diff options
Diffstat (limited to 'drivers/media/video/em28xx/em28xx.h')
| -rw-r--r-- | drivers/media/video/em28xx/em28xx.h | 270 |
1 files changed, 135 insertions, 135 deletions
diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h index 8c58c5b5fa36..d51f8c63bcf9 100644 --- a/drivers/media/video/em28xx/em28xx.h +++ b/drivers/media/video/em28xx/em28xx.h @@ -1,5 +1,5 @@ /* - em2820-cards.c - driver for Empia EM2800/EM2820/2840 USB video capture devices + em28xx-cards.c - driver for Empia EM2800/EM2820/2840 USB video capture devices Copyright (C) 2005 Markus Rechberger <mrechberger@gmail.com> Ludovico Cavedon <cavedon@sssup.it> @@ -22,8 +22,8 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#ifndef _EM2820_H -#define _EM2820_H +#ifndef _EM28XX_H +#define _EM28XX_H #include <linux/videodev.h> #include <linux/i2c.h> @@ -45,27 +45,27 @@ #define UNSET -1 /* maximum number of em28xx boards */ -#define EM2820_MAXBOARDS 1 /*FIXME: should be bigger */ +#define EM28XX_MAXBOARDS 1 /*FIXME: should be bigger */ /* maximum number of frames that can be queued */ -#define EM2820_NUM_FRAMES 5 +#define EM28XX_NUM_FRAMES 5 /* number of frames that get used for v4l2_read() */ -#define EM2820_NUM_READ_FRAMES 2 +#define EM28XX_NUM_READ_FRAMES 2 /* number of buffers for isoc transfers */ -#define EM2820_NUM_BUFS 5 +#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 EM2820_NUM_PACKETS 40 +#define EM28XX_NUM_PACKETS 40 /* default alternate; 0 means choose the best */ -#define EM2820_PINOUT 0 -#define EM2820_MAX_ALT 7 +#define EM28XX_PINOUT 0 +#define EM28XX_MAX_ALT 7 -#define EM2820_INTERLACED_DEFAULT 1 +#define EM28XX_INTERLACED_DEFAULT 1 /* #define (use usbview if you want to get the other alternate number infos) @@ -89,13 +89,13 @@ */ /* time to wait when stopping the isoc transfer */ -#define EM2820_URB_TIMEOUT msecs_to_jiffies(EM2820_NUM_BUFS * EM2820_NUM_PACKETS) +#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 em2820_frame_state { +enum em28xx_frame_state { F_UNUSED = 0, F_QUEUED, F_GRABBING, @@ -104,17 +104,17 @@ enum em2820_frame_state { }; /* stream states */ -enum em2820_stream_state { +enum em28xx_stream_state { STREAM_OFF, STREAM_INTERRUPT, STREAM_ON, }; /* frames */ -struct em2820_frame_t { +struct em28xx_frame_t { void *bufmem; struct v4l2_buffer buf; - enum em2820_frame_state state; + enum em28xx_frame_state state; struct list_head frame; unsigned long vma_use_count; int top_field; @@ -122,7 +122,7 @@ struct em2820_frame_t { }; /* io methods */ -enum em2820_io_method { +enum em28xx_io_method { IO_NONE, IO_READ, IO_MMAP, @@ -130,35 +130,35 @@ enum em2820_io_method { /* inputs */ -#define MAX_EM2820_INPUT 4 -enum enum2820_itype { - EM2820_VMUX_COMPOSITE1 = 1, - EM2820_VMUX_COMPOSITE2, - EM2820_VMUX_COMPOSITE3, - EM2820_VMUX_COMPOSITE4, - EM2820_VMUX_SVIDEO, - EM2820_VMUX_TELEVISION, - EM2820_VMUX_CABLE, - EM2820_VMUX_DVB, - EM2820_VMUX_DEBUG, - EM2820_RADIO, +#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 em2820_input { - enum enum2820_itype type; +struct em28xx_input { + enum enum28xx_itype type; unsigned int vmux; unsigned int amux; }; -#define INPUT(nr) (&em2820_boards[dev->model].input[nr]) +#define INPUT(nr) (&em28xx_boards[dev->model].input[nr]) -enum em2820_decoder { - EM2820_TVP5150, - EM2820_SAA7113, - EM2820_SAA7114 +enum em28xx_decoder { + EM28XX_TVP5150, + EM28XX_SAA7113, + EM28XX_SAA7114 }; -struct em2820_board { +struct em28xx_board { char *name; int vchannels; int norm; @@ -171,12 +171,12 @@ struct em2820_board { unsigned int has_tuner:1; unsigned int has_msp34xx:1; - enum em2820_decoder decoder; + enum em28xx_decoder decoder; - struct em2820_input input[MAX_EM2820_INPUT]; + struct