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Commit 1a0c1924 authored by Chris Wilson's avatar Chris Wilson
Browse files

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: default avatarChris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20170718173028.31207-1-chris@chris-wilson.co.uk


Tested-by: default avatarMatthew Auld <matthew.auld@intel.com>
Reviewed-by: default avatarMatthew Auld <matthew.auld@intel.com>
parent 3b19f16a

drivers/gpu/drm/i915/selftests/mock_gem_device.c

+21 −1
Original line number Diff line number Diff line
@@ -22,6 +22,7 @@ 
 *

 */



#include <linux/pm_domain.h>

#include <linux/pm_runtime.h>



#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);