| /linux-6.12.1/Documentation/devicetree/bindings/leds/ |
| D | leds-bcm6328.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/leds/leds-bcm6328.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Álvaro Fernández Rojas <noltari@gmail.com>
17 as spi-gpio. See
21 exporting the 74x164 as spi-gpio prevents those LEDs to be hardware
25 should be controlled by a hardware signal instead of the MODE register value,
27 is usually 1:1 for hardware to LED signals, but through the activity/link
29 explained later in brcm,link-signal-sources). Even if a LED is hardware
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| /linux-6.12.1/arch/mips/boot/dts/brcm/ |
| D | bcm63268-comtrend-vr-3032u.dts | 1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
7 compatible = "comtrend,vr-3032u", "brcm,bcm63268";
8 model = "Comtrend VR-3032u";
17 stdout-path = &uart0;
23 brcm,serial-leds;
24 brcm,serial-dat-low;
25 brcm,serial-shift-inv;
29 brcm,hardware-controlled;
30 brcm,link-signal-sources = <0>;
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| /linux-6.12.1/drivers/leds/ |
| D | leds-bcm6328.c | 1 // 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
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()
107 return pin - 8; /* LEDs 8-23 (bits 31:0) */ in bcm6328_pin2shift()
115 shift = bcm6328_pin2shift(led->pin); in bcm6328_led_mode()
117 mode = led->mem + BCM6328_REG_MODE_HI; in bcm6328_led_mode()
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| /linux-6.12.1/Documentation/sound/soc/ |
| D | dapm.rst | 11 management frameworks and, as such, can easily co-exist with them.
17 activity and audio mixer settings within the device.
32 The graph for the STM32MP1-DK1 sound card is shown in picture:
34 .. kernel-figure:: dapm-graph.svg
57 audio subsystem signal paths
75 Mixes several analog signals into a single analog signal.
109 Signal Generator.
139 (Widgets are defined in include/sound/soc-dapm.h)
142 There are convenience macros defined in soc-dapm.h that can be used to quickly
150 ---------------------
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| /linux-6.12.1/sound/soc/codecs/ |
| D | cs47l15.c | 1 // SPDX-License-Identifier: GPL-2.0-only
5 // Copyright (C) 2016-2019 Cirrus Logic, Inc. and
23 #include <linux/irqchip/irq-madera.h>
33 /* Mid-mode registers */
39 #define DRV_NAME "cs47l15-codec"
72 snd_soc_dapm_to_component(w->dapm); in cs47l15_adsp_power_ev()
74 struct madera_priv *priv = &cs47l15->core; in cs47l15_adsp_power_ev()
75 struct madera *madera = priv->madera; in cs47l15_adsp_power_ev()
79 ret = regmap_read(madera->regmap, MADERA_DSP_CLOCK_2, &freq); in cs47l15_adsp_power_ev()
81 dev_err(madera->dev, in cs47l15_adsp_power_ev()
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| D | cs47l35.c | 1 // SPDX-License-Identifier: GPL-2.0-only
5 // Copyright (C) 2015-2019 Cirrus Logic, Inc. and
23 #include <linux/irqchip/irq-madera.h>
33 #define DRV_NAME "cs47l35-codec"
90 snd_soc_dapm_to_component(w->dapm); in cs47l35_adsp_power_ev()
92 struct madera_priv *priv = &cs47l35->core; in cs47l35_adsp_power_ev()
93 struct madera *madera = priv->madera; in cs47l35_adsp_power_ev()
97 ret = regmap_read(madera->regmap, MADERA_DSP_CLOCK_1, &freq); in cs47l35_adsp_power_ev()
99 dev_err(madera->dev, in cs47l35_adsp_power_ev()
109 ret = madera_set_adsp_clk(&cs47l35->core, w->shift, freq); in cs47l35_adsp_power_ev()
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| D | cs47l92.c | 1 // SPDX-License-Identifier: GPL-2.0-only
5 // Copyright (C) 2016-2019 Cirrus Logic, Inc. and
23 #include <linux/irqchip/irq-madera.h>
33 #define DRV_NAME "cs47l92-codec"
60 struct madera_priv *priv = &cs47l92->core; in cs47l92_put_demux()
61 struct madera *madera = priv->madera; in cs47l92_put_demux()
62 struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; in cs47l92_put_demux()
67 if (ucontrol->value.enumerated.item[0] > e->items - 1) in cs47l92_put_demux()
68 return -EINVAL; in cs47l92_put_demux()
70 mux = ucontrol->value.enumerated.item[0]; in cs47l92_put_demux()
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| D | cs47l85.c | 1 // SPDX-License-Identifier: GPL-2.0-only
5 // Copyright (C) 2015-2019 Cirrus Logic, Inc. and
23 #include <linux/irqchip/irq-madera.h>
30 #define DRV_NAME "cs47l85-codec"
114 snd_soc_dapm_to_component(w->dapm); in cs47l85_adsp_power_ev()
116 struct madera_priv *priv = &cs47l85->core; in cs47l85_adsp_power_ev()
117 struct madera *madera = priv->madera; in cs47l85_adsp_power_ev()
121 ret = regmap_read(madera->regmap, MADERA_DSP_CLOCK_1, &freq); in cs47l85_adsp_power_ev()
