diff options
| author | Srinivas Kandagatla <srinivas.kandagatla@linaro.org> | 2023-02-09 12:28:05 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2023-02-09 14:03:32 +0000 |
| commit | ddffe3b82849ba2774d7a06fbe1cc7e83378c4d2 (patch) | |
| tree | b24c88c2f898ae017be0dd07ae9465a48f402e9c /sound/soc/codecs/lpass-tx-macro.c | |
| parent | e7621434378c40b62ef858c14ae6415fb6469a8e (diff) | |
| download | lwn-ddffe3b82849ba2774d7a06fbe1cc7e83378c4d2.tar.gz lwn-ddffe3b82849ba2774d7a06fbe1cc7e83378c4d2.zip | |
ASoC: codecs: lpass: do not reset soundwire block on clk enable
resetting soundwire block will put the slaves out of sync and result
in re-enumeration during fsgen disable/enable path this is totally
unnecessary and resulting fifo overflows.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20230209122806.18923-8-srinivas.kandagatla@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/lpass-tx-macro.c')
| -rw-r--r-- | sound/soc/codecs/lpass-tx-macro.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/sound/soc/codecs/lpass-tx-macro.c b/sound/soc/codecs/lpass-tx-macro.c index 2449a2df66df..bf27bdd5be20 100644 --- a/sound/soc/codecs/lpass-tx-macro.c +++ b/sound/soc/codecs/lpass-tx-macro.c @@ -1861,15 +1861,10 @@ static int swclk_gate_enable(struct clk_hw *hw) } tx_macro_mclk_enable(tx, true); - regmap_update_bits(regmap, CDC_TX_CLK_RST_CTRL_SWR_CONTROL, - CDC_TX_SWR_RESET_MASK, CDC_TX_SWR_RESET_ENABLE); regmap_update_bits(regmap, CDC_TX_CLK_RST_CTRL_SWR_CONTROL, CDC_TX_SWR_CLK_EN_MASK, CDC_TX_SWR_CLK_ENABLE); - regmap_update_bits(regmap, CDC_TX_CLK_RST_CTRL_SWR_CONTROL, - CDC_TX_SWR_RESET_MASK, 0x0); - return 0; } @@ -2036,6 +2031,16 @@ static int tx_macro_probe(struct platform_device *pdev) if (ret) goto err_fsgen; + /* reset soundwire block */ + regmap_update_bits(tx->regmap, CDC_TX_CLK_RST_CTRL_SWR_CONTROL, + CDC_TX_SWR_RESET_MASK, CDC_TX_SWR_RESET_ENABLE); + + regmap_update_bits(tx->regmap, CDC_TX_CLK_RST_CTRL_SWR_CONTROL, + CDC_TX_SWR_CLK_EN_MASK, + CDC_TX_SWR_CLK_ENABLE); + regmap_update_bits(tx->regmap, CDC_TX_CLK_RST_CTRL_SWR_CONTROL, + CDC_TX_SWR_RESET_MASK, 0x0); + ret = devm_snd_soc_register_component(dev, &tx_macro_component_drv, tx_macro_dai, ARRAY_SIZE(tx_macro_dai)); |