On Fri, Oct 13, 2017 at 12:43:46PM +0200, Lucas Stach wrote:
> The commit [1] which changed imx-pcm-dma to derive the pcm_config from the
Commit 70d435ba1cd6 (...) changed... please
> attached dmaengine introduced a regression on the supported sample formats,
> as imx-sdma doesn't properly advertise all the supported slave bus widths.
>
> Fix this to restore full functionality of the imx sound subsystem.
>
> [1] 70d435ba1cd6 ("ASoC: imx-pcm-dma: simplify pcm_config")
Fixes: 70d435ba1cd6 ... please
> Signed-off-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
> ---
> drivers/dma/imx-sdma.c | 8 ++++++--
> 1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
> index a67ec1bdc4e0..e374183f19d0 100644
> --- a/drivers/dma/imx-sdma.c
> +++ b/drivers/dma/imx-sdma.c
> @@ -1851,8 +1851,12 @@ static int sdma_probe(struct platform_device *pdev)
> sdma->dma_device.device_prep_dma_cyclic = sdma_prep_dma_cyclic;
> sdma->dma_device.device_config = sdma_config;
> sdma->dma_device.device_terminate_all = sdma_disable_channel_with_delay;
> - sdma->dma_device.src_addr_widths = BIT(DMA_SLAVE_BUSWIDTH_4_BYTES);
> - sdma->dma_device.dst_addr_widths = BIT(DMA_SLAVE_BUSWIDTH_4_BYTES);
> + sdma->dma_device.src_addr_widths = BIT(DMA_SLAVE_BUSWIDTH_4_BYTES) |
> + BIT(DMA_SLAVE_BUSWIDTH_2_BYTES) |
> + BIT(DMA_SLAVE_BUSWIDTH_1_BYTE);
> + sdma->dma_device.dst_addr_widths = BIT(DMA_SLAVE_BUSWIDTH_4_BYTES) |
> + BIT(DMA_SLAVE_BUSWIDTH_2_BYTES) |
> + BIT(DMA_SLAVE_BUSWIDTH_1_BYTE);
> sdma->dma_device.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
> sdma->dma_device.residue_granularity = DMA_RESIDUE_GRANULARITY_SEGMENT;
> sdma->dma_device.device_issue_pending = sdma_issue_pending;
> --
> 2.11.0
>
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~Vinod
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