Home
last modified time | relevance | path

Searched +full:led +full:- (Results 1 – 25 of 1635) sorted by relevance

12345678910>>...66

/Linux-v5.10/sound/usb/caiaq/
Dcontrol.c1 // SPDX-License-Identifier: GPL-2.0-or-later
24 struct snd_usb_caiaqdev *cdev = caiaqdev(chip->card); in control_info()
25 int pos = kcontrol->private_value; in control_info()
29 uinfo->count = 1; in control_info()
32 switch (cdev->chip.usb_id) { in control_info()
37 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; in control_info()
38 uinfo->value.integer.min = 0; in control_info()
39 uinfo->value.integer.max = 2; in control_info()
54 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; in control_info()
55 uinfo->value.integer.min = 0; in control_info()
[all …]
/Linux-v5.10/drivers/leds/
Dleds-bd2802.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * leds-bd2802.c - RGB LED Driver
8 * Datasheet: http://www.rohm.com/products/databook/driver/pdf/bd2802gu-e.pdf
16 #include <linux/leds-bd2802.h>
73 struct led_state led[2]; member
104 /*--------------------------------------------------------------*/
106 /*--------------------------------------------------------------*/
108 static inline int bd2802_is_rgb_off(struct bd2802_led *led, enum led_ids id, in bd2802_is_rgb_off() argument
113 return !led->led[id].r; in bd2802_is_rgb_off()
115 return !led->led[id].g; in bd2802_is_rgb_off()
[all …]
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
10 bool "LED Support"
12 Say Y to enable Linux LED support. This allows control of supported
18 tristate "LED Class Support"
20 This option enables the LED sysfs class in /sys/class/leds. You'll
24 tristate "LED Flash Class Support"
27 This option enables the flash LED sysfs class in /sys/class/leds.
28 It wraps LED Class and adds flash LEDs specific sysfs attributes
30 for the flash related features of a LED device. It can be built
34 tristate "LED Multicolor Class Support"
[all …]
Dleds-lm3601x.c1 // SPDX-License-Identifier: GPL-2.0
2 // Flash and torch driver for Texas Instruments LM3601X LED
4 // Copyright (C) 2018 Texas Instruments Incorporated - https://www.ti.com/
9 #include <linux/led-class-flash.h>
73 * struct lm3601x_led -
74 * @fled_cdev: flash LED class device pointer
78 * @led_name: LED label for the Torch or IR LED
135 static int lm3601x_read_faults(struct lm3601x_led *led) in lm3601x_read_faults() argument
140 ret = regmap_read(led->regmap, LM3601X_FLAGS_REG, &flags_val); in lm3601x_read_faults()
142 return -EIO; in lm3601x_read_faults()
[all …]
Dleds-lm3692x.c1 // SPDX-License-Identifier: GPL-2.0
2 // TI LM3692x LED chip family driver
3 // Copyright (C) 2017-18 Texas Instruments Incorporated - https://www.ti.com/
99 * struct lm3692x_led -
100 * @lock - Lock for reading/writing the device
101 * @client - Pointer to the I2C client
102 * @led_dev - LED class device pointer
103 * @regmap - Devices register map
104 * @enable_gpio - VDDIO/EN gpio to enable communication interface
105 * @regulator - LED supply regulator pointer
[all …]
Dleds-cpcap.c1 // SPDX-License-Identifier: GPL-2.0-or-later
7 #include <linux/mfd/motorola-cpcap.h>
52 /* camera privacy led */
62 struct led_classdev led; member
81 static int cpcap_led_set_power(struct cpcap_led *led, bool status) in cpcap_led_set_power() argument
85 if (status == led->powered) in cpcap_led_set_power()
89 err = regulator_enable(led->vdd); in cpcap_led_set_power()
91 err = regulator_disable(led->vdd); in cpcap_led_set_power()
94 dev_err(led->dev, "regulator failure: %d", err); in cpcap_led_set_power()
98 led->powered = status; in cpcap_led_set_power()
[all …]
Dleds-aat1290.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * LED Flash class driver for the AAT1290
4 * 1.5A Step-Up Current Regulator for Flash LEDs
12 #include <linux/led-class-flash.h>
20 #include <media/v4l2-flash-led-class.h>
49 /* maximum LED current in movie mode */
51 /* maximum LED current in flash mode */
57 /* max LED brightness level */
67 /* corresponding LED Flash class device */
96 static void aat1290_as2cwire_write(struct aat1290_led *led, int addr, int value) in aat1290_as2cwire_write() argument
[all …]
Dleds-ktd2692.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * LED driver : leds-ktd2692.c
12 #include <linux/led-class-flash.h>
64 /* maximum LED current in movie mode */
66 /* maximum LED current in flash mode */
70 /* max LED brightness level */
75 /* Related LED Flash class device */
95 static void ktd2692_expresswire_start(struct ktd2692_context *led) in ktd2692_expresswire_start() argument
97 gpiod_direction_output(led->ctrl_gpio, KTD2692_HIGH); in ktd2692_expresswire_start()
101 static void ktd2692_expresswire_reset(struct ktd2692_context *led) in ktd2692_expresswire_reset() argument
[all …]
Dleds-max77693.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * LED Flash class driver for the flash cell of max77693 mfd.
