regulator: Include the device name in the microamps_requested_ file

We may have multiple devices requesting a supply with the same name so
include the device name in the generated filename for microamps_requested
to avoid duplicate files.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 75312bd6aac4..e3b67ee48b23 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1053,8 +1053,9 @@ static struct regulator *create_regulator(struct regulator_dev *rdev,
 
         if (dev) {
                 /* create a 'requested_microamps_name' sysfs entry */
-                size = scnprintf(buf, REG_STR_SIZE, "microamps_requested_%s",
-                        supply_name);
+                size = scnprintf(buf, REG_STR_SIZE,
+                                 "microamps_requested_%s-%s",
+                                 dev_name(dev), supply_name);
                 if (size >= REG_STR_SIZE)
                         goto overflow_err;