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/linux-6.14.4/Documentation/devicetree/bindings/usb/
Dxlnx,usb2.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Mubin Sayyed <[email protected]>
11 - Radhey Shyam Pandey <[email protected]>
15 const: xlnx,usb2-device-4.00.a
23 xlnx,has-builtin-dma:
25 If present, hardware has dma capability.
31 clock-names:
35 - compatible
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/linux-6.14.4/drivers/parport/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
4 # see Documentation/kbuild/kconfig-language.rst.
24 <file:Documentation/admin-guide/parport.rst> and
25 <file:drivers/parport/BUGS-parport>.
28 to the parallel port see <http://www.torque.net/linux-pp.html> on
37 look at <file:Documentation/admin-guide/parport.rst>.
44 tristate "PC-style hardware"
48 You should say Y here if you have a PC-style parallel port. All
49 IBM PC compatible computers and some Alphas have PC-style
50 parallel ports. PA-RISC owners should only say Y here if they
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/linux-6.14.4/arch/alpha/kernel/
Dsys_dp264.c1 // SPDX-License-Identifier: GPL-2.0
25 #include <asm/dma.h>
68 dim0 = &cchip->dim0.csr; in tsunami_update_irq_hw()
69 dim1 = &cchip->dim1.csr; in tsunami_update_irq_hw()
70 dim2 = &cchip->dim2.csr; in tsunami_update_irq_hw()
71 dim3 = &cchip->dim3.csr; in tsunami_update_irq_hw()
88 if (bcpu == 0) dimB = &cchip->dim0.csr; in tsunami_update_irq_hw()
89 else if (bcpu == 1) dimB = &cchip->dim1.csr; in tsunami_update_irq_hw()
90 else if (bcpu == 2) dimB = &cchip->dim2.csr; in tsunami_update_irq_hw()
91 else dimB = &cchip->dim3.csr; in tsunami_update_irq_hw()
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Dsys_takara.c1 // SPDX-License-Identifier: GPL-2.0
20 #include <asm/dma.h>
34 static unsigned long cached_irq_mask[2] = { -1, -1 };
41 mask = (irq >= 64 ? mask << 16 : mask >> ((irq - 16) & 0x30)); in takara_update_irq_hw()
42 regaddr = 0x510 + (((irq - 16) >> 2) & 0x0c); in takara_update_irq_hw()
49 unsigned int irq = d->irq; in takara_enable_irq()
58 unsigned int irq = d->irq; in takara_disable_irq()
79 * us whether an interrupt has come in on IRQ0 or IRQ1. If in takara_device_interrupt()
111 int irq = (vector - 0x800) >> 4; in takara_srm_device_interrupt()
127 /* Return to non-accelerated mode. */ in takara_init_irq()
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/linux-6.14.4/arch/arc/mm/
Dcache.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
6 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
55 p_slc->sz_k = 128 << slc_cfg.sz; in read_decode_cache_bcr_arcv2()
56 l2_line_sz = p_slc->line_len = (slc_cfg.lsz == 0) ? 128 : 64; in read_decode_cache_bcr_arcv2()
57 n += scnprintf(buf + n, len - n, in read_decode_cache_bcr_arcv2()
59 p_slc->sz_k, p_slc->line_len, IS_USED_RUN(slc_enable)); in read_decode_cache_bcr_arcv2()
69 * only ZONE_NORMAL (low mem) and any dma transactions outside this in read_decode_cache_bcr_arcv2()
72 * bounce_buffer to handle dma transactions to HIGHMEM. in read_decode_cache_bcr_arcv2()
88 /* HS 3.0 has limit and strict-ordering fields */ in read_decode_cache_bcr_arcv2()
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/linux-6.14.4/arch/powerpc/kernel/
Dprom_init.c1 // SPDX-License-Identifier: GPL-2.0-or-later
6 * Copyright (C) 1996-2005 Paul Mackerras.
46 #include <asm/asm-prototypes.h>
47 #include <asm/ultravisor-api.h>
71 * is running at whatever address it has been loaded at.
