REG_PID            56 drivers/media/i2c/ov7670.c #define REG_PID		0x0a	/* Product ID MSB */
REG_PID            56 drivers/media/i2c/ov9650.c #define REG_PID			0x0a	/* Product ID MSB */
REG_PID            88 drivers/media/usb/stkwebcam/stk-sensor.c #define REG_PID		0x0a	/* Product ID MSB */