Bug 15038

Summary: drm/ksm: fbdev blanking regression
Product: Drivers Reporter: Rafael J. Wysocki (rjw)
Component: Video(DRI - Intel)Assignee: drivers_video-dri-intel (drivers_video-dri-intel)
Status: CLOSED CODE_FIX    
Severity: normal    
Priority: P1    
Hardware: All   
OS: Linux   
Kernel Version: 2.6.33-rc1 Tree: Mainline
Regression: Yes
Bug Depends on:    
Bug Blocks: 14885    

Description Rafael J. Wysocki 2010-01-10 21:39:54 UTC
Subject    : [bisected] drm/ksm: fbdev blanking regression in 2.6.33
Submitter  : Johan Hovold <jhovold@gmail.com>
Date       : 2010-01-06 17:00
References : http://marc.info/?l=linux-kernel&m=126279726418748&w=4
Handled-By : James Simmons <jsimmons@infradead.org>

This entry is being used for tracking a regression from 2.6.32.  Please don't
close it until the problem is fixed in the mainline.

Bisected to:

commit 731b5a15a3b1474a41c2ca29b4c32b0f21bc852e
Author: James Simmons <jsimmons@infradead.org>
Date:   Thu Oct 29 20:39:07 2009 +0000

    drm/kms: properly handle fbdev blanking

    I examined several fbdev drivers and foudn the blanking code in
    drm_fb_helper to be wrong. This patch fixes the fbdev blanking to behave
    like other fbdev drivers.

    Signed-off-by: Dave Airlie <airlied@redhat.com>

First-Bad-Commit : 731b5a15a3b1474a41c2ca29b4c32b0f21bc852e