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https://github.com/AsahiLinux/u-boot
synced 2024-11-28 15:41:40 +00:00
dm: core: Update some functions to use const
Quite a few functions do not actually modify the device that is passed in. Update the function signatures to reflect that. Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
parent
c7a3accc3f
commit
9f15cc14bf
2 changed files with 24 additions and 24 deletions
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@ -442,7 +442,7 @@ fail:
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return ret;
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}
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void *dev_get_platdata(struct udevice *dev)
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void *dev_get_platdata(const struct udevice *dev)
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{
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if (!dev) {
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dm_warn("%s: null device\n", __func__);
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@ -452,7 +452,7 @@ void *dev_get_platdata(struct udevice *dev)
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return dev->platdata;
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}
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void *dev_get_parent_platdata(struct udevice *dev)
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void *dev_get_parent_platdata(const struct udevice *dev)
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{
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if (!dev) {
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dm_warn("%s: null device\n", __func__);
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@ -462,7 +462,7 @@ void *dev_get_parent_platdata(struct udevice *dev)
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return dev->parent_platdata;
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}
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void *dev_get_uclass_platdata(struct udevice *dev)
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void *dev_get_uclass_platdata(const struct udevice *dev)
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{
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if (!dev) {
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dm_warn("%s: null device\n", __func__);
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@ -472,7 +472,7 @@ void *dev_get_uclass_platdata(struct udevice *dev)
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return dev->uclass_platdata;
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}
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void *dev_get_priv(struct udevice *dev)
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void *dev_get_priv(const struct udevice *dev)
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{
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if (!dev) {
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dm_warn("%s: null device\n", __func__);
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@ -482,7 +482,7 @@ void *dev_get_priv(struct udevice *dev)
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return dev->priv;
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}
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void *dev_get_uclass_priv(struct udevice *dev)
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void *dev_get_uclass_priv(const struct udevice *dev)
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{
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if (!dev) {
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dm_warn("%s: null device\n", __func__);
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@ -492,7 +492,7 @@ void *dev_get_uclass_priv(struct udevice *dev)
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return dev->uclass_priv;
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}
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void *dev_get_parent_priv(struct udevice *dev)
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void *dev_get_parent_priv(const struct udevice *dev)
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{
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if (!dev) {
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dm_warn("%s: null device\n", __func__);
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@ -681,17 +681,17 @@ int device_find_next_child(struct udevice **devp)
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return 0;
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}
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struct udevice *dev_get_parent(struct udevice *child)
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struct udevice *dev_get_parent(const struct udevice *child)
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{
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return child->parent;
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}
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ulong dev_get_driver_data(struct udevice *dev)
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ulong dev_get_driver_data(const struct udevice *dev)
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{
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return dev->driver_data;
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}
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const void *dev_get_driver_ops(struct udevice *dev)
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const void *dev_get_driver_ops(const struct udevice *dev)
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{
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if (!dev || !dev->driver->ops)
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return NULL;
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@ -699,12 +699,12 @@ const void *dev_get_driver_ops(struct udevice *dev)
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return dev->driver->ops;
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}
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enum uclass_id device_get_uclass_id(struct udevice *dev)
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enum uclass_id device_get_uclass_id(const struct udevice *dev)
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{
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return dev->uclass->uc_drv->id;
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}
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const char *dev_get_uclass_name(struct udevice *dev)
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const char *dev_get_uclass_name(const struct udevice *dev)
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{
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if (!dev)
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return NULL;
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@ -712,7 +712,7 @@ const char *dev_get_uclass_name(struct udevice *dev)
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return dev->uclass->uc_drv->name;
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}
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bool device_has_children(struct udevice *dev)
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bool device_has_children(const struct udevice *dev)
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{
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return !list_empty(&dev->child_head);
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}
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@ -270,7 +270,7 @@ struct driver {
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* @dev Device to check
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* @return platform data, or NULL if none
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*/
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void *dev_get_platdata(struct udevice *dev);
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void *dev_get_platdata(const struct udevice *dev);
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/**
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* dev_get_parent_platdata() - Get the parent platform data for a device
