[Bug 60523] Radeon DPM not working with 2 monitors attached to Radeon HD5770 (Juniper)

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=60523

--- Comment #17 from Alex Deucher <alexdeucher at gmail.com> ---
Does this patch help?

diff --git a/drivers/gpu/drm/radeon/cypress_dpm.c
b/drivers/gpu/drm/radeon/cypress_dpm.c
index 95a66db..a1d2503 100644
--- a/drivers/gpu/drm/radeon/cypress_dpm.c
+++ b/drivers/gpu/drm/radeon/cypress_dpm.c
@@ -1898,10 +1898,10 @@ int cypress_dpm_enable(struct radeon_device *rdev)
        cypress_start_dpm(rdev);

        if (pi->gfx_clock_gating)
-               cypress_gfx_clock_gating_enable(rdev, true);
+               cypress_gfx_clock_gating_enable(rdev, false);

        if (pi->mg_clock_gating)
-               cypress_mg_clock_gating_enable(rdev, true);
+               cypress_mg_clock_gating_enable(rdev, false);

        if (rdev->irq.installed &&
            r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {

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