spi: coldfire-qspi: Enable clock before calling spi_master_resume
This ensures clock has been enabled before calling spi_master_resume().
while at it, also add checking return value of spi_master_suspend and
spi_master_resume because they may fail.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/drivers/spi/spi-coldfire-qspi.c b/drivers/spi/spi-coldfire-qspi.c
index 8d594c6..94d8175 100644
--- a/drivers/spi/spi-coldfire-qspi.c
+++ b/drivers/spi/spi-coldfire-qspi.c
@@ -473,8 +473,11 @@
{
struct spi_master *master = dev_get_drvdata(dev);
struct mcfqspi *mcfqspi = spi_master_get_devdata(master);
+ int ret;
- spi_master_suspend(master);
+ ret = spi_master_suspend(master);
+ if (ret)
+ return ret;
clk_disable(mcfqspi->clk);
@@ -486,11 +489,9 @@
struct spi_master *master = dev_get_drvdata(dev);
struct mcfqspi *mcfqspi = spi_master_get_devdata(master);
- spi_master_resume(master);
-
clk_enable(mcfqspi->clk);
- return 0;
+ return spi_master_resume(master);
}
#endif