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/workqueue.h>
30 #include <linux/mutex.h>
31 #include <linux/usb.h>
33 #include <media/cx2341x.h>
35 #include <media/videobuf-vmalloc.h>
36 #include <media/v4l2-device.h>
37 #include <media/v4l2-ctrls.h>
38 #include <media/v4l2-fh.h>
39 #include <media/rc-core.h>
40 #include <media/ir-kbd-i2c.h>
41 #include <media/videobuf-dvb.h>
43 #include "cx231xx-reg.h"
44 #include "cx231xx-pcb-cfg.h"
45 #include "cx231xx-conf-reg.h"
47 #define DRIVER_NAME "cx231xx"
48 #define PWR_SLEEP_INTERVAL 10
50 /* I2C addresses for control block in Cx231xx */
51 #define AFE_DEVICE_ADDRESS 0x60
52 #define I2S_BLK_DEVICE_ADDRESS 0x98
53 #define VID_BLK_I2C_ADDRESS 0x88
54 #define VERVE_I2C_ADDRESS 0x40
55 #define DIF_USE_BASEBAND 0xFFFFFFFF
57 /* Boards supported by driver */
58 #define CX231XX_BOARD_UNKNOWN 0
59 #define CX231XX_BOARD_CNXT_CARRAERA 1
60 #define CX231XX_BOARD_CNXT_SHELBY 2
61 #define CX231XX_BOARD_CNXT_RDE_253S 3
62 #define CX231XX_BOARD_CNXT_RDU_253S 4
63 #define CX231XX_BOARD_CNXT_VIDEO_GRABBER 5
64 #define CX231XX_BOARD_CNXT_RDE_250 6
65 #define CX231XX_BOARD_CNXT_RDU_250 7
66 #define CX231XX_BOARD_HAUPPAUGE_EXETER 8
67 #define CX231XX_BOARD_HAUPPAUGE_USBLIVE2 9
68 #define CX231XX_BOARD_PV_PLAYTV_USB_HYBRID 10
69 #define CX231XX_BOARD_PV_XCAPTURE_USB 11
70 #define CX231XX_BOARD_KWORLD_UB430_USB_HYBRID 12
71 #define CX231XX_BOARD_ICONBIT_U100 13
72 #define CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL 14
73 #define CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC 15
74 #define CX231XX_BOARD_ELGATO_VIDEO_CAPTURE_V2 16
75 #define CX231XX_BOARD_OTG102 17
76 #define CX231XX_BOARD_KWORLD_UB445_USB_HYBRID 18
77 #define CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx 19
78 #define CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx 20
80 /* Limits minimum and default number of buffers */
81 #define CX231XX_MIN_BUF 4
82 #define CX231XX_DEF_BUF 12
83 #define CX231XX_DEF_VBI_BUF 6
85 #define VBI_LINE_COUNT 17
86 #define VBI_LINE_LENGTH 1440
88 /*Limits the max URB message size */
89 #define URB_MAX_CTRL_SIZE 80
91 /* Params for validated field */
92 #define CX231XX_BOARD_NOT_VALIDATED 1
93 #define CX231XX_BOARD_VALIDATED 0
95 /* maximum number of cx231xx boards */
96 #define CX231XX_MAXBOARDS 8
98 /* maximum number of frames that can be queued */
99 #define CX231XX_NUM_FRAMES 5
101 /* number of buffers for isoc transfers */
102 #define CX231XX_NUM_BUFS 8
104 /* number of packets for each buffer
105 windows requests only 40 packets .. so we better do the same
106 this is what I found out for all alternate numbers there!
