From ccf838d3afb04e0e911fe0d62f3d3b1e0a65e2d2 Mon Sep 17 00:00:00 2001 From: Ravi Hothi Date: Mon, 10 Nov 2025 11:03:41 +0530 Subject: [PATCH 1/2] ASoC: qcom: q6dsp-lpass-ports: Add support for multiple sampling rates Extend the q6dsp-lpass-ports driver to support a wider range of sampling rates, from 8000 Hz to 192000 Hz. This improves compatibility with diverse audio hardware and enables better flexibility for audio stream configurations. Signed-off-by: Ravi Hothi --- sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c | 73 +++++++++--------------- 1 file changed, 27 insertions(+), 46 deletions(-) diff --git a/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c b/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c index 4eed54b071a5c4..76421adb5afa2a 100644 --- a/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c +++ b/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c @@ -10,16 +10,14 @@ #define Q6AFE_TDM_PB_DAI(pre, num, did) { \ .playback = { \ .stream_name = pre" TDM"#num" Playback", \ - .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |\ - SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000 |\ - SNDRV_PCM_RATE_176400, \ + .rates = SNDRV_PCM_RATE_8000_192000, \ .formats = SNDRV_PCM_FMTBIT_S16_LE | \ SNDRV_PCM_FMTBIT_S24_LE | \ SNDRV_PCM_FMTBIT_S32_LE, \ .channels_min = 1, \ .channels_max = 8, \ .rate_min = 8000, \ - .rate_max = 176400, \ + .rate_max = 192000, \ }, \ .name = #did, \ .id = did, \ @@ -28,16 +26,14 @@ #define Q6AFE_TDM_CAP_DAI(pre, num, did) { \ .capture = { \ .stream_name = pre" TDM"#num" Capture", \ - .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |\ - SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000 |\ - SNDRV_PCM_RATE_176400, \ + .rates = SNDRV_PCM_RATE_8000_192000, \ .formats = SNDRV_PCM_FMTBIT_S16_LE | \ SNDRV_PCM_FMTBIT_S24_LE | \ SNDRV_PCM_FMTBIT_S32_LE, \ .channels_min = 1, \ .channels_max = 8, \ .rate_min = 8000, \ - .rate_max = 176400, \ + .rate_max = 192000, \ }, \ .name = #did, \ .id = did, \ @@ -46,16 +42,14 @@ #define Q6AFE_CDC_DMA_RX_DAI(did) { \ .playback = { \ .stream_name = #did" Playback", \ - .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |\ - SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000 |\ - SNDRV_PCM_RATE_176400, \ + .rates = SNDRV_PCM_RATE_8000_192000, \ .formats = SNDRV_PCM_FMTBIT_S16_LE | \ SNDRV_PCM_FMTBIT_S24_LE | \ SNDRV_PCM_FMTBIT_S32_LE, \ .channels_min = 1, \ .channels_max = 8, \ .rate_min = 8000, \ - .rate_max = 176400, \ + .rate_max = 192000, \ }, \ .name = #did, \ .id = did, \ @@ -64,16 +58,14 @@ #define Q6AFE_CDC_DMA_TX_DAI(did) { \ .capture = { \ .stream_name = #did" Capture", \ - .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |\ - SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000 |\ - SNDRV_PCM_RATE_176400, \ + .rates = SNDRV_PCM_RATE_8000_192000, \ .formats = SNDRV_PCM_FMTBIT_S16_LE | \ SNDRV_PCM_FMTBIT_S24_LE | \ SNDRV_PCM_FMTBIT_S32_LE, \ .channels_min = 1, \ .channels_max = 8, \ .rate_min = 8000, \ - .rate_max = 176400, \ + .rate_max = 192000, \ }, \ .name = #did, \ .id = did, \ @@ -350,118 +342,108 @@ static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = { }, { .playback = { .stream_name = "Primary MI2S Playback", - .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 | - SNDRV_PCM_RATE_16000, + .rates = SNDRV_PCM_RATE_8000_192000, .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, - .rate_max = 48000, + .rate_max = 192000, }, .id = PRIMARY_MI2S_RX, .name = "PRI_MI2S_RX", }, { .capture = { .stream_name = "Primary MI2S Capture", - .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 | - SNDRV_PCM_RATE_16000, + .rates = SNDRV_PCM_RATE_8000_192000, .