| /kernel/linux/linux-6.6/Documentation/ABI/stable/ |
| D | sysfs-devices-system-cpu | 27 What: /sys/devices/system/cpu/cpuX/topology/physical_package_id
33 What: /sys/devices/system/cpu/cpuX/topology/die_id
39 What: /sys/devices/system/cpu/cpuX/topology/core_id
45 What: /sys/devices/system/cpu/cpuX/topology/cluster_id
51 What: /sys/devices/system/cpu/cpuX/topology/book_id
57 What: /sys/devices/system/cpu/cpuX/topology/drawer_id
63 What: /sys/devices/system/cpu/cpuX/topology/core_cpus
68 What: /sys/devices/system/cpu/cpuX/topology/core_cpus_list
74 What: /sys/devices/system/cpu/cpuX/topology/package_cpus
79 What: /sys/devices/system/cpu/cpuX/topology/package_cpus_list
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| /kernel/linux/linux-5.10/drivers/clk/zynqmp/ |
| D | clkc.c | 64 * @node: Clock topology nodes
65 * @num_nodes: Number of nodes present in topology
90 u32 topology[CLK_GET_TOPOLOGY_RESP_WORDS]; member
241 * zynqmp_pm_clock_get_topology() - Get the topology of clock for given id
243 * @index: Node index of clock topology
244 * @response: Buffer used for the topology response
246 * This function is used to get topology information for the clock
249 * This API will return 3 node of topology with a single response. To get
281 * @nodes: Clock topology node
374 * __zynqmp_clock_get_topology() - Get topology data of clock from firmware
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| /kernel/linux/linux-6.6/drivers/clk/zynqmp/ |
| D | clkc.c | 65 * @node: Clock topology nodes
66 * @num_nodes: Number of nodes present in topology
91 u32 topology[CLK_GET_TOPOLOGY_RESP_WORDS]; member
246 * zynqmp_pm_clock_get_topology() - Get the topology of clock for given id
248 * @index: Node index of clock topology
249 * @response: Buffer used for the topology response
251 * This function is used to get topology information for the clock
254 * This API will return 3 node of topology with a single response. To get
306 * @nodes: Clock topology node
402 * __zynqmp_clock_get_topology() - Get topology data of clock from firmware
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| D | clk-zynqmp.h | 55 * struct clock_topology - Clock topology
56 * @type: Type of topology
57 * @flag: Topology flags
58 * @type_flag: Topology type specific flag
59 * @custom_type_flag: Topology type specific custom flag
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| /kernel/linux/linux-5.10/Documentation/admin-guide/media/ |
| D | vimc.rst | 9 Topology chapter
12 The topology is hardcoded, although you could modify it in vimc-core and
13 recompile the driver to achieve your own topology. This is the default topology:
18 :alt: Diagram of the default media pipeline topology
23 Configuring the topology
27 width, ...). One needs to configure the topology in order to match the
32 of commands fits for the default topology:
47 Subdevices define the behavior of an entity in the topology. Depending on the
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| /kernel/linux/linux-6.6/Documentation/admin-guide/media/ |
| D | vimc.rst | 9 Topology chapter
12 The topology is hardcoded, although you could modify it in vimc-core and
13 recompile the driver to achieve your own topology. This is the default topology:
18 :alt: Diagram of the default media pipeline topology
23 Configuring the topology
27 width, ...). One needs to configure the topology in order to match the
32 of commands fits for the default topology:
47 Subdevices define the behavior of an entity in the topology. Depending on the
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| /kernel/linux/linux-6.6/tools/perf/util/ |
| D | cputopo.c | 19 "%s/devices/system/cpu/cpu%d/topology/package_cpus_list"
21 "%s/devices/system/cpu/cpu%d/topology/core_siblings_list"
23 "%s/devices/system/cpu/cpu%d/topology/die_cpus_list"
25 "%s/devices/system/cpu/cpu%d/topology/core_cpus_list"
27 "%s/devices/system/cpu/cpu%d/topology/thread_siblings_list"
161 bool cpu_topology__smt_on(const struct cpu_topology *topology) in cpu_topology__smt_on() argument
163 for (u32 i = 0; i < topology->core_cpus_lists; i++) { in cpu_topology__smt_on()
164 const char *cpu_list = topology->core_cpus_list[i]; in cpu_topology__smt_on()
176 bool cpu_topology__core_wide(const struct cpu_topology *topology, in cpu_topology__core_wide() argument
190 for (u32 i = 0; i < topology->core_cpus_lists; i++) { in cpu_topology__core_wide()
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| D | cputopo.h | 16 * /sys/devices/system/cpu/cpuX/topology/package_cpus_list. From the ABI
23 * /sys/devices/system/cpu/cpuX/topology/die_cpus_list. From the ABI
30 * /sys/devices/system/cpu/cpuX/topology/core_cpus_list. From the ABI
60 * The topology for online CPUs, lazily created.
