samsung-sm8650/android_kernel_samsung_sm8650-modules
1
0
複製 0
程式碼 問題管理 合併請求 Actions Packages Projects 版本發佈 Wiki Activity

asoc: lpass-codec: enable TX Core clock before codec reg access

瀏覽代碼 
Enable the TX Core clock to enable access to lpass-cdc registers.

Change-Id: I3088e06e9e77ef24b2e4e802852cc3bb65542f5c
Signed-off-by: Vangala, Amarnath <quic_avangala@quicinc.com>
This commit is contained in:
Vangala, Amarnath
2023-07-14 23:16:49 +05:30
父節點 07d7140867
當前提交 a267ec5239
共有 2 個文件被更改，包括 27 次插入 和 5 次删除
Download Patch File Download Diff File Expand all files Collapse all files

31
asoc/codecs/lpass-cdc/lpass-cdc.c
查看文件

@@ -1442,18 +1442,31 @@ audio_vote:
if (ret < 0) {
dev_err_ratelimited(dev, "%s:lpass audio hw enable failed\n",
__func__);
goto done;
goto core_clk_vote;
}
}
priv->core_audio_vote_count++;
trace_printk("%s: audio vote count %d\n",
__func__, priv->core_audio_vote_count);
core_clk_vote:
if (priv->core_clk_vote_count == 0) {
ret = lpass_cdc_clk_rsc_request_clock(dev, TX_CORE_CLK,
TX_CORE_CLK, true);
if (ret < 0) {
dev_err_ratelimited(dev, "%s:lpass Tx core clk enable failed\n",
__func__);
goto done;
}
}
priv->core_clk_vote_count++;
done:
mutex_unlock(&priv->vote_lock);
trace_printk("%s, leave\n", __func__);
dev_dbg(dev,"%s, leave, hw_vote %d, audio_vote %d\n", __func__,
priv->core_hw_vote_count, priv->core_audio_vote_count);
dev_dbg(dev, "%s, leave, hw_vote %d, audio_vote %d, core_clk_vote %d\n",
__func__, priv->core_hw_vote_count,
priv->core_audio_vote_count, priv->core_clk_vote_count);
pm_runtime_set_autosuspend_delay(priv->dev, LPASS_CDC_AUTO_SUSPEND_DELAY);
return 0;
}
@@ -1492,10 +1505,18 @@ int lpass_cdc_runtime_suspend(struct device *dev)
trace_printk("%s: audio vote count %d\n",
__func__, priv->core_audio_vote_count);
if (--priv->core_clk_vote_count == 0) {
lpass_cdc_clk_rsc_request_clock(dev, TX_CORE_CLK,
TX_CORE_CLK, false);
}
if (priv->core_clk_vote_count < 0)
priv->core_clk_vote_count = 0;
mutex_unlock(&priv->vote_lock);
trace_printk("%s, leave\n", __func__);
dev_dbg(dev,"%s, leave, hw_vote %d, audio_vote %d\n", __func__,
priv->core_hw_vote_count, priv->core_audio_vote_count);
dev_dbg(dev, "%s, leave, hw_vote %d, audio_vote %d, core_clk_vote %d\n",
__func__, priv->core_hw_vote_count,
priv->core_audio_vote_count, priv->core_clk_vote_count);
return 0;
}
EXPORT_SYMBOL(lpass_cdc_runtime_suspend);