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Searched +full:dma +full:- +full:noncoherent (Results 1 – 24 of 24) sorted by relevance

/linux-6.8/arch/arc/mm/
Ddma.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
6 #include <linux/dma-map-ops.h>
11 * ARCH specific callbacks for generic noncoherent DMA ops
12 * - hardware IOC not available (or "dma-coherent" not set for device in DT)
13 * - But still handle both coherent and non-coherent requests from caller
15 * For DMA coherent hardware (IOC) generic code suffices
23 * Yeah this bit us - STAR 9000898266 in arch_dma_prep_coherent()
37 * dma-mapping: provide a generic dma-noncoherent implementation)"
40 * |----------------------------------------------------------------
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/linux-6.8/arch/riscv/mm/
Dcache-ops.c1 // SPDX-License-Identifier: GPL-2.0-only
6 #include <asm/dma-noncoherent.h>
Dpmem.c1 // SPDX-License-Identifier: GPL-2.0
10 #include <asm/dma-noncoherent.h>
DMakefile1 # SPDX-License-Identifier: GPL-2.0-only
3 CFLAGS_init.o := -mcmodel=medany
5 CFLAGS_init.o += -fno-pie
15 obj-y += init.o
16 obj-$(CONFIG_MMU) += extable.o fault.o pageattr.o pgtable.o
17 obj-y += cacheflush.o
18 obj-y += context.o
19 obj-y += pmem.o
22 obj-$(CONFIG_SMP) += tlbflush.o
24 obj-$(CONFIG_HUGETLB_PAGE) += hugetlbpage.o
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Ddma-noncoherent.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * RISC-V specific functions to support DMA for non-coherent devices
8 #include <linux/dma-direct.h>
9 #include <linux/dma-map-ops.h>
12 #include <asm/dma-noncoherent.h>
136 "%s %s: ARCH_DMA_MINALIGN smaller than riscv,cbom-block-size (%d < %d)", in arch_setup_dma_ops()
141 "%s %s: device non-coherent but no non-coherent operations supported", in arch_setup_dma_ops()
144 dev->dma_coherent = coherent; in arch_setup_dma_ops()
150 "Non-coherent DMA support enabled without a block size\n"); in riscv_noncoherent_supported()
/linux-6.8/arch/powerpc/mm/
DMakefile1 # SPDX-License-Identifier: GPL-2.0
3 # Makefile for the linux ppc-specific parts of the memory manager.
6 ccflags-$(CONFIG_PPC64) := $(NO_MINIMAL_TOC)
8 obj-y := fault.o mem.o pgtable.o maccess.o pageattr.o \
10 pgtable-frag.o ioremap.o ioremap_$(BITS).o \
11 init-common.o mmu_context.o drmem.o \
13 obj-$(CONFIG_PPC_MMU_NOHASH) += nohash/
14 obj-$(CONFIG_PPC_BOOK3S_32) += book3s32/
15 obj-$(CONFIG_PPC_BOOK3S_64) += book3s64/
16 obj-$(CONFIG_NUMA) += numa.o
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/linux-6.8/arch/mips/mm/
DMakefile1 # SPDX-License-Identifier: GPL-2.0
3 # Makefile for the Linux/MIPS-specific parts of the memory manager.
6 obj-y += cache.o
7 obj-y += context.o
8 obj-y += extable.o
9 obj-y += fault.o
10 obj-y += init.o
11 obj-y += mmap.o
12 obj-y += page.o
13 obj-y += page-funcs.o
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/linux-6.8/Documentation/devicetree/bindings/interrupt-controller/
Darm,gic-v3.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/interrupt-controller/arm,gic-v3.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Marc Zyngier <maz@kernel.org>
15 Software Generated Interrupts (SGI), and Locality-specific Peripheral
19 - $ref: /schemas/interrupt-controller.yaml#
24 - items:
25 - enum:
26 - qcom,msm8996-gic-v3
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/linux-6.8/arch/riscv/boot/dts/renesas/
Dr9a07g043f.dtsi1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
8 #include <dt-bindings/interrupt-controller/irq.h>
16 #address-cells = <1>;
17 #size-cells = <0>;
18 timebase-frequency = <12000000>;
23 #cooling-cells = <2>;
27 riscv,isa-base = "rv64i";
28 riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
31 mmu-type = "riscv,sv39";
32 i-cache-size = <0x8000>;
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/linux-6.8/drivers/cache/
Dax45mp_cache.c1 // SPDX-License-Identifier: GPL-2.0
3 * non-coherent cache functions for Andes AX45MP
10 #include <linux/dma-direction.h>
14 #include <asm/dma-noncoherent.h>
23 /* D-cache operation */
25 #define AX45MP_CCTL_L1D_VA_WB 1 /* Write-back an L1 cache entry */
35 #define AX45MP_CCTL_L2_PA_WB 0x9 /* Write-back an L2 cache entry */
89 /* Write-back L1 and L2 cache entry */
115 start = start & (~(line_size - 1)); in ax45mp_dma_cache_inv()
116 end = ((end + line_size - 1) & (~(line_size - 1))); in ax45mp_dma_cache_inv()
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Dsifive_ccache.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2018-2022 SiFive, Inc.
