summaryrefslogtreecommitdiff
path: root/drivers
diff options
context:
space:
mode:
authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2018-02-09 17:38:36 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2018-02-12 10:41:11 +0100
commit67dcc26d208ca5578f08c3c78cb254418c24e9ec (patch)
treedcc65393c997a911c41604c85a59cef328db9b07 /drivers
parent29d5325a14ab49375476e3a6442ff40a008a8c9a (diff)
device property: Constify device_get_match_data()
Constify device_get_match_data() as OF and ACPI variants return constant value. Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/acpi/bus.c4
-rw-r--r--drivers/acpi/property.c2
-rw-r--r--drivers/base/property.c5
-rw-r--r--drivers/of/property.c4
4 files changed, 7 insertions, 8 deletions
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index e6285b5ce0d5..0dad0bd9327b 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -830,7 +830,7 @@ const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids,
}
EXPORT_SYMBOL_GPL(acpi_match_device);
-void *acpi_device_get_match_data(const struct device *dev)
+const void *acpi_device_get_match_data(const struct device *dev)
{
const struct acpi_device_id *match;
@@ -838,7 +838,7 @@ void *acpi_device_get_match_data(const struct device *dev)
if (!match)
return NULL;
- return (void *)match->driver_data;
+ return (const void *)match->driver_data;
}
EXPORT_SYMBOL_GPL(acpi_device_get_match_data);
diff --git a/drivers/acpi/property.c b/drivers/acpi/property.c
index f9b5fa230a86..5815356ea6ad 100644
--- a/drivers/acpi/property.c
+++ b/drivers/acpi/property.c
@@ -1271,7 +1271,7 @@ static int acpi_fwnode_graph_parse_endpoint(const struct fwnode_handle *fwnode,
return 0;
}
-static void *
+static const void *
acpi_fwnode_device_get_match_data(const struct fwnode_handle *fwnode,
const struct device *dev)
{
diff --git a/drivers/base/property.c b/drivers/base/property.c
index 302236281d83..8f205f6461ed 100644
--- a/drivers/base/property.c
+++ b/drivers/base/property.c
@@ -1410,9 +1410,8 @@ int fwnode_graph_parse_endpoint(const struct fwnode_handle *fwnode,
}
EXPORT_SYMBOL(fwnode_graph_parse_endpoint);
-void *device_get_match_data(struct device *dev)
+const void *device_get_match_data(struct device *dev)
{
- return fwnode_call_ptr_op(dev_fwnode(dev), device_get_match_data,
- dev);
+ return fwnode_call_ptr_op(dev_fwnode(dev), device_get_match_data, dev);
}
EXPORT_SYMBOL_GPL(device_get_match_data);
diff --git a/drivers/of/property.c b/drivers/of/property.c
index 36ed84e26d9c..f46828e3b082 100644
--- a/drivers/of/property.c
+++ b/drivers/of/property.c
@@ -977,11 +977,11 @@ static int of_fwnode_graph_parse_endpoint(const struct fwnode_handle *fwnode,
return 0;
}
-static void *
+static const void *
of_fwnode_device_get_match_data(const struct fwnode_handle *fwnode,
const struct device *dev)
{
- return (void *)of_device_get_match_data(dev);
+ return of_device_get_match_data(dev);
}
const struct fwnode_operations of_fwnode_ops = {