From 6a88bbe8e30d4beb2320b5a7452242a1fe7889c5 Mon Sep 17 00:00:00 2001 From: Li Jun Date: Thu, 9 Jul 2015 15:18:40 +0800 Subject: [PATCH] usb: otg: add usb_otg_caps structure for otg capabilities 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 Reviewed-by: Roger Quadros Signed-off-by: Felipe Balbi --- 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 52661c5da690..bd1dcf816100 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 */ -- 2.20.1