pmbus core: Add power good support

Message ID 20221117184022.1808508-1-Naresh.Solanki@9elements.com
State New
Headers
Series pmbus core: Add power good support |

Commit Message

Naresh Solanki Nov. 17, 2022, 6:40 p.m. UTC
  From: Patrick Rudolph <patrick.rudolph@9elements.com>

Update error flags with regulation out if regulator is on & power
good status bit is set

Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Signed-off-by: Naresh Solanki <Naresh.Solanki@9elements.com>
---
 drivers/hwmon/pmbus/pmbus_core.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)


base-commit: 27fea302952d8c90cafbdbee96bafeca03544401
  

Comments

Guenter Roeck Nov. 20, 2022, 1:54 p.m. UTC | #1
On Thu, Nov 17, 2022 at 07:40:22PM +0100, Naresh Solanki wrote:
> From: Patrick Rudolph <patrick.rudolph@9elements.com>
> 
> Update error flags with regulation out if regulator is on & power
> good status bit is set
> 
> Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
> Signed-off-by: Naresh Solanki <Naresh.Solanki@9elements.com>

Applied to hwmon-next.

Thanks,
Guenter
  

Patch

diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c
index 7ec04934747e..20ca26e19db7 100644
--- a/drivers/hwmon/pmbus/pmbus_core.c
+++ b/drivers/hwmon/pmbus/pmbus_core.c
@@ -2827,9 +2827,13 @@  static int pmbus_regulator_get_error_flags(struct regulator_dev *rdev, unsigned
 	if (status < 0)
 		return status;
 
-	if (pmbus_regulator_is_enabled(rdev) && (status & PB_STATUS_OFF))
-		*flags |= REGULATOR_ERROR_FAIL;
+	if (pmbus_regulator_is_enabled(rdev)) {
+		if (status & PB_STATUS_OFF)
+			*flags |= REGULATOR_ERROR_FAIL;
 
+		if (status & PB_STATUS_POWER_GOOD_N)
+			*flags |= REGULATOR_ERROR_REGULATION_OUT;
+	}
 	/*
 	 * Unlike most other status bits, PB_STATUS_{IOUT_OC,VOUT_OV} are
 	 * defined strictly as fault indicators (not warnings).