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Searched refs:cluster (Results 1 – 25 of 265) sorted by relevance

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/linux/arch/arm/common/
H A 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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H A DbL_switcher.c273 int cluster; in bL_switcher_thread() local
288 cluster = t->wanted_cluster; in bL_switcher_thread()
295 if (cluster != -1) { in bL_switcher_thread()
296 bL_switch_to(cluster); in bL_switcher_thread()
420 unsigned int cpu, cluster, mask; in bL_switcher_halve_cpus() local
427 cluster = MPIDR_AFFINITY_LEVEL(cpu_logical_map(i), 1); in bL_switcher_halve_cpus()
428 if (cluster >= 2) { in bL_switcher_halve_cpus()
434 mask |= (1 << cluster); in bL_switcher_halve_cpus()
452 cluster = MPIDR_AFFINITY_LEVEL(cpu_logical_map(i), 1); in bL_switcher_halve_cpus()
454 cluster_0 = cluster; in bL_switcher_halve_cpus()
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H A Dmcpm_head.S56 ubfx r10, r0, #8, #8 @ r10 = cluster
88 mla r8, r0, r10, r8 @ r8 = sync cluster base
96 @ At this point, the cluster cannot unexpectedly enter the GOING_DOWN
100 mla r11, r0, r10, r11 @ r11 = cluster first man lock
106 bne mcpm_setup_wait @ wait for cluster setup if so
109 cmp r0, #CLUSTER_UP @ cluster already up?
110 bne mcpm_setup @ if not, set up the cluster
120 @ Signal that the cluster is being brought up:
125 @ Any CPU trying to take the cluster into CLUSTER_GOING_DOWN from this
128 @ Wait for any previously-pending cluster teardown operations to abort
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/linux/arch/arm/mach-sunxi/
H A Dmc_smp.c87 static bool sunxi_core_is_cortex_a15(unsigned int core, unsigned int cluster) in sunxi_core_is_cortex_a15() argument
90 int cpu = cluster * SUNXI_CPUS_PER_CLUSTER + core; in sunxi_core_is_cortex_a15()
105 __func__, cluster, core); in sunxi_core_is_cortex_a15()
115 static int sunxi_cpu_power_switch_set(unsigned int cpu, unsigned int cluster, in sunxi_cpu_power_switch_set() argument
121 reg = readl(prcm_base + PRCM_PWR_SWITCH_REG(cluster, cpu)); in sunxi_cpu_power_switch_set()
125 cluster, cpu); in sunxi_cpu_power_switch_set()
129 writel(0xff, prcm_base + PRCM_PWR_SWITCH_REG(cluster, cpu)); in sunxi_cpu_power_switch_set()
131 writel(0xfe, prcm_base + PRCM_PWR_SWITCH_REG(cluster, cpu)); in sunxi_cpu_power_switch_set()
133 writel(0xf8, prcm_base + PRCM_PWR_SWITCH_REG(cluster, cpu)); in sunxi_cpu_power_switch_set()
135 writel(0xf0, prcm_base + PRCM_PWR_SWITCH_REG(cluster, cpu)); in sunxi_cpu_power_switch_set()
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/linux/arch/arm/mach-versatile/
H A Dtc2_pm.c46 static int tc2_pm_cpu_powerup(unsigned int cpu, unsigned int cluster) in tc2_pm_cpu_powerup() argument
48 pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); in tc2_pm_cpu_powerup()
49 if (cluster >= TC2_CLUSTERS || cpu >= tc2_nr_cpus[cluster]) in tc2_pm_cpu_powerup()
51 ve_spc_set_resume_addr(cluster, cpu, in tc2_pm_cpu_powerup()
53 ve_spc_cpu_wakeup_irq(cluster, cpu, true); in tc2_pm_cpu_powerup()
57 static int tc2_pm_cluster_powerup(unsigned int cluster) in tc2_pm_cluster_powerup() argument
59 pr_debug("%s: cluster %u\n", __func__, cluster); in tc2_pm_cluster_powerup()
60 if (cluster >= TC2_CLUSTERS) in tc2_pm_cluster_powerup()
62 ve_spc_powerdown(cluster, false); in tc2_pm_cluster_powerup()
