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authorBjorn Andersson <bjorn.andersson@sonymobile.com>2015-11-09 22:20:37 -0800
committerMark Brown <broonie@kernel.org>2015-11-17 18:54:07 +0000
commit3ff3f518a135fa4592fe2817e9ac2cce1fa23dc2 (patch)
tree442835eec00be4e89cbca34a48c1c40b0cde629b
parent8005c49d9aea74d382f474ce11afbbc7d7130bec (diff)
regulator: Make bulk API support optional supplies
Make it possible to use the bulk API with optional supplies, by allowing the consumer to marking supplies as optional in the regulator_bulk_data. Signed-off-by: Bjorn Andersson <bjorn.andersson@sonymobile.com> Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r--drivers/regulator/core.c6
-rw-r--r--drivers/regulator/devres.c7
-rw-r--r--include/linux/regulator/consumer.h3
3 files changed, 12 insertions, 4 deletions
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 73b7683355cd..4cf1390784e5 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -3451,8 +3451,10 @@ int regulator_bulk_get(struct device *dev, int num_consumers,
consumers[i].consumer = NULL;
for (i = 0; i < num_consumers; i++) {
- consumers[i].consumer = regulator_get(dev,
- consumers[i].supply);
+ consumers[i].consumer = _regulator_get(dev,
+ consumers[i].supply,
+ false,
+ !consumers[i].optional);
if (IS_ERR(consumers[i].consumer)) {
ret = PTR_ERR(consumers[i].consumer);
dev_err(dev, "Failed to get supply '%s': %d\n",
diff --git a/drivers/regulator/devres.c b/drivers/regulator/devres.c
index 6ec1d400adae..6ad8ab4c578d 100644
--- a/drivers/regulator/devres.c
+++ b/drivers/regulator/devres.c
@@ -164,8 +164,11 @@ int devm_regulator_bulk_get(struct device *dev, int num_consumers,
consumers[i].consumer = NULL;
for (i = 0; i < num_consumers; i++) {
- consumers[i].consumer = devm_regulator_get(dev,
- consumers[i].supply);
+ consumers[i].consumer = _devm_regulator_get(dev,
+ consumers[i].supply,
+ consumers[i].optional ?
+ OPTIONAL_GET :
+ NORMAL_GET);
if (IS_ERR(consumers[i].consumer)) {
ret = PTR_ERR(consumers[i].consumer);
dev_err(dev, "Failed to get supply '%s': %d\n",
diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h
index 9e0e76992be0..48603506f8de 100644
--- a/include/linux/regulator/consumer.h
+++ b/include/linux/regulator/consumer.h
@@ -140,6 +140,8 @@ struct regulator;
*
* @supply: The name of the supply. Initialised by the user before
* using the bulk regulator APIs.
+ * @optional: The supply should be considered optional. Initialised by the user
+ * before using the bulk regulator APIs.
* @consumer: The regulator consumer for the supply. This will be managed
* by the bulk API.
*
@@ -149,6 +151,7 @@ struct regulator;
*/
struct regulator_bulk_data {
const char *supply;
+ bool optional;
struct regulator *consumer;
/* private: Internal use */