Date: Tue, 19 Feb 2008 21:01:23 GMT From: Hans Petter Selasky <hselasky@FreeBSD.org> To: Perforce Change Reviews <perforce@FreeBSD.org> Subject: PERFORCE change 135749 for review Message-ID: <200802192101.m1JL1Nwx022900@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=135749 Change 135749 by hselasky@hselasky_laptop001 on 2008/02/19 21:01:14 Add more documentation. Affected files ... .. //depot/projects/usb/src/sys/dev/usb/usb_hid.c#14 edit Differences ... ==== //depot/projects/usb/src/sys/dev/usb/usb_hid.c#14 (text+ko) ==== @@ -493,6 +493,13 @@ /*------------------------------------------------------------------------* * hid_get_descriptor_from_usb + * + * This function will search for a HID descriptor inside between two + * USB interface descriptors. + * + * Return values: + * NULL: No more HID descriptors. + * Else: Pointer to HID descriptor. *------------------------------------------------------------------------*/ usb_hid_descriptor_t * hid_get_descriptor_from_usb(usb_config_descriptor_t *cd, @@ -517,6 +524,13 @@ /*------------------------------------------------------------------------* * hid_read_report_desc_from_usb + * + * This function will read out an USB report descriptor from the USB + * device. + * + * Return values: + * NULL: Failure. + * Else: Success. The pointer should eventually be passed to free(). *------------------------------------------------------------------------*/ usbd_status_t hid_read_report_desc_from_usb(struct usbd_device *udev, struct mtx *mtx,
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