From: Ben Widawsky <benjamin.widawsky@intel.com>
Date: Fri, 6 Sep 2013 18:40:03 +0000 (-0700)
Subject: intel_l3_parity: Assert all GEN7+ support
X-Git-Tag: intel-gpu-tools-1.5~171
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e740bdf5bd1339b58912eb359902ca68529b438d;p=profile%2Fextras%2Fintel-gpu-tools.git

intel_l3_parity: Assert all GEN7+ support

v2: Don't assert for Valleyview (Bryan)
Rework code to be a bit more readable.

CC: "Bell, Bryan J" <bryan.j.bell@intel.com>
Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
---

diff --git a/tools/intel_l3_parity.c b/tools/intel_l3_parity.c
index 970dcd6..715d095 100644
--- a/tools/intel_l3_parity.c
+++ b/tools/intel_l3_parity.c
@@ -116,15 +116,14 @@ int main(int argc, char *argv[])
 	drm_fd = drm_open_any();
 	devid = intel_get_drm_devid(drm_fd);
 
+	if (intel_gen(devid) < 7 || IS_VALLEYVIEW(devid))
+		exit(EXIT_SUCCESS);
+
 	ret = asprintf(&path, "/sys/class/drm/card%d/l3_parity", device);
 	assert(ret != -1);
 
 	fd = open(path, O_RDWR);
-	if (fd == -1 && IS_IVYBRIDGE(devid)) {
-		perror("Opening sysfs");
-		exit(EXIT_FAILURE);
-	} else if (fd == -1)
-		exit(EXIT_SUCCESS);
+	assert(fd != -1);
 
 	ret = read(fd, l3log, NUM_REGS * sizeof(uint32_t));
 	if (ret == -1) {