redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

nvmem: use EOPNOTSUPP instead of ENOSYS 

Checkpatch emits warnings when using ENOSYS. Some of the frameworks
started using EOPNOTSUPP as return values for API functions when given
subsystem is disabled in Kconfig.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
hifive-unleashed-5.1
Bartosz Golaszewski 2018-09-21 06:40:22 -07:00 committed by Greg Kroah-Hartman
parent 165589f0cb
commit 20167b70c8
2 changed files with 17 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
include/linux/nvmem-consumer.h
View File

@ -93,13 +93,13 @@ int nvmem_unregister_notifier(struct notifier_block *nb);
static inline struct nvmem_cell *nvmem_cell_get(struct device *dev,
const char *id)
{
return ERR_PTR(-ENOSYS);
return ERR_PTR(-EOPNOTSUPP);
}
static inline struct nvmem_cell *devm_nvmem_cell_get(struct device *dev,
const char *id)
{
return ERR_PTR(-ENOSYS);
return ERR_PTR(-EOPNOTSUPP);
}
static inline void devm_nvmem_cell_put(struct device *dev,
@ -113,31 +113,31 @@ static inline void nvmem_cell_put(struct nvmem_cell *cell)
static inline void *nvmem_cell_read(struct nvmem_cell *cell, size_t *len)
{
return ERR_PTR(-ENOSYS);
return ERR_PTR(-EOPNOTSUPP);
}
static inline int nvmem_cell_write(struct nvmem_cell *cell,
const char *buf, size_t len)
{
return -ENOSYS;
return -EOPNOTSUPP;
}
static inline int nvmem_cell_read_u32(struct device *dev,
const char *cell_id, u32 *val)
{
return -ENOSYS;
return -EOPNOTSUPP;
}
static inline struct nvmem_device *nvmem_device_get(struct device *dev,
const char *name)
{
return ERR_PTR(-ENOSYS);
return ERR_PTR(-EOPNOTSUPP);
}
static inline struct nvmem_device *devm_nvmem_device_get(struct device *dev,
const char *name)
{
return ERR_PTR(-ENOSYS);
return ERR_PTR(-EOPNOTSUPP);
}
static inline void nvmem_device_put(struct nvmem_device *nvmem)
@ -153,28 +153,28 @@ static inline ssize_t nvmem_device_cell_read(struct nvmem_device *nvmem,
struct nvmem_cell_info *info,
void *buf)
{
return -ENOSYS;
return -EOPNOTSUPP;
}
static inline int nvmem_device_cell_write(struct nvmem_device *nvmem,
struct nvmem_cell_info *info,
void *buf)
{
return -ENOSYS;
return -EOPNOTSUPP;
}
static inline int nvmem_device_read(struct nvmem_device *nvmem,
unsigned int offset, size_t bytes,
void *buf)
{
return -ENOSYS;
return -EOPNOTSUPP;
}
static inline int nvmem_device_write(struct nvmem_device *nvmem,
unsigned int offset, size_t bytes,
void *buf)
{
return -ENOSYS;
return -EOPNOTSUPP;
}
static inline const char *nvmem_dev_name(struct nvmem_device *nvmem)
@ -189,12 +189,12 @@ nvmem_del_cell_lookups(struct nvmem_cell_lookup *entries, size_t nentries) {}
static inline int nvmem_register_notifier(struct notifier_block *nb)
{
return -ENOSYS;
return -EOPNOTSUPP;
}
static inline int nvmem_unregister_notifier(struct notifier_block *nb)
{
return -ENOSYS;
return -EOPNOTSUPP;
}
#endif /* CONFIG_NVMEM */
@ -208,13 +208,13 @@ struct nvmem_device *of_nvmem_device_get(struct device_node *np,
static inline struct nvmem_cell *of_nvmem_cell_get(struct device_node *np,
const char *id)
{
return ERR_PTR(-ENOSYS);
return ERR_PTR(-EOPNOTSUPP);
}
static inline struct nvmem_device *of_nvmem_device_get(struct device_node *np,
const char *name)
{
return ERR_PTR(-ENOSYS);
return ERR_PTR(-EOPNOTSUPP);
}
#endif /* CONFIG_NVMEM && CONFIG_OF */

5
include/linux/nvmem-provider.h
View File

@ -100,7 +100,7 @@ void nvmem_del_cell_table(struct nvmem_cell_table *table);
static inline struct nvmem_device *nvmem_register(const struct nvmem_config *c)
{
return ERR_PTR(-ENOSYS);
return ERR_PTR(-EOPNOTSUPP);
}
static inline void nvmem_unregister(struct nvmem_device *nvmem) {}
@ -114,8 +114,7 @@ devm_nvmem_register(struct device *dev, const struct nvmem_config *c)
static inline int
devm_nvmem_unregister(struct device *dev, struct nvmem_device *nvmem)
{
return -ENOSYS;
return -EOPNOTSUPP;
}
static inline void nvmem_add_cell_table(struct nvmem_cell_table *table) {}