diff options
Diffstat (limited to 'drivers/gpu/drm/i915/selftests/mock_gem_device.c')
| -rw-r--r-- | drivers/gpu/drm/i915/selftests/mock_gem_device.c | 66 |
1 files changed, 49 insertions, 17 deletions
diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_device.c b/drivers/gpu/drm/i915/selftests/mock_gem_device.c index f6a7c0bd2955..b59626c4994c 100644 --- a/drivers/gpu/drm/i915/selftests/mock_gem_device.c +++ b/drivers/gpu/drm/i915/selftests/mock_gem_device.c @@ -28,9 +28,12 @@ #include <drm/drm_managed.h> +#include "display/intel_display_device.h" + #include "gt/intel_gt.h" #include "gt/intel_gt_requests.h" #include "gt/mock_engine.h" +#include "i915_driver.h" #include "intel_memory_region.h" #include "intel_region_ttm.h" @@ -69,6 +72,7 @@ static void mock_device_release(struct drm_device *dev) i915_gem_drain_workqueue(i915); mock_fini_ggtt(to_gt(i915)->ggtt); + destroy_workqueue(i915->unordered_wq); destroy_workqueue(i915->wq); intel_region_ttm_device_fini(i915); @@ -113,16 +117,34 @@ static struct dev_pm_domain pm_domain = { static void mock_gt_probe(struct drm_i915_private *i915) { - i915->gt[0] = &i915->gt0; i915->gt[0]->name = "Mock GT"; } +static const struct intel_device_info mock_info = { + .__runtime.graphics.ip.ver = -1, + .__runtime.page_sizes = (I915_GTT_PAGE_SIZE_4K | + I915_GTT_PAGE_SIZE_64K | + I915_GTT_PAGE_SIZE_2M), + .memory_regions = BIT(INTEL_REGION_SMEM), + .platform_engine_mask = BIT(0), + + /* simply use legacy cache level for mock device */ + .max_pat_index = 3, + .cachelevel_to_pat = { + [I915_CACHE_NONE] = 0, + [I915_CACHE_LLC] = 1, + [I915_CACHE_L3_LLC] = 2, + [I915_CACHE_WT] = 3, + }, +}; + struct drm_i915_private *mock_gem_device(void) { -#if IS_ENABLED(CONFIG_IOMMU_API) && defined(CONFIG_INTEL_IOMMU) +#if IS_ENABLED(CONFIG_IOMMU_API) && IS_ENABLED(CONFIG_INTEL_IOMMU) static struct dev_iommu fake_iommu = { .priv = (void *)-1 }; #endif struct drm_i915_private *i915; + struct intel_display *display; struct pci_dev *pdev; int ret; @@ -135,7 +157,7 @@ struct drm_i915_private *mock_gem_device(void) dev_set_name(&pdev->dev, "mock"); dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); -#if IS_ENABLED(CONFIG_IOMMU_API) && defined(CONFIG_INTEL_IOMMU) +#if IS_ENABLED(CONFIG_IOMMU_API) && IS_ENABLED(CONFIG_INTEL_IOMMU) /* HACK to disable iommu for the fake device; force identity mapping */ pdev->dev.iommu = &fake_iommu; #endif @@ -154,7 +176,20 @@ struct drm_i915_private *mock_gem_device(void) return NULL; } - pci_set_drvdata(pdev, i915); + pci_set_drvdata(pdev, &i915->drm); + + /* Device parameters start as a copy of module parameters. */ + i915_params_copy(&i915->params, &i915_modparams); + + /* Set up device info and initial runtime info. */ + intel_device_info_driver_create(i915, pdev->device, &mock_info); + + /* FIXME: Can we run selftests using a mock device without display? */ + display = intel_display_device_probe(pdev, i915_driver_parent_interface()); + if (IS_ERR(display)) + goto err_device; + + i915->display = display; dev_pm_domain_set(&pdev->dev, &pm_domain); pm_runtime_enable(&pdev->dev); @@ -162,9 +197,6 @@ struct drm_i915_private *mock_gem_device(void) if (pm_runtime_enabled(&pdev->dev)) WARN_ON(pm_runtime_get_sync(&pdev->dev)); - - i915_params_copy(&i915->params, &i915_modparams); - intel_runtime_pm_init_early(&i915->runtime_pm); /* wakeref tracking has significant overhead */ i915->runtime_pm.no_wakeref_tracking = true; @@ -172,14 +204,6 @@ struct drm_i915_private *mock_gem_device(void) /* Using the global GTT may ask questions about KMS users, so prepare */ drm_mode_config_init(&i915->drm); - RUNTIME_INFO(i915)->graphics.ip.ver = -1; - - RUNTIME_INFO(i915)->page_sizes = - I915_GTT_PAGE_SIZE_4K | - I915_GTT_PAGE_SIZE_64K | - I915_GTT_PAGE_SIZE_2M; - - RUNTIME_INFO(i915)->memory_regions = REGION_SMEM; intel_memory_regions_hw_probe(i915); spin_lock_init(&i915->gpu_error.lock); @@ -188,7 +212,7 @@ struct drm_i915_private *mock_gem_device(void) intel_root_gt_init_early(i915); mock_uncore_init(&i915->uncore, i915); atomic_inc(&to_gt(i915)->wakeref.count); /* disable; no hw support */ - to_gt(i915)->awake = -ENODEV; + to_gt(i915)->awake = INTEL_WAKEREF_MOCK_GT; mock_gt_probe(i915); ret = intel_region_ttm_device_init(i915); @@ -199,6 +223,10 @@ struct drm_i915_private *mock_gem_device(void) if (!i915->wq) goto err_drv; + i915->unordered_wq = alloc_workqueue("mock-unordered", 0, 0); + if (!i915->unordered_wq) + goto err_wq; + mock_init_contexts(i915); /* allocate the ggtt */ @@ -209,7 +237,6 @@ struct drm_i915_private *mock_gem_device(void) mock_init_ggtt(to_gt(i915)); to_gt(i915)->vm = i915_vm_get(&to_gt(i915)->ggtt->vm); - RUNTIME_INFO(i915)->platform_engine_mask = BIT(0); to_gt(i915)->info.engine_mask = BIT(0); to_gt(i915)->engine[RCS0] = mock_engine(i915, "mock", RCS0); @@ -230,6 +257,8 @@ struct drm_i915_private *mock_gem_device(void) err_context: intel_gt_driver_remove(to_gt(i915)); err_unlock: + destroy_workqueue(i915->unordered_wq); +err_wq: destroy_workqueue(i915->wq); err_drv: intel_region_ttm_device_fini(i915); @@ -237,6 +266,7 @@ err_ttm: intel_gt_driver_late_release_all(i915); intel_memory_regions_driver_release(i915); drm_mode_config_cleanup(&i915->drm); +err_device: mock_destroy_device(i915); return NULL; @@ -246,6 +276,8 @@ void mock_destroy_device(struct drm_i915_private *i915) { struct device *dev = i915->drm.dev; + intel_display_device_remove(i915->display); + devres_release_group(dev, NULL); put_device(dev); } |