Bug 14889

Summary: System wakeup by time not working anymore
Product: Drivers Reporter: Rafael J. Wysocki (rjw)
Component: PNPAssignee: Adam Belay (ambx1)
Status: CLOSED CODE_FIX    
Severity: normal    
Priority: P1    
Hardware: All   
OS: Linux   
Kernel Version: 2.6.32 Subsystem:
Regression: Yes Bisected commit-id:
Bug Depends on:    
Bug Blocks: 7216, 14230    
Attachments: rtc_cmos-fix

Description Rafael J. Wysocki 2009-12-27 22:07:41 UTC 
Subject    : [REGRESSION] System wakeup by time not working anymore on 2.6.32
Submitter  : Malte Schröder <maltesch@gmx.de>
Date       : 2009-12-03 18:06
References : http://marc.info/?l=linux-kernel&m=125986362631900&w=4
Notify-Also : Len Brown <lenb@kernel.org>

This entry is being used for tracking a regression from 2.6.31.  Please don't
close it until the problem is fixed in the mainline.

Reportedly caused by:

commit abd6633c67925f90775bb74755f9c547e30f1f20
Author: David Härdeman <david@hardeman.nu>
Date:   Mon Sep 21 17:04:52 2009 -0700

    pnp: add a shutdown method to pnp drivers
    
    The shutdown method is used by the winbond cir driver to setup the
    hardware for wake-from-S5.
    
    Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
    Signed-off-by: David Härdeman <david@hardeman.nu>
    Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

First-Bad-Commit : abd6633c67925f90775bb74755f9c547e30f1f20
Comment 1 Rafael J. Wysocki 2009-12-29 14:59:14 UTC 
*** Bug 14927 has been marked as a duplicate of this bug. ***
Comment 2 OGAWA Hirofumi 2009-12-29 22:12:52 UTC 
Created attachment 24365 [details]
rtc_cmos-fix

Specified commit would break the pnp driver which is using
driver->shutdown.
Comment 3 Rafael J. Wysocki 2009-12-30 21:31:35 UTC 
Handled-By : OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Patch : http://patchwork.kernel.org/patch/70212/