Re: [PATCH RESEND 1/4] mfd: arizona: Remove duplicate set of ret variable

From: Lee Jones
Date: Tue Mar 14 2017 - 13:06:22 EST


On Thu, 09 Mar 2017, Charles Keepax wrote:

> arizona_poll_reg already returns ETIMEDOUT if we don't see the expected
> register changes before the time out, so remove pointless local setting of
> ETIMEDOUT.
>
> Signed-off-by: Charles Keepax <ckeepax@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/mfd/arizona-core.c | 8 ++------
> 1 file changed, 2 insertions(+), 6 deletions(-)

For my own reference:
Acked-for-MFD-by: Lee Jones <lee.jones@xxxxxxxxxx>

> diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
> index b6d4bc6..e00f577 100644
> --- a/drivers/mfd/arizona-core.c
> +++ b/drivers/mfd/arizona-core.c
> @@ -342,10 +342,8 @@ static int arizona_enable_freerun_sysclk(struct arizona *arizona,
> ret = arizona_poll_reg(arizona, 25, ARIZONA_INTERRUPT_RAW_STATUS_5,
> ARIZONA_FLL1_CLOCK_OK_STS,
> ARIZONA_FLL1_CLOCK_OK_STS);
> - if (ret) {
> - ret = -ETIMEDOUT;
> + if (ret)
> goto err_fll;
> - }
>
> ret = regmap_write(arizona->regmap, ARIZONA_SYSTEM_CLOCK_1, 0x0144);
> if (ret) {
> @@ -407,11 +405,9 @@ static int wm5102_apply_hardware_patch(struct arizona *arizona)
>
> ret = arizona_poll_reg(arizona, 5, ARIZONA_WRITE_SEQUENCER_CTRL_1,
> ARIZONA_WSEQ_BUSY, 0);
> - if (ret) {
> + if (ret)
> regmap_write(arizona->regmap, ARIZONA_WRITE_SEQUENCER_CTRL_0,
> ARIZONA_WSEQ_ABORT);
> - ret = -ETIMEDOUT;
> - }
>
> err:
> err = arizona_disable_freerun_sysclk(arizona, &state);

--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org â Open source software for ARM SoCs
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