72 * On ppc32 we compile with -mrelocatable, which means that references
79 * OF once the kernel has been mapped to KERNELBASE. Therefore all
83 * arguments to call_prom should be 32-bit values.
216 * Error results ... some OF calls will return "-1" on error, some
222 #define PROM_ERROR (-1u)
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/linux-6.14.4/drivers/mmc/host/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
42 This option will enable the dma to work correctly, if you are using
43 Qcom SOCs and MMC, you would probably need this option to get DMA working.
53 If you have a STM32 sdmmc host with internal DMA say Y here.
94 implements a hardware byte swapper using a 32-bit datum.
96 has the effect of scrambling the addresses and formats of data
106 support UHS2-capable devices.
133 disabled, it will steal the MMC cards away - rendering them
398 bool "DMA support on S3C SDHCI"
401 Enable DMA support on the Samsung S3C SDHCI glue. The DMA
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/linux-6.14.4/sound/pci/
Dazt3328.c1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /* azt3328.c - driver for Aztech AZF3328 based soundcards (e.g. PCI168).
3 * Copyright (C) 2002, 2005 - 2011 by Andreas Mohr <andi AT lisas.de>
7 * found in a Fujitsu-Siemens PC ("Cordant", aluminum case).
13 * Keywords: Windows XP Vista 168nt4-125.zip 168win95-125.zip PCI 168 download
15 * has very good support out of the box;
17 * despite the high level of Internet ignorance - as usual :-P -
18 * about very good support for this card - on Linux!)
25 * in the first place >:-P}),
34 * for compatibility reasons) from Azfin (joint-venture of Aztech and Fincitec,
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/linux-6.14.4/include/linux/
Dgfp_types.h1 /* SPDX-License-Identifier: GPL-2.0 */
10 * typedef gfp_t - Memory allocation flags.
23 * include/trace/events/mmflags.h and tools/perf/builtin-kmem.c
108 * Physical address zone modifiers (see linux/mmzone.h - low four bits)
124 * ---------------------------------
159 * Watermark modifiers -- controls access to emergency reserves
160 * ------------------------------------------------------------
162 * %__GFP_HIGH indicates that the caller is high-priority and that granting
170 * be the MM or co-ordinating closely with the VM (e.g. swap over NFS).
174 * Usage of a pre-allocated pool (e.g. mempool) should be always considered
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Di2c.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * i2c.h - definitions for the Linux i2c bus interface
4 * Copyright (C) 1995-2000 Simon G. Vogl
5 * Copyright (C) 2013-2019 Wolfram Sang <[email protected]>
30 /* --- General options ------------------------------------------------ */
69 * i2c_master_recv - issue a single I2C message in master receive mode
83 * i2c_master_recv_dmasafe - issue a single I2C message in master receive mode
84 * using a DMA safe buffer
86 * @buf: Where to store data read from slave, must be safe to use with DMA
99 * i2c_master_send - issue a single I2C message in master transmit mode
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/linux-6.14.4/drivers/usb/dwc2/
Dcore.h1 /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
3 * core.h - DesignWare HS OTG Controller common declarations
5 * Copyright (C) 2004-2013 Synopsys, Inc.
21 * - no_printk: Disable tracing
22 * - pr_info: Print this info to the console
23 * - trace_printk: Print this info to trace buffer (good for verbose logging)
32 dev_name(hsotg->dev), ##__VA_ARGS__)
37 dev_name(hsotg->dev), ##__VA_ARGS__)
42 /* dwc2-hsotg declarations */
65 * has currently been found, we cannot support any large IN transfers for
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/linux-6.14.4/drivers/hid/
Dhid-lg-g15.c1 // SPDX-License-Identifier: GPL-2.0+
17 #include "hid-ids.h"
54 /* Must be first for proper dma alignment */
72 ret = hid_hw_raw_request(g15->hdev, LG_G15_FEATURE_REPORT, in lg_g15_update_led_brightness()
73 g15->transfer_buf, 4, in lg_g15_update_led_brightness()
76 hid_err(g15->hdev, "Error getting LED brightness: %d\n", ret); in lg_g15_update_led_brightness()
77 return (ret < 0) ? ret : -EIO; in lg_g15_update_led_brightness()
80 g15->leds[LG_G15_KBD_BRIGHTNESS].brightness = g15->transfer_buf[1]; in lg_g15_update_led_brightness()
81 g15->leds[LG_G15_LCD_BRIGHTNESS].brightness = g15->transfer_buf[2]; in lg_g15_update_led_brightness()
83 g15->leds[LG_G15_MACRO_PRESET1].brightness = in lg_g15_update_led_brightness()
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/linux-6.14.4/drivers/pci/controller/
Dpci-ixp4xx.c1 // SPDX-License-Identifier: GPL-2.0
7 * Based on the IXP4xx arch/arm/mach-ixp4xx/common-pci.c driver
9 * Copyright (C) 2003 Greg Ungerer <gerg@linux-m68k.org>
10 * Copyright (C) 2003-2004 MontaVista Software, Inc.
