Re: [linux-usb-devel] [BK PATCH] USB changes for 2.6.6

[David Brownell <david-b@pacbell.net>]

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Linus Torvalds wrote:
> 
> So I'd much rather just have two different functions, one in the CONFIG_PM 
> section, and one in the !CONFIG_PM one. That's how we already do 
> everything else in that header file (and how we handle PCI etc).

More like this then?  I'm not sure whether you'd prefer
to apply that logic to the "struct pm_info" innards too.
That file has multiple CONFIG_PM sections, too.

- Dave

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--- 1.13/include/linux/pm.h	Thu Aug 21 11:47:27 2003
+++ edited/include/linux/pm.h	Sun May 16 11:11:06 2004
@@ -238,6 +238,24 @@
 #endif
 };
 
+#ifdef	CONFIG_PM
+
+static inline u32
+device_pm_state(struct dev_pm_info *info)
+{
+	return info->power_state;
+}
+
+#else
+
+static inline u32
+device_pm_state(struct dev_pm_info *info)
+{
+	return 0;
+}
+
+#endif
+
 extern void device_pm_set_parent(struct device * dev, struct device * parent);
 
 extern int device_suspend(u32 state);
--- 1.33/drivers/usb/host/ehci-dbg.c	Fri May  7 12:48:33 2004
+++ edited/drivers/usb/host/ehci-dbg.c	Sun May 16 10:49:54 2004
@@ -639,7 +639,7 @@
 
 	spin_lock_irqsave (&ehci->lock, flags);
 
-	if (bus->controller->power.power_state) {
+	if (device_pm_state (&bus->controller->power)) {
 		size = scnprintf (next, size,
 			"bus %s, device %s (driver " DRIVER_VERSION ")\n"
 			"SUSPENDED (no register access)\n",
--- 1.26/drivers/usb/host/ohci-dbg.c	Tue May 11 13:17:33 2004
+++ edited/drivers/usb/host/ohci-dbg.c	Sun May 16 10:49:54 2004
@@ -623,7 +623,7 @@
 		hcd->self.controller->bus_id,
 		hcd_name);
 
-	if (bus->controller->power.power_state) {
+	if (device_pm_state (&bus->controller->power)) {
 		size -= scnprintf (next, size,
 			"SUSPENDED (no register access)\n");
 		goto done;