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-rw-r--r--include/linux/usb/ch9.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h
index 73a2f4eb1f7a..9b42baed3900 100644
--- a/include/linux/usb/ch9.h
+++ b/include/linux/usb/ch9.h
@@ -158,8 +158,12 @@ struct usb_ctrlrequest {
158 * (rarely) accepted by SET_DESCRIPTOR. 158 * (rarely) accepted by SET_DESCRIPTOR.
159 * 159 *
160 * Note that all multi-byte values here are encoded in little endian 160 * Note that all multi-byte values here are encoded in little endian
161 * byte order "on the wire". But when exposed through Linux-USB APIs, 161 * byte order "on the wire". Within the kernel and when exposed
162 * they've been converted to cpu byte order. 162 * through the Linux-USB APIs, they are not converted to cpu byte
163 * order; it is the responsibility of the client code to do this.
164 * The single exception is when device and configuration descriptors (but
165 * not other descriptors) are read from usbfs (i.e. /proc/bus/usb/BBB/DDD);
166 * in this case the fields are converted to host endianness by the kernel.
163 */ 167 */
164 168
165/* 169/*