The probing process of the generic pmbus driver generates
faults to determine if functions are available. These faults
were not always cleared resulting in probe failures.
Signed-off-by: Titus Rwantare <tit...@google.com>
Reviewed-by: Patrick Venture <vent...@google.com>
---
hw/i2c/pmbus_device.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/hw/i2c/pmbus_device.c b/hw/i2c/pmbus_device.c
index 3bce39e84e..481e158380 100644
--- a/hw/i2c/pmbus_device.c
+++ b/hw/i2c/pmbus_device.c
@@ -1244,6 +1244,11 @@ static int pmbus_write_data(SMBusDevice *smd, uint8_t
*buf, uint8_t len)
pmdev->in_buf = buf;
pmdev->code = buf[0]; /* PMBus command code */
+
+ if (pmdev->code == PMBUS_CLEAR_FAULTS) {
+ pmbus_clear_faults(pmdev);
+ }
+
if (len == 1) { /* Single length writes are command codes only */
return 0;
}
--
2.42.0.758.gaed0368e0e-goog