108 #define CX231XX_NUM_PACKETS 40
110 /* default alternate; 0 means choose the best */
111 #define CX231XX_PINOUT 0
113 #define CX231XX_INTERLACED_DEFAULT 1
115 /* time to wait when stopping the isoc transfer */
116 #define CX231XX_URB_TIMEOUT \
117 msecs_to_jiffies(CX231XX_NUM_BUFS * CX231XX_NUM_PACKETS)
119 #define CX231xx_NORMS (\
120 V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_443 | \
121 V4L2_STD_PAL_BG | V4L2_STD_PAL_DK | V4L2_STD_PAL_I | \
122 V4L2_STD_PAL_M | V4L2_STD_PAL_N | V4L2_STD_PAL_Nc | \
123 V4L2_STD_PAL_60 | V4L2_STD_SECAM_L | V4L2_STD_SECAM_DK)
125 #define SLEEP_S5H1432 30
126 #define CX23417_OSC_EN 8
127 #define CX23417_RESET 9
131 u32 fourcc; /* v4l2 format id */
139 CX231XX_DIGITAL_MODE,
142 enum cx231xx_std_mode {
147 enum cx231xx_stream_state {
155 struct cx231xx_isoc_ctl {
156 /* max packet size of isoc transaction */
159 /* number of allocated urbs */
162 /* urb for isoc transfers */
165 /* transfer buffers for isoc transfer */
166 char **transfer_buffer;
168 /* Last buffer command and region */
170 int pos, size, pktsize;
172 /* Last field: ODD or EVEN? */
175 /* Stores incomplete commands */
179 /* Stores already requested buffers */
180 struct cx231xx_buffer *buf;
182 /* Stores the number of received fields */
185 /* isoc urb callback */
186 int (*isoc_copy) (struct cx231xx *dev, struct urb *urb);
189 struct cx231xx_bulk_ctl {
190 /* max packet size of bulk transaction */
193 /* number of allocated urbs */
196 /* urb for bulk transfers */
199 /* transfer buffers for bulk transfer */
200 char **transfer_buffer;
202 /* Last buffer command and region */
204 int pos, size, pktsize;
206 /* Last field: ODD or EVEN? */
209 /* Stores incomplete commands */
213 /* Stores already requested buffers */
214 struct cx231xx_buffer *buf;
216 /* Stores the number of received fields */
219 /* bulk urb callback */
220 int (*bulk_copy) (struct cx231xx *dev, struct urb *urb);
225 u32 fourcc; /* v4l2 format id */
230 /* buffer for one video frame */
231 struct cx231xx_buffer {
232 /* common v4l buffer stuff -- must be first */
233 struct videobuf_buffer vb;
235 struct list_head frame;
240 enum ps_package_head {
241 CX231XX_NEED_ADD_PS_PACKAGE_HEAD = 0,
242 CX231XX_NONEED_PS_PACKAGE_HEAD
245 struct cx231xx_dmaqueue {
246 struct list_head active;
247 struct list_head queued;
249 wait_queue_head_t wq;
251 /* Counters to control buffer fill */
257 u32 bytes_left_in_line;
262 /*Mpeg2 control buffer*/
266 u32 mpeg_buffer_completed;
267 enum ps_package_head add_ps_package_head;
273 #define MAX_CX231XX_INPUT 4
276 CX231XX_VMUX_COMPOSITE1 = 1,
278 CX231XX_VMUX_TELEVISION,
285 enum cx231xx_v_input {
286 CX231XX_VIN_1_1 = 0x1,
290 CX231XX_VIN_1_2 = 0x01,
293 CX231XX_VIN_1_3 = 0x1,
298 /* cx231xx has two audio inputs: tuner and line in */
300 /* This is the only entry for cx231xx tuner input */
301 CX231XX_AMUX_VIDEO, /* cx231xx tuner */
302 CX231XX_AMUX_LINE_IN, /* Line In */
305 struct cx231xx_reg_seq {
311 struct cx231xx_input {
312 enum cx231xx_itype type;
314 enum cx231xx_amux amux;
315 struct cx231xx_reg_seq *gpio;
318 #define INPUT(nr) (&cx231xx_boards[dev->model].input[nr])
320 enum cx231xx_decoder {
325 enum CX231XX_I2C_MASTER_PORT {
326 I2C_0 = 0, /* master 0 - internal connection */
327 I2C_1 = 1, /* master 1 - used with mux */
328 I2C_2 = 2, /* master 2 */
329 I2C_1_MUX_1 = 3, /* master 1 - port 1 (I2C_DEMOD_EN = 0) */
330 I2C_1_MUX_3 = 4 /* master 1 - port 3 (I2C_DEMOD_EN = 1) */
333 struct cx231xx_board {
338 v4l2_std_id norm; /* tv norm */
342 u8 demod_xfer_mode; /* 0 - Serial; 1 - parallel */
345 struct cx231xx_reg_seq *dvb_gpio;
