Messages in this thread Patch in this message | | | From | Andrew Halaney <> | Subject | [PATCH] cpufreq: qcom-cpufreq-hw: Use dev_err_probe() when failing to get icc paths | Date | Fri, 23 Jun 2023 10:57:07 -0500 |
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This way, if there's an issue (in this case a -EPROBE_DEFER), you can get useful output:
[root@dhcp19-243-150 ~]# cat /sys/kernel/debug/devices_deferred 18591000.cpufreq qcom-cpufreq-hw: Failed to find icc paths
Signed-off-by: Andrew Halaney <ahalaney@redhat.com> --- drivers/cpufreq/qcom-cpufreq-hw.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c index a78d7a27b4b5..f2830371d25f 100644 --- a/drivers/cpufreq/qcom-cpufreq-hw.c +++ b/drivers/cpufreq/qcom-cpufreq-hw.c @@ -661,7 +661,7 @@ static int qcom_cpufreq_hw_driver_probe(struct platform_device *pdev) ret = dev_pm_opp_of_find_icc_paths(cpu_dev, NULL); if (ret) - return ret; + return dev_err_probe(dev, ret, "Failed to find icc paths\n"); for (num_domains = 0; num_domains < MAX_FREQ_DOMAINS; num_domains++) if (!platform_get_resource(pdev, IORESOURCE_MEM, num_domains)) -- 2.40.1
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