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authorOscar Mateo <oscar.mateo@intel.com>2013-11-04 16:30:47 +0000
committerDaniel Vetter <daniel.vetter@ffwll.ch>2013-11-04 18:05:37 +0100
commit5f0ab94c3fca1437f10812e88136f82c3396a99e (patch)
tree3b32156e0565028f96b5a4ff6785d1b4c42a998e /lib/igt_debugfs.h
parenta97402e89ac492e2cbdd4b194638a7c0e898a4a3 (diff)
lib: Add igt_drop_caches_set()
This is basically a "drop cache" interface to the igt_debugfs facilities. Also, update existing users. Signed-off-by: Oscar Mateo <oscar.mateo@intel.com> Cc: Damien Lespiau <damien.lespiau@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'lib/igt_debugfs.h')
-rw-r--r--lib/igt_debugfs.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/lib/igt_debugfs.h b/lib/igt_debugfs.h
index c2810ee3..02f4afa2 100644
--- a/lib/igt_debugfs.h
+++ b/lib/igt_debugfs.h
@@ -79,4 +79,19 @@ void igt_pipe_crc_stop(igt_pipe_crc_t *pipe_crc);
void igt_pipe_crc_get_crcs(igt_pipe_crc_t *pipe_crc, int n_crcs,
igt_crc_t **out_crcs);
+/*
+ * Drop caches
+ */
+
+#define DROP_UNBOUND 0x1
+#define DROP_BOUND 0x2
+#define DROP_RETIRE 0x4
+#define DROP_ACTIVE 0x8
+#define DROP_ALL (DROP_UNBOUND | \
+ DROP_BOUND | \
+ DROP_RETIRE | \
+ DROP_ACTIVE)
+
+int igt_drop_caches_set(uint64_t val);
+
#endif /* __IGT_DEBUGFS_H__ */