Bug 30069 - [I915] Arrandale, unable to change resolution, stuck in one resolution mode.
[I915] Arrandale, unable to change resolution, stuck in one resolution mode.
Status: RESOLVED FIXED
Product: DRI
Classification: Unclassified
Component: DRM/Intel
XOrg git
Other Linux (All)
: medium major
Assigned To: Jesse Barnes
:
Depends on:
Blocks:
  Show dependency treegraph
 
Reported: 2010-09-07 13:29 UTC by Manoj Iyer
Modified: 2010-09-07 14:54 UTC (History)
0 users

See Also:
i915 platform:
i915 features:


Attachments
edp mode list fix (549 bytes, patch)
2010-09-07 13:31 UTC, Jesse Barnes
no flags Details | Splinter Review

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Description Manoj Iyer 2010-09-07 13:29:40 UTC
BIOS Version: A03

Platform: ROTH-E3-C1

CPU: Arrandale

VGA: Intel UMA

Audio : Intel Corporation Device 3b57

Summary : No options in drop down menu for change in Resolution

Steps to reproduce : Systems > Preferences > Monitors

Expected result : Options in drop down menu to change resolution.

Actual result : No options in drop down menu to change resolution.
Comment 1 Jesse Barnes 2010-09-07 13:31:39 UTC
Created attachment 38532 [details] [review]
edp mode list fix

Can you give this patch a try?  I haven't validated the LVDS vs eDP logic but it may "just work".
Comment 2 Jesse Barnes 2010-09-07 14:54:52 UTC
Fix pushed.  Note that it needs kernel eDP support as well, otherwise we don't have a good way of telling eDP and DP apart.

commit 0d26d950fdada1f59dc6cb31fe2f03004825f773
Author: Jesse Barnes <jbarnes@virtuousgeek.org>
Date:   Tue Sep 7 13:46:58 2010 -0700

    KMS: add fake EDID on eDP too