svn commit: r227541 - head/sys/dev/usb/controller

Hans Petter Selasky hselasky at FreeBSD.org
Tue Nov 15 20:48:57 UTC 2011


Author: hselasky
Date: Tue Nov 15 20:48:57 2011
New Revision: 227541
URL: http://svn.freebsd.org/changeset/base/227541

Log:
  Some brands of XHCI controllers needs more time to reset.
  
  Reported by:	Jan Henrik Sylvester
  MFC after:	1 week

Modified:
  head/sys/dev/usb/controller/xhci.c

Modified: head/sys/dev/usb/controller/xhci.c
==============================================================================
--- head/sys/dev/usb/controller/xhci.c	Tue Nov 15 20:41:50 2011	(r227540)
+++ head/sys/dev/usb/controller/xhci.c	Tue Nov 15 20:48:57 2011	(r227541)
@@ -292,7 +292,7 @@ xhci_start_controller(struct xhci_softc 
 	XWRITE4(sc, oper, XHCI_USBCMD, XHCI_CMD_HCRST);
 
 	for (i = 0; i != 100; i++) {
-		usb_pause_mtx(NULL, hz / 1000);
+		usb_pause_mtx(NULL, hz / 100);
 		temp = XREAD4(sc, oper, XHCI_USBCMD) &
 		    (XHCI_CMD_HCRST | XHCI_STS_CNR);
 		if (!temp)
@@ -453,7 +453,7 @@ xhci_start_controller(struct xhci_softc 
 	    XHCI_CMD_INTE | XHCI_CMD_HSEE);
 
 	for (i = 0; i != 100; i++) {
-		usb_pause_mtx(NULL, hz / 1000);
+		usb_pause_mtx(NULL, hz / 100);
 		temp = XREAD4(sc, oper, XHCI_USBSTS) & XHCI_STS_HCH;
 		if (!temp)
 			break;
@@ -487,7 +487,7 @@ xhci_halt_controller(struct xhci_softc *
 	XWRITE4(sc, oper, XHCI_USBCMD, 0);
 
 	for (i = 0; i != 100; i++) {
-		usb_pause_mtx(NULL, hz / 1000);
+		usb_pause_mtx(NULL, hz / 100);
 		temp = XREAD4(sc, oper, XHCI_USBSTS) & XHCI_STS_HCH;
 		if (temp)
 			break;


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