Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit ac850cc7 authored by Maxime Ripard's avatar Maxime Ripard Committed by Vinod Koul
Browse files

dmaengine: moxart: Split device_control 



Split the device_control callback of the Moxart DMA driver to make use of the
newly introduced callbacks, that will eventually be used to retrieve slave
capabilities.

Signed-off-by: default avatarMaxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent f43a6fd4

drivers/dma/moxart-dma.c

+2 −23
Original line number Diff line number Diff line
@@ -263,28 +263,6 @@ static int moxart_slave_config(struct dma_chan *chan, 
	return 0;

}



static int moxart_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd,

			  unsigned long arg)

{

	int ret = 0;



	switch (cmd) {

	case DMA_PAUSE:

	case DMA_RESUME:

		return -EINVAL;

	case DMA_TERMINATE_ALL:

		moxart_terminate_all(chan);

		break;

	case DMA_SLAVE_CONFIG:

		ret = moxart_slave_config(chan, (struct dma_slave_config *)arg);

		break;

	default:

		ret = -ENOSYS;

	}



	return ret;

}



static struct dma_async_tx_descriptor *moxart_prep_slave_sg(

	struct dma_chan *chan, struct scatterlist *sgl,

	unsigned int sg_len, enum dma_transfer_direction dir,
@@ -531,7 +509,8 @@ static void moxart_dma_init(struct dma_device *dma, struct device *dev) 
	dma->device_free_chan_resources		= moxart_free_chan_resources;

	dma->device_issue_pending		= moxart_issue_pending;

	dma->device_tx_status			= moxart_tx_status;

	dma->device_control			= moxart_control;

	dma->device_config			= moxart_slave_config;

	dma->device_terminate_all		= moxart_terminate_all;

	dma->dev				= dev;



	INIT_LIST_HEAD(&dma->channels);