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nvmem: core: add nvmem_dev_size() helper

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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:
Rafał Miłecki
2023-12-21 18:34:17 +01:00
committed by Greg Kroah-Hartman
parent 43f60e3fb6
commit 33cf42e68e
2 changed files with 14 additions and 0 deletions
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1
include/linux/nvmem-consumer.h
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@@ -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);