Re: [PATCH 2/4] DW DMAC: add is-memcpu property to device tree
From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: 2016-11-16 15:14:02
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On Wed, 2016-11-16 at 16:56 +0300, Eugeniy Paltsev wrote:
Memory-to-memory dma transfers were disabled by default if we used DT to cofigure DMAC. Add is-memcpu property, so it became possible to enable memory-to-memory transfers support via DT.
Fix "memcpu" to "memcpy" everywhere you use it.
quoted hunk ↗ jump to hunk
Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com> --- drivers/dma/dw/platform.c | 3 +++ 1 file changed, 3 insertions(+)diff --git a/drivers/dma/dw/platform.c b/drivers/dma/dw/platform.c index 4103f1d..daeceac 100644 --- a/drivers/dma/dw/platform.c +++ b/drivers/dma/dw/platform.c@@ -131,6 +131,9 @@ dw_dma_parse_dt(struct platform_device *pdev)else if (of_property_read_bool(np, "is-private")) pdata->is_private = true; + if (of_property_read_bool(np, "is-memcpu")) + pdata->is_memcpy = true; + if (!of_property_read_u32(np, "chan_allocation_order", &tmp)) pdata->chan_allocation_order = (unsigned char)tmp;
-- Andy Shevchenko [off-list ref] Intel Finland Oy