Commit 8ffa4392 authored Sep 04, 2019 by Lucas De Marchi Committed by José Roberto de Souza Sep 04, 2019

drm/i915/tgl: disable SAGV temporarily



SAGV is not currently working for Tiger Lake. We better disable it until
the implementation is stabilized and we can enable it.

HSDES: 1409542895 2208191909

Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190904213419.27547-6-jose.souza@intel.com


Signed-off-by: José Roberto de Souza <jose.souza@intel.com>

parent 4444df6e

drivers/gpu/drm/i915/intel_pm.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -3654,6 +3654,10 @@ static bool skl_needs_memory_bw_wa(struct drm_i915_private *dev_priv)
		static bool
		intel_has_sagv(struct drm_i915_private *dev_priv)
		{
		/* HACK! */
		if (IS_GEN(dev_priv, 12))
		return false;

		return (IS_GEN9_BC(dev_priv) \|\| INTEL_GEN(dev_priv) >= 10) &&
		dev_priv->sagv_status != I915_SAGV_NOT_CONTROLLED;
		}

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