Re: [Powertop] [BUG] powertop shows estimates only for 1st battery from 2

On (10/11/13 11:22), Maksim Melnikau wrote: could you please try the following patch. /* just for testing. w/o commit message and credits at the momemnt. */ Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky(a)gmail.com&gt; --- src/measurement/measurement.cpp | 23 ++++++----------------- src/measurement/measurement.h | 24 +++++++++++++++++------- src/measurement/sysfs.cpp | 7 ++++--- 3 files changed, 27 insertions(+), 27 deletions(-) diff --git a/src/measurement/measurement.cpp b/src/measurement/measurement.cpp index 0b68940..8aea3a8 100644 --- a/src/measurement/measurement.cpp +++ b/src/measurement/measurement.cpp @@ -54,23 +54,6 @@ double power_meter::joules_consumed(void) return 0.0; } -double power_meter::time_left(void) -{ - double cap, rate; - - cap = dev_capacity(); - rate = joules_consumed(); - - if (cap < 0.001) - return 0.0; - - /* return 0.0 instead of INF+ */ - if (rate < 0.001) - return 0.0; - - return cap / rate; -} - vector<class power_meter *> power_meters; void start_power_measurement(void) @@ -101,13 +84,19 @@ double global_joules_consumed(void) double global_time_left(void) { + bool global_discharging = false; double total_capacity = 0.0; double total_rate = 0.0; unsigned int i; for (i = 0; i < power_meters.size(); i++) { + global_discharging |= power_meters[i]->is_discharging(); total_capacity += power_meters[i]->dev_capacity(); total_rate += power_meters[i]->joules_consumed(); } + /* report global time left if at least one battery is discharging */ + if (!global_discharging) + return 0.0; + /* return 0.0 instead of INF+ */ if (total_rate < 0.001) return 0.0; diff --git a/src/measurement/measurement.h b/src/measurement/measurement.h index 5bcd8e2..83ffc34 100644 --- a/src/measurement/measurement.h +++ b/src/measurement/measurement.h @@ -30,18 +30,29 @@ using namespace std; class power_meter { + bool discharging; public: + virtual ~power_meter() {}; + virtual void start_measurement(void); virtual void end_measurement(void); - virtual double joules_consumed(void); - virtual double dev_capacity(void) { return 0.0;}; /* in Joules */ - virtual double time_left(void); + virtual double dev_capacity(void) + { + return 0.0; /* in Joules */ + } - virtual ~power_meter() {}; -}; + virtual void set_discharging(bool d) + { + discharging = d; + } + virtual bool is_discharging() + { + return discharging; + } +}; extern vector<class power_meter *> power_meters; @@ -53,7 +64,6 @@ extern double global_time_left(void); extern void detect_power_meters(void); extern void extech_power_meter(const char *devnode); - extern double min_power; -#endif \ No newline at end of file +#endif diff --git a/src/measurement/sysfs.cpp b/src/measurement/sysfs.cpp index 66cb1cd..ed42ed4 100644 --- a/src/measurement/sysfs.cpp +++ b/src/measurement/sysfs.cpp @@ -126,11 +126,13 @@ void sysfs_power_meter::measure() rate = 0.0; capacity = 0.0; + this->set_discharging(false); if (!is_present()) return; - if (read_sysfs_string("/sys/class/power_supply/%s/status", name) != "Discharging") - return; + /** do not jump over. we may have discharging battery */ + if (read_sysfs_string("/sys/class/power_supply/%s/status", name) == "Discharging") + this->set_discharging(true); got_rate = set_rate_from_power(); got_capacity = set_capacity_from_energy(); @@ -146,7 +148,6 @@ void sysfs_power_meter::measure() } } - void sysfs_power_meter::end_measurement(void) { measure();