Re: [Intel-gfx] [PATCH] drm/i915: Use the DVI clock limit in DVI mode

2014-03-25 Thread Daniel Vetter
On Tue, Mar 25, 2014 at 2:44 AM, Stéphane Marchesin marc...@chromium.org wrote: When using HDMI, the 300MHz clock is legal, but when in DVI mode it's definitely not. This causes issues when we send a 300MHz signal over a DVI cable which is specced for 165MHz only. So when in DVI mode let's

[Intel-gfx] [PATCH] drm/i915: Use the DVI clock limit in DVI mode

2014-03-24 Thread Stéphane Marchesin
When using HDMI, the 300MHz clock is legal, but when in DVI mode it's definitely not. This causes issues when we send a 300MHz signal over a DVI cable which is specced for 165MHz only. So when in DVI mode let's limit the clock to 165MHz. Signed-off-by: Stéphane Marchesin marc...@chromium.org ---