[PATCH v4 7/9] spi: core: Convert to dev_pm_domain_attach|detach()
From: Ulf Hansson <hidden>
Date: 2014-09-09 11:36:08
Also in:
linux-acpi, linux-devicetree, linux-pm, linux-spi
Subsystem:
spi subsystem, the rest · Maintainers:
Mark Brown, Linus Torvalds
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. Cc: linux-spi at vger.kernel.org Signed-off-by: Ulf Hansson <redacted> Reviewed-by: Kevin Hilman <redacted> --- 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 ca935df..72a0beb 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