diff mbox series

drm/i915: Add debug print about hw config table size

Message ID 20241221011925.3944625-1-John.C.Harrison@Intel.com (mailing list archive)
State New
Headers show
Series drm/i915: Add debug print about hw config table size | expand

Commit Message

John Harrison Dec. 21, 2024, 1:19 a.m. UTC 
From: John Harrison <John.C.Harrison@Intel.com>

Add debug info to help investigate a very rare bug:
  https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/13385

Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
---
 drivers/gpu/drm/i915/gt/uc/intel_guc_hwconfig.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_hwconfig.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_hwconfig.c
index b67a15f742762..868195c33f5b3 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_hwconfig.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_hwconfig.c
@@ -7,6 +7,7 @@ 
 #include "gt/intel_hwconfig.h"
 #include "i915_drv.h"
 #include "i915_memcpy.h"
+#include "intel_guc_print.h"
 
 /*
  * GuC has a blob containing hardware configuration information (HWConfig).
@@ -42,6 +43,8 @@  static int __guc_action_get_hwconfig(struct intel_guc *guc,
 	};
 	int ret;
 
+	guc_dbg(guc, "Querying HW config table: size = %d, offset = 0x%08X\n",
+		ggtt_size, ggtt_offset);
 	ret = intel_guc_send_mmio(guc, action, ARRAY_SIZE(action), NULL, 0);
 	if (ret == -ENXIO)
 		return -ENOENT;