 5
79
80/* number of buffers for isoc transfers */
81#define CX231XX_NUM_BUFS 8
82
83/* number of packets for each buffer
84 windows requests only 40 packets .. so we better do the same
85 this is what I found out for all alternate numbers there!
86 */
87#define CX231XX_NUM_PACKETS 40
88
89/* default alternate; 0 means choose the best */
90#define CX231XX_PINOUT 0
91
92#define CX231XX_INTERLACED_DEFAULT 1
93
94/* time to wait when stopping the isoc transfer */
95#define CX231XX_URB_TIMEOUT \
96 msecs_to_jiffies(CX231XX_NUM_BUFS * CX231XX_NUM_PACKETS)
97
98enum cx231xx_mode {
99 CX231XX_SUSPEND,
100 CX231XX_ANALOG_MODE,
101 CX231XX_DIGITAL_MODE,
102};
103
104enum cx231xx_std_mode {
105 CX231XX_TV_AIR = 0,
106 CX231XX_TV_CABLE
107};
108
109enum cx231xx_stream_state {
110 STREAM_OFF,
111 STREAM_INTERRUPT,
112 STREAM_ON,
113};
114
115struct cx231xx;
116
117struct cx231xx_usb_isoc_ctl {
118 /* max packet size of isoc transaction */
119 int max_pkt_size;
120
121 /* number of allocated urbs */
122 int num_bufs;
123
124 /* urb for isoc transfers */
125 struct urb **urb;
126
127 /* transfer buffers for isoc transfer */
128 char **transfer_buffer;
129
130 /* Last buffer command and region */
131 u8 cmd;
132 int pos, size, pktsize;
133
134 /* Last field: ODD or EVEN? */
135 int field;
136
137 /* Stores incomplete commands */
138 u32 tmp_buf;
139 int tmp_buf_len;
140
141 /* Stores already requested buffers */
142 struct cx231xx_buffer *buf;
143
144 /* Stores the number of received fields */
145 int nfields;
146
147 /* isoc urb callback */
148 int (*isoc_copy) (struct cx231xx *dev, struct urb *urb);
149};
150
151struct cx231xx_fmt {
152 char *name;
153 u32 fourcc; /* v4l2 format id */
154 int depth;
155 int reg;
156};
157
158/* buffer for one video frame */
159struct cx231xx_buffer {
160 /* common v4l buffer stuff -- must be first */
161 struct videobuf_buffer vb;
162
163 struct list_head frame;
164 int top_field;
165 int receiving;
166};
167
168struct cx231xx_dmaqueue {
169 struct list_head active;
170 struct list_head queued;
171
172 wait_queue_head_t wq;
173
174 /* Counters to control buffer fill */
175 int pos;
176 u8 is_partial_line;
177 u8 partial_buf[8];
178 u8 last_sav;
179 int current_field;
180 u32 bytes_left_in_line;
181 u32 lines_completed;
182 u8 field1_done;
183 u32 lines_per_field;
184};
185
186/* inputs */
187
188#define MAX_CX231XX_INPUT 4
189
190enum cx231xx_itype {
191 CX231XX_VMUX_COMPOSITE1 = 1,
192 CX231XX_VMUX_SVIDEO,
193 CX231XX_VMUX_TELEVISION,
194 CX231XX_VMUX_CABLE,
195 CX231XX_RADIO,
196 CX231XX_VMUX_DVB,
197 CX231XX_VMUX_DEBUG
198};
199
200enum cx231xx_v_input {
201 CX231XX_VIN_1_1 = 0x1,
202 CX231XX_VIN_2_1,
203 CX231XX_VIN_3_1,
204 CX231XX_VIN_4_1,
205 CX231XX_VIN_1_2 = 0x01,
206 CX231XX_VIN_2_2,
207 CX231XX_VIN_3_2,
208 CX231XX_VIN_1_3 = 0x1,
209 CX231XX_VIN_2_3,
210 CX231XX_VIN_3_3,
211};
212
213/* cx231xx has two audio inputs: tuner and line in */
214enum cx231xx_amux {
215 /* This is the only entry for cx231xx tuner input */
216 CX231XX_AMUX_VIDEO, /* cx231xx tuner */
