linux-kernel - [PATCH v8 5/5] clk: qcom: lpassaudiocc-sc7280: Skip lpass_aon_cc

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]

Date:   Mon, 13 Feb 2023 15:15:28 +0530
From:   Mohammad Rafi Shaik <quic_mohs@...cinc.com>
To:     <swboyd@...omium.org>, <krzysztof.kozlowski+dt@...aro.org>,
        <agross@...nel.org>, <andersson@...nel.org>, <robh+dt@...nel.org>,
        <broonie@...nel.org>, <quic_plai@...cinc.com>,
        <konrad.dybcio@...ainline.org>, <mturquette@...libre.com>,
        <sboyd@...nel.org>, <linux-arm-msm@...r.kernel.org>,
        <linux-clk@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <quic_rohkumar@...cinc.com>, <quic_visr@...cinc.com>
CC:     Srinivasa Rao Mandadapu <quic_srivasam@...cinc.com>,
        Mohammad Rafi Shaik <quic_mohs@...cinc.com>
Subject: [PATCH v8 5/5] clk: qcom: lpassaudiocc-sc7280: Skip lpass_aon_cc_pll config

From: Srinivasa Rao Mandadapu <quic_srivasam@...cinc.com>

Skip lpass_aon_cc_pll configuration for ADSP based platforms
based on qcom,adsp-pil-mode property.
This is to avoid ADSP out of reset fail.

Signed-off-by: Mohammad Rafi Shaik <quic_mohs@...cinc.com>
Signed-off-by: Srinivasa Rao Mandadapu <quic_srivasam@...cinc.com>
Tested-by: Mohammad Rafi Shaik <quic_mohs@...cinc.com>
Reviewed-by: Stephen Boyd <swboyd@...omium.org>
---
 drivers/clk/qcom/lpassaudiocc-sc7280.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/qcom/lpassaudiocc-sc7280.c b/drivers/clk/qcom/lpassaudiocc-sc7280.c
index 533d68d80538..14ff6cb1c99b 100644
--- a/drivers/clk/qcom/lpassaudiocc-sc7280.c
+++ b/drivers/clk/qcom/lpassaudiocc-sc7280.c
@@ -845,7 +845,13 @@ static int lpass_aon_cc_sc7280_probe(struct platform_device *pdev)
 		goto exit;
 	}
 
-	clk_lucid_pll_configure(&lpass_aon_cc_pll, regmap, &lpass_aon_cc_pll_config);
+	/*
+	 * ADSP firmware is in control of this PLL frequency when
+	 * remoteproc is used. Skip frequency configuration in that
+	 * case.
+	 */
+	if (!of_property_read_bool(pdev->dev.of_node, "qcom,adsp-pil-mode"))
+		clk_lucid_pll_configure(&lpass_aon_cc_pll, regmap, &lpass_aon_cc_pll_config);
 
 	ret = qcom_cc_really_probe(pdev, &lpass_aon_cc_sc7280_desc, regmap);
 	if (ret) {
-- 
2.25.1