summaryrefslogtreecommitdiff
path: root/drivers/base/regmap
diff options
context:
space:
mode:
authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-03-14 17:15:03 +0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-03-14 17:15:03 +0400
commiteae4b51b21f7452b0b53a9848f48c02cb0fac336 (patch)
tree20d54023bf32e061866c83565d44d694e2598ba5 /drivers/base/regmap
parent4a6be7bb7474500a69f6d8f25899b8038491bdbb (diff)
parenta6539c32949063c8147905512a83a98842c2d254 (diff)
downloadlinux-eae4b51b21f7452b0b53a9848f48c02cb0fac336.tar.xz
Merge remote-tracking branch 'regmap/topic/introspection' into regmap-next
Simple add/add conflict: drivers/base/regmap/regmap.c
Diffstat (limited to 'drivers/base/regmap')
-rw-r--r--drivers/base/regmap/regmap.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index e3ee9cabccb4..2f7c25c68c9e 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -844,6 +844,21 @@ out:
}
EXPORT_SYMBOL_GPL(regmap_register_patch);
+/*
+ * regmap_get_val_bytes(): Report the size of a register value
+ *
+ * Report the size of a register value, mainly intended to for use by
+ * generic infrastructure built on top of regmap.
+ */
+int regmap_get_val_bytes(struct regmap *map)
+{
+ if (map->format.format_write)
+ return -EINVAL;
+
+ return map->format.val_bytes;
+}
+EXPORT_SYMBOL_GPL(regmap_get_val_bytes);
+
static int __init regmap_initcall(void)
{
regmap_debugfs_initcall();