Merge branch 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull irq updates from Thomas Gleixner:
 "This update provides:

   - Yet another two irq controller chip drivers

   - A few updates and fixes for GICV3

   - A resource managed function for interrupt allocation

   - Fixes, updates and enhancements all over the place"

* 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  irqchip/qcom: Fix error handling
  genirq: Clarify logic calculating bogus irqreturn_t values
  genirq/msi: Add stubs for get_cached_msi_msg/pci_write_msi_msg
  genirq/devres: Use dev_name(dev) as default for devname
  genirq: Fix /proc/interrupts output alignment
  irqdesc: Add a resource managed version of irq_alloc_descs()
  irqchip/gic-v3-its: Zero command on allocation
  irqchip/gic-v3-its: Fix command buffer allocation
  irqchip/mips-gic: Fix local interrupts
  irqchip: Add a driver for Cortina Gemini
  irqchip: DT bindings for Cortina Gemini irqchip
  irqchip/gic-v3: Remove duplicate definition of GICD_TYPER_LPIS
  irqchip/gic-v3-its: Rename MAPVI to MAPTI
  irqchip/gic-v3-its: Drop deprecated GITS_BASER_TYPE_CPU
  irqchip/gic-v3-its: Refactor command encoding
  irqchip/gic-v3-its: Enable cacheable attribute Read-allocate hints
  irqchip/qcom: Add IRQ combiner driver
  ACPI: Add support for ResourceSource/IRQ domain mapping
  ACPI: Generic GSI: Do not attempt to map non-GSI IRQs during bus scan
  irq/platform-msi: Fix comment about maximal MSIs

1 files changed, 10 insertions, 0 deletions

diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 5b36974ed60a..8e577c2cb0ce 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -1153,4 +1153,14 @@ int parse_spcr(bool earlycon);
 static inline int parse_spcr(bool earlycon) { return 0; }
 #endif
 
+#if IS_ENABLED(CONFIG_ACPI_GENERIC_GSI)
+int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res);
+#else
+static inline
+int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res)
+{
+	return -EINVAL;
+}
+#endif
+
 #endif	/*_LINUX_ACPI_H*/