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Message-Id: <1327713401-16236-1-git-send-email-w.sang@pengutronix.de>
Date: Sat, 28 Jan 2012 02:16:41 +0100
From: Wolfram Sang <w.sang@...gutronix.de>
To: linux-kernel@...r.kernel.org
Cc: Mark Brown <broonie@...nsource.wolfsonmicro.com>,
Wolfram Sang <w.sang@...gutronix.de>
Subject: [PATCH] regmap: Properly round reg_bytes and val_bytes
For the upcoming 2/6-format, we don't see debugfs output otherwise,
since the current division results in 0. I'd think 10/14 is broken
currently, too.
Signed-off-by: Wolfram Sang <w.sang@...gutronix.de>
---
rebased to topic/core
drivers/base/regmap/regmap.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index b4475d8..3c34526 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -167,9 +167,9 @@ struct regmap *regmap_init(struct device *dev,
mutex_init(&map->lock);
map->format.buf_size = (config->reg_bits + config->val_bits) / 8;
- map->format.reg_bytes = config->reg_bits / 8;
+ map->format.reg_bytes = DIV_ROUND_UP(config->reg_bits, 8);
map->format.pad_bytes = config->pad_bits / 8;
- map->format.val_bytes = config->val_bits / 8;
+ map->format.val_bytes = DIV_ROUND_UP(config->val_bits, 8);
map->format.buf_size += map->format.pad_bytes;
map->dev = dev;
map->bus = bus;
--
1.7.2.5
--
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