Messages in this thread Patch in this message | | | From | Markus Pargmann <> | Subject | [PATCH v3 4/4] regmap: No multi_write support if bus->write does not exist | Date | Fri, 21 Aug 2015 10:26:43 +0200 |
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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: Markus Pargmann <mpa@pengutronix.de> --- drivers/base/regmap/regmap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 75080774bf46..47fe0dfbbc46 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -575,7 +575,7 @@ 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; -- 2.4.6
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