Name
of_msi_map_get_device_domain —
Use msi-map to find the relevant MSI domain
Synopsis
struct irq_domain * of_msi_map_get_device_domain ( | struct device * dev, |
| u32 rid) ; |
Arguments
dev
Pointer to device for which the mapping is to be done
rid
Umapped requester ID for the device
Description
Walk up the device hierarchy looking for devices with a “msi-map”
property.
Return
On success MSI domain for this device, NULL on error.