123 dev_err(madera->dev, in cs47l85_adsp_power_ev()
133 ret = madera_set_adsp_clk(&cs47l85->core, w->shift, freq); in cs47l85_adsp_power_ev()
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| D | cs47l90.c | 1 // SPDX-License-Identifier: GPL-2.0-only
5 // Copyright (C) 2015-2019 Cirrus Logic, Inc. and
23 #include <linux/irqchip/irq-madera.h>
30 #define DRV_NAME "cs47l90-codec"
114 snd_soc_dapm_to_component(w->dapm); in cs47l90_adsp_power_ev()
116 struct madera_priv *priv = &cs47l90->core; in cs47l90_adsp_power_ev()
117 struct madera *madera = priv->madera; in cs47l90_adsp_power_ev()
121 ret = regmap_read(madera->regmap, MADERA_DSP_CLOCK_2, &freq); in cs47l90_adsp_power_ev()
123 dev_err(madera->dev, in cs47l90_adsp_power_ev()
130 ret = madera_set_adsp_clk(&cs47l90->core, w->shift, freq); in cs47l90_adsp_power_ev()
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| /linux-6.12.1/arch/arm/mach-omap2/ |
| D | prm3xxx.c | 1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 2010-2012 Texas Instruments, Inc.
26 #include "prm-regbits-34xx.h"
28 #include "cm-regbits-34xx.h"
57 * omap3_prm_reset_src_map - map from bits in the PRM_RSTST hardware
59 * bit shifts (which is an OMAP SoC-independent enumeration)
74 { -1, -1 },
80 * struct omap3_vp - OMAP3 VP register access description.
105 return irqstatus & vp->tranxdone_status; in omap3_prm_vp_check_txdone()
112 omap2_prm_write_mod_reg(vp->tranxdone_status, in omap3_prm_vp_clear_txdone()
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| /linux-6.12.1/Documentation/driver-api/pm/ |
| D | devices.rst | 1 .. SPDX-License-Identifier: GPL-2.0
10 :Copyright: |copy| 2010-2011 Rafael J. Wysocki <rjw@sisk.pl>, Novell Inc.
18 management (PM) code is also driver-specific. Most drivers will do very
22 This writeup gives an overview of how drivers interact with system-wide
25 background for the domain-specific work you'd do with any specific driver.
31 Drivers will use one or both of these models to put devices into low-power
36 Drivers can enter low-power states as part of entering system-wide
37 low-power states like "suspend" (also known as "suspend-to-RAM"), or
39 "suspend-to-disk").
42 by implementing various role-specific suspend and resume methods to
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| /linux-6.12.1/drivers/gpu/drm/amd/amdkfd/ |
| D | kfd_process.c | 1 // SPDX-License-Identifier: GPL-2.0 OR MIT
3 * Copyright 2014-2022 Advanced Micro Devices, Inc.
59 /* Ordered, single-threaded workqueue for restoring evicted
62 * their BOs and result in a live-lock situation where processes
84 * Structure for SDMA activity tracking
115 pdd = workarea->pdd; in kfd_sdma_activity_worker()
118 dqm = pdd->dev->dqm; in kfd_sdma_activity_worker()
119 qpd = &pdd->qpd; in kfd_sdma_activity_worker()
123 * Total SDMA activity is current SDMA activity + past SDMA activity in kfd_sdma_activity_worker()
125 * To get the current activity counters for all active SDMA queues, in kfd_sdma_activity_worker()
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| /linux-6.12.1/Documentation/power/ |
| D | pci.rst | 13 power management refer to Documentation/driver-api/pm/devices.rst and
27 1.1. Native and Platform-Based Power Management
28 -----------------------------------------------
31 devices into states in which they draw less power (low-power states) at the
34 Usually, a device is put into a low-power state when it is underutilized or
36 again, it has to be put back into the "fully functional" state (full-power
41 PCI devices may be put into low-power states in two ways, by using the device
53 to put the device that sent it into the full-power state. However, the PCI Bus
68 Thus in many situations both the native and the platform-based power management
72 --------------------------------
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| /linux-6.12.1/Documentation/networking/device_drivers/ethernet/cirrus/ |
| D | cs89x0.rst | 1 .. SPDX-License-Identifier: GPL-2.0
33 2.1 CS8900-based Adapter Configuration
34 2.2 CS8920-based Adapter Configuration
46 5.2.1 Diagnostic Self-Test
66 The CS8900-based ISA Ethernet Adapters from Cirrus Logic follow
67 IEEE 802.3 standards and support half or full-duplex operation in ISA bus
69 in 16-bit ISA or EISA bus expansion slots and are available in
70 10BaseT-only or 3-media configurations (10BaseT, 10Base2, and AUI for 10Base-5
73 CS8920-based adapters are similar to the CS8900-based adapter with additional
85 or loaded at run-time as a device driver module.
