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cpufreq: Use a real device_probe routine

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cpufreq doesn't have any child drivers, so calling bus_generic_probe
was a nop.

Reviewed by:	imp
Differential Revision:	https://reviews.freebsd.org/D47184
This commit is contained in:
John Baldwin 2024-10-21 10:24:15 -04:00
parent 5fc3437915
commit ce968b095e
1 changed files with 9 additions and 1 deletions
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10
sys/kern/kern_cpu.c
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@ -97,6 +97,7 @@ TAILQ_HEAD(cf_setting_lst, cf_setting_array);
printf("cpufreq: " msg); \
} while (0)
static int cpufreq_probe(device_t dev);
static int cpufreq_attach(device_t dev);
static void cpufreq_startup_task(void *ctx, int pending);
static int cpufreq_detach(device_t dev);
@ -116,7 +117,7 @@ static int cpufreq_levels_sysctl(SYSCTL_HANDLER_ARGS);
static int cpufreq_settings_sysctl(SYSCTL_HANDLER_ARGS);
static device_method_t cpufreq_methods[] = {
DEVMETHOD(device_probe, bus_generic_probe),
DEVMETHOD(device_probe, cpufreq_probe),
DEVMETHOD(device_attach, cpufreq_attach),
DEVMETHOD(device_detach, cpufreq_detach),
@ -141,6 +142,13 @@ SYSCTL_INT(_debug_cpufreq, OID_AUTO, lowest, CTLFLAG_RWTUN, &cf_lowest_freq, 1,
SYSCTL_INT(_debug_cpufreq, OID_AUTO, verbose, CTLFLAG_RWTUN, &cf_verbose, 1,
"Print verbose debugging messages");
static int
cpufreq_probe(device_t dev)
{
device_set_desc(dev, "CPU frequency control");
return (BUS_PROBE_DEFAULT);
}
/*
* This is called as the result of a hardware specific frequency control driver
* calling cpufreq_register. It provides a general interface for system wide