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Diffstat (limited to 'include/linux/hrtimer_defs.h')
-rw-r--r--include/linux/hrtimer_defs.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/include/linux/hrtimer_defs.h b/include/linux/hrtimer_defs.h
new file mode 100644
index 000000000000..2d3e3c5fb946
--- /dev/null
+++ b/include/linux/hrtimer_defs.h
@@ -0,0 +1,27 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_HRTIMER_DEFS_H
+#define _LINUX_HRTIMER_DEFS_H
+
+#include <linux/ktime.h>
+
+#ifdef CONFIG_HIGH_RES_TIMERS
+
+/*
+ * The resolution of the clocks. The resolution value is returned in
+ * the clock_getres() system call to give application programmers an
+ * idea of the (in)accuracy of timers. Timer values are rounded up to
+ * this resolution values.
+ */
+# define HIGH_RES_NSEC 1
+# define KTIME_HIGH_RES (HIGH_RES_NSEC)
+# define MONOTONIC_RES_NSEC HIGH_RES_NSEC
+# define KTIME_MONOTONIC_RES KTIME_HIGH_RES
+
+#else
+
+# define MONOTONIC_RES_NSEC LOW_RES_NSEC
+# define KTIME_MONOTONIC_RES KTIME_LOW_RES
+
+#endif
+
+#endif