20 #include <asm/dma-noncoherent.h>
80 return -EINVAL; in ccache_write()
84 return -EINVAL; in ccache_write()
119 { .compatible = "sifive,fu540-c000-ccache" },
120 { .compatible = "sifive,fu740-c000-ccache" },
121 { .compatible = "starfive,jh7100-ccache",
196 if (this_leaf->level == level) in ccache_get_priv_group()
260 return -ENODEV; in sifive_ccache_init()
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/linux-6.8/arch/riscv/errata/thead/
Derrata.c1 // SPDX-License-Identifier: GPL-2.0-only
15 #include <asm/dma-noncoherent.h>
40 * | 31 - 25 | 24 - 20 | 19 - 15 | 14 - 12 | 11 - 7 | 6 - 0 |
46 * | 31 - 25 | 24 - 20 | 19 - 15 | 14 - 12 | 11 - 7 | 6 - 0 |
52 * | 31 - 25 | 24 - 20 | 19 - 15 | 14 - 12 | 11 - 7 | 6 - 0 |
58 * | 31 - 25 | 24 - 20 | 19 - 15 | 14 - 12 | 11 - 7 | 6 - 0 |
76 "r"((unsigned long)(_start) & ~((_cachesize) - 1UL)), \
128 /* target-c9xx cores report arch_id and impid as 0 */ in errata_probe_pmu()
164 if (alt->vendor_id != THEAD_VENDOR_ID) in thead_errata_patch_func()
166 if (alt->patch_id >= ERRATA_THEAD_NUMBER) in thead_errata_patch_func()
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/linux-6.8/arch/riscv/boot/dts/sophgo/
Dcv18xx.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
7 #include <dt-bindings/interrupt-controller/irq.h>
10 #address-cells = <1>;
11 #size-cells = <1>;
14 #address-cells = <1>;
15 #size-cells = <0>;
16 timebase-frequency = <25000000>;
22 d-cache-block-size = <64>;
23 d-cache-sets = <512>;
24 d-cache-size = <65536>;
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Dsg2042.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
6 /dts-v1/;
7 #include <dt-bindings/interrupt-controller/irq.h>
9 #include "sg2042-cpus.dtsi"
13 #address-cells = <2>;
14 #size-cells = <2>;
15 dma-noncoherent;
22 compatible = "simple-bus";
23 #address-cells = <2>;
24 #size-cells = <2>;
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/linux-6.8/drivers/of/
Daddress.c1 // SPDX-License-Identifier: GPL-2.0
16 #include <linux/dma-direct.h> /* for bus_dma_region */
30 while (na--) in of_dump_addr()
70 cp = of_read_number(range + fna, na - fna); in of_bus_default_map()
72 da = of_read_number(addr + fna, na - fna); in of_bus_default_map()
78 return da - cp; in of_bus_default_map()
87 addr[na - 2] = cpu_to_be32(a >> 32); in of_bus_default_translate()
88 addr[na - 1] = cpu_to_be32(a & 0xffffffffu); in of_bus_default_translate()
116 return of_bus_default_translate(addr + 1, offset, na - 1); in of_bus_default_flags_translate()
163 * "vci" is for the /chaos bridge on 1st-gen PCI powermacs in of_bus_pci_match()
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/linux-6.8/arch/riscv/boot/dts/thead/
Dth1520.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
7 #include <dt-bindings/interrupt-controller/irq.h>
11 #address-cells = <2>;
12 #size-cells = <2>;
15 #address-cells = <1>;
16 #size-cells = <0>;
17 timebase-frequency = <3000000>;
23 riscv,isa-base = "rv64i";
24 riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "zicntr", "zicsr",
27 i-cache-block-size = <64>;
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/linux-6.8/arch/riscv/boot/dts/starfive/
Djh7100.dtsi1 // SPDX-License-Identifier: GPL-2.0 OR MIT
7 /dts-v1/;
8 #include <dt-bindings/clock/starfive-jh7100.h>
9 #include <dt-bindings/reset/starfive-jh7100.h>
13 #address-cells = <2>;
14 #size-cells = <2>;
17 #address-cells = <1>;
18 #size-cells = <0>;
21 compatible = "sifive,u74-mc", "riscv";
23 d-cache-block-size = <64>;
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/linux-6.8/arch/riscv/boot/dts/allwinner/
Dsunxi-d1s-t113.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 // Copyright (C) 2021-2022 Samuel Holland <samuel@sholland.org>
4 #include <dt-bindings/clock/sun6i-rtc.h>
5 #include <dt-bindings/clock/sun8i-de2.h>
6 #include <dt-bindings/clock/sun8i-tcon-top.h>
7 #include <dt-bindings/clock/sun20i-d1-ccu.h>
8 #include <dt-bindings/clock/sun20i-d1-r-ccu.h>
9 #include <dt-bindings/interrupt-controller/irq.h>
10 #include <dt-bindings/reset/sun8i-de2.h>
11 #include <dt-bindings/reset/sun20i-d1-ccu.h>
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/linux-6.8/drivers/scsi/
D53c700.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 /* Driver for 53c700 and 53c700-66 chips from NCR and Symbios
17 /* Turn on for general debugging---too verbose for normal use */
41 #define NCR_700_LUN_MASK (NCR_700_MAX_LUNS - 1)
81 * for the annoying SCSI-2 requirement for LUN information in
109 struct NCR_700_Device_Parameters *hostdata = SDp->hostdata; in NCR_700_get_sense_cmnd()
111 return hostdata->cmnd; in NCR_700_get_sense_cmnd()
117 struct NCR_700_Device_Parameters *hostdata = SDp->hostdata; in NCR_700_set_depth()
119 hostdata->depth = depth; in NCR_700_set_depth()
124 struct NCR_700_Device_Parameters *hostdata = SDp->hostdata; in NCR_700_get_depth()
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D53c700.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 /* NCR (or Symbios) 53c700 and 53c700-66 Driver
6 **-----------------------------------------------------------------------------
9 **-----------------------------------------------------------------------------
20 * The 700-66 can at least do synchronous SCSI up to 10MHz.
27 * minimal wrapper for the purpose---see the NCR_D700 driver for
54 * Bogendoerfer). Added missing SCp->request_bufflen initialisation
73 * Added support for the 53c710 chip (in 53c700 emulation mode only---no
94 * dma cache flushing operations for architectures which need it;
119 #include <asm/dma.h>
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/linux-6.8/arch/riscv/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
4 # see Documentation/kbuild/kconfig-language.rst.
177 # https://github.com/llvm/llvm-project/commit/6ab8927931851bb42b2c93a00801dc499d7d9b1e
184 depends on $(cc-option,-fpatchable-function-entry=8)
187 def_bool $(cc-option,-fsanitize=shadow-call-stack)
188 …# https://github.com/riscv-non-isa/riscv-elf-psabi-doc/commit/a484e843e6eeb51f0cb7b8819e50da6d2444…
189 depends on $(ld-option,--no-relax-gp)
193 # https://github.com/llvm/llvm-project/commit/6611d58f5bbcbec77262d392e2923e1d680f6985
196 # https://github.com/llvm/llvm-project/commit/bbc0f99f3bc96f1db16f649fc21dd18e5b0918f6
200 # https://github.com/llvm/llvm-project/commit/1df5ea29b43690b6622db2cad7b745607ca4de6a
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/linux-6.8/drivers/irqchip/
Dirq-gic-v3.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2013-2017 ARM Limited, All Rights Reserved.
24 #include <linux/irqchip/arm-gic-common.h>
25 #include <linux/irqchip/arm-gic-v3.h>
26 #include <linux/irqchip/irq-partition-percpu.h>
29 #include <linux/arm-smccc.h>
36 #include "irq-gic-common.h"
89 * SCR_EL3.FIQ, and the behaviour of non-secure priority registers of the
93 * When security is enabled, non-secure priority values from the (re)distributor
97 * If SCR_EL3.FIQ == 1, the values written to/read from PMR and RPR at non-secure
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Dirq-gic-v3-its.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2013-2017 ARM Limited, All Rights Reserved.
34 #include <linux/irqchip/arm-gic-v3.h>
35 #include <linux/irqchip/arm-gic-v4.h>
40 #include "irq-gic-common.h"
65 * Collection structure - just an ID, and a redistributor address to
75 * The ITS_BASER structure - contains memory information, cached
88 * The ITS structure - contains most of the infrastructure, with the
89 * top-level MSI domain, the command queue, the collections, and the
122 #define is_v4(its) (!!((its)->typer & GITS_TYPER_VLPIS))
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/linux-6.8/arch/x86/kvm/vmx/
Dvmx.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Kernel-based Virtual Machine driver for Linux
5 * This module enables machines with Intel VT-x extensions to run virtual
31 #include <linux/entry-kvm.h>
49 #include <asm/spec-ctrl.h>
134 /* Guest_tsc -> host_tsc conversion requires 64-bit division. */
186 * These 2 parameters are used to config the controls for Pause-Loop Exiting:
202 /* Default doubles per-vcpu window every exit. */
206 /* Default resets per-vcpu window every exit to ple_window. */
214 /* Default is SYSTEM mode, 1 for host-guest mode */
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