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Searched refs:cluster (Results 1 – 25 of 182) sorted by relevance

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/Linux-v5.4/arch/arm/common/
Dmcpm_entry.c34 static void __mcpm_cpu_going_down(unsigned int cpu, unsigned int cluster) in __mcpm_cpu_going_down() argument
36 mcpm_sync.clusters[cluster].cpus[cpu].cpu = CPU_GOING_DOWN; in __mcpm_cpu_going_down()
37 sync_cache_w(&mcpm_sync.clusters[cluster].cpus[cpu].cpu); in __mcpm_cpu_going_down()
47 static void __mcpm_cpu_down(unsigned int cpu, unsigned int cluster) in __mcpm_cpu_down() argument
50 mcpm_sync.clusters[cluster].cpus[cpu].cpu = CPU_DOWN; in __mcpm_cpu_down()
51 sync_cache_w(&mcpm_sync.clusters[cluster].cpus[cpu].cpu); in __mcpm_cpu_down()
63 static void __mcpm_outbound_leave_critical(unsigned int cluster, int state) in __mcpm_outbound_leave_critical() argument
66 mcpm_sync.clusters[cluster].cluster = state; in __mcpm_outbound_leave_critical()
67 sync_cache_w(&mcpm_sync.clusters[cluster].cluster); in __mcpm_outbound_leave_critical()
82 static bool __mcpm_outbound_enter_critical(unsigned int cpu, unsigned int cluster) in __mcpm_outbound_enter_critical() argument
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DbL_switcher.c274 int cluster; in bL_switcher_thread() local
289 cluster = t->wanted_cluster; in bL_switcher_thread()
296 if (cluster != -1) { in bL_switcher_thread()
297 bL_switch_to(cluster); in bL_switcher_thread()
423 unsigned int cpu, cluster, mask; in bL_switcher_halve_cpus() local
430 cluster = MPIDR_AFFINITY_LEVEL(cpu_logical_map(i), 1); in bL_switcher_halve_cpus()
431 if (cluster >= 2) { in bL_switcher_halve_cpus()
437 mask |= (1 << cluster); in bL_switcher_halve_cpus()
455 cluster = MPIDR_AFFINITY_LEVEL(cpu_logical_map(i), 1); in bL_switcher_halve_cpus()
457 cluster_0 = cluster; in bL_switcher_halve_cpus()
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Dmcpm_head.S54 ubfx r10, r0, #8, #8 @ r10 = cluster
86 mla r8, r0, r10, r8 @ r8 = sync cluster base
94 @ At this point, the cluster cannot unexpectedly enter the GOING_DOWN
98 mla r11, r0, r10, r11 @ r11 = cluster first man lock
104 bne mcpm_setup_wait @ wait for cluster setup if so
107 cmp r0, #CLUSTER_UP @ cluster already up?
108 bne mcpm_setup @ if not, set up the cluster
118 @ Signal that the cluster is being brought up:
123 @ Any CPU trying to take the cluster into CLUSTER_GOING_DOWN from this
126 @ Wait for any previously-pending cluster teardown operations to abort
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/Linux-v5.4/arch/arm/mach-sunxi/
Dmc_smp.c88 static bool sunxi_core_is_cortex_a15(unsigned int core, unsigned int cluster) in sunxi_core_is_cortex_a15() argument
91 int cpu = cluster * SUNXI_CPUS_PER_CLUSTER + core; in sunxi_core_is_cortex_a15()
106 __func__, cluster, core); in sunxi_core_is_cortex_a15()
116 static int sunxi_cpu_power_switch_set(unsigned int cpu, unsigned int cluster, in sunxi_cpu_power_switch_set() argument
122 reg = readl(prcm_base + PRCM_PWR_SWITCH_REG(cluster, cpu)); in sunxi_cpu_power_switch_set()
126 cluster, cpu); in sunxi_cpu_power_switch_set()
130 writel(0xff, prcm_base + PRCM_PWR_SWITCH_REG(cluster, cpu)); in sunxi_cpu_power_switch_set()
132 writel(0xfe, prcm_base + PRCM_PWR_SWITCH_REG(cluster, cpu)); in sunxi_cpu_power_switch_set()
134 writel(0xf8, prcm_base + PRCM_PWR_SWITCH_REG(cluster, cpu)); in sunxi_cpu_power_switch_set()
136 writel(0xf0, prcm_base + PRCM_PWR_SWITCH_REG(cluster, cpu)); in sunxi_cpu_power_switch_set()
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/Linux-v5.4/arch/arm/mach-vexpress/
