1 files changed, 57 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/common/pmu/pmu_debug.c b/drivers/gpu/nvgpu/common/pmu/pmu_debug.c
new file mode 100644
index 00000000..6ad82ca8
--- /dev/null
+++ b/drivers/gpu/nvgpu/common/pmu/pmu_debug.c
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2016-2017, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include <nvgpu/pmu.h>
+#include <nvgpu/log.h>
+#include <nvgpu/timers.h>
+#include <nvgpu/kmem.h>
+#include <nvgpu/dma.h>
+#include <nvgpu/pmuif/nvgpu_gpmu_cmdif.h>
+
+#include "gk20a/gk20a.h"
+
+void nvgpu_pmu_dump_elpg_stats(struct nvgpu_pmu *pmu)
+{
+        struct gk20a *g = pmu->g;
+
+        /* Print PG stats */
+        nvgpu_err(g, "Print PG stats");
+        nvgpu_flcn_print_dmem(pmu->flcn,
+                pmu->stat_dmem_offset[PMU_PG_ELPG_ENGINE_ID_GRAPHICS],
+                sizeof(struct pmu_pg_stats_v2));
+
+        gk20a_pmu_dump_elpg_stats(pmu);
+}
+
+void nvgpu_pmu_dump_falcon_stats(struct nvgpu_pmu *pmu)
+{
+        struct gk20a *g = pmu->g;
+
+        nvgpu_flcn_dump_stats(pmu->flcn);
+        gk20a_pmu_dump_falcon_stats(pmu);
+
+        nvgpu_err(g, "pmu state: %d", pmu->pmu_state);
+        nvgpu_err(g, "elpg state: %d", pmu->elpg_stat);
+
+        /* PMU may crash due to FECS crash. Dump FECS status */
+        gk20a_fecs_dump_falcon_stats(g);
+}