From 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 02:46:07 +0000
Subject: [PATCH] add audio
---
kernel/sound/soc/codecs/nau8825.c | 14 ++++++++------
1 files changed, 8 insertions(+), 6 deletions(-)
diff --git a/kernel/sound/soc/codecs/nau8825.c b/kernel/sound/soc/codecs/nau8825.c
index b9fed99..f0cba7b 100644
--- a/kernel/sound/soc/codecs/nau8825.c
+++ b/kernel/sound/soc/codecs/nau8825.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Nuvoton NAU8825 audio codec driver
*
@@ -5,8 +6,6 @@
* Author: Anatol Pomozov <anatol@chromium.org>
* Copyright 2015 Nuvoton Technology Corp.
* Co-author: Meng-Huang Kuo <mhkuo@nuvoton.com>
- *
- * Licensed under the GPL-2.
*/
#include <linux/module.h>
@@ -252,7 +251,7 @@
*
* Acquires the semaphore without jiffies. Try to acquire the semaphore
* atomically. Returns 0 if the semaphore has been acquired successfully
- * or 1 if it it cannot be acquired.
+ * or 1 if it cannot be acquired.
*/
static int nau8825_sema_acquire(struct nau8825 *nau8825, long timeout)
{
@@ -351,6 +350,7 @@
* Computes log10 of a value; the result is round off to 3 decimal. This func-
* tion takes reference to dvb-math. The source code locates as the following.
* Linux/drivers/media/dvb-core/dvb_math.c
+ * @value: input for log10
*
* return log10(value) * 1000
*/
@@ -424,10 +424,8 @@
{
u32 gain, sidetone;
- if (unlikely(sig_org == 0) || unlikely(sig_cros == 0)) {
- WARN_ON(1);
+ if (WARN_ON(sig_org == 0 || sig_cros == 0))
return 0;
- }
sig_org = nau8825_intlog10_dec3(sig_org);
sig_cros = nau8825_intlog10_dec3(sig_cros);
@@ -1882,6 +1880,10 @@
NAU8825_JACK_EJECT_DEBOUNCE_MASK,
nau8825->jack_eject_debounce << NAU8825_JACK_EJECT_DEBOUNCE_SFT);
+ /* Pull up IRQ pin */
+ regmap_update_bits(regmap, NAU8825_REG_INTERRUPT_MASK,
+ NAU8825_IRQ_PIN_PULLUP | NAU8825_IRQ_PIN_PULL_EN,
+ NAU8825_IRQ_PIN_PULLUP | NAU8825_IRQ_PIN_PULL_EN);
/* Mask unneeded IRQs: 1 - disable, 0 - enable */
regmap_update_bits(regmap, NAU8825_REG_INTERRUPT_MASK, 0x7ff, 0x7ff);
--
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