From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
To: lee.jones@linaro.org, robh+dt@kernel.org, broonie@kernel.org
Cc: mark.rutland@arm.com, lgirdwood@gmail.com, tiwai@suse.com,
bgoswami@codeaurora.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, vkoul@kernel.org,
alsa-devel@alsa-project.org,
Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Subject: [PATCH 12/12] ASoC: apq8096: Add support to Analog audio via WCD9335 slim
Date: Mon, 23 Jul 2018 16:54:10 +0100 [thread overview]
Message-ID: <20180723155410.9494-13-srinivas.kandagatla@linaro.org> (raw)
In-Reply-To: <20180723155410.9494-1-srinivas.kandagatla@linaro.org>
This patch adds support Analog audio via WCD9335 Codec connected via SLIMBus.
Tested it on DB820c.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
sound/soc/qcom/apq8096.c | 68 ++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 68 insertions(+)
diff --git a/sound/soc/qcom/apq8096.c b/sound/soc/qcom/apq8096.c
index a56156281c8d..3c0f5cb544d5 100644
--- a/sound/soc/qcom/apq8096.c
+++ b/sound/soc/qcom/apq8096.c
@@ -10,6 +10,72 @@
#include <sound/soc-dapm.h>
#include <sound/pcm.h>
+#define SLIM_MAX_TX_PORTS 16
+#define SLIM_MAX_RX_PORTS 16
+#define WCD9335_DEFAULT_MCLK_RATE 9600000
+
+static int msm_snd_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 = rtd->codec_dai;
+ struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+ 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;
+
+ ret = snd_soc_dai_get_channel_map(codec_dai,
+ &tx_ch_cnt, tx_ch, &rx_ch_cnt, rx_ch);
+ if (ret != 0 && ret != -ENOTSUPP) {
+ pr_err("failed to get codec chan map, err:%d\n", ret);
+ goto end;
+ } else if (ret == -ENOTSUPP) {
+ return 0;
+ }
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ ret = snd_soc_dai_set_channel_map(cpu_dai, 0, NULL,
+ rx_ch_cnt, rx_ch);
+ else
+ ret = snd_soc_dai_set_channel_map(cpu_dai, tx_ch_cnt, tx_ch,
+ 0, NULL);
+ if (ret != 0 && ret != -ENOTSUPP)
+ pr_err("Failed to set cpu chan map, err:%d\n", ret);
+
+end:
+ return ret;
+}
+
+static struct snd_soc_ops apq8096_ops = {
+ .hw_params = msm_snd_hw_params,
+};
+
+static int apq8096_init(struct snd_soc_pcm_runtime *rtd)
+{
+ struct snd_soc_dapm_context *dapm = &rtd->card->dapm;
+ struct snd_soc_dai *codec_dai = rtd->codec_dai;
+
+ /*
+ * Codec SLIMBUS configuration
+ * RX1, RX2, RX3, RX4, RX5, RX6, RX7, RX8, RX9, RX10, RX11, RX12, RX13
+ * TX1, TX2, TX3, TX4, TX5, TX6, TX7, TX8, TX9, TX10, TX11, TX12, TX13
+ * TX14, TX15, TX16
+ */
+ unsigned int rx_ch[SLIM_MAX_RX_PORTS] = {144, 145, 146, 147, 148, 149,
+ 150, 151, 152, 153, 154, 155, 156};
+ unsigned int tx_ch[SLIM_MAX_TX_PORTS] = {128, 129, 130, 131, 132, 133,
+ 134, 135, 136, 137, 138, 139,
+ 140, 141, 142, 143};
+
+ snd_soc_dai_set_channel_map(codec_dai, ARRAY_SIZE(tx_ch),
+ tx_ch, ARRAY_SIZE(rx_ch), rx_ch);
+
+ snd_soc_dai_set_sysclk(codec_dai, 0, 9600000,
+ SNDRV_PCM_STREAM_PLAYBACK);
+
+ return 0;
+}
+
static int apq8096_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
@@ -100,6 +166,8 @@ static int apq8096_sbc_parse_of(struct snd_soc_card *card)
link->no_pcm = 1;
link->ignore_pmdown_time = 1;
link->be_hw_params_fixup = apq8096_be_hw_params_fixup;
+ link->init = apq8096_init;
+ link->ops = &apq8096_ops;
} else {
link->platform_of_node = link->cpu_of_node;
link->codec_dai_name = "snd-soc-dummy-dai";
--
2.16.2
next prev parent reply other threads:[~2018-07-23 15:58 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-23 15:53 [PATCH 00/12] mfd: Add support to WCD9335 Audio Codec Srinivas Kandagatla
2018-07-23 15:53 ` [PATCH 01/12] mfd: dt-bindings: Add wcd9335 mfd bindings Srinivas Kandagatla
2018-07-24 5:56 ` Vinod
2018-07-24 11:50 ` Srinivas Kandagatla
2018-07-23 15:54 ` [PATCH 02/12] mfd: wcd9335: add support to wcd9335 core Srinivas Kandagatla
2018-07-23 15:54 ` [PATCH 03/12] mfd: wcd9335: add wcd irq support Srinivas Kandagatla
2018-07-23 15:54 ` [PATCH 04/12] ASoC: dt-bindings: add dt bindings for wcd9335 audio codec Srinivas Kandagatla
2018-07-24 11:06 ` Mark Brown
2018-07-24 11:48 ` Srinivas Kandagatla
2018-07-23 15:54 ` [PATCH 05/12] ASoC: core: add support to snd_soc_dai_get_channel_map() Srinivas Kandagatla
2018-07-24 11:50 ` Applied "ASoC: core: add support to snd_soc_dai_get_channel_map()" to the asoc tree Mark Brown
2018-07-23 15:54 ` [PATCH 06/12] ASoC: wcd9335: add support to wcd9335 codec Srinivas Kandagatla
2018-07-23 15:54 ` [PATCH 07/12] ASoC: wcd9335: add CLASS-H Controller support Srinivas Kandagatla
2018-07-24 11:59 ` Mark Brown
2018-07-24 12:05 ` Srinivas Kandagatla
2018-07-23 15:54 ` [PATCH 08/12] ASoC: wcd9335: add basic controls Srinivas Kandagatla
2018-07-25 12:04 ` Vinod
2018-07-27 9:55 ` Srinivas Kandagatla
2018-07-23 15:54 ` [PATCH 09/12] ASoC: wcd9335: add playback dapm widgets Srinivas Kandagatla
2018-07-23 15:54 ` [PATCH 10/12] ASoC: wcd9335: add capture " Srinivas Kandagatla
2018-07-23 15:54 ` [PATCH 11/12] ASoC: wcd9335: add audio routings Srinivas Kandagatla
2018-07-23 15:54 ` Srinivas Kandagatla [this message]
2018-07-25 16:24 ` [PATCH 12/12] ASoC: apq8096: Add support to Analog audio via WCD9335 slim Mark Brown
2018-07-24 5:53 ` [PATCH 00/12] mfd: Add support to WCD9335 Audio Codec Vinod
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