[Intel-gfx] [PATCH 2/2] drm/i915/lvds: Use i915.lvds_fixed_mode= as a last resort

[Chris Wilson]

On Thu, 21 Apr 2011 17:30:21 -0500 (CDT), Mike Isely <isely at isely.net> wrote:
> It looks like the driver did notice the specified mode and used it - 
> because the display's refresh rate did get adjusted and the overall 
> resolution is correct.  However the display timings are slightly "off", 
> the image is stretched a few pixels off the right edge and a few lines 
> off the bottom edge.  Yet the same modeline given to "video=" in 
> combination with my controversial disable-fixed-mode patch however 
> produces a perfectly aligned image.

Adding a few printk will help. And perhaps comparing the resultant register
settings with intel_reg_dumper.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre