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Date: Fri, 7 Feb 2020 15:50:10 -0500
From: Adam Serbinski <adam@...binski.com>
To: Mark Brown <broonie@...nel.org>,
Srini Kandagatla <srinivas.kandagatla@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Bjorn Andersson <bjorn.andersson@...aro.org>
Cc: Adam Serbinski <adam@...binski.com>,
Andy Gross <agross@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Liam Girdwood <lgirdwood@...il.com>,
Patrick Lai <plai@...eaurora.org>,
Banajit Goswami <bgoswami@...eaurora.org>,
Jaroslav Kysela <perex@...ex.cz>,
Takashi Iwai <tiwai@...e.com>, alsa-devel@...a-project.org,
linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH 5/8] ASoC: qcom: apq8096: add support for primary and quaternary I2S/PCM
This adds support to primary and quarternary I2S and PCM ports.
Signed-off-by: Adam Serbinski <adam@...binski.com>
CC: Andy Gross <agross@...nel.org>
CC: Mark Rutland <mark.rutland@....com>
CC: Liam Girdwood <lgirdwood@...il.com>
CC: Patrick Lai <plai@...eaurora.org>
CC: Banajit Goswami <bgoswami@...eaurora.org>
CC: Jaroslav Kysela <perex@...ex.cz>
CC: Takashi Iwai <tiwai@...e.com>
CC: alsa-devel@...a-project.org
CC: linux-arm-msm@...r.kernel.org
CC: devicetree@...r.kernel.org
CC: linux-kernel@...r.kernel.org
---
sound/soc/qcom/apq8096.c | 86 +++++++++++++++++++++++++++++++++-------
1 file changed, 71 insertions(+), 15 deletions(-)
diff --git a/sound/soc/qcom/apq8096.c b/sound/soc/qcom/apq8096.c
index 94363fd6846a..1edcaa15234f 100644
--- a/sound/soc/qcom/apq8096.c
+++ b/sound/soc/qcom/apq8096.c
@@ -8,24 +8,13 @@
#include <sound/soc-dapm.h>
#include <sound/pcm.h>
#include "common.h"
+#include "qdsp6/q6afe.h"
#define SLIM_MAX_TX_PORTS 16
#define SLIM_MAX_RX_PORTS 16
#define WCD9335_DEFAULT_MCLK_RATE 9600000
-
-static int apq8096_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
- struct snd_pcm_hw_params *params)
-{
- struct snd_interval *rate = hw_param_interval(params,
- SNDRV_PCM_HW_PARAM_RATE);
- struct snd_interval *channels = hw_param_interval(params,
- SNDRV_PCM_HW_PARAM_CHANNELS);
-
- rate->min = rate->max = 48000;
- channels->min = channels->max = 2;
-
- return 0;
-}
+#define MI2S_BCLK_RATE 1536000
+#define PCM_BCLK_RATE 1024000
static int msm_snd_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
@@ -33,10 +22,32 @@ static int msm_snd_hw_params(struct snd_pcm_substream *substream,
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+ struct snd_interval *rate = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_RATE);
+ struct snd_interval *channels = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_CHANNELS);
u32 rx_ch[SLIM_MAX_RX_PORTS], tx_ch[SLIM_MAX_TX_PORTS];
u32 rx_ch_cnt = 0, tx_ch_cnt = 0;
int ret = 0;
+ switch (cpu_dai->id) {
+ case PRIMARY_PCM_RX:
+ case PRIMARY_PCM_TX:
+ case QUATERNARY_PCM_RX:
+ case QUATERNARY_PCM_TX:
+ rate->min = 16000;
+ rate->max = 16000;
+ channels->min = 1;
+ channels->max = 1;
+ break;
+ default:
+ rate->min = 48000;
+ rate->max = 48000;
+ channels->min = 1;
+ channels->max = 2;
+ break;
+ }
+
ret = snd_soc_dai_get_channel_map(codec_dai,
&tx_ch_cnt, tx_ch, &rx_ch_cnt, rx_ch);
if (ret != 0 && ret != -ENOTSUPP) {
@@ -60,8 +71,54 @@ static int msm_snd_hw_params(struct snd_pcm_substream *substream,
return ret;
}
+static int msm_snd_startup(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+ struct snd_soc_dai *codec_dai = rtd->codec_dai;
+
+ switch (cpu_dai->id) {
+ case PRIMARY_MI2S_RX:
+ case PRIMARY_MI2S_TX:
+ snd_soc_dai_set_sysclk(cpu_dai,
+ Q6AFE_LPASS_CLK_ID_PRI_MI2S_IBIT,
+ MI2S_BCLK_RATE, SNDRV_PCM_STREAM_PLAYBACK);
+ snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_CBS_CFS);
+ snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_CBS_CFS);
+ break;
+ case QUATERNARY_MI2S_RX:
+ case QUATERNARY_MI2S_TX:
+ snd_soc_dai_set_sysclk(cpu_dai,
+ Q6AFE_LPASS_CLK_ID_QUAD_MI2S_IBIT,
+ MI2S_BCLK_RATE, SNDRV_PCM_STREAM_PLAYBACK);
+ snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_CBS_CFS);
+ snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_CBS_CFS);
+ break;
+ case PRIMARY_PCM_RX:
+ case PRIMARY_PCM_TX:
+ snd_soc_dai_set_sysclk(cpu_dai,
+ Q6AFE_LPASS_CLK_ID_PRI_PCM_IBIT,
+ PCM_BCLK_RATE, SNDRV_PCM_STREAM_PLAYBACK);
+ snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_CBS_CFS);
+ snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_CBS_CFS);
+ break;
+ case QUATERNARY_PCM_RX:
+ case QUATERNARY_PCM_TX:
+ snd_soc_dai_set_sysclk(cpu_dai,
+ Q6AFE_LPASS_CLK_ID_QUAD_PCM_IBIT,
+ PCM_BCLK_RATE, SNDRV_PCM_STREAM_PLAYBACK);
+ snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_CBS_CFS);
+ snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_CBS_CFS);
+ break;
+ default:
+ return -1;
+ }
+ return 0;
+}
+
static struct snd_soc_ops apq8096_ops = {
.hw_params = msm_snd_hw_params,
+ .startup = msm_snd_startup,
};
static int apq8096_init(struct snd_soc_pcm_runtime *rtd)
@@ -96,7 +153,6 @@ static void apq8096_add_be_ops(struct snd_soc_card *card)
for_each_card_prelinks(card, i, link) {
if (link->no_pcm == 1) {
- link->be_hw_params_fixup = apq8096_be_hw_params_fixup;
link->init = apq8096_init;
link->ops = &apq8096_ops;
}
--
2.21.1
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