diff options
| author | Lifeng Zheng <zhenglifeng1@huawei.com> | 2025-04-21 11:00:18 +0800 |
|---|---|---|
| committer | Chanwoo Choi <cw00.choi@samsung.com> | 2025-07-14 20:04:16 +0900 |
| commit | 5487f2595bc821348848b0708f42df825d856f9e (patch) | |
| tree | 7a2b4ea2aad4dae5369cc0cf170678ddf8cb19f5 /drivers/devfreq/devfreq.c | |
| parent | 914cc799b28f17d369d5b4db3b941957d18157e8 (diff) | |
PM / devfreq: Limit max_freq with scaling_min_freq
Limit max_freq in devfreq_get_freq_range() with scaling_min_freq to avoid
showing an unreachable freq when reading it.
Use macro clamp to simplify code.
Signed-off-by: Lifeng Zheng <zhenglifeng1@huawei.com>
Link: https://lore.kernel.org/lkml/20250421030020.3108405-3-zhenglifeng1@huawei.com/
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Diffstat (limited to 'drivers/devfreq/devfreq.c')
| -rw-r--r-- | drivers/devfreq/devfreq.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c index 98657d3b9435..2810c84b9f8a 100644 --- a/drivers/devfreq/devfreq.c +++ b/drivers/devfreq/devfreq.c @@ -152,11 +152,8 @@ void devfreq_get_freq_range(struct devfreq *devfreq, (unsigned long)HZ_PER_KHZ * qos_max_freq); /* Apply constraints from OPP interface */ - *min_freq = max(*min_freq, devfreq->scaling_min_freq); - *max_freq = min(*max_freq, devfreq->scaling_max_freq); - - if (*min_freq > *max_freq) - *min_freq = *max_freq; + *max_freq = clamp(*max_freq, devfreq->scaling_min_freq, devfreq->scaling_max_freq); + *min_freq = clamp(*min_freq, devfreq->scaling_min_freq, *max_freq); } EXPORT_SYMBOL(devfreq_get_freq_range); |