[PATCH v3 2/7] usb: host: xhci: add a platform-private field

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This patch adds an xhci->priv field for private use by
XHCI platform drivers. Until now none of the platform drivers
has used this private space.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
---
 drivers/usb/host/xhci.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index be9048e..05f4a73 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1657,6 +1657,9 @@ struct xhci_hcd {
 	u32			port_status_u0;
 /* Compliance Mode Timer Triggered every 2 seconds */
 #define COMP_MODE_RCVRY_MSECS 2000
+
+	/* platform-specific data -- must come last */
+	unsigned long		priv[0] __aligned(sizeof(s64));
 };
 
 /* Platform specific overrides to generic XHCI hc_driver ops */
-- 
1.9.1

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