| /* |
| 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 <media/videobuf-vmalloc.h> |
| |
| #include <linux/i2c.h> |
| #include <linux/i2c-algo-bit.h> |
| #include <linux/mutex.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-config.h" |
| #include "cx231xx-conf-reg.h" |
| |
| #define CX231XX_VERSION_CODE KERNEL_VERSION(0, 1, 0) |
| #define DRIVER_NAME "cx231xx" |
| #define PWR_SLEEP_INTERVAL 5 |
| |
| /* I2C addresses for control block in Cx231xx */ |
| #define Colibri_DEVICE_ADDRESS 0x60 |
| #define Flatrion_DEVICE_ADDRESS 0x98 |
| #define HAMMERHEAD_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 |
| }; |
| |
| typedef enum _I2C_MASTER_PORT { |
| I2C_0 = 0, |
| I2C_1 = 1, |
| I2C_2 = 2, |
| I2C_3 = 3 |
| } CX231XX_I2C_MASTER_PORT; |
| |
| 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 */ |
| #define I2C_SPEED_1M 0x0 /* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */ |
| #define I2C_SPEED_400K 0x1 /* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */ |
| #define I2C_SPEED_100K 0x2 /* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */ |
| #define I2C_SPEED_5M 0x3 /* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */ |
| |
| #define I2C_STOP 0x0 /* 0-- STOP transaction */ |
| #define I2C_NOSTOP 0x1 /* 1-- do not transmit STOP at end of transaction */ |
| #define I2C_SYNC 0x1 /* 1--alllow slave to insert clock wait states */ |
| |
| 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 */ |
| }; |
| |
| typedef struct _VENDOR_REQUEST_IN { |
| u8 bRequest; |
| u16 wValue; |
| u16 wIndex; |
| u16 wLength; |
| u8 direction; |
| u8 bData; |
| u8 *pBuff; |
| } VENDOR_REQUEST_IN, *PVENDOR_REQUEST_IN; |
| |
| struct cx231xx_ctrl { |
| struct v4l2_queryctrl v; |
| u32 off; |
| u32 reg; |
| u32 mask; |
| u32 shift; |
| }; |
| |
| typedef enum { |
| Raw_Video = 0, |
| Audio, |
| Vbi, /* VANC */ |
| Sliced_cc, /* HANC */ |
| TS1_serial_mode, |
| TS2, |
| TS1_parallel_mode |
| } TRANSFER_TYPE; |
| |
| 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 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; |
| |
| /* colibri parameters */ |
| enum AFE_MODE colibri_mode; |
| u32 colibri_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 */ |
| |
| }; |
| |
| 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_i2c_call_clients(struct cx231xx_i2c *bus, unsigned int cmd, |
| void *arg); |
| 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); |
| |
| /* Colibri related functions */ |
| int cx231xx_colibri_init_super_block(struct cx231xx *dev, u32 ref_count); |
| int cx231xx_colibri_init_channels(struct cx231xx *dev); |
| int cx231xx_colibri_setup_AFE_for_baseband(struct cx231xx *dev); |
| int cx231xx_colibri_set_input_mux(struct cx231xx *dev, u32 input_mux); |
| int cx231xx_colibri_set_mode(struct cx231xx *dev, enum AFE_MODE mode); |
| int cx231xx_colibri_update_power_control(struct cx231xx *dev, AV_MODE avmode); |
| int cx231xx_colibri_adjust_ref_count(struct cx231xx *dev, u32 video_input); |
| |
| /* flatiron related functions */ |
| int cx231xx_flatiron_initialize(struct cx231xx *dev); |
| int cx231xx_flatiron_update_power_control(struct cx231xx *dev, AV_MODE avmode); |
| int cx231xx_flatiron_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, 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, 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 |