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Dave Airlie 1cc635aa16 drm/dp: retry AUX transactions 32 times (v1.1) 
commit 19a93f042f upstream.

At least on two MST devices I've tested with, when
they are link training downstream, they are totally
unable to handle aux ch msgs, so they defer like nuts.
I tried 16, it wasn't enough, 32 seems better.

This fixes one Dell 4k monitor and one of the
MST hubs.

v1.1: fixup comment (Tom).

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
History 2015-01-27 08:29:34 -08:00
..
drm drm/dp: retry AUX transactions 32 times (v1.1) 2015-01-27 08:29:34 -08:00
host1x drm/tegra: Make job submission 64-bit safe 2014-08-04 10:07:36 +02:00
ipu-v3 IPUv3 fixes for v3.18 2014-10-07 14:31:14 +10:00
vga Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2014-10-13 16:23:15 +02:00
Makefile gpu: ipu-v3: Move i.MX IPUv3 core driver out of staging 2014-06-04 11:06:52 +02:00