Thread (6 messages) 6 messages, 3 authors, 2025-11-29

Re: [PATCH v2 1/2] ASoC: fsl_micfil: Add default quality for different platforms

From: Shengjiu Wang <shengjiu.wang@gmail.com>
Date: 2025-11-28 07:42:48
Also in: linux-sound, lkml

On Thu, Nov 27, 2025 at 10:27 AM Chancel Liu [off-list ref] wrote:
Add a default quality flag in soc data. For i.MX8MP/93/943 platforms on
which range control is constrained, set medium quality by default to
achieve better audio performance and wider adjustable range control.

Signed-off-by: Chancel Liu <redacted>
Acked-by: Shengjiu Wang <shengjiu.wang@gmail.com>

Best regards
Shengjiu wang
quoted hunk ↗ jump to hunk
---
 sound/soc/fsl/fsl_micfil.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/sound/soc/fsl/fsl_micfil.c b/sound/soc/fsl/fsl_micfil.c
index 1ea543863101..86678fee7a57 100644
--- a/sound/soc/fsl/fsl_micfil.c
+++ b/sound/soc/fsl/fsl_micfil.c
@@ -92,6 +92,7 @@ struct fsl_micfil_soc_data {
        bool volume_sx;
        u64  formats;
        int  fifo_offset;
+       enum quality default_quality;
 };

 static struct fsl_micfil_soc_data fsl_micfil_imx8mm = {
@@ -102,6 +103,7 @@ static struct fsl_micfil_soc_data fsl_micfil_imx8mm = {
        .formats = SNDRV_PCM_FMTBIT_S16_LE,
        .volume_sx = true,
        .fifo_offset = 0,
+       .default_quality = QUALITY_VLOW0,
 };

 static struct fsl_micfil_soc_data fsl_micfil_imx8mp = {
@@ -112,6 +114,7 @@ static struct fsl_micfil_soc_data fsl_micfil_imx8mp = {
        .formats = SNDRV_PCM_FMTBIT_S32_LE,
        .volume_sx = false,
        .fifo_offset = 0,
+       .default_quality = QUALITY_MEDIUM,
 };

 static struct fsl_micfil_soc_data fsl_micfil_imx93 = {
@@ -124,6 +127,7 @@ static struct fsl_micfil_soc_data fsl_micfil_imx93 = {
        .use_verid = true,
        .volume_sx = false,
        .fifo_offset = 0,
+       .default_quality = QUALITY_MEDIUM,
 };

 static struct fsl_micfil_soc_data fsl_micfil_imx943 = {
@@ -136,6 +140,7 @@ static struct fsl_micfil_soc_data fsl_micfil_imx943 = {
        .use_verid = true,
        .volume_sx = false,
        .fifo_offset = -4,
+       .default_quality = QUALITY_MEDIUM,
 };

 static const struct of_device_id fsl_micfil_dt_ids[] = {
@@ -892,7 +897,7 @@ static int fsl_micfil_dai_probe(struct snd_soc_dai *cpu_dai)
        unsigned int val = 0;
        int ret, i;

-       micfil->quality = QUALITY_VLOW0;
+       micfil->quality = micfil->soc->default_quality;
        micfil->card = cpu_dai->component->card;

        /* set default gain to 2 */
--
2.50.1
  
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