OpenE2K
/
linux
6
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

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>
This commit is contained in:
Wenyou Yang 2014-03-05 11:29:01 +08:00 committed by Mark Brown
parent 38dbfb59d1
commit ba938f3a29
1 changed files with 16 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
drivers/spi/spi-atmel.c
View File

@ -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);