From: Felipe Balbi Date: Wed, 12 Dec 2012 08:45:59 +0000 (+0200) Subject: spi/omap2: disable DMA requests before complete() X-Git-Tag: next-20130218~39^2~32 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=830379e04858098d65c59f07f68be3d73244ae54;p=karo-tx-linux.git 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 Signed-off-by: Grant Likely --- 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,