Gitiles
Code Review Sign In
review.evervolv.com / android_kernel_oneplus_msm8996 / e0d3bafd02586cfde286c320f56906fd9fa8d256 / . / drivers / media / video / cx231xx / cx231xx.h
blob: 5fef87fbbcecbfceaeec2844bd928491db8371fb [file] [log] [blame]
Sri Deevie0d3baf2009-03-03 14:37:50 -0300[diff] [blame^]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 <media/videobuf-vmalloc.h>
27
28#include <linux/i2c.h>
29#include <linux/i2c-algo-bit.h>
30#include <linux/mutex.h>
31#include <media/ir-kbd-i2c.h>
32#if defined(CONFIG_VIDEO_CX231XX_DVB) || defined(CONFIG_VIDEO_CX231XX_DVB_MODULE)
33#include <media/videobuf-dvb.h>
34#endif
35
36#include "cx231xx-reg.h"
37#include "cx231xx-pcb-config.h"
38#include "cx231xx-conf-reg.h"
39
40#define CX231XX_VERSION_CODE KERNEL_VERSION(0, 1, 0)
41#define DRIVER_NAME "cx231xx"
42#define PWR_SLEEP_INTERVAL 5
43
44/* I2C addresses for control block in Cx231xx */
45#define Colibri_DEVICE_ADDRESS 0x60
46#define Flatrion_DEVICE_ADDRESS 0x98
47#define HAMMERHEAD_I2C_ADDRESS 0x88
48#define DIF_USE_BASEBAND 0xFFFFFFFF
49
50/* Boards supported by driver */
51#define CX231XX_BOARD_UNKNOWN 0
52#define CX231XX_BOARD_CNXT_RDE_250 1
53#define CX231XX_BOARD_CNXT_RDU_250 2
54
55/* Limits minimum and default number of buffers */
56#define CX231XX_MIN_BUF 4
57#define CX231XX_DEF_BUF 12
58#define CX231XX_DEF_VBI_BUF 6
59
60#define VBI_LINE_COUNT 17
61#define VBI_LINE_LENGTH 1440
62
63/*Limits the max URB message size */
64#define URB_MAX_CTRL_SIZE 80
65
66/* Params for validated field */
67#define CX231XX_BOARD_NOT_VALIDATED 1
68#define CX231XX_BOARD_VALIDATED 0
69
70/* maximum number of cx231xx boards */
71#define CX231XX_MAXBOARDS 8
72
73/* maximum number of frames that can be queued */
74#define CX231XX_NUM_FRAMES 5
75
76/* number of buffers for isoc transfers */
77#define CX231XX_NUM_BUFS 8
78
79/* number of packets for each buffer
80 windows requests only 40 packets .. so we better do the same
81 this is what I found out for all alternate numbers there!
82 */
83#define CX231XX_NUM_PACKETS 40
84
85
86/* default alternate; 0 means choose the best */
87#define CX231XX_PINOUT 0
88
89#define CX231XX_INTERLACED_DEFAULT 1
90
91
92/* time to wait when stopping the isoc transfer */
93#define CX231XX_URB_TIMEOUT msecs_to_jiffies(CX231XX_NUM_BUFS * CX231XX_NUM_PACKETS)
94
95
96enum cx231xx_mode {
97 CX231XX_SUSPEND,
98 CX231XX_ANALOG_MODE,
99 CX231XX_DIGITAL_MODE,
100};
101
102enum cx231xx_std_mode {
103 CX231XX_TV_AIR = 0,
104 CX231XX_TV_CABLE
105};
106
107enum cx231xx_stream_state {
108 STREAM_OFF,
109 STREAM_INTERRUPT,
110 STREAM_ON,
111};
112
113struct cx231xx;
114
115struct cx231xx_usb_isoc_ctl {
116 /* max packet size of isoc transaction */
117 int max_pkt_size;
118
119 /* number of allocated urbs */
120 int num_bufs;
121
122 /* urb for isoc transfers */
123 struct urb **urb;
124
125 /* transfer buffers for isoc transfer */
126 char **transfer_buffer;
127
128 /* Last buffer command and region */
129 u8 cmd;
130 int pos, size, pktsize;
131
132 /* Last field: ODD or EVEN? */
133 int field;
