From 63c33ca0969cf4d4574103b69fb46f58a19a182b Mon Sep 17 00:00:00 2001
From: Bhoomik Gupta <bhoomik.gupta@nxp.com>
Date: Mon, 8 Jul 2024 11:08:35 +0530
Subject: [PATCH] i3c: master: Enhance i3c_bus_type visibility for device
searching & event monitoring
Improve the visibility of i3c_bus_type to facilitate searching for
i3c devices attached to the i3c bus. Enable other drivers to use
bus_register_notifier to monitor i3c bus device events.
Signed-off-by: Bhoomik Gupta <bhoomik.gupta@nxp.com>
Link: https://lore.kernel.org/r/20240708053835.3003986-1-bhoomik.gupta@nxp.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
---
drivers/i3c/internals.h | 2 --
drivers/i3c/master.c | 1 +
include/linux/i3c/master.h | 1 +
3 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/i3c/internals.h b/drivers/i3c/internals.h
index 4d99a3524171b..433f6088b7cec 100644
--- a/drivers/i3c/internals.h
+++ b/drivers/i3c/internals.h
@@ -10,8 +10,6 @@
#include <linux/i3c/master.h>
-extern const struct bus_type i3c_bus_type;
-
void i3c_bus_normaluse_lock(struct i3c_bus *bus);
void i3c_bus_normaluse_unlock(struct i3c_bus *bus);
diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c
index 3b4d6a8edca36..a211dc4d25bb4 100644
--- a/drivers/i3c/master.c
+++ b/drivers/i3c/master.c
@@ -342,6 +342,7 @@ const struct bus_type i3c_bus_type = {
.probe = i3c_device_probe,
.remove = i3c_device_remove,
};
+EXPORT_SYMBOL_GPL(i3c_bus_type);
static enum i3c_addr_slot_status
i3c_bus_get_addr_slot_status(struct i3c_bus *bus, u16 addr)
diff --git a/include/linux/i3c/master.h b/include/linux/i3c/master.h
index 0ca27dd869561..074f632868d98 100644
--- a/include/linux/i3c/master.h
+++ b/include/linux/i3c/master.h
@@ -33,6 +33,7 @@ enum {
struct i3c_master_controller;
struct i3c_bus;
struct i3c_device;
+extern const struct bus_type i3c_bus_type;
/**
* struct i3c_i2c_dev_desc - Common part of the I3C/I2C device descriptor
--
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