From 1a0c19248a2f692af352f8b4b3e9b7f8a43bfd52 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 18 Jul 2017 18:30:28 +0100 Subject: [PATCH] drm/i915/selftests: Attach a stub pm_domain Supply a pm_domain and its ops for our mock GEM device so that device runtime pm doesn't complain even though we only want to mark it permanently active! Signed-off-by: Chris Wilson Link: https://patchwork.freedesktop.org/patch/msgid/20170718173028.31207-1-chris@chris-wilson.co.uk Tested-by: Matthew Auld Reviewed-by: Matthew Auld --- drivers/gpu/drm/i915/selftests/mock_gem_device.c | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_device.c b/drivers/gpu/drm/i915/selftests/mock_gem_device.c index 7a468cb..d451dfb 100644 --- a/drivers/gpu/drm/i915/selftests/mock_gem_device.c +++ b/drivers/gpu/drm/i915/selftests/mock_gem_device.c @@ -22,6 +22,7 @@ * */ +#include #include #include "mock_engine.h" @@ -109,6 +110,23 @@ static void mock_idle_work_handler(struct work_struct *work) { } +static int pm_domain_resume(struct device *dev) +{ + return pm_generic_runtime_resume(dev); +} + +static int pm_domain_suspend(struct device *dev) +{ + return pm_generic_runtime_suspend(dev); +} + +static struct dev_pm_domain pm_domain = { + .ops = { + .runtime_suspend = pm_domain_suspend, + .runtime_resume = pm_domain_resume, + }, +}; + struct drm_i915_private *mock_gem_device(void) { struct drm_i915_private *i915; @@ -127,8 +145,10 @@ struct drm_i915_private *mock_gem_device(void) dev_set_name(&pdev->dev, "mock"); dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); + dev_pm_domain_set(&pdev->dev, &pm_domain); + pm_runtime_enable(&pdev->dev); pm_runtime_dont_use_autosuspend(&pdev->dev); - pm_runtime_get_sync(&pdev->dev); + WARN_ON(pm_runtime_get_sync(&pdev->dev)); i915 = (struct drm_i915_private *)(pdev + 1); pci_set_drvdata(pdev, i915); -- 2.7.4