On 06/15/2018 07:10 AM, Michal Wajdeczko wrote:
While debugging we may want to examine params passed to GuC.
Print them all if config I915_DEBUG_GUC is enabled.
Signed-off-by: Michal Wajdeczko <michal.wajdeczko@xxxxxxxxx>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@xxxxxxxxx>
Cc: Michel Thierry <michel.thierry@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_guc.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_guc.c b/drivers/gpu/drm/i915/intel_guc.c
index 1aff30b..f84fbde 100644
--- a/drivers/gpu/drm/i915/intel_guc.c
+++ b/drivers/gpu/drm/i915/intel_guc.c
@@ -327,6 +327,11 @@ void intel_guc_init_params(struct intel_guc *guc)
params[GUC_CTL_DEBUG] = guc_ctl_debug_flags(guc);
params[GUC_CTL_CTXINFO] = guc_ctl_ctxinfo_flags(guc);
+#ifdef CONFIG_DRM_I915_DEBUG_GUC
+ for (i = 0; i < GUC_CTL_MAX_DWORDS; i++)
+ DRM_DEBUG_DRIVER("param[%2d] = %#x\n", i, params[i]);
+#endif
+
/*
* All SOFT_SCRATCH registers are in FORCEWAKE_BLITTER domain and
* they are power context saved so it's ok to release forcewake
Reviewed-by: Michel Thierry <michel.thierry@xxxxxxxxx>
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