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, - .rate_max = 48000, + .rate_max = 192000, }, .id = PRIMARY_MI2S_TX, .name = "PRI_MI2S_TX", }, { .playback = { .stream_name = "Secondary MI2S Playback", - .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 | - SNDRV_PCM_RATE_16000, + .rates = SNDRV_PCM_RATE_8000_192000, .formats = SNDRV_PCM_FMTBIT_S16_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, - .rate_max = 48000, + .rate_max = 192000, }, .name = "SEC_MI2S_RX", .id = SECONDARY_MI2S_RX, }, { .capture = { .stream_name = "Secondary MI2S Capture", - .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 | - SNDRV_PCM_RATE_16000, + .rates = SNDRV_PCM_RATE_8000_192000, .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, - .rate_max = 48000, + .rate_max = 192000, }, .id = SECONDARY_MI2S_TX, .name = "SEC_MI2S_TX", }, { .playback = { .stream_name = "Tertiary MI2S Playback", - .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 | - SNDRV_PCM_RATE_16000, + .rates = SNDRV_PCM_RATE_8000_192000, .formats = SNDRV_PCM_FMTBIT_S16_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, - .rate_max = 48000, + .rate_max = 192000, }, .name = "TERT_MI2S_RX", .id = TERTIARY_MI2S_RX, }, { .capture = { .stream_name = "Tertiary MI2S Capture", - .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 | - SNDRV_PCM_RATE_16000, + .rates = SNDRV_PCM_RATE_8000_192000, .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, - .rate_max = 48000, + .rate_max = 192000, }, .id = TERTIARY_MI2S_TX, .name = "TERT_MI2S_TX", }, { .playback = { .stream_name = "Quaternary MI2S Playback", - .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 | - SNDRV_PCM_RATE_16000, + .rates = SNDRV_PCM_RATE_8000_192000, .formats = SNDRV_PCM_FMTBIT_S16_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, - .rate_max = 48000, + .rate_max = 192000, }, .name = "QUAT_MI2S_RX", .id = QUATERNARY_MI2S_RX, }, { .capture = { .stream_name = "Quaternary MI2S Capture", - .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 | - SNDRV_PCM_RATE_16000, + .rates = SNDRV_PCM_RATE_8000_192000, .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, - .rate_max = 48000, + .rate_max = 192000, }, .id = QUATERNARY_MI2S_TX, .name = "QUAT_MI2S_TX", }, { .playback = { .stream_name = "Quinary MI2S Playback", - .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 | - SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_96000 | - SNDRV_PCM_RATE_192000, + .rates = SNDRV_PCM_RATE_8000_192000, .formats = SNDRV_PCM_FMTBIT_S16_LE, .channels_min = 1, .channels_max = 8, @@ -473,13 +455,12 @@ static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = { }, { .capture = { .stream_name = "Quinary MI2S Capture", - .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 | - SNDRV_PCM_RATE_16000, + .rates = SNDRV_PCM_RATE_8000_192000, .formats = SNDRV_PCM_FMTBIT_S16_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, - .rate_max = 48000, + .rate_max = 192000, }, .id = QUINARY_MI2S_TX, .name = "QUIN_MI2S_TX", From 6140fc898464606f5c7fe1feddb05e6914dcd366 Mon Sep 17 00:00:00 2001 From: Ravi Hothi Date: Wed, 12 Nov 2025 12:44:43 +0530 Subject: [PATCH 2/2] ASoC: qcom: q6dsp-lpass-ports: Add support for 32-bit PCM format Introduce support for 32-bit PCM format (SNDRV_PCM_FMTBIT_S32_LE) in addition to existing 16-bit and 24-bit formats. This allows handling high-resolution audio streams and improves audio quality for supported hardware. Signed-off-by: Ravi Hothi --- sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c | 35 +++++++++++++++++------- 1 file changed, 25 insertions(+), 10 deletions(-) diff --git a/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c b/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c