diff options
Diffstat (limited to 'kernel/power/energy_model.c')
| -rw-r--r-- | kernel/power/energy_model.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/power/energy_model.c b/kernel/power/energy_model.c index 97e62469a6b3..6d8438347535 100644 --- a/kernel/power/energy_model.c +++ b/kernel/power/energy_model.c @@ -2,7 +2,7 @@ /* * Energy Model of devices * - * Copyright (c) 2018-2020, Arm ltd. + * Copyright (c) 2018-2021, Arm ltd. * Written by: Quentin Perret, Arm ltd. * Improvements provided by: Lukasz Luba, Arm ltd. */ @@ -42,6 +42,7 @@ static void em_debug_create_ps(struct em_perf_state *ps, struct dentry *pd) debugfs_create_ulong("frequency", 0444, d, &ps->frequency); debugfs_create_ulong("power", 0444, d, &ps->power); debugfs_create_ulong("cost", 0444, d, &ps->cost); + debugfs_create_ulong("inefficient", 0444, d, &ps->flags); } static int em_debug_cpus_show(struct seq_file *s, void *unused) @@ -162,6 +163,7 @@ static int em_create_perf_table(struct device *dev, struct em_perf_domain *pd, table[i].cost = div64_u64(fmax * power_res, table[i].frequency); if (table[i].cost >= prev_cost) { + table[i].flags = EM_PERF_STATE_INEFFICIENT; dev_dbg(dev, "EM: OPP:%lu is inefficient\n", table[i].frequency); } else { |