777 lines
22 KiB
C
777 lines
22 KiB
C
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/*
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cx231xx.h - driver for Conexant Cx23100/101/102 USB video capture devices
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Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
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Based on em28xx driver
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef _CX231XX_H
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#define _CX231XX_H
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#include <linux/videodev2.h>
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#include <linux/types.h>
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#include <linux/ioctl.h>
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#include <linux/i2c.h>
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#include <linux/i2c-algo-bit.h>
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#include <linux/mutex.h>
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#include <media/videobuf-vmalloc.h>
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#include <media/v4l2-device.h>
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#include <media/ir-kbd-i2c.h>
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#if defined(CONFIG_VIDEO_CX231XX_DVB) || \
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defined(CONFIG_VIDEO_CX231XX_DVB_MODULE)
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#include <media/videobuf-dvb.h>
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#endif
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#include "cx231xx-reg.h"
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#include "cx231xx-pcb-cfg.h"
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#include "cx231xx-conf-reg.h"
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#define DRIVER_NAME "cx231xx"
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#define PWR_SLEEP_INTERVAL 5
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/* I2C addresses for control block in Cx231xx */
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#define AFE_DEVICE_ADDRESS 0x60
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#define I2S_BLK_DEVICE_ADDRESS 0x98
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#define VID_BLK_I2C_ADDRESS 0x88
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#define DIF_USE_BASEBAND 0xFFFFFFFF
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/* Boards supported by driver */
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#define CX231XX_BOARD_UNKNOWN 0
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#define CX231XX_BOARD_CNXT_RDE_250 1
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#define CX231XX_BOARD_CNXT_RDU_250 2
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/* Limits minimum and default number of buffers */
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#define CX231XX_MIN_BUF 4
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#define CX231XX_DEF_BUF 12
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#define CX231XX_DEF_VBI_BUF 6
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#define VBI_LINE_COUNT 17
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#define VBI_LINE_LENGTH 1440
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/*Limits the max URB message size */
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#define URB_MAX_CTRL_SIZE 80
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/* Params for validated field */
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#define CX231XX_BOARD_NOT_VALIDATED 1
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#define CX231XX_BOARD_VALIDATED 0
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/* maximum number of cx231xx boards */
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#define CX231XX_MAXBOARDS 8
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/* maximum number of frames that can be queued */
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#define CX231XX_NUM_FRAMES 5
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/* number of buffers for isoc transfers */
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#define CX231XX_NUM_BUFS 8
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/* number of packets for each buffer
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windows requests only 40 packets .. so we better do the same
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this is what I found out for all alternate numbers there!
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*/
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#define CX231XX_NUM_PACKETS 40
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/* default alternate; 0 means choose the best */
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#define CX231XX_PINOUT 0
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#define CX231XX_INTERLACED_DEFAULT 1
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/* time to wait when stopping the isoc transfer */
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#define CX231XX_URB_TIMEOUT \
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msecs_to_jiffies(CX231XX_NUM_BUFS * CX231XX_NUM_PACKETS)
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enum cx231xx_mode {
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CX231XX_SUSPEND,
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CX231XX_ANALOG_MODE,
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CX231XX_DIGITAL_MODE,
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};
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enum cx231xx_std_mode {
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CX231XX_TV_AIR = 0,
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CX231XX_TV_CABLE
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};
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enum cx231xx_stream_state {
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STREAM_OFF,
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STREAM_INTERRUPT,
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STREAM_ON,
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};
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struct cx231xx;
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struct cx231xx_usb_isoc_ctl {
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/* max packet size of isoc transaction */
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int max_pkt_size;
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/* number of allocated urbs */
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int num_bufs;
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/* urb for isoc transfers */
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struct urb **urb;
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/* transfer buffers for isoc transfer */
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char **transfer_buffer;
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/* Last buffer command and region */
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u8 cmd;
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int pos, size, pktsize;
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/* Last field: ODD or EVEN? */
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int field;
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/* Stores incomplete commands */
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u32 tmp_buf;
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int tmp_buf_len;
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/* Stores already requested buffers */
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struct cx231xx_buffer *buf;
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/* Stores the number of received fields */
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int nfields;
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/* isoc urb callback */
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int (*isoc_copy) (struct cx231xx *dev, struct urb *urb);
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};
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struct cx231xx_fmt {
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char *name;
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u32 fourcc; /* v4l2 format id */
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int depth;
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int reg;
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};
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/* buffer for one video frame */
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struct cx231xx_buffer {
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/* common v4l buffer stuff -- must be first */
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struct videobuf_buffer vb;
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struct list_head frame;
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int top_field;
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int receiving;
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};
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struct cx231xx_dmaqueue {
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struct list_head active;
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struct list_head queued;
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wait_queue_head_t wq;
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/* Counters to control buffer fill */
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int pos;
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u8 is_partial_line;
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u8 partial_buf[8];
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u8 last_sav;
