[Intel-gfx] [PATCH] drm/i915: Increase the response time for slow SDVO devices

Daniel Vetter daniel at ffwll.ch
Mon Nov 26 19:45:49 CET 2012


On Fri, Nov 23, 2012 at 11:57:56AM +0000, Chris Wilson wrote:
> Some devices may respond very slowly and only flag that the reply is
> pending within the first 15us response window. Be kind to such devices
> and wait a further 15ms, before checking for the pending reply. This
> moves the existing special case delay of 30ms down from the detection
> routine into the common path and pretends to explain it...
> 
> v2: Simplify the loop constructs as suggested by Jani Nikula.
> 
> References: https://bugs.freedesktop.org/show_bug.cgi?id=36997
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Queued for -next, thanks for the patch.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch



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