Unverified Commit 8cc2c415 authored by Kurt Borja's avatar Kurt Borja Committed by Ilpo Järvinen
Browse files

platform/x86: Split the alienware-wmi driver 



Split alienware-wmi WMI drivers into different files. This is done
seamlessly by copying and pasting, however some blocks are reordered.

Reviewed-by: default avatarArmin Wolf <W_Armin@gmx.de>
Reviewed-by: default avatarMario Limonciello <mario.limonciello@amd.com>
Signed-off-by: default avatarKurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250207154610.13675-12-kuurtb@gmail.com


Reviewed-by: default avatarIlpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: default avatarIlpo Järvinen <ilpo.jarvinen@linux.intel.com>
parent c5ebbaf1

drivers/platform/x86/dell/Makefile

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@@ -6,6 +6,8 @@ 


obj-$(CONFIG_ALIENWARE_WMI)		+= alienware-wmi.o

alienware-wmi-objs			:= alienware-wmi-base.o

alienware-wmi-y				+= alienware-wmi-legacy.o

alienware-wmi-y				+= alienware-wmi-wmax.o

obj-$(CONFIG_DCDBAS)			+= dcdbas.o

obj-$(CONFIG_DELL_LAPTOP)		+= dell-laptop.o

obj-$(CONFIG_DELL_RBTN)			+= dell-rbtn.o

drivers/platform/x86/dell/alienware-wmi-base.c

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File changed.

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drivers/platform/x86/dell/alienware-wmi-legacy.c

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// SPDX-License-Identifier: GPL-2.0-or-later

/*

 * Alienware LEGACY WMI device driver

 *

 * Copyright (C) 2025 Kurt Borja <kuurtb@gmail.com>

 */



#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt



#include <linux/wmi.h>

#include "alienware-wmi.h"



struct legacy_led_args {

	struct color_platform colors;

	u8 brightness;

	u8 state;

} __packed;





/*

 * Legacy WMI driver

 */

static int legacy_wmi_update_led(struct alienfx_priv *priv,

				 struct wmi_device *wdev, u8 location)

{

	struct legacy_led_args legacy_args = {

		.colors = priv->colors[location],

		.brightness = priv->global_brightness,

		.state = 0,

	};

	struct acpi_buffer input;

	acpi_status status;



	if (legacy_args.state != LEGACY_RUNNING) {

		legacy_args.state = priv->lighting_control_state;



		input.length = sizeof(legacy_args);

		input.pointer = &legacy_args;



		status = wmi_evaluate_method(LEGACY_POWER_CONTROL_GUID, 0,

					     location + 1, &input, NULL);

		if (ACPI_FAILURE(status))

			return -EIO;



		return 0;

	}



	return alienware_wmi_command(wdev, location + 1, &legacy_args,

				     sizeof(legacy_args), NULL);

}



static int legacy_wmi_update_brightness(struct alienfx_priv *priv,

					struct wmi_device *wdev, u8 brightness)

{

	return legacy_wmi_update_led(priv, wdev, 0);

}



static int legacy_wmi_probe(struct wmi_device *wdev, const void *context)

{

	struct alienfx_platdata pdata = {

		.wdev = wdev,

		.ops = {

			.upd_led = legacy_wmi_update_led,

			.upd_brightness = legacy_wmi_update_brightness,

		},

	};



	return alienware_alienfx_setup(&pdata);

}



static const struct wmi_device_id alienware_legacy_device_id_table[] = {

	{ LEGACY_CONTROL_GUID, NULL },

	{ },

};

MODULE_DEVICE_TABLE(wmi, alienware_legacy_device_id_table);



static struct wmi_driver alienware_legacy_wmi_driver = {

	.driver = {

		.name = "alienware-wmi-alienfx",

		.probe_type = PROBE_PREFER_ASYNCHRONOUS,

	},

	.id_table = alienware_legacy_device_id_table,

	.probe = legacy_wmi_probe,

	.no_singleton = true,

};



int __init alienware_legacy_wmi_init(void)

{

	return wmi_driver_register(&alienware_legacy_wmi_driver);

}



void __exit alienware_legacy_wmi_exit(void)

{

	wmi_driver_unregister(&alienware_legacy_wmi_driver);

}

drivers/platform/x86/dell/alienware-wmi-wmax.c

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