OpenE2K
/
linux
6
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

regmap: Fix regmap_bulk_read in BE mode 

In big endian mode regmap_bulk_read gives incorrect data
for byte reads.

This is because memcpy of a single byte from an address
after full word read gives different results when
endianness differs. ie. we get little-end in LE and big-end in BE.

Signed-off-by: Arun Chandran <achandran@mvista.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: stable@vger.kernel.org
This commit is contained in:
Arun Chandran 2015-06-15 15:59:02 +05:30 committed by Mark Brown
parent b787f68c36
commit 15b8d2c41f
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/base/regmap/regmap.c
View File

@ -2318,7 +2318,7 @@ int regmap_bulk_read(struct regmap *map, unsigned int reg, void *val,
&ival);
if (ret != 0)
return ret;
memcpy(val + (i * val_bytes), &ival, val_bytes);
map->format.format_val(val + (i * val_bytes), ival, 0);
}
}