Commit 57700ad1 authored by Alex Deucher's avatar Alex Deucher Committed by Christian König

drm/radeon: disable mclk dpm on R7 260X

Setting higher mclks seems to cause stability issues
on some R7 260X boards.  Disable it for now for stability
until we find a proper fix.

bug:
https://bugs.freedesktop.org/show_bug.cgi?id=75992Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent 5df5242d
...@@ -5146,6 +5146,10 @@ int ci_dpm_init(struct radeon_device *rdev) ...@@ -5146,6 +5146,10 @@ int ci_dpm_init(struct radeon_device *rdev)
pi->mclk_dpm_key_disabled = 0; pi->mclk_dpm_key_disabled = 0;
pi->pcie_dpm_key_disabled = 0; pi->pcie_dpm_key_disabled = 0;
/* mclk dpm is unstable on some R7 260X cards */
if (rdev->pdev->device == 0x6658)
pi->mclk_dpm_key_disabled = 1;
pi->caps_sclk_ds = true; pi->caps_sclk_ds = true;
pi->mclk_strobe_mode_threshold = 40000; pi->mclk_strobe_mode_threshold = 40000;
......
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