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/kernel/linux/linux-4.19/Documentation/devicetree/bindings/leds/backlight/
Dpwm-backlight.txt1 pwm-backlight bindings
4 - compatible: "pwm-backlight"
5 - pwms: OF device-tree PWM specification (see PWM binding[0])
6 - power-supply: regulator for supply voltage
9 - pwm-names: a list of names for the PWM devices specified in the
11 - enable-gpios: contains a single GPIO specifier for the GPIO which enables
13 - post-pwm-on-delay-ms: Delay in ms between setting an initial (non-zero) PWM
15 - pwm-off-delay-ms: Delay in ms between disabling the backlight using GPIO
17 - brightness-levels: Array of distinct brightness levels. Typically these
23 - default-brightness-level: The default brightness level (index into the
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/leds/backlight/
Dpwm-backlight.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/leds/backlight/pwm-backlight.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: pwm-backlight bindings
10 - Lee Jones <lee.jones@linaro.org>
11 - Daniel Thompson <daniel.thompson@linaro.org>
12 - Jingoo Han <jingoohan1@gmail.com>
16 const: pwm-backlight
21 pwm-names: true
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/kernel/linux/linux-4.19/drivers/video/backlight/
Dpwm_bl.c53 if (pb->enabled) in pwm_backlight_power_on()
56 err = regulator_enable(pb->power_supply); in pwm_backlight_power_on()
58 dev_err(pb->dev, "failed to enable power supply\n"); in pwm_backlight_power_on()
60 pwm_enable(pb->pwm); in pwm_backlight_power_on()
62 if (pb->post_pwm_on_delay) in pwm_backlight_power_on()
63 msleep(pb->post_pwm_on_delay); in pwm_backlight_power_on()
65 if (pb->enable_gpio) in pwm_backlight_power_on()
66 gpiod_set_value_cansleep(pb->enable_gpio, 1); in pwm_backlight_power_on()
68 pb->enabled = true; in pwm_backlight_power_on()
73 if (!pb->enabled) in pwm_backlight_power_off()
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/kernel/linux/linux-5.10/drivers/video/backlight/
Dpwm_bl.c1 // SPDX-License-Identifier: GPL-2.0-only
47 pwm_get_state(pb->pwm, &state); in pwm_backlight_power_on()
48 if (pb->enabled) in pwm_backlight_power_on()
51 err = regulator_enable(pb->power_supply); in pwm_backlight_power_on()
53 dev_err(pb->dev, "failed to enable power supply\n"); in pwm_backlight_power_on()
56 pwm_apply_state(pb->pwm, &state); in pwm_backlight_power_on()
58 if (pb->post_pwm_on_delay) in pwm_backlight_power_on()
59 msleep(pb->post_pwm_on_delay); in pwm_backlight_power_on()
61 if (pb->enable_gpio) in pwm_backlight_power_on()
62 gpiod_set_value_cansleep(pb->enable_gpio, 1); in pwm_backlight_power_on()
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/kernel/linux/linux-5.10/drivers/net/wireless/intel/iwlegacy/
D4965.c1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved.
8 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
15 #include <linux/dma-mapping.h>
29 * il_verify_inst_sparse - verify runtime uCode image in card vs. host,
44 /* read data comes through single port, auto-incr addr */ in il4965_verify_inst_sparse()
50 ret = -EIO; in il4965_verify_inst_sparse()
61 * il4965_verify_inst_full - verify runtime uCode image in card vs. host,
77 for (; len > 0; len -= sizeof(u32), image++) { in il4965_verify_inst_full()
78 /* read data comes through single port, auto-incr addr */ in il4965_verify_inst_full()
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/kernel/linux/linux-4.19/drivers/net/wireless/intel/iwlegacy/
D4965.c3 * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved.
23 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
30 #include <linux/dma-mapping.h>
43 * il_verify_inst_sparse - verify runtime uCode image in card vs. host,
58 /* read data comes through single port, auto-incr addr */ in il4965_verify_inst_sparse()
64 ret = -EIO; in il4965_verify_inst_sparse()
75 * il4965_verify_inst_full - verify runtime uCode image in card vs. host,
91 for (; len > 0; len -= sizeof(u32), image++) { in il4965_verify_inst_full()
92 /* read data comes through single port, auto-incr addr */ in il4965_verify_inst_full()
99 save_len - len, val, le32_to_cpu(*image)); in il4965_verify_inst_full()
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/kernel/linux/linux-4.19/Documentation/media/uapi/v4l/
Dextended-controls.rst1 .. -*- coding: utf-8; mode: rst -*-
3 .. _extended-controls:
71 it also allows for 64-bit values and pointers to be passed.
75 such as N-dimensional arrays and/or structures. You need to specify the
84 particular, this ioctl gives the dimensions of the N-dimensional array
113 .. code-block:: c
134 .. code-block:: c
144 The 32-bit ``qctrl.id`` value is subdivided into three bit ranges: the
150 non-zero for controls. The range of 0x1000 and up are reserved for
151 driver-specific controls. The macro ``V4L2_CTRL_ID2CLASS(id)`` returns
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/kernel/linux/linux-5.10/sound/pci/hda/
Dpatch_ca0132.c1 // SPDX-License-Identifier: GPL-2.0-or-later
74 #define DESKTOP_EFX_FILE "ctefx-desktop.bin"
75 #define R3DI_EFX_FILE "ctefx-r3di.bin"
115 #define VNODES_COUNT (VNODE_END_NID - VNODE_START_NID)
126 #define OUT_EFFECTS_COUNT (OUT_EFFECT_END_NID - OUT_EFFECT_START_NID)
134 #define IN_EFFECTS_COUNT (IN_EFFECT_END_NID - IN_EFFECT_START_NID)
154 #define EFFECTS_COUNT (EFFECT_END_NID - EFFECT_START_NID)
163 * X-bass.
182 int params; /* number of default non-on/off params */
223 { .name = "X-Bass",
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