On 2016-12-07 06:06 AM, Petri Latvala wrote:
On Tue, Dec 06, 2016 at 09:52:09PM -0500, Robert Foss wrote:
Add igt_require_sw_sync to provide tests to skip if sw_sync support isn't
available on the host machine.
Signed-off-by: Robert Foss <[email protected]>
Reviewed-by: Tomeu Vizoso <[email protected]>
---
lib/sw_sync.c | 22 ++++++++++++++++++++++
lib/sw_sync.h | 1 +
2 files changed, 23 insertions(+)
diff --git a/lib/sw_sync.c b/lib/sw_sync.c
index a2168f78..d4ecc898 100644
--- a/lib/sw_sync.c
+++ b/lib/sw_sync.c
@@ -194,3 +194,25 @@ int sync_fence_count_status(int fd, int status)
igt_assert_f(count >= 0, "No fences with supplied status found");
return count;
}
+
+static bool kernel_has_sw_sync(void)
+{
+ bool err;
+
+ igt_ignore_warn(system("/sbin/modprobe -s r sw_sync"));
+
+ err = false;
+ if (access(DEVFS_SW_SYNC, R_OK | W_OK) < 0) {
+ char buf[128];
+
+ snprintf(buf, sizeof(buf), "%s/sw_sync", igt_debugfs_mount());
+ err = access(DEBUGFS_SW_SYNC, R_OK | W_OK) < 0;
+ }
Did you mean access(buf, R_OK | W_OK) here?
Yes, fixing this in v11.
Thanks!
--
Petri Latvala
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