15 * - Test IO-space access
16 * - DMA support
111 * The IXP4xx has a peculiar address bus that will change the
113 * operates in big-endian or little-endian mode. That means that
114 * readl() and writel() that always use little-endian access
116 * when used in big-endian mode. The accesses to the individual
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/linux-6.14.4/arch/
DKconfig1 # SPDX-License-Identifier: GPL-2.0
21 # Selected by architectures that need custom DMA operations for e.g. legacy
22 # IOMMUs not handled by dma-iommu. Drivers must never select this symbol.
29 menu "General architecture-dependent options"
34 Select if the architecture can check permissions at sub-page
80 for kernel debugging, non-intrusive instrumentation and testing.
89 makes certain almost-always-true or almost-always-false branch
92 Certain performance-sensitive kernel code, such as trace points,
96 If it is detected that the compiler has support for "asm goto",
106 ( On 32-bit x86, the necessary options added to the compiler
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/linux-6.14.4/Documentation/admin-guide/
Dkernel-parameters.txt16 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 nocmcff -- Disable firmware first mode for corrected
26 source to check if firmware has set the FF flag. This
28 nospcr -- disable console in ACPI SPCR table as
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Ddevices.txt1 0 Unnamed devices (e.g. non-device mounts)
7 2 = /dev/kmem OBSOLETE - replaced by /proc/kcore
11 6 = /dev/core OBSOLETE - replaced by /proc/kcore
18 12 = /dev/oldmem OBSOLETE - replaced by /proc/vmcore
31 2 char Pseudo-TTY masters
37 Pseudo-tty's are named as follows:
40 the 1st through 16th series of 16 pseudo-ttys each, and
44 These are the old-style (BSD) PTY devices; Unix98
106 3 char Pseudo-TTY slaves
112 These are the old-style (BSD) PTY devices; Unix98
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/linux-6.14.4/drivers/tty/serial/
Damba-pl011.c1 // SPDX-License-Identifier: GPL-2.0+
9 * Copyright (C) 2010 ST-Ericsson SA
11 * This is a generic driver for ARM AMBA-type serial ports. They
12 * have a lot of 16550-like features, but are not register compatible.
