linux-kernel - [PATCH 11/20] hda: cs35l41: Put the device into safe mode for external boost

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Date:   Thu, 3 Mar 2022 17:30:50 +0000
From:   Lucas Tanure <tanureal@...nsource.cirrus.com>
To:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>
CC:     <alsa-devel@...a-project.org>, <patches@...nsource.cirrus.com>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Lucas Tanure <tanureal@...nsource.cirrus.com>
Subject: [PATCH 11/20] hda: cs35l41: Put the device into safe mode for external boost

All external boost setups should be put into safe mode.

Signed-off-by: Lucas Tanure <tanureal@...nsource.cirrus.com>
---
 sound/pci/hda/cs35l41_hda.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/sound/pci/hda/cs35l41_hda.c b/sound/pci/hda/cs35l41_hda.c
index 17660ce71f93..665f0b4e191a 100644
--- a/sound/pci/hda/cs35l41_hda.c
+++ b/sound/pci/hda/cs35l41_hda.c
@@ -109,8 +109,6 @@ static const struct reg_sequence cs35l41_reset_to_safe[] = {
 };
 
 static const struct cs35l41_hda_reg_sequence cs35l41_hda_reg_seq_no_bst = {
-	.probe		= cs35l41_reset_to_safe,
-	.num_probe	= ARRAY_SIZE(cs35l41_reset_to_safe),
 	.prepare	= cs35l41_safe_to_active,
 	.num_prepare	= ARRAY_SIZE(cs35l41_safe_to_active),
 	.cleanup	= cs35l41_active_to_safe,
@@ -224,10 +222,13 @@ static int cs35l41_hda_apply_properties(struct cs35l41_hda *cs35l41)
 			return ret;
 		break;
 	case CS35L41_EXT_BOOST:
-		cs35l41->reg_seq = &cs35l41_hda_reg_seq_ext_bst;
-		break;
 	case CS35L41_EXT_BOOST_NO_VSPK_SWITCH:
-		cs35l41->reg_seq = &cs35l41_hda_reg_seq_no_bst;
+		if (hw_cfg->bst_type == CS35L41_EXT_BOOST)
+			cs35l41->reg_seq = &cs35l41_hda_reg_seq_ext_bst;
+		else
+			cs35l41->reg_seq = &cs35l41_hda_reg_seq_no_bst;
+		regmap_multi_reg_write(cs35l41->regmap, cs35l41_reset_to_safe,
+				       ARRAY_SIZE(cs35l41_reset_to_safe));
 		break;
 	default:
 		dev_err(cs35l41->dev, "Boost type %d not supported\n", hw_cfg->bst_type);
-- 
2.35.1