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Message-Id: <20240523-fwnode_for_each_available_child_node_scoped-v2-2-701f3a03f2fb@gmail.com> Date: Thu, 23 May 2024 17:47:15 +0200 From: Javier Carrasco <javier.carrasco.cruz@...il.com> To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, "Rafael J. Wysocki" <rafael@...nel.org>, Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, Daniel Scally <djrscally@...il.com>, Heikki Krogerus <heikki.krogerus@...ux.intel.com>, Sakari Ailus <sakari.ailus@...ux.intel.com>, Jean Delvare <jdelvare@...e.com>, Guenter Roeck <linux@...ck-us.net>, Antoniu Miclaus <antoniu.miclaus@...log.com>, Jonathan Cameron <jic23@...nel.org> Cc: linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org, linux-hwmon@...r.kernel.org, Javier Carrasco <javier.carrasco.cruz@...il.com> Subject: [PATCH v2 2/3] device property: introduce fwnode_for_each_available_child_node_scoped() Add a scoped version of fwnode_for_each_available_child_node() following the approach recently taken for other loops that handle child nodes like for_each_child_of_node_scoped() or device_for_each_child_node_scoped(), which are based on the __free() auto cleanup handler to remove the need for fwnode_handle_put() on early loop exits. Reviewed-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com> Reviewed-by: Sakari Ailus <sakari.ailus@...ux.intel.com> Signed-off-by: Javier Carrasco <javier.carrasco.cruz@...il.com> --- include/linux/property.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/property.h b/include/linux/property.h index 61fc20e5f81f..bcc3dda5a9d8 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -168,6 +168,11 @@ 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)) +#define fwnode_for_each_available_child_node_scoped(fwnode, child) \ + for (struct fwnode_handle *child __free(fwnode_handle) = \ + 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(const struct device *dev, struct fwnode_handle *child); -- 2.40.1
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