This patch adds support to Lenovo Yoga c630 compatible strings and related setup to the sound machine driver.
Signed-off-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org --- sound/soc/qcom/sdm845.c | 71 ++++++++++++++++++++++++++++++++++++++++- 1 file changed, 70 insertions(+), 1 deletion(-)
diff --git a/sound/soc/qcom/sdm845.c b/sound/soc/qcom/sdm845.c index 28f3cef696e6..1ed570c19628 100644 --- a/sound/soc/qcom/sdm845.c +++ b/sound/soc/qcom/sdm845.c @@ -24,6 +24,9 @@ #define RIGHT_SPK_TDM_TX_MASK 0xC0 #define SPK_TDM_RX_MASK 0x03 #define NUM_TDM_SLOTS 8 +#define SLIM_MAX_TX_PORTS 16 +#define SLIM_MAX_RX_PORTS 16 +#define WCD934X_DEFAULT_MCLK_RATE 9600000
struct sdm845_snd_data { struct snd_soc_jack jack; @@ -36,6 +39,39 @@ struct sdm845_snd_data {
static unsigned int tdm_slot_offset[8] = {0, 4, 8, 12, 16, 20, 24, 28};
+static int sdm845_slim_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_link *dai_link = rtd->dai_link; + 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, i; + + for (i = 0 ; i < dai_link->num_codecs; i++) { + ret = snd_soc_dai_get_channel_map(rtd->codec_dais[i], + &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); + return ret; + } else if (ret == -ENOTSUPP) { + /* Ignore unsupported */ + continue; + } + + 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); + } + + return 0; +} + static int sdm845_tdm_snd_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { @@ -151,6 +187,9 @@ static int sdm845_snd_hw_params(struct snd_pcm_substream *substream, case QUATERNARY_TDM_TX_0: ret = sdm845_tdm_snd_hw_params(substream, params); break; + case SLIMBUS_0_RX...SLIMBUS_6_TX: + ret = sdm845_slim_snd_hw_params(substream, params); + break; default: pr_err("%s: invalid dai id 0x%x\n", __func__, cpu_dai->id); break; @@ -173,7 +212,20 @@ static int sdm845_dai_init(struct snd_soc_pcm_runtime *rtd) struct snd_soc_dai *cpu_dai = rtd->cpu_dai; struct sdm845_snd_data *pdata = snd_soc_card_get_drvdata(card); struct snd_jack *jack; - int rval; + struct snd_soc_dai_link *dai_link = rtd->dai_link; + /* + * 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}; + int rval, i; +
if (!pdata->jack_setup) { rval = snd_soc_card_jack_new(card, "Headset Jack", @@ -211,6 +263,21 @@ static int sdm845_dai_init(struct snd_soc_pcm_runtime *rtd) return rval; } break; + case SLIMBUS_0_RX...SLIMBUS_6_TX: + for (i = 0 ; i < dai_link->num_codecs; i++) { + rval = snd_soc_dai_set_channel_map(rtd->codec_dais[i], + ARRAY_SIZE(tx_ch), + tx_ch, + ARRAY_SIZE(rx_ch), + rx_ch); + if (rval != 0 && rval != -ENOTSUPP) + return rval; + + snd_soc_dai_set_sysclk(rtd->codec_dais[i], 0, + WCD934X_DEFAULT_MCLK_RATE, + SNDRV_PCM_STREAM_PLAYBACK); + } + break; default: break; } @@ -451,6 +518,8 @@ static int sdm845_snd_platform_remove(struct platform_device *pdev)
static const struct of_device_id sdm845_snd_device_id[] = { { .compatible = "qcom,sdm845-sndcard" }, + { .compatible = "qcom,db845c-sndcard" }, + { .compatible = "lenovo,yoga-c630-sndcard" }, {}, }; MODULE_DEVICE_TABLE(of, sdm845_snd_device_id);