linux-kernel - [PATCH v7 03/14] ALSA: hda: cs35l41: Save codec object inside component struct

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Date:   Wed, 22 Jun 2022 08:46:42 +0100
From:   Vitaly Rodionov <vitalyr@...nsource.cirrus.com>
To:     Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
        Mark Brown <broonie@...nel.org>
CC:     <alsa-devel@...a-project.org>, <patches@...nsource.cirrus.com>,
        <linux-kernel@...r.kernel.org>,
        Stefan Binding <sbinding@...nsource.cirrus.com>
Subject: [PATCH v7 03/14] ALSA: hda: cs35l41: Save codec object inside component struct

From: Stefan Binding <sbinding@...nsource.cirrus.com>

This is required for ALSA control support.

Signed-off-by: Stefan Binding <sbinding@...nsource.cirrus.com>
Signed-off-by: Vitaly Rodionov <vitalyr@...nsource.cirrus.com>
---
 sound/pci/hda/cs35l41_hda.c   | 1 +
 sound/pci/hda/cs35l41_hda.h   | 1 +
 sound/pci/hda/hda_component.h | 1 +
 sound/pci/hda/patch_realtek.c | 1 +
 4 files changed, 4 insertions(+)

diff --git a/sound/pci/hda/cs35l41_hda.c b/sound/pci/hda/cs35l41_hda.c
index cce27a86267f..bbbaafac50c3 100644
--- a/sound/pci/hda/cs35l41_hda.c
+++ b/sound/pci/hda/cs35l41_hda.c
@@ -117,6 +117,7 @@ static int cs35l41_hda_bind(struct device *dev, struct device *master, void *mas
 		return -EBUSY;
 
 	comps->dev = dev;
+	cs35l41->codec = comps->codec;
 	strscpy(comps->name, dev_name(dev), sizeof(comps->name));
 	comps->playback_hook = cs35l41_hda_playback_hook;
 
diff --git a/sound/pci/hda/cs35l41_hda.h b/sound/pci/hda/cs35l41_hda.h
index a52ffd1f7999..aaf9e16684c2 100644
--- a/sound/pci/hda/cs35l41_hda.h
+++ b/sound/pci/hda/cs35l41_hda.h
@@ -32,6 +32,7 @@ struct cs35l41_hda {
 	struct regmap *regmap;
 	struct gpio_desc *reset_gpio;
 	struct cs35l41_hw_cfg hw_cfg;
+	struct hda_codec *codec;
 
 	int irq;
 	int index;
diff --git a/sound/pci/hda/hda_component.h b/sound/pci/hda/hda_component.h
index e26c896a13f3..534e845b9cd1 100644
--- a/sound/pci/hda/hda_component.h
+++ b/sound/pci/hda/hda_component.h
@@ -14,5 +14,6 @@
 struct hda_component {
 	struct device *dev;
 	char name[HDA_MAX_NAME_SIZE];
+	struct hda_codec *codec;
 	void (*playback_hook)(struct device *dev, int action);
 };
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index ff9a09a670ed..923c0d498d54 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6654,6 +6654,7 @@ static void cs35l41_generic_fixup(struct hda_codec *cdc, int action, const char
 					      "%s-%s:00-cs35l41-hda.%d", bus, hid, i);
 			if (!name)
 				return;
+			spec->comps[i].codec = cdc;
 			component_match_add(dev, &spec->match, component_compare_dev_name, name);
 		}
 		ret = component_master_add_with_match(dev, &comp_master_ops, spec->match);
-- 
2.34.1