67 bool cpu_topology__smt_on(const struct cpu_topology *topology);
69 bool cpu_topology__core_wide(const struct cpu_topology *topology,
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| /kernel/linux/linux-5.10/arch/parisc/kernel/ |
| D | topology.c | 2 * arch/parisc/kernel/topology.c
6 * based on arch/arm/kernel/topology.c
15 #include <linux/sched/topology.h>
17 #include <asm/topology.h>
20 * cpu topology table
70 /* If the cpu topology has been already set, just return */ in store_cpu_topology()
74 /* create cpu topology mapping */ in store_cpu_topology()
139 /* Set scheduler topology descriptor */ in init_cpu_topology()
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| /kernel/linux/linux-6.6/sound/soc/ |
| D | soc-topology-test.c | 3 * soc-topology-test.c -- ALSA SoC Topology Kernel Unit Tests
11 #include <sound/soc-topology.h>
25 .name = "sound-soc-topology-test-driver",
30 test_dev = root_device_register("sound-soc-topology-test"); in snd_soc_tplg_test_init()
47 * helper struct we use when registering component, as we load topology during
53 int expect; /* what result we expect when loading topology */
67 "Failed topology load"); in d_probe()
87 SND_SOC_DAILINK_DEF(platform, DAILINK_COMP_ARRAY(COMP_PLATFORM("sound-soc-topology-test")));
104 .name = "sound-soc-topology-test",
109 /* ===== TOPOLOGY TEMPLATES ================================================= */
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| D | Kconfig | 42 bool "Build topology core"
47 the topology core, KUnit is frequently tested in virtual
48 environments with minimal drivers enabled but the topology
53 tristate "KUnit tests for SoC topology"
58 If you want to perform tests on ALSA SoC topology support say Y here.
61 test cases against soc-topology.c API. This should be primarily used
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| /kernel/linux/linux-6.6/Documentation/admin-guide/ |
| D | cputopology.rst | 2 How CPU topology info is exported via sysfs
5 CPU topology info is exported via sysfs. Items (attributes) are similar
7 /sys/devices/system/cpu/cpuX/topology/. Please refer to the ABI file:
10 Architecture-neutral, drivers/base/topology.c, exports these attributes.
16 these macros in include/asm-XXX/topology.h::
36 To be consistent on all architectures, include/linux/topology.h
38 not defined by include/asm-XXX/topology.h:
53 Additionally, CPU topology information is provided under
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| /kernel/linux/linux-5.10/Documentation/x86/ |
| D | topology.rst | 4 x86 Topology
7 This documents and clarifies the main aspects of x86 topology modelling and
11 The architecture-agnostic topology definitions are in
14 definitions. Thus, the way to read up on Linux topology on x86 is to start
18 here to *document* the inner workings of x86 topology.
22 The main aim of the topology facilities is to present adequate interfaces to
33 The topology of a system is described in the units of:
48 Package-related topology information in the kernel:
101 Core-related topology information in the kernel:
119 Thread-related topology information in the kernel:
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| /kernel/linux/linux-6.6/Documentation/arch/x86/ |
| D | topology.rst | 4 x86 Topology
7 This documents and clarifies the main aspects of x86 topology modelling and
11 The architecture-agnostic topology definitions are in
14 definitions. Thus, the way to read up on Linux topology on x86 is to start
18 here to *document* the inner workings of x86 topology.
