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/Linux-v5.4/drivers/staging/comedi/drivers/
Dni_tiocmd.c38 static void ni_tio_configure_dma(struct ni_gpct *counter, in ni_tio_configure_dma() argument
41 struct ni_gpct_device *counter_dev = counter->counter_dev; in ni_tio_configure_dma()
42 unsigned int cidx = counter->counter_index; in ni_tio_configure_dma()
55 ni_tio_set_bits(counter, NITIO_INPUT_SEL_REG(cidx), mask, bits); in ni_tio_configure_dma()
69 ni_tio_set_bits(counter, NITIO_DMA_CFG_REG(cidx), mask, bits); in ni_tio_configure_dma()
78 struct ni_gpct *counter = s->private; in ni_tio_input_inttrig() local
86 spin_lock_irqsave(&counter->lock, flags); in ni_tio_input_inttrig()
87 if (counter->mite_chan) in ni_tio_input_inttrig()
88 mite_dma_arm(counter->mite_chan); in ni_tio_input_inttrig()
91 spin_unlock_irqrestore(&counter->lock, flags); in ni_tio_input_inttrig()
[all …]
Dni_tio.c149 void ni_tio_write(struct ni_gpct *counter, unsigned int value, in ni_tio_write() argument
153 counter->counter_dev->write(counter, value, reg); in ni_tio_write()
162 unsigned int ni_tio_read(struct ni_gpct *counter, enum ni_gpct_register reg) in ni_tio_read() argument
165 return counter->counter_dev->read(counter, reg); in ni_tio_read()
170 static void ni_tio_reset_count_and_disarm(struct ni_gpct *counter) in ni_tio_reset_count_and_disarm() argument
172 unsigned int cidx = counter->counter_index; in ni_tio_reset_count_and_disarm()
174 ni_tio_write(counter, GI_RESET(cidx), NITIO_RESET_REG(cidx)); in ni_tio_reset_count_and_disarm()
177 static int ni_tio_clock_period_ps(const struct ni_gpct *counter, in ni_tio_clock_period_ps() argument
201 *period_ps = counter->clock_period_ps; in ni_tio_clock_period_ps()
221 static void ni_tio_set_bits_transient(struct ni_gpct *counter, in ni_tio_set_bits_transient() argument
[all …]
/Linux-v5.4/drivers/infiniband/core/
Dcounters.c71 struct rdma_counter *counter; in rdma_counter_alloc() local
77 counter = kzalloc(sizeof(*counter), GFP_KERNEL); in rdma_counter_alloc()
78 if (!counter) in rdma_counter_alloc()
81 counter->device = dev; in rdma_counter_alloc()
82 counter->port = port; in rdma_counter_alloc()
83 counter->res.type = RDMA_RESTRACK_COUNTER; in rdma_counter_alloc()
84 counter->stats = dev->ops.counter_alloc_stats(counter); in rdma_counter_alloc()
85 if (!counter->stats) in rdma_counter_alloc()
100 counter->mode.mode = mode; in rdma_counter_alloc()
101 kref_init(&counter->kref); in rdma_counter_alloc()
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/Linux-v5.4/drivers/net/ethernet/mellanox/mlx5/core/
Dfs_counters.c112 struct mlx5_fc *counter; in mlx5_fc_counters_lookup_next() local
118 counter, tmp, next_id) { in mlx5_fc_counters_lookup_next()
119 if (!list_empty(&counter->list)) in mlx5_fc_counters_lookup_next()
124 return counter ? &counter->list : &fc_stats->counters; in mlx5_fc_counters_lookup_next()
128 struct mlx5_fc *counter) in mlx5_fc_stats_insert() argument
130 struct list_head *next = mlx5_fc_counters_lookup_next(dev, counter->id); in mlx5_fc_stats_insert()
132 list_add_tail(&counter->list, next); in mlx5_fc_stats_insert()
136 struct mlx5_fc *counter) in mlx5_fc_stats_remove() argument
140 list_del(&counter->list); in mlx5_fc_stats_remove()
143 WARN_ON(!idr_remove(&fc_stats->counters_idr, counter->id)); in mlx5_fc_stats_remove()
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/Linux-v5.4/arch/arm/include/asm/
Datomic.h27 #define atomic_read(v) READ_ONCE((v)->counter)
28 #define atomic_set(v,i) WRITE_ONCE(((v)->counter), (i))
44 prefetchw(&v->counter); \
51 : "=&r" (result), "=&r" (tmp), "+Qo" (v->counter) \
52 : "r" (&v->counter), "Ir" (i) \
62 prefetchw(&v->counter); \
70 : "=&r" (result), "=&r" (tmp), "+Qo" (v->counter) \
71 : "r" (&v->counter), "Ir" (i) \
83 prefetchw(&v->counter); \
91 : "=&r" (result), "=&r" (val), "=&r" (tmp), "+Qo" (v->counter) \
