[Bug 75244] [BYT Regression]igt/gem_concurrent_blit/gtt-gpu-read-after-write-forked causes *ERROR* timed out waiting for Punit

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=75244

--- Comment #2 from Jesse Barnes <jbarnes at virtuousgeek.org> ---
Presumably this fixes it?

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index a6b877a..ed44b04 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3084,10 +3084,6 @@ static void vlv_set_rps_idle(struct drm_i915_private
*dev
        vlv_punit_write(dev_priv, PUNIT_REG_GPU_FREQ_REQ,
                                        dev_priv->rps.min_delay);

-       if (wait_for(((vlv_punit_read(dev_priv, PUNIT_REG_GPU_FREQ_STS))
-                               & GENFREQSTATUS) == 0, 5))
-               DRM_ERROR("timed out waiting for Punit\n");
-
        /* Release the Gfx clock */
        I915_WRITE(VLV_GTLC_SURVIVABILITY_REG,
                I915_READ(VLV_GTLC_SURVIVABILITY_REG) &

Daniel, any opinion?

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