Dtc2_pm.c48 static int tc2_pm_cpu_powerup(unsigned int cpu, unsigned int cluster) in tc2_pm_cpu_powerup() argument
50 pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); in tc2_pm_cpu_powerup()
51 if (cluster >= TC2_CLUSTERS || cpu >= tc2_nr_cpus[cluster]) in tc2_pm_cpu_powerup()
53 ve_spc_set_resume_addr(cluster, cpu, in tc2_pm_cpu_powerup()
55 ve_spc_cpu_wakeup_irq(cluster, cpu, true); in tc2_pm_cpu_powerup()
59 static int tc2_pm_cluster_powerup(unsigned int cluster) in tc2_pm_cluster_powerup() argument
61 pr_debug("%s: cluster %u\n", __func__, cluster); in tc2_pm_cluster_powerup()
62 if (cluster >= TC2_CLUSTERS) in tc2_pm_cluster_powerup()
64 ve_spc_powerdown(cluster, false); in tc2_pm_cluster_powerup()
68 static void tc2_pm_cpu_powerdown_prepare(unsigned int cpu, unsigned int cluster) in tc2_pm_cpu_powerdown_prepare() argument
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Ddcscb.c38 static int dcscb_cpu_powerup(unsigned int cpu, unsigned int cluster) in dcscb_cpu_powerup() argument
42 pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); in dcscb_cpu_powerup()
43 if (cluster >= 2 || !(cpumask & dcscb_allcpus_mask[cluster])) in dcscb_cpu_powerup()
46 rst_hold = readl_relaxed(dcscb_base + RST_HOLD0 + cluster * 4); in dcscb_cpu_powerup()
48 writel_relaxed(rst_hold, dcscb_base + RST_HOLD0 + cluster * 4); in dcscb_cpu_powerup()
52 static int dcscb_cluster_powerup(unsigned int cluster) in dcscb_cluster_powerup() argument
56 pr_debug("%s: cluster %u\n", __func__, cluster); in dcscb_cluster_powerup()
57 if (cluster >= 2) in dcscb_cluster_powerup()
61 rst_hold = readl_relaxed(dcscb_base + RST_HOLD0 + cluster * 4); in dcscb_cluster_powerup()
63 rst_hold |= dcscb_allcpus_mask[cluster]; in dcscb_cluster_powerup()
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Dspc.c119 static inline bool cluster_is_a15(u32 cluster) in cluster_is_a15() argument
121 return cluster == info->a15_clusid; in cluster_is_a15()
158 void ve_spc_cpu_wakeup_irq(u32 cluster, u32 cpu, bool set) in ve_spc_cpu_wakeup_irq() argument
162 if (cluster >= MAX_CLUSTERS) in ve_spc_cpu_wakeup_irq()
167 if (!cluster_is_a15(cluster)) in ve_spc_cpu_wakeup_irq()
187 void ve_spc_set_resume_addr(u32 cluster, u32 cpu, u32 addr) in ve_spc_set_resume_addr() argument
191 if (cluster >= MAX_CLUSTERS) in ve_spc_set_resume_addr()
194 if (cluster_is_a15(cluster)) in ve_spc_set_resume_addr()
212 void ve_spc_powerdown(u32 cluster, bool enable) in ve_spc_powerdown() argument
216 if (cluster >= MAX_CLUSTERS) in ve_spc_powerdown()
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Dspc.h13 void ve_spc_cpu_wakeup_irq(u32 cluster, u32 cpu, bool set);
14 void ve_spc_set_resume_addr(u32 cluster, u32 cpu, u32 addr);
15 void ve_spc_powerdown(u32 cluster, bool enable);
16 int ve_spc_cpu_in_wfi(u32 cpu, u32 cluster);
/Linux-v5.4/fs/ocfs2/cluster/
Dnodemanager.c51 struct o2nm_cluster *cluster = o2nm_single_cluster; in o2nm_configured_node_map() local
53 BUG_ON(bytes < (sizeof(cluster->cl_nodes_bitmap))); in o2nm_configured_node_map()
55 if (cluster == NULL) in o2nm_configured_node_map()
58 read_lock(&cluster->cl_nodes_lock); in o2nm_configured_node_map()
59 memcpy(map, cluster->cl_nodes_bitmap, sizeof(cluster->cl_nodes_bitmap)); in o2nm_configured_node_map()
60 read_unlock(&cluster->cl_nodes_lock); in o2nm_configured_node_map()
66 static struct o2nm_node *o2nm_node_ip_tree_lookup(struct o2nm_cluster *cluster, in o2nm_node_ip_tree_lookup() argument
71 struct rb_node **p = &cluster->cl_node_ip_tree.rb_node; in o2nm_node_ip_tree_lookup()
104 struct o2nm_cluster *cluster = o2nm_single_cluster; in o2nm_get_node_by_ip() local
