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From: Peter Samuelson <peter@cadcamlab.org>
To: Greg KH <greg@wirex.com>, f5ibh <f5ibh@db0bm.ampr.org>,
	linux-kernel@vger.kernel.org
Subject: Re: 2.2.18pre, usb mouse messages
Date: Fri, 24 Nov 2000 00:31:11 -0600	[thread overview]
Message-ID: <20001124003111.E8881@wire.cadcamlab.org> (raw)
In-Reply-To: <200011232132.WAA29552@db0bm.ampr.org> <20001123134804.C28923@wirex.com>
In-Reply-To: <20001123134804.C28923@wirex.com>; from greg@wirex.com on Thu, Nov 23, 2000 at 01:48:04PM -0800


> > usb-uhci.c: interrupt, status 3, frame# 212
> > hub.c: already running port 2 disabled by hub (EMI?), re-enabling...

[Greg KH]
> The messages are harmless debug messages.  Anyone want to whip up a
> patch to turn them off (like was recently done for 2.4.0-test)?

Is this what you mean?

Peter


diff -urk.bak 2.2.18-19/drivers/usb/hub.c.bak 2.2.18-19/drivers/usb/hub.c
--- 2.2.18-19/drivers/usb/hub.c.bak	Fri Nov  3 19:20:45 2000
+++ 2.2.18-19/drivers/usb/hub.c	Fri Nov 24 00:29:50 2000
@@ -530,11 +530,8 @@
 				// be shutdown by the hub, this hack enables them again.
 				// Works at least with mouse driver. 
 				if (!(portstatus & USB_PORT_STAT_ENABLE) && 
-				    (portstatus & USB_PORT_STAT_CONNECTION) && (dev->children[i])) {
-					err("already running port %i disabled by hub (EMI?), re-enabling...",
-						i + 1);
+				    (portstatus & USB_PORT_STAT_CONNECTION) && (dev->children[i]))
 					usb_hub_port_connect_change(dev, i);
-				}
 			}
 
 			if (portstatus & USB_PORT_STAT_SUSPEND) {
diff -urk.bak 2.2.18-19/drivers/usb/usb-uhci.c.bak 2.2.18-19/drivers/usb/usb-uhci.c
--- 2.2.18-19/drivers/usb/usb-uhci.c.bak	Fri Nov  3 19:20:46 2000
+++ 2.2.18-19/drivers/usb/usb-uhci.c	Fri Nov 24 00:21:16 2000
@@ -2538,16 +2538,10 @@
 
 	dbg("interrupt");
 
-	if (status != 1) {
-		warn("interrupt, status %x, frame# %i", status, 
-		     UHCI_GET_CURRENT_FRAME(s));
+	// remove host controller halted state
+	if ((status&0x20) && (s->running))
+		outw (USBCMD_RS | inw(io_addr + USBCMD), io_addr + USBCMD);
 
-		// remove host controller halted state
-		if ((status&0x20) && (s->running)) {
-			outw (USBCMD_RS | inw(io_addr + USBCMD), io_addr + USBCMD);
-		}
-		//uhci_show_status (s);
-	}
 	/*
 	 * traverse the list in *reverse* direction, because new entries
 	 * may be added at the end.
-
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      reply	other threads:[~2000-11-24  7:05 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2000-11-23 21:32 f5ibh
2000-11-23 21:48 ` Greg KH
2000-11-24  6:31   ` Peter Samuelson [this message]

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