hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

PCI/vmd: Create named irq domain 

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

Signed-off-by: Thomas 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
This commit is contained in:
Thomas Gleixner 2017-06-20 01:37:15 +02:00
parent f8f37ca789
commit ae904cafd5
1 changed files with 7 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/pci/host/vmd.c
View File

@ -554,6 +554,7 @@ static int vmd_find_free_domain(void)
static int vmd_enable_domain(struct vmd_dev *vmd) static int vmd_enable_domain(struct vmd_dev *vmd)
{ {
struct pci_sysdata *sd = &vmd->sysdata; struct pci_sysdata *sd = &vmd->sysdata;
struct fwnode_handle *fn;
struct resource *res; struct resource *res;
u32 upper_bits; u32 upper_bits;
unsigned long flags; unsigned long flags;
@ -617,8 +618,13 @@ static int vmd_enable_domain(struct vmd_dev *vmd)
sd->node = pcibus_to_node(vmd->dev->bus); 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); x86_vector_domain);
irq_domain_free_fwnode(fn);
if (!vmd->irq_domain) if (!vmd->irq_domain)
return -ENODEV; return -ENODEV;