From e6d0f5622d30a3b98fb0ba6264d5006a18270890 Mon Sep 17 00:00:00 2001
From: Vladimir Lebedev <vladimir.p.lebedev@intel.com>
Date: Sat, 10 Feb 2007 01:51:13 -0500
Subject: ACPI: sbs: fix present rate

http://bugzilla.kernel.org/show_bug.cgi?id=7897

Signed-off-by: Vladimir Lebedev <vladimir.p.lebedev@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
---
 drivers/acpi/sbs.c | 20 +++++++++-----------
 1 file changed, 9 insertions(+), 11 deletions(-)

(limited to 'drivers')

diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c
index f58fc74..87b48f8 100644
--- a/drivers/acpi/sbs.c
+++ b/drivers/acpi/sbs.c
@@ -1034,21 +1034,19 @@ static int acpi_battery_read_state(struct seq_file *seq, void *offset)
 	} else {
 		seq_printf(seq, "capacity state:          ok\n");
 	}
+
+	foo = (s16) battery->state.amperage * battery->info.ipscale;
+	if (battery->info.capacity_mode) {
+		foo = foo * battery->info.design_voltage / 1000;
+	}
 	if (battery->state.amperage < 0) {
 		seq_printf(seq, "charging state:          discharging\n");
-		foo = battery->state.remaining_capacity * cscale * 60 /
-		    (battery->state.average_time_to_empty == 0 ? 1 :
-		     battery->state.average_time_to_empty);
-		seq_printf(seq, "present rate:            %i%s\n",
-			   foo, battery->info.capacity_mode ? "0 mW" : " mA");
+		seq_printf(seq, "present rate:            %d %s\n",
+			   -foo, battery->info.capacity_mode ? "mW" : "mA");
 	} else if (battery->state.amperage > 0) {
 		seq_printf(seq, "charging state:          charging\n");
-		foo = (battery->info.full_charge_capacity -
-		       battery->state.remaining_capacity) * cscale * 60 /
-		    (battery->state.average_time_to_full == 0 ? 1 :
-		     battery->state.average_time_to_full);
-		seq_printf(seq, "present rate:            %i%s\n",
-			   foo, battery->info.capacity_mode ? "0 mW" : " mA");
+		seq_printf(seq, "present rate:            %d %s\n",
+			   foo, battery->info.capacity_mode ? "mW" : "mA");
 	} else {
 		seq_printf(seq, "charging state:          charged\n");
 		seq_printf(seq, "present rate:            0 %s\n",
-- 
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