134
135 /* Stores incomplete commands */
136 u32 tmp_buf;
137 int tmp_buf_len;
138
139 /* Stores already requested buffers */
140 struct cx231xx_buffer *buf;
141
142 /* Stores the number of received fields */
143 int nfields;
144
145 /* isoc urb callback */
146 int (*isoc_copy) (struct cx231xx *dev, struct urb *urb);
147
148};
149
150
151
152struct cx231xx_fmt {
153 char *name;
154 u32 fourcc; /* v4l2 format id */
155 int depth;
156 int reg;
157};
158
159/* buffer for one video frame */
160struct cx231xx_buffer {
161 /* common v4l buffer stuff -- must be first */
162 struct videobuf_buffer vb;
163
164 struct list_head frame;
165 int top_field;
166 int receiving;
167};
168
169struct cx231xx_dmaqueue {
170 struct list_head active;
171 struct list_head queued;
172
173 wait_queue_head_t wq;
174
175 /* Counters to control buffer fill */
176 int pos;
177 u8 is_partial_line;
178 u8 partial_buf[8];
179 u8 last_sav;
180 int current_field;
181 u32 bytes_left_in_line;
182 u32 lines_completed;
183 u8 field1_done;
184 u32 lines_per_field;
185};
186
187
188/* inputs */
189
190#define MAX_CX231XX_INPUT 4
191
192enum cx231xx_itype {
193 CX231XX_VMUX_COMPOSITE1 = 1,
194 CX231XX_VMUX_SVIDEO,
195 CX231XX_VMUX_TELEVISION,
196 CX231XX_VMUX_CABLE,
197 CX231XX_RADIO,
198 CX231XX_VMUX_DVB,
199 CX231XX_VMUX_DEBUG
200};
201
202enum cx231xx_v_input {
203 CX231XX_VIN_1_1 = 0x1,
204 CX231XX_VIN_2_1,
205 CX231XX_VIN_3_1,
206 CX231XX_VIN_4_1,
207 CX231XX_VIN_1_2 = 0x01,
208 CX231XX_VIN_2_2,
209 CX231XX_VIN_3_2,
210 CX231XX_VIN_1_3 = 0x1,
211 CX231XX_VIN_2_3,
212 CX231XX_VIN_3_3,
213};
214
215/* cx231xx has two audio inputs: tuner and line in */
216enum cx231xx_amux {
217 /* This is the only entry for cx231xx tuner input */
218 CX231XX_AMUX_VIDEO, /* cx231xx tuner*/
219 CX231XX_AMUX_LINE_IN, /* Line In */
220};
221
222struct cx231xx_reg_seq {
223 unsigned char bit;
224 unsigned char val;
225 int sleep;
226};
227
228struct cx231xx_input {
229 enum cx231xx_itype type;
230 unsigned int vmux;
231 enum cx231xx_amux amux;
232 struct cx231xx_reg_seq *gpio;
233};
234
235#define INPUT(nr) (&cx231xx_boards[dev->model].input[nr])
236
237enum cx231xx_decoder {
238 CX231XX_NODECODER,
239 CX231XX_AVDECODER
240};
241
242typedef enum _I2C_MASTER_PORT
243{
244 I2C_0 =0,
245 I2C_1 =1,
246 I2C_2 =2,
247 I2C_3 =3
248}CX231XX_I2C_MASTER_PORT;
249
250struct cx231xx_board {
251 char *name;
252 int vchannels;
253 int tuner_type;
254 int tuner_addr;
255 v4l2_std_id norm; /* tv norm */
256
257 /* demod related */
258 int demod_addr;
259 u8 demod_xfer_mode; /* 0 - Serial; 1 - parallel */
260
261 /* GPIO Pins */
262 struct cx231xx_reg_seq *dvb_gpio;
263 struct cx231xx_reg_seq *suspend_gpio;
264 struct cx231xx_reg_seq *tuner_gpio;
265 u8 tuner_sif_gpio;
266 u8 tuner_scl_gpio;
267 u8 tuner_sda_gpio;
268
269 /* PIN ctrl */
270 u32 ctl_pin_status_mask;
271 u8 agc_analog_digital_select_gpio;
272 u32 gpio_pin_status_mask;
273
274 /* i2c masters */
275 u8 tuner_i2c_master;
276 u8 demod_i2c_master;
277
278 unsigned int max_range_640_480:1;
279 unsigned int has_dvb:1;