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| /linux-6.12.1/Documentation/networking/ |
| D | arcnet-hardware.rst | 1 .. SPDX-License-Identifier: GPL-2.0
11 2) This file is no longer Linux-specific. It should probably be moved out
12 of the kernel sources. Ideas?
17 e-mail apenwarr@worldvisions.ca with any settings for your particular card,
39 There are two "types" of ARCnet - STAR topology and BUS topology. This
46 well-designed standard. It uses something called "modified token passing"
47 which makes it completely incompatible with so-called "Token Ring" cards,
63 programming interface also means that when high-performance hardware
73 although they are generally kept down to the Ethernet-style 1500 bytes.
91 - Avery Pennraun <apenwarr@worldvisions.ca>
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| /linux-6.12.1/drivers/comedi/drivers/ |
| D | ni_mio_common.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Hardware driver for DAQ-STC based boards
5 * COMEDI - Linux Control and Measurement Device Interface
6 * Copyright (C) 1997-2001 David A. Schleef <ds@schleef.org>
7 * Copyright (C) 2002-2006 Frank Mori Hess <fmhess@users.sourceforge.net>
17 * 340747b.pdf AT-MIO E series Register Level Programmer Manual
19 * 340934b.pdf DAQ-STC reference manual
29 * 320906c.pdf maximum signal ratings
31 * 321791a.pdf discontinuation of at-mio-16e-10 rev. c
32 * 321808a.pdf about at-mio-16e-10 rev P
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| /linux-6.12.1/include/linux/platform_data/ |
| D | cros_ec_commands.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
7 * NOTE: This file is auto-generated from ChromeOS EC Open Source code from
52 * The actual block is 0x800-0x8ff, but some BIOSes think it's 0x880-0x8ff
77 #define EC_MEMMAP_TEMP_SENSOR 0x00 /* Temp sensors 0x00 - 0x0f */
78 #define EC_MEMMAP_FAN 0x10 /* Fan speeds 0x10 - 0x17 */
79 #define EC_MEMMAP_TEMP_SENSOR_B 0x18 /* More temp sensors 0x18 - 0x1f */
81 #define EC_MEMMAP_ID_VERSION 0x22 /* Version of data in 0x20 - 0x2f */
82 #define EC_MEMMAP_THERMAL_VERSION 0x23 /* Version of data in 0x00 - 0x1f */
83 #define EC_MEMMAP_BATTERY_VERSION 0x24 /* Version of data in 0x40 - 0x7f */
84 #define EC_MEMMAP_SWITCHES_VERSION 0x25 /* Version of data in 0x30 - 0x33 */
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| /linux-6.12.1/drivers/usb/gadget/udc/ |
| D | udc-xilinx.c | 1 // SPDX-License-Identifier: GPL-2.0+
8 * Copyright (C) 2010 - 2014 Xilinx, Inc.
10 * Some parts of this driver code is based on the driver for at91-series
17 #include <linux/dma-mapping.h>
109 * struct xusb_req - Xilinx USB device request structure
121 * struct xusb_ep - USB end point structure.
159 * struct xusb_udc - USB peripheral driver structure
201 static const char driver_name[] = "xilinx-udc";
214 * xudc_write32 - little endian write to device registers
225 * xudc_read32 - little endian read from device registers
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| /linux-6.12.1/drivers/char/ |
| D | random.c | 1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
3 * Copyright (C) 2017-2024 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
10 * - Initialization and readiness waiting.
11 * - Fast key erasure RNG, the "crng".
12 * - Entropy accumulation and extraction routines.
13 * - Entropy collection routines.
14 * - Userspace reader/writer interfaces.
15 * - Sysctl interface.
81 * crng_init is protected by base_crng->lock, and only increases
82 * its value (from empty->early->ready).
