[PATCH v3 51/59] dmaengine: fsl-edma: Declare slave capabilities for the generic code

Maxime Ripard
2014-10-22T15:55:39Z

Now that the generic slave caps code can make use of the device assigned
capabilities, instead of relying on a callback to be implemented.

Make use of this code.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
drivers/dma/fsl-edma.c | 18 +++++-------------
1 file changed, 5 insertions(+), 13 deletions(-)

diff --git a/drivers/dma/fsl-edma.c b/drivers/dma/fsl-edma.c
index b5b7474f8859..2d76a2fad3f7 100644
--- a/drivers/dma/fsl-edma.c
+++ b/drivers/dma/fsl-edma.c
@@ -784,18 +784,6 @@ static void fsl_edma_free_chan_resources(struct dma_chan *chan)
fsl_chan->tcd_pool = NULL;
}

-static int fsl_dma_device_slave_caps(struct dma_chan *dchan,
- struct dma_slave_caps *caps)
-{
- caps->src_addr_widths = FSL_EDMA_BUSWIDTHS;
- caps->dst_addr_widths = FSL_EDMA_BUSWIDTHS;
- caps->directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
- caps->cmd_pause = true;
- caps->cmd_terminate = true;
-
- return 0;
-}
-
static int
fsl_edma_irq_init(struct platform_device *pdev, struct fsl_edma_engine *fsl_edma)
{
@@ -926,7 +914,11 @@ static int fsl_edma_probe(struct platform_device *pdev)
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_issue_pending = fsl_edma_issue_pending;
- fsl_edma->dma_dev.device_slave_caps = fsl_dma_device_slave_caps;
+
+ fsl_edma->dma_dev.src_addr_widths = FSL_EDMA_BUSWIDTHS;
+ fsl_edma->dma_dev.dst_addr_widths = FSL_EDMA_BUSWIDTHS;
+ fsl_edma->dma_dev.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
+ fsl_edma->dma_dev.generic_slave_caps = true;

platform_set_drvdata(pdev, fsl_edma);

--
2.1.1