[Intel-gfx] [PATCH 1/3] drm/edid: Fix up clock for CEA/HDMI modes specified via detailed timings

Adam Jackson ajax at redhat.com
Thu Oct 8 09:22:31 PDT 2015

On Thu, 2015-10-08 at 11:43 +0300, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> EDID detailed timings have a resolution of 10kHz for the pixel clock, so
> they can't represent certain CEA/HDMI modes accurately. If we see a mode
> coming in via detailed timings which otherwise matches one of the
> CEA/HDMI modes except the clock is just a bit off, let's assume that the
> intention was for that mode to be one of the CEA/HDMI modes and go ahead
> and fix up the clock to match the CEA/HDMI spec exactly (well, as close
> as we can get with the 1 kHz resolution we use).
> This should help code that's looking for an exact clock match (eg. i915
> audio N/CTS setup).

Looks like a sane set of changes.  Series is:

Reviewed-by: Adam Jackson <ajax at redhat.com>

- ajax

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