2 cx231xx.h - driver for Conexant Cx23100/101/102 USB video capture devices
4 Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
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.
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.
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.
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/workqueue.h>
31 #include <linux/mutex.h>
33 #include <media/cx2341x.h>
35 #include <media/videobuf-vmalloc.h>
36 #include <media/v4l2-device.h>
37 #include <media/rc-core.h>
38 #include <media/ir-kbd-i2c.h>
39 #include <media/videobuf-dvb.h>
41 #include "cx231xx-reg.h"
42 #include "cx231xx-pcb-cfg.h"
43 #include "cx231xx-conf-reg.h"
45 #define DRIVER_NAME "cx231xx"
46 #define PWR_SLEEP_INTERVAL 5
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 VERVE_I2C_ADDRESS 0x40
53 #define DIF_USE_BASEBAND 0xFFFFFFFF
55 /* Boards supported by driver */
56 #define CX231XX_BOARD_UNKNOWN 0
57 #define CX231XX_BOARD_CNXT_CARRAERA 1
58 #define CX231XX_BOARD_CNXT_SHELBY 2
59 #define CX231XX_BOARD_CNXT_RDE_253S 3
60 #define CX231XX_BOARD_CNXT_RDU_253S 4
61 #define CX231XX_BOARD_CNXT_VIDEO_GRABBER 5
62 #define CX231XX_BOARD_CNXT_RDE_250 6
63 #define CX231XX_BOARD_CNXT_RDU_250 7
64 #define CX231XX_BOARD_HAUPPAUGE_EXETER 8
65 #define CX231XX_BOARD_HAUPPAUGE_USBLIVE2 9
66 #define CX231XX_BOARD_PV_PLAYTV_USB_HYBRID 10
68 /* Limits minimum and default number of buffers */
69 #define CX231XX_MIN_BUF 4
70 #define CX231XX_DEF_BUF 12
71 #define CX231XX_DEF_VBI_BUF 6
73 #define VBI_LINE_COUNT 17
74 #define VBI_LINE_LENGTH 1440
76 /*Limits the max URB message size */
77 #define URB_MAX_CTRL_SIZE 80
79 /* Params for validated field */
80 #define CX231XX_BOARD_NOT_VALIDATED 1
81 #define CX231XX_BOARD_VALIDATED 0
83 /* maximum number of cx231xx boards */
84 #define CX231XX_MAXBOARDS 8
86 /* maximum number of frames that can be queued */
87 #define CX231XX_NUM_FRAMES 5
89 /* number of buffers for isoc transfers */
90 #define CX231XX_NUM_BUFS 8
92 /* number of packets for each buffer
93 windows requests only 40 packets .. so we better do the same
94 this is what I found out for all alternate numbers there!
96 #define CX231XX_NUM_PACKETS 40
98 /* default alternate; 0 means choose the best */
99 #define CX231XX_PINOUT 0
101 #define CX231XX_INTERLACED_DEFAULT 1
103 /* time to wait when stopping the isoc transfer */
104 #define CX231XX_URB_TIMEOUT \
105 msecs_to_jiffies(CX231XX_NUM_BUFS * CX231XX_NUM_PACKETS)
107 #define CX231xx_NORMS (\
108 V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_443 | \
109 V4L2_STD_PAL_BG | V4L2_STD_PAL_DK | V4L2_STD_PAL_I | \
110 V4L2_STD_PAL_M | V4L2_STD_PAL_N | V4L2_STD_PAL_Nc | \
111 V4L2_STD_PAL_60 | V4L2_STD_SECAM_L | V4L2_STD_SECAM_DK)
112 #define CX231xx_VERSION_CODE KERNEL_VERSION(0, 0, 2)
114 #define SLEEP_S5H1432 30
115 #define CX23417_OSC_EN 8
116 #define CX23417_RESET 9
120 u32 fourcc; /* v4l2 format id */
128 CX231XX_DIGITAL_MODE,
131 enum cx231xx_std_mode {
136 enum cx231xx_stream_state {
144 struct cx231xx_isoc_ctl {
145 /* max packet size of isoc transaction */
148 /* number of allocated urbs */
151 /* urb for isoc transfers */
154 /* transfer buffers for isoc transfer */
155 char **transfer_buffer;
157 /* Last buffer command and region */
159 int pos, size, pktsize;
161 /* Last field: ODD or EVEN? */
