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iommu/amd: Use named irq domain interface 

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Joerg Roedel <joro@8bytes.org>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Keith Busch <keith.busch@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: iommu@lists.linux-foundation.org
Cc: Christoph Hellwig <hch@lst.de>
Link: http://lkml.kernel.org/r/20170619235444.142270582@linutronix.de
This commit is contained in:
Thomas Gleixner 2017-06-20 01:37:12 +02:00
parent cea29b656a
commit 3e49a81822
1 changed files with 10 additions and 3 deletions
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13
drivers/iommu/amd_iommu.c
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@ -4395,13 +4395,20 @@ static struct irq_chip amd_ir_chip = {
int amd_iommu_create_irq_domain(struct amd_iommu *iommu)
{
iommu->ir_domain = irq_domain_add_tree(NULL, &amd_ir_domain_ops, iommu);
struct fwnode_handle *fn;
fn = irq_domain_alloc_named_id_fwnode("AMD-IR", iommu->index);
if (!fn)
return -ENOMEM;
iommu->ir_domain = irq_domain_create_tree(fn, &amd_ir_domain_ops, iommu);
irq_domain_free_fwnode(fn);
if (!iommu->ir_domain)
return -ENOMEM;
iommu->ir_domain->parent = arch_get_ir_parent_domain();
iommu->msi_domain = arch_create_msi_irq_domain(iommu->ir_domain);
iommu->msi_domain = arch_create_remap_msi_irq_domain(iommu->ir_domain,
"AMD-IR-MSI",
iommu->index);
return 0;
}