| /linux/Documentation/devicetree/bindings/hwmon/ |
| H A D | moortec,mr75203.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Rahul Tanwar <rtanwar@maxlinear.com>
19 *) Temperature Sensor (TS) - used to monitor core temperature (e.g. mr74137).
20 *) Voltage Monitor (VM) - used to monitor voltage levels (e.g. mr74138).
21 *) Process Detector (PD) - used to assess silicon speed (e.g. mr74139).
22 *) Delay Chain - ring oscillator connected to the PD, used to measure IO
25 *) Pre Scaler - provides divide-by-X scaling of input voltage, which can then
26 be presented for VM for measurement within its range (e.g. mr76006 -
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| /linux/drivers/hwmon/ |
| H A D | mr75203.c | 1 // SPDX-License-Identifier: GPL-2.0
8 * voltage monitor(VM) & process detector(PD) modules.
74 /* VM Individual Macro Register */
76 #define VM_SDIF_DONE(vm) (VM_COM_REG_SIZE + 0x34 + 0x200 * (vm)) argument
77 #define VM_SDIF_DATA(vm, ch) \ argument
78 (VM_COM_REG_SIZE + 0x40 + 0x200 * (vm) + 0x4 * (ch))
111 #define PVT_TEMP_MIN_mC -40000
117 #define PVT_SERIES5_J_CONST -100
133 * struct voltage_device - VM single input parameters.
134 * @vm_map: Map channel number to VM index.
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| /linux/drivers/gpu/drm/i915/gt/ |
| H A D | intel_ggtt_fencing.c | 1 // SPDX-License-Identifier: MIT
3 * Copyright © 2008-2015 Intel Corporation
29 * engine - they're required for blitter commands and are optional for render
51 return fence->ggtt->vm.i915; in fence_to_i915()
56 return fence->ggtt->vm.gt->uncore; in fence_to_uncore()
66 fence_reg_lo = FENCE_REG_GEN6_LO(fence->id); in i965_write_fence_reg()
67 fence_reg_hi = FENCE_REG_GEN6_HI(fence->id); in i965_write_fence_reg()
71 fence_reg_lo = FENCE_REG_965_LO(fence->id); in i965_write_fence_reg()
72 fence_reg_hi = FENCE_REG_965_HI(fence->id); in i965_write_fence_reg()
77 if (fence->tiling) { in i965_write_fence_reg()
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| /linux/Documentation/networking/device_drivers/ethernet/intel/ |
| H A D | iavf.rst | 1 .. SPDX-License-Identifier: GPL-2.0+
8 Copyright(c) 2013-2018 Intel Corporation.
13 - Overview
14 - Identifying Your Adapter
15 - Additional Configurations
16 - Known Issues/Troubleshooting
17 - Support
30 The guest OS loading the iavf driver must support MSI-X interrupts.
53 ---------------------
58 # dmesg -n 8
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| /linux/Documentation/admin-guide/hw-vuln/ |
| H A D | spectre.rst | 1 .. SPDX-License-Identifier: GPL-2.0
3 Spectre Side Channels
14 -------------------
22 - Intel Core, Atom, Pentium, and Xeon processors
24 - AMD Phenom, EPYC, and Zen processors
26 - IBM POWER and zSeries processors
28 - Higher end ARM processors
30 - Apple CPUs
32 - Higher end MIPS CPUs
34 - Likely most other high performance CPUs. Contact your CPU vendor for details.
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| /linux/tools/testing/selftests/kvm/x86_64/ |
| H A D | xen_shinfo_test.c | |
| /linux/Documentation/virt/kvm/ |
| H A D | api.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 The Definitive KVM (Kernel-based Virtual Machine) API Documentation
14 handle will create a VM file descriptor which can be used to issue VM
15 ioctls. A KVM_CREATE_VCPU or KVM_CREATE_DEVICE ioctl on a VM fd will
24 - System ioctls: These query and set global attributes which affect the
28 - VM ioctls: These query and set attributes that affect an entire virtual
29 machine, for example memory layout. In addition a VM ioctl is used to
32 VM ioctls must be issued from the same process (address space) that was
33 used to create the VM.
