From c3936ba9e0e4f472221320c33e20be3a8b795616 Mon Sep 17 00:00:00 2001
From: Ravulapati Vishnu vardhan rao <Vishnuvardhanrao.Ravulapati@amd.com>
Date: Tue, 28 Jul 2020 21:32:55 +0530
Subject: [PATCH] ASoC: amd: Added hw_params support for ALC1015
Git-commit: c3936ba9e0e4f472221320c33e20be3a8b795616
Patch-mainline: v5.9-rc1
References: jsc#SLE-16518

Adding rt1015 hw_params which set Bit-clock ratio,
PLL and appropriate sys clk specific with RTK1015.

Signed-off-by: Ravulapati Vishnu vardhan rao <Vishnuvardhanrao.Ravulapati@amd.com>
Link: https://lore.kernel.org/r/20200728160255.31020-6-Vishnuvardhanrao.Ravulapati@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 sound/soc/amd/acp3x-rt5682-max9836.c | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/sound/soc/amd/acp3x-rt5682-max9836.c b/sound/soc/amd/acp3x-rt5682-max9836.c
index e0c767716b9a..55815fdaa1aa 100644
--- a/sound/soc/amd/acp3x-rt5682-max9836.c
+++ b/sound/soc/amd/acp3x-rt5682-max9836.c
@@ -127,6 +127,34 @@ static int rt5682_clk_enable(struct snd_pcm_substream *substream)
 	return ret;
 }
 
+static int acp3x_1015_hw_params(struct snd_pcm_substream *substream,
+					struct snd_pcm_hw_params *params)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_dai *codec_dai;
+	int srate, i, ret;
+
+	ret = 0;
+	srate = params_rate(params);
+
+	for_each_rtd_codec_dais(rtd, i, codec_dai) {
+		if (strcmp(codec_dai->component->name, "rt1015-aif"))
+			continue;
+		ret = snd_soc_dai_set_bclk_ratio(codec_dai, 64);
+		if (ret < 0)
+			return ret;
+		ret = snd_soc_dai_set_pll(codec_dai, 0, RT1015_PLL_S_BCLK,
+						64 * srate, 256 * srate);
+		if (ret < 0)
+			return ret;
+		ret = snd_soc_dai_set_sysclk(codec_dai, RT1015_SCLK_S_PLL,
+					256 * srate, SND_SOC_CLOCK_IN);
+		if (ret < 0)
+			return ret;
+	}
+	return ret;
+}
+
 static void rt5682_clk_disable(void)
 {
 	clk_disable_unprepare(rt5682_dai_wclk);
@@ -232,6 +260,7 @@ static const struct snd_soc_ops acp3x_5682_ops = {
 static const struct snd_soc_ops acp3x_max_play_ops = {
 	.startup = acp3x_max_startup,
 	.shutdown = rt5682_shutdown,
+	.hw_params = acp3x_1015_hw_params,
 };
 
 static const struct snd_soc_ops acp3x_ec_cap0_ops = {
-- 
2.16.4