From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Prashant Malani <pmalani@chromium.org>,
linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-usb@vger.kernel.org
Cc: Daniel Scally <djrscally@gmail.com>,
Heikki Krogerus <heikki.krogerus@linux.intel.com>,
Sakari Ailus <sakari.ailus@linux.intel.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
"Rafael J. Wysocki" <rafael@kernel.org>
Subject: [PATCH v1 4/5] device property: Constify device child node APIs
Date: Tue, 27 Sep 2022 17:28:20 +0300 [thread overview]
Message-ID: <20220927142822.4095-4-andriy.shevchenko@linux.intel.com> (raw)
In-Reply-To: <20220927142822.4095-1-andriy.shevchenko@linux.intel.com>
The device parameter is not altered in the device child node APIs,
constify them.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/base/property.c | 10 +++++-----
include/linux/property.h | 12 ++++++------
2 files changed, 11 insertions(+), 11 deletions(-)
diff --git a/drivers/base/property.c b/drivers/base/property.c
index 1a1616c9b599..04eb5e0ab407 100644
--- a/drivers/base/property.c
+++ b/drivers/base/property.c
@@ -763,10 +763,10 @@ EXPORT_SYMBOL_GPL(fwnode_get_next_available_child_node);
* @dev: Device to find the next child node for.
* @child: Handle to one of the device's child nodes or a null handle.
*/
-struct fwnode_handle *device_get_next_child_node(struct device *dev,
+struct fwnode_handle *device_get_next_child_node(const struct device *dev,
struct fwnode_handle *child)
{
- const struct fwnode_handle *fwnode = dev_fwnode(dev);
+ const struct fwnode_handle *fwnode = dev_fwnode_const(dev);
struct fwnode_handle *next;
if (IS_ERR_OR_NULL(fwnode))
@@ -800,10 +800,10 @@ EXPORT_SYMBOL_GPL(fwnode_get_named_child_node);
* @dev: Device to find the named child node for.
* @childname: String to match child node name against.
*/
-struct fwnode_handle *device_get_named_child_node(struct device *dev,
+struct fwnode_handle *device_get_named_child_node(const struct device *dev,
const char *childname)
{
- return fwnode_get_named_child_node(dev_fwnode(dev), childname);
+ return fwnode_get_named_child_node(dev_fwnode_const(dev), childname);
}
EXPORT_SYMBOL_GPL(device_get_named_child_node);
@@ -859,7 +859,7 @@ EXPORT_SYMBOL_GPL(fwnode_device_is_available);
* device_get_child_node_count - return the number of child nodes for device
* @dev: Device to cound the child nodes for
*/
-unsigned int device_get_child_node_count(struct device *dev)
+unsigned int device_get_child_node_count(const struct device *dev)
{
struct fwnode_handle *child;
unsigned int count = 0;
diff --git a/include/linux/property.h b/include/linux/property.h
index fe440211e529..31dd6cbea9b0 100644
--- a/include/linux/property.h
+++ b/include/linux/property.h
@@ -110,16 +110,16 @@ struct fwnode_handle *fwnode_get_next_available_child_node(
for (child = fwnode_get_next_available_child_node(fwnode, NULL); child;\
child = fwnode_get_next_available_child_node(fwnode, child))
-struct fwnode_handle *device_get_next_child_node(
- struct device *dev, struct fwnode_handle *child);
+struct fwnode_handle *device_get_next_child_node(const struct device *dev,
+ struct fwnode_handle *child);
#define device_for_each_child_node(dev, child) \
for (child = device_get_next_child_node(dev, NULL); child; \
child = device_get_next_child_node(dev, child))
-struct fwnode_handle *fwnode_get_named_child_node(
- const struct fwnode_handle *fwnode, const char *childname);
-struct fwnode_handle *device_get_named_child_node(struct device *dev,
+struct fwnode_handle *fwnode_get_named_child_node(const struct fwnode_handle *fwnode,
+ const char *childname);
+struct fwnode_handle *device_get_named_child_node(const struct device *dev,
const char *childname);
struct fwnode_handle *fwnode_handle_get(struct fwnode_handle *fwnode);
@@ -128,7 +128,7 @@ void fwnode_handle_put(struct fwnode_handle *fwnode);
int fwnode_irq_get(const struct fwnode_handle *fwnode, unsigned int index);
int fwnode_irq_get_byname(const struct fwnode_handle *fwnode, const char *name);
-unsigned int device_get_child_node_count(struct device *dev);
+unsigned int device_get_child_node_count(const struct device *dev);
static inline bool device_property_read_bool(struct device *dev,
const char *propname)
--
2.35.1
next prev parent reply other threads:[~2022-09-27 14:28 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-27 14:28 [PATCH v1 1/5] device property: Keep dev_fwnode() and dev_fwnode_const() separate Andy Shevchenko
2022-09-27 14:28 ` [PATCH v1 2/5] device property: Constify fwnode connection match APIs Andy Shevchenko
[not found] ` <202209280013.P9rEfc5m-lkp@intel.com>
2022-09-27 17:33 ` Andy Shevchenko
2022-09-27 14:28 ` [PATCH v1 3/5] device property: Constify parameter in fwnode_graph_is_endpoint() Andy Shevchenko
2022-09-27 14:28 ` Andy Shevchenko [this message]
2022-09-27 14:28 ` [PATCH v1 5/5] device property: Constify parameter in device_dma_supported() and device_get_dma_attr() Andy Shevchenko
2022-09-27 20:56 ` [PATCH v1 1/5] device property: Keep dev_fwnode() and dev_fwnode_const() separate Sakari Ailus
2022-09-28 7:35 ` Heikki Krogerus
2022-09-28 12:12 ` Rafael J. Wysocki
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