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| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2014-08-07 14:07:43 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2014-08-31 13:41:46 +0100 |
| commit | cdcd565fa0925edf9b80c875fcc84a231c75bd1d (patch) | |
| tree | ae8ce72c0e2f7a4bba88850c471fbb3dc04b1423 /drivers | |
| parent | 3e81b59208fa4697c6c3b6eefb92892b47f8b1e7 (diff) | |
| download | linux-cdcd565fa0925edf9b80c875fcc84a231c75bd1d.tar.gz linux-cdcd565fa0925edf9b80c875fcc84a231c75bd1d.tar.bz2 linux-cdcd565fa0925edf9b80c875fcc84a231c75bd1d.zip | |
spi: sh-msiof: Fix transmit-only DMA transfers
Fix tx/rx mixup, which broke transmit-only transfers.
Introduced by commit 4240305f7cbdc7782aa8bc40cc702775d9ac0839
("spi: sh-msiof: Fix leaking of unused DMA descriptors").
Reported-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/spi/spi-sh-msiof.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/spi/spi-sh-msiof.c b/drivers/spi/spi-sh-msiof.c index 887c2084130f..543075b80f16 100644 --- a/drivers/spi/spi-sh-msiof.c +++ b/drivers/spi/spi-sh-msiof.c @@ -693,9 +693,9 @@ static int sh_msiof_dma_once(struct sh_msiof_spi_priv *p, const void *tx, reinit_completion(&p->done); /* Now start DMA */ - if (tx) - dma_async_issue_pending(p->master->dma_rx); if (rx) + dma_async_issue_pending(p->master->dma_rx); + if (tx) dma_async_issue_pending(p->master->dma_tx); ret = sh_msiof_spi_start(p, rx); |