106 if (cluster == NULL) in o2nm_get_node_by_ip()
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/Linux-v5.4/arch/arm/mach-exynos/
Dmcpm-exynos.c58 static int exynos_cpu_powerup(unsigned int cpu, unsigned int cluster) in exynos_cpu_powerup() argument
60 unsigned int cpunr = cpu + (cluster * EXYNOS5420_CPUS_PER_CLUSTER); in exynos_cpu_powerup()
62 pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); in exynos_cpu_powerup()
64 cluster >= EXYNOS5420_NR_CLUSTERS) in exynos_cpu_powerup()
76 if (cluster && in exynos_cpu_powerup()
77 cluster == MPIDR_AFFINITY_LEVEL(cpu_logical_map(0), 1)) { in exynos_cpu_powerup()
93 cpu, cluster); in exynos_cpu_powerup()
106 static int exynos_cluster_powerup(unsigned int cluster) in exynos_cluster_powerup() argument
108 pr_debug("%s: cluster %u\n", __func__, cluster); in exynos_cluster_powerup()
109 if (cluster >= EXYNOS5420_NR_CLUSTERS) in exynos_cluster_powerup()
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/Linux-v5.4/arch/arm/mach-hisi/
Dplatmcpm.c71 static bool hip04_cluster_is_down(unsigned int cluster) in hip04_cluster_is_down() argument
76 if (hip04_cpu_table[cluster][i]) in hip04_cluster_is_down()
81 static void hip04_set_snoop_filter(unsigned int cluster, unsigned int on) in hip04_set_snoop_filter() argument
89 data |= 1 << cluster; in hip04_set_snoop_filter()
91 data &= ~(1 << cluster); in hip04_set_snoop_filter()
100 unsigned int mpidr, cpu, cluster; in hip04_boot_secondary() local
106 cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); in hip04_boot_secondary()
110 if (cluster >= HIP04_MAX_CLUSTERS || cpu >= HIP04_MAX_CPUS_PER_CLUSTER) in hip04_boot_secondary()
115 if (hip04_cpu_table[cluster][cpu]) in hip04_boot_secondary()
118 sys_dreq = sysctrl + SC_CPU_RESET_DREQ(cluster); in hip04_boot_secondary()
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/Linux-v5.4/drivers/perf/
Dqcom_l2_pmu.c285 static void cluster_pmu_set_resr(struct cluster_pmu *cluster, in cluster_pmu_set_resr() argument
296 spin_lock_irqsave(&cluster->pmu_lock, flags); in cluster_pmu_set_resr()
304 spin_unlock_irqrestore(&cluster->pmu_lock, flags); in cluster_pmu_set_resr()
361 static void l2_cache_cluster_set_period(struct cluster_pmu *cluster, in l2_cache_cluster_set_period() argument
381 static int l2_cache_get_event_idx(struct cluster_pmu *cluster, in l2_cache_get_event_idx() argument
386 int num_ctrs = cluster->l2cache_pmu->num_counters - 1; in l2_cache_get_event_idx()
390 if (test_and_set_bit(l2_cycle_ctr_idx, cluster->used_counters)) in l2_cache_get_event_idx()
396 idx = find_first_zero_bit(cluster->used_counters, num_ctrs); in l2_cache_get_event_idx()
407 if (test_bit(group, cluster->used_groups)) in l2_cache_get_event_idx()
410 set_bit(idx, cluster->used_counters); in l2_cache_get_event_idx()
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/Linux-v5.4/arch/arm/include/asm/
Dmcpm.h44 void mcpm_set_entry_vector(unsigned cpu, unsigned cluster, void *ptr);
51 void mcpm_set_early_poke(unsigned cpu, unsigned cluster,
84 int mcpm_cpu_power_up(unsigned int cpu, unsigned int cluster);
132 int mcpm_wait_for_cpu_powerdown(unsigned int cpu, unsigned int cluster);
219 int (*cpu_powerup)(unsigned int cpu, unsigned int cluster);
220 int (*cluster_powerup)(unsigned int cluster);
221 void (*cpu_suspend_prepare)(unsigned int cpu, unsigned int cluster);
222 void (*cpu_powerdown_prepare)(unsigned int cpu, unsigned int cluster);
223 void (*cluster_powerdown_prepare)(unsigned int cluster);
226 void (*cpu_is_up)(unsigned int cpu, unsigned int cluster);