35 - vcpu ioctls: These query and set attributes that control the operation
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| /linux/arch/x86/kvm/ |
| H A D | x86.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Kernel-based Virtual Machine driver for Linux
16 * Ben-Ami Yassour <benami@il.ibm.com>
48 #include <linux/user-return-notifier.h>
62 #include <linux/entry-kvm.h>
109 ((struct kvm_vcpu *)(ctxt)->vcpu)
112 * - enable syscall per default because its emulated by KVM
113 * - enable LME and LMA per default on 64 bit KVM
144 *(((struct kvm_x86_ops *)0)->func));
147 #include <asm/kvm-x86-ops.h>
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| /linux/Documentation/networking/devlink/ |
| H A D | devlink-port.rst | 1 .. SPDX-License-Identifier: GPL-2.0
9 ``devlink-port`` is a port that exists on the device. It has a logically
19 .. list-table:: List of devlink port flavours
22 * - Flavour
23 - Description
24 * - ``DEVLINK_PORT_FLAVOUR_PHYSICAL``
25 - Any kind of physical port. This can be an eswitch physical port or any
27 * - ``DEVLINK_PORT_FLAVOUR_DSA``
28 - This indicates a DSA interconnect port.
29 * - ``DEVLINK_PORT_FLAVOUR_CPU``
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| /linux/drivers/gpu/drm/radeon/ |
| H A D | radeon.h | 32 * - surface allocator & initializer : (bit like scratch reg) should
35 * - WB : write back stuff (do it bit like scratch reg things)
36 * - Vblank : look at Jesse's rework and what we should do
37 * - r600/r700: gart & cp
38 * - cs : clean cs ioctl use bitmap & things like that.
39 * - power management stuff
40 * - Barrier in gart code
41 * - Unmappabled vram ?
42 * - TESTING, TESTING, TESTING
70 #include <linux/dma-fence.h>
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| H A D | cik.c | 144 * cik_get_allowed_info_register - fetch the register for the info ioctl
150 * Returns 0 for success or -EINVAL for an invalid register
172 return -EINVAL; in cik_get_allowed_info_register()
184 spin_lock_irqsave(&rdev->didt_idx_lock, flags); in cik_didt_rreg()
187 spin_unlock_irqrestore(&rdev->didt_idx_lock, flags); in cik_didt_rreg()
195 spin_lock_irqsave(&rdev->didt_idx_lock, flags); in cik_didt_wreg()
198 spin_unlock_irqrestore(&rdev->didt_idx_lock, flags); in cik_didt_wreg()
227 actual_temp = (temp / 8) - 49; in kv_get_temp()
242 spin_lock_irqsave(&rdev->pciep_idx_lock, flags); in cik_pciep_rreg()
246 spin_unlock_irqrestore(&rdev->pciep_idx_lock, flags); in cik_pciep_rreg()
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| H A D | si.c | 1210 switch (rdev->family) { in si_init_golden_registers()
1278 * si_get_allowed_info_register - fetch the register for the info ioctl
1284 * Returns 0 for success or -EINVAL for an invalid register
1303 return -EINVAL; in si_get_allowed_info_register()
1311 * si_get_xclk - get the xclk
1320 u32 reference_clock = rdev->clock.spll.reference_freq; in si_get_xclk()
1560 if (!rdev->mc_fw) in si_mc_load_microcode()
1561 return -EINVAL; in si_mc_load_microcode()
1563 if (rdev->new_fw) { in si_mc_load_microcode()
1565 (const struct mc_firmware_header_v1_0 *)rdev->mc_fw->data; in si_mc_load_microcode()
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| /linux/Documentation/admin-guide/ |
| H A 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 nocmcff -- Disable firmware first mode for corrected
