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Diffstat (limited to 'backport-include/linux/usb/ch9.h')
-rw-r--r--backport-include/linux/usb/ch9.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/backport-include/linux/usb/ch9.h b/backport-include/linux/usb/ch9.h
new file mode 100644
index 0000000..c2f0120
--- /dev/null
+++ b/backport-include/linux/usb/ch9.h
@@ -0,0 +1,28 @@
+#ifndef __BACKPORT__LINUX_USB_CH9_H
+#define __BACKPORT__LINUX_USB_CH9_H
+
+#include <linux/version.h>
+#include_next <linux/usb/ch9.h>
+
+#if LINUX_VERSION_IS_LESS(3,2,0)
+#include <linux/types.h> /* __u8 etc */
+#include <asm/byteorder.h> /* le16_to_cpu */
+
+/**
+ * usb_endpoint_maxp - get endpoint's max packet size
+ * @epd: endpoint to be checked
+ *
+ * Returns @epd's max packet
+ */
+#define usb_endpoint_maxp LINUX_BACKPORT(usb_endpoint_maxp)
+static inline int usb_endpoint_maxp(const struct usb_endpoint_descriptor *epd)
+{
+ return __le16_to_cpu(epd->wMaxPacketSize);
+}
+#endif /* < 3.2 */
+
+#if LINUX_VERSION_IS_LESS(4,6,0)
+#define USB_SPEED_SUPER_PLUS 6
+#endif
+
+#endif /* __BACKPORT__LINUX_USB_CH9_H */