217 CX231XX_AMUX_LINE_IN, /* Line In */
218};
219
220struct cx231xx_reg_seq {
221 unsigned char bit;
222 unsigned char val;
223 int sleep;
224};
225
226struct cx231xx_input {
227 enum cx231xx_itype type;
228 unsigned int vmux;
229 enum cx231xx_amux amux;
230 struct cx231xx_reg_seq *gpio;
231};
232
233#define INPUT(nr) (&cx231xx_boards[dev->model].input[nr])
234
235enum cx231xx_decoder {
236 CX231XX_NODECODER,
237 CX231XX_AVDECODER
238};
239
240enum CX231XX_I2C_MASTER_PORT {
241 I2C_0 = 0,
242 I2C_1 = 1,
243 I2C_2 = 2,
244 I2C_3 = 3
245};
246
247struct cx231xx_board {
248 char *name;
249 int vchannels;
250 int tuner_type;
251 int tuner_addr;
252 v4l2_std_id norm; /* tv norm */
253
254 /* demod related */
255 int demod_addr;
256 u8 demod_xfer_mode; /* 0 - Serial; 1 - parallel */
257
258 /* GPIO Pins */
259 struct cx231xx_reg_seq *dvb_gpio;
260 struct cx231xx_reg_seq *suspend_gpio;
261 struct cx231xx_reg_seq *tuner_gpio;
262 u8 tuner_sif_gpio;
263 u8 tuner_scl_gpio;
264 u8 tuner_sda_gpio;
265
266 /* PIN ctrl */
267 u32 ctl_pin_status_mask;
268 u8 agc_analog_digital_select_gpio;
269 u32 gpio_pin_status_mask;
270
271 /* i2c masters */
272 u8 tuner_i2c_master;
273 u8 demod_i2c_master;
274
275 unsigned int max_range_640_480:1;
276 unsigned int has_dvb:1;
277 unsigned int valid:1;
278
279 unsigned char xclk, i2c_speed;
280
281 enum cx231xx_decoder decoder;
282
283 struct cx231xx_input input[MAX_CX231XX_INPUT];
284 struct cx231xx_input radio;
285 IR_KEYTAB_TYPE *ir_codes;
286};
287
288/* device states */
289enum cx231xx_dev_state {
290 DEV_INITIALIZED = 0x01,
291 DEV_DISCONNECTED = 0x02,
292 DEV_MISCONFIGURED = 0x04,
293};
294
295enum AFE_MODE {
296 AFE_MODE_LOW_IF,
297 AFE_MODE_BASEBAND,
298 AFE_MODE_EU_HI_IF,
299 AFE_MODE_US_HI_IF,
300 AFE_MODE_JAPAN_HI_IF
301};
302
303enum AUDIO_INPUT {
304 AUDIO_INPUT_MUTE,
305 AUDIO_INPUT_LINE,
306 AUDIO_INPUT_TUNER_TV,
307 AUDIO_INPUT_SPDIF,
308 AUDIO_INPUT_TUNER_FM
309};
310
311#define CX231XX_AUDIO_BUFS 5
312#define CX231XX_NUM_AUDIO_PACKETS 64
313#define CX231XX_CAPTURE_STREAM_EN 1
314#define CX231XX_STOP_AUDIO 0
315#define CX231XX_START_AUDIO 1
316
317/* cx231xx extensions */
318#define CX231XX_AUDIO 0x10
319#define CX231XX_DVB 0x20
320
321struct cx231xx_audio {
322 char name[50];
323 char *transfer_buffer[CX231XX_AUDIO_BUFS];
324 struct urb *urb[CX231XX_AUDIO_BUFS];
325 struct usb_device *udev;
326 unsigned int capture_transfer_done;
327 struct snd_pcm_substream *capture_pcm_substream;
328
329 unsigned int hwptr_done_capture;
330 struct snd_card *sndcard;
331
332 int users, shutdown;
333 enum cx231xx_stream_state capture_stream;
334 spinlock_t slock;
335
336 int alt; /* alternate */
337 int max_pkt_size; /* max packet size of isoc transaction */
338 int num_alt; /* Number of alternative settings */
339 unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
340 u16 end_point_addr;
341};
342
343struct cx231xx;
344
345struct cx231xx_fh {
346 struct cx231xx *dev;
347 unsigned int stream_on:1; /* Locks streams */
348 int radio;
349
350 struct videobuf_queue vb_vidq;
351
