diff mbox series

[v4,7/8] hw/i2c: pmbus: immediately clear faults on request

Message ID 20231023-staging-pmbus-v3-v4-7-07a8cb7cd20a@google.com
State New
Headers show
Series PMBus fixes and new functions | expand

Commit Message

Titus Rwantare Oct. 23, 2023, 11:46 p.m. UTC 
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.

Reviewed-by: Patrick Venture <venture@google.com>
Signed-off-by: Titus Rwantare <titusr@google.com>
---
 hw/i2c/pmbus_device.c | 5 +++++
 1 file changed, 5 insertions(+)
diff mbox series

Patch

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;
     }