PCI: pci_has_legacy_pm_support add driver and device to WARN

Include the driver name and device in warning when a pci driver supports both legacy pm and new framework as just the stack trace gives no way to identify the driver. Signed-off-by: David Fries <[email protected]> Acked-by: Rafael J. Wysocki <[email protected]> Signed-off-by: Jesse Barnes <[email protected]>
mna · Jan 6, 2012 · 82440a8 · 82440a8
1 parent d5dea7d
commit 82440a8
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
@@ -604,7 +604,8 @@ static bool pci_has_legacy_pm_support(struct pci_dev *pci_dev)
 	 * supported as well.  Drivers are supposed to support either the
 	 * former, or the latter, but not both at the same time.
 	 */
-	WARN_ON(ret && drv->driver.pm);
+	WARN(ret && drv->driver.pm, "driver %s device %04x:%04x\n",
+		drv->name, pci_dev->vendor, pci_dev->device);
 
 	return ret;
 }