280 unsigned int valid:1;
281
282 unsigned char xclk, i2c_speed;
283
284 enum cx231xx_decoder decoder;
285
286 struct cx231xx_input input[MAX_CX231XX_INPUT];
287 struct cx231xx_input radio;
288 IR_KEYTAB_TYPE *ir_codes;
289};
290
291/* device states */
292enum cx231xx_dev_state {
293 DEV_INITIALIZED = 0x01,
294 DEV_DISCONNECTED = 0x02,
295 DEV_MISCONFIGURED = 0x04,
296};
297
298enum AFE_MODE
299{
300 AFE_MODE_LOW_IF,
301 AFE_MODE_BASEBAND,
302 AFE_MODE_EU_HI_IF,
303 AFE_MODE_US_HI_IF,
304 AFE_MODE_JAPAN_HI_IF
305};
306
307enum AUDIO_INPUT
308{
309 AUDIO_INPUT_MUTE,
310 AUDIO_INPUT_LINE,
311 AUDIO_INPUT_TUNER_TV,
312 AUDIO_INPUT_SPDIF,
313 AUDIO_INPUT_TUNER_FM
314};
315
316#define CX231XX_AUDIO_BUFS 5
317#define CX231XX_NUM_AUDIO_PACKETS 64
318#define CX231XX_CAPTURE_STREAM_EN 1
319#define CX231XX_STOP_AUDIO 0
320#define CX231XX_START_AUDIO 1
321
322
323/* cx231xx extensions */
324#define CX231XX_AUDIO 0x10
325#define CX231XX_DVB 0x20
326
327struct cx231xx_audio {
328 char name[50];
329 char *transfer_buffer[CX231XX_AUDIO_BUFS];
330 struct urb *urb[CX231XX_AUDIO_BUFS];
331 struct usb_device *udev;
332 unsigned int capture_transfer_done;
333 struct snd_pcm_substream *capture_pcm_substream;
334
335 unsigned int hwptr_done_capture;
336 struct snd_card *sndcard;
337
338 int users, shutdown;
339 enum cx231xx_stream_state capture_stream;
340 spinlock_t slock;
341
342 int alt; /* alternate */
343 int max_pkt_size; /* max packet size of isoc transaction */
344 int num_alt; /* Number of alternative settings */
345 unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
346 u16 end_point_addr;
347};
348
349struct cx231xx;
350
351struct cx231xx_fh {
352 struct cx231xx *dev;
353 unsigned int stream_on:1; /* Locks streams */
354 int radio;
355
356 struct videobuf_queue vb_vidq;
357
358 enum v4l2_buf_type type;
359};
360
361/**********************************************************************************/
362/* set/get i2c */
363#define I2C_SPEED_1M 0x0 /* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */
364#define I2C_SPEED_400K 0x1 /* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */
365#define I2C_SPEED_100K 0x2 /* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */
366#define I2C_SPEED_5M 0x3 /* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */
367
368#define I2C_STOP 0x0 /* 0-- STOP transaction */
369#define I2C_NOSTOP 0x1 /* 1-- do not transmit STOP at end of transaction */
370#define I2C_SYNC 0x1 /* 1--alllow slave to insert clock wait states */
371
372struct cx231xx_i2c {
373 struct cx231xx *dev;
374
375 int nr;
376
377 /* i2c i/o */
378 struct i2c_adapter i2c_adap;
379 struct i2c_algo_bit_data i2c_algo;
380 struct i2c_client i2c_client;
381 u32 i2c_rc;
382
383 /* different settings for each bus */
384 u8 i2c_period;
385 u8 i2c_nostop;
386 u8 i2c_reserve;
387};
388
389struct cx231xx_i2c_xfer_data{
390 u8 dev_addr;
391 u8 direction; /* 1 - IN, 0 - OUT */
392 u8 saddr_len; /* sub address len */
393 u16 saddr_dat; /* sub addr data */
394 u8 buf_size; /* buffer size */