em28xx_input input[MAX_EM28XX_INPUT]; }; -struct em2820_eeprom { +struct em28xx_eeprom { u32 id; /* 0x9567eb1a */ u16 vendor_ID; u16 product_ID; @@ -191,14 +191,14 @@ struct em2820_eeprom { }; /* device states */ -enum em2820_dev_state { +enum em28xx_dev_state { DEV_INITIALIZED = 0x01, DEV_DISCONNECTED = 0x02, DEV_MISCONFIGURED = 0x04, }; /* tvnorms */ -struct em2820_tvnorm { +struct em28xx_tvnorm { char *name; v4l2_std_id id; /* mode for saa7113h */ @@ -206,7 +206,7 @@ struct em2820_tvnorm { }; /* main device struct */ -struct em2820 { +struct em28xx { /* generic device properties */ char name[30]; /* name (including minor) of the device */ int model; /* index in the device_data struct */ @@ -217,7 +217,7 @@ struct em2820 { unsigned int has_msp34xx:1; unsigned int has_tda9887:1; - enum em2820_decoder decoder; + enum em28xx_decoder decoder; int tuner_type; /* type of the tuner */ int tuner_addr; /* tuner address */ @@ -229,17 +229,17 @@ struct em2820 { 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 em2820_tvnorm *tvnorm; /* selected tv norm */ + 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 em2820_frame_t frame[EM2820_NUM_FRAMES]; /* list of frames */ + 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 em2820_frame_t *frame_current; /* the frame that is being filled */ + 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 */ @@ -251,9 +251,9 @@ struct em2820 { int type; /* states */ - enum em2820_dev_state state; - enum em2820_stream_state stream; - enum em2820_io_method io; + 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; @@ -267,71 +267,71 @@ struct em2820 { struct usb_device *udev; /* the usb device */ int alt; /* alternate */ int max_pkt_size; /* max packet size of isoc transaction */ - unsigned int alt_max_pkt_size[EM2820_MAX_ALT + 1]; /* array of wMaxPacketSize */ - struct urb *urb[EM2820_NUM_BUFS]; /* urb for isoc transfers */ - char *transfer_buffer[EM2820_NUM_BUFS]; /* transfer buffers for isoc transfer */ + unsigned int alt_max_pkt_size[EM28XX_MAX_ALT + 1]; /* 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 (*em2820_write_regs) (struct em2820 * dev, u16 reg, char *buf, + int (*em28xx_write_regs) (struct em28xx * dev, u16 reg, char *buf, int len); - int (*em2820_read_reg) (struct em2820 * dev, u16 reg); - int (*em2820_read_reg_req_len) (struct em2820 * dev, u8 req, u16 reg, + 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 (*em2820_write_regs_req) (struct em2820 * dev, u8 req, u16 reg, + int (*em28xx_write_regs_req) (struct em28xx * dev, u8 req, u16 reg, char *buf, int len); - int (*em2820_read_reg_req) (struct em2820 * dev, u8 req, u16 reg); + int (*em28xx_read_reg_req) (struct em28xx * dev, u8 req, u16 reg); }; -/* Provided by em2820-i2c.c */ +/* Provided by em28xx-i2c.c */ -void em2820_i2c_call_clients(struct em2820 *dev, unsigned int cmd, void *arg); -int em2820_i2c_register(struct em2820 *dev); -int em2820_i2c_unregister(struct em2820 *dev); +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 em2820-input.c */ +/* Provided by em28xx-input.c */ -void em2820_set_ir(struct em2820 * dev,struct IR_i2c *ir); +void em28xx_set_ir(struct em28xx * dev,struct IR_i2c *ir); -/* Provided by em2820-core.c */ +/* Provided by em28xx-core.c */ -void em2820_print_ioctl(char *name, unsigned int cmd); +void em28xx_print_ioctl(char *name, unsigned int cmd); -u32 em2820_request_buffers(struct em2820 *dev, u32 count); -void em2820_queue_unusedframes(struct em2820 *dev); -void em2820_release_buffers(struct em2820 *dev); +u32 em28xx_request_buffers(struct em28xx *dev, u32 count); +void em28xx_queue_unusedframes(struct em28xx *dev); +void em28xx_release_buffers(struct