164 /* Stores incomplete commands */
168 /* Stores already requested buffers */
169 struct cx231xx_buffer *buf;
171 /* Stores the number of received fields */
174 /* isoc urb callback */
175 int (*isoc_copy) (struct cx231xx *dev, struct urb *urb);
178 struct cx231xx_bulk_ctl {
179 /* max packet size of bulk transaction */
182 /* number of allocated urbs */
185 /* urb for bulk transfers */
188 /* transfer buffers for bulk transfer */
189 char **transfer_buffer;
191 /* Last buffer command and region */
193 int pos, size, pktsize;
195 /* Last field: ODD or EVEN? */
198 /* Stores incomplete commands */
202 /* Stores already requested buffers */
203 struct cx231xx_buffer *buf;
205 /* Stores the number of received fields */
208 /* bulk urb callback */
209 int (*bulk_copy) (struct cx231xx *dev, struct urb *urb);
214 u32 fourcc; /* v4l2 format id */
219 /* buffer for one video frame */
220 struct cx231xx_buffer {
221 /* common v4l buffer stuff -- must be first */
222 struct videobuf_buffer vb;
224 struct list_head frame;
229 enum ps_package_head {
230 CX231XX_NEED_ADD_PS_PACKAGE_HEAD = 0,
231 CX231XX_NONEED_PS_PACKAGE_HEAD
234 struct cx231xx_dmaqueue {
235 struct list_head active;
236 struct list_head queued;
238 wait_queue_head_t wq;
240 /* Counters to control buffer fill */
246 u32 bytes_left_in_line;
251 /*Mpeg2 control buffer*/
255 u32 mpeg_buffer_completed;
256 enum ps_package_head add_ps_package_head;
262 #define MAX_CX231XX_INPUT 4
265 CX231XX_VMUX_COMPOSITE1 = 1,
267 CX231XX_VMUX_TELEVISION,
274 enum cx231xx_v_input {
275 CX231XX_VIN_1_1 = 0x1,
279 CX231XX_VIN_1_2 = 0x01,
282 CX231XX_VIN_1_3 = 0x1,
287 /* cx231xx has two audio inputs: tuner and line in */
289 /* This is the only entry for cx231xx tuner input */
290 CX231XX_AMUX_VIDEO, /* cx231xx tuner */
291 CX231XX_AMUX_LINE_IN, /* Line In */
294 struct cx231xx_reg_seq {
300 struct cx231xx_input {
301 enum cx231xx_itype type;
303 enum cx231xx_amux amux;
304 struct cx231xx_reg_seq *gpio;
307 #define INPUT(nr) (&cx231xx_boards[dev->model].input[nr])
309 enum cx231xx_decoder {
314 enum CX231XX_I2C_MASTER_PORT {
321 struct cx231xx_board {
326 v4l2_std_id norm; /* tv norm */
330 u8 demod_xfer_mode; /* 0 - Serial; 1 - parallel */
333 struct cx231xx_reg_seq *dvb_gpio;
334 struct cx231xx_reg_seq *suspend_gpio;
335 struct cx231xx_reg_seq *tuner_gpio;
336 /* Negative means don't use it */
342 u32 ctl_pin_status_mask;
343 u8 agc_analog_digital_select_gpio;
344 u32 gpio_pin_status_mask;
351 /* for devices with I2C chips for IR */
354 unsigned int max_range_640_480:1;
355 unsigned int has_dvb:1;
356 unsigned int valid:1;
358 unsigned char xclk, i2c_speed;
360 enum cx231xx_decoder decoder;
363 struct cx231xx_input input[MAX_CX231XX_INPUT];
364 struct cx231xx_input radio;
365 struct ir_scancode_table *ir_codes;
369 enum cx231xx_dev_state {
370 DEV_INITIALIZED = 0x01,
371 DEV_DISCONNECTED = 0x02,
372 DEV_MISCONFIGURED = 0x04,
386 AUDIO_INPUT_TUNER_TV,
391 #define CX231XX_AUDIO_BUFS 5
392 #define CX231XX_NUM_AUDIO_PACKETS 16
393 #define CX231XX_ISO_NUM_AUDIO_PACKETS 64
395 /* cx231xx extensions */
396 #define CX231XX_AUDIO 0x10
397 #define CX231XX_DVB 0x20
399 struct cx231xx_audio {
401 char *transfer_buffer[CX231XX_AUDIO_BUFS];
402 struct urb *urb[CX231XX_AUDIO_BUFS];
403 struct usb_device *udev;
404 unsigned int capture_transfer_done;
