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Subject[PATCH v4 07/19] PCI/MSI: Let pci_msi_get_domain use struct device's msi_domain
Date
Now that we can easily find which MSI domain a PCI device is
using, use dev_get_msi_domain as a way to retrieve the information.

The original code is still used as a fallback.

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
---
drivers/pci/msi.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index ef4ec6e..c77fdaf 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -41,7 +41,8 @@ static struct irq_domain *pci_msi_get_domain(struct pci_dev *dev)
{
struct irq_domain *domain = NULL;

- if (dev->bus->msi)
+ domain = dev_get_msi_domain(&dev->dev);
+ if (!domain && dev->bus->msi)
domain = dev->bus->msi->domain;
if (!domain)
domain = arch_get_pci_msi_domain(dev);
--
2.1.4


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