From: Marcus Cooper <codekipper@xxxxxxxxx>
Bypass the regmap cache when flushing or reading the i2s FIFOs.
Signed-off-by: Marcus Cooper <codekipper@xxxxxxxxx>
Signed-off-by: Clément Péron <peron.clem@xxxxxxxxx>
---
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 bc7f9343bc7a..d7484c7e8fa2 100644
--- a/sound/soc/sunxi/sun4i-i2s.c
+++ b/sound/soc/sunxi/sun4i-i2s.c
@@ -1120,7 +1120,10 @@ static bool sun4i_i2s_wr_reg(struct device *dev, unsigned int reg)
static bool sun4i_i2s_volatile_reg(struct device *dev, unsigned int reg)
{
switch (reg) {
+ case SUN4I_I2S_FIFO_CTRL_REG:
case SUN4I_I2S_FIFO_RX_REG:
+ case SUN4I_I2S_FIFO_STA_REG:
+ case SUN4I_I2S_FIFO_TX_REG:
case SUN4I_I2S_INT_STA_REG:
case SUN4I_I2S_RX_CNT_REG:
case SUN4I_I2S_TX_CNT_REG:
--
2.25.1
