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Message-ID: <20240617154105.108635-4-simont@opensource.cirrus.com>
Date: Mon, 17 Jun 2024 16:41:04 +0100
From: Simon Trimmer <simont@...nsource.cirrus.com>
To: <tiwai@...e.com>
CC: <linux-sound@...r.kernel.org>, <alsa-devel@...a-project.org>,
<linux-kernel@...r.kernel.org>, <patches@...nsource.cirrus.com>,
<soyer@....hu>, <shenghao-ding@...com>, <kevin-lu@...com>,
<baojun.xu@...com>, Simon Trimmer <simont@...nsource.cirrus.com>
Subject: [PATCH 3/4] ALSA: hda: hda_component: Move codec field into the parent
There is one codec shared across all of the bound HDA components and a
copy is usually stashed in the amp driver so it doesn't need to be in
every hda_component.
Signed-off-by: Simon Trimmer <simont@...nsource.cirrus.com>
---
sound/pci/hda/cs35l41_hda.c | 7 ++++---
sound/pci/hda/cs35l56_hda.c | 2 +-
sound/pci/hda/hda_component.c | 5 +----
sound/pci/hda/hda_component.h | 2 +-
sound/pci/hda/tas2781_hda_i2c.c | 2 +-
5 files changed, 8 insertions(+), 10 deletions(-)
diff --git a/sound/pci/hda/cs35l41_hda.c b/sound/pci/hda/cs35l41_hda.c
index 32c9d95150ba..9c45d5953c80 100644
--- a/sound/pci/hda/cs35l41_hda.c
+++ b/sound/pci/hda/cs35l41_hda.c
@@ -1436,10 +1436,11 @@ static int cs35l41_hda_bind(struct device *dev, struct device *master, void *mas
mutex_lock(&cs35l41->fw_mutex);
comp->dev = dev;
+ cs35l41->codec = parent->codec;
if (!cs35l41->acpi_subsystem_id)
cs35l41->acpi_subsystem_id = kasprintf(GFP_KERNEL, "%.8x",
- comp->codec->core.subsystem_id);
- cs35l41->codec = comp->codec;
+ cs35l41->codec->core.subsystem_id);
+
strscpy(comp->name, dev_name(dev), sizeof(comp->name));
cs35l41->firmware_type = HDA_CS_DSP_FW_SPK_PROT;
@@ -1470,7 +1471,7 @@ static int cs35l41_hda_bind(struct device *dev, struct device *master, void *mas
mutex_unlock(&cs35l41->fw_mutex);
sleep_flags = lock_system_sleep();
- if (!device_link_add(&comp->codec->core.dev, cs35l41->dev, DL_FLAG_STATELESS))
+ if (!device_link_add(&cs35l41->codec->core.dev, cs35l41->dev, DL_FLAG_STATELESS))
dev_warn(dev, "Unable to create device link\n");
unlock_system_sleep(sleep_flags);
diff --git a/sound/pci/hda/cs35l56_hda.c b/sound/pci/hda/cs35l56_hda.c
index abe415795d90..53dee0286ee1 100644
--- a/sound/pci/hda/cs35l56_hda.c
+++ b/sound/pci/hda/cs35l56_hda.c
@@ -697,7 +697,7 @@ static int cs35l56_hda_bind(struct device *dev, struct device *master, void *mas
return -EBUSY;
comp->dev = dev;
- cs35l56->codec = comp->codec;
+ cs35l56->codec = parent->codec;
strscpy(comp->name, dev_name(dev), sizeof(comp->name));
comp->playback_hook = cs35l56_hda_playback_hook;
diff --git a/sound/pci/hda/hda_component.c b/sound/pci/hda/hda_component.c
index 8c11c8b37799..1a9950b76866 100644
--- a/sound/pci/hda/hda_component.c
+++ b/sound/pci/hda/hda_component.c
@@ -134,12 +134,9 @@ static int hda_comp_match_dev_name(struct device *dev, void *data)
int hda_component_manager_bind(struct hda_codec *cdc,
struct hda_component_parent *parent)
{
- int i;
-
/* Init shared and component specific data */
memset(parent, 0, sizeof(*parent));
- for (i = 0; i < ARRAY_SIZE(parent->comps); i++)
- parent->comps[i].codec = cdc;
+ parent->codec = cdc;
return component_bind_all(hda_codec_dev(cdc), parent);
}
diff --git a/sound/pci/hda/hda_component.h b/sound/pci/hda/hda_component.h
index e547e1f1e674..dd4dabeae9ee 100644
--- a/sound/pci/hda/hda_component.h
+++ b/sound/pci/hda/hda_component.h
@@ -19,7 +19,6 @@
struct hda_component {
struct device *dev;
char name[HDA_MAX_NAME_SIZE];
- struct hda_codec *codec;
struct acpi_device *adev;
bool acpi_notifications_supported;
void (*acpi_notify)(acpi_handle handle, u32 event, struct device *dev);
@@ -29,6 +28,7 @@ struct hda_component {
};
struct hda_component_parent {
+ struct hda_codec *codec;
struct hda_component comps[HDA_MAX_COMPONENTS];
};
diff --git a/sound/pci/hda/tas2781_hda_i2c.c b/sound/pci/hda/tas2781_hda_i2c.c
index 2794acd4c9ab..7fab19f85968 100644
--- a/sound/pci/hda/tas2781_hda_i2c.c
+++ b/sound/pci/hda/tas2781_hda_i2c.c
@@ -719,7 +719,7 @@ static int tas2781_hda_bind(struct device *dev, struct device *master,
if (comp->dev)
return -EBUSY;
- codec = comp->codec;
+ codec = parent->codec;
subid = codec->core.subsystem_id >> 16;
switch (subid) {
--
2.34.1
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