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Searched refs:cluster (Results 1 – 25 of 173) sorted by relevance

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/Linux-v4.19/arch/arm/common/
Dmcpm_entry.c37 static void __mcpm_cpu_going_down(unsigned int cpu, unsigned int cluster) in __mcpm_cpu_going_down() argument
39 mcpm_sync.clusters[cluster].cpus[cpu].cpu = CPU_GOING_DOWN; in __mcpm_cpu_going_down()
40 sync_cache_w(&mcpm_sync.clusters[cluster].cpus[cpu].cpu); in __mcpm_cpu_going_down()
50 static void __mcpm_cpu_down(unsigned int cpu, unsigned int cluster) in __mcpm_cpu_down() argument
53 mcpm_sync.clusters[cluster].cpus[cpu].cpu = CPU_DOWN; in __mcpm_cpu_down()
54 sync_cache_w(&mcpm_sync.clusters[cluster].cpus[cpu].cpu); in __mcpm_cpu_down()
66 static void __mcpm_outbound_leave_critical(unsigned int cluster, int state) in __mcpm_outbound_leave_critical() argument
69 mcpm_sync.clusters[cluster].cluster = state; in __mcpm_outbound_leave_critical()
70 sync_cache_w(&mcpm_sync.clusters[cluster].cluster); in __mcpm_outbound_leave_critical()
85 static bool __mcpm_outbound_enter_critical(unsigned int cpu, unsigned int cluster) in __mcpm_outbound_enter_critical() argument
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DbL_switcher.c277 int cluster; in bL_switcher_thread() local
292 cluster = t->wanted_cluster; in bL_switcher_thread()
299 if (cluster != -1) { in bL_switcher_thread()
300 bL_switch_to(cluster); in bL_switcher_thread()
426 unsigned int cpu, cluster, mask; in bL_switcher_halve_cpus() local
433 cluster = MPIDR_AFFINITY_LEVEL(cpu_logical_map(i), 1); in bL_switcher_halve_cpus()
434 if (cluster >= 2) { in bL_switcher_halve_cpus()
440 mask |= (1 << cluster); in bL_switcher_halve_cpus()
458 cluster = MPIDR_AFFINITY_LEVEL(cpu_logical_map(i), 1); in bL_switcher_halve_cpus()
460 cluster_0 = cluster; in bL_switcher_halve_cpus()
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Dmcpm_head.S58 ubfx r10, r0, #8, #8 @ r10 = cluster
90 mla r8, r0, r10, r8 @ r8 = sync cluster base
98 @ At this point, the cluster cannot unexpectedly enter the GOING_DOWN
102 mla r11, r0, r10, r11 @ r11 = cluster first man lock
108 bne mcpm_setup_wait @ wait for cluster setup if so
111 cmp r0, #CLUSTER_UP @ cluster already up?
