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authorUlf Hansson <ulf.hansson@linaro.org>2014-09-19 20:27:38 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-09-22 15:57:40 +0200
commitcb51841397e8e5714cf82a7f91053f6e1fb80d1f (patch)
tree83e983dccb5823b0efae5238e215cadf3bb8c3b0 /drivers/base
parent46420dd73b800f87a19af13af5883855cf38cb08 (diff)
drivercore / platform: Convert to dev_pm_domain_attach|detach()
Previously only the ACPI PM domain was supported by the platform bus. Let's convert to the common attach/detach functions for PM domains, which currently means we are extending the support to include the generic PM domain as well. Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org> Tested-by: Philipp Zabel <p.zabel@pengutronix.de> Reviewed-by: Kevin Hilman <khilman@linaro.org> Reviewed-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/base')
-rw-r--r--drivers/base/platform.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index ab4f4ce02722..904be3dc0908 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -506,11 +506,12 @@ static int platform_drv_probe(struct device *_dev)
if (ret < 0)
return ret;
- acpi_dev_pm_attach(_dev, true);
-
- ret = drv->probe(dev);
- if (ret)
- acpi_dev_pm_detach(_dev, true);
+ ret = dev_pm_domain_attach(_dev, true);
+ if (ret != -EPROBE_DEFER) {
+ ret = drv->probe(dev);
+ if (ret)
+ dev_pm_domain_detach(_dev, true);
+ }
if (drv->prevent_deferred_probe && ret == -EPROBE_DEFER) {
dev_warn(_dev, "probe deferral not supported\n");
@@ -532,7 +533,7 @@ static int platform_drv_remove(struct device *_dev)
int ret;
ret = drv->remove(dev);
- acpi_dev_pm_detach(_dev, true);
+ dev_pm_domain_detach(_dev, true);
return ret;
}
@@ -543,7 +544,7 @@ static void platform_drv_shutdown(struct device *_dev)
struct platform_device *dev = to_platform_device(_dev);
drv->shutdown(dev);
- acpi_dev_pm_detach(_dev, true);
+ dev_pm_domain_detach(_dev, true);
}
/**