aboutsummaryrefslogtreecommitdiff
path: root/drivers/base/regmap/regmap.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/base/regmap/regmap.c')
-rw-r--r--drivers/base/regmap/regmap.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index a941dcfe7590..6a66f0b7d3d4 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -114,7 +114,7 @@ bool regmap_readable(struct regmap *map, unsigned int reg)
bool regmap_volatile(struct regmap *map, unsigned int reg)
{
- if (!regmap_readable(map, reg))
+ if (!map->format.format_write && !regmap_readable(map, reg))
return false;
if (map->volatile_reg)
@@ -1177,7 +1177,7 @@ int _regmap_write(struct regmap *map, unsigned int reg,
}
#ifdef LOG_DEVICE
- if (strcmp(dev_name(map->dev), LOG_DEVICE) == 0)
+ if (map->dev && strcmp(dev_name(map->dev), LOG_DEVICE) == 0)
dev_info(map->dev, "%x <= %x\n", reg, val);
#endif
@@ -1437,7 +1437,7 @@ static int _regmap_read(struct regmap *map, unsigned int reg,
ret = map->reg_read(context, reg, val);
if (ret == 0) {
#ifdef LOG_DEVICE
- if (strcmp(dev_name(map->dev), LOG_DEVICE) == 0)
+ if (map->dev && strcmp(dev_name(map->dev), LOG_DEVICE) == 0)
dev_info(map->dev, "%x => %x\n", reg, *val);
#endif
@@ -1717,7 +1717,7 @@ int regmap_async_complete(struct regmap *map)
int ret;
/* Nothing to do with no async support */
- if (!map->bus->async_write)
+ if (!map->bus || !map->bus->async_write)
return 0;
trace_regmap_async_complete_start(map->dev);