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int current_field;
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u32 bytes_left_in_line;
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u32 lines_completed;
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u8 field1_done;
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u32 lines_per_field;
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};
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/* inputs */
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#define MAX_CX231XX_INPUT 4
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enum cx231xx_itype {
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CX231XX_VMUX_COMPOSITE1 = 1,
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CX231XX_VMUX_SVIDEO,
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CX231XX_VMUX_TELEVISION,
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CX231XX_VMUX_CABLE,
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CX231XX_RADIO,
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CX231XX_VMUX_DVB,
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CX231XX_VMUX_DEBUG
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};
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enum cx231xx_v_input {
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CX231XX_VIN_1_1 = 0x1,
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CX231XX_VIN_2_1,
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CX231XX_VIN_3_1,
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CX231XX_VIN_4_1,
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CX231XX_VIN_1_2 = 0x01,
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CX231XX_VIN_2_2,
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CX231XX_VIN_3_2,
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CX231XX_VIN_1_3 = 0x1,
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CX231XX_VIN_2_3,
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CX231XX_VIN_3_3,
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};
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/* cx231xx has two audio inputs: tuner and line in */
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enum cx231xx_amux {
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/* This is the only entry for cx231xx tuner input */
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CX231XX_AMUX_VIDEO, /* cx231xx tuner */
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CX231XX_AMUX_LINE_IN, /* Line In */
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};
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struct cx231xx_reg_seq {
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unsigned char bit;
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unsigned char val;
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int sleep;
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};
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struct cx231xx_input {
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enum cx231xx_itype type;
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unsigned int vmux;
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enum cx231xx_amux amux;
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struct cx231xx_reg_seq *gpio;
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};
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#define INPUT(nr) (&cx231xx_boards[dev->model].input[nr])
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enum cx231xx_decoder {
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CX231XX_NODECODER,
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CX231XX_AVDECODER
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};
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enum CX231XX_I2C_MASTER_PORT {
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I2C_0 = 0,
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I2C_1 = 1,
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I2C_2 = 2,
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I2C_3 = 3
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};
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struct cx231xx_board {
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char *name;
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int vchannels;
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int tuner_type;
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int tuner_addr;
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v4l2_std_id norm; /* tv norm */
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/* demod related */
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int demod_addr;
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u8 demod_xfer_mode; /* 0 - Serial; 1 - parallel */
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/* GPIO Pins */
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struct cx231xx_reg_seq *dvb_gpio;
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struct cx231xx_reg_seq *suspend_gpio;
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struct cx231xx_reg_seq *tuner_gpio;
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u8 tuner_sif_gpio;
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u8 tuner_scl_gpio;
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u8 tuner_sda_gpio;
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/* PIN ctrl */
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u32 ctl_pin_status_mask;
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u8 agc_analog_digital_select_gpio;
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u32 gpio_pin_status_mask;
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/* i2c masters */
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u8 tuner_i2c_master;
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u8 demod_i2c_master;
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unsigned int max_range_640_480:1;
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unsigned int has_dvb:1;
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unsigned int valid:1;
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unsigned char xclk, i2c_speed;
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enum cx231xx_decoder decoder;
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struct cx231xx_input input[MAX_CX231XX_INPUT];
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struct cx231xx_input radio;
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struct ir_scancode_table *ir_codes;
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};
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/* device states */
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enum cx231xx_dev_state {
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DEV_INITIALIZED = 0x01,
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DEV_DISCONNECTED = 0x02,
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DEV_MISCONFIGURED = 0x04,
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};
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enum AFE_MODE {
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AFE_MODE_LOW_IF,
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AFE_MODE_BASEBAND,
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AFE_MODE_EU_HI_IF,
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AFE_MODE_US_HI_IF,
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AFE_MODE_JAPAN_HI_IF
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};
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enum AUDIO_INPUT {
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AUDIO_INPUT_MUTE,
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AUDIO_INPUT_LINE,
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AUDIO_INPUT_TUNER_TV,
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AUDIO_INPUT_SPDIF,
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AUDIO_INPUT_TUNER_FM
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};
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#define CX231XX_AUDIO_BUFS 5
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#define CX231XX_NUM_AUDIO_PACKETS 64
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#define CX231XX_CAPTURE_STREAM_EN 1
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#define CX231XX_STOP_AUDIO 0
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#define CX231XX_START_AUDIO 1
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/* cx231xx extensions */
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#define CX231XX_AUDIO 0x10
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#define CX231XX_DVB 0x20
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struct cx231xx_audio {
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char name[50];
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char *transfer_buffer[CX231XX_AUDIO_BUFS];
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struct urb *urb[CX231XX_AUDIO_BUFS];
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struct usb_device *udev;
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unsigned int capture_transfer_done;
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struct snd_pcm_substream *capture_pcm_substream;
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unsigned int hwptr_done_capture;
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struct snd_card *sndcard;
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int users, shutdown;
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enum cx231xx_stream_state capture_stream;
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spinlock_t slock;
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int alt; /* alternate */
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int max_pkt_size; /* max packet size of isoc transaction */