11 #include <linux/led-class-flash.h>
13 #include <linux/mfd/max77693-common.h>
14 #include <linux/mfd/max77693-private.h>
20 #include <media/v4l2-flash-led-class.h>
59 /* corresponding LED Flash class device */
80 /* sub led data */
96 /* bitmask of FLED outputs use state (bit 0. - FLED1, bit 1. - FLED2) */
109 return (ua - FLASH_IOUT_MIN) / FLASH_IOUT_STEP; in max77693_led_iout_to_reg()
[all …]
Dleds-max8997.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * leds-max8997.c - LED class driver for MAX8997 LEDs.
14 #include <linux/mfd/max8997-private.h>
47 static void max8997_led_set_mode(struct max8997_led *led, in max8997_led_set_mode() argument
51 struct i2c_client *client = led->iodev->i2c; in max8997_led_set_mode()
57 val = led->id ? in max8997_led_set_mode()
59 led->cdev.max_brightness = MAX8997_LED_FLASH_MAX_BRIGHTNESS; in max8997_led_set_mode()
63 val = led->id ? in max8997_led_set_mode()
65 led->cdev.max_brightness = MAX8997_LED_MOVIE_MAX_BRIGHTNESS; in max8997_led_set_mode()
70 val = led->id ? in max8997_led_set_mode()
[all …]
Dleds-ns2.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * leds-ns2.c - Driver for the Network Space v2 (and parents) dual-GPIO LED
9 * Based on leds-gpio.c by Raphael Assenat <raph@8d.com>
39 * The Network Space v2 dual-GPIO LED is wired to a CPLD. Three different LED
40 * modes are available: off, on and SATA activity blinking. The LED modes are
42 * for the command/slow GPIOs corresponds to a LED mode.
56 static int ns2_led_get_mode(struct ns2_led *led, enum ns2_led_modes *mode) in ns2_led_get_mode() argument
62 cmd_level = gpiod_get_value_cansleep(led->cmd); in ns2_led_get_mode()
63 slow_level = gpiod_get_value_cansleep(led->slow); in ns2_led_get_mode()
65 for (i = 0; i < led->num_modes; i++) { in ns2_led_get_mode()
[all …]
Dleds-wm8350.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * LED driver for WM8350 driven LEDS.
88 static int wm8350_led_enable(struct wm8350_led *led) in wm8350_led_enable() argument
92 if (led->enabled) in wm8350_led_enable()
95 ret = regulator_enable(led->isink); in wm8350_led_enable()
97 dev_err(led->cdev.dev, "Failed to enable ISINK: %d\n", ret); in wm8350_led_enable()
101 ret = regulator_enable(led->dcdc); in wm8350_led_enable()
103 dev_err(led->cdev.dev, "Failed to enable DCDC: %d\n", ret); in wm8350_led_enable()
104 regulator_disable(led->isink); in wm8350_led_enable()
108 led->enabled = 1; in wm8350_led_enable()
[all …]
Dleds-lm3697.c1 // SPDX-License-Identifier: GPL-2.0
2 // TI LM3697 LED chip family driver
3 // Copyright (C) 2018 Texas Instruments Incorporated - https://www.ti.com/
10 #include <linux/leds-ti-lmu-common.h>
42 * struct lm3697_led -
43 * @hvled_strings: Array of LED strings associated with a control bank
44 * @label: LED label
45 * @led_dev: LED class device
48 * @control_bank: Control bank the LED is associated to. 0 is control bank A
63 * struct lm3697 -
[all …]
Dleds-regulator.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * leds-regulator.c - LED class driver for regulator driven LEDs.
