https://bugs.freedesktop.org/show_bug.cgi?id=91880
--- Comment #60 from Alex Deucher <alexdeucher at gmail.com> ---
Can you see if disabling different dpm options helps? Try to narrow down which
one(s) are problematic. E.g., this patch will disable all of them.
diff --git a/drivers/gpu/drm/radeon/ci_dpm.c b/drivers/gpu/drm/radeon/ci_dpm.c
index 4a09947..60ed634 100644
--- a/drivers/gpu/drm/radeon/ci_dpm.c
+++ b/drivers/gpu/drm/radeon/ci_dpm.c
@@ -5707,10 +5707,10 @@ int ci_dpm_init(struct radeon_device *rdev)
pi->mclk_activity_target = CISLAND_MCLK_TARGETACTIVITY_DFLT;
- pi->sclk_dpm_key_disabled = 0;
- pi->mclk_dpm_key_disabled = 0;
- pi->pcie_dpm_key_disabled = 0;
- pi->thermal_sclk_dpm_enabled = 0;
+ pi->sclk_dpm_key_disabled = 1;
+ pi->mclk_dpm_key_disabled = 1;
+ pi->pcie_dpm_key_disabled = 1;
+ pi->thermal_sclk_dpm_enabled = 1;
/* mclk dpm is unstable on some R7 260X cards with the old mc ucode */
if ((rdev->pdev->device == 0x6658) &&
--
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