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int num_alt; /* Number of alternative settings */
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unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
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u16 end_point_addr;
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};
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struct cx231xx;
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struct cx231xx_fh {
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struct cx231xx *dev;
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unsigned int stream_on:1; /* Locks streams */
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int radio;
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struct videobuf_queue vb_vidq;
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enum v4l2_buf_type type;
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};
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/*****************************************************************/
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/* set/get i2c */
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/* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */
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#define I2C_SPEED_1M 0x0
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#define I2C_SPEED_400K 0x1
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#define I2C_SPEED_100K 0x2
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#define I2C_SPEED_5M 0x3
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/* 0-- STOP transaction */
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#define I2C_STOP 0x0
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/* 1-- do not transmit STOP at end of transaction */
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#define I2C_NOSTOP 0x1
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/* 1--alllow slave to insert clock wait states */
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#define I2C_SYNC 0x1
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struct cx231xx_i2c {
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struct cx231xx *dev;
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int nr;
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/* i2c i/o */
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struct i2c_adapter i2c_adap;
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struct i2c_algo_bit_data i2c_algo;
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struct i2c_client i2c_client;
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u32 i2c_rc;
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/* different settings for each bus */
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u8 i2c_period;
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u8 i2c_nostop;
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u8 i2c_reserve;
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};
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struct cx231xx_i2c_xfer_data {
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u8 dev_addr;
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u8 direction; /* 1 - IN, 0 - OUT */
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u8 saddr_len; /* sub address len */
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u16 saddr_dat; /* sub addr data */
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u8 buf_size; /* buffer size */
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u8 *p_buffer; /* pointer to the buffer */
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};
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struct VENDOR_REQUEST_IN {
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u8 bRequest;
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u16 wValue;
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u16 wIndex;
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u16 wLength;
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u8 direction;
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u8 bData;
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u8 *pBuff;
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};
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struct cx231xx_ctrl {
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struct v4l2_queryctrl v;
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u32 off;
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u32 reg;
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u32 mask;
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u32 shift;
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};
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enum TRANSFER_TYPE {
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Raw_Video = 0,
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Audio,
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Vbi, /* VANC */
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Sliced_cc, /* HANC */
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TS1_serial_mode,
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TS2,
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TS1_parallel_mode
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} ;
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struct cx231xx_video_mode {
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/* Isoc control struct */
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struct cx231xx_dmaqueue vidq;
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struct cx231xx_usb_isoc_ctl isoc_ctl;
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spinlock_t slock;
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/* usb transfer */
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int alt; /* alternate */
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int max_pkt_size; /* max packet size of isoc transaction */
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int num_alt; /* Number of alternative settings */
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unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
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u16 end_point_addr;
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};
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/* main device struct */
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struct cx231xx {
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/* generic device properties */
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char name[30]; /* name (including minor) of the device */
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int model; /* index in the device_data struct */
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int devno; /* marks the number of this device */
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struct cx231xx_board board;
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unsigned int stream_on:1; /* Locks streams */
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unsigned int vbi_stream_on:1; /* Locks streams for VBI */
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unsigned int has_audio_class:1;
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unsigned int has_alsa_audio:1;
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struct cx231xx_fmt *format;
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struct v4l2_device v4l2_dev;
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struct v4l2_subdev *sd_cx25840;
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struct v4l2_subdev *sd_tuner;
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struct cx231xx_IR *ir;
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||
|
|
||
|
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;
|
||
|
struct mutex gpio_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 */
|
||
|
int mute;
|
||
|
int volume;
|
||
|
|
||
|
/* frame properties */
|
||
|
int width; /* current frame width */
|
||
|
int height; /* current frame height */
|
||
|
unsigned hscale; /* horizontal scale factor (see datasheet) */
|
||
|
unsigned vscale; /* vertical scale factor (see datasheet) */
|
||
|
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;
|
||
|
|
||
|
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 */
|
||
|
|
||
|
};
|
||
|
|
||
|
#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_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);
|
||
|
|
||
|
/* 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);
|
||
|
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_bit(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val);
|
||
|
int cx231xx_get_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val);
|
||
|
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_resolution_set(struct cx231xx *dev);
|
||
|
int cx231xx_set_video_alternate(struct cx231xx *dev);
|
||
|
int cx231xx_set_alt_setting(struct cx231xx *dev, u8 index, u8 alt);
|
||
|
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));
|
||
|
void cx231xx_uninit_isoc(struct cx231xx *dev);
|
||
|
int cx231xx_set_mode(struct cx231xx *dev, enum cx231xx_mode set_mode);
|
||
|
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);
|
||
|
struct cx231xx *cx231xx_get_device(int minor,
|
||
|
enum v4l2_buf_type *fh_type, int *has_radio);
|
||
|
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_for_tuner(struct cx231xx *dev, u8 I2CIndex);
|
||
|
|
||
|
/* 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);
|
||
|
|
||
|
/* 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;
|
||
|
void cx231xx_register_i2c_ir(struct cx231xx *dev);
|
||
|
int cx231xx_tuner_callback(void *ptr, int component, int command, int arg);
|
||
|
|
||
|
/* Provided by cx231xx-input.c */
|
||
|
int cx231xx_ir_init(struct cx231xx *dev);
|
||
|
int cx231xx_ir_fini(struct cx231xx *dev);
|
||
|
|
||
|
/* 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
|