diff options
| author | Andrey Smirnov <andrew.smirnov@gmail.com> | 2019-07-31 10:36:59 -0700 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2019-08-08 19:01:58 +0530 |
| commit | ba1cab79cfc629f7238a26e040545ca394cd695f (patch) | |
| tree | ca4bd360c7d31364daf51a73d4964b311d8c597e /drivers/dma | |
| parent | d1b622f68daf6c9f1abed360428e5a8f22063f99 (diff) | |
dmaengine: fsl-edma: implement .device_synchronize callback
Implement .device_synchronize callback in order to be able to use
dmaengine_terminate_sync() and other primitives relying on said
callback.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: Stefan Agner <stefan@agner.ch>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Vinod Koul <vkoul@kernel.org>
Cc: linux-imx@nxp.com
Cc: dmaengine@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Link: https://lore.kernel.org/r/20190731173659.14778-1-andrew.smirnov@gmail.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/fsl-edma.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/dma/fsl-edma.c b/drivers/dma/fsl-edma.c index dfce75c2991b..b626c06ac2e0 100644 --- a/drivers/dma/fsl-edma.c +++ b/drivers/dma/fsl-edma.c @@ -20,6 +20,13 @@ #include "fsl-edma-common.h" +static void fsl_edma_synchronize(struct dma_chan *chan) +{ + struct fsl_edma_chan *fsl_chan = to_fsl_edma_chan(chan); + + vchan_synchronize(&fsl_chan->vchan); +} + static irqreturn_t fsl_edma_tx_handler(int irq, void *dev_id) { struct fsl_edma_engine *fsl_edma = dev_id; @@ -363,6 +370,7 @@ static int fsl_edma_probe(struct platform_device *pdev) fsl_edma->dma_dev.device_pause = fsl_edma_pause; fsl_edma->dma_dev.device_resume = fsl_edma_resume; fsl_edma->dma_dev.device_terminate_all = fsl_edma_terminate_all; + fsl_edma->dma_dev.device_synchronize = fsl_edma_synchronize; fsl_edma->dma_dev.device_issue_pending = fsl_edma_issue_pending; fsl_edma->dma_dev.src_addr_widths = FSL_EDMA_BUSWIDTHS; |