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linux/drivers/media/usb/cx231xx/cx231xx.h
Hans Verkuil 977ba3b1b7 [media] v4l2: add const to argument of write-only s_register ioctl 
This ioctl is defined as IOW, so pass the argument as const.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-03-24 08:47:01 -03:00

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/*
cx231xx.h - driver for Conexant Cx23100/101/102 USB video capture devices
Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
Based on em28xx driver
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _CX231XX_H
#define _CX231XX_H
#include <linux/videodev2.h>
#include <linux/types.h>
#include <linux/ioctl.h>
#include <linux/i2c.h>
#include <linux/workqueue.h>
#include <linux/mutex.h>
#include <media/cx2341x.h>
#include <media/videobuf-vmalloc.h>
#include <media/v4l2-device.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-fh.h>
#include <media/rc-core.h>
#include <media/ir-kbd-i2c.h>
#include <media/videobuf-dvb.h>
#include "cx231xx-reg.h"
#include "cx231xx-pcb-cfg.h"
#include "cx231xx-conf-reg.h"
#define DRIVER_NAME "cx231xx"
#define PWR_SLEEP_INTERVAL 10
/* I2C addresses for control block in Cx231xx */
#define AFE_DEVICE_ADDRESS 0x60
#define I2S_BLK_DEVICE_ADDRESS 0x98
#define VID_BLK_I2C_ADDRESS 0x88
#define VERVE_I2C_ADDRESS 0x40
#define DIF_USE_BASEBAND 0xFFFFFFFF
/* Boards supported by driver */
#define CX231XX_BOARD_UNKNOWN 0
#define CX231XX_BOARD_CNXT_CARRAERA 1
#define CX231XX_BOARD_CNXT_SHELBY 2
#define CX231XX_BOARD_CNXT_RDE_253S 3
#define CX231XX_BOARD_CNXT_RDU_253S 4
#define CX231XX_BOARD_CNXT_VIDEO_GRABBER 5
#define CX231XX_BOARD_CNXT_RDE_250 6
#define CX231XX_BOARD_CNXT_RDU_250 7
#define CX231XX_BOARD_HAUPPAUGE_EXETER 8
#define CX231XX_BOARD_HAUPPAUGE_USBLIVE2 9
#define CX231XX_BOARD_PV_PLAYTV_USB_HYBRID 10
#define CX231XX_BOARD_PV_XCAPTURE_USB 11
#define CX231XX_BOARD_KWORLD_UB430_USB_HYBRID 12
#define CX231XX_BOARD_ICONBIT_U100 13
#define CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL 14
#define CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC 15
#define CX231XX_BOARD_ELGATO_VIDEO_CAPTURE_V2 16
#define CX231XX_BOARD_OTG102 17
/* Limits minimum and default number of buffers */
#define CX231XX_MIN_BUF 4
#define CX231XX_DEF_BUF 12
#define CX231XX_DEF_VBI_BUF 6
#define VBI_LINE_COUNT 17
#define VBI_LINE_LENGTH 1440
/*Limits the max URB message size */
#define URB_MAX_CTRL_SIZE 80
/* Params for validated field */
#define CX231XX_BOARD_NOT_VALIDATED 1
#define CX231XX_BOARD_VALIDATED 0
/* maximum number of cx231xx boards */
#define CX231XX_MAXBOARDS 8
/* maximum number of frames that can be queued */
#define CX231XX_NUM_FRAMES 5
/* number of buffers for isoc transfers */
#define CX231XX_NUM_BUFS 8
/* number of packets for each buffer
windows requests only 40 packets .. so we better do the same
this is what I found out for all alternate numbers there!
