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/Linux-v5.15/kernel/irq/
Dirqdomain.c28 static void irq_domain_check_hierarchy(struct irq_domain *domain);
59 * identifying an irq domain
62 * @name: Optional user provided domain name
71 * domain struct.
133 * @ops: domain callbacks
137 * Returns pointer to IRQ domain, or NULL on failure.
145 struct irq_domain *domain; in __irq_domain_add() local
153 domain = kzalloc_node(struct_size(domain, revmap, size), in __irq_domain_add()
155 if (!domain) in __irq_domain_add()
164 domain->fwnode = fwnode; in __irq_domain_add()
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Dmsi.c215 static void msi_check_level(struct irq_domain *domain, struct msi_msg *msg) in msi_check_level() argument
217 struct msi_domain_info *info = domain->host_data; in msi_check_level()
249 msi_check_level(irq_data->domain, msg); in msi_domain_set_affinity()
256 static int msi_domain_activate(struct irq_domain *domain, in msi_domain_activate() argument
262 msi_check_level(irq_data->domain, msg); in msi_domain_activate()
267 static void msi_domain_deactivate(struct irq_domain *domain, in msi_domain_deactivate() argument
276 static int msi_domain_alloc(struct irq_domain *domain, unsigned int virq, in msi_domain_alloc() argument
279 struct msi_domain_info *info = domain->host_data; in msi_domain_alloc()
284 if (irq_find_mapping(domain, hwirq) > 0) in msi_domain_alloc()
287 if (domain->parent) { in msi_domain_alloc()
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/Linux-v5.15/drivers/vdpa/vdpa_user/
Diova_domain.c20 static int vduse_iotlb_add_range(struct vduse_iova_domain *domain, in vduse_iotlb_add_range() argument
35 ret = vhost_iotlb_add_range_ctx(domain->iotlb, start, last, in vduse_iotlb_add_range()
45 static void vduse_iotlb_del_range(struct vduse_iova_domain *domain, in vduse_iotlb_del_range() argument
51 while ((map = vhost_iotlb_itree_first(domain->iotlb, start, last))) { in vduse_iotlb_del_range()
55 vhost_iotlb_map_free(domain->iotlb, map); in vduse_iotlb_del_range()
59 int vduse_domain_set_map(struct vduse_iova_domain *domain, in vduse_domain_set_map() argument
67 spin_lock(&domain->iotlb_lock); in vduse_domain_set_map()
68 vduse_iotlb_del_range(domain, start, last); in vduse_domain_set_map()
73 ret = vduse_iotlb_add_range(domain, map->start, map->last, in vduse_domain_set_map()
80 spin_unlock(&domain->iotlb_lock); in vduse_domain_set_map()
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/Linux-v5.15/drivers/scsi/elx/libefc/
Defc_domain.c8 * domain_sm Domain State Machine: States
17 struct efc_domain *domain = NULL; in efc_domain_cb() local
22 domain = data; in efc_domain_cb()
24 /* Accept domain callback events from the user driver */ in efc_domain_cb()
34 efc_log_debug(efc, "Domain found: wwn %016llX\n", fcf_wwn); in efc_domain_cb()
36 /* lookup domain, or allocate a new one */ in efc_domain_cb()
37 domain = efc->domain; in efc_domain_cb()
38 if (!domain) { in efc_domain_cb()
39 domain = efc_domain_alloc(efc, fcf_wwn); in efc_domain_cb()
40 if (!domain) { in efc_domain_cb()
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Defc_cmds.c132 nport->indicator, nport->domain->indicator); in efc_nport_alloc_init_vpi()
207 struct efc_domain *domain, u8 *wwpn) in efc_cmd_nport_alloc() argument
227 if (domain) { in efc_cmd_nport_alloc()
237 /* domain NULL and wwpn non-NULL */ in efc_cmd_nport_alloc()
277 nport->domain->indicator, false); in efc_cmd_nport_attach()
312 efc_domain_get_mbox_status(struct efc_domain *domain, u8 *mqe, int status) in efc_domain_get_mbox_status() argument
314 struct efc *efc = domain->efc; in efc_domain_get_mbox_status()
320 domain->indicator, status, in efc_domain_get_mbox_status()
329 efc_domain_free_resources(struct efc_domain *domain, int evt, void *data) in efc_domain_free_resources() argument
331 struct efc *efc = domain->efc; in efc_domain_free_resources()
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/Linux-v5.15/Documentation/devicetree/bindings/power/
Dpower-domain.yaml4 $id: http://devicetree.org/schemas/power/power-domain.yaml#
19 This device tree binding can be used to bind PM domain consumer devices with
20 their PM domains provided by PM domain providers. A PM domain provider can be
23 phandle arguments (so called PM domain specifiers) of length specified by the
24 \#power-domain-cells property in the PM domain provider node.
