RE: [PATCH 00/19] ASoC: fsl_micfil: Driver updates

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Hi

> 
> This series has a bunch of cleanups for the FSL MICFIL driver. There is not
> much chance for regressions in this series as the driver currently can't work
> at all. The MICFIL needs multififo support in the i.MX SDMA engine which is
> added with this series, see 10/19.
> 
> The multififo support is selected in the dma phandle arguments in the device
> tree, the transfer type must be '25' aka IMX_DMATYPE_MULTI_SAI.
> This is set already to 25 in the upstream i.MX8M[NM] dtsi files, but the SDMA
> driver silently ignores unsupported values instead of throwing an error. This
> is fixed in this series and multififo support is added.
> 
> I think the series should go via the ASoC tree, so I'll need an ack from the
> DMA guys for 9/19 and 10/10.

Thanks for this series,  basically I am ok with the fsl_micfil part,
just a comments for sdma change as we have discussed.

Best regards
Wang Shengjiu

> 
> Sascha
> 
> Sascha Hauer (19):
>   ASoC: fsl_micfil: Drop unnecessary register read
>   ASoC: fsl_micfil: Drop unused register read
>   ASoC: fsl_micfil: drop fsl_micfil_set_mclk_rate()
>   ASoC: fsl_micfil: do not define SHIFT/MASK for single bits
>   ASoC: fsl_micfil: use GENMASK to define register bit fields
>   ASoC: fsl_micfil: use clear/set bits
>   ASoC: fsl_micfil: drop error messages from failed register accesses
>   ASoC: fsl_micfil: drop unused variables
>   dma: imx-sdma: error out on unsupported transfer types
>   dma: imx-sdma: Add multi fifo support
>   ASoC: fsl_micfil: add multi fifo support
>   ASoC: fsl_micfil: use define for OSR default value
>   ASoC: fsl_micfil: Drop get_pdm_clk()
>   ASoC: fsl_micfil: simplify clock setting
>   ASoC: fsl_micfil: rework quality setting
>   ASoC: fsl_micfil: drop unused include
>   ASoC: fsl_micfil: drop only once used defines
>   ASoC: fsl_micfil: drop support for undocumented property
>   ASoC: fsl_micfil: fold fsl_set_clock_params() into its only user
> 
>  drivers/dma/imx-sdma.c                |  71 ++++-
>  include/linux/platform_data/dma-imx.h |   7 +
>  sound/soc/fsl/fsl_micfil.c            | 368 +++++++++-----------------
>  sound/soc/fsl/fsl_micfil.h            | 269 +++++--------------
>  4 files changed, 265 insertions(+), 450 deletions(-)
> 
> --
> 2.30.2





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