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Diffstat (limited to 'drivers/media/video/bw-qcam.h')
| -rw-r--r-- | drivers/media/video/bw-qcam.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/drivers/media/video/bw-qcam.h b/drivers/media/video/bw-qcam.h new file mode 100644 index 00000000000..723e8ad9e56 --- /dev/null +++ b/drivers/media/video/bw-qcam.h @@ -0,0 +1,68 @@ +/* + * Video4Linux bw-qcam driver + * + * Derived from code.. + */ + +/****************************************************************** + +Copyright (C) 1996 by Scott Laird + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +IN NO EVENT SHALL SCOTT LAIRD BE LIABLE FOR ANY CLAIM, DAMAGES OR +OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, +ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR +OTHER DEALINGS IN THE SOFTWARE. + +******************************************************************/ + +/* One from column A... */ +#define QC_NOTSET 0 +#define QC_UNIDIR 1 +#define QC_BIDIR 2 +#define QC_SERIAL 3 + +/* ... and one from column B */ +#define QC_ANY 0x00 +#define QC_FORCE_UNIDIR 0x10 +#define QC_FORCE_BIDIR 0x20 +#define QC_FORCE_SERIAL 0x30 +/* in the port_mode member */ + +#define QC_MODE_MASK 0x07 +#define QC_FORCE_MASK 0x70 + +#define MAX_HEIGHT 243 +#define MAX_WIDTH 336 + +/* Bit fields for status flags */ +#define QC_PARAM_CHANGE 0x01 /* Camera status change has occurred */ + +struct qcam_device { + struct video_device vdev; + struct pardevice *pdev; + struct parport *pport; + struct semaphore lock; + int width, height; + int bpp; + int mode; + int contrast, brightness, whitebal; + int port_mode; + int transfer_scale; + int top, left; + int status; + unsigned int saved_bits; +}; |