linux-kernel - [PATCH v9 4/4] remoteproc: qcom: wcss: explicitly request exclusive reset control

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Message-Id: <1611983989-10125-5-git-send-email-gokulsri@codeaurora.org>
Date:   Sat, 30 Jan 2021 10:49:49 +0530
From:   Gokul Sriram Palanisamy <gokulsri@...eaurora.org>
To:     sboyd@...nel.org, agross@...nel.org, bjorn.andersson@...aro.org,
        david.brown@...aro.org, devicetree@...r.kernel.org,
        jassisinghbrar@...il.com, linux-arm-msm@...r.kernel.org,
        linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-remoteproc@...r.kernel.org, mark.rutland@....com,
        mturquette@...libre.com, ohad@...ery.com, robh+dt@...nel.org,
        govinds@...eaurora.org, sricharan@...eaurora.org,
        gokulsri@...eaurora.org
Subject: [PATCH v9 4/4] remoteproc: qcom: wcss: explicitly request exclusive reset control

From: Govind Singh <govinds@...eaurora.org>

Use request exclusive reset control for wcss reset controls.

Signed-off-by: Govind Singh <govinds@...eaurora.org>
Signed-off-by: Gokul Sriram Palanisamy <gokulsri@...eaurora.org>
---
 drivers/remoteproc/qcom_q6v5_wcss.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/remoteproc/qcom_q6v5_wcss.c b/drivers/remoteproc/qcom_q6v5_wcss.c
index 7a6cadc..7628259 100644
--- a/drivers/remoteproc/qcom_q6v5_wcss.c
+++ b/drivers/remoteproc/qcom_q6v5_wcss.c
@@ -788,21 +788,21 @@ static int q6v5_wcss_init_reset(struct q6v5_wcss *wcss,
 	struct device *dev = wcss->dev;
 
 	if (desc->aon_reset_required) {
-		wcss->wcss_aon_reset = devm_reset_control_get(dev, "wcss_aon_reset");
+		wcss->wcss_aon_reset = devm_reset_control_get_exclusive(dev, "wcss_aon_reset");
 		if (IS_ERR(wcss->wcss_aon_reset)) {
 			dev_err(wcss->dev, "fail to acquire wcss_aon_reset\n");
 			return PTR_ERR(wcss->wcss_aon_reset);
 		}
 	}
 
-	wcss->wcss_reset = devm_reset_control_get(dev, "wcss_reset");
+	wcss->wcss_reset = devm_reset_control_get_exclusive(dev, "wcss_reset");
 	if (IS_ERR(wcss->wcss_reset)) {
 		dev_err(wcss->dev, "unable to acquire wcss_reset\n");
 		return PTR_ERR(wcss->wcss_reset);
 	}
 
 	if (desc->wcss_q6_reset_required) {
-		wcss->wcss_q6_reset = devm_reset_control_get(dev, "wcss_q6_reset");
+		wcss->wcss_q6_reset = devm_reset_control_get_exclusive(dev, "wcss_q6_reset");
 		if (IS_ERR(wcss->wcss_q6_reset)) {
 			dev_err(wcss->dev, "unable to acquire wcss_q6_reset\n");
 			return PTR_ERR(wcss->wcss_q6_reset);
-- 
2.7.4