Re: [PATCH] arm64: dts: qcom: sc7180-trogdor: Fix lpass dai link for HDMI

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Quoting Doug Anderson (2021-08-11 15:28:02)
> Hi,
>
> On Wed, Aug 11, 2021 at 12:47 PM Stephen Boyd <swboyd@xxxxxxxxxxxx> wrote:
> >
> > This should be the dai for display port. Without this set properly we
> > fail to get audio routed through external displays on trogdor. It looks
> > like we picked up v4[1] of this patch when there was a v7[2]. The v7
> > patch still had the wrong sound-dai but at least we can fix all this up
> > and audio works.
> >
> > Cc: V Sujith Kumar Reddy <vsujithk@xxxxxxxxxxxxxx>
> > Cc: Srinivasa Rao Mandadapu <srivasam@xxxxxxxxxxxxxxxx>
> > Cc: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
> > Fixes: b22d313e1772 ("arm64: dts: qcom: sc7180-trogdor: Add lpass dai link for HDMI")
> > Link: https://lore.kernel.org/r/20210721080549.28822-3-srivasam@xxxxxxxxxxxxxxxx [1]
> > Link: https://lore.kernel.org/r/20210726120910.20335-3-srivasam@xxxxxxxxxxxxxx [2]
> > Signed-off-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>
> > ---
> >  arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi | 8 ++++----
> >  1 file changed, 4 insertions(+), 4 deletions(-)
>
> There were other changes between v4 and v7. Do we want to take those
> too? Basically two things discussed in my response to v5 [1].

Will you provide a Reviewed-by if I do? :)

>
> 1. I think we don't need `#sound-dai-cells = <0>;`
>
> 2. It seemed marginally better to call the node `hdmi@5`, not `hdmi-primary@5`.
>
> Also, in case you're comparing to v7, it looks like v7 still had a
> bug, though, that your patch fixes. It still had "sound-dai =
> <&lpass_cpu 2>;"
>
> So confusing!

Thanks. Hopefully v2 is better.



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