From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
With firmware 1.07 having fixed the state corruption issue, we can enable
the headless GT performance workaround for CNL as well. (Equivalent to
b68763741aa2 ("drm/i915: Restore GT performance in headless mode with DMC
loaded") on other affected platforms.)
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=100572
Testcase: igt/gem_exec_nop/headless
Cc: Imre Deak <imre.deak@xxxxxxxxx>
Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Cc: Dmitry Rogozhkin <dmitry.v.rogozhkin@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_runtime_pm.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c
index d758da6156a8..4996c4ea8a80 100644
--- a/drivers/gpu/drm/i915/intel_runtime_pm.c
+++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
@@ -1848,6 +1848,7 @@ void intel_display_power_put(struct drm_i915_private *dev_priv,
BIT_ULL(POWER_DOMAIN_INIT))
#define CNL_DISPLAY_DC_OFF_POWER_DOMAINS ( \
CNL_DISPLAY_POWERWELL_2_POWER_DOMAINS | \
+ BIT_ULL(POWER_DOMAIN_GT_IRQ) | \
BIT_ULL(POWER_DOMAIN_MODESET) | \
BIT_ULL(POWER_DOMAIN_AUX_A) | \
BIT_ULL(POWER_DOMAIN_INIT))
--
2.14.1
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