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authorOliver Neukum <oneukum@suse.de>2007-02-12 08:41:35 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2007-02-16 15:32:21 -0800
commitca79b7b4158cbf32625793a1fc1d59ac46d44197 (patch)
treed35d994606f16006b8b103a5eaa636e7ee4a1fe9 /include/linux/usb
parentUSB: unconfigure devices which have config 0 (diff)
downloadlinux-dev-ca79b7b4158cbf32625793a1fc1d59ac46d44197.tar.xz
linux-dev-ca79b7b4158cbf32625793a1fc1d59ac46d44197.zip
USB: cdc-acm: fix incorrect throtteling, make set_control optional
this is Joris' fixes reshuffelled and features renamed as David requested. - acm_set_control is not mandatory, honour that - throtteling is reset upon open - throtteling is read consistently when processing input data Signed-off-by: Joris van Rantwijk <jorispubl@xs4all.nl> Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'include/linux/usb')
-rw-r--r--include/linux/usb/cdc.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/usb/cdc.h b/include/linux/usb/cdc.h
index ba617c372455..956edf3bbecb 100644
--- a/include/linux/usb/cdc.h
+++ b/include/linux/usb/cdc.h
@@ -73,6 +73,13 @@ struct usb_cdc_acm_descriptor {
__u8 bmCapabilities;
} __attribute__ ((packed));
+/* capabilities from 5.2.3.3 */
+
+#define USB_CDC_COMM_FEATURE 0x01
+#define USB_CDC_CAP_LINE 0x02
+#define USB_CDC_CAP_BRK 0x04
+#define USB_CDC_CAP_NOTIFY 0x08
+
/* "Union Functional Descriptor" from CDC spec 5.2.3.8 */
struct usb_cdc_union_desc {
__u8 bLength;