When the usb camera is plugin.
the kernel log fragment:
<6>[ 17.012775] spmi msm8x16_wcd_codec-ffffffc0329e0000: Driver wcd-spmi-core requests probe deferral
<6>[ 17.254962] usb 1-1.1: new high-speed USB device number 3 using msm_hsusb_host
<6>[ 17.436701] usb 1-1.1: New USB device found, idVendor=1908, idProduct=2310
<6>[ 17.442561] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
<6>[ 17.449924] usb 1-1.1: Product: USB2.0 PC CAMERA
<6>[ 17.454457] usb 1-1.1: Manufacturer: Generic
<6>[ 17.458724] usb 1-1.1: SerialNumber: 20100331010203
<6>[ 17.464972] uvcvideo: Found UVC 1.00 device USB2.0 PC CAMERA (1908:2310)
But, i can/t find the /dev/video??