Merge branch 'for-3.1' of git://git.kernel.org/pub/scm/linux/kernel/git/lrg/asoc...

[~andy/linux] / drivers / usb / host / xhci.h

diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 0772a8cfea230c2c79a52434dc28da76bbd86eaa..ac0196e7fcf11dba0c1df87ffb24ea57cd6c379f 100644 (file)
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1123,6 +1123,7 @@ struct xhci_ring {
         */
        u32                     cycle_state;
        unsigned int            stream_id;
+       bool                    last_td_was_short;
 };
 
 struct xhci_erst_entry {
@@ -1290,6 +1291,19 @@ struct xhci_hcd {
 #define XHCI_RESET_EP_QUIRK    (1 << 1)
 #define XHCI_NEC_HOST          (1 << 2)
 #define XHCI_AMD_PLL_FIX       (1 << 3)
+#define XHCI_SPURIOUS_SUCCESS  (1 << 4)
+/*
+ * Certain Intel host controllers have a limit to the number of endpoint
+ * contexts they can handle.  Ideally, they would signal that they can't handle
+ * anymore endpoint contexts by returning a Resource Error for the Configure
+ * Endpoint command, but they don't.  Instead they expect software to keep track
+ * of the number of active endpoints for them, across configure endpoint
+ * commands, reset device commands, disable slot commands, and address device
+ * commands.
+ */
+#define XHCI_EP_LIMIT_QUIRK    (1 << 5)
+       unsigned int            num_active_eps;
+       unsigned int            limit_active_eps;
        /* There are two roothubs to keep track of bus suspend info for */
        struct xhci_bus_state   bus_state[2];
        /* Is each xHCI roothub port a USB 3.0, USB 2.0, or USB 1.1 port? */
@@ -1433,6 +1447,8 @@ void xhci_setup_streams_ep_input_ctx(struct xhci_hcd *xhci,
 void xhci_setup_no_streams_ep_input_ctx(struct xhci_hcd *xhci,
                struct xhci_ep_ctx *ep_ctx,
                struct xhci_virt_ep *ep);
+void xhci_free_device_endpoint_resources(struct xhci_hcd *xhci,
+       struct xhci_virt_device *virt_dev, bool drop_control_ep);
 struct xhci_ring *xhci_dma_to_transfer_ring(
                struct xhci_virt_ep *ep,
                u64 address);