7 * Inspired by leds-wm8350 driver.
14 #include <linux/leds-regulator.h>
39 * and the LED can be turned on and off. in led_regulator_get_max_brightness()
52 return -EINVAL; in led_regulator_get_voltage()
54 return regulator_list_voltage(supply, brightness - 1); in led_regulator_get_voltage()
58 static void regulator_led_enable(struct regulator_led *led) in regulator_led_enable() argument
62 if (led->enabled) in regulator_led_enable()
65 ret = regulator_enable(led->vcc); in regulator_led_enable()
[all …]
Dleds-lm3533.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * leds-lm3533.c -- LM3533 LED driver
5 * Copyright (C) 2011-2012 Texas Instruments
59 static inline int lm3533_led_get_ctrlbank_id(struct lm3533_led *led) in lm3533_led_get_ctrlbank_id() argument
61 return led->id + 2; in lm3533_led_get_ctrlbank_id()
64 static inline u8 lm3533_led_get_lv_reg(struct lm3533_led *led, u8 base) in lm3533_led_get_lv_reg() argument
66 return base + led->id; in lm3533_led_get_lv_reg()
69 static inline u8 lm3533_led_get_pattern(struct lm3533_led *led) in lm3533_led_get_pattern() argument
71 return led->id; in lm3533_led_get_pattern()
74 static inline u8 lm3533_led_get_pattern_reg(struct lm3533_led *led, in lm3533_led_get_pattern_reg() argument
[all …]
Dleds-lp8860.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * TI LP8860 4-Channel LED Driver
88 * struct lp8860_led -
89 * @lock - Lock for reading/writing the device
90 * @client - Pointer to the I2C client
91 * @led_dev - led class device pointer
92 * @regmap - Devices register map
93 * @eeprom_regmap - EEPROM register map
94 * @enable_gpio - VDDIO/EN gpio to enable communication interface
95 * @regulator - LED supply regulator pointer
[all …]
Dleds-bcm6328.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Driver for BCM6328 memory-mapped LEDs, based on leds-syscon.c
59 * struct bcm6328_led - state container for bcm6328 based LEDs
60 * @cdev: LED class device for this LED
63 * @pin: LED pin number
66 * @active_low: LED is active low
98 * bits [31:0] -> LEDs 8-23
99 * bits [47:32] -> LEDs 0-7
100 * bits [63:48] -> unused
105 return pin + 16; /* LEDs 0-7 (bits 47:32) */ in bcm6328_pin2shift()
[all …]
Dleds-mt6323.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * LED driver for Mediatek MT6323 PMIC
18 * 32K clock common for LED device.
25 * individual clock for LED device.
