提交 dfecd3df 编写于 作者: D Dmitry Osipenko 提交者: Zheng Zengkai

soc/tegra: pmc: Fix imbalanced clock disabling in error code path

stable inclusion
from stable-5.10.80
commit 1e49a79bc312571093ba0dbd7f9df490c7afee22
bugzilla: 185821 https://gitee.com/openeuler/kernel/issues/I4L7CG

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=1e49a79bc312571093ba0dbd7f9df490c7afee22

--------------------------------

commit 19221e30 upstream.

The tegra_powergate_power_up() has a typo in the error code path where it
will try to disable clocks twice, fix it. In practice that error never
happens, so this is a minor correction.

Tested-by: Peter Geis <pgwipeout@gmail.com> # Ouya T30
Tested-by: Nicolas Chauvet <kwizart@gmail.com> # PAZ00 T20 and TK1 T124
Tested-by: Matt Merhar <mattmerhar@protonmail.com> # Ouya T30
Signed-off-by: NDmitry Osipenko <digetx@gmail.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Anders Roxell <anders.roxell@linaro.org>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: NChen Jun <chenjun102@huawei.com>
Reviewed-by: NWeilong Chen <chenweilong@huawei.com>
Acked-by: NWeilong Chen <chenweilong@huawei.com>
Signed-off-by: NChen Jun <chenjun102@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>
上级 d95f2113
...@@ -693,7 +693,7 @@ static int tegra_powergate_power_up(struct tegra_powergate *pg, ...@@ -693,7 +693,7 @@ static int tegra_powergate_power_up(struct tegra_powergate *pg,
err = tegra_powergate_enable_clocks(pg); err = tegra_powergate_enable_clocks(pg);
if (err) if (err)
goto disable_clks; goto powergate_off;
usleep_range(10, 20); usleep_range(10, 20);
......
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