395 u8* p_buffer; /* pointer to the buffer */
396};
397
398typedef struct _VENDOR_REQUEST_IN
399{
400 u8 bRequest;
401 u16 wValue;
402 u16 wIndex;
403 u16 wLength;
404 u8 direction;
405 u8 bData;
406 u8 *pBuff;
407} VENDOR_REQUEST_IN, *PVENDOR_REQUEST_IN;
408
409struct cx231xx_ctrl {
410 struct v4l2_queryctrl v;
411 u32 off;
412 u32 reg;
413 u32 mask;
414 u32 shift;
415};
416
417typedef enum{
418 Raw_Video = 0,
419 Audio,
420 Vbi, /* VANC */
421 Sliced_cc, /* HANC */
422 TS1_serial_mode,
423 TS2,
424 TS1_parallel_mode
425}TRANSFER_TYPE;
426
427struct cx231xx_video_mode {
428 /* Isoc control struct */
429 struct cx231xx_dmaqueue vidq;
430 struct cx231xx_usb_isoc_ctl isoc_ctl;
431 spinlock_t slock;
432
433 /* usb transfer */
434 int alt; /* alternate */
435 int max_pkt_size; /* max packet size of isoc transaction */
436 int num_alt; /* Number of alternative settings */
437 unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
438 u16 end_point_addr;
439};
440
441
442/* main device struct */
443struct cx231xx {
444 /* generic device properties */
445 char name[30]; /* name (including minor) of the device */
446 int model; /* index in the device_data struct */
447 int devno; /* marks the number of this device */
448
449 struct cx231xx_board board;
450
451 unsigned int stream_on:1; /* Locks streams */
452 unsigned int vbi_stream_on:1; /* Locks streams for VBI */
453 unsigned int has_audio_class:1;
454 unsigned int has_alsa_audio:1;
455
456 struct cx231xx_fmt *format;
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
512 /* helper funcs that call usb_control_msg */
513 int (*cx231xx_read_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
514 char *buf, int len);
515 int (*cx231xx_write_ctrl_reg)(struct cx231xx *dev, u8 req, u16 reg,
516 char *buf, int len);
517 int (*cx231xx_send_usb_command)(struct cx231xx_i2c *i2c_bus,
518 struct cx231xx_i2c_xfer_data *req_data);
519 int (*cx231xx_gpio_i2c_read)(struct cx231xx *dev, u8 dev_addr, u8 *buf ,u8 len);
520 int (*cx231xx_gpio_i2c_write)(struct cx231xx *dev, u8 dev_addr, u8 *buf ,u8 len);
521
522 int (*cx231xx_set_analog_freq)(struct cx231xx *dev, u32 freq ) ;
523 int (*cx231xx_reset_analog_tuner)(struct cx231xx *dev) ;
524
525 enum cx231xx_mode mode;
526
527 struct cx231xx_dvb *dvb;
528
529 /* Cx231xx supported PCB config's */
530 struct pcb_config current_pcb_config;
531 u8 current_scenario_idx;
532 u8 interface_count;
533 u8 max_iad_interface_count;
534
535 /* GPIO related register direction and values */
536 u32 gpio_dir;
537 u32 gpio_val;
538
539 /* Power Modes */
540 int power_mode;
541
542 /* colibri parameters */
543 enum AFE_MODE colibri_mode;
544 u32 colibri_ref_count;
545
546 /* video related parameters */
547 u32 video_input;
548 u32 active_mode;
549 u8 vbi_or_sliced_cc_mode; /* 0 - vbi ; 1 - sliced cc mode */
550 enum cx231xx_std_mode std_mode; /* 0 - Air; 1 - cable */
551
552};
553
554struct cx231xx_ops {
555 struct list_head next;
556 char *name;
557 int id;
558 int (*init)(struct cx231xx *);
559 int (*fini)(struct cx231xx *);
560};
561
