linux-kernel - [PATCH 4/7] ASoC: codecs: lpass-va-macro: Change bulk voting to individual clock voting

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Date:   Mon, 20 Sep 2021 13:05:28 +0530
From:   Srinivasa Rao Mandadapu <srivasam@...eaurora.org>
To:     agross@...nel.org, bjorn.andersson@...aro.org, lgirdwood@...il.com,
        broonie@...nel.org, robh+dt@...nel.org, plai@...eaurora.org,
        bgoswami@...eaurora.org, perex@...ex.cz, tiwai@...e.com,
        srinivas.kandagatla@...aro.org, rohitkr@...eaurora.org,
        linux-arm-msm@...r.kernel.org, alsa-devel@...a-project.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        swboyd@...omium.org, judyhsiao@...omium.org
Cc:     Srinivasa Rao Mandadapu <srivasam@...eaurora.org>,
        Venkata Prasad Potturu <potturu@...eaurora.org>
Subject: [PATCH 4/7] ASoC: codecs: lpass-va-macro: Change bulk voting to individual clock voting

Change bulk clock frequency voting to individual voting.

Fixes: 908e6b1df26e (ASoC: codecs: lpass-va-macro: Add support to VA Macro)

Signed-off-by: Venkata Prasad Potturu <potturu@...eaurora.org>
Signed-off-by: Srinivasa Rao Mandadapu <srivasam@...eaurora.org>
---
 sound/soc/codecs/lpass-va-macro.c | 46 ++++++++++++++++++++++++---------------
 1 file changed, 28 insertions(+), 18 deletions(-)

diff --git a/sound/soc/codecs/lpass-va-macro.c b/sound/soc/codecs/lpass-va-macro.c
index d312a14..0ea39ae 100644
--- a/sound/soc/codecs/lpass-va-macro.c
+++ b/sound/soc/codecs/lpass-va-macro.c
@@ -193,7 +193,10 @@ struct va_macro {
 
 	int dec_mode[VA_MACRO_NUM_DECIMATORS];
 	struct regmap *regmap;
-	struct clk_bulk_data clks[VA_NUM_CLKS_MAX];
+	struct clk *mclk;
+	struct clk *macro;
+	struct clk *dcodec;
+
 	struct clk_hw hw;
 
 	s32 dmic_0_1_clk_cnt;
@@ -1321,7 +1324,7 @@ static const struct clk_ops fsgen_gate_ops = {
 
 static int va_macro_register_fsgen_output(struct va_macro *va)
 {
-	struct clk *parent = va->clks[2].clk;
+	struct clk *parent = va->mclk;
 	struct device *dev = va->dev;
 	struct device_node *np = dev->of_node;
 	const char *parent_clk_name;
@@ -1404,15 +1407,18 @@ static int va_macro_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	va->dev = dev;
-	va->clks[0].id = "macro";
-	va->clks[1].id = "dcodec";
-	va->clks[2].id = "mclk";
 
-	ret = devm_clk_bulk_get(dev, VA_NUM_CLKS_MAX, va->clks);
-	if (ret) {
-		dev_err(dev, "Error getting VA Clocks (%d)\n", ret);
-		return ret;
-	}
+	va->macro = devm_clk_get_optional(dev, "macro");
+	if (IS_ERR(va->macro))
+		return PTR_ERR(va->macro);
+
+	va->dcodec = devm_clk_get_optional(dev, "dcodec");
+	if (IS_ERR(va->dcodec))
+		return PTR_ERR(va->dcodec);
+
+	va->mclk = devm_clk_get(dev, "mclk");
+	if (IS_ERR(va->mclk))
+		return PTR_ERR(va->mclk);
 
 	ret = of_property_read_u32(dev->of_node, "qcom,dmic-sample-rate",
 				   &sample_rate);
@@ -1426,10 +1432,11 @@ static int va_macro_probe(struct platform_device *pdev)
 	}
 
 	/* mclk rate */
-	clk_set_rate(va->clks[1].clk, VA_MACRO_MCLK_FREQ);
-	ret = clk_bulk_prepare_enable(VA_NUM_CLKS_MAX, va->clks);
-	if (ret)
-		return ret;
+	clk_set_rate(va->mclk, VA_MACRO_MCLK_FREQ);
+
+	clk_prepare_enable(va->mclk);
+	clk_prepare_enable(va->macro);
+	clk_prepare_enable(va->dcodec);
 
 	base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(base)) {
@@ -1457,8 +1464,9 @@ static int va_macro_probe(struct platform_device *pdev)
 	return ret;
 
 err:
-	clk_bulk_disable_unprepare(VA_NUM_CLKS_MAX, va->clks);
-
+	clk_disable_unprepare(va->mclk);
+	clk_disable_unprepare(va->macro);
+	clk_disable_unprepare(va->dcodec);
 	return ret;
 }
 
@@ -1466,8 +1474,10 @@ static int va_macro_remove(struct platform_device *pdev)
 {
 	struct va_macro *va = dev_get_drvdata(&pdev->dev);
 
-	clk_bulk_disable_unprepare(VA_NUM_CLKS_MAX, va->clks);
-
+	of_clk_del_provider(pdev->dev.of_node);
+	clk_disable_unprepare(va->mclk);
+	clk_disable_unprepare(va->macro);
+	clk_disable_unprepare(va->dcodec);
 	return 0;
 }
 
-- 
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