platform/x86: x86-android-tablets: Remove invalid_aei_gpiochip support

x86_dev_info.invalid_aei_gpiochip is no longer used by any boards
and the x86-android-tablets code should not use the gpiolib private
acpi_gpiochip_free_interrupts() function.
Reported-by: Bartosz Golaszewski <brgl@bgdev.pl>
Closes: https://lore.kernel.org/platform-driver-x86/20230905185309.131295-12-brgl@bgdev.pl/Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20230909141816.58358-5-hdegoede@redhat.com

drivers/platform/x86/x86-android-tablets/core.c

@@ -259,7 +259,6 @@ static __init int x86_android_tablet_init(void)
 {
 	const struct x86_dev_info *dev_info;
 	const struct dmi_system_id *id;
-	struct gpio_chip *chip;
 	int i, ret = 0;
 
 	id = dmi_first_match(x86_android_tablet_ids);
@@ -268,20 +267,6 @@ static __init int x86_android_tablet_init(void)
 
 	dev_info = id->driver_data;
 
-	/*
-	 * The broken DSDTs on these devices often also include broken
-	 * _AEI (ACPI Event Interrupt) handlers, disable these.
-	 */
-	if (dev_info->invalid_aei_gpiochip) {
-		chip = gpiochip_find(dev_info->invalid_aei_gpiochip,
-				     gpiochip_find_match_label);
-		if (!chip) {
-			pr_err("error cannot find GPIO chip %s\n", dev_info->invalid_aei_gpiochip);
-			return -ENODEV;
-		}
-		acpi_gpiochip_free_interrupts(chip);
-	}
-
 	/*
 	 * Since this runs from module_init() it cannot use -EPROBE_DEFER,
 	 * instead pre-load any modules which are listed as requirements.

drivers/platform/x86/x86-android-tablets/x86-android-tablets.h

@@ -66,7 +66,6 @@ struct x86_gpio_button {
 };
 
 struct x86_dev_info {
-	char *invalid_aei_gpiochip;
 	const char * const *modules;
 	const struct software_node *bat_swnode;
 	struct gpiod_lookup_table * const *gpiod_lookup_tables;