35 #include <linux/dma-mapping.h>
82 /* The size of the array - must be last */
219 /* Deals with DMA transactions */
222 dma_addr_t dma; member
245 dma_addr_t dma; member
268 unsigned int fifosize; /* vendor-specific */
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/linux-6.14.4/arch/x86/kernel/
Dsetup.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * This file contains the setup_arch() code, which handles the architecture-dependent
12 #include <linux/dma-map-ops.h>
24 #include <linux/usb/xhci-dbgp.h>
52 #include <asm/pci-direct.h>
177 * copy_edd() - Copy the BIOS EDD information
197 size_t mask = align - 1; in extend_brk()
224 _brk_end - _brk_start); in reserve_brk()
273 printk(KERN_INFO "Allocated new RAMDISK: [mem %#010llx-%#010llx]\n", in relocate_initrd()
274 relocated_ramdisk, relocated_ramdisk + ramdisk_size - 1); in relocate_initrd()
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/linux-6.14.4/lib/
DKconfig.debug1 # SPDX-License-Identifier: GPL-2.0-only
19 parameter printk.time=1. See Documentation/admin-guide/kernel-parameters.rst
50 int "Default console loglevel (1-15)"
60 Note: This does not affect the log level of un-prefixed printk()
65 int "quiet console loglevel (1-15)"
76 int "Default message log level (1-7)"
82 This was hard-coded to KERN_WARNING since at least 2.6.10 but folks
118 enabled/disabled based on various levels of scope - per source file,
158 nullarbor:~ # echo -n 'file svcsock.c line 1603 +p' >
162 nullarbor:~ # echo -n 'file svcsock.c +p' >
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/linux-6.14.4/drivers/usb/gadget/udc/
Dudc-xilinx.c1 // 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>
37 #define XUSB_DMA_RESET_OFFSET 0x0200 /* DMA Soft Reset Register */
38 #define XUSB_DMA_CONTROL_OFFSET 0x0204 /* DMA Control Register */
39 #define XUSB_DMA_DSAR_ADDR_OFFSET 0x0208 /* DMA source Address Reg */
40 #define XUSB_DMA_DDAR_ADDR_OFFSET 0x020C /* DMA destination Addr Reg */
41 #define XUSB_DMA_LENGTH_OFFSET 0x0210 /* DMA Length Register */
42 #define XUSB_DMA_STATUS_OFFSET 0x0214 /* DMA Status Register */
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/linux-6.14.4/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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/linux-6.14.4/drivers/net/ethernet/broadcom/
Dbcm63xx_enet.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Driver for BCM963xx builtin Ethernet mac
17 #include <linux/dma-mapping.h>
38 return bcm_readl(priv->base + off); in enet_readl()
44 bcm_writel(val, priv->base + off); in enet_writel()
52 return bcm_readl(priv->base + off); in enetsw_readl()
58 bcm_writel(val, priv->base + off); in enetsw_writel()
63 return bcm_readw(priv->base + off); in enetsw_readw()
69 bcm_writew(val, priv->base + off); in enetsw_writew()
74 return bcm_readb(priv->base + off); in enetsw_readb()
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/linux-6.14.4/arch/mips/
DKconfig1 # SPDX-License-Identifier: GPL-2.0
145 bool "Generic board-agnostic MIPS kernel"
287 Build a generic DT-based kernel image that boots on select
288 BCM33xx cable modem chips, BCM63xx DSL chips, and BCM7xxx set-top
380 see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
381 DECstation porting pages on <http://decstation.unix-ag.org/>.
420 Olivetti M700-10 workstations.
457 bool "Loongson 32-bit family of machines"
460 This enables support for the Loongson-1 family of machines.
462 Loongson-1 is a family of 32-bit MIPS-compatible SoCs developed by
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/linux-6.14.4/arch/x86/
DKconfig1 # SPDX-License-Identifier: GPL-2.0
4 bool "64-bit kernel" if "$(ARCH)" = "x86"
7 Say yes to build a 64-bit kernel - formerly known as x86_64
8 Say no to build a 32-bit kernel - formerly known as i386
13 # Options that are inherently 32-bit kernel only:
27 # Options that are inherently 64-bit kernel only:
55 # ported to 32-bit as well. )
154 # Word-size accesses may read uninitialized data past the trailing \0
336 default "elf32-i386" if X86_32
337 default "elf64-x86-64" if X86_64
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/linux-6.14.4/drivers/video/fbdev/
Damifb.c2 * linux/drivers/video/amifb.c -- Amiga builtin chipset frame buffer device
4 * Copyright (C) 1995-2003 Geert Uytterhoeven
30 * - 24 Jul 96: Copper generates now vblank interrupt and
32 * - 14 Jul 96: Rework and hopefully last ECS bugs fixed
33 * - 7 Mar 96: Hardware sprite support by Roman Zippel
34 * - 18 Feb 96: OCS and ECS support by Roman Zippel
36 * - 2 Dec 95: AGA version by Geert Uytterhoeven
107 ---------------------
111 +----------+---------------------------------------------+----------+-------+
115 +----------###############################################----------+-------+
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