Clément, On 9/3/20 3:30 PM, Clément Péron wrote: > From: Marcus Cooper <codekip...@gmail.com> > > Some codecs such as i2s based HDMI audio and the Pine64 DAC require > a different amount of bit clocks per frame than what is calculated > by the sample width. Use the values obtained by the tdm slot bindings > to adjust the LRCLK width accordingly. > > Signed-off-by: Marcus Cooper <codekip...@gmail.com> > Signed-off-by: Clément Péron <peron.c...@gmail.com> > Acked-by: Maxime Ripard <max...@cerno.tech> > --- > sound/soc/sunxi/sun4i-i2s.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/sound/soc/sunxi/sun4i-i2s.c b/sound/soc/sunxi/sun4i-i2s.c > index acf24f512f2c..1b4482b0f4af 100644 > --- a/sound/soc/sunxi/sun4i-i2s.c > +++ b/sound/soc/sunxi/sun4i-i2s.c > @@ -478,6 +478,9 @@ static int sun8i_i2s_set_chan_cfg(const struct sun4i_i2s > *i2s, > return -EINVAL; > } > > + if (i2s->slot_width) > + lrck_period = i2s->slot_width; > +
Same as patch 2, this duplicates logic in sun4i_i2s_hw_params, and would need to be multiplied by `slots` for PCM (DSP_A/B) mode. Regards, Samuel > regmap_update_bits(i2s->regmap, SUN4I_I2S_FMT0_REG, > SUN8I_I2S_FMT0_LRCK_PERIOD_MASK, > SUN8I_I2S_FMT0_LRCK_PERIOD(lrck_period)); >
