irq_chip_compose_msi_msg (9) - Linux Manuals

irq_chip_compose_msi_msg: Componse msi message for a irq chip

Command to display irq_chip_compose_msi_msg manual in Linux: $ man 9 irq_chip_compose_msi_msg

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.