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authorArun Chandran <achandran@mvista.com>2015-06-15 06:29:02 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-07-21 13:10:04 -0400
commit88822cdb258714ce2fdc9a6eed87e7dd7d205a6b (patch)
treec13339001d3b971e1bf2f26d02f72a107be57468 /drivers/base
parent1021c97205005db4f101e7fa55095ec13118ac03 (diff)
regmap: Fix regmap_bulk_read in BE mode
commit 15b8d2c41fe5839582029f65c5f7004db451cc2b upstream. 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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/base')
-rw-r--r--drivers/base/regmap/regmap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index 6273ff072f3e..9f7f78ede01b 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -2318,7 +2318,7 @@ int regmap_bulk_read(struct regmap *map, unsigned int reg, void *val,
2318 &ival); 2318 &ival);
2319 if (ret != 0) 2319 if (ret != 0)
2320 return ret; 2320 return ret;
2321 memcpy(val + (i * val_bytes), &ival, val_bytes); 2321 map->format.format_val(val + (i * val_bytes), ival, 0);
2322 } 2322 }
2323 } 2323 }
2324 2324