tests/drv_getparams: mark EU and subslice fetch as basic v2

Fundamental and simple functionality. v2: make whole test basic (Daniel) add to .gitignore Reviewed-by: Daniel Vetter <daniel@ffwll.ch> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
2026-08-20 21:02:59 +00:00 · 2015-08-13 12:58:25 -07:00
parent e920d719b2
commit b0d8d73d8b
3 changed files with 4 additions and 4 deletions
@@ -0,0 +1,165 @@
+/*
+ * Copyright © 2014 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ * Authors:
+ *    Jeff McGee <jeff.mcgee@intel.com>
+ *
+ */
+
+#include <unistd.h>
+#include <errno.h>
+#include <xf86drm.h>
+#include <i915_drm.h>
+#include "drmtest.h"
+#include "intel_chipset.h"
+#include "intel_bufmgr.h"
+
+IGT_TEST_DESCRIPTION("Tests the export of parameters via DRM_IOCTL_I915_GETPARAM\n");
+
+int drm_fd;
+int devid;
+
+static void
+init(void)
+{
+	drm_fd = drm_open_any();
+	devid = intel_get_drm_devid(drm_fd);
+}
+
+static void
+deinit(void)
+{
+	close(drm_fd);
+}
+
+#define LOCAL_I915_PARAM_SUBSLICE_TOTAL	33
+#define LOCAL_I915_PARAM_EU_TOTAL	34
+
+static int
+getparam(int param, int *value)
+{
+	drm_i915_getparam_t gp;
+	int ret;
+
+	memset(&gp, 0, sizeof(gp));
+	gp.value = value;
+	gp.param = param;
+	ret = drmIoctl(drm_fd, DRM_IOCTL_I915_GETPARAM, &gp);
+	if (ret)
+		return -errno;
+
+	return 0;
+}
+
+static void
+subslice_total(void)
+{
+	unsigned int subslice_total = 0;
+	int ret;
+
+	ret = getparam(LOCAL_I915_PARAM_SUBSLICE_TOTAL, (int*)&subslice_total);
+	igt_skip_on_f(ret == -EINVAL && intel_gen(devid), "Interface not supported by kernel\n");
+
+	if (ret) {
+		/*
+		 * These devices are not required to implement the
+		 * interface. If they do not, -ENODEV must be returned.
+		*/
+		if ((intel_gen(devid) < 8) ||
+		    IS_BROADWELL(devid) ||
+		    igt_run_in_simulation()) {
+			igt_assert_eq(ret, -ENODEV);
+			igt_info("subslice total: unknown\n");
+		/*
+		 * All other devices must implement the interface, so
+		 * fail them if we are here.
+		 */
+		} else {
+			igt_assert_eq(ret, 0);
+		}
+	} else {
+		/*
+		 * On success, just make sure the returned count value is
+		 * non-zero. The validity of the count value for the given
+		 * device is not checked.
+		*/
+		igt_assert_neq(subslice_total, 0);
+		igt_info("subslice total: %u\n", subslice_total);
+	}
+}
+
+static void
+eu_total(void)
+{
+	unsigned int eu_total = 0;
+	int ret;
+
+	ret = getparam(LOCAL_I915_PARAM_EU_TOTAL, (int*)&eu_total);
+	igt_skip_on_f(ret == -EINVAL, "Interface not supported by kernel\n");
+
+	if (ret) {
+		/*
+		 * These devices are not required to implement the
+		 * interface. If they do not, -ENODEV must be returned.
+		*/
+		if ((intel_gen(devid) < 8) ||
+		    IS_BROADWELL(devid) ||
+		    igt_run_in_simulation()) {
+			igt_assert_eq(ret, -ENODEV);
+			igt_info("EU total: unknown\n");
+		/*
+		 * All other devices must implement the interface, so
+		 * fail them if we are here.
+		*/
+		} else {
+			igt_assert_eq(ret, 0);
+		}
+	} else {
+		/*
+		 * On success, just make sure the returned count value is
+		 * non-zero. The validity of the count value for the given
+		 * device is not checked.
+		*/
+		igt_assert_neq(eu_total, 0);
+		igt_info("EU total: %u\n", eu_total);
+	}
+}
+
+static void
+exit_handler(int sig)
+{
+	deinit();
+}
+
+igt_main
+{
+	igt_fixture {
+		igt_install_exit_handler(exit_handler);
+		init();
+	}
+
+	igt_subtest("basic-subslice-total")
+		subslice_total();
+
+	igt_subtest("basic-eu-total")
+		eu_total();
+}