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pmdomain: rockchip: cleanup mutex handling in rockchip_pd_power

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Use the cleanup infrastructure to handle the mutex, which
slightly improve code readability for this function.

Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Tested-by: Adrian Larumbe <adrian.larumbe@collabora.com> # On Rock 5B
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20250220-rk3588-gpu-pwr-domain-regulator-v6-2-a4f9c24e5b81@kernel.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Sebastian Reichel 2025-02-20 19:58:05 +01:00 committed by Ulf Hansson
parent 53d956d60c
commit 83b2fbac89
1 changed files with 1 additions and 3 deletions
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4
drivers/pmdomain/rockchip/pm-domains.c
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@ -583,13 +583,12 @@ static int rockchip_pd_power(struct rockchip_pm_domain *pd, bool power_on)
struct rockchip_pmu *pmu = pd->pmu;
int ret;
mutex_lock(&pmu->mutex);
guard(mutex)(&pmu->mutex);
if (rockchip_pmu_domain_is_on(pd) != power_on) {
ret = clk_bulk_enable(pd->num_clks, pd->clks);
if (ret < 0) {
dev_err(pmu->dev, "failed to enable clocks\n");
mutex_unlock(&pmu->mutex);
return ret;
}
@ -615,7 +614,6 @@ static int rockchip_pd_power(struct rockchip_pm_domain *pd, bool power_on)
clk_bulk_disable(pd->num_clks, pd->clks);
}
mutex_unlock(&pmu->mutex);
return 0;
}