evie/android_kernel_oneplus_msm8998
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This commit is contained in:
Florian Leeber 2022-01-22 22:03:00 +01:00
parent 043d868cc3
commit 93963512ac
1 changed files with 6 additions and 2 deletions
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8
drivers/i2c/i2c-core.c
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@ -947,13 +947,17 @@ static int i2c_check_addr_busy(struct i2c_adapter *adapter, int addr)
struct i2c_adapter *parent = i2c_parent_is_i2c_adapter(adapter);
int result = 0;
if (parent)
if (parent) {
result = i2c_check_mux_parents(parent, addr);
if (result)
dev_info(&adapter->dev, "parents are busy");
}
if (!result)
result = device_for_each_child(&adapter->dev, &addr,
i2c_check_mux_children);
if (result)
dev_info(&adapter->dev, "children are busy");
return result;
}