[U-Boot] [PATCH 4/7] usb: Make pollable int support available outside of ehci-hcd.c
Hans de Goede
hdegoede at redhat.com
Sat Sep 20 17:01:09 CEST 2014
Signed-off-by: Hans de Goede <hdegoede at redhat.com>
---
include/usb.h | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/include/usb.h b/include/usb.h
index c355fbe..6b29aed 100644
--- a/include/usb.h
+++ b/include/usb.h
@@ -129,6 +129,8 @@ struct usb_device {
unsigned int slot_id;
};
+struct int_queue;
+
/*
* You can initialize platform's USB host or device
* ports by passing this enum as an argument to
@@ -162,6 +164,13 @@ int submit_control_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
int submit_int_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
int transfer_len, int interval);
+#ifdef CONFIG_USB_EHCI /* Only the ehci code has pollable int support */
+struct int_queue *create_int_queue(struct usb_device *dev, unsigned long pipe,
+ int queuesize, int elementsize, void *buffer);
+int destroy_int_queue(struct usb_device *dev, struct int_queue *queue);
+void *poll_int_queue(struct usb_device *dev, struct int_queue *queue);
+#endif
+
/* Defines */
#define USB_UHCI_VEND_ID 0x8086
#define USB_UHCI_DEV_ID 0x7112
--
2.1.0
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