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Diffstat (limited to 'tests/i915/i915_getparams_basic.c')
| -rw-r--r-- | tests/i915/i915_getparams_basic.c | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/tests/i915/i915_getparams_basic.c b/tests/i915/i915_getparams_basic.c new file mode 100644 index 00000000..7cb210df --- /dev/null +++ b/tests/i915/i915_getparams_basic.c @@ -0,0 +1,164 @@ +/* + * 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 "igt.h" +#include <unistd.h> +#include <errno.h> +#include <xf86drm.h> +#include <i915_drm.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_driver(DRIVER_INTEL); + 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(); +} |