From b37d89318de5b5e771ad065bb7b55102f6800391 Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Fri, 12 Jul 2013 10:05:34 +0100
Subject: [PATCH] tests/gem_write_ring_switch: Skip on pre-SNB

The test requires MI commands only introduced with SNB, and so causes
GPU death on gm45 and ilk.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=66838
---
 tests/gem_write_read_ring_switch.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tests/gem_write_read_ring_switch.c b/tests/gem_write_read_ring_switch.c
index 4d3bb616..b7fedc6f 100644
--- a/tests/gem_write_read_ring_switch.c
+++ b/tests/gem_write_read_ring_switch.c
@@ -177,6 +177,10 @@ int main(int argc, char **argv)
 
 	fd = drm_open_any();
 
+	/* Test requires MI_FLUSH_DW and MI_COND_BATCH_BUFFER_END */
+	if (intel_gen(intel_get_drm_devid(fd)) < 6)
+		return 77;
+
 	bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
 	if (!bufmgr) {
 		fprintf(stderr, "failed to init libdrm\n");