352 enum v4l2_buf_type type;
353};
354
355/*****************************************************************/
356/* set/get i2c */
357/* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */
358#define I2C_SPEED_1M 0x0
359#define I2C_SPEED_400K 0x1
360#define I2C_SPEED_100K 0x2
361#define I2C_SPEED_5M 0x3
362
363/* 0-- STOP transaction */
364#define I2C_STOP 0x0
365/* 1-- do not transmit STOP at end of transaction */
366#define I2C_NOSTOP 0x1
367/* 1--alllow slave to insert clock wait states */
368#define I2C_SYNC 0x1
369
370struct cx231xx_i2c {
371 struct cx231xx *dev;
372
373 int nr;
374
375 /* i2c i/o */
376 struct i2c_adapter i2c_adap;
377 struct i2c_algo_bit_data i2c_algo;
378 struct i2c_client i2c_client;
379 u32 i2c_rc;
380
381 /* different settings for each bus */
382 u8 i2c_period;
383 u8 i2c_nostop;
384 u8 i2c_reserve;
385};
386
387struct cx231xx_i2c_xfer_data {
388 u8 dev_addr;
389 u8 direction; /* 1 - IN, 0 - OUT */
390 u8 saddr_len; /* sub address len */
391 u16 saddr_dat; /* sub addr data */
392 u8 buf_size; /* buffer size */
393 u8 *p_buffer; /* pointer to the buffer */
394};
395
396struct VENDOR_REQUEST_IN {
397 u8 bRequest;
398 u16 wValue;
399 u16 wIndex;
400 u16 wLength;
401 u8 direction;
402 u8 bData;
403 u8 *pBuff;
404};
405
406struct cx231xx_ctrl {
407 struct v4l2_queryctrl v;
408 u32 off;
409 u32 reg;
410 u32 mask;
411 u32 shift;
412};
413
414enum TRANSFER_TYPE {
415 Raw_Video = 0,
416 Audio,
417 Vbi, /* VANC */
418 Sliced_cc, /* HANC */
419 TS1_serial_mode,
420 TS2,
421 TS1_parallel_mode
422} ;
423
424struct cx231xx_video_mode {
425 /* Isoc control struct */
426 struct cx231xx_dmaqueue vidq;
427 struct cx231xx_usb_isoc_ctl isoc_ctl;
428 spinlock_t slock;
429
430 /* usb transfer */
431 int alt; /* alternate */
432 int max_pkt_size; /* max packet size of isoc transaction */
433 int num_alt; /* Number of alternative settings */
434 unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
435 u16 end_point_addr;
436};
437
438/* main device struct */
439struct cx231xx {
440 /* generic device properties */
441 char name[30]; /* name (including minor) of the device */
442 int model; /* index in the device_data struct */
443 int devno; /* marks the number of this device */
444
445 struct cx231xx_board board;
446
447 unsigned int stream_on:1; /* Locks streams */
448 unsigned int vbi_stream_on:1; /* Locks streams for VBI */
449 unsigned int has_audio_class:1;
450 unsigned int has_alsa_audio:1;
451
452 struct cx231xx_fmt *format;
453
454 struct v4l2_device v4l2_dev;
455 struct v4l2_subdev *sd_cx25840;
456 struct v4l2_subdev *sd_tuner;
457
458 struct cx231xx_IR *ir;
459
460 struct list_head devlist;
461
462 int tuner_type; /* type of the tuner */
463 int tuner_addr; /* tuner address */
464
465 /* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
466 struct cx231xx_i2c i2c_bus[3];
467 unsigned int xc_fw_load_done:1;
468 struct mutex gpio_i2c_lock;
469
470 /* video for linux */
471 int users; /* user count for exclusive use */
472 struct video_device *vdev; /* video for linux device struct */
