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Diffstat (limited to 'v4l_experimental/xc3028/em28xx.h')
| -rw-r--r-- | v4l_experimental/xc3028/em28xx.h | 518 |
1 files changed, 0 insertions, 518 deletions
diff --git a/v4l_experimental/xc3028/em28xx.h b/v4l_experimental/xc3028/em28xx.h deleted file mode 100644 index 74fe6a047..000000000 --- a/v4l_experimental/xc3028/em28xx.h +++ /dev/null @@ -1,518 +0,0 @@ -/* - em28xx.h - driver for Empia EM2800/EM2820/2840 USB video capture devices - - Copyright (C) 2005 Markus Rechberger <mrechberger@gmail.com> - Ludovico Cavedon <cavedon@sssup.it> - Mauro Carvalho Chehab <mchehab@brturbo.com.br> - - Based on the em2800 driver from Sascha Sommer <saschasommer@freenet.de> - - 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 _EM28XX_H -#define _EM28XX_H - -#include "compat.h" -#include <linux/videodev.h> -#include <linux/i2c.h> -#include <media/ir-kbd-i2c.h> - -/* Boards supported by driver */ - -#define EM2800_BOARD_UNKNOWN 0 -#define EM2820_BOARD_UNKNOWN 1 -#define EM2820_BOARD_TERRATEC_CINERGY_250 2 -#define EM2820_BOARD_PINNACLE_USB_2 3 -#define EM2820_BOARD_HAUPPAUGE_WINTV_USB_2 4 -#define EM2820_BOARD_MSI_VOX_USB_2 5 -#define EM2800_BOARD_TERRATEC_CINERGY_200 6 -#define EM2800_BOARD_LEADTEK_WINFAST_USBII 7 -#define EM2800_BOARD_KWORLD_USB2800 8 -#define EM2820_BOARD_PINNACLE_DVC_90 9 -#define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900 10 -#define EM2880_BOARD_TERRATEC_HYBRID_XS 11 - -#define UNSET -1 - -/* maximum number of em28xx boards */ -#define EM28XX_MAXBOARDS 1 /*FIXME: should be bigger */ - -/* maximum number of frames that can be queued */ -#define EM28XX_NUM_FRAMES 5 -/* number of frames that get used for v4l2_read() */ -#define EM28XX_NUM_READ_FRAMES 2 - -/* number of buffers for isoc transfers */ -#define EM28XX_NUM_BUFS 5 - -/* 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 EM28XX_NUM_PACKETS 40 - -/* default alternate; 0 means choose the best */ -#define EM28XX_PINOUT 0 - -#define EM28XX_INTERLACED_DEFAULT 1 - -/* -#define (use usbview if you want to get the other alternate number infos) -#define -#define alternate number 2 -#define Endpoint Address: 82 - Direction: in - Attribute: 1 - Type: Isoc - Max Packet Size: 1448 - Interval: 125us - - alternate number 7 - - Endpoint Address: 82 - Direction: in - Attribute: 1 - Type: Isoc - Max Packet Size: 3072 - Interval: 125us -*/ - -/* time to wait when stopping the isoc transfer */ -#define EM28XX_URB_TIMEOUT msecs_to_jiffies(EM28XX_NUM_BUFS * EM28XX_NUM_PACKETS) - -/* time in msecs to wait for i2c writes to finish */ -#define EM2800_I2C_WRITE_TIMEOUT 20 - -/* the various frame states */ -enum em28xx_frame_state { - F_UNUSED = 0, - F_QUEUED, - F_GRABBING, - F_DONE, - F_ERROR, -}; - -/* stream states */ -enum em28xx_stream_state { - STREAM_OFF, - STREAM_INTERRUPT, - STREAM_ON, -}; - -/* frames */ -struct em28xx_frame_t { - void *bufmem; - struct v4l2_buffer buf; - enum em28xx_frame_state state; - struct list_head frame; - unsigned long vma_use_count; - int top_field; - int fieldbytesused; -}; - -/* io methods */ -enum em28xx_io_method { - IO_NONE, - IO_READ, - IO_MMAP, -}; - -/* inputs */ - -#define MAX_EM28XX_INPUT 4 -enum enum28xx_itype { - EM28XX_VMUX_COMPOSITE1 = 1, - EM28XX_VMUX_COMPOSITE2, - EM28XX_VMUX_COMPOSITE3, - EM28XX_VMUX_COMPOSITE4, - EM28XX_VMUX_SVIDEO, - EM28XX_VMUX_TELEVISION, - EM28XX_VMUX_CABLE, - EM28XX_VMUX_DVB, - EM28XX_VMUX_DEBUG, - EM28XX_RADIO, -}; - -struct