From: Wolfram Sang Date: Sat, 28 Jan 2012 01:16:41 +0000 (+0100) Subject: regmap: Properly round reg_bytes and val_bytes X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=c212acccc368a087a53559aac2b7d3be941b1252;p=linux-beck.git 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 Signed-off-by: Mark Brown --- diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index b4475d87f4a0..3c34526091da 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;