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/tas6424.c | 67 +++++++++++++++++++++++++++------
1 files changed, 54 insertions(+), 13 deletions(-)
diff --git a/kernel/sound/soc/codecs/tas6424.c b/kernel/sound/soc/codecs/tas6424.c
index 0d61455..59543d3 100644
--- a/kernel/sound/soc/codecs/tas6424.c
+++ b/kernel/sound/soc/codecs/tas6424.c
@@ -2,7 +2,7 @@
/*
* ALSA SoC Texas Instruments TAS6424 Quad-Channel Audio Amplifier
*
- * Copyright (C) 2016-2017 Texas Instruments Incorporated - http://www.ti.com/
+ * Copyright (C) 2016-2017 Texas Instruments Incorporated - https://www.ti.com/
* Author: Andreas Dannenberg <dannenberg@ti.com>
* Andrew F. Davis <afd@ti.com>
*/
@@ -41,6 +41,7 @@
struct regmap *regmap;
struct regulator_bulk_data supplies[TAS6424_NUM_SUPPLIES];
struct delayed_work fault_check_work;
+ unsigned int last_cfault;
unsigned int last_fault1;
unsigned int last_fault2;
unsigned int last_warn;
@@ -251,7 +252,7 @@
return 0;
}
-static int tas6424_mute(struct snd_soc_dai *dai, int mute)
+static int tas6424_mute(struct snd_soc_dai *dai, int mute, int direction)
{
struct snd_soc_component *component = dai->component;
struct tas6424_data *tas6424 = snd_soc_component_get_drvdata(component);
@@ -377,11 +378,12 @@
.non_legacy_dai_naming = 1,
};
-static struct snd_soc_dai_ops tas6424_speaker_dai_ops = {
+static const struct snd_soc_dai_ops tas6424_speaker_dai_ops = {
.hw_params = tas6424_hw_params,
.set_fmt = tas6424_set_dai_fmt,
.set_tdm_slot = tas6424_set_dai_tdm_slot,
- .digital_mute = tas6424_mute,
+ .mute_stream = tas6424_mute,
+ .no_capture_mute = 1,
};
static struct snd_soc_dai_driver tas6424_dai[] = {
@@ -406,9 +408,54 @@
unsigned int reg;
int ret;
+ ret = regmap_read(tas6424->regmap, TAS6424_CHANNEL_FAULT, ®);
+ if (ret < 0) {
+ dev_err(dev, "failed to read CHANNEL_FAULT register: %d\n", ret);
+ goto out;
+ }
+
+ if (!reg) {
+ tas6424->last_cfault = reg;
+ goto check_global_fault1_reg;
+ }
+
+ /*
+ * Only flag errors once for a given occurrence. This is needed as
+ * the TAS6424 will take time clearing the fault condition internally
+ * during which we don't want to bombard the system with the same
+ * error message over and over.
+ */
+ if ((reg & TAS6424_FAULT_OC_CH1) && !(tas6424->last_cfault & TAS6424_FAULT_OC_CH1))
+ dev_crit(dev, "experienced a channel 1 overcurrent fault\n");
+
+ if ((reg & TAS6424_FAULT_OC_CH2) && !(tas6424->last_cfault & TAS6424_FAULT_OC_CH2))
+ dev_crit(dev, "experienced a channel 2 overcurrent fault\n");
+
+ if ((reg & TAS6424_FAULT_OC_CH3) && !(tas6424->last_cfault & TAS6424_FAULT_OC_CH3))
+ dev_crit(dev, "experienced a channel 3 overcurrent fault\n");
+
+ if ((reg & TAS6424_FAULT_OC_CH4) && !(tas6424->last_cfault & TAS6424_FAULT_OC_CH4))
+ dev_crit(dev, "experienced a channel 4 overcurrent fault\n");
+
+ if ((reg & TAS6424_FAULT_DC_CH1) && !(tas6424->last_cfault & TAS6424_FAULT_DC_CH1))
+ dev_crit(dev, "experienced a channel 1 DC fault\n");
+
+ if ((reg & TAS6424_FAULT_DC_CH2) && !(tas6424->last_cfault & TAS6424_FAULT_DC_CH2))
+ dev_crit(dev, "experienced a channel 2 DC fault\n");
+
+ if ((reg & TAS6424_FAULT_DC_CH3) && !(tas6424->last_cfault & TAS6424_FAULT_DC_CH3))
+ dev_crit(dev, "experienced a channel 3 DC fault\n");
+
+ if ((reg & TAS6424_FAULT_DC_CH4) && !(tas6424->last_cfault & TAS6424_FAULT_DC_CH4))
+ dev_crit(dev, "experienced a channel 4 DC fault\n");
+
+ /* Store current fault1 value so we can detect any changes next time */
+ tas6424->last_cfault = reg;
+
+check_global_fault1_reg:
ret = regmap_read(tas6424->regmap, TAS6424_GLOB_FAULT1, ®);
if (ret < 0) {
- dev_err(dev, "failed to read FAULT1 register: %d\n", ret);
+ dev_err(dev, "failed to read GLOB_FAULT1 register: %d\n", ret);
goto out;
}
@@ -429,12 +476,6 @@
goto check_global_fault2_reg;
}
- /*
- * Only flag errors once for a given occurrence. This is needed as
- * the TAS6424 will take time clearing the fault condition internally
- * during which we don't want to bombard the system with the same
- * error message over and over.
- */
if ((reg & TAS6424_FAULT_PVDD_OV) && !(tas6424->last_fault1 & TAS6424_FAULT_PVDD_OV))
dev_crit(dev, "experienced a PVDD overvoltage fault\n");
@@ -453,7 +494,7 @@
check_global_fault2_reg:
ret = regmap_read(tas6424->regmap, TAS6424_GLOB_FAULT2, ®);
if (ret < 0) {
- dev_err(dev, "failed to read FAULT2 register: %d\n", ret);
+ dev_err(dev, "failed to read GLOB_FAULT2 register: %d\n", ret);
goto out;
}
@@ -530,7 +571,7 @@
/* Store current warn value so we can detect any changes next time */
tas6424->last_warn = reg;
- /* Clear any faults by toggling the CLEAR_FAULT control bit */
+ /* Clear any warnings by toggling the CLEAR_FAULT control bit */
ret = regmap_write_bits(tas6424->regmap, TAS6424_MISC_CTRL3,
TAS6424_CLEAR_FAULT, TAS6424_CLEAR_FAULT);
if (ret < 0)
--
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