em28xx_input { - enum enum28xx_itype type; - unsigned int vmux; - unsigned int amux; -}; - -#define INPUT(nr) (&em28xx_boards[dev->model].input[nr]) - -enum em28xx_decoder { - EM28XX_TVP5150, - EM28XX_SAA7113, - EM28XX_SAA7114 -}; - -struct em28xx_board { - char *name; - int vchannels; - int norm; - int tuner_type; - - /* i2c flags */ - unsigned int is_em2800; - unsigned int tda9887_conf; - - unsigned int has_tuner:1; - unsigned int has_msp34xx:1; - - enum em28xx_decoder decoder; - - struct em28xx_input input[MAX_EM28XX_INPUT]; -}; - -struct em28xx_eeprom { - u32 id; /* 0x9567eb1a */ - u16 vendor_ID; - u16 product_ID; - - u16 chip_conf; - - u16 board_conf; - - u16 string1, string2, string3; - - u8 string_idx_table; -}; - -/* device states */ -enum em28xx_dev_state { - DEV_INITIALIZED = 0x01, - DEV_DISCONNECTED = 0x02, - DEV_MISCONFIGURED = 0x04, -}; - -/* tvnorms */ -struct em28xx_tvnorm { - char *name; - v4l2_std_id id; - /* mode for saa7113h */ - int mode; -}; - -/* main device struct */ -struct em28xx { - /* 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 */ - unsigned int is_em2800; - int video_inputs; /* number of video inputs */ - struct list_head devlist; - unsigned int has_tuner:1; - unsigned int has_msp34xx:1; - unsigned int has_tda9887:1; - - u32 i2s_speed; /* I2S speed for audio digital stream */ - - enum em28xx_decoder decoder; - - int tuner_type; /* type of the tuner */ - int tuner_addr; /* tuner address */ - int tda9887_conf; - /* i2c i/o */ - struct i2c_adapter i2c_adap; - struct i2c_client i2c_client; - /* video for linux */ - int users; /* user count for exclusive use */ - struct video_device *vdev; /* video for linux device struct */ - struct video_picture vpic; /* picture settings only used to init saa7113h */ - struct em28xx_tvnorm *tvnorm; /* selected tv norm */ - int ctl_freq; /* selected frequency */ - unsigned int ctl_input; /* selected input */ - unsigned int ctl_ainput; /* slected audio input */ - int mute; - int volume; - /* frame properties */ - struct em28xx_frame_t frame[EM28XX_NUM_FRAMES]; /* list of frames */ - int num_frames; /* number of frames currently in use */ - unsigned int frame_count; /* total number of transfered frames */ - struct em28xx_frame_t *frame_current; /* the frame that is being filled */ - int width; /* current frame width */ - int height; /* current frame height */ - int frame_size; /* current frame size */ - int field_size; /* current field size */ - int bytesperline; - int hscale; /* horizontal scale factor (see datasheet) */ - int vscale; /* vertical scale factor (see datasheet) */ - int interlaced; /* 1=interlace fileds, 0=just top fileds */ - int type; - - /* states */ - enum em28xx_dev_state state; - enum em28xx_stream_state stream; - enum em28xx_io_method io; - /* locks */ - struct semaphore lock, fileop_lock; - spinlock_t queue_lock; - struct list_head inqueue, outqueue; - wait_queue_head_t open, wait_frame, wait_stream; - struct video_device *vbi_dev; - - unsigned char eedata[256]; - - /* usb transfer */ - struct usb_device *udev; /* the usb device */ - 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 */ - struct urb *urb[EM28XX_NUM_BUFS]; /* urb for isoc transfers */ - char *transfer_buffer[EM28XX_NUM_BUFS]; /* transfer buffers for isoc transfer */ - /* helper funcs that call usb_control_msg */ - int (*em28xx_write_regs) (struct em28xx * dev, u16 reg, char *buf, - int len); - int (*em28xx_read_reg) (struct em28xx * dev, u16 reg); - int (*em28xx_read_reg_req_len) (struct em28xx * dev, u8 req, u16 reg, - char *buf, int len); - int (*em28xx_write_regs_req) (struct em28xx * dev, u8 req, u16 reg, - char *buf, int len); - int (*em28xx_read_reg_req) (struct em28xx * dev, u8 req, u16 reg); -}; - -/* Provided by em28xx-i2c.c */ - -void em28xx_i2c_call_clients(struct em28xx *dev, unsigned int cmd, void *arg); -int em28xx_i2c_register(struct em28xx *dev); -int em28xx_i2c_unregister(struct em28xx *dev); - -/* Provided by em28xx-input.c */ - -void em28xx_set_ir(struct em28xx * dev,struct IR_i2c *ir); - -/* Provided by em28xx-core.c */ - -u32 em28xx_request_buffers(struct em28xx *dev, u32 count); -void em28xx_queue_unusedframes(struct em28xx *dev); -void em28xx_release_buffers(struct em28xx *dev); - -int em28xx_read_reg_req_len(struct em28xx *dev, u8 req, u16 reg, - char *buf, int len); -int em28xx_read_reg_req(struct em28xx *dev, u8 req, u16 reg); -int em28xx_read_reg(struct em28xx *dev, u16 reg); -int em28xx_write_regs_req(struct em28xx *dev, u8 req, u16 reg, char *buf, - int len); -int em28xx_write_regs(struct em28xx *dev, u16 reg, char *buf, int len); -int em28xx_write_reg_bits(struct em28xx *dev, u16 reg, u8 val, - u8 bitmask); -int em28xx_write_ac97(struct em28xx *dev, u8 reg, u8 * val); -int em28xx_audio_analog_set(struct em28xx *dev); -int em28xx_colorlevels_set_default(struct em28xx *dev); -int em28xx_capture_start(struct em28xx *dev, int start); -int em28xx_outfmt_set_yuv422(struct em28xx *dev); -int em28xx_accumulator_set(struct em28xx *dev, u8 xmin, u8 xmax, u8 ymin, - u8 ymax); -int em28xx_capture_area_set(struct em28xx *dev, u8 hstart, u8 vstart, - u16 width, u16 height); -int em28xx_scaler_set(struct em28xx *dev, u16 h, u16 v); -int em28xx_resolution_set(struct em28xx *dev); -void em28xx_isocIrq(struct urb *urb, struct pt_regs *regs); -int em28xx_init_isoc(struct em28xx *dev); -void em28xx_uninit_isoc(struct em28xx *dev); -int em28xx_set_alternate(struct em28xx *dev); - -/* Provided by em28xx-cards.c */ -extern int em2800_variant_detect(struct usb_device* udev,int model); -extern void em28xx_pre_card_setup(struct em28xx *dev); -extern void em28xx_card_setup(struct em28xx *dev); -extern struct em28xx_board em28xx_boards[]; -extern struct usb_device_id em28xx_id_table[]; -extern const unsigned int em28xx_bcount; - -/* em28xx registers */ -#define CHIPID_REG 0x0a -#define USBSUSP_REG 0x0c /* */ - -#define AUDIOSRC_REG 0x0e -#define XCLK_REG 0x0f - -#define VINMODE_REG 0x10 -#define VINCTRL_REG 0x11 -#define VINENABLE_REG 0x12 /* */ - -#define GAMMA_REG 0x14 -#define RGAIN_REG 0x15 -#define GGAIN_REG 0x16 -#define BGAIN_REG 0x17 -#define ROFFSET_REG 0x18 -#define GOFFSET_REG 0x19 -#define BOFFSET_REG 0x1a - -#define OFLOW_REG 0x1b -#define HSTART_REG 0x1c -#define VSTART_REG 0x1d -#define CWIDTH_REG 0x1e -#define CHEIGHT_REG 0x1f - -#define YGAIN_REG 0x20 -#define YOFFSET_REG 0x21 -#define UVGAIN_REG 0x22 -#define UOFFSET_REG 0x23 -#define VOFFSET_REG 0x24 -#define SHARPNESS_REG 0x25 - -#define COMPR_REG 0x26 -#define OUTFMT_REG 0x27 - -#define XMIN_REG 0x28 -#define XMAX_REG 0x29 -#define YMIN_REG 0x2a -#define YMAX_REG 0x2b - -#define HSCALELOW_REG 0x30 -#define HSCALEHIGH_REG 0x31 -#define VSCALELOW_REG 0x32 -#define VSCALEHIGH_REG 0x33 - -#define AC97LSB_REG 0x40 -#define AC97MSB_REG 0x41 -#define AC97ADDR_REG 0x42 -#define AC97BUSY_REG 0x43 - -/* em202 registers */ -#define MASTER_AC97 0x02 -#define VIDEO_AC97 0x14 - -/* register settings */ -#define EM28XX_AUDIO_SRC_TUNER 0xc0 -#define EM28XX_AUDIO_SRC_LINE 0x80 - -/* printk macros */ - -#define em28xx_err(fmt, arg...) do {\ - printk(KERN_ERR fmt , ##arg); } while (0) - -#define em28xx_errdev(fmt, arg...) do {\ - printk(KERN_ERR "%s: "fmt,\ - dev->name , ##arg); } while (0) - -#define em28xx_info(fmt, arg...) do {\ - printk(KERN_INFO "%s: "fmt,\ - dev->name , ##arg); } while (0) -#define em28xx_warn(fmt, arg...) do {\ - printk(KERN_WARNING "%s: "fmt,\ - dev->name , ##arg); } while (0) - -inline static int em28xx_audio_source(struct em28xx *dev, int input) -{ - return em28xx_write_reg_bits(dev, AUDIOSRC_REG, input, 0xc0); -} - -inline static int em28xx_audio_usb_mute(struct em28xx *dev, int mute) -{ - return em28xx_write_reg_bits(dev, XCLK_REG, mute ? 0x00 : 0x80, 0x80); -} - -inline static int em28xx_audio_analog_setup(struct em28xx *dev) -{ - /* unmute video mixer with default volume level */ - return em28xx_write_ac97(dev, VIDEO_AC97, "\x08\x08"); -} - -inline static int em28xx_compression_disable(struct em28xx *dev) -{ - /* side effect of disabling scaler and mixer */ - return em28xx_write_regs(dev, COMPR_REG, "\x00", 1); -} - -inline static int em28xx_contrast_get(struct em28xx *dev) -{ - return em28xx_read_reg(dev, YGAIN_REG) & 0x1f; -} - -inline static int em28xx_brightness_get(struct em28xx *dev) -{ - return em28xx_read_reg(dev, YOFFSET_REG); -} - -inline static int em28xx_saturation_get(struct em28xx *dev) -{ - return em28xx_read_reg(dev, UVGAIN_REG) & 0x1f; -} - -inline static int em28xx_u_balance_get(struct em28xx *dev) -{ - return em28xx_read_reg(dev, UOFFSET_REG); -} - -inline static int em28xx_v_balance_get(struct em28xx *dev) -{ - return em28xx_read_reg(dev, VOFFSET_REG); -} - -inline static int em28xx_gamma_get(struct em28xx *dev) -{ - return em28xx_read_reg(dev, GAMMA_REG) & 0x3f; -} - -inline static int em28xx_contrast_set(struct em28xx *dev, s32 val) -{ - u8 tmp = (u8) val; - return em28xx_write_regs(dev, YGAIN_REG, &tmp, 1); -} - -inline static int em28xx_brightness_set(struct em28xx *dev, s32 val) -{ - u8 tmp = (u8) val; - return em28xx_write_regs(dev, YOFFSET_REG, &tmp, 1); -} - -inline static int em28xx_saturation_set(struct em28xx *dev, s32 val) -{ - u8 tmp = (u8) val; - return em28xx_write_regs(dev, UVGAIN_REG, &tmp, 1); -} - -inline static int em28xx_u_balance_set(struct em28xx *dev, s32 val) -{ - u8 tmp = (u8) val; - return em28xx_write_regs(dev, UOFFSET_REG, &tmp, 1); -} - -inline static int em28xx_v_balance_set(struct em28xx *dev, s32 val) -{ - u8 tmp = (u8) val; - return em28xx_write_regs(dev, VOFFSET_REG, &tmp, 1); -} - -inline static int em28xx_gamma_set(struct em28xx *dev, s32 val) -{ - u8 tmp = (u8) val; - return em28xx_write_regs(dev, GAMMA_REG, &tmp, 1); -} - -/*FIXME: maxw should be dependent of alt mode */ -inline static unsigned int norm_maxw(struct em28xx *dev) -{ - switch(dev->model){ - case (EM2820_BOARD_MSI_VOX_USB_2): return(640); - default: return(720); - } -} - -inline static unsigned int norm_maxh(struct em28xx *dev) -{ - switch(dev->model){ - case (EM2820_BOARD_MSI_VOX_USB_2): return(480); - default: return (dev->tvnorm->id & V4L2_STD_625_50) ? 576 : 480; - } -} - -#endif |