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| author | Guenter Roeck <linux@roeck-us.net> | 2020-01-14 09:49:27 -0800 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2020-03-08 20:35:47 -0700 |
| commit | 43f33b6e59c229ca82df4f56154d50fbea3ecc80 (patch) | |
| tree | a4c57d8cbe97047835d55a8e50afd809a1ba3f4f /drivers/hwmon/pmbus/ltc3815.c | |
| parent | a1dd176c4295f533326185c5228956e02b126939 (diff) | |
| download | linux-43f33b6e59c229ca82df4f56154d50fbea3ecc80.tar.gz linux-43f33b6e59c229ca82df4f56154d50fbea3ecc80.tar.bz2 linux-43f33b6e59c229ca82df4f56154d50fbea3ecc80.zip | |
hwmon: (pmbus) Add 'phase' parameter where needed for multi-phase support
In preparation for multi-phase support, add 'phase' parameter to read_word
and set_page functions. Actual multi-phase support will be added in
a subsequent patch.
Cc: Vadim Pasternak <vadimp@mellanox.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon/pmbus/ltc3815.c')
| -rw-r--r-- | drivers/hwmon/pmbus/ltc3815.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/drivers/hwmon/pmbus/ltc3815.c b/drivers/hwmon/pmbus/ltc3815.c index b83a18a58364..3036263e0a66 100644 --- a/drivers/hwmon/pmbus/ltc3815.c +++ b/drivers/hwmon/pmbus/ltc3815.c @@ -55,7 +55,7 @@ static int ltc3815_write_byte(struct i2c_client *client, int page, u8 reg) * LTC3815 does not support the CLEAR_FAULTS command. * Emulate it by clearing the status register. */ - ret = pmbus_read_word_data(client, 0, PMBUS_STATUS_WORD); + ret = pmbus_read_word_data(client, 0, 0xff, PMBUS_STATUS_WORD); if (ret > 0) { pmbus_write_word_data(client, 0, PMBUS_STATUS_WORD, ret); @@ -69,25 +69,31 @@ static int ltc3815_write_byte(struct i2c_client *client, int page, u8 reg) return ret; } -static int ltc3815_read_word_data(struct i2c_client *client, int page, int reg) +static int ltc3815_read_word_data(struct i2c_client *client, int page, + int phase, int reg) { int ret; switch (reg) { case PMBUS_VIRT_READ_VIN_MAX: - ret = pmbus_read_word_data(client, page, LTC3815_MFR_VIN_PEAK); + ret = pmbus_read_word_data(client, page, phase, + LTC3815_MFR_VIN_PEAK); break; case PMBUS_VIRT_READ_VOUT_MAX: - ret = pmbus_read_word_data(client, page, LTC3815_MFR_VOUT_PEAK); + ret = pmbus_read_word_data(client, page, phase, + LTC3815_MFR_VOUT_PEAK); break; case PMBUS_VIRT_READ_TEMP_MAX: - ret = pmbus_read_word_data(client, page, LTC3815_MFR_TEMP_PEAK); + ret = pmbus_read_word_data(client, page, phase, + LTC3815_MFR_TEMP_PEAK); break; case PMBUS_VIRT_READ_IOUT_MAX: - ret = pmbus_read_word_data(client, page, LTC3815_MFR_IOUT_PEAK); + ret = pmbus_read_word_data(client, page, phase, + LTC3815_MFR_IOUT_PEAK); break; case PMBUS_VIRT_READ_IIN_MAX: - ret = pmbus_read_word_data(client, page, LTC3815_MFR_IIN_PEAK); + ret = pmbus_read_word_data(client, page, phase, + LTC3815_MFR_IIN_PEAK); break; case PMBUS_VIRT_RESET_VOUT_HISTORY: case PMBUS_VIRT_RESET_VIN_HISTORY: |