diff mbox series

[RFC,hwmon-next,v1,2/5] hwmon: (pmbus/core) Add support for Intel IMVP9 and AMD 6.25mV modes

Message ID 20200108141140.2175-3-vadimp@mellanox.com (mailing list archive)
State Superseded
Headers show
Series hwmon: (pmbus) Add support for vid mode calculation per page bases | expand

Commit Message

Vadim Pasternak Jan. 8, 2020, 2:11 p.m. UTC 
Extend "vrm_version" with the type for Intel IMVP9 and AMD 6.25mV VID
modes.
Add calculation for those types.

Signed-off-by: Vadim Pasternak <vadimp@mellanox.com>
---
 drivers/hwmon/pmbus/pmbus.h      | 2 +-
 drivers/hwmon/pmbus/pmbus_core.c | 8 ++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/hwmon/pmbus/pmbus.h b/drivers/hwmon/pmbus/pmbus.h
index 2bdebd0ea9c1..a7f90e18119c 100644
--- a/drivers/hwmon/pmbus/pmbus.h
+++ b/drivers/hwmon/pmbus/pmbus.h
@@ -377,7 +377,7 @@  enum pmbus_sensor_classes {
 #define PMBUS_PAGE_VIRTUAL	BIT(31)
 
 enum pmbus_data_format { linear = 0, direct, vid };
-enum vrm_version { vr11 = 0, vr12, vr13 };
+enum vrm_version { vr11 = 0, vr12, vr13, imvp9, amd625mv };
 
 struct pmbus_driver_info {
 	int pages;		/* Total number of pages */
diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c
index 98226e84b351..811819e41a72 100644
--- a/drivers/hwmon/pmbus/pmbus_core.c
+++ b/drivers/hwmon/pmbus/pmbus_core.c
@@ -709,6 +709,14 @@  static long pmbus_reg2data_vid(struct pmbus_data *data,
 		if (val >= 0x01)
 			rv = 500 + (val - 1) * 10;
 		break;
+	case imvp9:
+		if (val >= 0x01)
+			rv = 200 + (val - 1) * 10;
+		break;
+	case amd625mv:
+		if (val >= 0x0 && val <= 0xd8)
+			rv = DIV_ROUND_CLOSEST(155000 - val * 625, 100);
+		break;
 	}
 	return rv;
 }