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i2c: simplify with scoped for each OF child loop

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Use scoped for_each_child_of_node_scoped() when iterating over device
nodes to make code a bit simpler.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
This commit is contained in:
Krzysztof Kozlowski 2024-08-16 17:13:40 +02:00 committed by Wolfram Sang
parent 6c909b6e23
commit 84294c81a5
1 changed files with 2 additions and 5 deletions
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7
drivers/i2c/i2c-core-slave.c
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@ -109,15 +109,12 @@ EXPORT_SYMBOL_GPL(i2c_slave_event);
bool i2c_detect_slave_mode(struct device *dev) bool i2c_detect_slave_mode(struct device *dev)
{ {
if (IS_BUILTIN(CONFIG_OF) && dev->of_node) { if (IS_BUILTIN(CONFIG_OF) && dev->of_node) {
struct device_node *child;
u32 reg; u32 reg;
for_each_child_of_node(dev->of_node, child) { for_each_child_of_node_scoped(dev->of_node, child) {
of_property_read_u32(child, "reg", &reg); of_property_read_u32(child, "reg", &reg);
if (reg & I2C_OWN_SLAVE_ADDRESS) { if (reg & I2C_OWN_SLAVE_ADDRESS)
of_node_put(child);
return true; return true;
}
} }
} else if (IS_BUILTIN(CONFIG_ACPI) && ACPI_HANDLE(dev)) { } else if (IS_BUILTIN(CONFIG_ACPI) && ACPI_HANDLE(dev)) {
dev_dbg(dev, "ACPI slave is not supported yet\n"); dev_dbg(dev, "ACPI slave is not supported yet\n");