drm/radeon/dpm: Reenabling SS on Cayman
authorAlexandre Demers <alexandre.f.demers@gmail.com>
Wed, 9 Jul 2014 02:27:36 +0000 (22:27 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 10 Jul 2014 21:01:30 +0000 (17:01 -0400)
It reverts commit c745fe611ca42295c9d91d8e305d27983e9132ef now that
Cayman is stable since VDDCI fix. Spread spectrum was not the culprit.

This depends on b0880e87c1fd038b84498944f52e52c3e86ebe59
(drm/radeon/dpm: fix vddci setup typo on cayman).

Signed-off-by: Alexandre Demers <alexandre.f.demers@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
drivers/gpu/drm/radeon/rv770_dpm.c

index da041a43d82e8329fd2e58370e4d36e5a66b7011..3c76e1dcdf04d103583b3d3e050824a81a56baef 100644 (file)
@@ -2329,12 +2329,6 @@ void rv770_get_engine_memory_ss(struct radeon_device *rdev)
        pi->mclk_ss = radeon_atombios_get_asic_ss_info(rdev, &ss,
                                                       ASIC_INTERNAL_MEMORY_SS, 0);
 
-       /* disable ss, causes hangs on some cayman boards */
-       if (rdev->family == CHIP_CAYMAN) {
-               pi->sclk_ss = false;
-               pi->mclk_ss = false;
-       }
-
        if (pi->sclk_ss || pi->mclk_ss)
                pi->dynamic_ss = true;
        else