summaryrefslogtreecommitdiffstats
path: root/drivers/spi/spi-fsl-spi.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2011-10-04 11:08:16 +0200
committerIngo Molnar <mingo@elte.hu>2011-10-04 11:09:08 +0200
commit22f92bacbeea24b20e447444c28e7cad9f1ac3f8 (patch)
tree5c3f2346804a186aa2d954f078fd2f4d44bcc26e /drivers/spi/spi-fsl-spi.c
parent557ab425429a5123d37f412ce3e6d6137cb621f8 (diff)
parent0f86267b79bc6e357b8606077c7f70239045ea9c (diff)
Merge branch 'linus' into sched/core
Merge reason: pick up the latest fixes. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/spi/spi-fsl-spi.c')
-rw-r--r--drivers/spi/spi-fsl-spi.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c
index d2407558773..24cacff5778 100644
--- a/drivers/spi/spi-fsl-spi.c
+++ b/drivers/spi/spi-fsl-spi.c
@@ -825,6 +825,9 @@ static void fsl_spi_cpm_free(struct mpc8xxx_spi *mspi)
{
struct device *dev = mspi->dev;
+ if (!(mspi->flags & SPI_CPM_MODE))
+ return;
+
dma_unmap_single(dev, mspi->dma_dummy_rx, SPI_MRBLR, DMA_FROM_DEVICE);
dma_unmap_single(dev, mspi->dma_dummy_tx, PAGE_SIZE, DMA_TO_DEVICE);
cpm_muram_free(cpm_muram_offset(mspi->tx_bd));