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regulator: Make bulk API support optional supplies

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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>
This commit is contained in:
Bjorn Andersson 2015-11-09 22:20:37 -08:00 committed by Mark Brown
parent 8005c49d9a
commit 3ff3f518a1
3 changed files with 12 additions and 4 deletions
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6
drivers/regulator/core.c
View File

@ -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",

7
drivers/regulator/devres.c
View File

@ -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",

3
include/linux/regulator/consumer.h
View File

@ -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 */