473 v4l2_std_id norm; /* selected tv norm */
474 int ctl_freq; /* selected frequency */
475 unsigned int ctl_ainput; /* selected audio input */
476 int mute;
477 int volume;
478
479 /* frame properties */
480 int width; /* current frame width */
481 int height; /* current frame height */
482 unsigned hscale; /* horizontal scale factor (see datasheet) */
483 unsigned vscale; /* vertical scale factor (see datasheet) */
484 int interlaced; /* 1=interlace fileds, 0=just top fileds */
485
486 struct cx231xx_audio adev;
487
488 /* states */
489 enum cx231xx_dev_state state;
490
491 struct work_struct request_module_wk;
492
493 /* locks */
494 struct mutex lock;
495 struct mutex ctrl_urb_lock; /* protects urb_buf */
496 struct list_head inqueue, outqueue;
497 wait_queue_head_t open, wait_frame, wait_stream;
498 struct video_device *vbi_dev;
499 struct video_device *radio_dev;
500
501 unsigned char eedata[256];
502
503 struct cx231xx_video_mode video_mode;
504 struct cx231xx_video_mode vbi_mode;
505 struct cx231xx_video_mode sliced_cc_mode;
506 struct cx231xx_video_mode ts1_mode;
507
508 struct usb_device *udev; /* the usb device */
509 char urb_buf[URB_MAX_CTRL_SIZE]; /* urb control msg buffer */
510
511 /* helper funcs that call usb_control_msg */
512 int (*cx231xx_read_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
513 char *buf, int len);
514 int (*cx231xx_write_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
515 char *buf, int len);
516 int (*cx231xx_send_usb_command) (struct cx231xx_i2c *i2c_bus,
517 struct cx231xx_i2c_xfer_data *req_data);
518 int (*cx231xx_gpio_i2c_read) (struct cx231xx *dev, u8 dev_addr,
519 u8 *buf, u8 len);
520 int (*cx231xx_gpio_i2c_write) (struct cx231xx *dev, u8 dev_addr,
521 u8 *buf, u8 len);
522
523 int (*cx231xx_set_analog_freq) (struct cx231xx *dev, u32 freq);
524 int (*cx231xx_reset_analog_tuner) (struct cx231xx *dev);
525
526 enum cx231xx_mode mode;
527
528 struct cx231xx_dvb *dvb;
529
530 /* Cx231xx supported PCB config's */
531 struct pcb_config current_pcb_config;
532 u8 current_scenario_idx;
533 u8 interface_count;
534 u8 max_iad_interface_count;
535
536 /* GPIO related register direction and values */
537 u32 gpio_dir;
538 u32 gpio_val;
539
540 /* Power Modes */
541 int power_mode;
542
543 /* afe parameters */
544 enum AFE_MODE afe_mode;
545 u32 afe_ref_count;
546
547 /* video related parameters */
548 u32 video_input;
549 u32 active_mode;
550 u8 vbi_or_sliced_cc_mode; /* 0 - vbi ; 1 - sliced cc mode */
551 enum cx231xx_std_mode std_mode; /* 0 - Air; 1 - cable */
552
553};
554
555#define cx25840_call(cx231xx, o, f, args...) \
556 v4l2_subdev_call(cx231xx->sd_cx25840, o, f, ##args)
557#define tuner_call(cx231xx, o, f, args...) \
558 v4l2_subdev_call(cx231xx->sd_tuner, o, f, ##args)
559#define call_all(dev, o, f, args...) \
560 v4l2_device_call_until_err(&dev->v4l2_dev, 0, o, f, ##args)
561
562struct cx231xx_ops {
563 struct list_head next;
564 char *name;
565 int id;
566 int (*init) (struct cx231xx *);
567 int (*fini) (struct cx231xx *);
568};
569
