On Thu, Aug 8, 2013 at 12:59 AM, Milo Kim <woogyom.kim@xxxxxxxxx> wrote:
> This patch provides common macros for LP5521 and LP5523 device attributes and
> functions.
>
> (Device attributes)
> LP5521: 'mode', 'load' and 'selftest'
> LP5523: 'mode', 'load', 'leds' and 'selftest'
>
> (Permissions)
> mode: R/W
> load: Write-only
> leds: R/W
> selftest: Read-only
>
> Couple of lines are duplicate, so use these macros for adding device attributes
> in LP5521 and LP5523 drivers.
>
Good, I will merge this.
-Bryan
> Signed-off-by: Milo Kim <milo.kim@xxxxxx>
> ---
> drivers/leds/leds-lp55xx-common.h | 47 +++++++++++++++++++++++++++++++++++++
> 1 file changed, 47 insertions(+)
>
> diff --git a/drivers/leds/leds-lp55xx-common.h b/drivers/leds/leds-lp55xx-common.h
> index 04c1d4f..cceab48 100644
> --- a/drivers/leds/leds-lp55xx-common.h
> +++ b/drivers/leds/leds-lp55xx-common.h
> @@ -29,6 +29,53 @@ enum lp55xx_engine_mode {
> LP55XX_ENGINE_RUN,
> };
>
> +#define LP55XX_DEV_ATTR_RW(name, show, store) \
> + DEVICE_ATTR(name, S_IRUGO | S_IWUSR, show, store)
> +#define LP55XX_DEV_ATTR_RO(name, show) \
> + DEVICE_ATTR(name, S_IRUGO, show, NULL)
> +#define LP55XX_DEV_ATTR_WO(name, store) \
> + DEVICE_ATTR(name, S_IWUSR, NULL, store)
> +
> +#define show_mode(nr) \
> +static ssize_t show_engine##nr##_mode(struct device *dev, \
> + struct device_attribute *attr, \
> + char *buf) \
> +{ \
> + return show_engine_mode(dev, attr, buf, nr); \
> +}
> +
> +#define store_mode(nr) \
> +static ssize_t store_engine##nr##_mode(struct device *dev, \
> + struct device_attribute *attr, \
> + const char *buf, size_t len) \
> +{ \
> + return store_engine_mode(dev, attr, buf, len, nr); \
> +}
> +
> +#define show_leds(nr) \
> +static ssize_t show_engine##nr##_leds(struct device *dev, \
> + struct device_attribute *attr, \
> + char *buf) \
> +{ \
> + return show_engine_leds(dev, attr, buf, nr); \
> +}
> +
> +#define store_leds(nr) \
> +static ssize_t store_engine##nr##_leds(struct device *dev, \
> + struct device_attribute *attr, \
> + const char *buf, size_t len) \
> +{ \
> + return store_engine_leds(dev, attr, buf, len, nr); \
> +}
> +
> +#define store_load(nr) \
> +static ssize_t store_engine##nr##_load(struct device *dev, \
> + struct device_attribute *attr, \
> + const char *buf, size_t len) \
> +{ \
> + return store_engine_load(dev, attr, buf, len, nr); \
> +}
> +
> struct lp55xx_led;
> struct lp55xx_chip;
>
> --
> 1.7.9.5
>
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