562/* call back functions in dvb module */
563int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq ) ;
564int cx231xx_reset_analog_tuner(struct cx231xx *dev) ;
565
566/* Provided by cx231xx-i2c.c */
567void cx231xx_i2c_call_clients(struct cx231xx_i2c *bus, unsigned int cmd, void *arg);
568void cx231xx_do_i2c_scan(struct cx231xx *dev, struct i2c_client *c);
569int cx231xx_i2c_register(struct cx231xx_i2c *bus);
570int cx231xx_i2c_unregister(struct cx231xx_i2c *bus);
571
572/* Internal block control functions */
573int cx231xx_read_i2c_data(struct cx231xx *dev, u8 dev_addr,
574 u16 saddr, u8 saddr_len, u32 *data, u8 data_len);
575int cx231xx_write_i2c_data(struct cx231xx *dev, u8 dev_addr,
576 u16 saddr, u8 saddr_len, u32 data, u8 data_len);
577int cx231xx_reg_mask_write(struct cx231xx *dev, u8 dev_addr, u8 size, u16 register_address,
578 u8 bit_start,u8 bit_end, u32 value);
579int cx231xx_read_modify_write_i2c_dword(struct cx231xx *dev, u8 dev_addr,
580 u16 saddr, u32 mask, u32 value);
581u32 cx231xx_set_field(u32 field_mask, u32 data);
582
583/* Colibri related functions */
584int cx231xx_colibri_init_super_block(struct cx231xx *dev, u32 ref_count);
585int cx231xx_colibri_init_channels(struct cx231xx *dev);
586int cx231xx_colibri_setup_AFE_for_baseband(struct cx231xx *dev);
587int cx231xx_colibri_set_input_mux(struct cx231xx *dev, u32 input_mux);
588int cx231xx_colibri_set_mode(struct cx231xx *dev, enum AFE_MODE mode);
589int cx231xx_colibri_update_power_control(struct cx231xx *dev, AV_MODE avmode);
590int cx231xx_colibri_adjust_ref_count(struct cx231xx *dev, u32 video_input);
591
592/* flatiron related functions */
593int cx231xx_flatiron_initialize(struct cx231xx *dev);
594int cx231xx_flatiron_update_power_control(struct cx231xx *dev, AV_MODE avmode);
595int cx231xx_flatiron_set_audio_input(struct cx231xx *dev, u8 audio_input);
596
597/* DIF related functions */
598int cx231xx_dif_configure_C2HH_for_low_IF(struct cx231xx *dev, u32 mode,
599 u32 function_mode, u32 standard);
600int cx231xx_dif_set_standard(struct cx231xx *dev, u32 standard);
601int cx231xx_tuner_pre_channel_change(struct cx231xx *dev);
602int cx231xx_tuner_post_channel_change(struct cx231xx *dev);
603
604/* video parser functions */
605u8 cx231xx_find_next_SAV_EAV(u8 *p_buffer, u32 buffer_size, u32 *p_bytes_used);
606u8 cx231xx_find_boundary_SAV_EAV(u8 *p_buffer, u8 *partial_buf, u32 *p_bytes_used);
607int cx231xx_do_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
608 u8 *p_buffer, u32 bytes_to_copy);
609void cx231xx_reset_video_buffer(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q);
610u8 cx231xx_is_buffer_done(struct cx231xx *dev,struct cx231xx_dmaqueue *dma_q);
611u32 cx231xx_copy_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
612 u8 *p_line, u32 length, int field_number);
613u32 cx231xx_get_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
614 u8 sav_eav, u8 *p_buffer, u32 buffer_size);
615void cx231xx_swab(u16 *from, u16 *to, u16 len);
616
617/* Provided by cx231xx-core.c */
618
