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authorAxel Lin <axel.lin@ingics.com>2014-02-14 12:49:12 +0800
committerMark Brown <broonie@linaro.org>2014-03-05 11:51:02 +0800
commit017145fef567430789e40f6a22a90ce2a766370b (patch)
treed827a156c9f6defa5d1934df1dafce6b7c5534ce
parent38dbfb59d1175ef458d006556061adeaa8751b72 (diff)
downloadlinux-017145fef567430789e40f6a22a90ce2a766370b.tar.gz
spi: fsl-dspi: Fix getting correct address for master
Current code set platform drvdata to dspi. However, the code in dspi_suspend() and dspi_resume() assumes the drvdata is the address of master. Fix it by setting platform drvdata to master. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@linaro.org> Cc: stable@vger.kernel.org
-rw-r--r--drivers/spi/spi-fsl-dspi.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c
index ec79f726672a..a25392065d9b 100644
--- a/drivers/spi/spi-fsl-dspi.c
+++ b/drivers/spi/spi-fsl-dspi.c
@@ -420,7 +420,6 @@ static int dspi_suspend(struct device *dev)
static int dspi_resume(struct device *dev)
{
-
struct spi_master *master = dev_get_drvdata(dev);
struct fsl_dspi *dspi = spi_master_get_devdata(master);
@@ -504,7 +503,7 @@ static int dspi_probe(struct platform_device *pdev)
clk_prepare_enable(dspi->clk);
init_waitqueue_head(&dspi->waitq);
- platform_set_drvdata(pdev, dspi);
+ platform_set_drvdata(pdev, master);
ret = spi_bitbang_start(&dspi->bitbang);
if (ret != 0) {
@@ -525,7 +524,8 @@ out_master_put:
static int dspi_remove(struct platform_device *pdev)
{
- struct fsl_dspi *dspi = platform_get_drvdata(pdev);
+ struct spi_master *master = platform_get_drvdata(pdev);
+ struct fsl_dspi *dspi = spi_master_get_devdata(master);
/* Disconnect from the SPI framework */
spi_bitbang_stop(&dspi->bitbang);