570/* call back functions in dvb module */
571int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq);
572int cx231xx_reset_analog_tuner(struct cx231xx *dev);
573
574/* Provided by cx231xx-i2c.c */
575void cx231xx_do_i2c_scan(struct cx231xx *dev, struct i2c_client *c);
576int cx231xx_i2c_register(struct cx231xx_i2c *bus);
577int cx231xx_i2c_unregister(struct cx231xx_i2c *bus);
578
579/* Internal block control functions */
580int cx231xx_read_i2c_data(struct cx231xx *dev, u8 dev_addr,
581 u16 saddr, u8 saddr_len, u32 *data, u8 data_len);
582int cx231xx_write_i2c_data(struct cx231xx *dev, u8 dev_addr,
583 u16 saddr, u8 saddr_len, u32 data, u8 data_len);
584int cx231xx_reg_mask_write(struct cx231xx *dev, u8 dev_addr, u8 size,
585 u16 register_address, u8 bit_start, u8 bit_end,
586 u32 value);
587int cx231xx_read_modify_write_i2c_dword(struct cx231xx *dev, u8 dev_addr,
588 u16 saddr, u32 mask, u32 value);
589u32 cx231xx_set_field(u32 field_mask, u32 data);
590
591/* afe related functions */
592int cx231xx_afe_init_super_block(struct cx231xx *dev, u32 ref_count);
593int cx231xx_afe_init_channels(struct cx231xx *dev);
594int cx231xx_afe_setup_AFE_for_baseband(struct cx231xx *dev);
595int cx231xx_afe_set_input_mux(struct cx231xx *dev, u32 input_mux);
596int cx231xx_afe_set_mode(struct cx231xx *dev, enum AFE_MODE mode);
597int cx231xx_afe_update_power_control(struct cx231xx *dev,
598 enum AV_MODE avmode);
599int cx231xx_afe_adjust_ref_count(struct cx231xx *dev, u32 video_input);
600
601/* i2s block related functions */
602int cx231xx_i2s_blk_initialize(struct cx231xx *dev);
603int cx231xx_i2s_blk_update_power_control(struct cx231xx *dev,
604 enum AV_MODE avmode);
605int cx231xx_i2s_blk_set_audio_input(struct cx231xx *dev, u8 audio_input);
606
607/* DIF related functions */
608int cx231xx_dif_configure_C2HH_for_low_IF(struct cx231xx *dev, u32 mode,
609 u32 function_mode, u32 standard);
610int cx231xx_dif_set_standard(struct cx231xx *dev, u32 standard);
611int cx231xx_tuner_pre_channel_change(struct cx231xx *dev);
612int cx231xx_tuner_post_channel_change(struct cx231xx *dev);
613
614/* video parser functions */
615u8 cx231xx_find_next_SAV_EAV(u8 *p_buffer, u32 buffer_size,
616 u32 *p_bytes_used);
617u8 cx231xx_find_boundary_SAV_EAV(u8 *p_buffer, u8 *partial_buf,
618 u32 *p_bytes_used);
619int cx231xx_do_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
620 u8 *p_buffer, u32 bytes_to_copy);
621void cx231xx_reset_video_buffer(struct cx231xx *dev,
622 struct cx231xx_dmaqueue *dma_q);
623u8 cx231xx_is_buffer_done(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q);
624u32 cx231xx_copy_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
625 u8 *p_line, u32 length, int field_number);
626u32 cx231xx_get_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
627 u8 sav_eav, u8 *p_buffer, u32 buffer_size);
628void cx231xx_swab(u16 *from, u16 *to, u16 len);
629
630/* Provided by cx231xx-core.c */
631
632u32 cx231xx_request_buffers(struct cx231xx *dev, u32 count);
633void cx231xx_queue_unusedframes(struct cx231xx *dev);
