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regulator: Factor out location of init data OF node

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To support future additions factor out the location of the OF node
containing the init data for the regulator from the code that parses the
init data.

Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Charles Keepax 2018-11-29 10:28:20 +00:00 committed by Mark Brown
parent db6e6244cb
commit 925c85e21e
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
1 changed files with 39 additions and 29 deletions
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68
drivers/regulator/of_regulator.c
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@ -371,13 +371,10 @@ int of_regulator_match(struct device *dev, struct device_node *node,
}
EXPORT_SYMBOL_GPL(of_regulator_match);
struct regulator_init_data *regulator_of_get_init_data(struct device *dev,
const struct regulator_desc *desc,
struct regulator_config *config,
struct device_node **node)
struct device_node *regulator_of_get_init_node(struct device *dev,
const struct regulator_desc *desc)
{
struct device_node *search, *child;
struct regulator_init_data *init_data = NULL;
const char *name;
if (!dev->of_node || !desc->of_match)
@ -400,35 +397,48 @@ struct regulator_init_data *regulator_of_get_init_data(struct device *dev,
if (!name)
name = child->name;
if (strcmp(desc->of_match, name))
continue;
init_data = of_get_regulator_init_data(dev, child, desc);
if (!init_data) {
dev_err(dev,
"failed to parse DT for regulator %pOFn\n",
child);
break;
}
if (desc->of_parse_cb) {
if (desc->of_parse_cb(child, desc, config)) {
dev_err(dev,
"driver callback failed to parse DT for regulator %pOFn\n",
child);
init_data = NULL;
break;
}
}
of_node_get(child);
*node = child;
break;
if (!strcmp(desc->of_match, name))
return of_node_get(child);
}
of_node_put(search);
return NULL;
}
struct regulator_init_data *regulator_of_get_init_data(struct device *dev,
const struct regulator_desc *desc,
struct regulator_config *config,
struct device_node **node)
{
struct device_node *child;
struct regulator_init_data *init_data = NULL;
child = regulator_of_get_init_node(dev, desc);
if (!child)
return NULL;
init_data = of_get_regulator_init_data(dev, child, desc);
if (!init_data) {
dev_err(dev, "failed to parse DT for regulator %pOFn\n", child);
goto error;
}
if (desc->of_parse_cb && desc->of_parse_cb(child, desc, config)) {
dev_err(dev,
"driver callback failed to parse DT for regulator %pOFn\n",
child);
goto error;
}
*node = child;
return init_data;
error:
of_node_put(child);
return NULL;
}
static int of_node_match(struct device *dev, const void *data)