From b22da3d8526a935aa31e086e63f60ff3246cb61c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 07:24:11 +0000
Subject: [PATCH] add stmac read mac form eeprom
---
kernel/sound/soc/codecs/rt274.c | 28 ++++++++++++++++++----------
1 files changed, 18 insertions(+), 10 deletions(-)
diff --git a/kernel/sound/soc/codecs/rt274.c b/kernel/sound/soc/codecs/rt274.c
index f09f2d8..70cf17c 100644
--- a/kernel/sound/soc/codecs/rt274.c
+++ b/kernel/sound/soc/codecs/rt274.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* rt274.c -- RT274 ALSA SoC audio codec driver
*
* Copyright 2017 Realtek Semiconductor Corp.
* Author: Bard Liao <bardliao@realtek.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/module.h>
@@ -353,6 +350,7 @@
static int rt274_jack_detect(struct rt274_priv *rt274, bool *hp, bool *mic)
{
unsigned int buf;
+ int ret;
*hp = false;
*mic = false;
@@ -360,9 +358,15 @@
if (!rt274->component)
return -EINVAL;
- regmap_read(rt274->regmap, RT274_GET_HP_SENSE, &buf);
+ ret = regmap_read(rt274->regmap, RT274_GET_HP_SENSE, &buf);
+ if (ret)
+ return ret;
+
*hp = buf & 0x80000000;
- regmap_read(rt274->regmap, RT274_GET_MIC_SENSE, &buf);
+ ret = regmap_read(rt274->regmap, RT274_GET_MIC_SENSE, &buf);
+ if (ret)
+ return ret;
+
*mic = buf & 0x80000000;
pr_debug("*hp = %d *mic = %d\n", *hp, *mic);
@@ -381,10 +385,10 @@
if (rt274_jack_detect(rt274, &hp, &mic) < 0)
return;
- if (hp == true)
+ if (hp)
status |= SND_JACK_HEADPHONE;
- if (mic == true)
+ if (mic)
status |= SND_JACK_MICROPHONE;
snd_soc_jack_report(rt274->jack, status,
@@ -756,6 +760,7 @@
break;
default:
dev_warn(component->dev, "invalid pll source, use BCLK\n");
+ fallthrough;
case RT274_PLL2_S_BCLK:
snd_soc_component_update_bits(component, RT274_PLL2_CTRL,
RT274_PLL2_SRC_MASK, RT274_PLL2_SRC_BCLK);
@@ -783,6 +788,7 @@
break;
default:
dev_warn(component->dev, "invalid freq_in, assume 4.8M\n");
+ fallthrough;
case 100:
snd_soc_component_write(component, 0x7a, 0xaab6);
snd_soc_component_write(component, 0x7b, 0x0301);
@@ -954,10 +960,10 @@
ret = rt274_jack_detect(rt274, &hp, &mic);
if (ret == 0) {
- if (hp == true)
+ if (hp)
status |= SND_JACK_HEADPHONE;
- if (mic == true)
+ if (mic)
status |= SND_JACK_MICROPHONE;
snd_soc_jack_report(rt274->jack, status,
@@ -1099,12 +1105,14 @@
};
MODULE_DEVICE_TABLE(i2c, rt274_i2c_id);
+#ifdef CONFIG_ACPI
static const struct acpi_device_id rt274_acpi_match[] = {
{ "10EC0274", 0 },
{ "INT34C2", 0 },
{},
};
MODULE_DEVICE_TABLE(acpi, rt274_acpi_match);
+#endif
static int rt274_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
--
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