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From: Hans Petter Selasky <hselasky@FreeBSD.org>
Date: Fri, 12 Aug 2016 08:07:19 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r303997 - stable/9/sys/dev/usb/controller
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Author: hselasky
Date: Fri Aug 12 08:07:19 2016
New Revision: 303997
URL: https://svnweb.freebsd.org/changeset/base/303997

Log:
  MFC r302371:
  Fix regression issue with XHCI on 32-bit ARMv7 Armada-38x. Make sure
  "struct xhci_dev_ctx_addr" fits into a single 4K page until further.

Modified:
  stable/9/sys/dev/usb/controller/xhci.h
Directory Properties:
  stable/9/sys/   (props changed)
  stable/9/sys/dev/   (props changed)

Modified: stable/9/sys/dev/usb/controller/xhci.h
==============================================================================
--- stable/9/sys/dev/usb/controller/xhci.h	Fri Aug 12 08:05:40 2016	(r303996)
+++ stable/9/sys/dev/usb/controller/xhci.h	Fri Aug 12 08:07:19 2016	(r303997)
@@ -30,7 +30,7 @@
 
 #define	XHCI_MAX_DEVICES	MIN(USB_MAX_DEVICES, 128)
 #define	XHCI_MAX_ENDPOINTS	32	/* hardcoded - do not change */
-#define	XHCI_MAX_SCRATCHPADS	1024
+#define	XHCI_MAX_SCRATCHPADS	256	/* theoretical max is 1023 */
 #define	XHCI_MAX_EVENTS		(16 * 13)
 #define	XHCI_MAX_COMMANDS	(16 * 1)
 #define	XHCI_MAX_RSEG		1