28 pattern: "^(power-controller|power-domain)([@-].*)?$"
30 domain-idle-states:
34 power-domain provider. The idle state definitions are compatible with the
35 domain-idle-state bindings, specified in ./domain-idle-state.yaml.
37 Note that, the domain-idle-state property reflects the idle states of this
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Dmediatek,power-controller.yaml17 IP cores belonging to a power domain should contain a 'power-domains'
18 property that is a phandle for SCPSYS node representing the domain.
31 '#power-domain-cells':
41 "^power-domain@[0-9a-f]+$":
45 in Documentation/devicetree/bindings/power/power-domain.yaml.
49 '#power-domain-cells':
51 Must be 0 for nodes representing a single PM domain and 1 for nodes
62 Power domain index. Valid values are defined in:
63 "include/dt-bindings/power/mt8167-power.h" - for MT8167 type power domain.
64 "include/dt-bindings/power/mt8173-power.h" - for MT8173 type power domain.
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Drockchip,power-controller.yaml19 generic power domain providers documented in
20 Documentation/devicetree/bindings/power/power-domain.yaml.
22 IP cores belonging to a power domain should contain a
24 power domain node representing the domain.
45 "#power-domain-cells":
56 - "#power-domain-cells"
61 "^power-domain@[0-9a-f]+$":
75 "^power-domain@[0-9a-f]+$":
89 "^power-domain@[0-9a-f]+$":
96 "#power-domain-cells":
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/Linux-v5.15/drivers/soc/imx/
Dgpcv2.c222 struct imx_pgc_domain *domain = to_imx_pgc_domain(genpd); in imx_pgc_power_up() local
226 ret = pm_runtime_get_sync(domain->dev); in imx_pgc_power_up()
228 pm_runtime_put_noidle(domain->dev); in imx_pgc_power_up()
232 if (!IS_ERR(domain->regulator)) { in imx_pgc_power_up()
233 ret = regulator_enable(domain->regulator); in imx_pgc_power_up()
235 dev_err(domain->dev, "failed to enable regulator\n"); in imx_pgc_power_up()
240 /* Enable reset clocks for all devices in the domain */ in imx_pgc_power_up()
241 ret = clk_bulk_prepare_enable(domain->num_clks, domain->clks); in imx_pgc_power_up()
243 dev_err(domain->dev, "failed to enable reset clocks\n"); in imx_pgc_power_up()
247 if (domain->bits.pxx) { in imx_pgc_power_up()
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Dgpc.c70 /* Gate off domain when powered down */ in imx6_pm_domain_power_off()
74 /* Request GPC to power down domain */ in imx6_pm_domain_power_off()
102 /* Enable reset clocks for all devices in the domain */ in imx6_pm_domain_power_on()
106 /* Gate off domain when powered down */ in imx6_pm_domain_power_on()
110 /* Request GPC to power up domain */ in imx6_pm_domain_power_on()
118 pr_err("powerup request on domain %s timed out\n", genpd->name); in imx6_pm_domain_power_on()
123 /* Disable reset clocks for all devices in the domain */ in imx6_pm_domain_power_on()
130 static int imx_pgc_get_clocks(struct device *dev, struct imx_pm_domain *domain) in imx_pgc_get_clocks() argument
143 domain->clk[i] = clk; in imx_pgc_get_clocks()
145 domain->num_clks = i; in imx_pgc_get_clocks()
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/Linux-v5.15/drivers/soc/xilinx/
Dzynqmp_pm_domains.c3 * ZynqMP Generic PM domain support
23 /* Flag stating if PM nodes mapped to the PM domain has been requested */
30 * @gpd: Generic power domain
31 * @node_id: PM node ID corresponding to device inside PM domain
32 * @flags: ZynqMP PM domain flags
64 * zynqmp_gpd_power_on() - Power on PM domain
65 * @domain: Generic PM domain
67 * This function is called before devices inside a PM domain are resumed, to
68 * power on PM domain.