634void cx231xx_release_buffers(struct cx231xx *dev);
635
636/* read from control pipe */
637int cx231xx_read_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
638 char *buf, int len);
639
640/* write to control pipe */
641int cx231xx_write_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
642 char *buf, int len);
643int cx231xx_mode_register(struct cx231xx *dev, u16 address, u32 mode);
644
645int cx231xx_send_vendor_cmd(struct cx231xx *dev,
646 struct VENDOR_REQUEST_IN *ven_req);
647int cx231xx_send_usb_command(struct cx231xx_i2c *i2c_bus,
648 struct cx231xx_i2c_xfer_data *req_data);
649
650/* Gpio related functions */
651int cx231xx_send_gpio_cmd(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val,
652 u8 len, u8 request, u8 direction);
653int cx231xx_set_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val);
654int cx231xx_get_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val);
655int cx231xx_set_gpio_value(struct cx231xx *dev, int pin_number, int pin_value);
656int cx231xx_set_gpio_direction(struct cx231xx *dev, int pin_number,
657 int pin_value);
658
659int cx231xx_gpio_i2c_start(struct cx231xx *dev);
660int cx231xx_gpio_i2c_end(struct cx231xx *dev);
661int cx231xx_gpio_i2c_write_byte(struct cx231xx *dev, u8 data);
662int cx231xx_gpio_i2c_read_byte(struct cx231xx *dev, u8 *buf);
663int cx231xx_gpio_i2c_read_ack(struct cx231xx *dev);
664int cx231xx_gpio_i2c_write_ack(struct cx231xx *dev);
665int cx231xx_gpio_i2c_write_nak(struct cx231xx *dev);
666
667int cx231xx_gpio_i2c_read(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
668int cx231xx_gpio_i2c_write(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
669
670/* audio related functions */
671int cx231xx_set_audio_decoder_input(struct cx231xx *dev,
672 enum AUDIO_INPUT audio_input);
673
674int cx231xx_capture_start(struct cx231xx *dev, int start, u8 media_type);
675int cx231xx_resolution_set(struct cx231xx *dev);
676int cx231xx_set_video_alternate(struct cx231xx *dev);
677int cx231xx_set_alt_setting(struct cx231xx *dev, u8 index, u8 alt);
678int cx231xx_init_isoc(struct cx231xx *dev, int max_packets,
679 int num_bufs, int max_pkt_size,
680 int (*isoc_copy) (struct cx231xx *dev,
681 struct urb *urb));
682void cx231xx_uninit_isoc(struct cx231xx *dev);
683int cx231xx_set_mode(struct cx231xx *dev, enum cx231xx_mode set_mode);
684int cx231xx_gpio_set(struct cx231xx *dev, struct cx231xx_reg_seq *gpio);
685
686/* Device list functions */
687void cx231xx_release_resources(struct cx231xx *dev);
688void cx231xx_release_analog_resources(struct cx231xx *dev);
689int cx231xx_register_analog_devices(struct cx231xx *dev);
690void cx231xx_remove_from_devlist(struct cx231xx *dev);
691void cx231xx_add_into_devlist(struct cx231xx *dev);
692struct cx231xx *cx231xx_get_device(int minor,
693 enum v4l2_buf_type *fh_type, int *has_radio);
694void cx231xx_init_extension(struct cx231xx *dev);
695void cx231xx_close_extension(struct cx231xx *dev);
696
697/* hardware init functions */
698int cx231xx_dev_init(struct cx231xx *dev);
