| Message ID | 1603848703-21099-2-git-send-email-hayashi.kunihiko@socionext.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | PCI: uniphier: Add PME/AER support for UniPhier PCIe host controller | expand |
On Wed, Oct 28, 2020 at 10:31:41AM +0900, Kunihiko Hayashi wrote: > Add pcie_port_service_get_irq() that returns the virtual IRQ number > for specified portdrv service. > > Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> > Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> > Reviewed-by: Rob Herring <robh@kernel.org> I don't like portdrv and am sorry to add more uses of it, but I don't have anything better, so: Acked-by: Bjorn Helgaas <bhelgaas@google.com> > --- > drivers/pci/pcie/portdrv.h | 1 + > drivers/pci/pcie/portdrv_core.c | 16 ++++++++++++++++ > 2 files changed, 17 insertions(+) > > diff --git a/drivers/pci/pcie/portdrv.h b/drivers/pci/pcie/portdrv.h > index af7cf23..e256456 100644 > --- a/drivers/pci/pcie/portdrv.h > +++ b/drivers/pci/pcie/portdrv.h > @@ -150,4 +150,5 @@ static inline void pcie_pme_interrupt_enable(struct pci_dev *dev, bool en) {} > #endif /* !CONFIG_PCIE_PME */ > > struct device *pcie_port_find_device(struct pci_dev *dev, u32 service); > +int pcie_port_service_get_irq(struct pci_dev *dev, u32 service); > #endif /* _PORTDRV_H_ */ > diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c > index 50a9522..f92daf8 100644 > --- a/drivers/pci/pcie/portdrv_core.c > +++ b/drivers/pci/pcie/portdrv_core.c > @@ -480,6 +480,22 @@ struct device *pcie_port_find_device(struct pci_dev *dev, > } > EXPORT_SYMBOL_GPL(pcie_port_find_device); > > +/* > + * pcie_port_service_get_irq - get irq of the service > + * @dev: PCI Express port the service is associated with > + * @service: For the service to find > + * > + * Get irq number associated with given service on a pci_dev > + */ > +int pcie_port_service_get_irq(struct pci_dev *dev, u32 service) > +{ > + struct pcie_device *pciedev; > + > + pciedev = to_pcie_device(pcie_port_find_device(dev, service)); > + > + return pciedev->irq; > +} > + > /** > * pcie_port_device_remove - unregister PCI Express port service devices > * @dev: PCI Express port the service devices to unregister are associated with > -- > 2.7.4 > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
diff --git a/drivers/pci/pcie/portdrv.h b/drivers/pci/pcie/portdrv.h index af7cf23..e256456 100644 --- a/drivers/pci/pcie/portdrv.h +++ b/drivers/pci/pcie/portdrv.h @@ -150,4 +150,5 @@ static inline void pcie_pme_interrupt_enable(struct pci_dev *dev, bool en) {} #endif /* !CONFIG_PCIE_PME */ struct device *pcie_port_find_device(struct pci_dev *dev, u32 service); +int pcie_port_service_get_irq(struct pci_dev *dev, u32 service); #endif /* _PORTDRV_H_ */ diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c index 50a9522..f92daf8 100644 --- a/drivers/pci/pcie/portdrv_core.c +++ b/drivers/pci/pcie/portdrv_core.c @@ -480,6 +480,22 @@ struct device *pcie_port_find_device(struct pci_dev *dev, } EXPORT_SYMBOL_GPL(pcie_port_find_device); +/* + * pcie_port_service_get_irq - get irq of the service + * @dev: PCI Express port the service is associated with + * @service: For the service to find + * + * Get irq number associated with given service on a pci_dev + */ +int pcie_port_service_get_irq(struct pci_dev *dev, u32 service) +{ + struct pcie_device *pciedev; + + pciedev = to_pcie_device(pcie_port_find_device(dev, service)); + + return pciedev->irq; +} + /** * pcie_port_device_remove - unregister PCI Express port service devices * @dev: PCI Express port the service devices to unregister are associated with