72 static int zynqmp_gpd_power_on(struct generic_pm_domain *domain) in zynqmp_gpd_power_on() argument
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/Linux-v5.15/arch/arm/boot/dts/
Dkeystone-k2hk-clocks.dtsi59 reg-names = "control", "domain";
60 domain-id = <0>;
69 reg-names = "control", "domain";
70 domain-id = <4>;
79 reg-names = "control", "domain";
80 domain-id = <5>;
89 reg-names = "control", "domain";
90 domain-id = <9>;
99 reg-names = "control", "domain";
100 domain-id = <10>;
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Dkeystone-k2l-clocks.dtsi49 reg-names = "control", "domain";
51 domain-id = <0>;
60 reg-names = "control", "domain";
61 domain-id = <4>;
70 reg-names = "control", "domain";
71 domain-id = <9>;
80 reg-names = "control", "domain";
81 domain-id = <10>;
90 reg-names = "control", "domain";
91 domain-id = <11>;
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Dkeystone-clocks.dtsi166 reg-names = "control", "domain";
167 domain-id = <0>;
177 reg-names = "control", "domain";
178 domain-id = <0>;
187 reg-names = "control", "domain";
188 domain-id = <0>;
198 reg-names = "control", "domain";
199 domain-id = <1>;
208 reg-names = "control", "domain";
209 domain-id = <1>;
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/Linux-v5.15/Documentation/scheduler/
Dsched-stats.rst13 per-domain. Note that domains (and their associated information) will only
16 In version 14 of schedstat, there is at least one level of domain
18 domain. Domains have no particular names in this implementation, but
20 cpus on the machine, while domain0 is the most tightly focused domain,
22 are no architectures which need more than three domain levels. The first
23 field in the domain stats is a bit map indicating which cpus are affected
24 by that domain.
65 Domain statistics
67 One of these is produced per domain for each cpu described. (Note that if
71 domain<N> <cpumask> 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 3…
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Dsched-domains.rst5 Each CPU has a "base" scheduling domain (struct sched_domain). The domain
7 MUST be NULL terminated, and domain structures should be per-CPU as they are
10 Each scheduling domain spans a number of CPUs (stored in the ->span field).
11 A domain's span MUST be a superset of it child's span (this restriction could
12 be relaxed if the need arises), and a base domain for CPU i MUST span at least
13 i. The top domain for each CPU will generally span all CPUs in the system
16 explicitly set. A sched domain's span means "balance process load among these
19 Each scheduling domain must have one or more CPU groups (struct sched_group)
22 domain's span. The group pointed to by the ->groups pointer MUST contain the CPU
23 to which the domain belongs. Groups may be shared among CPUs as they contain
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/Linux-v5.15/include/linux/
Diommu.h59 /* Domain feature flags */
61 #define __IOMMU_DOMAIN_DMA_API (1U << 1) /* Domain for use in DMA-API
63 #define __IOMMU_DOMAIN_PT (1U << 2) /* Domain is identity mapped */
67 * This are the possible domain-types
99 static inline bool iommu_is_dma_domain(struct iommu_domain *domain) in iommu_is_dma_domain() argument
101 return domain->type & __IOMMU_DOMAIN_DMA_API; in iommu_is_dma_domain()
147 * @IOMMU_DEV_FEAT_AUX: Auxiliary domain feature
196 * @domain_alloc: allocate iommu domain
197 * @domain_free: free iommu domain
198 * @attach_dev: attach device to an iommu domain
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Dirqdomain.h14 * Interrupt controller "domain" data structure. This could be defined as a
15 * irq domain controller. That is, it handles the mapping between hardware
16 * and virtual interrupt numbers for a given interrupt domain. The domain
18 * (though a domain can cover more than one PIC if they have a flat number
19 * model). It's the domain callbacks that are responsible for setting the
23 * identify the domain. In some cases, and in order to preserve source
69 * different purposes (for example one domain is for PCI/MSI, and the
137 * @name: Name of interrupt domain
182 /* Irq domain flags */
184 /* Irq domain is hierarchical */
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/Linux-v5.15/net/netlabel/
Dnetlabel_domainhash.c3 * NetLabel Domain Hash Table
5 * This file manages the domain hash table that NetLabel uses to determine
6 * which network labeling protocol to use for a given domain. The NetLabel
40 /* Domain hash table */
51 * Domain Hash Table Helper Functions
55 * netlbl_domhsh_free_entry - Frees a domain hash table entry
90 kfree(ptr->domain); in netlbl_domhsh_free_entry()
95 * netlbl_domhsh_hash - Hashing function for the domain hash table
96 * @key: the domain name to hash
99 * This is the hashing function for the domain hash table, it returns the
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/Linux-v5.15/drivers/iommu/
Dipmmu-vmsa.c208 static u32 ipmmu_ctx_read_root(struct ipmmu_vmsa_domain *domain, in ipmmu_ctx_read_root() argument
211 return ipmmu_ctx_read(domain->mmu->root, domain->context_id, reg); in ipmmu_ctx_read_root()
214 static void ipmmu_ctx_write_root(struct ipmmu_vmsa_domain *domain, in ipmmu_ctx_write_root() argument
217 ipmmu_ctx_write(domain->mmu->root, domain->context_id, reg, data); in ipmmu_ctx_write_root()
220 static void ipmmu_ctx_write_all(struct ipmmu_vmsa_domain *domain, in ipmmu_ctx_write_all() argument
223 if (domain->mmu != domain->mmu->root) in ipmmu_ctx_write_all()
224 ipmmu_ctx_write(domain->mmu, domain->context_id, reg, data); in ipmmu_ctx_write_all()
226 ipmmu_ctx_write(domain->mmu->root, domain->context_id, reg, data); in ipmmu_ctx_write_all()
251 static void ipmmu_tlb_sync(struct ipmmu_vmsa_domain *domain) in ipmmu_tlb_sync() argument
255 while (ipmmu_ctx_read_root(domain, IMCTR) & IMCTR_FLUSH) { in ipmmu_tlb_sync()
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/Linux-v5.15/include/linux/sched/
Dsd_flags.h13 * SHARED_CHILD: These flags are meant to be set from the base domain upwards.
