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Diffstat (limited to 'include/linux/usb.h')
-rw-r--r--include/linux/usb.h20
1 files changed, 19 insertions, 1 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 73c7df489607..6f49a1b39fa6 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -292,6 +292,16 @@ struct usb_host_config {
int extralen;
};
+/* USB2.0 and USB3.0 device BOS descriptor set */
+struct usb_host_bos {
+ struct usb_bos_descriptor *desc;
+
+ /* wireless cap descriptor is handled by wusb */
+ struct usb_ext_cap_descriptor *ext_cap;
+ struct usb_ss_cap_descriptor *ss_cap;
+ struct usb_ss_container_id_descriptor *ss_id;
+};
+
int __usb_get_extra_descriptor(char *buffer, unsigned size,
unsigned char type, void **ptr);
#define usb_get_extra_descriptor(ifpoint, type, ptr) \
@@ -381,6 +391,7 @@ struct usb_tt;
* @ep0: endpoint 0 data (default control pipe)
* @dev: generic device interface
* @descriptor: USB device descriptor
+ * @bos: USB device BOS descriptor set
* @config: all of the device's configs
* @actconfig: the active configuration
* @ep_in: array of IN endpoints
@@ -399,6 +410,9 @@ struct usb_tt;
* FIXME -- complete doc
* @authenticated: Crypto authentication passed
* @wusb: device is Wireless USB
+ * @lpm_capable: device supports LPM
+ * @usb2_hw_lpm_capable: device can perform USB2 hardware LPM
+ * @usb2_hw_lpm_enabled: USB2 hardware LPM enabled
* @string_langid: language ID for strings
* @product: iProduct string, if present (static)
* @manufacturer: iManufacturer string, if present (static)
@@ -442,6 +456,7 @@ struct usb_device {
struct device dev;
struct usb_device_descriptor descriptor;
+ struct usb_host_bos *bos;
struct usb_host_config *config;
struct usb_host_config *actconfig;
@@ -460,6 +475,9 @@ struct usb_device {
unsigned authorized:1;
unsigned authenticated:1;
unsigned wusb:1;
+ unsigned lpm_capable:1;
+ unsigned usb2_hw_lpm_capable:1;
+ unsigned usb2_hw_lpm_enabled:1;
int string_langid;
/* static strings from the device */
@@ -1574,7 +1592,7 @@ usb_maxpacket(struct usb_device *udev, int pipe, int is_out)
return 0;
/* NOTE: only 0x07ff bits are for packet size... */
- return le16_to_cpu(ep->desc.wMaxPacketSize);
+ return usb_endpoint_maxp(&ep->desc);
}
/* ----------------------------------------------------------------------- */