[PATCH 3/4] ASoC: qcom: q6dsp: add support to more display ports

From: Srinivas Kandagatla
Date: Tue May 09 2023 - 07:23:04 EST


Existing code base only supports one display port, this patch adds
support upto 8 display ports. This support is required to allow platforms
like X13s which have 3 display ports, and some of the Qualcomm SoCs
there are upto 7 Display ports.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
---
.../sound/qcom,q6dsp-lpass-ports.h | 8 ++++
sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c | 43 ++++++++++++-------
2 files changed, 35 insertions(+), 16 deletions(-)

diff --git a/include/dt-bindings/sound/qcom,q6dsp-lpass-ports.h b/include/dt-bindings/sound/qcom,q6dsp-lpass-ports.h
index 9f7c5103bc82..39f203256c4f 100644
--- a/include/dt-bindings/sound/qcom,q6dsp-lpass-ports.h
+++ b/include/dt-bindings/sound/qcom,q6dsp-lpass-ports.h
@@ -131,6 +131,14 @@
#define RX_CODEC_DMA_RX_7 126
#define QUINARY_MI2S_RX 127
#define QUINARY_MI2S_TX 128
+#define DISPLAY_PORT_RX_0 DISPLAY_PORT_RX
+#define DISPLAY_PORT_RX_1 129
+#define DISPLAY_PORT_RX_2 130
+#define DISPLAY_PORT_RX_3 131
+#define DISPLAY_PORT_RX_4 132
+#define DISPLAY_PORT_RX_5 133
+#define DISPLAY_PORT_RX_6 134
+#define DISPLAY_PORT_RX_7 135

#define LPASS_CLK_ID_PRI_MI2S_IBIT 1
#define LPASS_CLK_ID_PRI_MI2S_EBIT 2
diff --git a/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c b/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c
index f67c16fd90b9..ac937a6bf909 100644
--- a/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c
+++ b/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c
@@ -79,6 +79,22 @@
.id = did, \
}

+#define Q6AFE_DP_RX_DAI(did) { \
+ .playback = { \
+ .stream_name = #did" Playback", \
+ .rates = SNDRV_PCM_RATE_48000 | \
+ SNDRV_PCM_RATE_96000 | \
+ SNDRV_PCM_RATE_192000, \
+ .formats = SNDRV_PCM_FMTBIT_S16_LE | \
+ SNDRV_PCM_FMTBIT_S24_LE, \
+ .channels_min = 2, \
+ .channels_max = 8, \
+ .rate_min = 48000, \
+ .rate_max = 192000, \
+ }, \
+ .name = #did, \
+ .id = did, \
+ }

static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = {
{
@@ -528,22 +544,14 @@ static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = {
Q6AFE_TDM_CAP_DAI("Quinary", 5, QUINARY_TDM_TX_5),
Q6AFE_TDM_CAP_DAI("Quinary", 6, QUINARY_TDM_TX_6),
Q6AFE_TDM_CAP_DAI("Quinary", 7, QUINARY_TDM_TX_7),
- {
- .playback = {
- .stream_name = "Display Port Playback",
- .rates = SNDRV_PCM_RATE_48000 |
- SNDRV_PCM_RATE_96000 |
- SNDRV_PCM_RATE_192000,
- .formats = SNDRV_PCM_FMTBIT_S16_LE |
- SNDRV_PCM_FMTBIT_S24_LE,
- .channels_min = 2,
- .channels_max = 8,
- .rate_max = 192000,
- .rate_min = 48000,
- },
- .id = DISPLAY_PORT_RX,
- .name = "DISPLAY_PORT",
- },
+ Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_0),
+ Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_1),
+ Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_2),
+ Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_3),
+ Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_4),
+ Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_5),
+ Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_6),
+ Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_7),
Q6AFE_CDC_DMA_RX_DAI(WSA_CODEC_DMA_RX_0),
Q6AFE_CDC_DMA_TX_DAI(WSA_CODEC_DMA_TX_0),
Q6AFE_CDC_DMA_RX_DAI(WSA_CODEC_DMA_RX_1),
@@ -603,6 +611,9 @@ struct snd_soc_dai_driver *q6dsp_audio_ports_set_config(struct device *dev,
case DISPLAY_PORT_RX:
q6dsp_audio_fe_dais[i].ops = cfg->q6hdmi_ops;
break;
+ case DISPLAY_PORT_RX_1 ... DISPLAY_PORT_RX_7:
+ q6dsp_audio_fe_dais[i].ops = cfg->q6hdmi_ops;
+ break;
case SLIMBUS_0_RX ... SLIMBUS_6_TX:
q6dsp_audio_fe_dais[i].ops = cfg->q6slim_ops;
break;
--
2.21.0