From 317bacf960a4879af22d12175f47d284930b3273 Mon Sep 17 00:00:00 2001 From: Frank Li Date: Fri, 1 Dec 2023 17:25:27 -0500 Subject: i3c: master: add enable(disable) hot join in sys entry Add hotjoin entry in sys file system allow user enable/disable hotjoin feature. Add (*enable(disable)_hotjoin)() to i3c_master_controller_ops. Add api i3c_master_enable(disable)_hotjoin(); Signed-off-by: Frank Li Link: https://lore.kernel.org/r/20231201222532.2431484-2-Frank.Li@nxp.com Signed-off-by: Alexandre Belloni --- include/linux/i3c/master.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'include/linux') diff --git a/include/linux/i3c/master.h b/include/linux/i3c/master.h index 24c1863b86e2..3b5bd8e3257c 100644 --- a/include/linux/i3c/master.h +++ b/include/linux/i3c/master.h @@ -460,6 +460,8 @@ struct i3c_master_controller_ops { int (*disable_ibi)(struct i3c_dev_desc *dev); void (*recycle_ibi_slot)(struct i3c_dev_desc *dev, struct i3c_ibi_slot *slot); + int (*enable_hotjoin)(struct i3c_master_controller *master); + int (*disable_hotjoin)(struct i3c_master_controller *master); }; /** @@ -495,6 +497,7 @@ struct i3c_master_controller { const struct i3c_master_controller_ops *ops; unsigned int secondary : 1; unsigned int init_done : 1; + unsigned int hotjoin: 1; struct { struct list_head i3c; struct list_head i2c; @@ -551,6 +554,8 @@ int i3c_master_register(struct i3c_master_controller *master, const struct i3c_master_controller_ops *ops, bool secondary); void i3c_master_unregister(struct i3c_master_controller *master); +int i3c_master_enable_hotjoin(struct i3c_master_controller *master); +int i3c_master_disable_hotjoin(struct i3c_master_controller *master); /** * i3c_dev_get_master_data() - get master private data attached to an I3C -- cgit v1.2.3