Commit 02dd44ca authored by Robin Murphy's avatar Robin Murphy Committed by Joerg Roedel
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iommu/ipmmu-vmsa: Clean up device tracking 



Get rid of now unused device tracking code. Future code should instead
be able to use driver_for_each_device() for this purpose.

This is a simplified version of the following patch from Robin
[PATCH] iommu/ipmmu-vmsa: Clean up group allocation

Signed-off-by: default avatarRobin Murphy <robin.murphy@arm.com>
Signed-off-by: default avatarMagnus Damm <damm+renesas@opensource.se>
Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent 7b2d5961

drivers/iommu/ipmmu-vmsa.c

+0 −12
Original line number Diff line number Diff line
@@ -37,7 +37,6 @@ struct ipmmu_vmsa_device { 
	struct device *dev;

	void __iomem *base;

	struct iommu_device iommu;

	struct list_head list;



	unsigned int num_utlbs;

	spinlock_t lock;			/* Protects ctx and domains[] */
@@ -64,9 +63,6 @@ struct ipmmu_vmsa_iommu_priv { 
	struct list_head list;

};



static DEFINE_SPINLOCK(ipmmu_devices_lock);

static LIST_HEAD(ipmmu_devices);



static struct ipmmu_vmsa_domain *to_vmsa_domain(struct iommu_domain *dom)

{

	return container_of(dom, struct ipmmu_vmsa_domain, io_domain);
@@ -970,10 +966,6 @@ static int ipmmu_probe(struct platform_device *pdev) 
	 * ipmmu_init() after the probe function returns.

	 */



	spin_lock(&ipmmu_devices_lock);

	list_add(&mmu->list, &ipmmu_devices);

	spin_unlock(&ipmmu_devices_lock);



	platform_set_drvdata(pdev, mmu);



	return 0;
@@ -983,10 +975,6 @@ static int ipmmu_remove(struct platform_device *pdev) 
{

	struct ipmmu_vmsa_device *mmu = platform_get_drvdata(pdev);



	spin_lock(&ipmmu_devices_lock);

	list_del(&mmu->list);

	spin_unlock(&ipmmu_devices_lock);



	iommu_device_unregister(&mmu->iommu);



#if defined(CONFIG_ARM) && !defined(CONFIG_IOMMU_DMA)

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