*/
#define CX231XX_NUM_PACKETS 40
/* default alternate; 0 means choose the best */
#define CX231XX_PINOUT 0
#define CX231XX_INTERLACED_DEFAULT 1
/* time to wait when stopping the isoc transfer */
#define CX231XX_URB_TIMEOUT \
msecs_to_jiffies(CX231XX_NUM_BUFS * CX231XX_NUM_PACKETS)
#define CX231xx_NORMS (\
V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_443 | \
V4L2_STD_PAL_BG | V4L2_STD_PAL_DK | V4L2_STD_PAL_I | \
V4L2_STD_PAL_M | V4L2_STD_PAL_N | V4L2_STD_PAL_Nc | \
V4L2_STD_PAL_60 | V4L2_STD_SECAM_L | V4L2_STD_SECAM_DK)
#define SLEEP_S5H1432 30
#define CX23417_OSC_EN 8
#define CX23417_RESET 9
struct cx23417_fmt {
char *name;
u32 fourcc; /* v4l2 format id */
int depth;
int flags;
u32 cxformat;
};
enum cx231xx_mode {
CX231XX_SUSPEND,
CX231XX_ANALOG_MODE,
CX231XX_DIGITAL_MODE,
};
enum cx231xx_std_mode {
CX231XX_TV_AIR = 0,
CX231XX_TV_CABLE
};
enum cx231xx_stream_state {
STREAM_OFF,
STREAM_INTERRUPT,
STREAM_ON,
};
struct cx231xx;
struct cx231xx_isoc_ctl {
/* max packet size of isoc transaction */
int max_pkt_size;
/* number of allocated urbs */
int num_bufs;
/* urb for isoc transfers */
struct urb **urb;
/* transfer buffers for isoc transfer */
char **transfer_buffer;
/* Last buffer command and region */
u8 cmd;
int pos, size, pktsize;
/* Last field: ODD or EVEN? */
int field;
/* Stores incomplete commands */
u32 tmp_buf;
int tmp_buf_len;
/* Stores already requested buffers */
struct cx231xx_buffer *buf;
/* Stores the number of received fields */
int nfields;
/* isoc urb callback */
int (*isoc_copy) (struct cx231xx *dev, struct urb *urb);
};
struct cx231xx_bulk_ctl {
/* max packet size of bulk transaction */
int max_pkt_size;
/* number of allocated urbs */
int num_bufs;
/* urb for bulk transfers */
struct urb **urb;
/* transfer buffers for bulk transfer */
char **transfer_buffer;
/* Last buffer command and region */
u8 cmd;
int pos, size, pktsize;
/* Last field: ODD or EVEN? */
int field;
/* Stores incomplete commands */
u32 tmp_buf;
int tmp_buf_len;
/* Stores already requested buffers */
struct cx231xx_buffer *buf;
/* Stores the number of received fields */
int nfields;
/* bulk urb callback */
int (*bulk_copy) (struct cx231xx *dev, struct urb *urb);
};
struct cx231xx_fmt {
char *name;
u32 fourcc; /* v4l2 format id */
int depth;
int reg;
};
/* buffer for one video frame */
struct cx231xx_buffer {
/* common v4l buffer stuff -- must be first */
struct videobuf_buffer vb;
struct list_head frame;
int top_field;
int receiving;
};
enum ps_package_head {
CX231XX_NEED_ADD_PS_PACKAGE_HEAD = 0,
CX231XX_NONEED_PS_PACKAGE_HEAD
};
struct cx231xx_dmaqueue {
struct list_head active;
struct list_head queued;
wait_queue_head_t wq;
/* Counters to control buffer fill */
int pos;
u8 is_partial_line;
u8 partial_buf[8];
u8 last_sav;
int current_field;
u32 bytes_left_in_line;
u32 lines_completed;
u8 field1_done;
u32 lines_per_field;
/*Mpeg2 control buffer*/
u8 *p_left_data;
u32 left_data_count;
u8 mpeg_buffer_done;
u32 mpeg_buffer_completed;
enum ps_package_head add_ps_package_head;
char ps_head[10];
};
/* inputs */
#define MAX_CX231XX_INPUT 4
enum cx231xx_itype {
CX231XX_VMUX_COMPOSITE1 = 1,
CX231XX_VMUX_SVIDEO,
CX231XX_VMUX_TELEVISION,
CX231XX_VMUX_CABLE,
CX231XX_RADIO,
CX231XX_VMUX_DVB,
CX231XX_VMUX_DEBUG
};
enum cx231xx_v_input {
CX231XX_VIN_1_1 = 0x1,
CX231XX_VIN_2_1,
CX231XX_VIN_3_1,
CX231XX_VIN_4_1,
CX231XX_VIN_1_2 = 0x01,
CX231XX_VIN_2_2,