346 struct cx231xx_reg_seq *suspend_gpio;
347 struct cx231xx_reg_seq *tuner_gpio;
348 /* Negative means don't use it */
354 u32 ctl_pin_status_mask;
355 u8 agc_analog_digital_select_gpio;
356 u32 gpio_pin_status_mask;
363 /* for devices with I2C chips for IR */
366 unsigned int max_range_640_480:1;
367 unsigned int has_dvb:1;
368 unsigned int has_417:1;
369 unsigned int valid:1;
370 unsigned int no_alt_vanc:1;
371 unsigned int external_av:1;
373 unsigned char xclk, i2c_speed;
375 enum cx231xx_decoder decoder;
378 struct cx231xx_input input[MAX_CX231XX_INPUT];
379 struct cx231xx_input radio;
380 struct rc_map *ir_codes;
384 enum cx231xx_dev_state {
385 DEV_INITIALIZED = 0x01,
386 DEV_DISCONNECTED = 0x02,
400 AUDIO_INPUT_TUNER_TV,
405 #define CX231XX_AUDIO_BUFS 5
406 #define CX231XX_NUM_AUDIO_PACKETS 16
407 #define CX231XX_ISO_NUM_AUDIO_PACKETS 64
409 /* cx231xx extensions */
410 #define CX231XX_AUDIO 0x10
411 #define CX231XX_DVB 0x20
413 struct cx231xx_audio {
415 char *transfer_buffer[CX231XX_AUDIO_BUFS];
416 struct urb *urb[CX231XX_AUDIO_BUFS];
417 struct usb_device *udev;
418 unsigned int capture_transfer_done;
419 struct snd_pcm_substream *capture_pcm_substream;
421 unsigned int hwptr_done_capture;
422 struct snd_card *sndcard;
428 int alt; /* alternate */
429 int max_pkt_size; /* max packet size of isoc transaction */
430 int num_alt; /* Number of alternative settings */
431 unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
440 unsigned int stream_on:1; /* Locks streams */
441 enum v4l2_buf_type type;
443 struct videobuf_queue vb_vidq;
446 struct videobuf_queue vidq;
447 struct videobuf_queue vbiq;
449 /* MPEG Encoder specifics ONLY */
451 atomic_t v4l_reading;
454 /*****************************************************************/
456 /* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */
457 #define I2C_SPEED_1M 0x0
458 #define I2C_SPEED_400K 0x1
459 #define I2C_SPEED_100K 0x2
460 #define I2C_SPEED_5M 0x3
462 /* 0-- STOP transaction */
464 /* 1-- do not transmit STOP at end of transaction */
465 #define I2C_NOSTOP 0x1
466 /* 1--allow slave to insert clock wait states */
475 struct i2c_adapter i2c_adap;
478 /* different settings for each bus */
484 struct cx231xx_i2c_xfer_data {
486 u8 direction; /* 1 - IN, 0 - OUT */
487 u8 saddr_len; /* sub address len */
488 u16 saddr_dat; /* sub addr data */
489 u8 buf_size; /* buffer size */
490 u8 *p_buffer; /* pointer to the buffer */
493 struct VENDOR_REQUEST_IN {
503 struct cx231xx_tvnorm {
514 Sliced_cc, /* HANC */
520 struct cx231xx_video_mode {
521 /* Isoc control struct */
522 struct cx231xx_dmaqueue vidq;
523 struct cx231xx_isoc_ctl isoc_ctl;
524 struct cx231xx_bulk_ctl bulk_ctl;
529 int alt; /* alternate */
530 int max_pkt_size; /* max packet size of isoc transaction */
531 int num_alt; /* Number of alternative settings */
532 unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
536 struct cx231xx_tsport {
542 struct videobuf_dvb_frontends frontends;
562 u32 reg_bd_pkt_status;
564 u32 reg_fifo_ovfl_stat;
571 /* Default register vals */
581 /* Allow a single tsport to have multiple frontends */
586 /* main device struct */
588 /* generic device properties */
589 char name[30]; /* name (including minor) of the device */
590 int model; /* index in the device_data struct */
591 int devno; /* marks the number of this device */
592 struct device *dev; /* pointer to USB interface's dev */
594 struct cx231xx_board board;
596 /* For I2C IR support */
597 struct IR_i2c_init_data init_data;
598 struct i2c_client *ir_i2c_client;
600 unsigned int stream_on:1; /* Locks streams */
601 unsigned int vbi_stream_on:1; /* Locks streams for VBI */