66 static void tc2_pm_cpu_powerdown_prepare(unsigned int cpu, unsigned int cluster) in tc2_pm_cpu_powerdown_prepare() argument
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H A Dspc.c111 static inline bool cluster_is_a15(u32 cluster) in cluster_is_a15() argument
113 return cluster == info->a15_clusid; in cluster_is_a15()
150 void ve_spc_cpu_wakeup_irq(u32 cluster, u32 cpu, bool set) in ve_spc_cpu_wakeup_irq() argument
154 if (cluster >= MAX_CLUSTERS) in ve_spc_cpu_wakeup_irq()
159 if (!cluster_is_a15(cluster)) in ve_spc_cpu_wakeup_irq()
179 void ve_spc_set_resume_addr(u32 cluster, u32 cpu, u32 addr) in ve_spc_set_resume_addr() argument
183 if (cluster >= MAX_CLUSTERS) in ve_spc_set_resume_addr()
186 if (cluster_is_a15(cluster)) in ve_spc_set_resume_addr()
204 void ve_spc_powerdown(u32 cluster, bool enable) in ve_spc_powerdown() argument
208 if (cluster >= MAX_CLUSTERS) in ve_spc_powerdown()
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H A 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/fs/ocfs2/cluster/
H A Dnodemanager.c49 struct o2nm_cluster *cluster = o2nm_single_cluster; in o2nm_configured_node_map() local
51 BUG_ON(bytes < (sizeof(cluster->cl_nodes_bitmap))); in o2nm_configured_node_map()
53 if (cluster == NULL) in o2nm_configured_node_map()
56 read_lock(&cluster->cl_nodes_lock); in o2nm_configured_node_map()
57 bitmap_copy(map, cluster->cl_nodes_bitmap, O2NM_MAX_NODES); in o2nm_configured_node_map()
58 read_unlock(&cluster->cl_nodes_lock); in o2nm_configured_node_map()
64 static struct o2nm_node *o2nm_node_ip_tree_lookup(struct o2nm_cluster *cluster, in o2nm_node_ip_tree_lookup() argument
69 struct rb_node **p = &cluster->cl_node_ip_tree.rb_node; in o2nm_node_ip_tree_lookup()
102 struct o2nm_cluster *cluster = o2nm_single_cluster; in o2nm_get_node_by_ip() local
104 if (cluster == NULL) in o2nm_get_node_by_ip()
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/linux/arch/arm/mach-exynos/
H A Dmcpm-exynos.c57 static int exynos_cpu_powerup(unsigned int cpu, unsigned int cluster) in exynos_cpu_powerup() argument
59 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/arch/arm/mach-hisi/
H A 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/drivers/remoteproc/
H A Dti_k3_r5_remoteproc.c123 struct k3_r5_cluster *cluster; member
179 static int k3_r5_lockstep_reset(struct k3_r5_cluster *cluster) in k3_r5_lockstep_reset() argument
186 list_for_each_entry(core, &cluster->cores, elem) { in k3_r5_lockstep_reset()
197 list_for_each_entry(core, &cluster->cores, elem) { in k3_r5_lockstep_reset()
211 list_for_each_entry_continue_reverse(core, &cluster->cores, elem) { in k3_r5_lockstep_reset()
217 core = list_last_entry(&cluster->cores, struct k3_r5_core, elem); in k3_r5_lockstep_reset()
219 list_for_each_entry_from_reverse(core, &cluster->cores, elem) { in k3_r5_lockstep_reset()
227 static int k3_r5_lockstep_release(struct k3_r5_cluster *cluster) in k3_r5_lockstep_release() argument
234 list_for_each_entry_reverse(core, &cluster->cores, elem) { in k3_r5_lockstep_release()
247 list_for_each_entry_reverse(core, &cluster->cores, elem) { in k3_r5_lockstep_release()
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H A Dmtk_scp.c70 struct mtk_scp_of_cluster *scp_cluster = scp->cluster; in scp_wdt_handler()
175 val = readl(scp->cluster->reg_base + MT8183_SW_RSTN); in mt8183_scp_reset_assert()
177 writel(val, scp->cluster->reg_base + MT8183_SW_RSTN); in mt8183_scp_reset_assert()
184 val = readl(scp->cluster->reg_base + MT8183_SW_RSTN); in mt8183_scp_reset_deassert()
