This patch adds a structure usb_otg_caps to cover all otg related
capabilities of the device, including otg revision, and if hnp/srp/adp
is supported.
Signed-off-by: Li Jun <jun...@freescale.com>
---
include/linux/usb/otg.h | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h
index 52661c5..bd1dcf8 100644
--- a/include/linux/usb/otg.h
+++ b/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 */
--
1.9.1
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