112 bne mcpm_setup @ if not, set up the cluster
122 @ Signal that the cluster is being brought up:
127 @ Any CPU trying to take the cluster into CLUSTER_GOING_DOWN from this
130 @ Wait for any previously-pending cluster teardown operations to abort
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/Linux-v4.19/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()
105 __func__, cluster, core); in sunxi_core_is_cortex_a15()
113 static int sunxi_cpu_power_switch_set(unsigned int cpu, unsigned int cluster, in sunxi_cpu_power_switch_set() argument
119 reg = readl(prcm_base + PRCM_PWR_SWITCH_REG(cluster, cpu)); in sunxi_cpu_power_switch_set()
123 cluster, cpu); in sunxi_cpu_power_switch_set()
127 writel(0xff, prcm_base + PRCM_PWR_SWITCH_REG(cluster, cpu)); in sunxi_cpu_power_switch_set()
129 writel(0xfe, prcm_base + PRCM_PWR_SWITCH_REG(cluster, cpu)); in sunxi_cpu_power_switch_set()
131 writel(0xf8, prcm_base + PRCM_PWR_SWITCH_REG(cluster, cpu)); in sunxi_cpu_power_switch_set()
133 writel(0xf0, prcm_base + PRCM_PWR_SWITCH_REG(cluster, cpu)); in sunxi_cpu_power_switch_set()
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/Linux-v4.19/arch/arm/mach-vexpress/
Dtc2_pm.c51 static int tc2_pm_cpu_powerup(unsigned int cpu, unsigned int cluster) in tc2_pm_cpu_powerup() argument
53 pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); in tc2_pm_cpu_powerup()
54 if (cluster >= TC2_CLUSTERS || cpu >= tc2_nr_cpus[cluster]) in tc2_pm_cpu_powerup()
56 ve_spc_set_resume_addr(cluster, cpu, in tc2_pm_cpu_powerup()
58 ve_spc_cpu_wakeup_irq(cluster, cpu, true); in tc2_pm_cpu_powerup()
62 static int tc2_pm_cluster_powerup(unsigned int cluster) in tc2_pm_cluster_powerup() argument
64 pr_debug("%s: cluster %u\n", __func__, cluster); in tc2_pm_cluster_powerup()
65 if (cluster >= TC2_CLUSTERS) in tc2_pm_cluster_powerup()
67 ve_spc_powerdown(cluster, false); in tc2_pm_cluster_powerup()
71 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.c41 static int dcscb_cpu_powerup(unsigned int cpu, unsigned int cluster) in dcscb_cpu_powerup() argument
45 pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); in dcscb_cpu_powerup()
46 if (cluster >= 2 || !(cpumask & dcscb_allcpus_mask[cluster])) in dcscb_cpu_powerup()
49 rst_hold = readl_relaxed(dcscb_base + RST_HOLD0 + cluster * 4); in dcscb_cpu_powerup()
51 writel_relaxed(rst_hold, dcscb_base + RST_HOLD0 + cluster * 4); in dcscb_cpu_powerup()
55 static int dcscb_cluster_powerup(unsigned int cluster) in dcscb_cluster_powerup() argument
59 pr_debug("%s: cluster %u\n", __func__, cluster); in dcscb_cluster_powerup()
60 if (cluster >= 2) in dcscb_cluster_powerup()
64 rst_hold = readl_relaxed(dcscb_base + RST_HOLD0 + cluster * 4); in dcscb_cluster_powerup()
66 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.h20 void ve_spc_cpu_wakeup_irq(u32 cluster, u32 cpu, bool set);
21 void ve_spc_set_resume_addr(u32 cluster, u32 cpu, u32 addr);
22 void ve_spc_powerdown(u32 cluster, bool enable);
23 int ve_spc_cpu_in_wfi(u32 cpu, u32 cluster);
/Linux-v4.19/fs/ocfs2/cluster/
Dnodemanager.c65 struct o2nm_cluster *cluster = o2nm_single_cluster; in o2nm_configured_node_map() local
67 BUG_ON(bytes < (sizeof(cluster->cl_nodes_bitmap))); in o2nm_configured_node_map()
69 if (cluster == NULL) in o2nm_configured_node_map()
72 read_lock(&cluster->cl_nodes_lock); in o2nm_configured_node_map()
73 memcpy(map, cluster->cl_nodes_bitmap, sizeof(cluster->cl_nodes_bitmap)); in o2nm_configured_node_map()
74 read_unlock(&cluster->cl_nodes_lock); in o2nm_configured_node_map()
80 static struct o2nm_node *o2nm_node_ip_tree_lookup(struct o2nm_cluster *cluster, in o2nm_node_ip_tree_lookup() argument
