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path: root/drivers/gpu/drm/xe/xe_gt_stats.c
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Diffstat (limited to 'drivers/gpu/drm/xe/xe_gt_stats.c')
-rw-r--r--drivers/gpu/drm/xe/xe_gt_stats.c52
1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_gt_stats.c b/drivers/gpu/drm/xe/xe_gt_stats.c
new file mode 100644
index 000000000000..30f942671c2b
--- /dev/null
+++ b/drivers/gpu/drm/xe/xe_gt_stats.c
@@ -0,0 +1,52 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright © 2024 Intel Corporation
+ */
+
+#include <linux/atomic.h>
+
+#include <drm/drm_print.h>
+
+#include "xe_gt.h"
+#include "xe_gt_stats.h"
+
+/**
+ * xe_gt_stats_incr - Increments the specified stats counter
+ * @gt: GT structure
+ * @id: xe_gt_stats_id type id that needs to be incremented
+ * @incr: value to be incremented with
+ *
+ * Increments the specified stats counter.
+ */
+void xe_gt_stats_incr(struct xe_gt *gt, const enum xe_gt_stats_id id, int incr)
+{
+ if (id >= __XE_GT_STATS_NUM_IDS)
+ return;
+
+ atomic64_add(incr, &gt->stats.counters[id]);
+}
+
+static const char *const stat_description[__XE_GT_STATS_NUM_IDS] = {
+ "svm_pagefault_count",
+ "tlb_inval_count",
+ "vma_pagefault_count",
+ "vma_pagefault_kb",
+};
+
+/**
+ * xe_gt_stats_print_info - Print the GT stats
+ * @gt: GT structure
+ * @p: drm_printer where it will be printed out.
+ *
+ * This prints out all the available GT stats.
+ */
+int xe_gt_stats_print_info(struct xe_gt *gt, struct drm_printer *p)
+{
+ enum xe_gt_stats_id id;
+
+ for (id = 0; id < __XE_GT_STATS_NUM_IDS; ++id)
+ drm_printf(p, "%s: %lld\n", stat_description[id],
+ atomic64_read(&gt->stats.counters[id]));
+
+ return 0;
+}