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i3c: master: Enhance i3c_bus_type visibility for device searching & event monitoring

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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>
This commit is contained in:
Bhoomik Gupta 2024-07-08 11:08:35 +05:30 committed by Alexandre Belloni
parent 62fe9d06f5
commit 63c33ca096
3 changed files with 2 additions and 2 deletions
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2
drivers/i3c/internals.h
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@ -10,8 +10,6 @@
#include <linux/i3c/master.h> #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_lock(struct i3c_bus *bus);
void i3c_bus_normaluse_unlock(struct i3c_bus *bus); void i3c_bus_normaluse_unlock(struct i3c_bus *bus);

1
drivers/i3c/master.c
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@ -342,6 +342,7 @@ const struct bus_type i3c_bus_type = {
.probe = i3c_device_probe, .probe = i3c_device_probe,
.remove = i3c_device_remove, .remove = i3c_device_remove,
}; };
EXPORT_SYMBOL_GPL(i3c_bus_type);
static enum i3c_addr_slot_status static enum i3c_addr_slot_status
i3c_bus_get_addr_slot_status(struct i3c_bus *bus, u16 addr) i3c_bus_get_addr_slot_status(struct i3c_bus *bus, u16 addr)

1
include/linux/i3c/master.h
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@ -33,6 +33,7 @@ enum {
struct i3c_master_controller; struct i3c_master_controller;
struct i3c_bus; struct i3c_bus;
struct i3c_device; struct i3c_device;
extern const struct bus_type i3c_bus_type;
/** /**
* struct i3c_i2c_dev_desc - Common part of the I3C/I2C device descriptor * struct i3c_i2c_dev_desc - Common part of the I3C/I2C device descriptor