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SubjectRe: [PATCH 1/2] soc: qcom: rpmhpd: Use corner in power_off
On 2021-07-03 06:24, Bjorn Andersson wrote:
> rpmhpd_aggregate_corner() takes a corner as parameter, but in
> rpmhpd_power_off() the code requests the level of the first corner
> instead.
>
> In all (known) current cases the first corner has level 0, so this
> change should be a nop, but in case that there's a power domain with a
> non-zero lowest level this makes sure that rpmhpd_power_off() actually
> requests the lowest level - which is the closest to "power off" we can
> get.
>
> While touching the code, also skip the unnecessary zero-initialization
> of "ret".
>
> Fixes: 279b7e8a62cc ("soc: qcom: rpmhpd: Add RPMh power domain driver")
> Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Reviewed-by: Sibi Sankar <sibis@codeaurora.org>
Tested-by: Sibi Sankar <sibis@codeaurora.org>

> ---
> drivers/soc/qcom/rpmhpd.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/soc/qcom/rpmhpd.c b/drivers/soc/qcom/rpmhpd.c
> index 2daa17ba54a3..fa209b479ab3 100644
> --- a/drivers/soc/qcom/rpmhpd.c
> +++ b/drivers/soc/qcom/rpmhpd.c
> @@ -403,12 +403,11 @@ static int rpmhpd_power_on(struct
> generic_pm_domain *domain)
> static int rpmhpd_power_off(struct generic_pm_domain *domain)
> {
> struct rpmhpd *pd = domain_to_rpmhpd(domain);
> - int ret = 0;
> + int ret;
>
> mutex_lock(&rpmhpd_lock);
>
> - ret = rpmhpd_aggregate_corner(pd, pd->level[0]);
> -
> + ret = rpmhpd_aggregate_corner(pd, 0);
> if (!ret)
> pd->enabled = false;

--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project.

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