[igt-dev] [PATCH i-g-t v2] tests/i915: Add simple test for HuC

Michal Wajdeczko
2019-05-17T20:24:54Z

Add simple test to check that HuC firmware is available.
Use existing I915_GETPARAM and debugfs entry.

v2: make it even simpler

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Martin Peres <martin.peres@linux.intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tony Ye <tony.ye@intel.com>
---
tests/Makefile.sources | 3 +++
tests/i915/i915_huc.c | 59 ++++++++++++++++++++++++++++++++++++++++++
tests/meson.build | 1 +
3 files changed, 63 insertions(+)
create mode 100644 tests/i915/i915_huc.c

diff --git a/tests/Makefile.sources b/tests/Makefile.sources
index 7f921f6c..dfa3fcd3 100644
--- a/tests/Makefile.sources
+++ b/tests/Makefile.sources
@@ -475,6 +475,9 @@ i915_getparams_basic_SOURCES = i915/i915_getparams_basic.c
TESTS_progs += i915_hangman
i915_hangman_SOURCES = i915/i915_hangman.c

+TESTS_progs += i915_huc
+i915_huc_SOURCES = i915/i915_huc.c
+
TESTS_progs += i915_module_load
i915_module_load_SOURCES = i915/i915_module_load.c

diff --git a/tests/i915/i915_huc.c b/tests/i915/i915_huc.c
new file mode 100644
index 00000000..e4e6c532
--- /dev/null
+++ b/tests/i915/i915_huc.c
@@ -0,0 +1,59 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright (c) 2019 Intel Corporation
+ */
+
+#include "igt.h"
+#include <fcntl.h>
+#include <i915_drm.h>
+#include <sys/ioctl.h>
+
+IGT_TEST_DESCRIPTION("Check that HuC firmware is available.");
+
+static bool has_guc(int fd)
+{
+ uint32_t devid = intel_get_drm_devid(fd);
+
+ return IS_SKYLAKE(devid) || IS_BROXTON(devid) ||
+ IS_KABYLAKE(devid) || IS_COFFEELAKE(devid) ||
+ IS_GEMINILAKE(devid) || IS_ICELAKE(devid);
+}
+
+static bool has_huc(int fd)
+{
+ return has_guc(fd);
+}
+
+static int huc_status(int fd)
+{
+ int loaded = 0;
+ drm_i915_getparam_t gp = {
+ .param = I915_PARAM_HUC_STATUS,
+ .value = &loaded,
+ };
+
+ if (ioctl(fd, DRM_IOCTL_I915_GETPARAM, &gp))
+ return -errno;
+
+ return loaded;
+}
+
+igt_main
+{
+ int fd;
+
+ igt_fixture {
+ fd = drm_open_driver(DRIVER_INTEL);
+ igt_require_intel(fd);
+ igt_require(has_huc(fd));
+ igt_debugfs_dump(fd, "i915_huc_load_status");
+ igt_require(huc_status(fd) > 0);
+ }
+
+ igt_subtest("basic")
+ igt_success();
+
+ igt_fixture {
+ close(fd);
+ }
+}
diff --git a/tests/meson.build b/tests/meson.build
index 351594fa..22ed165c 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -220,6 +220,7 @@ i915_progs = [
'i915_fb_tiling',
'i915_getparams_basic',
'i915_hangman',
+ 'i915_huc',
'i915_module_load',
'i915_pm_backlight',
'i915_pm_lpsp',
--
2.19.2