Commit-ID: a257954bb38ab23dbf93df812b4b2c01cae29d8b
Gitweb: http://git.kernel.org/tip/a257954bb38ab23dbf93df812b4b2c01cae29d8b
Author: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
AuthorDate: Tue, 27 May 2014 16:07:37 +0800
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Tue, 27 May 2014 10:16:44 +0200
genirq: Improve documentation to match current implementation
Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Cc: Tony Luck <tony.luck@xxxxxxxxx>
Cc: Joerg Roedel <joro@xxxxxxxxxx>
Cc: Paul Gortmaker <paul.gortmaker@xxxxxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Grant Likely <grant.likely@xxxxxxxxxx>
Cc: Rafael J. Wysocki <rjw@xxxxxxxxxxxxx>
Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Cc: Yinghai Lu <yinghai@xxxxxxxxxx>
Cc: Jiri Kosina <trivial@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1401178092-1228-3-git-send-email-jiang.liu@xxxxxxxxxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
Documentation/IRQ-domain.txt | 3 +--
kernel/irq/internals.h | 2 +-
kernel/irq/irqdomain.c | 6 +++---
3 files changed, 5 insertions(+), 6 deletions(-)
diff --git a/Documentation/IRQ-domain.txt b/Documentation/IRQ-domain.txt
index 03df71a..8a8b82c 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
diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h
index c4065e3..099ea2e 100644
--- a/kernel/irq/internals.h
+++ b/kernel/irq/internals.h
@@ -33,7 +33,7 @@ enum {
};
/*
- * Bit masks for desc->state
+ * Bit masks for desc->core_internal_state__do_not_mess_with_it
*
* IRQS_AUTODETECT - autodetection in progress
* IRQS_SPURIOUS_DISABLED - was disabled due to spurious interrupt
diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index f140337..eb5e10e 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -27,14 +27,14 @@ static struct irq_domain *irq_default_domain;
* __irq_domain_add() - Allocate a new irq_domain data structure
* @of_node: optional device-tree node of the interrupt controller
* @size: Size of linear map; 0 for radix mapping only
+ * @hwirq_max: Maximum number of interrupts supported by controller
* @direct_max: Maximum value of direct maps; Use ~0 for no limit; 0 for no
* direct mapping
* @ops: map/unmap domain callbacks
* @host_data: Controller private data pointer
*
- * Allocates and initialize and irq_domain structure. Caller is expected to
- * register allocated irq_domain with irq_domain_register(). Returns pointer
- * to IRQ domain, or NULL on failure.
+ * Allocates and initialize and irq_domain structure.
+ * Returns pointer to IRQ domain, or NULL on failure.
*/
struct irq_domain *__irq_domain_add(struct device_node *of_node, int size,
irq_hw_number_t hwirq_max, int direct_max,
--
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