uint32_t flags;
int req_seq;
int seq;
+#ifdef CONFIG_DEVRES
struct list_head devres_head;
+#endif
};
/* Maximum sequence number supported */
ulong data;
};
-#ifdef CONFIG_OF_CONTROL
+#if CONFIG_IS_ENABLED(OF_CONTROL)
#define of_match_ptr(_ptr) (_ptr)
#else
#define of_match_ptr(_ptr) NULL
-#endif /* CONFIG_OF_CONTROL */
+#endif /* CONFIG_IS_ENABLED(OF_CONTROL) */
/**
* struct driver - A driver for a feature or peripheral
*/
bool device_is_last_sibling(struct udevice *dev);
+/**
+ * device_set_name() - set the name of a device
+ *
+ * This must be called in the device's bind() method and no later. Normally
+ * this is unnecessary but for probed devices which don't get a useful name
+ * this function can be helpful.
+ *
+ * @dev: Device to update
+ * @name: New name (this string is allocated new memory and attached to
+ * the device)
+ * @return 0 if OK, -ENOMEM if there is not enough memory to allocate the
+ * string
+ */
+int device_set_name(struct udevice *dev, const char *name);
+
/* device resource management */
typedef void (*dr_release_t)(struct udevice *dev, void *res);
typedef int (*dr_match_t)(struct udevice *dev, void *res, void *match_data);
+#ifdef CONFIG_DEVRES
+
#ifdef CONFIG_DEBUG_DEVRES
void *__devres_alloc(dr_release_t release, size_t size, gfp_t gfp,
const char *name);
*/
void devm_kfree(struct udevice *dev, void *p);
+#else /* ! CONFIG_DEVRES */
+
+static inline void *devres_alloc(dr_release_t release, size_t size, gfp_t gfp)
+{
+ return kzalloc(size, gfp);
+}
+
+static inline void devres_free(void *res)
+{
+ kfree(res);
+}
+
+static inline void devres_add(struct udevice *dev, void *res)
+{
+}
+
+static inline void *devres_find(struct udevice *dev, dr_release_t release,
+ dr_match_t match, void *match_data)
+{
+ return NULL;
+}
+
+static inline void *devres_get(struct udevice *dev, void *new_res,
+ dr_match_t match, void *match_data)
+{
+ return NULL;
+}
+
+static inline void *devres_remove(struct udevice *dev, dr_release_t release,
+ dr_match_t match, void *match_data)
+{
+ return NULL;
+}
+
+static inline int devres_destroy(struct udevice *dev, dr_release_t release,
+ dr_match_t match, void *match_data)
+{
+ return 0;
+}
+
+static inline int devres_release(struct udevice *dev, dr_release_t release,
+ dr_match_t match, void *match_data)
+{
+ return 0;
+}
+
+static inline void *devm_kmalloc(struct udevice *dev, size_t size, gfp_t gfp)
+{
+ return kmalloc(size, gfp);
+}
+
+static inline void *devm_kzalloc(struct udevice *dev, size_t size, gfp_t gfp)
+{
+ return kzalloc(size, gfp);
+}
+
+static inline void *devm_kmaloc_array(struct udevice *dev,
+ size_t n, size_t size, gfp_t flags)
+{
+ /* TODO: add kmalloc_array() to linux/compat.h */
+ if (size != 0 && n > SIZE_MAX / size)
+ return NULL;
+ return kmalloc(n * size, flags);
+}
+
+static inline void *devm_kcalloc(struct udevice *dev,
+ size_t n, size_t size, gfp_t flags)
+{
+ /* TODO: add kcalloc() to linux/compat.h */
+ return kmalloc(n * size, flags | __GFP_ZERO);
+}
+
+static inline void devm_kfree(struct udevice *dev, void *p)
+{
+ kfree(p);
+}
+
+#endif /* ! CONFIG_DEVRES */
#endif