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usb-core: Track if an endpoint has streams

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This is a preparation patch for adding support for bulk streams to usbfs.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
This commit is contained in:
Hans de Goede
2013-10-09 17:19:25 +02:00
committed by Sarah Sharp
parent 8f5d35441f
commit 8d4f70b2fa
2 changed files with 28 additions and 8 deletions
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2
include/linux/usb.h
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@@ -57,6 +57,7 @@ struct ep_device;
* @extra: descriptors following this endpoint in the configuration
* @extralen: how many bytes of "extra" are valid
* @enabled: URBs may be submitted to this endpoint
* @streams: number of USB-3 streams allocated on the endpoint
*
* USB requests are always queued to a given endpoint, identified by a
* descriptor within an active interface in a given USB configuration.
@@ -71,6 +72,7 @@ struct usb_host_endpoint {
unsigned char *extra; /* Extra descriptors */
int extralen;
int enabled;
int streams;
};
/* host-side wrapper for one interface setting's parsed descriptors */