602 unsigned int has_audio_class:1;
603 unsigned int has_alsa_audio:1;
605 unsigned int i2c_scan_running:1; /* true only during i2c_scan */
607 struct cx231xx_fmt *format;
609 struct v4l2_device v4l2_dev;
610 struct v4l2_subdev *sd_cx25840;
611 struct v4l2_subdev *sd_tuner;
612 struct v4l2_ctrl_handler ctrl_handler;
613 struct v4l2_ctrl_handler radio_ctrl_handler;
614 struct cx2341x_handler mpeg_ctrl_handler;
616 struct work_struct wq_trigger; /* Trigger to start/stop audio for alsa module */
617 atomic_t stream_started; /* stream should be running if true */
619 struct list_head devlist;
621 int tuner_type; /* type of the tuner */
622 int tuner_addr; /* tuner address */
624 /* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
625 struct cx231xx_i2c i2c_bus[3];
626 struct i2c_adapter *i2c_mux_adap[2];
628 unsigned int xc_fw_load_done:1;
629 unsigned int port_3_switch_enabled:1;
631 struct mutex gpio_i2c_lock;
632 struct mutex i2c_lock;
634 /* video for linux */
635 int users; /* user count for exclusive use */
636 struct video_device *vdev; /* video for linux device struct */
637 v4l2_std_id norm; /* selected tv norm */
638 int ctl_freq; /* selected frequency */
639 unsigned int ctl_ainput; /* selected audio input */
641 /* frame properties */
642 int width; /* current frame width */
643 int height; /* current frame height */
644 int interlaced; /* 1=interlace fileds, 0=just top fileds */
646 struct cx231xx_audio adev;
649 enum cx231xx_dev_state state;
651 struct work_struct request_module_wk;
655 struct mutex ctrl_urb_lock; /* protects urb_buf */
656 struct list_head inqueue, outqueue;
657 wait_queue_head_t open, wait_frame, wait_stream;
658 struct video_device *vbi_dev;
659 struct video_device *radio_dev;
661 unsigned char eedata[256];
663 struct cx231xx_video_mode video_mode;
664 struct cx231xx_video_mode vbi_mode;
665 struct cx231xx_video_mode sliced_cc_mode;
666 struct cx231xx_video_mode ts1_mode;
668 atomic_t devlist_count;
670 struct usb_device *udev; /* the usb device */
671 char urb_buf[URB_MAX_CTRL_SIZE]; /* urb control msg buffer */
673 /* helper funcs that call usb_control_msg */
674 int (*cx231xx_read_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
676 int (*cx231xx_write_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
678 int (*cx231xx_send_usb_command) (struct cx231xx_i2c *i2c_bus,
679 struct cx231xx_i2c_xfer_data *req_data);
680 int (*cx231xx_gpio_i2c_read) (struct cx231xx *dev, u8 dev_addr,
682 int (*cx231xx_gpio_i2c_write) (struct cx231xx *dev, u8 dev_addr,
685 int (*cx231xx_set_analog_freq) (struct cx231xx *dev, u32 freq);
686 int (*cx231xx_reset_analog_tuner) (struct cx231xx *dev);
688 enum cx231xx_mode mode;
690 struct cx231xx_dvb *dvb;
692 /* Cx231xx supported PCB config's */
693 struct pcb_config current_pcb_config;
694 u8 current_scenario_idx;
696 u8 max_iad_interface_count;
698 /* GPIO related register direction and values */
706 enum AFE_MODE afe_mode;
709 /* video related parameters */
712 u8 vbi_or_sliced_cc_mode; /* 0 - vbi ; 1 - sliced cc mode */
713 enum cx231xx_std_mode std_mode; /* 0 - Air; 1 - cable */
715 /*mode: digital=1 or analog=0*/
719 struct cx231xx_tvnorm encodernorm;
720 struct cx231xx_tsport ts1, ts2;
721 struct video_device *v4l_device;
722 atomic_t v4l_reader_count;
730 extern struct list_head cx231xx_devlist;
732 #define cx25840_call(cx231xx, o, f, args...) \
733 v4l2_subdev_call(cx231xx->sd_cx25840, o, f, ##args)
734 #define tuner_call(cx231xx, o, f, args...) \
735 v4l2_subdev_call(cx231xx->sd_tuner, o, f, ##args)
736 #define call_all(dev, o, f, args...) \
737 v4l2_device_call_until_err(&dev->v4l2_dev, 0, o, f, ##args)