14 * If a domain has this flag set, all of its children should have it set. This
16 * domain share the same resource), or because they are tied to a scheduling
20 * In those cases it doesn't make sense to have the flag set for a domain but
26 * SHARED_PARENT: These flags are meant to be set from the highest domain
27 * downwards. If a domain has this flag set, all of its parents should have it
29 * certain level (e.g. domain starts spanning CPUs outside of the base CPU's
38 * NEEDS_GROUPS: These flags are only relevant if the domain they are set on has
48 * SHARED_CHILD: Set from the base domain up to cpuset.sched_relax_domain_level.
56 * SHARED_CHILD: Set from the base domain up to the NUMA reclaim level.
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/Linux-v5.15/drivers/dca/
Ddca-core.c44 struct dca_domain *domain; in dca_allocate_domain() local
46 domain = kzalloc(sizeof(*domain), GFP_NOWAIT); in dca_allocate_domain()
47 if (!domain) in dca_allocate_domain()
50 INIT_LIST_HEAD(&domain->dca_providers); in dca_allocate_domain()
51 domain->pci_rc = rc; in dca_allocate_domain()
53 return domain; in dca_allocate_domain()
56 static void dca_free_domain(struct dca_domain *domain) in dca_free_domain() argument
58 list_del(&domain->node); in dca_free_domain()
59 kfree(domain); in dca_free_domain()
81 struct dca_domain *domain; in unregister_dca_providers() local
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/Linux-v5.15/include/trace/events/
Dkyber.h16 TP_PROTO(dev_t dev, const char *domain, const char *type,
20 TP_ARGS(dev, domain, type, percentile, numerator, denominator, samples),
24 __array( char, domain, DOMAIN_LEN )
34 strlcpy(__entry->domain, domain, sizeof(__entry->domain));
43 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->domain,
50 TP_PROTO(dev_t dev, const char *domain, unsigned int depth),
52 TP_ARGS(dev, domain, depth),
56 __array( char, domain, DOMAIN_LEN )
62 strlcpy(__entry->domain, domain, sizeof(__entry->domain));
67 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->domain,
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/Linux-v5.15/Documentation/devicetree/bindings/dvfs/
Dperformance-domain.yaml4 $id: http://devicetree.org/schemas/dvfs/performance-domain.yaml#
14 CPUs that run in the same performance domain. Performance domains must not
15 be confused with power domains. A performance domain is defined by a set
17 performance domain, there is a single point of control that affects all the
18 devices in the domain, making it impossible to set the performance level of
19 an individual device in the domain independently from other devices in
20 that domain. For example, a set of CPUs that share a voltage domain, and
22 domain.
24 This device tree binding can be used to bind performance domain consumer
25 devices with their performance domains provided by performance domain
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/Linux-v5.15/drivers/soc/dove/
Dpmu.c131 * This deals with the "old" Marvell sequence of bringing a power domain
143 static int pmu_domain_power_off(struct generic_pm_domain *domain) in pmu_domain_power_off() argument
145 struct pmu_domain *pmu_dom = to_pmu_domain(domain); in pmu_domain_power_off()
177 static int pmu_domain_power_on(struct generic_pm_domain *domain) in pmu_domain_power_on() argument
179 struct pmu_domain *pmu_dom = to_pmu_domain(domain); in pmu_domain_power_on()
211 static void __pmu_domain_register(struct pmu_domain *domain, in __pmu_domain_register() argument
214 unsigned int val = readl_relaxed(domain->pmu->pmu_base + PMU_PWR); in __pmu_domain_register()
216 domain->base.power_off = pmu_domain_power_off; in __pmu_domain_register()
217 domain->base.power_on = pmu_domain_power_on; in __pmu_domain_register()
219 pm_genpd_init(&domain->base, NULL, !(val & domain->pwr_mask)); in __pmu_domain_register()
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