On Tue, Aug 21, 2012 at 5:03 PM, Kim, Milo <Milo.Kim@xxxxxx> wrote:
> The return value of this function is not handled any place, so
> make it as void type.
>
> And three if-statements are replaced with switch-statements.
>
This one looks fine with me. I will merge it after you rework on first 2 patches
Thanks,
-Bryan
> Signed-off-by: Milo(Woogyom) Kim <milo.kim@xxxxxx>
> ---
> drivers/leds/leds-lp5523.c | 24 +++++++++++++-----------
> 1 files changed, 13 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c
> index f090819..f8231f1 100644
> --- a/drivers/leds/leds-lp5523.c
> +++ b/drivers/leds/leds-lp5523.c
> @@ -150,7 +150,7 @@ static inline struct lp5523_chip *led_to_lp5523(struct lp5523_led *led)
> leds[led->id]);
> }
>
> -static int lp5523_set_mode(struct lp5523_engine *engine, u8 mode);
> +static void lp5523_set_mode(struct lp5523_engine *engine, u8 mode);
> static int lp5523_set_engine_mode(struct lp5523_engine *engine, u8 mode);
> static int lp5523_load_program(struct lp5523_engine *engine, const u8 *pattern);
>
> @@ -789,26 +789,28 @@ static void lp5523_unregister_sysfs(struct i2c_client *client)
> /*--------------------------------------------------------------*/
> /* Set chip operating mode */
> /*--------------------------------------------------------------*/
> -static int lp5523_set_mode(struct lp5523_engine *engine, u8 mode)
> +static void lp5523_set_mode(struct lp5523_engine *engine, u8 mode)
> {
> - int ret = 0;
> -
> /* if in that mode already do nothing, except for run */
> if (mode == engine->mode && mode != LP5523_CMD_RUN)
> - return 0;
> + return;
>
> - if (mode == LP5523_CMD_RUN) {
> - ret = lp5523_run_program(engine);
> - } else if (mode == LP5523_CMD_LOAD) {
> + switch (mode) {
> + case LP5523_CMD_RUN:
> + lp5523_run_program(engine);
> + break;
> + case LP5523_CMD_LOAD:
> lp5523_set_engine_mode(engine, LP5523_CMD_DISABLED);
> lp5523_set_engine_mode(engine, LP5523_CMD_LOAD);
> - } else if (mode == LP5523_CMD_DISABLED) {
> + break;
> + case LP5523_CMD_DISABLED:
> lp5523_set_engine_mode(engine, LP5523_CMD_DISABLED);
> + break;
> + default:
> + return;
> }
>
> engine->mode = mode;
> -
> - return ret;
> }
>
> /*--------------------------------------------------------------*/
> --
> 1.7.2.5
>
>
> Best Regards,
> Milo
>
>
--
Bryan Wu <bryan.wu@xxxxxxxxxxxxx>
Kernel Developer +86.186-168-78255 Mobile
Canonical Ltd. www.canonical.com
Ubuntu - Linux for human beings | www.ubuntu.com
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