405 struct snd_pcm_substream *capture_pcm_substream;
407 unsigned int hwptr_done_capture;
408 struct snd_card *sndcard;
414 int alt; /* alternate */
415 int max_pkt_size; /* max packet size of isoc transaction */
416 int num_alt; /* Number of alternative settings */
417 unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
425 unsigned int stream_on:1; /* Locks streams */
428 struct videobuf_queue vb_vidq;
430 enum v4l2_buf_type type;
434 /*following is copyed from cx23885.h*/
438 struct v4l2_window win;
439 struct v4l2_clip *clips;
443 struct cx23417_fmt *fmt;
444 unsigned int width, height;
447 struct videobuf_queue vidq;
448 struct videobuf_queue vbiq;
450 /* MPEG Encoder specifics ONLY */
452 atomic_t v4l_reading;
455 /*****************************************************************/
457 /* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */
458 #define I2C_SPEED_1M 0x0
459 #define I2C_SPEED_400K 0x1
460 #define I2C_SPEED_100K 0x2
461 #define I2C_SPEED_5M 0x3
463 /* 0-- STOP transaction */
465 /* 1-- do not transmit STOP at end of transaction */
466 #define I2C_NOSTOP 0x1
467 /* 1--alllow slave to insert clock wait states */
476 struct i2c_adapter i2c_adap;
477 struct i2c_algo_bit_data i2c_algo;
478 struct i2c_client i2c_client;
481 /* different settings for each bus */
487 struct cx231xx_i2c_xfer_data {
489 u8 direction; /* 1 - IN, 0 - OUT */
490 u8 saddr_len; /* sub address len */
491 u16 saddr_dat; /* sub addr data */
492 u8 buf_size; /* buffer size */
493 u8 *p_buffer; /* pointer to the buffer */
496 struct VENDOR_REQUEST_IN {
506 struct cx231xx_tvnorm {
513 struct cx231xx_ctrl {
514 struct v4l2_queryctrl v;
525 Sliced_cc, /* HANC */
531 struct cx231xx_video_mode {
532 /* Isoc control struct */
533 struct cx231xx_dmaqueue vidq;
534 struct cx231xx_isoc_ctl isoc_ctl;
535 struct cx231xx_bulk_ctl bulk_ctl;
540 int alt; /* alternate */
541 int max_pkt_size; /* max packet size of isoc transaction */
542 int num_alt; /* Number of alternative settings */
543 unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
547 struct cx23885_dmaqueue {
548 struct list_head active;
549 struct list_head queued;
550 struct timer_list timeout;
551 struct btcx_riscmem stopper;
555 struct cx231xx_tsport {
561 struct videobuf_dvb_frontends frontends;
581 u32 reg_bd_pkt_status;
583 u32 reg_fifo_ovfl_stat;
590 /* Default register vals */
600 /* Allow a single tsport to have multiple frontends */
605 /* main device struct */
607 /* generic device properties */
608 char name[30]; /* name (including minor) of the device */
609 int model; /* index in the device_data struct */
610 int devno; /* marks the number of this device */
612 struct cx231xx_board board;
614 /* For I2C IR support */
615 struct IR_i2c_init_data init_data;
617 unsigned int stream_on:1; /* Locks streams */
618 unsigned int vbi_stream_on:1; /* Locks streams for VBI */
619 unsigned int has_audio_class:1;
620 unsigned int has_alsa_audio:1;
622 struct cx231xx_fmt *format;
624 struct v4l2_device v4l2_dev;
625 struct v4l2_subdev *sd_cx25840;
626 struct v4l2_subdev *sd_tuner;
628 struct work_struct wq_trigger; /* Trigger to start/stop audio for alsa module */
629 atomic_t stream_started; /* stream should be running if true */
631 struct list_head devlist;
633 int tuner_type; /* type of the tuner */