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@ -280,7 +280,7 @@ void *dev_get_platdata(struct udevice *dev);
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* @dev Device to check
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* @return parent's platform data, or NULL if none
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*/
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void *dev_get_parent_platdata(struct udevice *dev);
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void *dev_get_parent_platdata(const struct udevice *dev);
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/**
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* dev_get_uclass_platdata() - Get the uclass platform data for a device
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@ -290,7 +290,7 @@ void *dev_get_parent_platdata(struct udevice *dev);
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* @dev Device to check
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* @return uclass's platform data, or NULL if none
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*/
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void *dev_get_uclass_platdata(struct udevice *dev);
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void *dev_get_uclass_platdata(const struct udevice *dev);
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/**
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* dev_get_priv() - Get the private data for a device
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@ -300,7 +300,7 @@ void *dev_get_uclass_platdata(struct udevice *dev);
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* @dev Device to check
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* @return private data, or NULL if none
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*/
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void *dev_get_priv(struct udevice *dev);
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void *dev_get_priv(const struct udevice *dev);
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/**
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* dev_get_parent_priv() - Get the parent private data for a device
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@ -314,7 +314,7 @@ void *dev_get_priv(struct udevice *dev);
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* @dev Device to check
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* @return parent data, or NULL if none
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*/
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void *dev_get_parent_priv(struct udevice *dev);
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void *dev_get_parent_priv(const struct udevice *dev);
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/**
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* dev_get_uclass_priv() - Get the private uclass data for a device
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@ -324,7 +324,7 @@ void *dev_get_parent_priv(struct udevice *dev);
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* @dev Device to check
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* @return private uclass data for this device, or NULL if none
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*/
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void *dev_get_uclass_priv(struct udevice *dev);
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void *dev_get_uclass_priv(const struct udevice *dev);
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/**
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* struct dev_get_parent() - Get the parent of a device
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@ -332,7 +332,7 @@ void *dev_get_uclass_priv(struct udevice *dev);
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* @child: Child to check
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* @return parent of child, or NULL if this is the root device
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*/
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struct udevice *dev_get_parent(struct udevice *child);
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struct udevice *dev_get_parent(const struct udevice *child);
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/**
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* dev_get_driver_data() - get the driver data used to bind a device
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@ -359,7 +359,7 @@ struct udevice *dev_get_parent(struct udevice *child);
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* @dev: Device to check
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* @return driver data (0 if none is provided)
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*/
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ulong dev_get_driver_data(struct udevice *dev);
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ulong dev_get_driver_data(const struct udevice *dev);
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/**
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* dev_get_driver_ops() - get the device's driver's operations
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@ -370,7 +370,7 @@ ulong dev_get_driver_data(struct udevice *dev);
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* @dev: Device to check
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* @return void pointer to driver's operations or NULL for NULL-dev or NULL-ops
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*/
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const void *dev_get_driver_ops(struct udevice *dev);
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const void *dev_get_driver_ops(const struct udevice *dev);
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/**
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* device_get_uclass_id() - return the uclass ID of a device
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@ -378,7 +378,7 @@ const void *dev_get_driver_ops(struct udevice *dev);
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* @dev: Device to check
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* @return uclass ID for the device
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*/
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enum uclass_id device_get_uclass_id(struct udevice *dev);
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enum uclass_id device_get_uclass_id(const struct udevice *dev);
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/**
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* dev_get_uclass_name() - return the uclass name of a device
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@ -388,7 +388,7 @@ enum uclass_id device_get_uclass_id(struct udevice *dev);
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* @dev: Device to check
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* @return pointer to the uclass name for the device
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*/
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const char *dev_get_uclass_name(struct udevice *dev);
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const char *dev_get_uclass_name(const struct udevice *dev);
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/**
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* device_get_child() - Get the child of a device by index
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@ -525,7 +525,7 @@ int device_find_next_child(struct udevice **devp);
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* @dev: Device to check
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* @return true if the device has one or more children
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*/
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bool device_has_children(struct udevice *dev);
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bool device_has_children(const struct udevice *dev);
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/**
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* device_has_active_children() - check if a device has any active children
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