[PATCH 3/4] nvmem: make nvmem_device_write/read public

[Marco Felsch]

Those functions already export their symbols so make it public
available. Compared to the nvmem_device_cell_read/write() APIs these
functions are a bit easier to use.

Signed-off-by: Marco Felsch <m.felsch at pengutronix.de>
---
 drivers/nvmem/core.c           |  6 ------
 include/linux/nvmem-consumer.h | 19 +++++++++++++++++++
 2 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
index 06e1414769..b9af31f4b5 100644
--- a/drivers/nvmem/core.c
+++ b/drivers/nvmem/core.c
@@ -48,12 +48,6 @@ struct nvmem_cell {
 static LIST_HEAD(nvmem_cells);
 static LIST_HEAD(nvmem_devs);
 
-int nvmem_device_read(struct nvmem_device *nvmem, unsigned int offset,
-		      size_t bytes, void *buf);
-int nvmem_device_write(struct nvmem_device *nvmem, unsigned int offset,
-		       size_t bytes, const void *buf);
-
-
 static ssize_t nvmem_cdev_read(struct cdev *cdev, void *buf, size_t count,
 			       loff_t offset, unsigned long flags)
 {
diff --git a/include/linux/nvmem-consumer.h b/include/linux/nvmem-consumer.h
index d86377bfda..5d3d72837b 100644
--- a/include/linux/nvmem-consumer.h
+++ b/include/linux/nvmem-consumer.h
@@ -40,6 +40,10 @@ int nvmem_cell_write(struct nvmem_cell *cell, void *buf, size_t len);
 /* direct nvmem device read/write interface */
 struct nvmem_device *nvmem_device_get(struct device_d *dev, const char *name);
 void nvmem_device_put(struct nvmem_device *nvmem);
+int nvmem_device_read(struct nvmem_device *nvmem, unsigned int offset,
+		      size_t bytes, void *buf);
+int nvmem_device_write(struct nvmem_device *nvmem, unsigned int offset,
+		       size_t bytes, const void *buf);
 ssize_t nvmem_device_cell_read(struct nvmem_device *nvmem,
 			       struct nvmem_cell_info *info, void *buf);
 int nvmem_device_cell_write(struct nvmem_device *nvmem,
@@ -98,6 +102,21 @@ static inline int nvmem_device_cell_write(struct nvmem_device *nvmem,
 {
 	return -EOPNOTSUPP;
 }
+
+static inline int nvmem_device_read(struct nvmem_device *nvmem,
+				    unsigned int offset, size_t bytes,
+				    void *buf)
+{
+	return -EOPNOTSUPP;
+}
+
+static inline int nvmem_device_write(struct nvmem_device *nvmem,
+				     unsigned int offset, size_t bytes,
+				     const void *buf)
+{
+	return -EOPNOTSUPP;
+}
+
 #endif /* CONFIG_NVMEM */
 
 #if IS_ENABLED(CONFIG_NVMEM) && IS_ENABLED(CONFIG_OFTREE)
-- 
2.20.1