ACPI: SBS: Return rate in mW if capacity in mWh

klaptopd assumes rate to be in same units as capacity.

http://bugzilla.kernel.org/show_bug.cgi?id=9362

Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 12 insertions, 9 deletions

diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c
index 813ef328f743..22cb95b349e4 100644
--- a/drivers/acpi/sbs.c
+++ b/drivers/acpi/sbs.c
@@ -533,7 +533,7 @@ static struct proc_dir_entry *acpi_battery_dir = NULL;
 
 static inline char *acpi_battery_units(struct acpi_battery *battery)
 {
-        return acpi_battery_mode(battery) ? " mWh" : " mAh";
+        return acpi_battery_mode(battery) ? " mW" : " mA";
 }
 
 
@@ -550,10 +550,10 @@ static int acpi_battery_read_info(struct seq_file *seq, void *offset)
         if (!battery->present)
                 goto end;
 
-        seq_printf(seq, "design capacity:         %i%s\n",
+        seq_printf(seq, "design capacity:         %i%sh\n",
                    battery->design_capacity * acpi_battery_scale(battery),
                    acpi_battery_units(battery));
-        seq_printf(seq, "last full capacity:      %i%s\n",
+        seq_printf(seq, "last full capacity:      %i%sh\n",
                    battery->full_charge_capacity * acpi_battery_scale(battery),
                    acpi_battery_units(battery));
         seq_printf(seq, "battery technology:      rechargeable\n");
@@ -584,7 +584,7 @@ static int acpi_battery_read_state(struct seq_file *seq, void *offset)
 {
         struct acpi_battery *battery = seq->private;
         struct acpi_sbs *sbs = battery->sbs;
-        int result = 0;
+        int rate;
 
         mutex_lock(&sbs->lock);
         seq_printf(seq, "present:                 %s\n",
@@ -598,9 +598,12 @@ static int acpi_battery_read_state(struct seq_file *seq, void *offset)
         seq_printf(seq, "charging state:          %s\n",
                    (battery->current_now < 0) ? "discharging" :
                    ((battery->current_now > 0) ? "charging" : "charged"));
-        seq_printf(seq, "present rate:            %d mA\n",
-                   abs(battery->current_now) * acpi_battery_ipscale(battery));
-        seq_printf(seq, "remaining capacity:      %i%s\n",
+        rate = abs(battery->current_now) * acpi_battery_ipscale(battery);
+        rate *= (acpi_battery_mode(battery))?(battery->voltage_now *
+                        acpi_battery_vscale(battery)/1000):1;
+        seq_printf(seq, "present rate:            %d%s\n", rate,
+                   acpi_battery_units(battery));
+        seq_printf(seq, "remaining capacity:      %i%sh\n",
                    battery->capacity_now * acpi_battery_scale(battery),
                    acpi_battery_units(battery));
         seq_printf(seq, "present voltage:         %i mV\n",
@@ -608,7 +611,7 @@ static int acpi_battery_read_state(struct seq_file *seq, void *offset)
 
       end:
         mutex_unlock(&sbs->lock);
-        return result;
+        return 0;
 }
 
 static int acpi_battery_state_open_fs(struct inode *inode, struct file *file)
@@ -632,7 +635,7 @@ static int acpi_battery_read_alarm(struct seq_file *seq, void *offset)
         acpi_battery_get_alarm(battery);
         seq_printf(seq, "alarm:                   ");
         if (battery->alarm_capacity)
-                seq_printf(seq, "%i%s\n",
+                seq_printf(seq, "%i%sh\n",
                            battery->alarm_capacity *
                            acpi_battery_scale(battery),
                            acpi_battery_units(battery));