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authorFelipe Balbi <balbi@ti.com>2012-12-12 10:45:59 +0200
committerGrant Likely <grant.likely@secretlab.ca>2013-02-05 12:26:57 +0000
commit830379e04858098d65c59f07f68be3d73244ae54 (patch)
treefc54aefda3af27fa7997e67d7f856d31e842b80f
parent88b62b915b0b7e25870eb0604ed9a92ba4bfc9f7 (diff)
spi/omap2: disable DMA requests before complete()
No actual errors have been found for completing before disabling DMA request lines, but it just looks more semantically correct that on our DMA callback we quiesce the whole thing before stating transfer is finished. Signed-off-by: Felipe Balbi <balbi@ti.com> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
-rw-r--r--drivers/spi/spi-omap2-mcspi.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c
index b610f522ca44..68446dbd5545 100644
--- a/drivers/spi/spi-omap2-mcspi.c
+++ b/drivers/spi/spi-omap2-mcspi.c
@@ -298,10 +298,10 @@ static void omap2_mcspi_rx_callback(void *data)
struct omap2_mcspi *mcspi = spi_master_get_devdata(spi->master);
struct omap2_mcspi_dma *mcspi_dma = &mcspi->dma_channels[spi->chip_select];
- complete(&mcspi_dma->dma_rx_completion);
-
/* We must disable the DMA RX request */
omap2_mcspi_set_dma_req(spi, 1, 0);
+
+ complete(&mcspi_dma->dma_rx_completion);
}
static void omap2_mcspi_tx_callback(void *data)
@@ -310,10 +310,10 @@ static void omap2_mcspi_tx_callback(void *data)
struct omap2_mcspi *mcspi = spi_master_get_devdata(spi->master);
struct omap2_mcspi_dma *mcspi_dma = &mcspi->dma_channels[spi->chip_select];
- complete(&mcspi_dma->dma_tx_completion);
-
/* We must disable the DMA TX request */
omap2_mcspi_set_dma_req(spi, 0, 0);
+
+ complete(&mcspi_dma->dma_tx_completion);
}
static void omap2_mcspi_tx_dma(struct spi_device *spi,