62 /* Register to LED channel enablement. */
76 * struct mt6323_led - state container for the LED device
77 * @id: the identifier in MT6323 LED device
78 * @parent: the pointer to MT6323 LED controller
79 * @cdev: LED class device for this LED device
80 * @current_brightness: current state of the LED device
[all …]
Dleds-wm831x-status.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * LED driver for WM831x status LEDs
38 static void wm831x_status_set(struct wm831x_status *led) in wm831x_status_set() argument
42 mutex_lock(&led->mutex); in wm831x_status_set()
44 led->reg_val &= ~(WM831X_LED_SRC_MASK | WM831X_LED_MODE_MASK | in wm831x_status_set()
47 spin_lock_irqsave(&led->value_lock, flags); in wm831x_status_set()
49 led->reg_val |= led->src << WM831X_LED_SRC_SHIFT; in wm831x_status_set()
50 if (led->blink) { in wm831x_status_set()
51 led->reg_val |= 2 << WM831X_LED_MODE_SHIFT; in wm831x_status_set()
52 led->reg_val |= led->blink_time << WM831X_LED_DUR_SHIFT; in wm831x_status_set()
[all …]
Dleds-pm8058.c1 // SPDX-License-Identifier: GPL-2.0-only
31 struct pm8058_led *led; in pm8058_led_set() local
36 led = container_of(cled, struct pm8058_led, cdev); in pm8058_led_set()
37 switch (led->ledtype) { in pm8058_led_set()
51 ret = regmap_update_bits(led->map, led->reg, mask, val); in pm8058_led_set()
53 pr_err("Failed to set LED brightness\n"); in pm8058_led_set()
58 struct pm8058_led *led; in pm8058_led_get() local
62 led = container_of(cled, struct pm8058_led, cdev); in pm8058_led_get()
64 ret = regmap_read(led->map, led->reg, &val); in pm8058_led_get()
66 pr_err("Failed to get LED brightness\n"); in pm8058_led_get()
[all …]
/Linux-v5.10/Documentation/devicetree/bindings/leds/
Dcommon.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jacek Anaszewski <jacek.anaszewski@gmail.com>
11 - Pavel Machek <pavel@ucw.cz>
14 LED and flash LED devices provide the same basic functionality as current
15 regulators, but extended with LED and flash LED specific features like
18 Many LED devices expose more than one current output that can be connected
19 to one or more discrete LED component. Since the arrangement of connections
20 can influence the way of the LED device initialization, the LED components
[all …]
Dleds-lp55xx.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/leds-lp55xx.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: TI/National Semiconductor LP55xx and LP8501 LED Drivers
10 - Jacek Anaszewski <jacek.anaszewski@gmail.com>
11 - Pavel Machek <pavel@ucw.cz>
15 LED Drivers.
27 - national,lp5521
28 - national,lp5523
[all …]
/Linux-v5.10/drivers/net/wireless/broadcom/b43/
Dleds.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 LED control
7 Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
9 Copyright (c) 2005-2007 Michael Buesch <m@bues.ch>
48 struct b43_led *led) in b43_led_update() argument
53 if (!led->wl) in b43_led_update()
56 radio_enabled = (dev->phy.radio_on && dev->radio_hw_enable); in b43_led_update()
58 /* The led->state read is racy, but we don't care. In case we raced in b43_led_update()
62 turn_on = atomic_read(&led->state) != LED_OFF; in b43_led_update()
65 if (turn_on == led->hw_state) in b43_led_update()
[all …]
/Linux-v5.10/drivers/hid/
Dhid-gt683r.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * MSI GT683R led driver
14 #include "hid-ids.h"
62 struct device *dev = led_cdev->dev->parent; in gt683r_brightness_set()
64 struct gt683r_led *led = hid_get_drvdata(hdev); in gt683r_brightness_set() local
67 if (led_cdev == &led->led_devs[i]) in gt683r_brightness_set()
72 led->brightnesses[i] = brightness; in gt683r_brightness_set()
73 schedule_work(&led->work); in gt683r_brightness_set()
82 struct hid_device *hdev = to_hid_device(dev->parent); in mode_show()
83 struct gt683r_led *led = hid_get_drvdata(hdev); in mode_show() local
[all …]
/Linux-v5.10/drivers/gpu/drm/nouveau/
Dnouveau_led.c37 nouveau_led_get_brightness(struct led_classdev *led) in nouveau_led_get_brightness() argument
39 struct drm_device *drm_dev = container_of(led, struct nouveau_led, led)->dev; in nouveau_led_get_brightness()
41 struct nvif_object *device = &drm->client.device.object; in nouveau_led_get_brightness()
54 nouveau_led_set_brightness(struct led_classdev *led, enum led_brightness value) in nouveau_led_set_brightness() argument
56 struct drm_device *drm_dev = container_of(led, struct nouveau_led, led)->dev; in nouveau_led_set_brightness()
58 struct nvif_object *device = &drm->client.device.object; in nouveau_led_set_brightness()
61 u32 freq = 100; /* this is what nvidia uses and it should be good-enough */ in nouveau_led_set_brightness()
68 * - A: nvidia never puts the logo led to any other PWM controler in nouveau_led_set_brightness()
70 * - B: nouveau does not touch these registers anywhere else in nouveau_led_set_brightness()
81 struct nvkm_gpio *gpio = nvxx_gpio(&drm->client.device); in nouveau_led_init()
[all …]

12345678910>>...66