0084-sound-Soc-Add-lock-init-in-Phytium-I2S-driver.patch

From 438921fd5fe4d4a18fd94823b22a2b4350776bce Mon Sep 17 00:00:00 2001
From: Liu Tianyu <liutianyu1250@phytium.com.cn>
Date: Mon, 17 Jun 2024 19:33:07 +0800
Subject: [PATCH 084/150] sound: Soc: Add lock init in Phytium I2S driver

Bugfixed the lock initialization in Phytium I2S driver.

Signed-off-by: Liu Tianyu <liutianyu1250@phytium.com.cn>
Signed-off-by: Li Mingzhe <limingzhe1839@phytium.com.cn>
Signed-off-by: Wang Yinfeng <wangyinfeng@phytium.com.cn>
Signed-off-by: Chen Baozi <chenbaozi@phytium.com.cn>
Change-Id: I14e8abf89d02940a570f35ae15370d47bd7ae070
Signed-off-by: Andrew Powers-Holmes <aholmes@omnom.net>
---
 sound/soc/phytium/phytium_i2s.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sound/soc/phytium/phytium_i2s.c b/sound/soc/phytium/phytium_i2s.c
index 648c70368218..a01f83a06874 100644
--- a/sound/soc/phytium/phytium_i2s.c
+++ b/sound/soc/phytium/phytium_i2s.c
@@ -1146,6 +1146,8 @@ static int azx_first_init(struct azx *chip)
 
 	synchronize_irq(bus->irq);
 
+	spin_lock_init(&bus->reg_lock);
+
 	if (!dma_set_mask(i2sdev, DMA_BIT_MASK(dma_bits))) {
 		err = dma_set_coherent_mask(i2sdev, DMA_BIT_MASK(dma_bits));
 	} else {
-- 
2.47.0