85 struct rb_node **p = &cluster->cl_node_ip_tree.rb_node; in o2nm_node_ip_tree_lookup()
118 struct o2nm_cluster *cluster = o2nm_single_cluster; in o2nm_get_node_by_ip() local
120 if (cluster == NULL) in o2nm_get_node_by_ip()
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/Linux-v4.19/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()
95 static int exynos_cluster_powerup(unsigned int cluster) in exynos_cluster_powerup() argument
97 pr_debug("%s: cluster %u\n", __func__, cluster); in exynos_cluster_powerup()
98 if (cluster >= EXYNOS5420_NR_CLUSTERS) in exynos_cluster_powerup()
101 exynos_cluster_power_up(cluster); in exynos_cluster_powerup()
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/Linux-v4.19/arch/arm/mach-hisi/
Dplatmcpm.c74 static bool hip04_cluster_is_down(unsigned int cluster) in hip04_cluster_is_down() argument
79 if (hip04_cpu_table[cluster][i]) in hip04_cluster_is_down()
84 static void hip04_set_snoop_filter(unsigned int cluster, unsigned int on) in hip04_set_snoop_filter() argument
92 data |= 1 << cluster; in hip04_set_snoop_filter()
94 data &= ~(1 << cluster); in hip04_set_snoop_filter()
103 unsigned int mpidr, cpu, cluster; in hip04_boot_secondary() local
109 cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); in hip04_boot_secondary()
113 if (cluster >= HIP04_MAX_CLUSTERS || cpu >= HIP04_MAX_CPUS_PER_CLUSTER) in hip04_boot_secondary()
118 if (hip04_cpu_table[cluster][cpu]) in hip04_boot_secondary()
121 sys_dreq = sysctrl + SC_CPU_RESET_DREQ(cluster); in hip04_boot_secondary()
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/Linux-v4.19/drivers/perf/
Dqcom_l2_pmu.c293 static void cluster_pmu_set_resr(struct cluster_pmu *cluster, in cluster_pmu_set_resr() argument
304 spin_lock_irqsave(&cluster->pmu_lock, flags); in cluster_pmu_set_resr()
312 spin_unlock_irqrestore(&cluster->pmu_lock, flags); in cluster_pmu_set_resr()
369 static void l2_cache_cluster_set_period(struct cluster_pmu *cluster, in l2_cache_cluster_set_period() argument
389 static int l2_cache_get_event_idx(struct cluster_pmu *cluster, in l2_cache_get_event_idx() argument
394 int num_ctrs = cluster->l2cache_pmu->num_counters - 1; in l2_cache_get_event_idx()
398 if (test_and_set_bit(l2_cycle_ctr_idx, cluster->used_counters)) in l2_cache_get_event_idx()
404 idx = find_first_zero_bit(cluster->used_counters, num_ctrs); in l2_cache_get_event_idx()
415 if (test_bit(group, cluster->used_groups)) in l2_cache_get_event_idx()
418 set_bit(idx, cluster->used_counters); in l2_cache_get_event_idx()
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/Linux-v4.19/arch/arm/include/asm/
Dmcpm.h47 void mcpm_set_entry_vector(unsigned cpu, unsigned cluster, void *ptr);
54 void mcpm_set_early_poke(unsigned cpu, unsigned cluster,
87 int mcpm_cpu_power_up(unsigned int cpu, unsigned int cluster);
135 int mcpm_wait_for_cpu_powerdown(unsigned int cpu, unsigned int cluster);
222 int (*cpu_powerup)(unsigned int cpu, unsigned int cluster);
223 int (*cluster_powerup)(unsigned int cluster);
224 void (*cpu_suspend_prepare)(unsigned int cpu, unsigned int cluster);
225 void (*cpu_powerdown_prepare)(unsigned int cpu, unsigned int cluster);
226 void (*cluster_powerdown_prepare)(unsigned int cluster);
229 void (*cpu_is_up)(unsigned int cpu, unsigned int cluster);
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/Linux-v4.19/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
81 for_each_mem_cluster(memdesc, cluster, i) { in setup_memory_node()
85 if (cluster->usage & 3) in setup_memory_node()
88 start = cluster->start_pfn; in setup_memory_node()
