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Members dma_mask_size, va_bits and vm_max_level of struct xe_device_desc are all expected to be non-zero. Add checks for that in check_platform_desc(). Suggested-by: Michal Wajdeczko <michal.wajdeczko@intel.com> Reviewed-by: Michal Wajdeczko <michal.wajdeczko@intel.com> Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com> Link: https://lore.kernel.org/r/20251020-xe-kunit-dma_mask_size-va_bits-vm_max_level-v2-2-27b03971bc7e@intel.com Signed-off-by: Gustavo Sousa <gustavo.sousa@intel.com>
77 lines
2.0 KiB
C
77 lines
2.0 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright © 2023 Intel Corporation
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*/
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#include <drm/drm_drv.h>
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#include <drm/drm_kunit_helpers.h>
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#include <kunit/test.h>
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#include "tests/xe_test.h"
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#include "xe_device.h"
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#include "xe_pci_test.h"
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#include "xe_pci_types.h"
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static void check_graphics_ip(struct kunit *test)
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{
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const struct xe_ip *param = test->param_value;
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const struct xe_graphics_desc *graphics = param->desc;
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u64 mask = graphics->hw_engine_mask;
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/* RCS, CCS, and BCS engines are allowed on the graphics IP */
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mask &= ~(XE_HW_ENGINE_RCS_MASK |
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XE_HW_ENGINE_CCS_MASK |
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XE_HW_ENGINE_BCS_MASK);
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/* Any remaining engines are an error */
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KUNIT_ASSERT_EQ(test, mask, 0);
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}
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static void check_media_ip(struct kunit *test)
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{
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const struct xe_ip *param = test->param_value;
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const struct xe_media_desc *media = param->desc;
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u64 mask = media->hw_engine_mask;
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/* VCS, VECS and GSCCS engines are allowed on the media IP */
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mask &= ~(XE_HW_ENGINE_VCS_MASK |
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XE_HW_ENGINE_VECS_MASK |
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XE_HW_ENGINE_GSCCS_MASK);
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/* Any remaining engines are an error */
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KUNIT_ASSERT_EQ(test, mask, 0);
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}
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static void check_platform_desc(struct kunit *test)
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{
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const struct pci_device_id *pci = test->param_value;
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const struct xe_device_desc *desc =
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(const struct xe_device_desc *)pci->driver_data;
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KUNIT_EXPECT_GT(test, desc->dma_mask_size, 0);
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KUNIT_EXPECT_GT(test, (unsigned int)desc->max_gt_per_tile, 0);
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KUNIT_EXPECT_LE(test, (unsigned int)desc->max_gt_per_tile, XE_MAX_GT_PER_TILE);
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KUNIT_EXPECT_GT(test, desc->va_bits, 0);
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KUNIT_EXPECT_LE(test, desc->va_bits, 64);
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KUNIT_EXPECT_GT(test, desc->vm_max_level, 0);
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}
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static struct kunit_case xe_pci_tests[] = {
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KUNIT_CASE_PARAM(check_graphics_ip, xe_pci_graphics_ip_gen_param),
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KUNIT_CASE_PARAM(check_media_ip, xe_pci_media_ip_gen_param),
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KUNIT_CASE_PARAM(check_platform_desc, xe_pci_id_gen_param),
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{}
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};
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static struct kunit_suite xe_pci_test_suite = {
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.name = "xe_pci",
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.test_cases = xe_pci_tests,
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};
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kunit_test_suite(xe_pci_test_suite);
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