From ae904cafd59d7120ef2afb97b252eadeba45e95f Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Tue, 20 Jun 2017 01:37:15 +0200 Subject: [PATCH] PCI/vmd: Create named irq domain Use the fwnode to create a named domain so diagnosis works. Signed-off-by: Thomas Gleixner Cc: Jens Axboe Cc: Marc Zyngier Cc: Michael Ellerman Cc: Keith Busch Cc: Peter Zijlstra Cc: linux-pci@vger.kernel.org Cc: Bjorn Helgaas Cc: Christoph Hellwig Link: http://lkml.kernel.org/r/20170619235444.379861978@linutronix.de --- drivers/pci/host/vmd.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/pci/host/vmd.c b/drivers/pci/host/vmd.c index e27ad2a3bd33..31203d69616d 100644 --- a/drivers/pci/host/vmd.c +++ b/drivers/pci/host/vmd.c @@ -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; -- 2.20.1