From: Miquel Raynal <miquel.ray...@bootlin.com>

[ Upstream commit 40b37136287ba6b34aa2f1f6123f3d6d205dc2f0 ]

Current code expects a single channel to be always used. Fix this
situation by forwarding the number of channels used. Then fix the
derivation of the bdiv clock rate.

Fixes: 96c3bb00239d ("ASoC: tlv320aic32x4: Dynamically Determine Clocking")
Suggested-by: Alexandre Belloni <alexandre.bell...@bootlin.com>
Signed-off-by: Miquel Raynal <miquel.ray...@bootlin.com>
Link: https://lore.kernel.org/r/20200911173140.29984-3-miquel.ray...@bootlin.com
Signed-off-by: Mark Brown <broo...@kernel.org>
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
 sound/soc/codecs/tlv320aic32x4.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/sound/soc/codecs/tlv320aic32x4.c b/sound/soc/codecs/tlv320aic32x4.c
index 68165de1c8dea..7a1ffbaf48be5 100644
--- a/sound/soc/codecs/tlv320aic32x4.c
+++ b/sound/soc/codecs/tlv320aic32x4.c
@@ -662,7 +662,7 @@ static int aic32x4_set_processing_blocks(struct 
snd_soc_component *component,
 }
 
 static int aic32x4_setup_clocks(struct snd_soc_component *component,
-                               unsigned int sample_rate)
+                               unsigned int sample_rate, unsigned int channels)
 {
        u8 aosr;
        u16 dosr;
@@ -750,7 +750,9 @@ static int aic32x4_setup_clocks(struct snd_soc_component 
*component,
                                                        dosr);
 
                                                clk_set_rate(clocks[5].clk,
-                                                       sample_rate * 32);
+                                                       sample_rate * 32 *
+                                                       channels);
+
                                                return 0;
                                        }
                                }
@@ -772,7 +774,8 @@ static int aic32x4_hw_params(struct snd_pcm_substream 
*substream,
        u8 iface1_reg = 0;
        u8 dacsetup_reg = 0;
 
-       aic32x4_setup_clocks(component, params_rate(params));
+       aic32x4_setup_clocks(component, params_rate(params),
+                            params_channels(params));
 
        switch (params_width(params)) {
        case 16:
-- 
2.25.1



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