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authorOliver Neukum <oneukum@suse.de>2007-01-26 14:26:21 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2007-02-23 15:03:46 -0800
commit7ceec1f1d26f966c0816b86a1aab1e0b3b208757 (patch)
tree3b444fb3eedff17366a7aa01106ee7eed50e051a /include/linux/usb
parentbb417020ba8c559eb52f57379ba17f669f8f72cd (diff)
downloadop-kernel-dev-7ceec1f1d26f966c0816b86a1aab1e0b3b208757.zip
op-kernel-dev-7ceec1f1d26f966c0816b86a1aab1e0b3b208757.tar.gz
USB: add a blacklist for devices that can't handle some things we throw at them.
This adds a blacklist to the USB core to handle some autosuspend and string issues that devices have. Originally written by Oliver, but hacked up a lot by Greg. 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/quirks.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/usb/quirks.h b/include/linux/usb/quirks.h
new file mode 100644
index 0000000..6bac8fa
--- /dev/null
+++ b/include/linux/usb/quirks.h
@@ -0,0 +1,11 @@
+/*
+ * This file holds the definitions of quirks found in USB devices.
+ * Only quirks that affect the whole device, not an interface,
+ * belong here.
+ */
+
+/* device must not be autosuspended */
+#define USB_QUIRK_NO_AUTOSUSPEND 0x00000001
+
+/* string descriptors must not be fetched using a 255-byte read */
+#define USB_QUIRK_STRING_FETCH_255 0x00000002
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