[PATCH 3/4] drm/i915/guc: Increase GuC log size for CONFIG_DEBUG_GEM

John.C.Harrison at Intel.com John.C.Harrison at Intel.com
Fri Dec 10 04:40:21 UTC 2021


From: John Harrison <John.C.Harrison at Intel.com>

Lots of testing is done with the DEBUG_GEM config option enabled but
not the DEBUG_GUC option. That means we only get teeny-tiny GuC logs
which are not hugely useful. Enabling full DEBUG_GUC also spews lots
of other detailed output that is not generally desired. However,
bigger GuC logs are extremely useful for almost any regression debug.
So enable bigger logs for DEBUG_GEM builds as well.

Signed-off-by: John Harrison <John.C.Harrison at Intel.com>
Reviewed-by: Matthew Brost <matthew.brost at intel.com>
---
 drivers/gpu/drm/i915/gt/uc/intel_guc_log.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_log.h b/drivers/gpu/drm/i915/gt/uc/intel_guc_log.h
index ac1ee1d5ce10..fe6ab7550a14 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_log.h
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_log.h
@@ -15,9 +15,12 @@
 
 struct intel_guc;
 
-#ifdef CONFIG_DRM_I915_DEBUG_GUC
+#if defined(CONFIG_DRM_I915_DEBUG_GUC)
 #define CRASH_BUFFER_SIZE	SZ_2M
 #define DEBUG_BUFFER_SIZE	SZ_16M
+#elif defined(CONFIG_DRM_I915_DEBUG_GEM)
+#define CRASH_BUFFER_SIZE	SZ_1M
+#define DEBUG_BUFFER_SIZE	SZ_2M
 #else
 #define CRASH_BUFFER_SIZE	SZ_8K
 #define DEBUG_BUFFER_SIZE	SZ_64K
-- 
2.25.1



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