On Fri, Jul 05, 2024 at 06:57:34PM +0800, zheng.dongxiong wrote: > Two or more chunks are used in a transfer, > Consumer cycle only needs to be set on the first transfer. > Can you please reference the section of the spec that mentions this behavior? - Mani > Signed-off-by: zheng.dongxiong <zheng.dongxiong@xxxxxxxxxxx> > --- > drivers/dma/dw-edma/dw-hdma-v0-core.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git a/drivers/dma/dw-edma/dw-hdma-v0-core.c b/drivers/dma/dw-edma/dw-hdma-v0-core.c > index 10e8f0715..d77051d1e 100644 > --- a/drivers/dma/dw-edma/dw-hdma-v0-core.c > +++ b/drivers/dma/dw-edma/dw-hdma-v0-core.c > @@ -262,10 +262,10 @@ static void dw_hdma_v0_core_start(struct dw_edma_chunk *chunk, bool first) > lower_32_bits(chunk->ll_region.paddr)); > SET_CH_32(dw, chan->dir, chan->id, llp.msb, > upper_32_bits(chunk->ll_region.paddr)); > + /* Set consumer cycle */ > + SET_CH_32(dw, chan->dir, chan->id, cycle_sync, > + HDMA_V0_CONSUMER_CYCLE_STAT | HDMA_V0_CONSUMER_CYCLE_BIT); > } > - /* Set consumer cycle */ > - SET_CH_32(dw, chan->dir, chan->id, cycle_sync, > - HDMA_V0_CONSUMER_CYCLE_STAT | HDMA_V0_CONSUMER_CYCLE_BIT); > > dw_hdma_v0_sync_ll_data(chunk); > > -- > 2.34.1 > -- மணிவண்ணன் சதாசிவம்
