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| author | Thomas Gleixner <tglx@linutronix.de> | 2015-10-16 14:22:15 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2015-10-16 14:22:15 +0200 |
| commit | 3b93baf56dafa2d27e4fc227990dcd3ffeb10510 (patch) | |
| tree | bf5cbab9a60df9291dcc92592f21a1c52cc593ee /include/linux/msi.h | |
| parent | a71225e204f5ba8b41e7bb100ca37c074861d5b1 (diff) | |
| parent | 54fa97eeb9e22b47d68b67ee00987afa7fbc2178 (diff) | |
Merge tag 'msi-map-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/core
Support for msi-map, and msi-parent update from Marc Zyngier:
- New map-map property to describe the remapping of requester-ids,
and the routing of MSIs to controllers
- New hooks to make MSI domains per-device if required
- Extension of msi-parent to provide sideband information
- Extensive documentation for both msi-map and msi-parent
Diffstat (limited to 'include/linux/msi.h')
| -rw-r--r-- | include/linux/msi.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/msi.h b/include/linux/msi.h index 32a24b9a9556..0b4460374020 100644 --- a/include/linux/msi.h +++ b/include/linux/msi.h @@ -294,6 +294,13 @@ irq_hw_number_t pci_msi_domain_calc_hwirq(struct pci_dev *dev, struct msi_desc *desc); int pci_msi_domain_check_cap(struct irq_domain *domain, struct msi_domain_info *info, struct device *dev); +u32 pci_msi_domain_get_msi_rid(struct irq_domain *domain, struct pci_dev *pdev); +struct irq_domain *pci_msi_get_device_domain(struct pci_dev *pdev); +#else +static inline struct irq_domain *pci_msi_get_device_domain(struct pci_dev *pdev) +{ + return NULL; +} #endif /* CONFIG_PCI_MSI_IRQ_DOMAIN */ #endif /* LINUX_MSI_H */ |