CX231XX_VIN_3_2,
CX231XX_VIN_1_3 = 0x1,
CX231XX_VIN_2_3,
CX231XX_VIN_3_3,
};
/* cx231xx has two audio inputs: tuner and line in */
enum cx231xx_amux {
/* This is the only entry for cx231xx tuner input */
CX231XX_AMUX_VIDEO, /* cx231xx tuner */
CX231XX_AMUX_LINE_IN, /* Line In */
};
struct cx231xx_reg_seq {
unsigned char bit;
unsigned char val;
int sleep;
};
struct cx231xx_input {
enum cx231xx_itype type;
unsigned int vmux;
enum cx231xx_amux amux;
struct cx231xx_reg_seq *gpio;
};
#define INPUT(nr) (&cx231xx_boards[dev->model].input[nr])
enum cx231xx_decoder {
CX231XX_NODECODER,
CX231XX_AVDECODER
};
enum CX231XX_I2C_MASTER_PORT {
I2C_0 = 0,
I2C_1 = 1,
I2C_2 = 2,
I2C_3 = 3
};
struct cx231xx_board {
char *name;
int vchannels;
int tuner_type;
int tuner_addr;
v4l2_std_id norm; /* tv norm */
/* demod related */
int demod_addr;
u8 demod_xfer_mode; /* 0 - Serial; 1 - parallel */
/* GPIO Pins */
struct cx231xx_reg_seq *dvb_gpio;
struct cx231xx_reg_seq *suspend_gpio;
struct cx231xx_reg_seq *tuner_gpio;
/* Negative means don't use it */
s8 tuner_sif_gpio;
s8 tuner_scl_gpio;
s8 tuner_sda_gpio;
/* PIN ctrl */
u32 ctl_pin_status_mask;
u8 agc_analog_digital_select_gpio;
u32 gpio_pin_status_mask;
/* i2c masters */
u8 tuner_i2c_master;
u8 demod_i2c_master;
u8 ir_i2c_master;
/* for devices with I2C chips for IR */
char *rc_map_name;
unsigned int max_range_640_480:1;
unsigned int has_dvb:1;
unsigned int has_417:1;
unsigned int valid:1;
unsigned int no_alt_vanc:1;
unsigned int external_av:1;
unsigned int dont_use_port_3:1;
unsigned char xclk, i2c_speed;
enum cx231xx_decoder decoder;
int output_mode;
struct cx231xx_input input[MAX_CX231XX_INPUT];
struct cx231xx_input radio;
struct rc_map *ir_codes;
};
/* device states */
enum cx231xx_dev_state {
DEV_INITIALIZED = 0x01,
DEV_DISCONNECTED = 0x02,
};
enum AFE_MODE {
AFE_MODE_LOW_IF,
AFE_MODE_BASEBAND,
AFE_MODE_EU_HI_IF,
AFE_MODE_US_HI_IF,
AFE_MODE_JAPAN_HI_IF
};
enum AUDIO_INPUT {
AUDIO_INPUT_MUTE,
AUDIO_INPUT_LINE,
AUDIO_INPUT_TUNER_TV,
AUDIO_INPUT_SPDIF,
AUDIO_INPUT_TUNER_FM
};
#define CX231XX_AUDIO_BUFS 5
#define CX231XX_NUM_AUDIO_PACKETS 16
#define CX231XX_ISO_NUM_AUDIO_PACKETS 64
/* cx231xx extensions */
#define CX231XX_AUDIO 0x10
#define CX231XX_DVB 0x20
struct cx231xx_audio {
char name[50];
char *transfer_buffer[CX231XX_AUDIO_BUFS];
struct urb *urb[CX231XX_AUDIO_BUFS];
struct usb_device *udev;
unsigned int capture_transfer_done;
struct snd_pcm_substream *capture_pcm_substream;
unsigned int hwptr_done_capture;
struct snd_card *sndcard;
int users, shutdown;
/* locks */
spinlock_t slock;
int alt; /* alternate */
int max_pkt_size; /* max packet size of isoc transaction */
int num_alt; /* Number of alternative settings */
unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
u16 end_point_addr;
};
struct cx231xx;
struct cx231xx_fh {
struct v4l2_fh fh;
struct cx231xx *dev;
unsigned int stream_on:1; /* Locks streams */
enum v4l2_buf_type type;
struct videobuf_queue vb_vidq;
/* vbi capture */
struct videobuf_queue vidq;
struct videobuf_queue vbiq;
/* MPEG Encoder specifics ONLY */
atomic_t v4l_reading;
};
/*****************************************************************/
/* set/get i2c */
/* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */
#define I2C_SPEED_1M 0x0
#define I2C_SPEED_400K 0x1
#define I2C_SPEED_100K 0x2
#define I2C_SPEED_5M 0x3
/* 0-- STOP transaction */
#define I2C_STOP 0x0
