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V4L/DVB (4018): Usbvideo/quickcam_messenger driver v4l

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Adds a usbvideo driver for the Logitech Quickcam Messenger USB webcam.

Signed-off-by: Jaya Kumar <jayakumar.video@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
jayakumar.video@gmail.com 2006-05-17 15:01:07 -03:00 committed by Mauro Carvalho Chehab
parent a31246220c
commit e48a9c6283
4 changed files with 1259 additions and 0 deletions
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12
drivers/media/video/usbvideo/Kconfig
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@ -36,3 +36,15 @@ config USB_KONICAWC
To compile this driver as a module, choose M here: the To compile this driver as a module, choose M here: the
module will be called konicawc. module will be called konicawc.
config USB_QUICKCAM_MESSENGER
tristate "USB Logitech Quickcam Messenger"
depends on USB && VIDEO_DEV
select VIDEO_USBVIDEO
---help---
Say Y or M here to enable support for the USB Logitech Quickcam
Messenger webcam.
To compile this driver as a module, choose M here: the
module will be called quickcam_messenger.

1
drivers/media/video/usbvideo/Makefile
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@ -2,3 +2,4 @@ obj-$(CONFIG_VIDEO_USBVIDEO) += usbvideo.o
obj-$(CONFIG_USB_IBMCAM) += ibmcam.o ultracam.o obj-$(CONFIG_USB_IBMCAM) += ibmcam.o ultracam.o
obj-$(CONFIG_USB_KONICAWC) += konicawc.o obj-$(CONFIG_USB_KONICAWC) += konicawc.o
obj-$(CONFIG_USB_VICAM) += vicam.o obj-$(CONFIG_USB_VICAM) += vicam.o
obj-$(CONFIG_USB_QUICKCAM_MESSENGER) += quickcam_messenger.o

1120
drivers/media/video/usbvideo/quickcam_messenger.c Normal file
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File diff suppressed because it is too large Load Diff

126
drivers/media/video/usbvideo/quickcam_messenger.h Normal file
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@ -0,0 +1,126 @@
#ifndef quickcam_messenger_h
#define quickcam_messenger_h
#ifndef CONFIG_INPUT
/* if we're not using input we dummy out these functions */
#define qcm_register_input(...)
#define qcm_unregister_input(...)
#define qcm_report_buttonstat(...)
#define qcm_setup_input_int(...) 0
#define qcm_stop_int_data(...)
#define qcm_alloc_int_urb(...) 0
#define qcm_free_int(...)
#endif
#define CHECK_RET(ret, expr) \
if ((ret = expr) < 0) return ret
/* Control Registers for the STVV6422 ASIC
* - this define is taken from the qc-usb-messenger code
*/
#define STV_ISO_ENABLE 0x1440
#define ISOC_PACKET_SIZE 1023
/* Chip identification number including revision indicator */
#define CMOS_SENSOR_IDREV 0xE00A
struct rgb {
u8 b;
u8 g;
u8 r;
u8 b2;
u8 g2;
u8 r2;
};
struct bayL0 {
#ifdef __BIG_ENDIAN
u8 r;
u8 g;
#elif __LITTLE_ENDIAN
u8 g;
u8 r;
#else
#error not byte order defined
#endif
};
struct bayL1 {
#ifdef __BIG_ENDIAN
u8 g;
u8 b;
#elif __LITTLE_ENDIAN
u8 b;
u8 g;
#else
#error not byte order defined
#endif
};
struct cam_size {
u16 width;
u16 height;
u8 cmd;
};
static const struct cam_size camera_sizes[] = {
{ 160, 120, 0xf },
{ 320, 240, 0x2 },
};
enum frame_sizes {
SIZE_160X120 = 0,
SIZE_320X240 = 1,
};
#define MAX_FRAME_SIZE SIZE_320X240
struct qcm {
u16 colour;
u16 hue;
u16 brightness;
u16 contrast;
u16 whiteness;
u8 size;
int height;
int width;
u8 *scratch;
struct urb *button_urb;
u8 button_sts;
u8 button_sts_buf;
#ifdef CONFIG_INPUT
struct input_dev *input;
char input_physname[64];
#endif
};
struct regval {
u16 reg;
u8 val;
};
/* this table is derived from the
qc-usb-messenger code */
static const struct regval regval_table[] = {
{ STV_ISO_ENABLE, 0x00 },
{ 0x1436, 0x00 }, { 0x1432, 0x03 },
{ 0x143a, 0xF9 }, { 0x0509, 0x38 },
{ 0x050a, 0x38 }, { 0x050b, 0x38 },
{ 0x050c, 0x2A }, { 0x050d, 0x01 },
{ 0x1431, 0x00 }, { 0x1433, 0x34 },
{ 0x1438, 0x18 }, { 0x1439, 0x00 },
{ 0x143b, 0x05 }, { 0x143c, 0x00 },
{ 0x143e, 0x01 }, { 0x143d, 0x00 },
{ 0x1442, 0xe2 }, { 0x1500, 0xd0 },
{ 0x1500, 0xd0 }, { 0x1500, 0x50 },
{ 0x1501, 0xaf }, { 0x1502, 0xc2 },
{ 0x1503, 0x45 }, { 0x1505, 0x02 },
{ 0x150e, 0x8e }, { 0x150f, 0x37 },
{ 0x15c0, 0x00 },
};
static const unsigned char marker[] = { 0x00, 0xff, 0x00, 0xFF };
#endif /* quickcam_messenger_h */