From: Yan Wang yan.wang@linux.intel.com

"chan_size" is used for calculation of DMA register offset. It must be set otherwise only the first channel is available.

Signed-off-by: Yan Wang yan.wang@linux.intel.com --- src/platform/cannonlake/dma.c | 4 ++++ 1 file changed, 4 insertions(+)

diff --git a/src/platform/cannonlake/dma.c b/src/platform/cannonlake/dma.c index 59e0fc7..b77f1d2 100644 --- a/src/platform/cannonlake/dma.c +++ b/src/platform/cannonlake/dma.c @@ -136,6 +136,7 @@ static struct dma dma[] = { .base = GTW_HOST_IN_STREAM_BASE(0), .channels = 7, .irq = IRQ_EXT_HOST_DMA_IN_LVL3(0, 0), + .chan_size = GTW_HOST_IN_STREAM_SIZE, }, .ops = &hda_host_dma_ops, }, @@ -145,6 +146,7 @@ static struct dma dma[] = { .base = GTW_HOST_OUT_STREAM_BASE(0), .channels = 9, .irq = IRQ_EXT_HOST_DMA_OUT_LVL3(0, 0), + .chan_size = GTW_HOST_OUT_STREAM_SIZE, }, .ops = &hda_host_dma_ops, }, @@ -154,6 +156,7 @@ static struct dma dma[] = { .base = GTW_LINK_IN_STREAM_BASE(0), .channels = 9, .irq = IRQ_EXT_LINK_DMA_IN_LVL4(0, 0), + .chan_size = GTW_LINK_IN_STREAM_SIZE, }, .ops = &hda_link_dma_ops, }, @@ -163,6 +166,7 @@ static struct dma dma[] = { .base = GTW_LINK_OUT_STREAM_BASE(0), .channels = 7, .irq = IRQ_EXT_LINK_DMA_OUT_LVL4(0, 0), + .chan_size = GTW_LINK_OUT_STREAM_SIZE, }, .ops = &hda_link_dma_ops, },};