[PATCH 7/9] spi: core: Convert to dev_pm_domain_attach|detach()
Ulf Hansson
ulf.hansson at linaro.org
Tue Aug 26 05:07:15 PDT 2014
Previously only the ACPI power domain was supported by the i2c bus.
Let's convert to the common attach/detach functions for power domains,
which currently means we are extending the support to include the
generic power domain as well.
Cc: linux-spi at vger.kernel.org
Signed-off-by: Ulf Hansson <ulf.hansson at linaro.org>
---
drivers/spi/spi.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index e0531ba..6a7b0cc 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;
}
--
1.9.1
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