[resend v4 07/12] drivers: i3c: master: Enable probe i3c without slave device
dinesh.maniyam at altera.com
dinesh.maniyam at altera.com
Thu Apr 17 04:18:35 CEST 2025
From: Dinesh Maniyam <dinesh.maniyam at altera.com>
Picked linux i3c driver upstraming patch to fix the issue to
probe for i3c controller without slave device attached.
With this fix, the ret check will be on command error and will success
without slave device attached.
Signed-off-by: Dinesh Maniyam <dinesh.maniyam at altera.com>
---
drivers/i3c/master.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c
index fe12a2a1b46..909d650e951 100644
--- a/drivers/i3c/master.c
+++ b/drivers/i3c/master.c
@@ -452,6 +452,9 @@ static int i3c_master_rstdaa_locked(struct i3c_master_controller *master,
i3c_ccc_cmd_dest_cleanup(&dest);
+ if (ret)
+ ret = cmd.err;
+
return ret;
}
@@ -507,6 +510,9 @@ static int i3c_master_enec_disec_locked(struct i3c_master_controller *master,
ret = i3c_master_send_ccc_cmd_locked(master, &cmd);
i3c_ccc_cmd_dest_cleanup(&dest);
+ if (ret)
+ ret = cmd.err;
+
return ret;
}
--
2.35.3
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