aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/drivers/platform/x86/intel_atomisp2_led.c
diff options
context:
space:
mode:
authorKate Hsuan <hpa@redhat.com>2021-08-20 14:04:52 +0300
committerHans de Goede <hdegoede@redhat.com>2021-08-20 20:11:23 +0200
commit76693f5705828aa63c5cc52e407761964c6a4280 (patch)
tree1e77138f89f10485294c6f928e99d62ecfba5492 /drivers/platform/x86/intel_atomisp2_led.c
parentplatform/x86: intel_speed_select_if: Move to intel sub-directory (diff)
downloadwireguard-linux-76693f5705828aa63c5cc52e407761964c6a4280.tar.xz
wireguard-linux-76693f5705828aa63c5cc52e407761964c6a4280.zip
platform/x86: intel_atomisp2: Move to intel sub-directory
Move Intel AtomISP v2 drivers to intel sub-directory to improve readability. Signed-off-by: Kate Hsuan <hpa@redhat.com> Reviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20210820110458.73018-15-andriy.shevchenko@linux.intel.com Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'drivers/platform/x86/intel_atomisp2_led.c')
-rw-r--r--drivers/platform/x86/intel_atomisp2_led.c116
1 files changed, 0 insertions, 116 deletions
diff --git a/drivers/platform/x86/intel_atomisp2_led.c b/drivers/platform/x86/intel_atomisp2_led.c
deleted file mode 100644
index 5935dfca166f..000000000000
--- a/drivers/platform/x86/intel_atomisp2_led.c
+++ /dev/null
@@ -1,116 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Driver for controlling LEDs for cameras connected to the Intel atomisp2
- * The main purpose of this driver is to turn off LEDs which are on at boot.
- *
- * Copyright (C) 2020 Hans de Goede <hdegoede@redhat.com>
- */
-
-#include <linux/dmi.h>
-#include <linux/gpio/consumer.h>
-#include <linux/gpio/machine.h>
-#include <linux/leds.h>
-#include <linux/module.h>
-#include <linux/mod_devicetable.h>
-#include <linux/platform_device.h>
-#include <linux/workqueue.h>
-
-/* This must be leds-gpio as the leds-gpio driver binds to the name */
-#define DEV_NAME "leds-gpio"
-
-static const struct gpio_led atomisp2_leds[] = {
- {
- .name = "atomisp2::camera",
- .default_state = LEDS_GPIO_DEFSTATE_OFF,
- },
-};
-
-static const struct gpio_led_platform_data atomisp2_leds_pdata = {
- .num_leds = ARRAY_SIZE(atomisp2_leds),
- .leds = atomisp2_leds,
-};
-
-static struct gpiod_lookup_table asus_t100ta_lookup = {
- .dev_id = DEV_NAME,
- .table = {
- GPIO_LOOKUP_IDX("INT33FC:02", 8, NULL, 0, GPIO_ACTIVE_HIGH),
- { }
- }
-};
-
-static struct gpiod_lookup_table asus_t100chi_lookup = {
- .dev_id = DEV_NAME,
- .table = {
- GPIO_LOOKUP_IDX("INT33FC:01", 24, NULL, 0, GPIO_ACTIVE_HIGH),
- { }
- }
-};
-
-static const struct dmi_system_id atomisp2_led_systems[] __initconst = {
- {
- .matches = {
- DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TA"),
- },
- .driver_data = &asus_t100ta_lookup,
- },
- {
- .matches = {
- DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T200TA"),
- },
- .driver_data = &asus_t100ta_lookup,
- },
- {
- .matches = {
- DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100CHI"),
- },
- .driver_data = &asus_t100chi_lookup,
- },
- {} /* Terminating entry */
-};
-MODULE_DEVICE_TABLE(dmi, atomisp2_led_systems);
-
-static struct gpiod_lookup_table *gpio_lookup;
-static struct platform_device *pdev;
-
-static int __init atomisp2_led_init(void)
-{
- const struct dmi_system_id *system;
-
- system = dmi_first_match(atomisp2_led_systems);
- if (!system)
- return -ENODEV;
-
- gpio_lookup = system->driver_data;
- gpiod_add_lookup_table(gpio_lookup);
-
- pdev = platform_device_register_resndata(NULL,
- DEV_NAME, PLATFORM_DEVID_NONE,
- NULL, 0, &atomisp2_leds_pdata,
- sizeof(atomisp2_leds_pdata));
- if (IS_ERR(pdev))
- gpiod_remove_lookup_table(gpio_lookup);
-
- return PTR_ERR_OR_ZERO(pdev);
-}
-
-static void __exit atomisp2_led_cleanup(void)
-{
- platform_device_unregister(pdev);
- gpiod_remove_lookup_table(gpio_lookup);
-}
-
-module_init(atomisp2_led_init);
-module_exit(atomisp2_led_cleanup);
-
-/*
- * The ACPI INIT method from Asus WMI's code on the T100TA and T200TA turns the
- * LED on (without the WMI interface allowing further control over the LED).
- * Ensure we are loaded after asus-nb-wmi so that we turn the LED off again.
- */
-MODULE_SOFTDEP("pre: asus_nb_wmi");
-MODULE_AUTHOR("Hans de Goede <hdegoede@redhat.com");
-MODULE_DESCRIPTION("Intel atomisp2 camera LED driver");
-MODULE_LICENSE("GPL");