Commit e9c8d7a0 authored by Guennadi Liakhovetski's avatar Guennadi Liakhovetski Committed by Vinod Koul

dma: sh_dma: not all SH DMAC implementations support MEMCPY

Add a flag to allow platforms to specify, whether a DMAC instance supports
the MEMCPY operation. To avoid regressions, preserve the current default.
Signed-off-by: default avatarGuennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: default avatarPaul Mundt <lethal@linux-sh.org>
Signed-off-by: default avatarVinod Koul <vinod.koul@linux.intel.com>
parent a5044cdd
......@@ -1262,7 +1262,8 @@ static int __init sh_dmae_probe(struct platform_device *pdev)
INIT_LIST_HEAD(&shdev->common.channels);
dma_cap_set(DMA_MEMCPY, shdev->common.cap_mask);
if (!pdata->slave_only)
dma_cap_set(DMA_MEMCPY, shdev->common.cap_mask);
if (pdata->slave && pdata->slave_num)
dma_cap_set(DMA_SLAVE, shdev->common.cap_mask);
......
......@@ -70,6 +70,7 @@ struct sh_dmae_pdata {
unsigned int needs_tend_set:1;
unsigned int no_dmars:1;
unsigned int chclr_present:1;
unsigned int slave_only:1;
};
/* DMA register */
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment