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Diffstat (limited to 'drivers/gpu/drm/i915/i915_timer_util.h')
-rw-r--r--drivers/gpu/drm/i915/i915_timer_util.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_timer_util.h b/drivers/gpu/drm/i915/i915_timer_util.h
new file mode 100644
index 000000000000..f35ad730820c
--- /dev/null
+++ b/drivers/gpu/drm/i915/i915_timer_util.h
@@ -0,0 +1,23 @@
+/* SPDX-License-Identifier: MIT */
+/* Copyright © 2025 Intel Corporation */
+
+#ifndef __I915_TIMER_UTIL_H__
+#define __I915_TIMER_UTIL_H__
+
+#include <linux/timer.h>
+#include <asm/rwonce.h>
+
+void cancel_timer(struct timer_list *t);
+void set_timer_ms(struct timer_list *t, unsigned long timeout);
+
+static inline bool timer_active(const struct timer_list *t)
+{
+ return READ_ONCE(t->expires);
+}
+
+static inline bool timer_expired(const struct timer_list *t)
+{
+ return timer_active(t) && !timer_pending(t);
+}
+
+#endif /* __I915_TIMER_UTIL_H__ */