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hwmon: (pmbus/core) Add support for Intel IMVP9 and AMD 6.25mV modes

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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>
Link: https://lore.kernel.org/r/20200113150841.17670-3-vadimp@mellanox.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Vadim Pasternak 2020-01-13 15:08:37 +00:00 committed by Guenter Roeck
parent b9fa0a3acf
commit 9d72340b6a
2 changed files with 9 additions and 1 deletions
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2
drivers/hwmon/pmbus/pmbus.h
View File

@ -388,7 +388,7 @@ 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 */

8
drivers/hwmon/pmbus/pmbus_core.c
View File

@ -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;
}