699void cx231xx_dev_uninit(struct cx231xx *dev);
700void cx231xx_config_i2c(struct cx231xx *dev);
701int cx231xx_config(struct cx231xx *dev);
702
703/* Stream control functions */
704int cx231xx_start_stream(struct cx231xx *dev, u32 ep_mask);
705int cx231xx_stop_stream(struct cx231xx *dev, u32 ep_mask);
706
707int cx231xx_initialize_stream_xfer(struct cx231xx *dev, u32 media_type);
708
709/* Power control functions */
710int cx231xx_set_power_mode(struct cx231xx *dev, enum AV_MODE mode);
711int cx231xx_power_suspend(struct cx231xx *dev);
712
713/* chip specific control functions */
714int cx231xx_init_ctrl_pin_status(struct cx231xx *dev);
715int cx231xx_set_agc_analog_digital_mux_select(struct cx231xx *dev,
716 u8 analog_or_digital);
717int cx231xx_enable_i2c_for_tuner(struct cx231xx *dev, u8 I2CIndex);
718
719/* video audio decoder related functions */
720void video_mux(struct cx231xx *dev, int index);
721int cx231xx_set_video_input_mux(struct cx231xx *dev, u8 input);
722int cx231xx_set_decoder_video_input(struct cx231xx *dev, u8 pin_type, u8 input);
723int cx231xx_do_mode_ctrl_overrides(struct cx231xx *dev);
724int cx231xx_set_audio_input(struct cx231xx *dev, u8 input);
725void get_scale(struct cx231xx *dev,
726 unsigned int width, unsigned int height,
727 unsigned int *hscale, unsigned int *vscale);
728
729/* Provided by cx231xx-video.c */
730int cx231xx_register_extension(struct cx231xx_ops *dev);
731void cx231xx_unregister_extension(struct cx231xx_ops *dev);
732void cx231xx_init_extension(struct cx231xx *dev);
733void cx231xx_close_extension(struct cx231xx *dev);
734
735/* Provided by cx231xx-cards.c */
736extern void cx231xx_pre_card_setup(struct cx231xx *dev);
737extern void cx231xx_card_setup(struct cx231xx *dev);
738extern struct cx231xx_board cx231xx_boards[];
739extern struct usb_device_id cx231xx_id_table[];
740extern const unsigned int cx231xx_bcount;
741void cx231xx_set_ir(struct cx231xx *dev, struct IR_i2c *ir);
742int cx231xx_tuner_callback(void *ptr, int component, int command, int arg);
743
744/* Provided by cx231xx-input.c */
745int cx231xx_ir_init(struct cx231xx *dev);
746int cx231xx_ir_fini(struct cx231xx *dev);
747
748/* printk macros */
749
750#define cx231xx_err(fmt, arg...) do {\
751 printk(KERN_ERR fmt , ##arg); } while (0)
752
753#define cx231xx_errdev(fmt, arg...) do {\
754 printk(KERN_ERR "%s: "fmt,\
755 dev->name , ##arg); } while (0)
756
757#define cx231xx_info(fmt, arg...) do {\
758 printk(KERN_INFO "%s: "fmt,\
759 dev->name , ##arg); } while (0)
760#define cx231xx_warn(fmt, arg...) do {\
761 printk(KERN_WARNING "%s: "fmt,\
762 dev->name , ##arg); } while (0)
763
764static inline unsigned int norm_maxw(struct cx231xx *dev)
765{
766 if (dev->board.max_range_640_480)
767 return 640;
768 else
769 return 720;
770}
771
772static inline unsigned int norm_maxh(struct cx231xx *dev)
773{
774 if (dev->board.max_range_640_480)
775 return 480;
776 else
777 return (dev->norm & V4L2_STD_625_50) ? 576 : 480;
778}
779#endif
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-21 13:31:45 -0500