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 (file)
--- 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) {