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Diffstat (limited to 'drivers/spi/spi-pxa2xx-pci.c')
-rw-r--r--drivers/spi/spi-pxa2xx-pci.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/spi/spi-pxa2xx-pci.c b/drivers/spi/spi-pxa2xx-pci.c
index 616d032f1a89..cc8dcf782399 100644
--- a/drivers/spi/spi-pxa2xx-pci.c
+++ b/drivers/spi/spi-pxa2xx-pci.c
@@ -11,6 +11,7 @@
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/pm.h>
+#include <linux/pm_runtime.h>
#include <linux/sprintf.h>
#include <linux/string.h>
#include <linux/types.h>
@@ -297,11 +298,23 @@ static int pxa2xx_spi_pci_probe(struct pci_dev *dev,
return ret;
ssp->irq = pci_irq_vector(dev, 0);
- return pxa2xx_spi_probe(&dev->dev, ssp);
+ ret = pxa2xx_spi_probe(&dev->dev, ssp, pdata);
+ if (ret)
+ return ret;
+
+ pm_runtime_set_autosuspend_delay(&dev->dev, 50);
+ pm_runtime_use_autosuspend(&dev->dev);
+ pm_runtime_put_autosuspend(&dev->dev);
+ pm_runtime_allow(&dev->dev);
+
+ return 0;
}
static void pxa2xx_spi_pci_remove(struct pci_dev *dev)
{
+ pm_runtime_forbid(&dev->dev);
+ pm_runtime_get_noresume(&dev->dev);
+
pxa2xx_spi_remove(&dev->dev);
}