22 The main aim of the topology facilities is to present adequate interfaces to
33 The topology of a system is described in the units of:
48 Package-related topology information in the kernel:
101 Core-related topology information in the kernel:
119 Thread-related topology information in the kernel:
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| /kernel/linux/linux-6.6/arch/parisc/kernel/ |
| D | topology.c | 2 * arch/parisc/kernel/topology.c
6 * based on arch/arm/kernel/topology.c
15 #include <linux/sched/topology.h>
18 #include <asm/topology.h>
35 /* If the cpu topology has been already set, just return */ in store_cpu_topology()
45 /* create cpu topology mapping */ in store_cpu_topology()
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| /kernel/linux/linux-6.6/include/drm/display/ |
| D | drm_dp_mst_helper.h | 81 * @mgr: topology manager this port lives under.
84 * in the MST topology.
88 * @topology_kref: refcount for this port's lifetime in the topology,
102 * @topology_ref_history: A history of each topology
145 * point in the MST topology.
181 * @mgr: topology manager for this branch device.
193 * topology, only the DP MST helpers should need to touch this
206 * @topology_ref_history: A history of each topology
532 * protected by the MST helpers ensuring that async commits operating on the given topology
572 * struct drm_dp_mst_topology_state - DisplayPort MST topology atomic state
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| /kernel/linux/linux-6.6/Documentation/driver-api/cxl/ |
| D | memory-devices.rst | 21 assemble them into a CXL.mem decode topology. The need for runtime configuration
22 of the CXL.mem topology is also similar to RAID in that different environments
23 with the same hardware configuration may decide to assemble the topology in
26 and disable any striping in the CXL.mem topology.
29 (Linux term for the top of the CXL decode topology). From there, PCIe topology
38 Here is a sample listing of a CXL topology defined by 'cxl_test'. The 'cxl_test'
39 module generates an emulated CXL topology of 2 Host Bridges each with 2 Root
190 Continuing the RAID analogy, disks have both topology metadata and on device
191 metadata that determine RAID set assembly. CXL Port topology and CXL Port link
192 status is metadata for CXL.mem set assembly. The CXL Port topology is enumerated
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| /kernel/linux/linux-5.10/Documentation/admin-guide/ |
| D | cputopology.rst | 2 How CPU topology info is exported via sysfs
5 Export CPU topology info via sysfs. Items (attributes) are similar
7 /sys/devices/system/cpu/cpuX/topology/:
87 Architecture-neutral, drivers/base/topology.c, exports these attributes.
95 these macros in include/asm-XXX/topology.h::
113 To be consistent on all architectures, include/linux/topology.h
115 not defined by include/asm-XXX/topology.h:
129 Additionally, CPU topology information is provided under
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| /kernel/linux/linux-6.6/arch/x86/kernel/cpu/ |
| D | topology.c | 3 * Check for extended topology enumeration cpuid leaf 0xb and if it
4 * exists, use it for populating initial_apicid and cpu topology
18 /* extended topology sub-leaf types */
33 * Check if given CPUID extended topology "leaf" is implemented
47 * Return best CPUID Extended Topology Leaf supported
88 * Check for extended topology enumeration cpuid leaf, and if it
89 * exists, use it for populating initial_apicid and cpu topology
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| /kernel/linux/linux-6.6/sound/soc/sof/ |
| D | sof-audio.h | 21 #include <sound/sof/topology.h>
137 * struct sof_ipc_tplg_control_ops - IPC-specific ops for topology kcontrol IO
164 * struct sof_ipc_tplg_widget_ops - IPC-specific ops for topology widgets
188 * struct sof_ipc_tplg_ops - IPC-specific topology ops
192 * @control: Pointer to the IPC-specific ops for topology kcontrol IO
205 * @set_up_all_pipelines: Function pointer for setting up all topology pipelines
206 * @tear_down_all_pipelines: Function pointer for tearing down all topology pipelines
