[igt-dev] [i-g-t 2/6] lib: Cache xe_device at driver open/close level

Bhanuprakash Modem bhanuprakash.modem at intel.com
Thu May 4 04:57:22 UTC 2023


Instead of caching the xe_device struct at subtest level, cache
just after opening the driver. And remove from the cache just
before closing the driver.

Signed-off-by: Bhanuprakash Modem <bhanuprakash.modem at intel.com>
---
 lib/drmtest.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/lib/drmtest.c b/lib/drmtest.c
index 03b5239b2..f6cd8e500 100644
--- a/lib/drmtest.c
+++ b/lib/drmtest.c
@@ -63,6 +63,7 @@
 #include "intel_reg.h"
 #include "ioctl_wrappers.h"
 #include "igt_dummyload.h"
+#include "xe/xe_query.h"
 
 /**
  * SECTION:drmtest
@@ -601,6 +602,10 @@ int drm_open_driver(int chipset)
 		}
 	}
 
+	/* Cache xe_device struct. */
+	if (is_xe_device(fd))
+		xe_device_get(fd);
+
 	return fd;
 }
 
@@ -618,6 +623,10 @@ int drm_close_driver(int fd)
 	if (fd < 3)
 		return -1;
 
+	/* Remove xe_device from cache. */
+	if (is_xe_device(fd))
+		xe_device_put(fd);
+
 	return close(fd);
 }
 
-- 
2.40.0



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