em28xx *dev); -int em2820_read_reg_req_len(struct em2820 *dev, u8 req, u16 reg, +int em28xx_read_reg_req_len(struct em28xx *dev, u8 req, u16 reg, char *buf, int len); -int em2820_read_reg_req(struct em2820 *dev, u8 req, u16 reg); -int em2820_read_reg(struct em2820 *dev, u16 reg); -int em2820_write_regs_req(struct em2820 *dev, u8 req, u16 reg, char *buf, +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 em2820_write_regs(struct em2820 *dev, u16 reg, char *buf, int len); -int em2820_write_reg_bits(struct em2820 *dev, u16 reg, u8 val, +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 em2820_write_ac97(struct em2820 *dev, u8 reg, u8 * val); -int em2820_audio_analog_set(struct em2820 *dev); -int em2820_colorlevels_set_default(struct em2820 *dev); -int em2820_capture_start(struct em2820 *dev, int start); -int em2820_outfmt_set_yuv422(struct em2820 *dev); -int em2820_accumulator_set(struct em2820 *dev, u8 xmin, u8 xmax, u8 ymin, +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 em2820_capture_area_set(struct em2820 *dev, u8 hstart, u8 vstart, +int em28xx_capture_area_set(struct em28xx *dev, u8 hstart, u8 vstart, u16 width, u16 height); -int em2820_scaler_set(struct em2820 *dev, u16 h, u16 v); -int em2820_resolution_set(struct em2820 *dev); -void em2820_isocIrq(struct urb *urb, struct pt_regs *regs); -int em2820_init_isoc(struct em2820 *dev); -void em2820_uninit_isoc(struct em2820 *dev); -int em2820_set_alternate(struct em2820 *dev); - -/* Provided by em2820-cards.c */ +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 em2820_card_setup(struct em2820 *dev); -extern struct em2820_board em2820_boards[]; -extern struct usb_device_id em2820_id_table[]; -extern const unsigned int em2820_bcount; +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; -/* em2820 registers */ +/* em28xx registers */ #define CHIPID_REG 0x0a #define USBSUSP_REG 0x0c /* */ @@ -386,115 +386,115 @@ extern const unsigned int em2820_bcount; #define VIDEO_AC97 0x14 /* register settings */ -#define EM2820_AUDIO_SRC_TUNER 0xc0 -#define EM2820_AUDIO_SRC_LINE 0x80 +#define EM28XX_AUDIO_SRC_TUNER 0xc0 +#define EM28XX_AUDIO_SRC_LINE 0x80 /* printk macros */ -#define em2820_err(fmt, arg...) do {\ +#define em28xx_err(fmt, arg...) do {\ printk(KERN_ERR fmt , ##arg); } while (0) -#define em2820_errdev(fmt, arg...) do {\ +#define em28xx_errdev(fmt, arg...) do {\ printk(KERN_ERR "%s: "fmt,\ dev->name , ##arg); } while (0) -#define em2820_info(fmt, arg...) do {\ +#define em28xx_info(fmt, arg...) do {\ printk(KERN_INFO "%s: "fmt,\ dev->name , ##arg); } while (0) -#define em2820_warn(fmt, arg...) do {\ +#define em28xx_warn(fmt, arg...) do {\ printk(KERN_WARNING "%s: "fmt,\ dev->name , ##arg); } while (0) -inline static int em2820_audio_source(struct em2820 *dev, int input) +inline static int em28xx_audio_source(struct em28xx *dev, int input) { - return em2820_write_reg_bits(dev, AUDIOSRC_REG, input, 0xc0); + return em28xx_write_reg_bits(dev, AUDIOSRC_REG, input, 0xc0); } -inline static int em2820_audio_usb_mute(struct em2820 *dev, int mute) +inline static int em28xx_audio_usb_mute(struct em28xx *dev, int mute) { - return em2820_write_reg_bits(dev, XCLK_REG, mute ? 0x00 : 0x80, 0x80); + return em28xx_write_reg_bits(dev, XCLK_REG, mute ? 