634 int tuner_addr; /* tuner address */
636 /* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
637 struct cx231xx_i2c i2c_bus[3];
638 unsigned int xc_fw_load_done:1;
640 struct mutex gpio_i2c_lock;
641 struct mutex i2c_lock;
643 /* video for linux */
644 int users; /* user count for exclusive use */
645 struct video_device *vdev; /* video for linux device struct */
646 v4l2_std_id norm; /* selected tv norm */
647 int ctl_freq; /* selected frequency */
648 unsigned int ctl_ainput; /* selected audio input */
652 /* frame properties */
653 int width; /* current frame width */
654 int height; /* current frame height */
655 int interlaced; /* 1=interlace fileds, 0=just top fileds */
657 struct cx231xx_audio adev;
660 enum cx231xx_dev_state state;
662 struct work_struct request_module_wk;
666 struct mutex ctrl_urb_lock; /* protects urb_buf */
667 struct list_head inqueue, outqueue;
668 wait_queue_head_t open, wait_frame, wait_stream;
669 struct video_device *vbi_dev;
670 struct video_device *radio_dev;
672 unsigned char eedata[256];
674 struct cx231xx_video_mode video_mode;
675 struct cx231xx_video_mode vbi_mode;
676 struct cx231xx_video_mode sliced_cc_mode;
677 struct cx231xx_video_mode ts1_mode;
679 atomic_t devlist_count;
681 struct usb_device *udev; /* the usb device */
682 char urb_buf[URB_MAX_CTRL_SIZE]; /* urb control msg buffer */
684 /* helper funcs that call usb_control_msg */
685 int (*cx231xx_read_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
687 int (*cx231xx_write_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
689 int (*cx231xx_send_usb_command) (struct cx231xx_i2c *i2c_bus,
690 struct cx231xx_i2c_xfer_data *req_data);
691 int (*cx231xx_gpio_i2c_read) (struct cx231xx *dev, u8 dev_addr,
693 int (*cx231xx_gpio_i2c_write) (struct cx231xx *dev, u8 dev_addr,
696 int (*cx231xx_set_analog_freq) (struct cx231xx *dev, u32 freq);
697 int (*cx231xx_reset_analog_tuner) (struct cx231xx *dev);
699 enum cx231xx_mode mode;
701 struct cx231xx_dvb *dvb;
703 /* Cx231xx supported PCB config's */
704 struct pcb_config current_pcb_config;
705 u8 current_scenario_idx;
707 u8 max_iad_interface_count;
709 /* GPIO related register direction and values */
717 enum AFE_MODE afe_mode;
720 /* video related parameters */
723 u8 vbi_or_sliced_cc_mode; /* 0 - vbi ; 1 - sliced cc mode */
724 enum cx231xx_std_mode std_mode; /* 0 - Air; 1 - cable */
726 /*mode: digital=1 or analog=0*/
730 struct cx231xx_tvnorm encodernorm;
731 struct cx231xx_tsport ts1, ts2;
732 struct cx2341x_mpeg_params mpeg_params;
733 struct video_device *v4l_device;
734 atomic_t v4l_reader_count;
742 extern struct list_head cx231xx_devlist;
744 #define cx25840_call(cx231xx, o, f, args...) \
745 v4l2_subdev_call(cx231xx->sd_cx25840, o, f, ##args)
746 #define tuner_call(cx231xx, o, f, args...) \
747 v4l2_subdev_call(cx231xx->sd_tuner, o, f, ##args)
748 #define call_all(dev, o, f, args...) \
749 v4l2_device_call_until_err(&dev->v4l2_dev, 0, o, f, ##args)
752 struct list_head next;
755 int (*init) (struct cx231xx *);
756 int (*fini) (struct cx231xx *);
759 /* call back functions in dvb module */
760 int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq);
761 int cx231xx_reset_analog_tuner(struct cx231xx *dev);
763 /* Provided by cx231xx-i2c.c */
764 void cx231xx_do_i2c_scan(struct cx231xx *dev, struct i2c_client *c);
