Commit 9c9f7f67 authored by Markus Pargmann's avatar Markus Pargmann Committed by Mark Brown

regmap: No multi_write support if bus->write does not exist

There is no multi_write support available if we cannot use raw_write.
This is the case if bus->write is not implemented.

This patch adds a condition that we need bus and bus->write so that
can_multi_write is true.
Signed-off-by: default avatarMarkus Pargmann <mpa@pengutronix.de>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 67921a1a
......@@ -578,7 +578,7 @@ struct regmap *regmap_init(struct device *dev,
map->reg_stride = 1;
map->use_single_read = config->use_single_rw || !bus || !bus->read;
map->use_single_write = config->use_single_rw || !bus || !bus->write;
map->can_multi_write = config->can_multi_write;
map->can_multi_write = config->can_multi_write && bus && bus->write;
map->dev = dev;
map->bus = bus;
map->bus_context = bus_context;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment