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| author | Kevin Hilman <khilman@linaro.org> | 2015-12-17 08:48:38 -0800 |
|---|---|---|
| committer | Kevin Hilman <khilman@linaro.org> | 2015-12-17 08:48:38 -0800 |
| commit | 906d9eadd3b6698fa6ceb9bcdf41da6aa56d0a24 (patch) | |
| tree | b258d06410e154ce58d9b0d16ffba0834ff2a1ac /drivers/pci/msi.c | |
| parent | d3d3a134d75d28034b950bc0b6682ba0be976f37 (diff) | |
| parent | 9f41e6b222c4a04c7b46068df82842a6188b4a57 (diff) | |
Merge branch 'linux-linaro-lsk-v4.1' into linux-linaro-lsk-v4.1-rtlsk-v4.1-16.01-rtlsk-v4.1-15.12-rt
Diffstat (limited to 'drivers/pci/msi.c')
| -rw-r--r-- | drivers/pci/msi.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index c3e7dfcf9ff5..fc54038495da 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -39,14 +39,13 @@ struct irq_domain * __weak arch_get_pci_msi_domain(struct pci_dev *dev) static struct irq_domain *pci_msi_get_domain(struct pci_dev *dev) { - struct irq_domain *domain = NULL; + struct irq_domain *domain; - if (dev->bus->msi) - domain = dev->bus->msi->domain; - if (!domain) - domain = arch_get_pci_msi_domain(dev); + domain = dev_get_msi_domain(&dev->dev); + if (domain) + return domain; - return domain; + return arch_get_pci_msi_domain(dev); } static int pci_msi_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) @@ -1302,12 +1301,19 @@ struct irq_domain *pci_msi_create_irq_domain(struct device_node *node, struct msi_domain_info *info, struct irq_domain *parent) { + struct irq_domain *domain; + if (info->flags & MSI_FLAG_USE_DEF_DOM_OPS) pci_msi_domain_update_dom_ops(info); if (info->flags & MSI_FLAG_USE_DEF_CHIP_OPS) pci_msi_domain_update_chip_ops(info); - return msi_create_irq_domain(node, info, parent); + domain = msi_create_irq_domain(node, info, parent); + if (!domain) + return NULL; + + domain->bus_token = DOMAIN_BUS_PCI_MSI; + return domain; } /** |