diff options
Diffstat (limited to 'drivers/usb/cpia.h')
| -rw-r--r-- | drivers/usb/cpia.h | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/drivers/usb/cpia.h b/drivers/usb/cpia.h new file mode 100644 index 000000000..51ff43e79 --- /dev/null +++ b/drivers/usb/cpia.h @@ -0,0 +1,139 @@ +#ifndef __LINUX_CPIA_H +#define __LINUX_CPIA_H + +#include <linux/list.h> + +#define USB_REQ_CPIA_GET_VERSION 0x01 +#define USB_REQ_CPIA_GET_PNP_ID 0x02 +#define USB_REQ_CPIA_GET_CAMERA_STATUS 0x03 +#define USB_REQ_CPIA_GOTO_HI_POWER 0x04 +#define USB_REQ_CPIA_GOTO_LO_POWER 0x05 +/* No 0x06 */ +#define USB_REQ_CPIA_GOTO_SUSPEND 0x07 +#define USB_REQ_CPIA_GOTO_PASS_THROUGH 0x08 +/* No 0x09 */ +#define USB_REQ_CPIA_MODIFY_CAMERA_STATUS 0x0A + +#define USB_REQ_CPIA_READ_VC_REGS 0x21 +#define USB_REQ_CPIA_WRITE_BC_REG 0x22 +#define USB_REQ_CPIA_READ_MC_PORTS 0x23 +#define USB_REQ_CPIA_WRITE_MC_PORT 0x24 +#define USB_REQ_CPIA_SET_BAUD_RATE 0x25 +#define USB_REQ_CPIA_SET_ECP_TIMING 0x26 +#define USB_REQ_CPIA_READ_IDATA 0x27 +#define USB_REQ_CPIA_WRITE_IDATA 0x28 +#define USB_REQ_CPIA_GENERIC_CALL 0x29 +#define USB_REQ_CPIA_I2CSTART 0x2A +#define USB_REQ_CPIA_I2CSTOP 0x2B +#define USB_REQ_CPIA_I2CWRITE 0x2C +#define USB_REQ_CPIA_I2CREAD 0x2D + +#define USB_REQ_CPIA_GET_VP_VERSION 0xA1 +#define USB_REQ_CPIA_SET_COLOUR_PARAMS 0xA3 +#define USB_REQ_CPIA_SET_EXPOSURE 0xA4 +/* No 0xA5 */ +#define USB_REQ_CPIA_SET_COLOUR_BALANCE 0xA6 +#define USB_REQ_CPIA_SET_SENSOR_FPS 0xA7 +#define USB_REQ_CPIA_SET_VP_DEFAULTS 0xA8 +#define USB_REQ_CPIA_SET_APCOR 0xA9 +#define USB_REQ_CPIA_SET_FLICKER_CTRL 0xAA +#define USB_REQ_CPIA_SET_VL_OFFSET 0xAB + +#define USB_REQ_CPIA_GET_COLOUR_PARAMETERS 0xB0 +#define USB_REQ_CPIA_GET_COLOUR_BALANCE 0xB1 +#define USB_REQ_CPIA_GET_EXPOSURE 0xB2 +#define USB_REQ_CPIA_SET_SENSOR_MATRIX 0xB3 + +#define USB_REQ_CPIA_COLOUR_BARS 0xBD +#define USB_REQ_CPIA_READ_VP_REGS 0xBE +#define USB_REQ_CPIA_WRITE_VP_REGS 0xBF + +#define USB_REQ_CPIA_GRAB_FRAME 0xC1 +#define USB_REQ_CPIA_UPLOAD_FRAME 0xC2 +#define USB_REQ_CPIA_SET_GRAB_MODE 0xC3 +#define USB_REQ_CPIA_INIT_STREAM_CAP 0xC4 +#define USB_REQ_CPIA_FINI_STREAM_CAP 0xC5 +#define USB_REQ_CPIA_START_STREAM_CAP 0xC6 +#define USB_REQ_CPIA_END_STREAM_CAP 0xC7 +#define USB_REQ_CPIA_SET_FORMAT 0xC8 +#define USB_REQ_CPIA_SET_ROI 0xC9 +#define USB_REQ_CPIA_SET_COMPRESSION 0xCA +#define USB_REQ_CPIA_SET_COMPRESSION_TARGET 0xCB +#define USB_REQ_CPIA_SET_YUV_THRESH 0xCC +#define USB_REQ_CPIA_SET_COMPRESSION_PARAMS 0xCD +#define USB_REQ_CPIA_DISCARD_FRAME 0xCE + +#define USB_REQ_CPIA_OUTPUT_RS232 0xE1 +#define USB_REQ_CPIA_ABORT_PROCESS 0xE4 +#define USB_REQ_CPIA_SET_DRAM_PAGE 0xE5 +#define USB_REQ_CPIA_START_DRAM_UPLOAD 0xE6 +#define USB_REQ_CPIA_START_DUMMY_STREAM 0xE8 +#define USB_REQ_CPIA_ABORT_STREAM 0xE9 +#define USB_REQ_CPIA_DOWNLOAD_DRAM 0xEA +/* #define USB_REQ_CPIA_NULL_CMD 0x?? */ + +#define CPIA_QCIF 0 +#define CPIA_CIF 1 + +#define CPIA_YUYV 0 +#define CPIA_UYVY 1 + +#define STREAM_BUF_SIZE (PAGE_SIZE * 4) + +#define SCRATCH_BUF_SIZE (STREAM_BUF_SIZE * 2) + +enum { + STATE_SCANNING, /* Scanning for start */ + STATE_HEADER, /* Parsing header */ + STATE_LINES, /* Parsing lines */ +}; + +struct usb_device; + +struct cpia_sbuf { + char *data; + int len; + void *isodesc; +}; + +enum { + FRAME_READY, /* Ready to grab into */ + FRAME_GRABBING, /* In the process of being grabbed into */ + FRAME_DONE, /* Finished grabbing, but not been synced yet */ + FRAME_UNUSED, /* Unused (no MCAPTURE) */ +}; + +struct cpia_frame { + char *data; + int width; + int height; + int state; +}; + +struct usb_cpia { + struct video_device vdev; + + /* Device structure */ + struct usb_device *dev; + + int streaming; + + char *fbuf; /* Videodev buffer area */ + + int curframe; + struct cpia_frame frame[2]; /* Double buffering */ + + int receivesbuf; /* Current receiving sbuf */ + struct cpia_sbuf sbuf[3]; /* Triple buffering */ + + int state; /* Current scanning state */ + int curline; + + char scratch[SCRATCH_BUF_SIZE]; + int scratchlen; + + wait_queue_head_t wq; +}; + +#endif + |