/* 1-- do not transmit STOP at end of transaction */
#define I2C_NOSTOP 0x1
/* 1--allow slave to insert clock wait states */
#define I2C_SYNC 0x1
struct cx231xx_i2c {
struct cx231xx *dev;
int nr;
/* i2c i/o */
struct i2c_adapter i2c_adap;
struct i2c_client i2c_client;
u32 i2c_rc;
/* different settings for each bus */
u8 i2c_period;
u8 i2c_nostop;
u8 i2c_reserve;
};
struct cx231xx_i2c_xfer_data {
u8 dev_addr;
u8 direction; /* 1 - IN, 0 - OUT */
u8 saddr_len; /* sub address len */
u16 saddr_dat; /* sub addr data */
u8 buf_size; /* buffer size */
u8 *p_buffer; /* pointer to the buffer */
};
struct VENDOR_REQUEST_IN {
u8 bRequest;
u16 wValue;
u16 wIndex;
u16 wLength;
u8 direction;
u8 bData;
u8 *pBuff;
};
struct cx231xx_tvnorm {
char *name;
v4l2_std_id id;
u32 cxiformat;
u32 cxoformat;
};
enum TRANSFER_TYPE {
Raw_Video = 0,
Audio,
Vbi, /* VANC */
Sliced_cc, /* HANC */
TS1_serial_mode,
TS2,
TS1_parallel_mode
} ;
struct cx231xx_video_mode {
/* Isoc control struct */
struct cx231xx_dmaqueue vidq;
struct cx231xx_isoc_ctl isoc_ctl;
struct cx231xx_bulk_ctl bulk_ctl;
/* locks */
spinlock_t slock;
/* usb transfer */
int alt; /* alternate */
int max_pkt_size; /* max packet size of isoc transaction */
int num_alt; /* Number of alternative settings */
unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
u16 end_point_addr;
};
/*
struct cx23885_dmaqueue {
struct list_head active;
struct list_head queued;
struct timer_list timeout;
struct btcx_riscmem stopper;
u32 count;
};
*/
struct cx231xx_tsport {
struct cx231xx *dev;
int nr;
int sram_chno;
struct videobuf_dvb_frontends frontends;
/* dma queues */
u32 ts_packet_size;
u32 ts_packet_count;
int width;
int height;
/* locks */
spinlock_t slock;
/* registers */
u32 reg_gpcnt;
u32 reg_gpcnt_ctl;
u32 reg_dma_ctl;
u32 reg_lngth;
u32 reg_hw_sop_ctrl;
u32 reg_gen_ctrl;
u32 reg_bd_pkt_status;
u32 reg_sop_status;
u32 reg_fifo_ovfl_stat;
u32 reg_vld_misc;
u32 reg_ts_clk_en;
u32 reg_ts_int_msk;
u32 reg_ts_int_stat;
u32 reg_src_sel;
/* Default register vals */
int pci_irqmask;
u32 dma_ctl_val;
u32 ts_int_msk_val;
u32 gen_ctrl_val;
u32 ts_clk_en_val;
u32 src_sel_val;
u32 vld_misc_val;
u32 hw_sop_ctrl_val;
/* Allow a single tsport to have multiple frontends */
u32 num_frontends;
void *port_priv;
};
/* main device struct */
struct cx231xx {
/* generic device properties */
char name[30]; /* name (including minor) of the device */
int model; /* index in the device_data struct */
int devno; /* marks the number of this device */
struct cx231xx_board board;
/* For I2C IR support */
struct IR_i2c_init_data init_data;
struct i2c_client *ir_i2c_client;
unsigned int stream_on:1; /* Locks streams */
unsigned int vbi_stream_on:1; /* Locks streams for VBI */
unsigned int has_audio_class:1;
unsigned int has_alsa_audio:1;
struct cx231xx_fmt *format;
struct v4l2_device v4l2_dev;
struct v4l2_subdev *sd_cx25840;
struct v4l2_subdev *sd_tuner;
struct v4l2_ctrl_handler ctrl_handler;
struct v4l2_ctrl_handler radio_ctrl_handler;
struct cx2341x_handler mpeg_ctrl_handler;
struct work_struct wq_trigger; /* Trigger to start/stop audio for alsa module */
atomic_t stream_started; /* stream should be running if true */
struct list_head devlist;
int tuner_type; /* type of the tuner */
int tuner_addr; /* tuner address */
/* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
struct cx231xx_i2c i2c_bus[3];
unsigned int xc_fw_load_done:1;
/* locks */
struct mutex gpio_i2c_lock;
