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hwmon: (pmbus/core) Notify regulator events

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Notify regulator events in PMBus irq handler.

Signed-off-by: Naresh Solanki <Naresh.Solanki@9elements.com>
Link: https://lore.kernel.org/r/20230328150335.90238-3-Naresh.Solanki@9elements.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Naresh Solanki 2023-03-28 17:03:35 +02:00 committed by Guenter Roeck
parent f74f06f406
commit 7a0c7b9ff2
1 changed files with 23 additions and 1 deletions
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24
drivers/hwmon/pmbus/pmbus_core.c
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@ -3159,11 +3159,29 @@ static int pmbus_regulator_register(struct pmbus_data *data)
return 0; return 0;
} }
static int pmbus_regulator_notify(struct pmbus_data *data, int page, int event)
{
int j;
for (j = 0; j < data->info->num_regulators; j++) {
if (page == rdev_get_id(data->rdevs[j])) {
regulator_notifier_call_chain(data->rdevs[j], event, NULL);
break;
}
}
return 0;
}
#else #else
static int pmbus_regulator_register(struct pmbus_data *data) static int pmbus_regulator_register(struct pmbus_data *data)
{ {
return 0; return 0;
} }
static int pmbus_regulator_notify(struct pmbus_data *data, int page, int event)
{
return 0;
}
#endif #endif
static int pmbus_write_smbalert_mask(struct i2c_client *client, u8 page, u8 reg, u8 val) static int pmbus_write_smbalert_mask(struct i2c_client *client, u8 page, u8 reg, u8 val)
@ -3178,9 +3196,13 @@ static irqreturn_t pmbus_fault_handler(int irq, void *pdata)
int i, status, event; int i, status, event;
mutex_lock(&data->update_lock); mutex_lock(&data->update_lock);
for (i = 0; i < data->info->pages; i++) for (i = 0; i < data->info->pages; i++) {
_pmbus_get_flags(data, i, &status, &event, true); _pmbus_get_flags(data, i, &status, &event, true);
if (event)
pmbus_regulator_notify(data, i, event);
}
pmbus_clear_faults(client); pmbus_clear_faults(client);
mutex_unlock(&data->update_lock); mutex_unlock(&data->update_lock);