From: Li Jun <b47624@xxxxxxxxxxxxx>
Add 2 flags for USB OTG HNP polling, hnp_polling_support is to indicate if
the gadget can support HNP polling, host_request_flag is used for gadget
to store host request information from application, which can be used to
respond to HNP polling from host.
Acked-by: Peter Chen <peter.chen@xxxxxxxxxxxxx>
Signed-off-by: Li Jun <jun.li@xxxxxxxxxxxxx>
---
include/linux/usb/gadget.h | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index e2f00fd..6c7dc43 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -521,6 +521,10 @@ struct usb_gadget_ops {
* only supports HNP on a different root port.
* @b_hnp_enable: OTG device feature flag, indicating that the A-Host
* enabled HNP support.
+ * @hnp_polling_support: OTG device feature flag, indicating if the OTG device
+ * in peripheral mode can support HNP polling.
+ * @host_request_flag: OTG device feature flag, indicating if A-Peripheral
+ * or B-Peripheral wants to take host role.
* @quirk_ep_out_aligned_size: epout requires buffer size to be aligned to
* MaxPacketSize.
* @is_selfpowered: if the gadget is self-powered.
@@ -563,6 +567,8 @@ struct usb_gadget {
unsigned b_hnp_enable:1;
unsigned a_hnp_support:1;
unsigned a_alt_hnp_support:1;
+ unsigned hnp_polling_support:1;
+ unsigned host_request_flag:1;
unsigned quirk_ep_out_aligned_size:1;
unsigned is_selfpowered:1;
};
--
1.7.9.5
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