186 writel(val, scp->cluster->reg_base + MT8183_SW_RSTN); in mt8183_scp_reset_deassert()
191 writel(1, scp->cluster->reg_base + MT8192_CORE0_SW_RSTN_SET); in mt8192_scp_reset_assert()
196 writel(1, scp->cluster->reg_base + MT8192_CORE0_SW_RSTN_CLR); in mt8192_scp_reset_deassert()
201 writel(1, scp->cluster->reg_base + MT8195_CORE1_SW_RSTN_SET); in mt8195_scp_c1_reset_assert()
206 writel(1, scp->cluster->reg_base + MT8195_CORE1_SW_RSTN_CLR); in mt8195_scp_c1_reset_deassert()
213 scp_to_host = readl(scp->cluster->reg_base + MT8183_SCP_TO_HOST); in mt8183_scp_irq_handler()
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H A Dxlnx_r5_remoteproc.c1049 static int zynqmp_r5_get_tcm_node_from_dt(struct zynqmp_r5_cluster *cluster) in zynqmp_r5_get_tcm_node_from_dt() argument
1061 for (i = 0; i < cluster->core_count; i++) { in zynqmp_r5_get_tcm_node_from_dt()
1062 r5_core = cluster->r5_cores[i]; in zynqmp_r5_get_tcm_node_from_dt()
1156 static int zynqmp_r5_get_tcm_node(struct zynqmp_r5_cluster *cluster) in zynqmp_r5_get_tcm_node() argument
1159 struct device *dev = cluster->dev; in zynqmp_r5_get_tcm_node()
1164 if (cluster->mode == SPLIT_MODE) { in zynqmp_r5_get_tcm_node()
1173 tcm_bank_count = tcm_bank_count / cluster->core_count; in zynqmp_r5_get_tcm_node()
1181 for (i = 0; i < cluster->core_count; i++) { in zynqmp_r5_get_tcm_node()
1182 r5_core = cluster->r5_cores[i]; in zynqmp_r5_get_tcm_node()
1216 static int zynqmp_r5_core_init(struct zynqmp_r5_cluster *cluster, in zynqmp_r5_core_init() argument
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/linux/arch/arm/include/asm/
H A 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/Documentation/arch/arm/
H A 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/drivers/cpufreq/
H A Dvexpress-spc-cpufreq.c45 #define ACTUAL_FREQ(cluster, freq) ((cluster == A7_CLUSTER) ? freq << 1 : freq) argument
46 #define VIRT_FREQ(cluster, freq) ((cluster == A7_CLUSTER) ? freq >> 1 : freq) argument
71 static unsigned int find_cluster_maxfreq(int cluster) in find_cluster_maxfreq() argument
79 if (cluster == per_cpu(physical_cluster, j) && in find_cluster_maxfreq()
282 u32 cluster = raw_cpu_to_cluster(cpu_dev->id); in _put_cluster_clk_and_freq_table() local
284 if (!freq_table[cluster]) in _put_cluster_clk_and_freq_table()
287 clk_put(clk[cluster]); in _put_cluster_clk_and_freq_table()
288 dev_pm_opp_free_cpufreq_table(cpu_dev, &freq_table[cluster]); in _put_cluster_clk_and_freq_table()
294 u32 cluster = cpu_to_cluster(cpu_dev->id); in put_cluster_clk_and_freq_table() local
297 if (atomic_dec_return(&cluster_usage[cluster])) in put_cluster_clk_and_freq_table()
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H A Dtegra186-cpufreq.c75 unsigned int cluster = data->cpus[policy->cpu].bpmp_cluster_id; in tegra186_cpufreq_init() local
78 policy->freq_table = data->clusters[cluster].table; in tegra186_cpufreq_init()
84 if (data->cpus[cpu].bpmp_cluster_id == cluster) in tegra186_cpufreq_init()
107 struct tegra186_cpufreq_cluster *cluster; in tegra186_cpufreq_get() local
119 cluster = &data->clusters[cluster_id]; in tegra186_cpufreq_get()
122 return (cluster->ref_clk_khz * ndiv) / cluster->div; in tegra186_cpufreq_get()
137 struct tegra186_cpufreq_cluster *cluster, unsigned int cluster_id) in init_vhint_table() argument
193 cluster->ref_clk_khz = data->ref_clk_hz / 1000; in init_vhint_table()
