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path: root/drivers/usb/host/xhci.h
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Diffstat (limited to 'drivers/usb/host/xhci.h')
-rw-r--r--drivers/usb/host/xhci.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 9745147..8e421b8 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1,3 +1,4 @@
+
/*
* xHCI host controller driver
*
@@ -88,9 +89,10 @@ struct xhci_cap_regs {
#define HCS_IST(p) (((p) >> 0) & 0xf)
/* bits 4:7, max number of Event Ring segments */
#define HCS_ERST_MAX(p) (((p) >> 4) & 0xf)
+/* bits 21:25 Hi 5 bits of Scratchpad buffers SW must allocate for the HW */
/* bit 26 Scratchpad restore - for save/restore HW state - not used yet */
-/* bits 27:31 number of Scratchpad buffers SW must allocate for the HW */
-#define HCS_MAX_SCRATCHPAD(p) (((p) >> 27) & 0x1f)
+/* bits 27:31 Lo 5 bits of Scratchpad buffers SW must allocate for the HW */
+#define HCS_MAX_SCRATCHPAD(p) ((((p) >> 16) & 0x3e0) | (((p) >> 27) & 0x1f))
/* HCSPARAMS3 - hcs_params3 - bitmasks */
/* bits 0:7, Max U1 to U0 latency for the roothub ports */
@@ -1288,6 +1290,8 @@ struct xhci_td {
struct xhci_segment *start_seg;
union xhci_trb *first_trb;
union xhci_trb *last_trb;
+ /* actual_length of the URB has already been set */
+ bool urb_length_set;
};
/* xHCI command default timeout value */
@@ -1560,6 +1564,7 @@ struct xhci_hcd {
#define XHCI_SPURIOUS_WAKEUP (1 << 18)
/* For controllers with a broken beyond repair streams implementation */
#define XHCI_BROKEN_STREAMS (1 << 19)
+#define XHCI_PME_STUCK_QUIRK (1 << 20)
unsigned int num_active_eps;
unsigned int limit_active_eps;
/* There are two roothubs to keep track of bus suspend info for */
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