0x00 : 0x80, 0x80); } -inline static int em2820_audio_analog_setup(struct em2820 *dev) +inline static int em28xx_audio_analog_setup(struct em28xx *dev) { /* unmute video mixer with default volume level */ - return em2820_write_ac97(dev, VIDEO_AC97, "\x08\x08"); + return em28xx_write_ac97(dev, VIDEO_AC97, "\x08\x08"); } -inline static int em2820_compression_disable(struct em2820 *dev) +inline static int em28xx_compression_disable(struct em28xx *dev) { /* side effect of disabling scaler and mixer */ - return em2820_write_regs(dev, COMPR_REG, "\x00", 1); + return em28xx_write_regs(dev, COMPR_REG, "\x00", 1); } -inline static int em2820_contrast_get(struct em2820 *dev) +inline static int em28xx_contrast_get(struct em28xx *dev) { - return em2820_read_reg(dev, YGAIN_REG) & 0x1f; + return em28xx_read_reg(dev, YGAIN_REG) & 0x1f; } -inline static int em2820_brightness_get(struct em2820 *dev) +inline static int em28xx_brightness_get(struct em28xx *dev) { - return em2820_read_reg(dev, YOFFSET_REG); + return em28xx_read_reg(dev, YOFFSET_REG); } -inline static int em2820_saturation_get(struct em2820 *dev) +inline static int em28xx_saturation_get(struct em28xx *dev) { - return em2820_read_reg(dev, UVGAIN_REG) & 0x1f; + return em28xx_read_reg(dev, UVGAIN_REG) & 0x1f; } -inline static int em2820_u_balance_get(struct em2820 *dev) +inline static int em28xx_u_balance_get(struct em28xx *dev) { - return em2820_read_reg(dev, UOFFSET_REG); + return em28xx_read_reg(dev, UOFFSET_REG); } -inline static int em2820_v_balance_get(struct em2820 *dev) +inline static int em28xx_v_balance_get(struct em28xx *dev) { - return em2820_read_reg(dev, VOFFSET_REG); + return em28xx_read_reg(dev, VOFFSET_REG); } -inline static int em2820_gamma_get(struct em2820 *dev) +inline static int em28xx_gamma_get(struct em28xx *dev) { - return em2820_read_reg(dev, GAMMA_REG) & 0x3f; + return em28xx_read_reg(dev, GAMMA_REG) & 0x3f; } -inline static int em2820_contrast_set(struct em2820 *dev, s32 val) +inline static int em28xx_contrast_set(struct em28xx *dev, s32 val) { u8 tmp = (u8) val; - return em2820_write_regs(dev, YGAIN_REG, &tmp, 1); + return em28xx_write_regs(dev, YGAIN_REG, &tmp, 1); } -inline static int em2820_brightness_set(struct em2820 *dev, s32 val) +inline static int em28xx_brightness_set(struct em28xx *dev, s32 val) { u8 tmp = (u8) val; - return em2820_write_regs(dev, YOFFSET_REG, &tmp, 1); + return em28xx_write_regs(dev, YOFFSET_REG, &tmp, 1); } -inline static int em2820_saturation_set(struct em2820 *dev, s32 val) +inline static int em28xx_saturation_set(struct em28xx *dev, s32 val) { u8 tmp = (u8) val; - return em2820_write_regs(dev, UVGAIN_REG, &tmp, 1); + return em28xx_write_regs(dev, UVGAIN_REG, &tmp, 1); } -inline static int em2820_u_balance_set(struct em2820 *dev, s32 val) +inline static int em28xx_u_balance_set(struct em28xx *dev, s32 val) { u8 tmp = (u8) val; - return em2820_write_regs(dev, UOFFSET_REG, &tmp, 1); + return em28xx_write_regs(dev, UOFFSET_REG, &tmp, 1); } -inline static int em2820_v_balance_set(struct em2820 *dev, s32 val) +inline static int em28xx_v_balance_set(struct em28xx *dev, s32 val) { u8 tmp = (u8) val; - return em2820_write_regs(dev, VOFFSET_REG, &tmp, 1); + return em28xx_write_regs(dev, VOFFSET_REG, &tmp, 1); } -inline static int em2820_gamma_set(struct em2820 *dev, s32 val) +inline static int em28xx_gamma_set(struct em28xx *dev, s32 val) { u8 tmp = (u8) val; - return em2820_write_regs(dev, GAMMA_REG, &tmp, 1); + return em28xx_write_regs(dev, GAMMA_REG, &tmp, 1); } /*FIXME: maxw should be dependent of alt mode */ -inline static unsigned int norm_maxw(struct em2820 *dev) +inline static unsigned int norm_maxw(struct em28xx *dev) { switch(dev->model){ case (EM2820_BOARD_MSI_VOX_USB_2): return(640); @@ -502,7 +502,7 @@ inline static unsigned int norm_maxw(struct em2820 *dev) } } -inline static unsigned int norm_maxh(struct em2820 *dev) +inline static unsigned int norm_maxh(struct em28xx *dev) { switch(dev->model){ case (EM2820_BOARD_MSI_VOX_USB_2): return(480); 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