[PATCH v2 4/6] platform/x86: wmi: Create WMI bus device first

From: Armin Wolf
Date: Mon Dec 18 2023 - 14:25:50 EST


Create the WMI bus device first so that it can be used
by the ACPI handlers.

Reviewed-by: Hans de Goede <hdegoede@xxxxxxxxxx>
Signed-off-by: Armin Wolf <W_Armin@xxxxxx>
---
drivers/platform/x86/wmi.c | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index 4bc5da70c1b0..e2bfdc61c4ce 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -1276,6 +1276,17 @@ static int acpi_wmi_probe(struct platform_device *device)
return -ENODEV;
}

+ wmi_bus_dev = device_create(&wmi_bus_class, &device->dev, MKDEV(0, 0), NULL, "wmi_bus-%s",
+ dev_name(&device->dev));
+ if (IS_ERR(wmi_bus_dev))
+ return PTR_ERR(wmi_bus_dev);
+
+ error = devm_add_action_or_reset(&device->dev, acpi_wmi_remove_bus_device, wmi_bus_dev);
+ if (error < 0)
+ return error;
+
+ dev_set_drvdata(&device->dev, wmi_bus_dev);
+
status = acpi_install_address_space_handler(acpi_device->handle,
ACPI_ADR_SPACE_EC,
&acpi_wmi_ec_space_handler,
@@ -1302,17 +1313,6 @@ static int acpi_wmi_probe(struct platform_device *device)
if (error < 0)
return error;

- wmi_bus_dev = device_create(&wmi_bus_class, &device->dev, MKDEV(0, 0),
- NULL, "wmi_bus-%s", dev_name(&device->dev));
- if (IS_ERR(wmi_bus_dev))
- return PTR_ERR(wmi_bus_dev);
-
- error = devm_add_action_or_reset(&device->dev, acpi_wmi_remove_bus_device, wmi_bus_dev);
- if (error < 0)
- return error;
-
- dev_set_drvdata(&device->dev, wmi_bus_dev);
-
error = parse_wdg(wmi_bus_dev, device);
if (error) {
pr_err("Failed to parse WDG method\n");
--
2.39.2