194 cluster->div = data->pdiv * data->mdiv; in init_vhint_table()
213 point->frequency = (cluster->ref_clk_khz * ndiv) / cluster->div; in init_vhint_table()
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/linux/Documentation/ABI/testing/
H A 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/arch/mips/kernel/
H A Dsmp-cps.c44 static void power_up_other_cluster(unsigned int cluster) in power_up_other_cluster() argument
49 mips_cm_lock_other(cluster, CM_GCR_Cx_OTHER_CORE_CM, 0, in power_up_other_cluster()
60 mips_cm_lock_other(cluster, 0, 0, CM_GCR_Cx_OTHER_BLOCK_GLOBAL); in power_up_other_cluster()
67 mips_cm_lock_other(cluster, CM_GCR_Cx_OTHER_CORE_CM, 0, in power_up_other_cluster()
81 cluster, stat); in power_up_other_cluster()
89 static unsigned __init core_vpe_count(unsigned int cluster, unsigned core) in core_vpe_count() argument
91 return min(smp_max_threads, mips_cps_numvps(cluster, core)); in core_vpe_count()
471 static void boot_core(unsigned int cluster, unsigned int core, in boot_core() argument
478 cluster_cfg = &mips_cps_cluster_bootcfg[cluster]; in boot_core()
479 ncores = mips_cps_numcores(cluster); in boot_core()
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/linux/arch/mips/include/asm/
H A Dmips-cps.h131 static inline uint64_t mips_cps_cluster_config(unsigned int cluster) in mips_cps_cluster_config() argument
141 WARN_ON(cluster != 0); in mips_cps_cluster_config()
149 mips_cm_lock_other(cluster, 0, 0, CM_GCR_Cx_OTHER_BLOCK_GLOBAL); in mips_cps_cluster_config()
164 static inline unsigned int mips_cps_numcores(unsigned int cluster) in mips_cps_numcores() argument
171 mips_cps_cluster_config(cluster) + 1); in mips_cps_numcores()
181 static inline unsigned int mips_cps_numiocu(unsigned int cluster) in mips_cps_numiocu() argument
187 mips_cps_cluster_config(cluster)); in mips_cps_numiocu()
199 static inline unsigned int mips_cps_numvps(unsigned int cluster, unsigned int core) in mips_cps_numvps() argument
210 mips_cm_lock_other(cluster, core, 0, CM_GCR_Cx_OTHER_BLOCK_LOCAL); in mips_cps_numvps()
/linux/fs/fat/
H A 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/arch/arm/mach-milbeaut/
H A 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/arch/arm64/boot/dts/apple/
H A Dt600x-dieX.dtsi10 …compatible = "apple,t6000-cluster-cpufreq", "apple,t8103-cluster-cpufreq", "apple,cluster-cpufreq";
16 …compatible = "apple,t6000-cluster-cpufreq", "apple,t8103-cluster-cpufreq", "apple,cluster-cpufreq";
22 …compatible = "apple,t6000-cluster-cpufreq", "apple,t8103-cluster-cpufreq", "apple,cluster-cpufreq";
/linux/arch/x86/kernel/apic/
H A Dx2apic_cluster.c105 static void prefill_clustermask(struct cpumask *cmsk, unsigned int cpu, u32 cluster) in prefill_clustermask() argument
113 if (apicid == BAD_APICID || cpu_i == cpu || apic_cluster(apicid) != cluster) in prefill_clustermask()
124 static int alloc_clustermask(unsigned int cpu, u32 cluster, int node) in alloc_clustermask() argument
149 if (apicid != BAD_APICID && apic_cluster(apicid) == cluster) { in alloc_clustermask()
171 prefill_clustermask(cmsk, cpu, cluster); in alloc_clustermask()
179 u32 cluster = apic_cluster(phys_apicid); in x2apic_prepare_cpu() local
180 u32 logical_apicid = (cluster << 16) | (1 << (phys_apicid & 0xf)); in x2apic_prepare_cpu()
185 if (alloc_clustermask(cpu, cluster, node) < 0) in x2apic_prepare_cpu()
/linux/fs/gfs2/
H A 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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