ACPI / PM: Use KERN_DEBUG when no power resources are found

commit f25b70613c048ceb1df052576fda03321ebf41cf upstream.

commit a606dac368eed5696fb38e16b1394f1d049c09e9 adds support to link
devices which have _PRx, if a device does not have _PRx, a warning
message will be printed.

This commit is for ZPODD on Intel ZPODD capable platforms, on other
platforms, it has no problem if there is no power resource for this
device, so a warning here is not appropriate, change it to debug.

Reported-by: Borislav Petkov <bp@amd64.org>
Signed-off-by: Aaron Lu <aaron.lu@intel.com>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index 7bdb676b089b6a2c881519a8ee646360e67617b1..2adef535f15e55672116197b2e68fa4f6363fd15 100644 (file)
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -468,7 +468,7 @@ int acpi_power_resource_register_device(struct device *dev, acpi_handle handle)
        return ret;
 
 no_power_resource:
-       printk(KERN_WARNING PREFIX "Invalid Power Resource to register!");
+       printk(KERN_DEBUG PREFIX "Invalid Power Resource to register!");
        return -ENODEV;
 }