28 nospcr -- disable console in ACPI SPCR table as
45 If set to vendor, prefer vendor-specific driver
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| /linux/drivers/s390/net/ |
| H A D | ctcm_fsms.c | 1 // SPDX-License-Identifier: GPL-2.0
126 [CH_XID7_PENDING1] = "Active XID7 P1 Exchange ",
128 [CH_XID7_PENDING3] = "Active XID7 P2 Exchange ",
129 [CH_XID7_PENDING4] = "XID7 Complete - Pending READY ",
135 * ----- static ctcm actions for channel statemachine -----
158 * ----- static ctcmpc actions for ctcmpc channel statemachine -----
195 CTCM_FUNTAIL, ch->id, msg, rc); in ctcm_ccw_check_rc()
197 case -EBUSY: in ctcm_ccw_check_rc()
199 ch->id); in ctcm_ccw_check_rc()
200 fsm_event(ch->fsm, CTC_EVENT_IO_EBUSY, ch); in ctcm_ccw_check_rc()
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| /linux/Documentation/trace/coresight/ |
| H A D | coresight.rst | 2 Coresight - HW Assisted Tracing on ARM
9 ------------
38 0 CPU 0<-->: C : 0 CPU 0<-->: C : : C : @ STM @ || System ||
39 |->0000000 : T : |->0000000 : T : : T :<--->@@@@@ || Memory ||
40 | #######<-->: I : | #######<-->: I : : I : @@@<-| ||||||||||||
43 | |->### | ! | |->### | ! | ! . | || DAP ||
49 *****************************************************************<-|
63 | * ===== F =====<---------|
65 |-->:: CTI ::<!! === N ===
69 |------>&& ETB &&<......II I =======
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| /linux/drivers/net/ethernet/mellanox/mlx4/ |
| H A D | cmd.c | 16 * - Redistributions of source code must retain the above
20 * - Redistributions in binary form must reproduce the above
142 [CMD_STAT_INTERNAL_ERR] = -EIO, in mlx4_status_to_errno()
143 [CMD_STAT_BAD_OP] = -EPERM, in mlx4_status_to_errno()
144 [CMD_STAT_BAD_PARAM] = -EINVAL, in mlx4_status_to_errno()
145 [CMD_STAT_BAD_SYS_STATE] = -ENXIO, in mlx4_status_to_errno()
146 [CMD_STAT_BAD_RESOURCE] = -EBADF, in mlx4_status_to_errno()
147 [CMD_STAT_RESOURCE_BUSY] = -EBUSY, in mlx4_status_to_errno()
148 [CMD_STAT_EXCEED_LIM] = -ENOMEM, in mlx4_status_to_errno()
149 [CMD_STAT_BAD_RES_STATE] = -EBADF, in mlx4_status_to_errno()
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| /linux/include/uapi/drm/ |
| H A D | i915_drm.h | 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
37 * subject to backwards-compatibility constraints.
43 * I915_L3_PARITY_UEVENT - Generated when the driver receives a parity mismatch
46 * track of these events, and if a specific cache-line seems to have a
48 * intel-gpu-tools. The value supplied with the event is always 1.
50 * I915_ERROR_UEVENT - Generated upon error detection, currently only via
57 * I915_RESET_UEVENT - Event is generated just before an attempt to reset the
66 * struct i915_user_extension - Base class for defining a chain of extensions
82 * .. code-block:: C
158 * enum drm_i915_gem_engine_class - uapi engine type enumeration
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| /linux/tools/include/uapi/drm/ |
| H A D | i915_drm.h | 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
37 * subject to backwards-compatibility constraints.
43 * I915_L3_PARITY_UEVENT - Generated when the driver receives a parity mismatch
46 * track of these events, and if a specific cache-line seems to have a
48 * intel-gpu-tools. The value supplied with the event is always 1.