struct mutex i2c_lock;
/* video for linux */
int users; /* user count for exclusive use */
struct video_device *vdev; /* video for linux device struct */
v4l2_std_id norm; /* selected tv norm */
int ctl_freq; /* selected frequency */
unsigned int ctl_ainput; /* selected audio input */
/* frame properties */
int width; /* current frame width */
int height; /* current frame height */
int interlaced; /* 1=interlace fileds, 0=just top fileds */
struct cx231xx_audio adev;
/* states */
enum cx231xx_dev_state state;
struct work_struct request_module_wk;
/* locks */
struct mutex lock;
struct mutex ctrl_urb_lock; /* protects urb_buf */
struct list_head inqueue, outqueue;
wait_queue_head_t open, wait_frame, wait_stream;
struct video_device *vbi_dev;
struct video_device *radio_dev;
unsigned char eedata[256];
struct cx231xx_video_mode video_mode;
struct cx231xx_video_mode vbi_mode;
struct cx231xx_video_mode sliced_cc_mode;
struct cx231xx_video_mode ts1_mode;
atomic_t devlist_count;
struct usb_device *udev; /* the usb device */
char urb_buf[URB_MAX_CTRL_SIZE]; /* urb control msg buffer */
/* helper funcs that call usb_control_msg */
int (*cx231xx_read_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
char *buf, int len);
int (*cx231xx_write_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
char *buf, int len);
int (*cx231xx_send_usb_command) (struct cx231xx_i2c *i2c_bus,
struct cx231xx_i2c_xfer_data *req_data);
int (*cx231xx_gpio_i2c_read) (struct cx231xx *dev, u8 dev_addr,
u8 *buf, u8 len);
int (*cx231xx_gpio_i2c_write) (struct cx231xx *dev, u8 dev_addr,
u8 *buf, u8 len);
int (*cx231xx_set_analog_freq) (struct cx231xx *dev, u32 freq);
int (*cx231xx_reset_analog_tuner) (struct cx231xx *dev);
enum cx231xx_mode mode;
struct cx231xx_dvb *dvb;
/* Cx231xx supported PCB config's */
struct pcb_config current_pcb_config;
u8 current_scenario_idx;
u8 interface_count;
u8 max_iad_interface_count;
/* GPIO related register direction and values */
u32 gpio_dir;
u32 gpio_val;
/* Power Modes */
int power_mode;
/* afe parameters */
enum AFE_MODE afe_mode;
u32 afe_ref_count;
/* video related parameters */
u32 video_input;
u32 active_mode;
u8 vbi_or_sliced_cc_mode; /* 0 - vbi ; 1 - sliced cc mode */
enum cx231xx_std_mode std_mode; /* 0 - Air; 1 - cable */
/*mode: digital=1 or analog=0*/
u8 mode_tv;
u8 USE_ISO;
struct cx231xx_tvnorm encodernorm;
struct cx231xx_tsport ts1, ts2;
struct video_device *v4l_device;
atomic_t v4l_reader_count;
u32 freq;
unsigned int input;
u32 cx23417_mailbox;
u32 __iomem *lmmio;
u8 __iomem *bmmio;
};
extern struct list_head cx231xx_devlist;
#define cx25840_call(cx231xx, o, f, args...) \
v4l2_subdev_call(cx231xx->sd_cx25840, o, f, ##args)
#define tuner_call(cx231xx, o, f, args...) \
v4l2_subdev_call(cx231xx->sd_tuner, o, f, ##args)
#define call_all(dev, o, f, args...) \
v4l2_device_call_until_err(&dev->v4l2_dev, 0, o, f, ##args)
struct cx231xx_ops {
struct list_head next;
char *name;
int id;
int (*init) (struct cx231xx *);
int (*fini) (struct cx231xx *);
};
/* call back functions in dvb module */
int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq);
int cx231xx_reset_analog_tuner(struct cx231xx *dev);
/* Provided by cx231xx-i2c.c */
void cx231xx_do_i2c_scan(struct cx231xx *dev, struct i2c_client *c);
int cx231xx_i2c_register(struct cx231xx_i2c *bus);
int cx231xx_i2c_unregister(struct cx231xx_i2c *bus);
