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iommu/vt-d: Use named irq domain interface

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Signed-off-by: Thomas Gleixner <[email protected]>
Acked-by: Joerg Roedel <[email protected]>
Cc: Jens Axboe <[email protected]>
Cc: Marc Zyngier <[email protected]>
Cc: Michael Ellerman <[email protected]>
Cc: Keith Busch <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: [email protected]
Cc: Christoph Hellwig <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
This commit is contained in:
Thomas Gleixner 2017-06-20 01:37:11 +02:00
commit cea29b656a
1 changed files with 16 additions and 6 deletions
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22
drivers/iommu/intel_irq_remapping.c
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@ -500,8 +500,9 @@ static void iommu_enable_irq_remapping(struct intel_iommu *iommu)
static int intel_setup_irq_remapping(struct intel_iommu *iommu)
{
struct ir_table *ir_table;
struct page *pages;
struct fwnode_handle *fn;
unsigned long *bitmap;
struct page *pages;
if (iommu->ir_table)
return 0;
@ -525,15 +526,24 @@ static int intel_setup_irq_remapping(struct intel_iommu *iommu)
goto out_free_pages;
}
iommu->ir_domain = irq_domain_add_hierarchy(arch_get_ir_parent_domain(),
0, INTR_REMAP_TABLE_ENTRIES,
NULL, &intel_ir_domain_ops,
iommu);
fn = irq_domain_alloc_named_id_fwnode("INTEL-IR", iommu->seq_id);
if (!fn)
goto out_free_bitmap;
iommu->ir_domain =
irq_domain_create_hierarchy(arch_get_ir_parent_domain(),
0, INTR_REMAP_TABLE_ENTRIES,
fn, &intel_ir_domain_ops,
iommu);
irq_domain_free_fwnode(fn);
if (!iommu->ir_domain) {
pr_err("IR%d: failed to allocate irqdomain\n", iommu->seq_id);
goto out_free_bitmap;
}
iommu->ir_msi_domain = arch_create_msi_irq_domain(iommu->ir_domain);
iommu->ir_msi_domain =
arch_create_remap_msi_irq_domain(iommu->ir_domain,
"INTEL-IR-MSI",
iommu->seq_id);
ir_table->base = page_address(pages);
ir_table->bitmap = bitmap;