usbdevfs: Add a USBDEVFS_GET_CAPABILITIES ioctl

[~andy/linux] / include / linux / usb.h

diff --git a/include/linux/usb.h b/include/linux/usb.h
index f717fbdaee8e1726ef6e1ce08ce9175b4765b205..d4f9de1acd45cfd933895361a09de941d8b1a3a2 100644 (file)
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -331,6 +331,11 @@ struct usb_bus {
        u8 otg_port;                    /* 0, or number of OTG/HNP port */
        unsigned is_b_host:1;           /* true during some HNP roleswitches */
        unsigned b_hnp_enable:1;        /* OTG: did A-Host enable HNP? */
+       unsigned no_stop_on_short:1;    /*
+                                        * Quirk: some controllers don't stop
+                                        * the ep queue on a short transfer
+                                        * with the URB_SHORT_NOT_OK flag set.
+                                        */
        unsigned sg_tablesize;          /* 0 or largest number of sg list entries */
 
        int devnum_next;                /* Next open device number in