drm/radeon: don't disable plls that are in use by other crtcs
authorAlex Deucher <alexander.deucher@amd.com>
Tue, 21 Aug 2012 23:06:21 +0000 (19:06 -0400)
committerBen Hutchings <ben@decadent.org.uk>
Wed, 19 Sep 2012 14:04:35 +0000 (15:04 +0100)
commitbcee0e636903477fae6070a6f49dfab44813e253
treec794f6a0255ca7b7cc686bf7c7a2be62f2ef4c67
parentcedfdedec428b13781cb231fbfb0de23729af2f0
drm/radeon: don't disable plls that are in use by other crtcs

commit 4e58591c8961b3e31709313f75819f2eec06e322 upstream.

Some plls are shared for DP.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
[bwh: Backported to 3.2: add the dev and rdev variables, previously added
 upstream to support DCE6.1 which isn't supported in this version]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
drivers/gpu/drm/radeon/atombios_crtc.c