nvmem: core: add nvmem_dev_size() helper
This is required by layouts that need to read whole NVMEM content. It's especially useful for NVMEM devices without hardcoded layout (like U-Boot environment data block). Signed-off-by: Rafał Miłecki <rafal@milecki.pl> Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com> Link: https://lore.kernel.org/r/20231221173421.13737-2-zajec5@gmail.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
43f60e3fb6
commit
33cf42e68e
@ -2163,6 +2163,19 @@ const char *nvmem_dev_name(struct nvmem_device *nvmem)
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(nvmem_dev_name);
|
||||
|
||||
/**
|
||||
* nvmem_dev_size() - Get the size of a given nvmem device.
|
||||
*
|
||||
* @nvmem: nvmem device.
|
||||
*
|
||||
* Return: size of the nvmem device.
|
||||
*/
|
||||
size_t nvmem_dev_size(struct nvmem_device *nvmem)
|
||||
{
|
||||
return nvmem->size;
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(nvmem_dev_size);
|
||||
|
||||
static int __init nvmem_init(void)
|
||||
{
|
||||
int ret;
|
||||
|
@ -81,6 +81,7 @@ int nvmem_device_cell_write(struct nvmem_device *nvmem,
|
||||
struct nvmem_cell_info *info, void *buf);
|
||||
|
||||
const char *nvmem_dev_name(struct nvmem_device *nvmem);
|
||||
size_t nvmem_dev_size(struct nvmem_device *nvmem);
|
||||
|
||||
void nvmem_add_cell_lookups(struct nvmem_cell_lookup *entries,
|
||||
size_t nentries);
|
||||
|
Loading…
Reference in New Issue
Block a user