Merge master.kernel.org:/home/rmk/linux-2.6-arm

[karo-tx-linux.git] / drivers / usb / host / xhci.h

diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 93d3bf4d213c76dbacc8d964f72bda2a4c2c32c5..85e65647d44518cf3c3bbf0873816b344b90cf53 100644 (file)
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -621,6 +621,11 @@ struct xhci_ep_ctx {
 #define MAX_PACKET_MASK                (0xffff << 16)
 #define MAX_PACKET_DECODED(p)  (((p) >> 16) & 0xffff)
 
+/* Get max packet size from ep desc. Bit 10..0 specify the max packet size.
+ * USB2.0 spec 9.6.6.
+ */
+#define GET_MAX_PACKET(p)      ((p) & 0x7ff)
+
 /* tx_info bitmasks */
 #define AVG_TRB_LENGTH_FOR_EP(p)       ((p) & 0xffff)
 #define MAX_ESIT_PAYLOAD_FOR_EP(p)     (((p) & 0xffff) << 16)