target/linux/generic/backport-5.10/808-v5.18-0001-nvmem-core-Remove-unused-devm_nvmem_unregister.patch

   1 From 190fae468592bc2f0efc8b928920f8f712b5831e Mon Sep 17 00:00:00 2001
   2 From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
   3 Date: Sun, 20 Feb 2022 15:15:15 +0000
   4 Subject: [PATCH] nvmem: core: Remove unused devm_nvmem_unregister()
   5
   6 There are no users and seems no will come of the devm_nvmem_unregister().
   7 Remove the function and remove the unused devm_nvmem_match() along with it.
   8
   9 Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
  10 Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
  11 Link: https://lore.kernel.org/r/20220220151527.17216-2-srinivas.kandagatla@linaro.org
  12 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  13 ---
  14  drivers/nvmem/core.c           | 22 ----------------------
  15  include/linux/nvmem-provider.h |  8 --------
  16  2 files changed, 30 deletions(-)
  17
  18 --- a/drivers/nvmem/core.c
  19 +++ b/drivers/nvmem/core.c
  20 @@ -946,28 +946,6 @@ struct nvmem_device *devm_nvmem_register
  21  }
  22  EXPORT_SYMBOL_GPL(devm_nvmem_register);
  23
  24 -static int devm_nvmem_match(struct device *dev, void *res, void *data)
  25 -{
  26 -       struct nvmem_device **r = res;
  27 -
  28 -       return *r == data;
  29 -}
  30 -
  31 -/**
  32 - * devm_nvmem_unregister() - Unregister previously registered managed nvmem
  33 - * device.
  34 - *
  35 - * @dev: Device that uses the nvmem device.
  36 - * @nvmem: Pointer to previously registered nvmem device.
  37 - *
  38 - * Return: Will be negative on error or zero on success.
  39 - */
  40 -int devm_nvmem_unregister(struct device *dev, struct nvmem_device *nvmem)
  41 -{
  42 -       return devres_release(dev, devm_nvmem_release, devm_nvmem_match, nvmem);
  43 -}
  44 -EXPORT_SYMBOL(devm_nvmem_unregister);
  45 -
  46  static struct nvmem_device *__nvmem_device_get(void *data,
  47                         int (*match)(struct device *dev, const void *data))
  48  {
  49 --- a/include/linux/nvmem-provider.h
  50 +++ b/include/linux/nvmem-provider.h
  51 @@ -133,8 +133,6 @@ void nvmem_unregister(struct nvmem_devic
  52  struct nvmem_device *devm_nvmem_register(struct device *dev,
  53                                          const struct nvmem_config *cfg);
  54
  55 -int devm_nvmem_unregister(struct device *dev, struct nvmem_device *nvmem);
  56 -
  57  void nvmem_add_cell_table(struct nvmem_cell_table *table);
  58  void nvmem_del_cell_table(struct nvmem_cell_table *table);
  59
  60 @@ -153,12 +151,6 @@ devm_nvmem_register(struct device *dev,
  61         return nvmem_register(c);
  62  }
  63
  64 -static inline int
  65 -devm_nvmem_unregister(struct device *dev, struct nvmem_device *nvmem)
  66 -{
  67 -       return -EOPNOTSUPP;
  68 -}
  69 -
  70  static inline void nvmem_add_cell_table(struct nvmem_cell_table *table) {}
  71  static inline void nvmem_del_cell_table(struct nvmem_cell_table *table) {}
  72