On 15/08/15 08:21, Stefan Wahren wrote:
Hi Srinivas,Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx> hat am 11. August 2015 um 13:03 geschrieben: This patch adds perm variable to nvmem_config structure which will allow providers to specify the permissions required for the sysfs binary file. This permission is applied on top of root-only access permissions set by the core. Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx> --- drivers/nvmem/core.c | 1 + include/linux/nvmem-provider.h | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index 414ed23..7481387 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -312,6 +312,7 @@ struct nvmem_device *nvmem_register(const struct nvmem_config *config) config->read_only; nvmem->bin = bin_attr_template; nvmem->bin.attr.mode = nvmem->read_only ? : (S_IRUSR | S_IWUSR); + nvmem->bin.attr.mode |= config->perm; nvmem->bin.size = nvmem->size; device_initialize(&nvmem->dev); diff --git a/include/linux/nvmem-provider.h b/include/linux/nvmem-provider.h index 0b68caf..de9a61f 100644 --- a/include/linux/nvmem-provider.h +++ b/include/linux/nvmem-provider.h @@ -23,6 +23,7 @@ struct nvmem_config { const struct nvmem_cell_info *cells; int ncells; bool read_only; + u16 perm; /* visibility in sysfs */how about "umode_t mode" or "umode_t sysfs_mode"?
Yep, "umode_t mode" sounds much better. I will use it that. --srini
Beside that the whole series looks good to me. Thanks Stefan
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