[PATCH 3/3] Test

[Yunwei Zhang]

Signed-off-by: Yunwei Zhang <yunwei.zhang at intel.com>
---
 drivers/gpu/drm/i915/intel_engine_cs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
index 2b24277..c06bade 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -834,6 +834,7 @@ read_subslice_reg(struct drm_i915_private *dev_priv, int slice,
 
 	WARN_ON_ONCE((mcr & mcr_slice_subslice_mask) !=
 		      dev_priv->info.default_mcr_s_ss_select);
+	DRM_WARN("default = %08x, mcr_select= %08x", dev_priv->info.default_mcr_s_ss_select,mcr & mcr_slice_subslice_mask);
 	mcr &= ~mcr_slice_subslice_mask;
 	mcr |= mcr_slice_subslice_select;
 	I915_WRITE_FW(GEN8_MCR_SELECTOR, mcr);
-- 
2.7.4