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/ux500/ux500_msp_i2s.c | 16 ++++++----------
1 files changed, 6 insertions(+), 10 deletions(-)
diff --git a/kernel/sound/soc/ux500/ux500_msp_i2s.c b/kernel/sound/soc/ux500/ux500_msp_i2s.c
index bd5266a..fd0b88b 100644
--- a/kernel/sound/soc/ux500/ux500_msp_i2s.c
+++ b/kernel/sound/soc/ux500/ux500_msp_i2s.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) ST-Ericsson SA 2012
*
@@ -7,10 +8,6 @@
* for ST-Ericsson.
*
* License terms:
- *
- * 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>
@@ -398,7 +395,7 @@
static void flush_fifo_rx(struct ux500_msp *msp)
{
- u32 reg_val_DR, reg_val_GCR, reg_val_FLR;
+ u32 reg_val_GCR, reg_val_FLR;
u32 limit = 32;
reg_val_GCR = readl(msp->registers + MSP_GCR);
@@ -406,7 +403,7 @@
reg_val_FLR = readl(msp->registers + MSP_FLR);
while (!(reg_val_FLR & RX_FIFO_EMPTY) && limit--) {
- reg_val_DR = readl(msp->registers + MSP_DR);
+ readl(msp->registers + MSP_DR);
reg_val_FLR = readl(msp->registers + MSP_FLR);
}
@@ -415,7 +412,7 @@
static void flush_fifo_tx(struct ux500_msp *msp)
{
- u32 reg_val_TSTDR, reg_val_GCR, reg_val_FLR;
+ u32 reg_val_GCR, reg_val_FLR;
u32 limit = 32;
reg_val_GCR = readl(msp->registers + MSP_GCR);
@@ -424,7 +421,7 @@
reg_val_FLR = readl(msp->registers + MSP_FLR);
while (!(reg_val_FLR & TX_FIFO_EMPTY) && limit--) {
- reg_val_TSTDR = readl(msp->registers + MSP_TSTDR);
+ readl(msp->registers + MSP_TSTDR);
reg_val_FLR = readl(msp->registers + MSP_FLR);
}
writel(0x0, msp->registers + MSP_ITCR);
@@ -536,7 +533,6 @@
static int disable_msp(struct ux500_msp *msp, unsigned int dir)
{
u32 reg_val_GCR;
- int status = 0;
unsigned int disable_tx, disable_rx;
reg_val_GCR = readl(msp->registers + MSP_GCR);
@@ -569,7 +565,7 @@
else if (disable_rx)
disable_msp_rx(msp);
- return status;
+ return 0;
}
int ux500_msp_i2s_trigger(struct ux500_msp *msp, int cmd, int direction)
--
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