From a257954bb38ab23dbf93df812b4b2c01cae29d8b Mon Sep 17 00:00:00 2001 From: Jiang Liu Date: Tue, 27 May 2014 16:07:37 +0800 Subject: genirq: Improve documentation to match current implementation Signed-off-by: Jiang Liu Cc: Konrad Rzeszutek Wilk Cc: Tony Luck Cc: Joerg Roedel Cc: Paul Gortmaker Cc: Greg Kroah-Hartman Cc: Benjamin Herrenschmidt Cc: Grant Likely Cc: Rafael J. Wysocki Cc: Bjorn Helgaas Cc: Randy Dunlap Cc: Yinghai Lu Cc: Jiri Kosina Link: http://lkml.kernel.org/r/1401178092-1228-3-git-send-email-jiang.liu@linux.intel.com Signed-off-by: Thomas Gleixner --- Documentation/IRQ-domain.txt | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'Documentation/IRQ-domain.txt') diff --git a/Documentation/IRQ-domain.txt b/Documentation/IRQ-domain.txt index 03df71aeb38c..8a8b82c9ca53 100644 --- a/Documentation/IRQ-domain.txt +++ b/Documentation/IRQ-domain.txt @@ -41,8 +41,7 @@ An interrupt controller driver creates and registers an irq_domain by calling one of the irq_domain_add_*() functions (each mapping method has a different allocator function, more on that later). The function will return a pointer to the irq_domain on success. The caller must -provide the allocator function with an irq_domain_ops structure with -the .map callback populated as a minimum. +provide the allocator function with an irq_domain_ops structure. In most cases, the irq_domain will begin empty without any mappings between hwirq and IRQ numbers. Mappings are added to the irq_domain -- cgit v1.2.3