diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-04-08 10:35:30 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-04-08 10:35:30 +0200 |
commit | 5ea472a77f8e4811ceee3f44a9deda6ad6e8b789 (patch) | |
tree | a9ec5019e2b666a19874fc344ffb0dd5da6bce94 /drivers/media/video/cx231xx/cx231xx.h | |
parent | 6c009ecef8cca28c7c09eb16d0802e37915a76e1 (diff) | |
parent | 577c9c456f0e1371cbade38eaf91ae8e8a308555 (diff) |
Merge commit 'v2.6.30-rc1' into perfcounters/core
Conflicts:
arch/powerpc/include/asm/systbl.h
arch/powerpc/include/asm/unistd.h
include/linux/init_task.h
Merge reason: the conflicts are non-trivial: PowerPC placement
of sys_perf_counter_open has to be mixed with the
new preadv/pwrite syscalls.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/media/video/cx231xx/cx231xx.h')
-rw-r--r-- | drivers/media/video/cx231xx/cx231xx.h | 779 |
1 files changed, 779 insertions, 0 deletions
diff --git a/drivers/media/video/cx231xx/cx231xx.h b/drivers/media/video/cx231xx/cx231xx.h new file mode 100644 index 00000000000..aa4a23ef491 --- /dev/null +++ b/drivers/media/video/cx231xx/cx231xx.h @@ -0,0 +1,779 @@ +/* + 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/i2c-algo-bit.h> +#include <linux/mutex.h> + + +#include <media/videobuf-vmalloc.h> +#include <media/v4l2-device.h> +#include <media/ir-kbd-i2c.h> +#if defined(CONFIG_VIDEO_CX231XX_DVB) || \ + defined(CONFIG_VIDEO_CX231XX_DVB_MODULE) +#include <media/videobuf-dvb.h> +#endif + +#include "cx231xx-reg.h" +#include "cx231xx-pcb-cfg.h" +#include "cx231xx-conf-reg.h" + +#define DRIVER_NAME "cx231xx" +#define PWR_SLEEP_INTERVAL 5 + +/* 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 DIF_USE_BASEBAND 0xFFFFFFFF + +/* Boards supported by driver */ +#define CX231XX_BOARD_UNKNOWN 0 +#define CX231XX_BOARD_CNXT_RDE_250 1 +#define CX231XX_BOARD_CNXT_RDU_250 2 + +/* 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) + +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_usb_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_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; +}; + +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; +}; + +/* 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; + u8 tuner_sif_gpio; + u8 tuner_scl_gpio; + u8 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; + + unsigned int max_range_640_480:1; + unsigned int has_dvb:1; + unsigned int valid:1; + + unsigned char xclk, i2c_speed; + + enum cx231xx_decoder decoder; + + struct cx231xx_input input[MAX_CX231XX_INPUT]; + struct cx231xx_input radio; + IR_KEYTAB_TYPE *ir_codes; +}; + +/* device states */ +enum cx231xx_dev_state { + DEV_INITIALIZED = 0x01, + DEV_DISCONNECTED = 0x02, + DEV_MISCONFIGURED = 0x04, +}; + +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 64 +#define CX231XX_CAPTURE_STREAM_EN 1 +#define CX231XX_STOP_AUDIO 0 +#define CX231XX_START_AUDIO 1 + +/* 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; + enum cx231xx_stream_state capture_stream; + 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 cx231xx *dev; + unsigned int stream_on:1; /* Locks streams */ + int radio; + + struct videobuf_queue vb_vidq; + + enum v4l2_buf_type type; +}; + +/*****************************************************************/ +/* 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--alllow 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_algo_bit_data i2c_algo; + 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_ctrl { + struct v4l2_queryctrl v; + u32 off; + u32 reg; + u32 mask; + u32 shift; +}; + +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_usb_isoc_ctl isoc_ctl; + 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; +}; + +/* 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; + + 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 cx231xx_IR *ir; + + 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); +void get_scale(struct cx231xx *dev, + unsigned int width, unsigned int height, + unsigned int *hscale, unsigned int *vscale); + +/* 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_set_ir(struct cx231xx *dev, struct IR_i2c *ir); +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 |