linux-kernel - [PATCH 4/6] soundwire: qcom: make reset optional for v1.6 controller

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20221026110210.6575-5-srinivas.kandagatla@linaro.org>
Date:   Wed, 26 Oct 2022 12:02:08 +0100
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     vkoul@...nel.org, yung-chuan.liao@...ux.intel.com
Cc:     andersson@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org,
        pierre-louis.bossart@...ux.intel.com, sanyog.r.kale@...el.com,
        srinivas.kandagatla@...aro.org, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        alsa-devel@...a-project.org
Subject: [PATCH 4/6] soundwire: qcom: make reset optional for v1.6 controller

On Some Qualcomm SOCs like sc8280xp which uses v1.6 soundwire controller
reset is not mandatory, so make this an optional one.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
---
 drivers/soundwire/qcom.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/soundwire/qcom.c b/drivers/soundwire/qcom.c
index 7bc8cd0e906b..54d370f4b291 100644
--- a/drivers/soundwire/qcom.c
+++ b/drivers/soundwire/qcom.c
@@ -1330,8 +1330,8 @@ static int qcom_swrm_probe(struct platform_device *pdev)
 	}
 
 	if (data->sw_clk_gate_required) {
-		ctrl->audio_cgcr = devm_reset_control_get_exclusive(dev, "swr_audio_cgcr");
-		if (IS_ERR_OR_NULL(ctrl->audio_cgcr)) {
+		ctrl->audio_cgcr = devm_reset_control_get_optional_exclusive(dev, "swr_audio_cgcr");
+		if (IS_ERR(ctrl->audio_cgcr)) {
 			dev_err(dev, "Failed to get cgcr reset ctrl required for SW gating\n");
 			ret = PTR_ERR(ctrl->audio_cgcr);
 			goto err_init;
-- 
2.21.0