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Commit ae904caf authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

PCI/vmd: Create named irq domain 



Use the fwnode to create a named domain so diagnosis works.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
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: linux-pci@vger.kernel.org
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Christoph Hellwig <hch@lst.de>
Link: http://lkml.kernel.org/r/20170619235444.379861978@linutronix.de
parent f8f37ca7

drivers/pci/host/vmd.c

+7 −1
Original line number Diff line number Diff line
@@ -554,6 +554,7 @@ static int vmd_find_free_domain(void) 
static int vmd_enable_domain(struct vmd_dev *vmd)

{

	struct pci_sysdata *sd = &vmd->sysdata;

	struct fwnode_handle *fn;

	struct resource *res;

	u32 upper_bits;

	unsigned long flags;
@@ -617,8 +618,13 @@ static int vmd_enable_domain(struct vmd_dev *vmd) 


	sd->node = pcibus_to_node(vmd->dev->bus);



	vmd->irq_domain = pci_msi_create_irq_domain(NULL, &vmd_msi_domain_info,

	fn = irq_domain_alloc_named_id_fwnode("VMD-MSI", vmd->sysdata.domain);

	if (!fn)

		return -ENODEV;



	vmd->irq_domain = pci_msi_create_irq_domain(fn, &vmd_msi_domain_info,

						    x86_vector_domain);

	irq_domain_free_fwnode(fn);

	if (!vmd->irq_domain)

		return -ENODEV;