From 8c2a2b8c2ff680b1d0f715cf1f320722b762f9dd Mon Sep 17 00:00:00 2001 From: Thomas Bogendoerfer Date: Thu, 3 Oct 2019 11:52:29 +0200 Subject: nvmem: core: add nvmem_device_find nvmem_device_find provides a way to search for nvmem devices with the help of a match function simlair to bus_find_device. Reviewed-by: Srinivas Kandagatla Acked-by: Srinivas Kandagatla Signed-off-by: Thomas Bogendoerfer Signed-off-by: Paul Burton Cc: Jonathan Corbet Cc: Ralf Baechle Cc: James Hogan Cc: Lee Jones Cc: David S. Miller Cc: Alessandro Zummo Cc: Alexandre Belloni Cc: Greg Kroah-Hartman Cc: Jiri Slaby Cc: linux-doc@vger.kernel.org Cc: linux-kernel@vger.kernel.org Cc: linux-mips@vger.kernel.org Cc: netdev@vger.kernel.org Cc: linux-rtc@vger.kernel.org Cc: linux-serial@vger.kernel.org --- include/linux/nvmem-consumer.h | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'include/linux/nvmem-consumer.h') diff --git a/include/linux/nvmem-consumer.h b/include/linux/nvmem-consumer.h index 8f8be5b00060..02dc4aa992b2 100644 --- a/include/linux/nvmem-consumer.h +++ b/include/linux/nvmem-consumer.h @@ -89,6 +89,9 @@ void nvmem_del_cell_lookups(struct nvmem_cell_lookup *entries, int nvmem_register_notifier(struct notifier_block *nb); int nvmem_unregister_notifier(struct notifier_block *nb); +struct nvmem_device *nvmem_device_find(void *data, + int (*match)(struct device *dev, const void *data)); + #else static inline struct nvmem_cell *nvmem_cell_get(struct device *dev, @@ -204,6 +207,12 @@ static inline int nvmem_unregister_notifier(struct notifier_block *nb) return -EOPNOTSUPP; } +static inline struct nvmem_device *nvmem_device_find(void *data, + int (*match)(struct device *dev, const void *data)) +{ + return NULL; +} + #endif /* CONFIG_NVMEM */ #if IS_ENABLED(CONFIG_NVMEM) && IS_ENABLED(CONFIG_OF) -- cgit v1.2.3