/* Internal block control functions */
int cx231xx_read_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
u8 saddr_len, u32 *data, u8 data_len, int master);
int cx231xx_write_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
u8 saddr_len, u32 data, u8 data_len, int master);
int cx231xx_read_i2c_data(struct cx231xx *dev, u8 dev_addr,
u16 saddr, u8 saddr_len, u32 *data, u8 data_len);
int cx231xx_write_i2c_data(struct cx231xx *dev, u8 dev_addr,
u16 saddr, u8 saddr_len, u32 data, u8 data_len);
int cx231xx_reg_mask_write(struct cx231xx *dev, u8 dev_addr, u8 size,
u16 register_address, u8 bit_start, u8 bit_end,
u32 value);
int cx231xx_read_modify_write_i2c_dword(struct cx231xx *dev, u8 dev_addr,
u16 saddr, u32 mask, u32 value);
u32 cx231xx_set_field(u32 field_mask, u32 data);
/*verve r/w*/
void initGPIO(struct cx231xx *dev);
void uninitGPIO(struct cx231xx *dev);
/* afe related functions */
int cx231xx_afe_init_super_block(struct cx231xx *dev, u32 ref_count);
int cx231xx_afe_init_channels(struct cx231xx *dev);
int cx231xx_afe_setup_AFE_for_baseband(struct cx231xx *dev);
int cx231xx_afe_set_input_mux(struct cx231xx *dev, u32 input_mux);
int cx231xx_afe_set_mode(struct cx231xx *dev, enum AFE_MODE mode);
int cx231xx_afe_update_power_control(struct cx231xx *dev,
enum AV_MODE avmode);
int cx231xx_afe_adjust_ref_count(struct cx231xx *dev, u32 video_input);
/* i2s block related functions */
int cx231xx_i2s_blk_initialize(struct cx231xx *dev);
int cx231xx_i2s_blk_update_power_control(struct cx231xx *dev,
enum AV_MODE avmode);
int cx231xx_i2s_blk_set_audio_input(struct cx231xx *dev, u8 audio_input);
/* DIF related functions */
int cx231xx_dif_configure_C2HH_for_low_IF(struct cx231xx *dev, u32 mode,
u32 function_mode, u32 standard);
void cx231xx_set_Colibri_For_LowIF(struct cx231xx *dev, u32 if_freq,
u8 spectral_invert, u32 mode);
u32 cx231xx_Get_Colibri_CarrierOffset(u32 mode, u32 standerd);
void cx231xx_set_DIF_bandpass(struct cx231xx *dev, u32 if_freq,
u8 spectral_invert, u32 mode);
void cx231xx_Setup_AFE_for_LowIF(struct cx231xx *dev);
void reset_s5h1432_demod(struct cx231xx *dev);
void cx231xx_dump_HH_reg(struct cx231xx *dev);
void update_HH_register_after_set_DIF(struct cx231xx *dev);
void cx231xx_dump_SC_reg(struct cx231xx *dev);
int cx231xx_dif_set_standard(struct cx231xx *dev, u32 standard);
int cx231xx_tuner_pre_channel_change(struct cx231xx *dev);
int cx231xx_tuner_post_channel_change(struct cx231xx *dev);
/* video parser functions */
u8 cx231xx_find_next_SAV_EAV(u8 *p_buffer, u32 buffer_size,
u32 *p_bytes_used);
u8 cx231xx_find_boundary_SAV_EAV(u8 *p_buffer, u8 *partial_buf,
u32 *p_bytes_used);
int cx231xx_do_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
u8 *p_buffer, u32 bytes_to_copy);
void cx231xx_reset_video_buffer(struct cx231xx *dev,
struct cx231xx_dmaqueue *dma_q);
u8 cx231xx_is_buffer_done(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q);
u32 cx231xx_copy_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
u8 *p_line, u32 length, int field_number);
u32 cx231xx_get_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
u8 sav_eav, u8 *p_buffer, u32 buffer_size);
void cx231xx_swab(u16 *from, u16 *to, u16 len);
/* Provided by cx231xx-core.c */
u32 cx231xx_request_buffers(struct cx231xx *dev, u32 count);
void cx231xx_queue_unusedframes(struct cx231xx *dev);
void cx231xx_release_buffers(struct cx231xx *dev);
/* read from control pipe */
