If the i2c-parent bus driver is not loaded, returning
-ENODEV will force people to unload and then reload the
module again to get it working.
Signed-off-by: Ionut Nicu <ioan.nicu.ext@xxxxxxx>
---
drivers/i2c/muxes/i2c-mux-gpio.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/i2c/muxes/i2c-mux-gpio.c b/drivers/i2c/muxes/i2c-mux-gpio.c
index 5d4a99b..ff184eb 100644
--- a/drivers/i2c/muxes/i2c-mux-gpio.c
+++ b/drivers/i2c/muxes/i2c-mux-gpio.c
@@ -79,7 +79,7 @@ static int i2c_mux_gpio_probe_dt(struct gpiomux *mux,
adapter = of_find_i2c_adapter_by_node(adapter_np);
if (!adapter) {
dev_err(&pdev->dev, "Cannot find parent bus\n");
- return -ENODEV;
+ return -EPROBE_DEFER;
}
mux->data.parent = i2c_adapter_id(adapter);
put_device(&adapter->dev);
@@ -177,7 +177,7 @@ static int i2c_mux_gpio_probe(struct platform_device *pdev)
if (!parent) {
dev_err(&pdev->dev, "Parent adapter (%d) not found\n",
mux->data.parent);
- return -ENODEV;
+ return -EPROBE_DEFER;
}
mux->parent = parent;
--
1.7.1
--
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