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Groups > linux.kernel > #1272923
| From | Chanwoo Choi <cw00.choi@samsung.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 6/6] PM / devfreq: Set the min_freq and max_freq of devfreq device |
| Date | 2015-11-19 09:20 +0100 |
| Message-ID | <qwsBJ-6MQ-25@gated-at.bofh.it> (permalink) |
| References | <qwsBI-6MQ-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
After probing the devfreq device driver, the value of both min_freq and max_freq are zero(0). So, this patch initializes the 'min_freq' and 'max_freq' field of devfreq device by using the freq_table array. Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com> --- drivers/devfreq/devfreq.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c index c292ceb7ff19..0b24ae7b7a48 100644 --- a/drivers/devfreq/devfreq.c +++ b/drivers/devfreq/devfreq.c @@ -121,6 +121,11 @@ static void devfreq_set_freq_table(struct devfreq *devfreq) profile->freq_table[i] = freq; } rcu_read_unlock(); + + mutex_lock(&devfreq->lock); + devfreq->min_freq = profile->freq_table[0]; + devfreq->max_freq = profile->freq_table[profile->max_state - 1]; + mutex_unlock(&devfreq->lock); } /** -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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[PATCH 0/6] PM / devfreq: Clean code and add set the freq_table array Chanwoo Choi <cw00.choi@samsung.com> - 2015-11-19 09:20 +0100 [PATCH 5/6] PM / devfreq: Modify the indentation of trans_stat sysfs for readability Chanwoo Choi <cw00.choi@samsung.com> - 2015-11-19 09:20 +0100 [PATCH 6/6] PM / devfreq: Set the min_freq and max_freq of devfreq device Chanwoo Choi <cw00.choi@samsung.com> - 2015-11-19 09:20 +0100 [PATCH 2/6] PM / devfreq: event: Fix the error and warning from script/checkpatch.pl Chanwoo Choi <cw00.choi@samsung.com> - 2015-11-19 09:30 +0100
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