765 int cx231xx_i2c_register(struct cx231xx_i2c *bus);
766 int cx231xx_i2c_unregister(struct cx231xx_i2c *bus);
768 /* Internal block control functions */
769 int cx231xx_read_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
770 u8 saddr_len, u32 *data, u8 data_len, int master);
771 int cx231xx_write_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
772 u8 saddr_len, u32 data, u8 data_len, int master);
773 int cx231xx_read_i2c_data(struct cx231xx *dev, u8 dev_addr,
774 u16 saddr, u8 saddr_len, u32 *data, u8 data_len);
775 int cx231xx_write_i2c_data(struct cx231xx *dev, u8 dev_addr,
776 u16 saddr, u8 saddr_len, u32 data, u8 data_len);
777 int cx231xx_reg_mask_write(struct cx231xx *dev, u8 dev_addr, u8 size,
778 u16 register_address, u8 bit_start, u8 bit_end,
780 int cx231xx_read_modify_write_i2c_dword(struct cx231xx *dev, u8 dev_addr,
781 u16 saddr, u32 mask, u32 value);
782 u32 cx231xx_set_field(u32 field_mask, u32 data);
785 void initGPIO(struct cx231xx *dev);
786 void uninitGPIO(struct cx231xx *dev);
787 /* afe related functions */
788 int cx231xx_afe_init_super_block(struct cx231xx *dev, u32 ref_count);
789 int cx231xx_afe_init_channels(struct cx231xx *dev);
790 int cx231xx_afe_setup_AFE_for_baseband(struct cx231xx *dev);
791 int cx231xx_afe_set_input_mux(struct cx231xx *dev, u32 input_mux);
792 int cx231xx_afe_set_mode(struct cx231xx *dev, enum AFE_MODE mode);
793 int cx231xx_afe_update_power_control(struct cx231xx *dev,
794 enum AV_MODE avmode);
795 int cx231xx_afe_adjust_ref_count(struct cx231xx *dev, u32 video_input);
797 /* i2s block related functions */
798 int cx231xx_i2s_blk_initialize(struct cx231xx *dev);
799 int cx231xx_i2s_blk_update_power_control(struct cx231xx *dev,
800 enum AV_MODE avmode);
801 int cx231xx_i2s_blk_set_audio_input(struct cx231xx *dev, u8 audio_input);
803 /* DIF related functions */
804 int cx231xx_dif_configure_C2HH_for_low_IF(struct cx231xx *dev, u32 mode,
805 u32 function_mode, u32 standard);
806 void cx231xx_set_Colibri_For_LowIF(struct cx231xx *dev, u32 if_freq,
807 u8 spectral_invert, u32 mode);
808 u32 cx231xx_Get_Colibri_CarrierOffset(u32 mode, u32 standerd);
809 void cx231xx_set_DIF_bandpass(struct cx231xx *dev, u32 if_freq,
810 u8 spectral_invert, u32 mode);
811 void cx231xx_Setup_AFE_for_LowIF(struct cx231xx *dev);
812 void reset_s5h1432_demod(struct cx231xx *dev);
813 void cx231xx_dump_HH_reg(struct cx231xx *dev);
814 void update_HH_register_after_set_DIF(struct cx231xx *dev);
815 void cx231xx_dump_SC_reg(struct cx231xx *dev);
819 int cx231xx_dif_set_standard(struct cx231xx *dev, u32 standard);
820 int cx231xx_tuner_pre_channel_change(struct cx231xx *dev);
821 int cx231xx_tuner_post_channel_change(struct cx231xx *dev);
823 /* video parser functions */
824 u8 cx231xx_find_next_SAV_EAV(u8 *p_buffer, u32 buffer_size,
826 u8 cx231xx_find_boundary_SAV_EAV(u8 *p_buffer, u8 *partial_buf,
828 int cx231xx_do_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
829 u8 *p_buffer, u32 bytes_to_copy);
830 void cx231xx_reset_video_buffer(struct cx231xx *dev,
831 struct cx231xx_dmaqueue *dma_q);
832 u8 cx231xx_is_buffer_done(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q);
833 u32 cx231xx_copy_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
834 u8 *p_line, u32 length, int field_number);
835 u32 cx231xx_get_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
836 u8 sav_eav, u8 *p_buffer, u32 buffer_size);
837 void cx231xx_swab(u16 *from, u16 *to, u16 len);
839 /* Provided by cx231xx-core.c */
841 u32 cx231xx_request_buffers(struct cx231xx *dev, u32 count);
842 void cx231xx_queue_unusedframes(struct cx231xx *dev);
843 void cx231xx_release_buffers(struct cx231xx *dev);
845 /* read from control pipe */
846 int cx231xx_read_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
849 /* write to control pipe */
850 int cx231xx_write_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
852 int cx231xx_mode_register(struct cx231xx *dev, u16 address, u32 mode);
854 int cx231xx_send_vendor_cmd(struct cx231xx *dev,
855 struct VENDOR_REQUEST_IN *ven_req);
856 int cx231xx_send_usb_command(struct cx231xx_i2c *i2c_bus,
857 struct cx231xx_i2c_xfer_data *req_data);
859 /* Gpio related functions */
860 int cx231xx_send_gpio_cmd(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val,
861 u8 len, u8 request, u8 direction);
862 int cx231xx_set_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val);
863 int cx231xx_get_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val);
864 int cx231xx_set_gpio_value(struct cx231xx *dev, int pin_number, int pin_value);
865 int cx231xx_set_gpio_direction(struct cx231xx *dev, int pin_number,
868 int cx231xx_gpio_i2c_start(struct cx231xx *dev);
869 int cx231xx_gpio_i2c_end(struct cx231xx *dev);
870 int cx231xx_gpio_i2c_write_byte(struct cx231xx *dev, u8 data);
871 int cx231xx_gpio_i2c_read_byte(struct cx231xx *dev, u8 *buf);
872 int cx231xx_gpio_i2c_read_ack(struct cx231xx *dev);
873 int cx231xx_gpio_i2c_write_ack(struct cx231xx *dev);
874 int cx231xx_gpio_i2c_write_nak(struct cx231xx *dev);
876 int cx231xx_gpio_i2c_read(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
877 int cx231xx_gpio_i2c_write(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
879 /* audio related functions */
880 int cx231xx_set_audio_decoder_input(struct cx231xx *dev,
881 enum AUDIO_INPUT audio_input);
883 int cx231xx_capture_start(struct cx231xx *dev, int start, u8 media_type);
884 int cx231xx_set_video_alternate(struct cx231xx *dev);
885 int cx231xx_set_alt_setting(struct cx231xx *dev, u8 index, u8 alt);
886 int is_fw_load(struct cx231xx *dev);
887 int cx231xx_check_fw(struct cx231xx *dev);
888 int cx231xx_init_isoc(struct cx231xx *dev, int max_packets,
889 int num_bufs, int max_pkt_size,
890 int (*isoc_copy) (struct cx231xx *dev,
892 int cx231xx_init_bulk(struct cx231xx *dev, int max_packets,
893 int num_bufs, int max_pkt_size,
894 int (*bulk_copy) (struct cx231xx *dev,
896 void cx231xx_stop_TS1(struct cx231xx *dev);
897 void cx231xx_start_TS1(struct cx231xx *dev);
898 void cx231xx_uninit_isoc(struct cx231xx *dev);
899 void cx231xx_uninit_bulk(struct cx231xx *dev);
900 int cx231xx_set_mode(struct cx231xx *dev, enum cx231xx_mode set_mode);
901 int cx231xx_unmute_audio(struct cx231xx *dev);
902 int cx231xx_ep5_bulkout(struct cx231xx *dev, u8 *firmware, u16 size);
903 void cx231xx_disable656(struct cx231xx *dev);
904 void cx231xx_enable656(struct cx231xx *dev);
905 int cx231xx_demod_reset(struct cx231xx *dev);
906 int cx231xx_gpio_set(struct cx231xx *dev, struct cx231xx_reg_seq *gpio);
908 /* Device list functions */
909 void cx231xx_release_resources(struct cx231xx *dev);
