irq_chip_compose_msi_msg(9) - phpMan
IRQ_CHIP_COMPOSE_MSI(9) Internal Functions Provided IRQ_CHIP_COMPOSE_MSI(9)
NAME
irq_chip_compose_msi_msg - Componse msi message for a irq chip
SYNOPSIS
int irq_chip_compose_msi_msg(struct irq_data * data, struct msi_msg * msg);
ARGUMENTS
data
Pointer to interrupt specific data
msg
Pointer to the MSI message
DESCRIPTION
For hierarchical domains we find the first chip in the hierarchy which implements the
irq_compose_msi_msg callback. For non hierarchical we use the top level chip.
AUTHORS
Thomas Gleixner <tglx AT linutronix.de>
Author.
Ingo Molnar <mingo AT elte.hu>
Author.
COPYRIGHT
Kernel Hackers Manual 4.8. January 2017 IRQ_CHIP_COMPOSE_MSI(9)
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