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From: Daniel Mack <daniel@caiaq.de>
To: linux-kernel@vger.kernel.org
Cc: Daniel Mack <daniel@caiaq.de>,
	Anton Vorontsov <avorontsov@ru.mvista.com>,
	Matt Reimer <mreimer@vpop.net>,
	Evgeniy Polyakov <zbr@ioremap.net>, Tejun Heo <tj@kernel.org>,
	David Woodhouse <dwmw2@infradead.org>,
	Len Brown <len.brown@intel.com>,
	Mark Brown <broonie@opensource.wolfsonmicro.com>
Subject: [PATCH 3/3] [RFC] power/ds2760_battery: use factor of 50 for rated_capacity
Date: Tue, 23 Mar 2010 10:06:19 +0100	[thread overview]
Message-ID: <1269335179-30177-3-git-send-email-daniel@caiaq.de> (raw)
In-Reply-To: <1269335179-30177-2-git-send-email-daniel@caiaq.de>

In the ds2760 driver, the currently used factor of 10 to store the rated
battery capacity internally is not sufficient for batteries > 2.55 Ah.
Change the factor to 20 to broaden that range. Note that due to
RATED_CAPACITY_FACTOR, the internal interface won't change, neither for
the writeable sysfs entires nor for the kernel rated_capacity module
parameter.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Cc: Anton Vorontsov <avorontsov@ru.mvista.com>
Cc: Matt Reimer <mreimer@vpop.net>
Cc: Evgeniy Polyakov <zbr@ioremap.net>
Cc: Tejun Heo <tj@kernel.org>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Len Brown <len.brown@intel.com>
Cc: Mark Brown <broonie@opensource.wolfsonmicro.com>
---
 drivers/power/ds2760_battery.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/power/ds2760_battery.c b/drivers/power/ds2760_battery.c
index 14df424..66d8dae 100644
--- a/drivers/power/ds2760_battery.c
+++ b/drivers/power/ds2760_battery.c
@@ -78,7 +78,7 @@ MODULE_PARM_DESC(current_accum, "current accumulator value");
 
 /* Some batteries have their rated capacity stored a N * 10 mAh, while
  * others use an index into this table. */
-#define RATED_CAPACITY_FACTOR 10
+#define RATED_CAPACITY_FACTOR 20
 static int rated_capacities[] = {
 	0,
 	920,	/* Samsung */
-- 
1.6.3.3


  reply	other threads:[~2010-05-07 17:46 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-03-23  9:06 [PATCH 1/3] pda_power: add support for writeable properties Daniel Mack
2010-03-23  9:06 ` [PATCH 2/3] power/ds2760_battery: make charge_now and charge_full_design writeable Daniel Mack
2010-03-23  9:06   ` Daniel Mack [this message]
  -- strict thread matches above, loose matches on Subject: below --
2010-05-07 17:52 [PATCH 1/3] pda_power: add support for writeable properties Daniel Mack
2010-05-07 17:52 ` [PATCH 3/3] [RFC] power/ds2760_battery: use factor of 50 for rated_capacity Daniel Mack

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