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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2018-05-30 13:41:09 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2018-05-30 23:13:00 +0200 |
| commit | cf7eeea947efaf2348dd87542508b1d426b948cd (patch) | |
| tree | 95dfe354c7b8d4467f8c9dc6a722e23bcbca76c0 /drivers/cpuidle | |
| parent | b04e217704b7f879c6b91222b066983a44a7a09f (diff) | |
| download | linux-cf7eeea947efaf2348dd87542508b1d426b948cd.tar.bz2 | |
cpuidle: governors: Drop redundant checks related to PM QoS
PM_QOS_RESUME_LATENCY_NO_CONSTRAINT is defined as the 32-bit integer
maximum, so it is not necessary to test the return value of
dev_pm_qos_raw_read_value() against it directly in the menu and
ladder cpuidle governors.
Drop these redundant checks.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpuidle')
| -rw-r--r-- | drivers/cpuidle/governors/ladder.c | 3 | ||||
| -rw-r--r-- | drivers/cpuidle/governors/menu.c | 3 |
2 files changed, 2 insertions, 4 deletions
diff --git a/drivers/cpuidle/governors/ladder.c b/drivers/cpuidle/governors/ladder.c index b24883f85c99..060db5182bdb 100644 --- a/drivers/cpuidle/governors/ladder.c +++ b/drivers/cpuidle/governors/ladder.c @@ -76,8 +76,7 @@ static int ladder_select_state(struct cpuidle_driver *drv, int latency_req = pm_qos_request(PM_QOS_CPU_DMA_LATENCY); int resume_latency = dev_pm_qos_raw_read_value(device); - if (resume_latency < latency_req && - resume_latency != PM_QOS_RESUME_LATENCY_NO_CONSTRAINT) + if (resume_latency < latency_req) latency_req = resume_latency; /* Special case when user has set very strict latency requirement */ diff --git a/drivers/cpuidle/governors/menu.c b/drivers/cpuidle/governors/menu.c index 1bfe03ceb236..5d15bc0ba2e0 100644 --- a/drivers/cpuidle/governors/menu.c +++ b/drivers/cpuidle/governors/menu.c @@ -302,8 +302,7 @@ static int menu_select(struct cpuidle_driver *drv, struct cpuidle_device *dev, data->needs_update = 0; } - if (resume_latency < latency_req && - resume_latency != PM_QOS_RESUME_LATENCY_NO_CONSTRAINT) + if (resume_latency < latency_req) latency_req = resume_latency; /* Special case when user has set very strict latency requirement */ |