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| author | Frank Li <Frank.Li@nxp.com> | 2023-12-02 01:25:27 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-12-14 21:59:45 +0300 |
| commit | e7217d528ef56c3ffb68f2a4219e45f550f80e28 (patch) | |
| tree | 50d483731c67dfc028630aba1a34d3d342a6b677 /include/linux | |
| parent | ed24ab98242f8d22b66fbe0452c97751b5ea4e22 (diff) | |
| download | linux-e7217d528ef56c3ffb68f2a4219e45f550f80e28.tar.xz | |
i3c: master: add enable(disable) hot join in sys entry
[ Upstream commit 317bacf960a4879af22d12175f47d284930b3273 ]
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 <Frank.Li@nxp.com>
Link: https://lore.kernel.org/r/20231201222532.2431484-2-Frank.Li@nxp.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Stable-dep-of: 25bc99be5fe5 ("i3c: master: svc: Modify enabled_events bit 7:0 to act as IBI enable counter")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/i3c/master.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/i3c/master.h b/include/linux/i3c/master.h index 0b52da4f2346..65b8965968af 100644 --- a/include/linux/i3c/master.h +++ b/include/linux/i3c/master.h @@ -452,6 +452,8 @@ 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); }; /** @@ -487,6 +489,7 @@ 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; @@ -543,6 +546,8 @@ 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 |