According to BSpec GLK like BXT needs to ignore the idle state of cores
before starting the DMC firmware's DC state handler.

Fixes: dbb28b5c3d3c ("drm/i915/DMC/GLK: Load DMC on GLK")
Cc: Anusha Srivatsa <[email protected]>
Cc: Rodrigo Vivi <[email protected]>
Signed-off-by: Imre Deak <[email protected]>
---
 drivers/gpu/drm/i915/intel_csr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_csr.c b/drivers/gpu/drm/i915/intel_csr.c
index cdfb624eb82d..ea5d5c9645a4 100644
--- a/drivers/gpu/drm/i915/intel_csr.c
+++ b/drivers/gpu/drm/i915/intel_csr.c
@@ -216,7 +216,7 @@ static void gen9_set_dc_state_debugmask(struct 
drm_i915_private *dev_priv)
 
        mask = DC_STATE_DEBUG_MASK_MEMORY_UP;
 
-       if (IS_BROXTON(dev_priv))
+       if (IS_GEN9_LP(dev_priv))
                mask |= DC_STATE_DEBUG_MASK_CORES;
 
        /* The below bit doesn't need to be cleared ever afterwards */
-- 
2.13.2

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