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author | Ulf Hansson <ulf.hansson@linaro.org> | 2018-04-26 10:53:03 +0200 |
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committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2018-05-14 22:58:44 +0200 |
commit | 4f688748c958deb947759773be6dffe6b44d084d (patch) | |
tree | f403d602c8e114a33618ba35d36b1ceb22a0de01 /drivers/acpi/device_pm.c | |
parent | b56d9c9135629632faff44cff153784e76b82550 (diff) | |
download | blackbird-op-linux-4f688748c958deb947759773be6dffe6b44d084d.tar.gz blackbird-op-linux-4f688748c958deb947759773be6dffe6b44d084d.zip |
PM / Domains: Check for existing PM domain in dev_pm_domain_attach()
Instead of checking if an existing PM domain pointer has been assigned in
genpd_dev_pm_attach() and acpi_dev_pm_attach(), move the check to the
common path in dev_pm_domain_attach(), thus potentially avoid one
unnecessary check.
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/device_pm.c')
-rw-r--r-- | drivers/acpi/device_pm.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c index 3d96e4da2d98..d00630016176 100644 --- a/drivers/acpi/device_pm.c +++ b/drivers/acpi/device_pm.c @@ -1259,9 +1259,6 @@ int acpi_dev_pm_attach(struct device *dev, bool power_on) if (!adev) return -ENODEV; - if (dev->pm_domain) - return -EEXIST; - /* * Only attach the power domain to the first device if the * companion is shared by multiple. This is to prevent doing power |