index 76421adb5afa2a..8542e620ee02d9 100644 --- a/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c +++ b/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c @@ -344,7 +344,8 @@ static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = { .stream_name = "Primary MI2S Playback", .rates = SNDRV_PCM_RATE_8000_192000, .formats = SNDRV_PCM_FMTBIT_S16_LE | - SNDRV_PCM_FMTBIT_S24_LE, + SNDRV_PCM_FMTBIT_S24_LE | + SNDRV_PCM_FMTBIT_S32_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, @@ -357,7 +358,8 @@ static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = { .stream_name = "Primary MI2S Capture", .rates = SNDRV_PCM_RATE_8000_192000, .formats = SNDRV_PCM_FMTBIT_S16_LE | - SNDRV_PCM_FMTBIT_S24_LE, + SNDRV_PCM_FMTBIT_S24_LE | + SNDRV_PCM_FMTBIT_S32_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, @@ -369,7 +371,9 @@ static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = { .playback = { .stream_name = "Secondary MI2S Playback", .rates = SNDRV_PCM_RATE_8000_192000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, + .formats = SNDRV_PCM_FMTBIT_S16_LE | + SNDRV_PCM_FMTBIT_S24_LE | + SNDRV_PCM_FMTBIT_S32_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, @@ -382,7 +386,8 @@ static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = { .stream_name = "Secondary MI2S Capture", .rates = SNDRV_PCM_RATE_8000_192000, .formats = SNDRV_PCM_FMTBIT_S16_LE | - SNDRV_PCM_FMTBIT_S24_LE, + SNDRV_PCM_FMTBIT_S24_LE | + SNDRV_PCM_FMTBIT_S32_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, @@ -394,7 +399,9 @@ static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = { .playback = { .stream_name = "Tertiary MI2S Playback", .rates = SNDRV_PCM_RATE_8000_192000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, + .formats = SNDRV_PCM_FMTBIT_S16_LE | + SNDRV_PCM_FMTBIT_S24_LE | + SNDRV_PCM_FMTBIT_S32_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, @@ -407,7 +414,8 @@ static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = { .stream_name = "Tertiary MI2S Capture", .rates = SNDRV_PCM_RATE_8000_192000, .formats = SNDRV_PCM_FMTBIT_S16_LE | - SNDRV_PCM_FMTBIT_S24_LE, + SNDRV_PCM_FMTBIT_S24_LE | + SNDRV_PCM_FMTBIT_S32_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, @@ -419,7 +427,9 @@ static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = { .playback = { .stream_name = "Quaternary MI2S Playback", .rates = SNDRV_PCM_RATE_8000_192000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, + .formats = SNDRV_PCM_FMTBIT_S16_LE | + SNDRV_PCM_FMTBIT_S24_LE | + SNDRV_PCM_FMTBIT_S32_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, @@ -432,7 +442,8 @@ static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = { .stream_name = "Quaternary MI2S Capture", .rates = SNDRV_PCM_RATE_8000_192000, .formats = SNDRV_PCM_FMTBIT_S16_LE | - SNDRV_PCM_FMTBIT_S24_LE, + SNDRV_PCM_FMTBIT_S24_LE | + SNDRV_PCM_FMTBIT_S32_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, @@ -444,7 +455,9 @@ static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = { .playback = { .stream_name = "Quinary MI2S Playback", .rates = SNDRV_PCM_RATE_8000_192000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, + .formats = SNDRV_PCM_FMTBIT_S16_LE | + SNDRV_PCM_FMTBIT_S24_LE | + SNDRV_PCM_FMTBIT_S32_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000, @@ -456,7 +469,9 @@ static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = { .capture = { .stream_name = "Quinary MI2S Capture", .rates = SNDRV_PCM_RATE_8000_192000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, + .formats = SNDRV_PCM_FMTBIT_S16_LE | + SNDRV_PCM_FMTBIT_S24_LE | + SNDRV_PCM_FMTBIT_S32_LE, .channels_min = 1, .channels_max = 8, .rate_min = 8000,