void __iomem *devm_request_and_ioremap(struct device *dev,
struct resource *res);
+/* allows to add/remove a custom action to devres stack */
+int devm_add_action(struct device *dev, void (*action)(void *), void *data);
+void devm_remove_action(struct device *dev, void (*action)(void *), void *data);
+
struct device_dma_parameters {
/*
* a low level driver may set these to teach IOMMU code about