int cx231xx_read_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
char *buf, int len);
/* write to control pipe */
int cx231xx_write_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
char *buf, int len);
int cx231xx_mode_register(struct cx231xx *dev, u16 address, u32 mode);
int cx231xx_send_vendor_cmd(struct cx231xx *dev,
struct VENDOR_REQUEST_IN *ven_req);
int cx231xx_send_usb_command(struct cx231xx_i2c *i2c_bus,
struct cx231xx_i2c_xfer_data *req_data);
/* Gpio related functions */
int cx231xx_send_gpio_cmd(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val,
u8 len, u8 request, u8 direction);
int cx231xx_set_gpio_value(struct cx231xx *dev, int pin_number, int pin_value);
int cx231xx_set_gpio_direction(struct cx231xx *dev, int pin_number,
int pin_value);
int cx231xx_gpio_i2c_start(struct cx231xx *dev);
int cx231xx_gpio_i2c_end(struct cx231xx *dev);
int cx231xx_gpio_i2c_write_byte(struct cx231xx *dev, u8 data);
int cx231xx_gpio_i2c_read_byte(struct cx231xx *dev, u8 *buf);
int cx231xx_gpio_i2c_read_ack(struct cx231xx *dev);
int cx231xx_gpio_i2c_write_ack(struct cx231xx *dev);
int cx231xx_gpio_i2c_write_nak(struct cx231xx *dev);
int cx231xx_gpio_i2c_read(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
int cx231xx_gpio_i2c_write(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
/* audio related functions */
int cx231xx_set_audio_decoder_input(struct cx231xx *dev,
enum AUDIO_INPUT audio_input);
int cx231xx_capture_start(struct cx231xx *dev, int start, u8 media_type);
int cx231xx_set_video_alternate(struct cx231xx *dev);
int cx231xx_set_alt_setting(struct cx231xx *dev, u8 index, u8 alt);
int is_fw_load(struct cx231xx *dev);
int cx231xx_check_fw(struct cx231xx *dev);
int cx231xx_init_isoc(struct cx231xx *dev, int max_packets,
int num_bufs, int max_pkt_size,
int (*isoc_copy) (struct cx231xx *dev,
struct urb *urb));
int cx231xx_init_bulk(struct cx231xx *dev, int max_packets,
int num_bufs, int max_pkt_size,
int (*bulk_copy) (struct cx231xx *dev,
struct urb *urb));
void cx231xx_stop_TS1(struct cx231xx *dev);
void cx231xx_start_TS1(struct cx231xx *dev);
void cx231xx_uninit_isoc(struct cx231xx *dev);
void cx231xx_uninit_bulk(struct cx231xx *dev);
int cx231xx_set_mode(struct cx231xx *dev, enum cx231xx_mode set_mode);
int cx231xx_unmute_audio(struct cx231xx *dev);
int cx231xx_ep5_bulkout(struct cx231xx *dev, u8 *firmware, u16 size);
void cx231xx_disable656(struct cx231xx *dev);
void cx231xx_enable656(struct cx231xx *dev);
int cx231xx_demod_reset(struct cx231xx *dev);
int cx231xx_gpio_set(struct cx231xx *dev, struct cx231xx_reg_seq *gpio);
/* Device list functions */
void cx231xx_release_resources(struct cx231xx *dev);
void cx231xx_release_analog_resources(struct cx231xx *dev);
int cx231xx_register_analog_devices(struct cx231xx *dev);
void cx231xx_remove_from_devlist(struct cx231xx *dev);
void cx231xx_add_into_devlist(struct cx231xx *dev);
void cx231xx_init_extension(struct cx231xx *dev);
void cx231xx_close_extension(struct cx231xx *dev);
/* hardware init functions */
int cx231xx_dev_init(struct cx231xx *dev);
void cx231xx_dev_uninit(struct cx231xx *dev);
void cx231xx_config_i2c(struct cx231xx *dev);
int cx231xx_config(struct cx231xx *dev);
/* Stream control functions */
int cx231xx_start_stream(struct cx231xx *dev, u32 ep_mask);
int cx231xx_stop_stream(struct cx231xx *dev, u32 ep_mask);
