spi: atmel: add missing spi_master_{resume,suspend} calls to PM callbacks

The PM callbacks implemented by the spi-atmel driver don't call
spi_master_{resume,suspend}, fix that.

Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c
index b0842f7..5d7b07f 100644 (file)
--- a/drivers/spi/spi-atmel.c
+++ b/drivers/spi/spi-atmel.c
@@ -1455,6 +1455,14 @@ static int atmel_spi_suspend(struct device *dev)
 {
        struct spi_master       *master = dev_get_drvdata(dev);
        struct atmel_spi        *as = spi_master_get_devdata(master);
+       int ret;
+
+       /* Stop the queue running */
+       ret = spi_master_suspend(master);
+       if (ret) {
+               dev_warn(dev, "cannot suspend master\n");
+               return ret;
+       }
 
        clk_disable_unprepare(as->clk);
        return 0;
@@ -1464,9 +1472,16 @@ static int atmel_spi_resume(struct device *dev)
 {
        struct spi_master       *master = dev_get_drvdata(dev);
        struct atmel_spi        *as = spi_master_get_devdata(master);
+       int ret;
 
        clk_prepare_enable(as->clk);
-       return 0;
+
+       /* Start the queue running */
+       ret = spi_master_resume(master);
+       if (ret)
+               dev_err(dev, "problem starting queue (%d)\n", ret);
+
+       return ret;
 }
 
 static SIMPLE_DEV_PM_OPS(atmel_spi_pm_ops, atmel_spi_suspend, atmel_spi_resume);