207 * @parse_manifest: Function pointer for ipc4 specific parsing of topology manifest
286 * struct sof_topology_token - SOF topology token definition
363 void *priv; /* private data copied from topology */
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| /kernel/linux/linux-6.6/drivers/gpu/drm/msm/disp/dpu1/ |
| D | dpu_rm.c | 30 * @topology: selected topology for the display
34 struct msm_display_topology topology; member
318 if (!reqs->topology.num_dspp) in _dpu_rm_check_lm_and_get_connected_blks()
348 if (!reqs->topology.num_lm) { in _dpu_rm_reserve_lms()
349 DPU_ERROR("invalid number of lm: %d\n", reqs->topology.num_lm); in _dpu_rm_reserve_lms()
355 lm_count < reqs->topology.num_lm; i++) { in _dpu_rm_reserve_lms()
371 if (lm_count < reqs->topology.num_lm) { in _dpu_rm_reserve_lms()
393 if (lm_count != reqs->topology.num_lm) { in _dpu_rm_reserve_lms()
402 reqs->topology.num_dspp ? enc_id : 0; in _dpu_rm_reserve_lms()
506 &reqs->topology); in _dpu_rm_make_reservation()
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| /kernel/linux/linux-6.6/drivers/staging/greybus/ |
| D | audio_module.c | 242 struct gb_audio_topology *topology; in gb_audio_probe() local
308 * FIXME: malloc for topology happens via audio_gb driver in gb_audio_probe()
311 ret = gb_audio_gb_get_topology(gbmodule->mgmt_connection, &topology); in gb_audio_probe()
313 dev_err(dev, "%d:Error while fetching topology\n", ret); in gb_audio_probe()
317 /* process topology data */ in gb_audio_probe()
318 ret = gbaudio_tplg_parse_data(gbmodule, topology); in gb_audio_probe()
320 dev_err(dev, "%d:Error while parsing topology data\n", in gb_audio_probe()
324 gbmodule->topology = topology; in gb_audio_probe()
363 gbmodule->topology = NULL; in gb_audio_probe()
366 kfree(topology); in gb_audio_probe()
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| /kernel/linux/linux-5.10/drivers/staging/greybus/ |
| D | audio_module.c | 242 struct gb_audio_topology *topology; in gb_audio_probe() local
308 * FIXME: malloc for topology happens via audio_gb driver in gb_audio_probe()
311 ret = gb_audio_gb_get_topology(gbmodule->mgmt_connection, &topology); in gb_audio_probe()
313 dev_err(dev, "%d:Error while fetching topology\n", ret); in gb_audio_probe()
317 /* process topology data */ in gb_audio_probe()
318 ret = gbaudio_tplg_parse_data(gbmodule, topology); in gb_audio_probe()
320 dev_err(dev, "%d:Error while parsing topology data\n", in gb_audio_probe()
324 gbmodule->topology = topology; in gb_audio_probe()
363 gbmodule->topology = NULL; in gb_audio_probe()
366 kfree(topology); in gb_audio_probe()
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| /kernel/linux/linux-6.6/include/sound/ |
| D | soc-acpi.h | 137 * when set the topology uses the -ssp<N> suffix, where N is determined based on
149 * when set the topology uses the -dmic<N>ch suffix, where N is determined based on
156 * related to the hardware, except for the firmware and topology file names.
158 * all firmware/topology related fields.
163 * firmware and topology
168 * @tplg_filename: topology file name. Used when SOF is not enabled.
176 * @sof_tplg_filename: Sound Open Firmware topology file name, if enabled
177 * @tplg_quirk_mask: quirks to select different topology files dynamically
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| /kernel/linux/linux-5.10/drivers/gpu/drm/msm/disp/dpu1/ |
| D | dpu_rm.c | 25 * @topology: selected topology for the display
29 struct msm_display_topology topology; member
286 if (!reqs->topology.num_dspp) in _dpu_rm_check_lm_and_get_connected_blks()
316 if (!reqs->topology.num_lm) { in _dpu_rm_reserve_lms()
317 DPU_ERROR("invalid number of lm: %d\n", reqs->topology.num_lm); in _dpu_rm_reserve_lms()
323 lm_count < reqs->topology.num_lm; i++) { in _dpu_rm_reserve_lms()
340 lm_count < reqs->topology.num_lm; j++) { in _dpu_rm_reserve_lms()
362 if (lm_count != reqs->topology.num_lm) { in _dpu_rm_reserve_lms()
371 reqs->topology.num_dspp ? enc_id : 0; in _dpu_rm_reserve_lms()
496 &reqs->topology); in _dpu_rm_make_reservation()
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