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authorUlf Hansson <ulf.hansson@linaro.org>2014-09-19 20:27:41 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-09-22 15:57:40 +0200
commit676e7c257a339b44b8a613be145b22b85cf2ffc4 (patch)
tree16ed7cedadbe923d7311a26808c903b3ab3f3540
parent397a0253527a578fa036d3438ad4909c65d63166 (diff)
downloadblackbird-op-linux-676e7c257a339b44b8a613be145b22b85cf2ffc4.tar.gz
blackbird-op-linux-676e7c257a339b44b8a613be145b22b85cf2ffc4.zip
spi: core: Convert to dev_pm_domain_attach|detach()
Previously only the ACPI PM domain was supported by the spi 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> 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>
-rw-r--r--drivers/spi/spi.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index ca935df80c88..72a0beb1fafa 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -264,10 +264,12 @@ static int spi_drv_probe(struct device *dev)
if (ret)
return ret;
- acpi_dev_pm_attach(dev, true);
- ret = sdrv->probe(to_spi_device(dev));
- if (ret)
- acpi_dev_pm_detach(dev, true);
+ ret = dev_pm_domain_attach(dev, true);
+ if (ret != -EPROBE_DEFER) {
+ ret = sdrv->probe(to_spi_device(dev));
+ if (ret)
+ dev_pm_domain_detach(dev, true);
+ }
return ret;
}
@@ -278,7 +280,7 @@ static int spi_drv_remove(struct device *dev)
int ret;
ret = sdrv->remove(to_spi_device(dev));
- acpi_dev_pm_detach(dev, true);
+ dev_pm_domain_detach(dev, true);
return ret;
}
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