619u32 cx231xx_request_buffers(struct cx231xx *dev, u32 count);
620void cx231xx_queue_unusedframes(struct cx231xx *dev);
621void cx231xx_release_buffers(struct cx231xx *dev);
622
623/* read from control pipe */
624int cx231xx_read_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
625 char *buf, int len);
626
627/* write to control pipe */
628int cx231xx_write_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
629 char *buf, int len);
630int cx231xx_mode_register(struct cx231xx *dev, u16 address, u32 mode);
631
632int cx231xx_send_vendor_cmd(struct cx231xx *dev, VENDOR_REQUEST_IN *ven_req);
633int cx231xx_send_usb_command(struct cx231xx_i2c *i2c_bus,
634 struct cx231xx_i2c_xfer_data *req_data);
635
636/* Gpio related functions */
637int cx231xx_send_gpio_cmd(struct cx231xx *dev, u32 gpio_bit, u8* gpio_val,
638 u8 len, u8 request, u8 direction);
639int cx231xx_set_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8* gpio_val);
640int cx231xx_get_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8* gpio_val);
641int cx231xx_set_gpio_value(struct cx231xx *dev, int pin_number, int pin_value);
642int cx231xx_set_gpio_direction(struct cx231xx *dev, int pin_number, int pin_value);
643
644int cx231xx_gpio_i2c_start(struct cx231xx *dev);
645int cx231xx_gpio_i2c_end(struct cx231xx *dev);
646int cx231xx_gpio_i2c_write_byte(struct cx231xx *dev, u8 data);
647int cx231xx_gpio_i2c_read_byte(struct cx231xx *dev, u8 *buf);
648int cx231xx_gpio_i2c_read_ack(struct cx231xx *dev);
649int cx231xx_gpio_i2c_write_ack(struct cx231xx *dev);
650int cx231xx_gpio_i2c_write_nak(struct cx231xx *dev);
651
652int cx231xx_gpio_i2c_read(struct cx231xx *dev, u8 dev_addr, u8 *buf ,u8 len);
653int cx231xx_gpio_i2c_write(struct cx231xx *dev, u8 dev_addr, u8 *buf ,u8 len);
654
655/* audio related functions */
656int cx231xx_set_audio_decoder_input(struct cx231xx *dev, enum AUDIO_INPUT audio_input);
657
658int cx231xx_capture_start(struct cx231xx *dev, int start, u8 media_type);
659int cx231xx_resolution_set(struct cx231xx *dev);
660int cx231xx_set_video_alternate(struct cx231xx *dev);
661int cx231xx_set_alt_setting(struct cx231xx *dev, u8 index, u8 alt);
662int cx231xx_init_isoc(struct cx231xx *dev, int max_packets,
663 int num_bufs, int max_pkt_size,
664 int (*isoc_copy) (struct cx231xx *dev, struct urb *urb));
665void cx231xx_uninit_isoc(struct cx231xx *dev);
666int cx231xx_set_mode(struct cx231xx *dev, enum cx231xx_mode set_mode);
667int cx231xx_gpio_set(struct cx231xx *dev, struct cx231xx_reg_seq *gpio);
668
669/* Device list functions */
670void cx231xx_release_resources(struct cx231xx *dev);
671void cx231xx_release_analog_resources(struct cx231xx *dev);
672int cx231xx_register_analog_devices(struct cx231xx *dev);
673void cx231xx_remove_from_devlist(struct cx231xx *dev);
674void cx231xx_add_into_devlist(struct cx231xx *dev);
675struct cx231xx *cx231xx_get_device(int minor,
676 enum v4l2_buf_type *fh_type, int *has_radio);
677void cx231xx_init_extension(struct cx231xx *dev);
678void cx231xx_close_extension(struct cx231xx *dev);
679
