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device property: Add irq_get to fwnode operation

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Add irq_get() fwnode operation to implement fwnode_irq_get() through
fwnode operations, moving the code in fwnode_irq_get() to OF and ACPI
frameworks.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Sakari Ailus 2022-03-31 15:54:50 +03:00 committed by Rafael J. Wysocki
parent 68b979d068
commit 99c63707ba
4 changed files with 23 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/acpi/property.c
View File

@ -1394,6 +1394,19 @@ static int acpi_fwnode_graph_parse_endpoint(const struct fwnode_handle *fwnode,
return 0;
}
static int acpi_fwnode_irq_get(const struct fwnode_handle *fwnode,
unsigned int index)
{
struct resource res;
int ret;
ret = acpi_irq_get(ACPI_HANDLE_FWNODE(fwnode), index, &res);
if (ret)
return ret;
return res.start;
}
#define DECLARE_ACPI_FWNODE_OPS(ops) \
const struct fwnode_operations ops = { \
.device_is_available = acpi_fwnode_device_is_available, \
@ -1418,6 +1431,7 @@ static int acpi_fwnode_graph_parse_endpoint(const struct fwnode_handle *fwnode,
acpi_graph_get_remote_endpoint, \
.graph_get_port_parent = acpi_fwnode_get_parent, \
.graph_parse_endpoint = acpi_fwnode_graph_parse_endpoint, \
.irq_get = acpi_fwnode_irq_get, \
}; \
EXPORT_SYMBOL_GPL(ops)

12
drivers/base/property.c
View File

@ -901,17 +901,7 @@ EXPORT_SYMBOL(fwnode_iomap);
*/
int fwnode_irq_get(const struct fwnode_handle *fwnode, unsigned int index)
{
struct resource res;
int ret;
if (is_of_node(fwnode))
return of_irq_get(to_of_node(fwnode), index);
ret = acpi_irq_get(ACPI_HANDLE_FWNODE(fwnode), index, &res);
if (ret)
return ret;
return res.start;
return fwnode_call_int_op(fwnode, irq_get, index);
}
EXPORT_SYMBOL(fwnode_irq_get);

7
drivers/of/property.c
View File

@ -1474,6 +1474,12 @@ static void __iomem *of_fwnode_iomap(struct fwnode_handle *fwnode, int index)
#endif
}
static int of_fwnode_irq_get(const struct fwnode_handle *fwnode,
unsigned int index)
{
return of_irq_get(to_of_node(fwnode), index);
}
static int of_fwnode_add_links(struct fwnode_handle *fwnode)
{
struct property *p;
@ -1512,6 +1518,7 @@ const struct fwnode_operations of_fwnode_ops = {
.graph_get_port_parent = of_fwnode_graph_get_port_parent,
.graph_parse_endpoint = of_fwnode_graph_parse_endpoint,
.iomap = of_fwnode_iomap,
.irq_get = of_fwnode_irq_get,
.add_links = of_fwnode_add_links,
};
EXPORT_SYMBOL_GPL(of_fwnode_ops);

1
include/linux/fwnode.h
View File

@ -149,6 +149,7 @@ struct fwnode_operations {
int (*graph_parse_endpoint)(const struct fwnode_handle *fwnode,
struct fwnode_endpoint *endpoint);
void __iomem *(*iomap)(struct fwnode_handle *fwnode, int index);
int (*irq_get)(const struct fwnode_handle *fwnode, unsigned int index);
int (*add_links)(struct fwnode_handle *fwnode);
};