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| /linux-6.12.1/drivers/gpu/drm/amd/display/amdgpu_dm/ |
| D | amdgpu_dm.c | 183 switch (link->dpcd_caps.dongle_type) { in get_subconnector_type()
202 struct dc_link *link = aconnector->dc_link; in update_subconnector_property()
203 struct drm_connector *connector = &aconnector->base; in update_subconnector_property()
206 if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort) in update_subconnector_property()
209 if (aconnector->dc_sink) in update_subconnector_property()
212 drm_object_property_set_value(&connector->base, in update_subconnector_property()
213 connector->dev->mode_config.dp_subconnector_property, in update_subconnector_property()
256 * struct amdgpu_device *adev - [in] desired amdgpu device
257 * int disp_idx - [in] which CRTC to get the counter from
266 if (crtc >= adev->mode_info.num_crtc) in dm_vblank_get_counter()
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| /linux-6.12.1/drivers/net/ethernet/intel/fm10k/ |
| D | fm10k_pci.c | 1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2013 - 2019 Intel Corporation. */
15 * fm10k_pci_tbl - PCI Device ID Table
35 struct fm10k_intfc *interface = hw->back; in fm10k_read_pci_cfg_word()
38 if (FM10K_REMOVED(hw->hw_addr)) in fm10k_read_pci_cfg_word()
41 pci_read_config_word(interface->pdev, reg, &value); in fm10k_read_pci_cfg_word()
50 u32 __iomem *hw_addr = READ_ONCE(hw->hw_addr); in fm10k_read_reg()
58 struct fm10k_intfc *interface = hw->back; in fm10k_read_reg()
59 struct net_device *netdev = interface->netdev; in fm10k_read_reg()
61 hw->hw_addr = NULL; in fm10k_read_reg()
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| /linux-6.12.1/drivers/net/ethernet/smsc/ |
| D | smsc911x.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * Copyright (C) 2004-2008 SMSC
5 * Copyright (C) 2005-2008 ARM
56 #define SMSC_MDIONAME "smsc911x-mdio"
57 #define SMSC_DRV_VERSION "2008-10-21"
146 #define __smsc_shift(pdata, reg) ((reg) << ((pdata)->config.shift))
150 if (pdata->config.flags & SMSC911X_USE_32BIT) in __smsc911x_reg_read()
151 return readl(pdata->ioaddr + reg); in __smsc911x_reg_read()
153 if (pdata->config.flags & SMSC911X_USE_16BIT) in __smsc911x_reg_read()
154 return ((readw(pdata->ioaddr + reg) & 0xFFFF) | in __smsc911x_reg_read()
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| /linux-6.12.1/Documentation/filesystems/ |
| D | proc.rst | 1 .. SPDX-License-Identifier: GPL-2.0
24 1.1 Process-Specific Subdirectories
36 3 Per-Process Parameters
37 3.1 /proc/<pid>/oom_adj & /proc/<pid>/oom_score_adj - Adjust the oom-killer
39 3.2 /proc/<pid>/oom_score - Display current oom-killer score
40 3.3 /proc/<pid>/io - Display the IO accounting fields
41 3.4 /proc/<pid>/coredump_filter - Core dump filtering settings
42 3.5 /proc/<pid>/mountinfo - Information about mounts
44 3.7 /proc/<pid>/task/<tid>/children - Information about task children
45 3.8 /proc/<pid>/fdinfo/<fd> - Information about opened file
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| /linux-6.12.1/Documentation/admin-guide/ |
| D | kernel-parameters.txt | 16 force -- enable ACPI if default was off
17 on -- enable ACPI but allow fallback to DT [arm64,riscv64]
18 off -- disable ACPI if default was on
19 noirq -- do not use ACPI for IRQ routing
20 strict -- Be less tolerant of platforms that are not
22 rsdt -- prefer RSDT over (default) XSDT
23 copy_dsdt -- copy DSDT to memory
24 nospcr -- disable console in ACPI SPCR table as
41 If set to vendor, prefer vendor-specific driver
73 Documentation/firmware-guide/acpi/debug.rst for more information about
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| /linux-6.12.1/Documentation/filesystems/xfs/ |
| D | xfs-online-fsck-design.rst | 1 .. SPDX-License-Identifier: GPL-2.0
8 Heading 3 uses "----"
25 - To help kernel distributors understand exactly what the XFS online fsck
28 - To help people reading the code to familiarize themselves with the relevant
31 - To help developers maintaining the system by capturing the reasons
59 - Provide a hierarchy of names through which application programs can associate
62 - Virtualize physical storage media across those names, and
64 - Retrieve the named data blobs at any time.
66 - Examine resource usage.
79 cross-references different types of metadata records with each other to look
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