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| author | Andrey Smirnov <andrew.smirnov@gmail.com> | 2018-03-09 14:46:56 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-03-14 19:28:13 +0100 |
| commit | fd0f4906a3cdf2fedc980764a073f2313bdf1f47 (patch) | |
| tree | 3efe71a728ac18aa557bb02d9cc5a9bbbf63e4df | |
| parent | 0b2ed745e76debad33410870c4850ef2ca42f5e3 (diff) | |
| download | kernel_replicant_linux-fd0f4906a3cdf2fedc980764a073f2313bdf1f47.tar.gz kernel_replicant_linux-fd0f4906a3cdf2fedc980764a073f2313bdf1f47.tar.bz2 kernel_replicant_linux-fd0f4906a3cdf2fedc980764a073f2313bdf1f47.zip | |
nvmem: core: Allow specifying device name verbatim
Add code to allow avoid having nvmem core append a numeric suffix to
the end of the name by passing config->id of -1.
Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Cc: Heiko Stuebner <heiko@sntech.de>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Carlo Caione <carlo@caione.org>
Cc: Kevin Hilman <khilman@baylibre.com>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Cc: cphealy@gmail.com
Cc: linux-kernel@vger.kernel.org
Cc: linux-mediatek@lists.infradead.org
Cc: linux-rockchip@lists.infradead.org
Cc: linux-amlogic@lists.infradead.org
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/nvmem/core.c | 11 | ||||
| -rw-r--r-- | include/linux/nvmem-provider.h | 3 |
2 files changed, 11 insertions, 3 deletions
diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index 35a3dbeea324..99e04cfcc723 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -473,9 +473,14 @@ struct nvmem_device *nvmem_register(const struct nvmem_config *config) nvmem->reg_read = config->reg_read; nvmem->reg_write = config->reg_write; nvmem->dev.of_node = config->dev->of_node; - dev_set_name(&nvmem->dev, "%s%d", - config->name ? : "nvmem", - config->name ? config->id : nvmem->id); + + if (config->id == -1 && config->name) { + dev_set_name(&nvmem->dev, "%s", config->name); + } else { + dev_set_name(&nvmem->dev, "%s%d", + config->name ? : "nvmem", + config->name ? config->id : nvmem->id); + } nvmem->read_only = device_property_present(config->dev, "read-only") | config->read_only; diff --git a/include/linux/nvmem-provider.h b/include/linux/nvmem-provider.h index a39f76ff2ccd..b00567a07496 100644 --- a/include/linux/nvmem-provider.h +++ b/include/linux/nvmem-provider.h @@ -43,6 +43,9 @@ typedef int (*nvmem_reg_write_t)(void *priv, unsigned int offset, * Note: A default "nvmem<id>" name will be assigned to the device if * no name is specified in its configuration. In such case "<id>" is * generated with ida_simple_get() and provided id field is ignored. + * + * Note: Specifying name and setting id to -1 implies a unique device + * whose name is provided as-is (kept unaltered). */ struct nvmem_config { struct device *dev; |