> - in the 1st patch, in gspca.c, why is the get_chip_ident check needed > in vidioc_g_register / vidioc_s_register)? > According the the current v4l2 spec regarding the set and get register ioctls drivers that support them must also support the get chip ident ioctl. As such in the vidioc_s/g_register ioctls I do the check to ensure that the driver also defines the get_chip_ident ioctl.
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