}
extern void devm_kfree(struct device *dev, void *p);
extern char *devm_kstrdup(struct device *dev, const char *s, gfp_t gfp);
+extern void *devm_kmemdup(struct device *dev, const void *src, size_t len,
+ gfp_t gfp);
+
+extern unsigned long devm_get_free_pages(struct device *dev,
+ gfp_t gfp_mask, unsigned int order);
+extern void devm_free_pages(struct device *dev, unsigned long addr);
void __iomem *devm_ioremap_resource(struct device *dev, struct resource *res);
void __iomem *devm_request_and_ioremap(struct device *dev,
* variants, which GPIO pins act in what additional roles, and so
* on. This shrinks the "Board Support Packages" (BSPs) and
* minimizes board-specific #ifdefs in drivers.
+ * @driver_data: Private pointer for driver specific info.
* @power: For device power management.
* See Documentation/power/devices.txt for details.
* @pm_domain: Provide callbacks that are executed during system suspend,
* @coherent_dma_mask: Like dma_mask, but for alloc_coherent mapping as not all
* hardware supports 64-bit addresses for consistent allocations
* such descriptors.
+ * @dma_pfn_offset: offset of DMA memory range relatively of RAM
* @dma_parms: A low level driver may set these to teach IOMMU code about
* segment limitations.
* @dma_pools: Dma pools (if dma'ble device).
device */
void *platform_data; /* Platform specific data, device
core doesn't touch it */
+ void *driver_data; /* Driver data, set and get with
+ dev_set/get_drvdata */
struct dev_pm_info power;
struct dev_pm_domain *pm_domain;
not all hardware supports
64 bit addresses for consistent
allocations such descriptors. */
+ unsigned long dma_pfn_offset;
struct device_dma_parameters *dma_parms;
}
#endif
+static inline void *dev_get_drvdata(const struct device *dev)
+{
+ return dev->driver_data;
+}
+
+static inline void dev_set_drvdata(struct device *dev, void *data)
+{
+ dev->driver_data = data;
+}
+
static inline struct pm_subsys_data *dev_to_psd(struct device *dev)
{
return dev ? dev->power.subsys_data : NULL;
extern const char *device_get_devnode(struct device *dev,
umode_t *mode, kuid_t *uid, kgid_t *gid,
const char **tmp);
-extern void *dev_get_drvdata(const struct device *dev);
-extern int dev_set_drvdata(struct device *dev, void *data);
static inline bool device_supports_offline(struct device *dev)
{