Re: [PATCH 3/7] ASoC: codecs: tx-macro: Change mic control registers to volatile

From: Srinivas Kandagatla
Date: Mon Sep 20 2021 - 09:25:04 EST




On 20/09/2021 08:35, Srinivasa Rao Mandadapu wrote:
Update amic and dmic related tx macro control registers to volatile

Fixes: c39667ddcfc5 (ASoC: codecs: lpass-tx-macro: add support for lpass tx macro)

Signed-off-by: Venkata Prasad Potturu <potturu@xxxxxxxxxxxxxx>
Signed-off-by: Srinivasa Rao Mandadapu <srivasam@xxxxxxxxxxxxxx>
---
sound/soc/codecs/lpass-tx-macro.c | 13 +++++++++++++
1 file changed, 13 insertions(+)

diff --git a/sound/soc/codecs/lpass-tx-macro.c b/sound/soc/codecs/lpass-tx-macro.c
index 9273724..e65b592 100644
--- a/sound/soc/codecs/lpass-tx-macro.c
+++ b/sound/soc/codecs/lpass-tx-macro.c
@@ -423,6 +423,13 @@ static bool tx_is_volatile_register(struct device *dev, unsigned int reg)
case CDC_TX_TOP_CSR_SWR_DMIC1_CTL:
case CDC_TX_TOP_CSR_SWR_DMIC2_CTL:
case CDC_TX_TOP_CSR_SWR_DMIC3_CTL:
+ case CDC_TX_TOP_CSR_SWR_AMIC0_CTL:
+ case CDC_TX_TOP_CSR_SWR_AMIC1_CTL:
+ case CDC_TX_CLK_RST_CTRL_MCLK_CONTROL:
+ case CDC_TX_CLK_RST_CTRL_FS_CNT_CONTROL:
+ case CDC_TX_CLK_RST_CTRL_SWR_CONTROL:
+ case CDC_TX_TOP_CSR_SWR_CTRL:
+ case CDC_TX0_TX_PATH_SEC7:

Why are these marked as Volatile?
Can you provide some details on the issue that you are seeing?

--srini


return true;
}
return false;
@@ -1674,6 +1681,12 @@ static int tx_macro_component_probe(struct snd_soc_component *comp)
snd_soc_component_update_bits(comp, CDC_TX0_TX_PATH_SEC7, 0x3F,
0x0A);
+ snd_soc_component_update_bits(comp, CDC_TX_TOP_CSR_SWR_AMIC0_CTL, 0xFF, 0x00);
+ snd_soc_component_update_bits(comp, CDC_TX_TOP_CSR_SWR_AMIC1_CTL, 0xFF, 0x00);
+ snd_soc_component_update_bits(comp, CDC_TX_TOP_CSR_SWR_DMIC0_CTL, 0xFF, 0x00);
+ snd_soc_component_update_bits(comp, CDC_TX_TOP_CSR_SWR_DMIC1_CTL, 0xFF, 0x00);
+ snd_soc_component_update_bits(comp, CDC_TX_TOP_CSR_SWR_DMIC2_CTL, 0xFF, 0x00);
+ snd_soc_component_update_bits(comp, CDC_TX_TOP_CSR_SWR_DMIC3_CTL, 0xFF, 0x00);
return 0;
}