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drm/radeon: don't use fractional dividers on RS[78]80 if SS is enabled
authorChristian König <christian.koenig@amd.com>
Mon, 13 Jun 2016 14:09:53 +0000 (16:09 +0200)
committerSasha Levin <alexander.levin@verizon.com>
Thu, 1 Sep 2016 02:05:44 +0000 (22:05 -0400)
commitffdb240a4379c1689af986a16c65dfac5d17aeb7
tree779ab21a436a55b99dc2e821278abe12f147224btree | snapshot
parentf98192b6c8ef31995f9dfaa9089a09ac0cbf8c88commit | diff
drm/radeon: don't use fractional dividers on RS[78]80 if SS is enabled

[ Upstream commit 9ef8537e68941d858924a3eacee5a1945767cbab ]

Seems to cause problems for some older hardware. Kudos to Thom Kouwenhoven
for working a lot with the PLLs and figuring this out.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
drivers/gpu/drm/radeon/atombios_crtc.c diff | blob | history
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