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/Linux-v5.4/arch/alpha/mm/
Dnuma.c34 for ((_cluster) = (memdesc)->cluster, (i) = 0; \
39 struct memclust_struct * cluster; in show_mem_layout() local
48 for_each_mem_cluster(memdesc, cluster, i) { in show_mem_layout()
50 i, cluster->usage, cluster->start_pfn, in show_mem_layout()
51 cluster->start_pfn + cluster->numpages); in show_mem_layout()
59 struct memclust_struct * cluster; in setup_memory_node() local
79 for_each_mem_cluster(memdesc, cluster, i) { in setup_memory_node()
83 if (cluster->usage & 3) in setup_memory_node()
86 start = cluster->start_pfn; in setup_memory_node()
87 end = start + cluster->numpages; in setup_memory_node()
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/Linux-v5.4/drivers/cpufreq/
Darm_big_little.c56 #define ACTUAL_FREQ(cluster, freq) ((cluster == A7_CLUSTER) ? freq << 1 : freq) argument
57 #define VIRT_FREQ(cluster, freq) ((cluster == A7_CLUSTER) ? freq >> 1 : freq) argument
84 static unsigned int find_cluster_maxfreq(int cluster) in find_cluster_maxfreq() argument
92 if ((cluster == per_cpu(physical_cluster, j)) && in find_cluster_maxfreq()
97 pr_debug("%s: cluster: %d, max freq: %d\n", __func__, cluster, in find_cluster_maxfreq()
312 u32 cluster = raw_cpu_to_cluster(cpu_dev->id); in _put_cluster_clk_and_freq_table() local
314 if (!freq_table[cluster]) in _put_cluster_clk_and_freq_table()
317 clk_put(clk[cluster]); in _put_cluster_clk_and_freq_table()
318 dev_pm_opp_free_cpufreq_table(cpu_dev, &freq_table[cluster]); in _put_cluster_clk_and_freq_table()
321 dev_dbg(cpu_dev, "%s: cluster: %d\n", __func__, cluster); in _put_cluster_clk_and_freq_table()
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Dtegra186-cpufreq.c59 struct tegra186_cpufreq_cluster *cluster = &data->clusters[i]; in tegra186_cpufreq_init() local
61 cluster->info; in tegra186_cpufreq_init()
73 policy->freq_table = cluster->table; in tegra186_cpufreq_init()
216 struct tegra186_cpufreq_cluster *cluster = &data->clusters[i]; in tegra186_cpufreq_probe() local
218 cluster->info = &tegra186_clusters[i]; in tegra186_cpufreq_probe()
219 cluster->table = init_vhint_table( in tegra186_cpufreq_probe()
220 pdev, bpmp, cluster->info->bpmp_cluster_id); in tegra186_cpufreq_probe()
221 if (IS_ERR(cluster->table)) { in tegra186_cpufreq_probe()
222 err = PTR_ERR(cluster->table); in tegra186_cpufreq_probe()
/Linux-v5.4/Documentation/arm/
Dcluster-pm-race-avoidance.rst6 cluster setup and teardown operations and to manage hardware coherency
29 cluster-level operations are only performed when it is truly safe to do
34 are not immediately enabled when a cluster powers up. Since enabling or
38 power-down and power-up at the cluster level.
48 Each cluster and CPU is assigned a state, as follows:
67 The CPU or cluster is not coherent, and is either powered off or
71 The CPU or cluster has committed to moving to the UP state.
76 The CPU or cluster is active and coherent at the hardware
81 The CPU or cluster has committed to moving to the DOWN
89 Each cluster is also assigned a state, but it is necessary to split the
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/Linux-v5.4/Documentation/ABI/testing/
Dsysfs-ocfs214 covers how ocfs2 uses distributed locking between cluster
18 cluster nodes can interoperate if they have an identical
34 the available plugins to support ocfs2 cluster operation.
35 A cluster plugin is required to use ocfs2 in a cluster.
38 * 'o2cb' - The classic o2cb cluster stack that ocfs2 has
40 * 'user' - A plugin supporting userspace cluster software
54 cluster plugin is currently in use by the filesystem.
