path: root/Documentation/IRQ-domain.txt
diff options
authorJiang Liu <>2014-05-27 16:07:37 +0800
committerThomas Gleixner <>2014-05-27 10:16:44 +0200
commita257954bb38ab23dbf93df812b4b2c01cae29d8b (patch)
tree6403ce5e81becd0592b1f658893bd5c0501acdb7 /Documentation/IRQ-domain.txt
parent8d2af85e87eda746ff50801f5decd8aed9aed28e (diff)
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: Signed-off-by: Thomas Gleixner <>
Diffstat (limited to 'Documentation/IRQ-domain.txt')
1 files changed, 1 insertions, 2 deletions
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