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Commit 8e73bf65 authored by Magnus Damm's avatar Magnus Damm Committed by Joerg Roedel
Browse files

iommu/ipmmu-vmsa: Break out domain allocation code 



Break out the domain allocation code into a separate function.

This is preparation for future code sharing.

Signed-off-by: default avatarMagnus Damm <damm+renesas@opensource.se>
Reviewed-by: default avatarJoerg Roedel <jroedel@suse.de>
Reviewed-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent 383fef5f

drivers/iommu/ipmmu-vmsa.c

+9 −4
Original line number Diff line number Diff line
@@ -509,13 +509,10 @@ static irqreturn_t ipmmu_irq(int irq, void *dev) 
 * IOMMU Operations

 */



static struct iommu_domain *ipmmu_domain_alloc(unsigned type)

static struct iommu_domain *__ipmmu_domain_alloc(unsigned type)

{

	struct ipmmu_vmsa_domain *domain;



	if (type != IOMMU_DOMAIN_UNMANAGED)

		return NULL;



	domain = kzalloc(sizeof(*domain), GFP_KERNEL);

	if (!domain)

		return NULL;
@@ -525,6 +522,14 @@ static struct iommu_domain *ipmmu_domain_alloc(unsigned type) 
	return &domain->io_domain;

}



static struct iommu_domain *ipmmu_domain_alloc(unsigned type)

{

	if (type != IOMMU_DOMAIN_UNMANAGED)

		return NULL;



	return __ipmmu_domain_alloc(type);

}



static void ipmmu_domain_free(struct iommu_domain *io_domain)

{

	struct ipmmu_vmsa_domain *domain = to_vmsa_domain(io_domain);