Hi
> From: Jiada Wang <jiada_wang@xxxxxxxxxx>
>
> Currently each SSI unit's busif dma address is calculated by
> following calculation formula:
> 0xec540000 + 0x1000 * id + busif / 4 * 0xA000 + busif % 4 * 0x400
>
> But according to R-Car3 HW manual 41.1.4 Register Configuration,
> ssi9 4/5/6/7 busif data register address
> (SSI9_4_BUSIF/SSI9_5_BUSIF/SSI9_6_BUSIF/SSI9_7_BUSIF)
> are out of this rule.
>
> This patch updates the calculation formula to correct
> ssi9 4/5/6/7 busif data register address.
>
> Fixes: 5e45a6fab3b9 ("ASoc: rsnd: dma: Calculate dma address with consider of BUSIF")
> Signed-off-by: Jiada Wang <jiada_wang@xxxxxxxxxx>
> Signed-off-by: Timo Wischer <twischer@xxxxxxxxxxxxxx>
> [erosca: minor improvements in commit description]
> Cc: Andrew Gabbasov <andrew_gabbasov@xxxxxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx # v4.20+
> Signed-off-by: Eugeniu Rosca <erosca@xxxxxxxxxxxxxx>
> ---
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
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