740 struct list_head next;
743 int (*init) (struct cx231xx *);
744 int (*fini) (struct cx231xx *);
747 /* call back functions in dvb module */
748 int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq);
749 int cx231xx_reset_analog_tuner(struct cx231xx *dev);
751 /* Provided by cx231xx-i2c.c */
752 void cx231xx_do_i2c_scan(struct cx231xx *dev, int i2c_port);
753 int cx231xx_i2c_register(struct cx231xx_i2c *bus);
754 int cx231xx_i2c_unregister(struct cx231xx_i2c *bus);
755 int cx231xx_i2c_mux_register(struct cx231xx *dev, int mux_no);
756 void cx231xx_i2c_mux_unregister(struct cx231xx *dev, int mux_no);
757 struct i2c_adapter *cx231xx_get_i2c_adap(struct cx231xx *dev, int i2c_port);
759 /* Internal block control functions */
760 int cx231xx_read_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
761 u8 saddr_len, u32 *data, u8 data_len, int master);
762 int cx231xx_write_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
763 u8 saddr_len, u32 data, u8 data_len, int master);
764 int cx231xx_read_i2c_data(struct cx231xx *dev, u8 dev_addr,
765 u16 saddr, u8 saddr_len, u32 *data, u8 data_len);
766 int cx231xx_write_i2c_data(struct cx231xx *dev, u8 dev_addr,
767 u16 saddr, u8 saddr_len, u32 data, u8 data_len);
768 int cx231xx_reg_mask_write(struct cx231xx *dev, u8 dev_addr, u8 size,
769 u16 register_address, u8 bit_start, u8 bit_end,
771 int cx231xx_read_modify_write_i2c_dword(struct cx231xx *dev, u8 dev_addr,
772 u16 saddr, u32 mask, u32 value);
773 u32 cx231xx_set_field(u32 field_mask, u32 data);
776 void initGPIO(struct cx231xx *dev);
777 void uninitGPIO(struct cx231xx *dev);
778 /* afe related functions */
779 int cx231xx_afe_init_super_block(struct cx231xx *dev, u32 ref_count);
780 int cx231xx_afe_init_channels(struct cx231xx *dev);
781 int cx231xx_afe_setup_AFE_for_baseband(struct cx231xx *dev);
782 int cx231xx_afe_set_input_mux(struct cx231xx *dev, u32 input_mux);
783 int cx231xx_afe_set_mode(struct cx231xx *dev, enum AFE_MODE mode);
784 int cx231xx_afe_update_power_control(struct cx231xx *dev,
785 enum AV_MODE avmode);
786 int cx231xx_afe_adjust_ref_count(struct cx231xx *dev, u32 video_input);
788 /* i2s block related functions */
789 int cx231xx_i2s_blk_initialize(struct cx231xx *dev);
790 int cx231xx_i2s_blk_update_power_control(struct cx231xx *dev,
791 enum AV_MODE avmode);
792 int cx231xx_i2s_blk_set_audio_input(struct cx231xx *dev, u8 audio_input);
794 /* DIF related functions */
795 int cx231xx_dif_configure_C2HH_for_low_IF(struct cx231xx *dev, u32 mode,
796 u32 function_mode, u32 standard);
797 void cx231xx_set_Colibri_For_LowIF(struct cx231xx *dev, u32 if_freq,
798 u8 spectral_invert, u32 mode);
799 u32 cx231xx_Get_Colibri_CarrierOffset(u32 mode, u32 standerd);
800 void cx231xx_set_DIF_bandpass(struct cx231xx *dev, u32 if_freq,
801 u8 spectral_invert, u32 mode);
802 void cx231xx_Setup_AFE_for_LowIF(struct cx231xx *dev);
803 void reset_s5h1432_demod(struct cx231xx *dev);
804 void cx231xx_dump_HH_reg(struct cx231xx *dev);
805 void update_HH_register_after_set_DIF(struct cx231xx *dev);
809 int cx231xx_dif_set_standard(struct cx231xx *dev, u32 standard);
810 int cx231xx_tuner_pre_channel_change(struct cx231xx *dev);
811 int cx231xx_tuner_post_channel_change(struct cx231xx *dev);
813 /* video parser functions */
814 u8 cx231xx_find_next_SAV_EAV(u8 *p_buffer, u32 buffer_size,
816 u8 cx231xx_find_boundary_SAV_EAV(u8 *p_buffer, u8 *partial_buf,
818 int cx231xx_do_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
819 u8 *p_buffer, u32 bytes_to_copy);
820 void cx231xx_reset_video_buffer(struct cx231xx *dev,
