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lib: Add igt_drop_caches_set()

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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>
This commit is contained in:
Oscar Mateo
2013-11-04 16:30:47 +00:00
committed by Daniel Vetter
parent a97402e89a
commit 5f0ab94c3f
4 changed files with 51 additions and 22 deletions
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lib/igt_debugfs.h
+15
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@@ -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__ */