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soc: swr-mstr-ctrl: Fix SWR cmd FIFO overflow error

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Fix SWR cmd FIFO overflow error.
In 5.4 kernel there are few additional register writes added in soundwire driver,
one of the register(SWRS_DP_SAMPLE_CONTROL_2_BANK) write is causing overflow error.

Change-Id: I31f4855af52b24ceac53f55010ce1935c3bc1ea6
Signed-off-by: Shuai Zhang <quic_shuzhan@quicinc.com>
This commit is contained in:
Shuai Zhang 2022-03-04 08:48:07 +05:30
parent 389f9c7901
commit 31b7445e17
1 changed files with 5 additions and 2 deletions
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7
soc/swr-mstr-ctrl.c
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@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2015-2021, The Linux Foundation. All rights reserved.
* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#include <linux/irq.h>
@ -1464,12 +1465,14 @@ static void swrm_copy_data_port_config(struct swr_master *master, u8 bank)
SWRS_DP_SAMPLE_CONTROL_1_BANK(slv_id,
bank));
reg[len] = SWRM_CMD_FIFO_WR_CMD;
val[len++] = SWR_REG_VAL_PACK(
if ((port_req->sinterval >> 8)& 0xFF) {
reg[len] = SWRM_CMD_FIFO_WR_CMD;
val[len++] = SWR_REG_VAL_PACK(
(port_req->sinterval >> 8)& 0xFF,
port_req->dev_num, 0x00,
SWRS_DP_SAMPLE_CONTROL_2_BANK(slv_id,
bank));
}
reg[len] = SWRM_CMD_FIFO_WR_CMD;
val[len++] = SWR_REG_VAL_PACK(port_req->offset1,