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authorPaul Mackerras <paulus@samba.org>2007-04-30 12:38:01 +1000
committerPaul Mackerras <paulus@samba.org>2007-04-30 12:38:01 +1000
commit49e1900d4cc2e7bcecb681fe60f0990bec2dcce8 (patch)
tree253801ebf57e0a23856a2c7be129c2c178f62fdf /include/linux/usb/ch9.h
parent34f6d749c0a328817d5e36274e53121c1db734dc (diff)
parentb9099ff63c75216d6ca10bce5a1abcd9293c27e6 (diff)
downloadop-kernel-dev-49e1900d4cc2e7bcecb681fe60f0990bec2dcce8.zip
op-kernel-dev-49e1900d4cc2e7bcecb681fe60f0990bec2dcce8.tar.gz
Merge branch 'linux-2.6' into for-2.6.22
Diffstat (limited to 'include/linux/usb/ch9.h')
-rw-r--r--include/linux/usb/ch9.h15
1 files changed, 9 insertions, 6 deletions
diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h
index 1122a6c..6169438 100644
--- a/include/linux/usb/ch9.h
+++ b/include/linux/usb/ch9.h
@@ -181,12 +181,15 @@ struct usb_ctrlrequest {
#define USB_DT_WIRE_ADAPTER 0x21
#define USB_DT_RPIPE 0x22
-/* conventional codes for class-specific descriptors */
-#define USB_DT_CS_DEVICE 0x21
-#define USB_DT_CS_CONFIG 0x22
-#define USB_DT_CS_STRING 0x23
-#define USB_DT_CS_INTERFACE 0x24
-#define USB_DT_CS_ENDPOINT 0x25
+/* Conventional codes for class-specific descriptors. The convention is
+ * defined in the USB "Common Class" Spec (3.11). Individual class specs
+ * are authoritative for their usage, not the "common class" writeup.
+ */
+#define USB_DT_CS_DEVICE (USB_TYPE_CLASS | USB_DT_DEVICE)
+#define USB_DT_CS_CONFIG (USB_TYPE_CLASS | USB_DT_CONFIG)
+#define USB_DT_CS_STRING (USB_TYPE_CLASS | USB_DT_STRING)
+#define USB_DT_CS_INTERFACE (USB_TYPE_CLASS | USB_DT_INTERFACE)
+#define USB_DT_CS_ENDPOINT (USB_TYPE_CLASS | USB_DT_ENDPOINT)
/* All standard descriptors have these 2 fields at the beginning */
struct usb_descriptor_header {
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