62 the cluster stack in use. The contents may change
63 when all filesystems are unmounted and the cluster stack
71 of current ocfs2 cluster stack. This value is set by
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/Linux-v5.4/arch/mips/include/asm/
Dmips-cps.h133 static inline uint64_t mips_cps_cluster_config(unsigned int cluster) in mips_cps_cluster_config() argument
143 WARN_ON(cluster != 0); in mips_cps_cluster_config()
151 mips_cm_lock_other(cluster, 0, 0, CM_GCR_Cx_OTHER_BLOCK_GLOBAL); in mips_cps_cluster_config()
166 static inline unsigned int mips_cps_numcores(unsigned int cluster) in mips_cps_numcores() argument
172 return (mips_cps_cluster_config(cluster) + 1) & CM_GCR_CONFIG_PCORES; in mips_cps_numcores()
182 static inline unsigned int mips_cps_numiocu(unsigned int cluster) in mips_cps_numiocu() argument
189 num_iocu = mips_cps_cluster_config(cluster) & CM_GCR_CONFIG_NUMIOCU; in mips_cps_numiocu()
203 static inline unsigned int mips_cps_numvps(unsigned int cluster, unsigned int core) in mips_cps_numvps() argument
214 mips_cm_lock_other(cluster, core, 0, CM_GCR_Cx_OTHER_BLOCK_LOCAL); in mips_cps_numvps()
/Linux-v5.4/include/soc/nps/
Dcommon.h71 u32 __reserved:20, cluster:4, core:4, thread:4; member
73 u32 __reserved:24, cluster:4, core:4;
100 static inline int nps_cluster_logic_to_phys(int cluster) in nps_cluster_logic_to_phys() argument
108 : "+r"(cluster) in nps_cluster_logic_to_phys()
114 return cluster; in nps_cluster_logic_to_phys()
119 nps_cluster_logic_to_phys(gid.cluster); })
/Linux-v5.4/fs/fat/
Dcache.c225 int fat_get_cluster(struct inode *inode, int cluster, int *fclus, int *dclus) in fat_get_cluster() argument
244 if (cluster == 0) in fat_get_cluster()
247 if (fat_cache_lookup(inode, cluster, &cid, fclus, dclus) < 0) { in fat_get_cluster()
256 while (*fclus < cluster) { in fat_get_cluster()
291 static int fat_bmap_cluster(struct inode *inode, int cluster) in fat_bmap_cluster() argument
299 ret = fat_get_cluster(inode, cluster, &fclus, &dclus); in fat_bmap_cluster()
316 int cluster, offset; in fat_get_mapped_cluster() local
318 cluster = sector >> (sbi->cluster_bits - sb->s_blocksize_bits); in fat_get_mapped_cluster()
320 cluster = fat_bmap_cluster(inode, cluster); in fat_get_mapped_cluster()
321 if (cluster < 0) in fat_get_mapped_cluster()
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/Linux-v5.4/drivers/clocksource/
Dtimer-nps.c82 int cluster = raw_smp_processor_id() >> NPS_CLUSTER_OFFSET; in nps_clksrc_read() local
84 return (u64)ioread32be(nps_msu_reg_low_addr[cluster]); in nps_clksrc_read()
89 int ret, cluster; in nps_setup_clocksource() local
94 for (cluster = 0; cluster < NPS_CLUSTER_NUM; cluster++) in nps_setup_clocksource()
95 nps_msu_reg_low_addr[cluster] = in nps_setup_clocksource()
96 nps_host_reg((cluster << NPS_CLUSTER_OFFSET), in nps_setup_clocksource()
/Linux-v5.4/arch/arm/mach-milbeaut/
Dplatsmp.c25 unsigned int mpidr, cpu, cluster; in m10v_boot_secondary() local
32 cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); in m10v_boot_secondary()
38 __func__, cpu, l_cpu, cluster); in m10v_boot_secondary()
48 unsigned int mpidr, cpu, cluster; in m10v_smp_init() local
61 cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); in m10v_smp_init()
62 pr_info("MCPM boot on cpu_%u cluster_%u\n", cpu, cluster); in m10v_smp_init()
/Linux-v5.4/Documentation/devicetree/bindings/phy/
Dphy-mvebu.txt23 Armada 375 USB cluster
27 controller. The USB cluster control register allows to manage common
32 - compatible: "marvell,armada-375-usb-cluster"
33 - reg: Should contain usb cluster register location and length.
38 usbcluster: usb-cluster@18400 {
39 compatible = "marvell,armada-375-usb-cluster";
/Linux-v5.4/fs/gfs2/
DKconfig10 A cluster filesystem.
12 Allows a cluster of computers to simultaneously use a block device
18 machine show up immediately on all other machines in the cluster.
20 To use the GFS2 filesystem in a cluster, you will need to enable
22 be found here: http://sources.redhat.com/cluster
36 in a cluster environment.

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