821 struct cx231xx_dmaqueue *dma_q);
822 u8 cx231xx_is_buffer_done(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q);
823 u32 cx231xx_copy_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
824 u8 *p_line, u32 length, int field_number);
825 u32 cx231xx_get_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
826 u8 sav_eav, u8 *p_buffer, u32 buffer_size);
827 void cx231xx_swab(u16 *from, u16 *to, u16 len);
829 /* Provided by cx231xx-core.c */
831 u32 cx231xx_request_buffers(struct cx231xx *dev, u32 count);
832 void cx231xx_queue_unusedframes(struct cx231xx *dev);
833 void cx231xx_release_buffers(struct cx231xx *dev);
835 /* read from control pipe */
836 int cx231xx_read_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
839 /* write to control pipe */
840 int cx231xx_write_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
842 int cx231xx_mode_register(struct cx231xx *dev, u16 address, u32 mode);
844 int cx231xx_send_vendor_cmd(struct cx231xx *dev,
845 struct VENDOR_REQUEST_IN *ven_req);
846 int cx231xx_send_usb_command(struct cx231xx_i2c *i2c_bus,
847 struct cx231xx_i2c_xfer_data *req_data);
849 /* Gpio related functions */
850 int cx231xx_send_gpio_cmd(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val,
851 u8 len, u8 request, u8 direction);
852 int cx231xx_set_gpio_value(struct cx231xx *dev, int pin_number, int pin_value);
853 int cx231xx_set_gpio_direction(struct cx231xx *dev, int pin_number,
856 int cx231xx_gpio_i2c_start(struct cx231xx *dev);
857 int cx231xx_gpio_i2c_end(struct cx231xx *dev);
858 int cx231xx_gpio_i2c_write_byte(struct cx231xx *dev, u8 data);
859 int cx231xx_gpio_i2c_read_byte(struct cx231xx *dev, u8 *buf);
860 int cx231xx_gpio_i2c_read_ack(struct cx231xx *dev);
861 int cx231xx_gpio_i2c_write_ack(struct cx231xx *dev);
862 int cx231xx_gpio_i2c_write_nak(struct cx231xx *dev);
864 int cx231xx_gpio_i2c_read(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
865 int cx231xx_gpio_i2c_write(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
867 /* audio related functions */
868 int cx231xx_set_audio_decoder_input(struct cx231xx *dev,
869 enum AUDIO_INPUT audio_input);
871 int cx231xx_capture_start(struct cx231xx *dev, int start, u8 media_type);
872 int cx231xx_set_video_alternate(struct cx231xx *dev);
873 int cx231xx_set_alt_setting(struct cx231xx *dev, u8 index, u8 alt);
874 int is_fw_load(struct cx231xx *dev);
875 int cx231xx_check_fw(struct cx231xx *dev);
876 int cx231xx_init_isoc(struct cx231xx *dev, int max_packets,
877 int num_bufs, int max_pkt_size,
878 int (*isoc_copy) (struct cx231xx *dev,
880 int cx231xx_init_bulk(struct cx231xx *dev, int max_packets,
881 int num_bufs, int max_pkt_size,
882 int (*bulk_copy) (struct cx231xx *dev,
884 void cx231xx_stop_TS1(struct cx231xx *dev);
885 void cx231xx_start_TS1(struct cx231xx *dev);
886 void cx231xx_uninit_isoc(struct cx231xx *dev);
887 void cx231xx_uninit_bulk(struct cx231xx *dev);
888 int cx231xx_set_mode(struct cx231xx *dev, enum cx231xx_mode set_mode);
889 int cx231xx_unmute_audio(struct cx231xx *dev);
890 int cx231xx_ep5_bulkout(struct cx231xx *dev, u8 *firmware, u16 size);
891 void cx231xx_disable656(struct cx231xx *dev);
892 void cx231xx_enable656(struct cx231xx *dev);
893 int cx231xx_demod_reset(struct cx231xx *dev);
894 int cx231xx_gpio_set(struct cx231xx *dev, struct cx231xx_reg_seq *gpio);
896 /* Device list functions */
897 void cx231xx_release_resources(struct cx231xx *dev);
898 void cx231xx_release_analog_resources(struct cx231xx *dev);
899 int cx231xx_register_analog_devices(struct cx231xx *dev);
900 void cx231xx_remove_from_devlist(struct cx231xx *dev);
