Commit ba1cab79 authored by Andrey Smirnov's avatar Andrey Smirnov Committed by Vinod Koul
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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: default avatarAndrey 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: default avatarVinod Koul <vkoul@kernel.org>
parent d1b622f6

drivers/dma/fsl-edma.c

+8 −0
Original line number Diff line number Diff line
@@ -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;