Bug 86191

Summary: [Radeon HD 6850 DPM Bug] Display Hangs On Boot
Product: Drivers Reporter: mmstick (mmstickman)
Component: Video(DRI - non Intel)Assignee: drivers_video-dri
Status: NEW ---    
Severity: blocking CC: alan, szg00000
Priority: P1    
Hardware: All   
OS: Linux   
Kernel Version: 3.16 & 3.17 Subsystem:
Regression: Yes Bisected commit-id:

Description mmstick 2014-10-13 20:27:00 UTC
With kernels 3.16 and 3.17, my Radeon HD 6850 machine refuses to boot unless I pass radeon.dpm=0 to the kernel command line.