680/* hardware init functions */
681int cx231xx_dev_init(struct cx231xx *dev);
682void cx231xx_dev_uninit(struct cx231xx *dev);
683void cx231xx_config_i2c(struct cx231xx *dev);
684int cx231xx_config(struct cx231xx *dev);
685
686/* Stream control functions */
687int cx231xx_start_stream(struct cx231xx *dev, u32 ep_mask);
688int cx231xx_stop_stream(struct cx231xx *dev, u32 ep_mask);
689
690int cx231xx_initialize_stream_xfer(struct cx231xx *dev, u32 media_type);
691
692/* Power control functions */
693int cx231xx_set_power_mode(struct cx231xx *dev, AV_MODE mode);
694int cx231xx_power_suspend(struct cx231xx *dev);
695
696/* chip specific control functions */
697int cx231xx_init_ctrl_pin_status(struct cx231xx *dev);
698int cx231xx_set_agc_analog_digital_mux_select(struct cx231xx *dev, u8 analog_or_digital);
699int cx231xx_enable_i2c_for_tuner(struct cx231xx *dev, u8 I2CIndex);
700
701/* video audio decoder related functions */
702void video_mux(struct cx231xx *dev, int index);
703int cx231xx_set_video_input_mux(struct cx231xx *dev, u8 input);
704int cx231xx_set_decoder_video_input(struct cx231xx *dev, u8 pin_type, u8 input);
705int cx231xx_do_mode_ctrl_overrides(struct cx231xx *dev);
706int cx231xx_set_audio_input(struct cx231xx *dev, u8 input);
707void get_scale(struct cx231xx *dev,
708 unsigned int width, unsigned int height,
709 unsigned int *hscale, unsigned int *vscale);
710
711/* Provided by cx231xx-video.c */
712int cx231xx_register_extension(struct cx231xx_ops *dev);
713void cx231xx_unregister_extension(struct cx231xx_ops *dev);
714void cx231xx_init_extension(struct cx231xx *dev);
715void cx231xx_close_extension(struct cx231xx *dev);
716
717/* Provided by cx231xx-cards.c */
718extern void cx231xx_pre_card_setup(struct cx231xx *dev);
719extern void cx231xx_card_setup(struct cx231xx *dev);
720extern struct cx231xx_board cx231xx_boards[];
721extern struct usb_device_id cx231xx_id_table[];
722extern const unsigned int cx231xx_bcount;
723void cx231xx_set_ir(struct cx231xx *dev, struct IR_i2c *ir);
724int cx231xx_tuner_callback(void *ptr, int component, int command, int arg);
725
726/* Provided by cx231xx-input.c */
727int cx231xx_ir_init(struct cx231xx *dev);
728int cx231xx_ir_fini(struct cx231xx *dev);
729
730/* printk macros */
731
732#define cx231xx_err(fmt, arg...) do {\
733 printk(KERN_ERR fmt , ##arg); } while (0)
734
735#define cx231xx_errdev(fmt, arg...) do {\
736 printk(KERN_ERR "%s: "fmt,\
737 dev->name , ##arg); } while (0)
738
739#define cx231xx_info(fmt, arg...) do {\
740 printk(KERN_INFO "%s: "fmt,\
741 dev->name , ##arg); } while (0)
742#define cx231xx_warn(fmt, arg...) do {\
743 printk(KERN_WARNING "%s: "fmt,\
744 dev->name , ##arg); } while (0)
745
746
747static inline unsigned int norm_maxw(struct cx231xx *dev)
748{
749 if (dev->board.max_range_640_480)
750 return 640;
751 else
752 return 720;
753}
754
755static inline unsigned int norm_maxh(struct cx231xx *dev)
756{
757 if (dev->board.max_range_640_480)
758 return 480;
759 else
760 return (dev->norm & V4L2_STD_625_50) ? 576 : 480;
761}
762#endif