These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / include / linux / usb / otg.h

diff --git a/kernel/include/linux/usb/otg.h b/kernel/include/linux/usb/otg.h
index 52661c5..67929df 100644 (file)
--- a/kernel/include/linux/usb/otg.h
+++ b/kernel/include/linux/usb/otg.h
@@ -41,6 +41,21 @@ struct usb_otg {
 
 };
 
+/**
+ * struct usb_otg_caps - describes the otg capabilities of the device
+ * @otg_rev: The OTG revision number the device is compliant with, it's
+ *             in binary-coded decimal (i.e. 2.0 is 0200H).
+ * @hnp_support: Indicates if the device supports HNP.
+ * @srp_support: Indicates if the device supports SRP.
+ * @adp_support: Indicates if the device supports ADP.
+ */
+struct usb_otg_caps {
+       u16 otg_rev;
+       bool hnp_support;
+       bool srp_support;
+       bool adp_support;
+};
+
 extern const char *usb_otg_state_string(enum usb_otg_state state);
 
 /* Context: can sleep */
@@ -104,4 +119,13 @@ enum usb_dr_mode {
        USB_DR_MODE_OTG,
 };
 
+/**
+ * usb_get_dr_mode - Get dual role mode for given device
+ * @dev: Pointer to the given device
+ *
+ * The function gets phy interface string from property 'dr_mode',
+ * and returns the correspondig enum usb_dr_mode
+ */
+extern enum usb_dr_mode usb_get_dr_mode(struct device *dev);
+
 #endif /* __LINUX_USB_OTG_H */