89 end = start + cluster->numpages; in setup_memory_node()
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/Linux-v4.19/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.c67 struct tegra186_cpufreq_cluster *cluster = &data->clusters[i]; in tegra186_cpufreq_init() local
69 cluster->info; in tegra186_cpufreq_init()
81 policy->freq_table = cluster->table; in tegra186_cpufreq_init()
224 struct tegra186_cpufreq_cluster *cluster = &data->clusters[i]; in tegra186_cpufreq_probe() local
226 cluster->info = &tegra186_clusters[i]; in tegra186_cpufreq_probe()
227 cluster->table = init_vhint_table( in tegra186_cpufreq_probe()
228 pdev, bpmp, cluster->info->bpmp_cluster_id); in tegra186_cpufreq_probe()
229 if (IS_ERR(cluster->table)) { in tegra186_cpufreq_probe()
230 err = PTR_ERR(cluster->table); in tegra186_cpufreq_probe()
/Linux-v4.19/Documentation/arm/
Dcluster-pm-race-avoidance.txt5 cluster setup and teardown operations and to manage hardware coherency
28 cluster-level operations are only performed when it is truly safe to do
33 are not immediately enabled when a cluster powers up. Since enabling or
37 power-down and power-up at the cluster level.
47 Each cluster and CPU is assigned a state, as follows:
63 DOWN: The CPU or cluster is not coherent, and is either powered off or
66 COMING_UP: The CPU or cluster has committed to moving to the UP state.
70 UP: The CPU or cluster is active and coherent at the hardware
74 GOING_DOWN: The CPU or cluster has committed to moving to the DOWN
82 Each cluster is also assigned a state, but it is necessary to split the
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/Linux-v4.19/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-v4.19/arch/mips/include/asm/
Dmips-cps.h137 static inline uint64_t mips_cps_cluster_config(unsigned int cluster) in mips_cps_cluster_config() argument
147 WARN_ON(cluster != 0); in mips_cps_cluster_config()
155 mips_cm_lock_other(cluster, 0, 0, CM_GCR_Cx_OTHER_BLOCK_GLOBAL); in mips_cps_cluster_config()
170 static inline unsigned int mips_cps_numcores(unsigned int cluster) in mips_cps_numcores() argument
176 return (mips_cps_cluster_config(cluster) + 1) & CM_GCR_CONFIG_PCORES; in mips_cps_numcores()
186 static inline unsigned int mips_cps_numiocu(unsigned int cluster) in mips_cps_numiocu() argument
193 num_iocu = mips_cps_cluster_config(cluster) & CM_GCR_CONFIG_NUMIOCU; in mips_cps_numiocu()
207 static inline unsigned int mips_cps_numvps(unsigned int cluster, unsigned int core) in mips_cps_numvps() argument
218 mips_cm_lock_other(cluster, core, 0, CM_GCR_Cx_OTHER_BLOCK_LOCAL); in mips_cps_numvps()
/Linux-v4.19/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-v4.19/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-v4.19/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-v4.19/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-v4.19/arch/alpha/kernel/
Dsetup.c265 for ((_cluster) = (memdesc)->cluster, (i) = 0; \
313 struct memclust_struct * cluster; in setup_memory() local
324 for_each_mem_cluster(memdesc, cluster, i) { in setup_memory()
326 i, cluster->usage, cluster->start_pfn, in setup_memory()
327 cluster->start_pfn + cluster->numpages); in setup_memory()
332 if (cluster->usage & 3) in setup_memory()
335 end = cluster->start_pfn + cluster->numpages; in setup_memory()
380 for_each_mem_cluster(memdesc, cluster, i) { in setup_memory()
381 if (cluster->usage & 3) in setup_memory()
384 start = cluster->start_pfn; in setup_memory()
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/Linux-v4.19/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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