From: Vitor Soares vitor.soares@synopsys.com
The newdev->boardinfo assignment was missing in i3c_master_add_i3c_dev_locked() and hence the ->of_node info isn't propagated to i3c_dev_desc.
Fix this by trying to initialize device i3c_dev_boardinfo if available.
Cc: stable@vger.kernel.org Fixes: 3a379bbcea0a ("i3c: Add core I3C infrastructure") Signed-off-by: Vitor Soares vitor.soares@synopsys.com Signed-off-by: Przemyslaw Gaj pgaj@cadence.com --- Change in v4: - Remove addrstatus check, this will be sent as a separate patch
Change in v3: - None
Changes in v2: - Change commit message - Change i3c_master_search_i3c_boardinfo(newdev) to i3c_master_init_i3c_dev_boardinfo(newdev) - Add fixes, stable tags --- drivers/i3c/master.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) mode change 100644 => 100755 drivers/i3c/master.c
diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c index 043691656245..5c06c41e6660 --- a/drivers/i3c/master.c +++ b/drivers/i3c/master.c @@ -1774,6 +1774,22 @@ i3c_master_search_i3c_dev_duplicate(struct i3c_dev_desc *refdev) return NULL; }
+static void i3c_master_init_i3c_dev_boardinfo(struct i3c_dev_desc *dev) +{ + struct i3c_master_controller *master = i3c_dev_get_master(dev); + struct i3c_dev_boardinfo *boardinfo; + + if (dev->boardinfo) + return; + + list_for_each_entry(boardinfo, &master->boardinfo.i3c, node) { + if (dev->info.pid == boardinfo->pid) { + dev->boardinfo = boardinfo; + return; + } + } +} + /** * i3c_master_add_i3c_dev_locked() - add an I3C slave to the bus * @master: master used to send frames on the bus @@ -1854,6 +1870,8 @@ int i3c_master_add_i3c_dev_locked(struct i3c_master_controller *master, if (ret) goto err_detach_dev;
+ i3c_master_init_i3c_dev_boardinfo(newdev); + /* * Depending on our previous state, the expected dynamic address might * differ: