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dw-dma: fix dsp local memory mapping issue 

for DMA controller, we need mask dsp local memory before
setting it to DMAC registers, otherwise, DMAC will locate
to wrong memory address.

Signed-off-by: Keyon Jie <yang.jie@linux.intel.com>
This commit is contained in:
Keyon Jie 2016-12-08 21:50:27 +08:00 committed by Liam Girdwood
parent 5ffc92087a
commit 05af7a8a8a
1 changed files with 4 additions and 4 deletions
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8
src/drivers/dw-dma.c
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@ -633,15 +633,15 @@ static int dw_dma_set_config(struct dma *dma, int channel,
case DMA_DIR_MEM_TO_MEM:
lli_desc->ctrl_lo |= DW_CTLL_FC_M2M;
lli_desc->ctrl_lo |= DW_CTLL_SRC_INC | DW_CTLL_DST_INC;
lli_desc->sar = (uint32_t)sg_elem->src;
lli_desc->dar = (uint32_t)sg_elem->dest;
lli_desc->sar = (uint32_t)sg_elem->src | PLATFORM_HOST_DMA_MASK;
lli_desc->dar = (uint32_t)sg_elem->dest | PLATFORM_HOST_DMA_MASK;
break;
case DMA_DIR_MEM_TO_DEV:
lli_desc->ctrl_lo |= DW_CTLL_FC_M2P;
lli_desc->ctrl_lo |= DW_CTLL_SRC_INC | DW_CTLL_DST_FIX;
p->chan[channel].cfg_hi |=
DW_CFGH_DST_PER(config->dest_dev);
lli_desc->sar = (uint32_t)sg_elem->src;
lli_desc->sar = (uint32_t)sg_elem->src | PLATFORM_HOST_DMA_MASK;
lli_desc->dar = (uint32_t)sg_elem->dest;
break;
case DMA_DIR_DEV_TO_MEM:
@ -650,7 +650,7 @@ static int dw_dma_set_config(struct dma *dma, int channel,
p->chan[channel].cfg_hi |=
DW_CFGH_SRC_PER(config->src_dev);
lli_desc->sar = (uint32_t)sg_elem->src;
lli_desc->dar = (uint32_t)sg_elem->dest;
lli_desc->dar = (uint32_t)sg_elem->dest | PLATFORM_HOST_DMA_MASK;
break;
case DMA_DIR_DEV_TO_DEV:
lli_desc->ctrl_lo |= DW_CTLL_FC_P2P;