50 * I915_ERROR_UEVENT - Generated upon error detection, currently only via
57 * I915_RESET_UEVENT - Event is generated just before an attempt to reset the
66 * struct i915_user_extension - Base class for defining a chain of extensions
82 * .. code-block:: C
158 * enum drm_i915_gem_engine_class - uapi engine type enumeration
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| /linux/include/linux/avf/ |
| H A D | virtchnl.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /* Copyright (c) 2013-2022, Intel Corporation. */
13 * This header file describes the Virtual Function (VF) - Physical Function
18 * desc->opcode is always aqc_opc_send_msg_to_pf
48 VIRTCHNL_STATUS_ERR_PARAM = -5,
49 VIRTCHNL_STATUS_ERR_NO_MEMORY = -18,
50 VIRTCHNL_STATUS_ERR_OPCODE_MISMATCH = -38,
51 VIRTCHNL_STATUS_ERR_CQP_COMPL_ERROR = -39,
52 VIRTCHNL_STATUS_ERR_INVALID_VF_ID = -40,
53 VIRTCHNL_STATUS_ERR_ADMIN_QUEUE_ERROR = -53,
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| /linux/drivers/net/ethernet/intel/iavf/ |
| H A D | iavf_main.c | 1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2013 - 2018 Intel Corporation. */
26 "Copyright (c) 2013 - 2018 Intel Corporation.";
28 /* iavf_pci_tbl - PCI Device ID Table
86 return -EINVAL; in iavf_status_to_errno()
116 return -EIO; in iavf_status_to_errno()
118 return -ENODEV; in iavf_status_to_errno()
121 return -ENOSPC; in iavf_status_to_errno()
123 return -ENOMEM; in iavf_status_to_errno()
126 return -ETIMEDOUT; in iavf_status_to_errno()
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| /linux/arch/x86/ |
| H A D | Kconfig | 1 # 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/drivers/net/ethernet/intel/ice/ |
| H A D | ice_lib.c | 1 // SPDX-License-Identifier: GPL-2.0
14 * ice_vsi_type_str - maps VSI type enum to string equivalents
38 * ice_vsi_ctrl_all_rx_rings - Start or stop a VSI's Rx rings
55 ice_flush(&vsi->back->hw); in ice_vsi_ctrl_all_rx_rings()
67 * ice_vsi_alloc_arrays - Allocate queue and vector pointer arrays for the VSI
75 struct ice_pf *pf = vsi->back; in ice_vsi_alloc_arrays()
79 if (vsi->type == ICE_VSI_CHNL) in ice_vsi_alloc_arrays()
83 vsi->tx_rings = devm_kcalloc(dev, vsi->alloc_txq, in ice_vsi_alloc_arrays()
84 sizeof(*vsi->tx_rings), GFP_KERNEL); in ice_vsi_alloc_arrays()
85 if (!vsi->tx_rings) in ice_vsi_alloc_arrays()
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| /linux/drivers/gpu/drm/amd/display/amdgpu_dm/ |
| H A D | amdgpu_dm.c | 101 #include <media/cec-notifier.h>
185 switch (link->dpcd_caps.dongle_type) { in get_subconnector_type()
204 struct dc_link *link = aconnector->dc_link; in update_subconnector_property()
205 struct drm_connector *connector = &aconnector->base; in update_subconnector_property()
208 if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort) in update_subconnector_property()
211 if (aconnector->dc_sink) in update_subconnector_property()
214 drm_object_property_set_value(&connector->base, in update_subconnector_property()
215 connector->dev->mode_config.dp_subconnector_property, in update_subconnector_property()
262 * struct amdgpu_device *adev - [in] desired amdgpu device
263 * int disp_idx - [in] which CRTC to get the counter from
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| /linux/drivers/net/ethernet/emulex/benet/ |
| H A D | be_main.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2005 - 2016 Broadcom
7 * linux-drivers@emulex.com
38 /* Per-module error detection/recovery workq shared across all functions.
146 struct be_dma_mem *mem = &q->dma_mem; in be_queue_free()
148 if (mem->va) { in be_queue_free()
149 dma_free_coherent(&adapter->pdev->dev, mem->size, mem->va, in be_queue_free()
150 mem->dma); in be_queue_free()
151 mem->va = NULL; in be_queue_free()
158 struct be_dma_mem *mem = &q->dma_mem; in be_queue_alloc()
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| /linux/drivers/pci/ |
| H A D | quirks.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * This file contains work-arounds for many known PCI hardware bugs.
5 * should be handled in arch-specific code.
22 #include <linux/isa-dma.h> /* isa_dma_bridge_buggy */
63 * link layer never reaches the active state, with link training reported
64 * repeatedly active ~84% of the time. Forcing the target link speed to
71 * Link Active status bit and in the failed link training scenario it will
77 * at least the active status.
82 * support Link Active reporting and have the Link Control 2 register.
106 int ret = -ENOTTY; in pcie_failed_link_retrain()
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