[Intel-gfx] [PATCH] detect hdmi monitor by reading edid
keithp at keithp.com
Mon Jun 29 17:06:33 CEST 2009
On Mon, 2009-06-29 at 14:41 +0800, ling.ma at intel.com wrote:
> We detect HDMI output status by setting interrupt enable bit,
> then read interrupt status, which is effective for most cases.
> However G4x platform will indicate incorrect detection result
> even if current output is HDMI monitor. The patch intends
> to read edid, then determin connect status by EDID type.
Can you describe the precise errors in detection you're seeing here?
From my experience, as the hotplug bits are shared among multiple
outputs, they will never provide a false-positive reading.
keith.packard at intel.com
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