901 void cx231xx_add_into_devlist(struct cx231xx *dev);
902 void cx231xx_init_extension(struct cx231xx *dev);
903 void cx231xx_close_extension(struct cx231xx *dev);
905 /* hardware init functions */
906 int cx231xx_dev_init(struct cx231xx *dev);
907 void cx231xx_dev_uninit(struct cx231xx *dev);
908 void cx231xx_config_i2c(struct cx231xx *dev);
909 int cx231xx_config(struct cx231xx *dev);
911 /* Stream control functions */
912 int cx231xx_start_stream(struct cx231xx *dev, u32 ep_mask);
913 int cx231xx_stop_stream(struct cx231xx *dev, u32 ep_mask);
915 int cx231xx_initialize_stream_xfer(struct cx231xx *dev, u32 media_type);
917 /* Power control functions */
918 int cx231xx_set_power_mode(struct cx231xx *dev, enum AV_MODE mode);
919 int cx231xx_power_suspend(struct cx231xx *dev);
921 /* chip specific control functions */
922 int cx231xx_init_ctrl_pin_status(struct cx231xx *dev);
923 int cx231xx_set_agc_analog_digital_mux_select(struct cx231xx *dev,
924 u8 analog_or_digital);
925 int cx231xx_enable_i2c_port_3(struct cx231xx *dev, bool is_port_3);
927 /* video audio decoder related functions */
928 void video_mux(struct cx231xx *dev, int index);
929 int cx231xx_set_video_input_mux(struct cx231xx *dev, u8 input);
930 int cx231xx_set_decoder_video_input(struct cx231xx *dev, u8 pin_type, u8 input);
931 int cx231xx_do_mode_ctrl_overrides(struct cx231xx *dev);
932 int cx231xx_set_audio_input(struct cx231xx *dev, u8 input);
934 /* Provided by cx231xx-video.c */
935 int cx231xx_register_extension(struct cx231xx_ops *dev);
936 void cx231xx_unregister_extension(struct cx231xx_ops *dev);
937 void cx231xx_init_extension(struct cx231xx *dev);
938 void cx231xx_close_extension(struct cx231xx *dev);
939 int cx231xx_querycap(struct file *file, void *priv,
940 struct v4l2_capability *cap);
941 int cx231xx_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t);
942 int cx231xx_s_tuner(struct file *file, void *priv, const struct v4l2_tuner *t);
943 int cx231xx_g_frequency(struct file *file, void *priv,
944 struct v4l2_frequency *f);
945 int cx231xx_s_frequency(struct file *file, void *priv,
946 const struct v4l2_frequency *f);
947 int cx231xx_enum_input(struct file *file, void *priv,
948 struct v4l2_input *i);
949 int cx231xx_g_input(struct file *file, void *priv, unsigned int *i);
950 int cx231xx_s_input(struct file *file, void *priv, unsigned int i);
951 int cx231xx_g_chip_info(struct file *file, void *fh, struct v4l2_dbg_chip_info *chip);
952 int cx231xx_g_register(struct file *file, void *priv,
953 struct v4l2_dbg_register *reg);
954 int cx231xx_s_register(struct file *file, void *priv,
955 const struct v4l2_dbg_register *reg);
957 /* Provided by cx231xx-cards.c */
958 extern void cx231xx_pre_card_setup(struct cx231xx *dev);
959 extern void cx231xx_card_setup(struct cx231xx *dev);
960 extern struct cx231xx_board cx231xx_boards[];
961 extern struct usb_device_id cx231xx_id_table[];
962 extern const unsigned int cx231xx_bcount;
963 int cx231xx_tuner_callback(void *ptr, int component, int command, int arg);
966 extern int cx231xx_417_register(struct cx231xx *dev);
967 extern void cx231xx_417_unregister(struct cx231xx *dev);
969 /* cx23885-input.c */
971 #if defined(CONFIG_VIDEO_CX231XX_RC)
972 int cx231xx_ir_init(struct cx231xx *dev);
973 void cx231xx_ir_exit(struct cx231xx *dev);
975 #define cx231xx_ir_init(dev) (0)
976 #define cx231xx_ir_exit(dev) (0)
979 static inline unsigned int norm_maxw(struct cx231xx *dev)
981 if (dev->board.max_range_640_480)
987 static inline unsigned int norm_maxh(struct cx231xx *dev)
989 if (dev->board.max_range_640_480)
992 return (dev->norm & V4L2_STD_625_50) ? 576 : 480;