From 5791c7699ff1b8be24e1e3b2c08b180598d3ba28 Mon Sep 17 00:00:00 2001
From: Stefan Binding <sbinding@opensource.cirrus.com>
Date: Mon, 13 Feb 2023 14:50:08 +0000
Subject: [PATCH] ALSA: hda: cs35l41: Enable Amp High Pass Filter
Git-commit: 5791c7699ff1b8be24e1e3b2c08b180598d3ba28
Patch-mainline: v6.3-rc1
References: git-fixes
This helps smooth out pops and clicks in the amps.
Signed-off-by: Stefan Binding <sbinding@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20230213145008.1215849-4-sbinding@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
sound/pci/hda/cs35l41_hda.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/sound/pci/hda/cs35l41_hda.c b/sound/pci/hda/cs35l41_hda.c
index 1aad2604b9db..75020edd39e7 100644
--- a/sound/pci/hda/cs35l41_hda.c
+++ b/sound/pci/hda/cs35l41_hda.c
@@ -58,7 +58,7 @@ static const struct reg_sequence cs35l41_hda_config[] = {
{ CS35L41_DSP1_RX3_SRC, 0x00000018 }, // DSP1RX3 SRC = VMON
{ CS35L41_DSP1_RX4_SRC, 0x00000019 }, // DSP1RX4 SRC = IMON
{ CS35L41_DSP1_RX5_SRC, 0x00000020 }, // DSP1RX5 SRC = ERRVOL
- { CS35L41_AMP_DIG_VOL_CTRL, 0x00000000 }, // AMP_VOL_PCM 0.0 dB
+ { CS35L41_AMP_DIG_VOL_CTRL, 0x00008000 }, // AMP_HPF_PCM_EN = 1, AMP_VOL_PCM 0.0 dB
{ CS35L41_AMP_GAIN_CTRL, 0x00000084 }, // AMP_GAIN_PCM 4.5 dB
};
@@ -82,13 +82,13 @@ static const struct reg_sequence cs35l41_hda_config_dsp[] = {
{ CS35L41_DSP1_RX3_SRC, 0x00000018 }, // DSP1RX3 SRC = VMON
{ CS35L41_DSP1_RX4_SRC, 0x00000019 }, // DSP1RX4 SRC = IMON
{ CS35L41_DSP1_RX5_SRC, 0x00000029 }, // DSP1RX5 SRC = VBSTMON
- { CS35L41_AMP_DIG_VOL_CTRL, 0x00000000 }, // AMP_VOL_PCM 0.0 dB
+ { CS35L41_AMP_DIG_VOL_CTRL, 0x00008000 }, // AMP_HPF_PCM_EN = 1, AMP_VOL_PCM 0.0 dB
{ CS35L41_AMP_GAIN_CTRL, 0x00000233 }, // AMP_GAIN_PCM = 17.5dB AMP_GAIN_PDM = 19.5dB
};
static const struct reg_sequence cs35l41_hda_mute[] = {
{ CS35L41_AMP_GAIN_CTRL, 0x00000000 }, // AMP_GAIN_PCM 0.5 dB
- { CS35L41_AMP_DIG_VOL_CTRL, 0x0000A678 }, // AMP_VOL_PCM Mute
+ { CS35L41_AMP_DIG_VOL_CTRL, 0x0000A678 }, // AMP_HPF_PCM_EN = 1, AMP_VOL_PCM Mute
};
static void cs35l41_add_controls(struct cs35l41_hda *cs35l41)
--
2.35.3