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authorVadim Pasternak <vadimp@mellanox.com>2017-08-29 20:06:21 +0000
committerGuenter Roeck <linux@roeck-us.net>2017-08-30 06:31:00 -0700
commitd4977c083aeb28cf72c1b019e3f9df13608126dd (patch)
treef55e50bc1b448d2b2d60692a2b8dd0e2fb02198f /drivers/hwmon
parentcaf59a5b63051f955152ec0acc64de0d5784e72e (diff)
downloadlinux-d4977c083aeb28cf72c1b019e3f9df13608126dd.tar.bz2
hwmon: (pmbus) Add support for Intel VID protocol VR13
The below lists of VOUT_MODE command readout with their related VID protocols, Digital to Analog Converter steps: - VR13.0 mode, 10-mV DAC - 0x24 - VR13.0 mode, 5-mV DAC - 0x27 Signed-off-by: Vadim Pasternak <vadimp@mellanox.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon')
-rw-r--r--drivers/hwmon/pmbus/pmbus.h2
-rw-r--r--drivers/hwmon/pmbus/pmbus_core.c4
2 files changed, 5 insertions, 1 deletions
diff --git a/drivers/hwmon/pmbus/pmbus.h b/drivers/hwmon/pmbus/pmbus.h
index bfcb13bae34b..4efa2bd4f6d8 100644
--- a/drivers/hwmon/pmbus/pmbus.h
+++ b/drivers/hwmon/pmbus/pmbus.h
@@ -341,7 +341,7 @@ enum pmbus_sensor_classes {
#define PMBUS_HAVE_STATUS_VMON BIT(19)
enum pmbus_data_format { linear = 0, direct, vid };
-enum vrm_version { vr11 = 0, vr12 };
+enum vrm_version { vr11 = 0, vr12, vr13 };
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 6ac89c93bd2e..302f0aef59de 100644
--- a/drivers/hwmon/pmbus/pmbus_core.c
+++ b/drivers/hwmon/pmbus/pmbus_core.c
@@ -557,6 +557,10 @@ static long pmbus_reg2data_vid(struct pmbus_data *data,
if (val >= 0x01)
rv = 250 + (val - 1) * 5;
break;
+ case vr13:
+ if (val >= 0x01)
+ rv = 500 + (val - 1) * 10;
+ break;
}
return rv;
}