linux-kernel - [PATCH v3 2/9] cpufreq: qcom-nvmem: Add genpd names to match_data

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Message-ID: <20240626104002.420535-3-quic_varada@quicinc.com>
Date: Wed, 26 Jun 2024 16:09:55 +0530
From: Varadarajan Narayanan <quic_varada@...cinc.com>
To: <robh@...nel.org>, <krzk+dt@...nel.org>, <conor+dt@...nel.org>,
        <angelogioacchino.delregno@...labora.com>, <andersson@...nel.org>,
        <konrad.dybcio@...aro.org>, <mturquette@...libre.com>,
        <sboyd@...nel.org>, <ilia.lin@...nel.org>, <rafael@...nel.org>,
        <viresh.kumar@...aro.org>, <ulf.hansson@...aro.org>,
        <quic_sibis@...cinc.com>, <otto.pflueger@...cue.de>,
        <neil.armstrong@...aro.org>, <luca@...tu.xyz>, <abel.vesa@...aro.org>,
        <danila@...xyga.com>, <quic_varada@...cinc.com>,
        <quic_ipkumar@...cinc.com>, <linux-arm-msm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-clk@...r.kernel.org>, <linux-pm@...r.kernel.org>
Subject: [PATCH v3 2/9] cpufreq: qcom-nvmem: Add genpd names to match_data_kryo

This is used for tying up the cpu@N nodes with the power domains.
Without this, 'cat /sys/kernel/debug/qcom_cpr3/thread0'
crashes with NULL pointer access.

Signed-off-by: Varadarajan Narayanan <quic_varada@...cinc.com>
---
 drivers/cpufreq/qcom-cpufreq-nvmem.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/cpufreq/qcom-cpufreq-nvmem.c b/drivers/cpufreq/qcom-cpufreq-nvmem.c
index 939702dfa73f..5e6525c7788c 100644
--- a/drivers/cpufreq/qcom-cpufreq-nvmem.c
+++ b/drivers/cpufreq/qcom-cpufreq-nvmem.c
@@ -399,6 +399,7 @@ static const char *generic_genpd_names[] = { "perf", NULL };
 
 static const struct qcom_cpufreq_match_data match_data_kryo = {
 	.get_version = qcom_cpufreq_kryo_name_version,
+	.genpd_names = generic_genpd_names,
 };
 
 static const struct qcom_cpufreq_match_data match_data_krait = {
-- 
2.34.1