diff options
Diffstat (limited to 'drivers/powercap')
| -rw-r--r-- | drivers/powercap/intel_rapl.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/powercap/intel_rapl.c b/drivers/powercap/intel_rapl.c index 3c6768378a94..0e37fe106eb2 100644 --- a/drivers/powercap/intel_rapl.c +++ b/drivers/powercap/intel_rapl.c @@ -1147,6 +1147,11 @@ static int rapl_check_domain(int cpu, int domain) if (rdmsrl_safe_on_cpu(cpu, msr, &val1)) return -ENODEV; + /* PP1/uncore/graphics domain may not be active at the time of + * driver loading. So skip further checks. + */ + if (domain == RAPL_DOMAIN_PP1) + return 0; /* energy counters roll slowly on some domains */ while (++retry < 10) { usleep_range(10000, 15000); |