int cx231xx_initialize_stream_xfer(struct cx231xx *dev, u32 media_type);
/* Power control functions */
int cx231xx_set_power_mode(struct cx231xx *dev, enum AV_MODE mode);
int cx231xx_power_suspend(struct cx231xx *dev);
/* chip specific control functions */
int cx231xx_init_ctrl_pin_status(struct cx231xx *dev);
int cx231xx_set_agc_analog_digital_mux_select(struct cx231xx *dev,
u8 analog_or_digital);
int cx231xx_enable_i2c_port_3(struct cx231xx *dev, bool is_port_3);
/* video audio decoder related functions */
void video_mux(struct cx231xx *dev, int index);
int cx231xx_set_video_input_mux(struct cx231xx *dev, u8 input);
int cx231xx_set_decoder_video_input(struct cx231xx *dev, u8 pin_type, u8 input);
int cx231xx_do_mode_ctrl_overrides(struct cx231xx *dev);
int cx231xx_set_audio_input(struct cx231xx *dev, u8 input);
/* Provided by cx231xx-video.c */
int cx231xx_register_extension(struct cx231xx_ops *dev);
void cx231xx_unregister_extension(struct cx231xx_ops *dev);
void cx231xx_init_extension(struct cx231xx *dev);
void cx231xx_close_extension(struct cx231xx *dev);
int cx231xx_querycap(struct file *file, void *priv,
struct v4l2_capability *cap);
int cx231xx_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t);
int cx231xx_s_tuner(struct file *file, void *priv, const struct v4l2_tuner *t);
int cx231xx_g_frequency(struct file *file, void *priv,
struct v4l2_frequency *f);
int cx231xx_s_frequency(struct file *file, void *priv,
const struct v4l2_frequency *f);
int cx231xx_enum_input(struct file *file, void *priv,
struct v4l2_input *i);
int cx231xx_g_input(struct file *file, void *priv, unsigned int *i);
int cx231xx_s_input(struct file *file, void *priv, unsigned int i);
int cx231xx_g_chip_ident(struct file *file, void *fh, struct v4l2_dbg_chip_ident *chip);
int cx231xx_g_register(struct file *file, void *priv,
struct v4l2_dbg_register *reg);
int cx231xx_s_register(struct file *file, void *priv,
const struct v4l2_dbg_register *reg);
/* Provided by cx231xx-cards.c */
extern void cx231xx_pre_card_setup(struct cx231xx *dev);
extern void cx231xx_card_setup(struct cx231xx *dev);
extern struct cx231xx_board cx231xx_boards[];
extern struct usb_device_id cx231xx_id_table[];
extern const unsigned int cx231xx_bcount;
int cx231xx_tuner_callback(void *ptr, int component, int command, int arg);
/* cx23885-417.c */
extern int cx231xx_417_register(struct cx231xx *dev);
extern void cx231xx_417_unregister(struct cx231xx *dev);
/* cx23885-input.c */
#if defined(CONFIG_VIDEO_CX231XX_RC)
int cx231xx_ir_init(struct cx231xx *dev);
void cx231xx_ir_exit(struct cx231xx *dev);
#else
#define cx231xx_ir_init(dev) (0)
#define cx231xx_ir_exit(dev) (0)
#endif
/* printk macros */
#define cx231xx_err(fmt, arg...) do {\
printk(KERN_ERR fmt , ##arg); } while (0)
#define cx231xx_errdev(fmt, arg...) do {\
printk(KERN_ERR "%s: "fmt,\
dev->name , ##arg); } while (0)
#define cx231xx_info(fmt, arg...) do {\
printk(KERN_INFO "%s: "fmt,\
dev->name , ##arg); } while (0)
#define cx231xx_warn(fmt, arg...) do {\
printk(KERN_WARNING "%s: "fmt,\
dev->name , ##arg); } while (0)
static inline unsigned int norm_maxw(struct cx231xx *dev)
{
if (dev->board.max_range_640_480)
return 640;
else
return 720;
}
static inline unsigned int norm_maxh(struct cx231xx *dev)
{
if (dev->board.max_range_640_480)
return 480;
else
return (dev->norm & V4L2_STD_625_50) ? 576 : 480;
}
#endif
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