最終更新:2015-10-22 (木) 07:42:11 (3557d)

usb_device_id

identifies USB devices for probing and hotplugging

struct usb_device_id {
        /* which fields to match against? */
        __u16           match_flags;

        /* Used for product specific matches; range is inclusive */
        __u16           idVendor;
        __u16           idProduct;
        __u16           bcdDevice_lo;
        __u16           bcdDevice_hi;

        /* Used for device class matches */
        __u8            bDeviceClass;
        __u8            bDeviceSubClass;
        __u8            bDeviceProtocol;

        /* Used for interface class matches */
        __u8            bInterfaceClass;
        __u8            bInterfaceSubClass;
        __u8            bInterfaceProtocol;

        /* Used for vendor-specific interface matches */
        __u8            bInterfaceNumber;

        /* not matched against */
        kernel_ulong_t  driver_info
                __attribute__((aligned(sizeof(kernel_ulong_t))));
};

関連マクロ

↑

linux/mod_devicetable.h

USB_DEVICE_ID_MATCH_VENDOR?	0x0001
USB_DEVICE_ID_MATCH_PRODUCT?	0x0002
USB_DEVICE_ID_MATCH_DEV_LO?	0x0004
USB_DEVICE_ID_MATCH_DEV_HI?	0x0008
USB_DEVICE_ID_MATCH_DEV_CLASS?	0x0010
USB_DEVICE_ID_MATCH_DEV_SUBCLASS?	0x0020
USB_DEVICE_ID_MATCH_DEV_PROTOCOL?	0x0040
USB_DEVICE_ID_MATCH_INT_CLASS?	0x0080
USB_DEVICE_ID_MATCH_INT_SUBCLASS?	0x0100
USB_DEVICE_ID_MATCH_INT_PROTOCOL?	0x0200
USB_DEVICE_ID_MATCH_INT_NUMBER?	0x0400