910 void cx231xx_release_analog_resources(struct cx231xx *dev);
911 int cx231xx_register_analog_devices(struct cx231xx *dev);
912 void cx231xx_remove_from_devlist(struct cx231xx *dev);
913 void cx231xx_add_into_devlist(struct cx231xx *dev);
914 void cx231xx_init_extension(struct cx231xx *dev);
915 void cx231xx_close_extension(struct cx231xx *dev);
917 /* hardware init functions */
918 int cx231xx_dev_init(struct cx231xx *dev);
919 void cx231xx_dev_uninit(struct cx231xx *dev);
920 void cx231xx_config_i2c(struct cx231xx *dev);
921 int cx231xx_config(struct cx231xx *dev);
923 /* Stream control functions */
924 int cx231xx_start_stream(struct cx231xx *dev, u32 ep_mask);
925 int cx231xx_stop_stream(struct cx231xx *dev, u32 ep_mask);
927 int cx231xx_initialize_stream_xfer(struct cx231xx *dev, u32 media_type);
929 /* Power control functions */
930 int cx231xx_set_power_mode(struct cx231xx *dev, enum AV_MODE mode);
931 int cx231xx_power_suspend(struct cx231xx *dev);
933 /* chip specific control functions */
934 int cx231xx_init_ctrl_pin_status(struct cx231xx *dev);
935 int cx231xx_set_agc_analog_digital_mux_select(struct cx231xx *dev,
936 u8 analog_or_digital);
937 int cx231xx_enable_i2c_port_3(struct cx231xx *dev, bool is_port_3);
939 /* video audio decoder related functions */
940 void video_mux(struct cx231xx *dev, int index);
941 int cx231xx_set_video_input_mux(struct cx231xx *dev, u8 input);
942 int cx231xx_set_decoder_video_input(struct cx231xx *dev, u8 pin_type, u8 input);
943 int cx231xx_do_mode_ctrl_overrides(struct cx231xx *dev);
944 int cx231xx_set_audio_input(struct cx231xx *dev, u8 input);
946 /* Provided by cx231xx-video.c */
947 int cx231xx_register_extension(struct cx231xx_ops *dev);
948 void cx231xx_unregister_extension(struct cx231xx_ops *dev);
949 void cx231xx_init_extension(struct cx231xx *dev);
950 void cx231xx_close_extension(struct cx231xx *dev);
952 /* Provided by cx231xx-cards.c */
953 extern void cx231xx_pre_card_setup(struct cx231xx *dev);
954 extern void cx231xx_card_setup(struct cx231xx *dev);
955 extern struct cx231xx_board cx231xx_boards[];
956 extern struct usb_device_id cx231xx_id_table[];
957 extern const unsigned int cx231xx_bcount;
958 int cx231xx_tuner_callback(void *ptr, int component, int command, int arg);
961 extern int cx231xx_417_register(struct cx231xx *dev);
962 extern void cx231xx_417_unregister(struct cx231xx *dev);
964 /* cx23885-input.c */
966 #if defined(CONFIG_VIDEO_CX231XX_RC)
967 int cx231xx_ir_init(struct cx231xx *dev);
968 void cx231xx_ir_exit(struct cx231xx *dev);
970 #define cx231xx_ir_init(dev) (0)
971 #define cx231xx_ir_exit(dev) (0)
977 #define cx231xx_err(fmt, arg...) do {\
978 printk(KERN_ERR fmt , ##arg); } while (0)
980 #define cx231xx_errdev(fmt, arg...) do {\
981 printk(KERN_ERR "%s: "fmt,\
982 dev->name , ##arg); } while (0)
984 #define cx231xx_info(fmt, arg...) do {\
985 printk(KERN_INFO "%s: "fmt,\
986 dev->name , ##arg); } while (0)
987 #define cx231xx_warn(fmt, arg...) do {\
988 printk(KERN_WARNING "%s: "fmt,\
989 dev->name , ##arg); } while (0)
991 static inline unsigned int norm_maxw(struct cx231xx *dev)
993 if (dev->board.max_range_640_480)
999 static inline unsigned int norm_maxh(struct cx231xx *dev)
1001 if (dev->board.max_range_640_480)
1004 return (dev->norm & V4L2_STD_625_50) ? 576 : 480;