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/Linux-v5.4/arch/powerpc/include/asm/
Datomic.h32 __asm__ __volatile__("lwz%U1%X1 %0,%1" : "=r"(t) : "m"(v->counter)); in atomic_read()
39 __asm__ __volatile__("stw%U0%X0 %1,%0" : "=m"(v->counter) : "r"(i)); in atomic_set()
53 : "=&r" (t), "+m" (v->counter) \
54 : "r" (a), "r" (&v->counter) \
69 : "=&r" (t), "+m" (v->counter) \
70 : "r" (a), "r" (&v->counter) \
87 : "=&r" (res), "=&r" (t), "+m" (v->counter) \
88 : "r" (a), "r" (&v->counter) \
136 : "=&r" (t), "+m" (v->counter) in ATOMIC_OPS()
137 : "r" (&v->counter) in ATOMIC_OPS()
[all …]
/Linux-v5.4/arch/x86/kernel/cpu/
Dperfctr-watchdog.c101 int avail_to_resrv_perfctr_nmi_bit(unsigned int counter) in avail_to_resrv_perfctr_nmi_bit() argument
103 BUG_ON(counter > NMI_MAX_COUNTER_BITS); in avail_to_resrv_perfctr_nmi_bit()
105 return !test_bit(counter, perfctr_nmi_owner); in avail_to_resrv_perfctr_nmi_bit()
111 unsigned int counter; in reserve_perfctr_nmi() local
113 counter = nmi_perfctr_msr_to_bit(msr); in reserve_perfctr_nmi()
115 if (counter > NMI_MAX_COUNTER_BITS) in reserve_perfctr_nmi()
118 if (!test_and_set_bit(counter, perfctr_nmi_owner)) in reserve_perfctr_nmi()
126 unsigned int counter; in release_perfctr_nmi() local
128 counter = nmi_perfctr_msr_to_bit(msr); in release_perfctr_nmi()
130 if (counter > NMI_MAX_COUNTER_BITS) in release_perfctr_nmi()
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/Linux-v5.4/tools/perf/util/
Dstat-display.c367 static bool is_mixed_hw_group(struct evsel *counter) in is_mixed_hw_group() argument
369 struct evlist *evlist = counter->evlist; in is_mixed_hw_group()
370 u32 pmu_type = counter->core.attr.type; in is_mixed_hw_group()
373 if (counter->core.nr_members < 2) in is_mixed_hw_group()
392 struct evsel *counter, double uval, in printout() argument
402 .evsel = counter, in printout()
430 if (counter->cgrp) in printout()
433 if (run == 0 || ena == 0 || counter->counts->scaled == -1) { in printout()
438 aggr_printout(config, counter, id, nr); in printout()
442 counter->supported ? CNTR_NOT_COUNTED : CNTR_NOT_SUPPORTED, in printout()
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Dstat.c232 static void zero_per_pkg(struct evsel *counter) in zero_per_pkg() argument
234 if (counter->per_pkg_mask) in zero_per_pkg()
235 memset(counter->per_pkg_mask, 0, cpu__max_cpu()); in zero_per_pkg()
238 static int check_per_pkg(struct evsel *counter, in check_per_pkg() argument
241 unsigned long *mask = counter->per_pkg_mask; in check_per_pkg()
242 struct perf_cpu_map *cpus = evsel__cpus(counter); in check_per_pkg()
247 if (!counter->per_pkg) in check_per_pkg()
258 counter->per_pkg_mask = mask; in check_per_pkg()
333 struct evsel *counter) in process_counter_maps() argument
335 int nthreads = perf_thread_map__nr(counter->core.threads); in process_counter_maps()
[all …]
/Linux-v5.4/include/linux/
Dpage_counter.h37 static inline void page_counter_init(struct page_counter *counter, in page_counter_init() argument
40 atomic_long_set(&counter->usage, 0); in page_counter_init()
41 counter->max = PAGE_COUNTER_MAX; in page_counter_init()
42 counter->parent = parent; in page_counter_init()
45 static inline unsigned long page_counter_read(struct page_counter *counter) in page_counter_read() argument
47 return atomic_long_read(&counter->usage); in page_counter_read()
50 void page_counter_cancel(struct page_counter *counter, unsigned long nr_pages);
51 void page_counter_charge(struct page_counter *counter, unsigned long nr_pages);
52 bool page_counter_try_charge(struct page_counter *counter,
55 void page_counter_uncharge(struct page_counter *counter, unsigned long nr_pages);
[all …]
Dcounter.h39 ssize_t (*read)(struct counter_device *counter,
41 ssize_t (*write)(struct counter_device *counter,
87 int (*get)(struct counter_device *counter,
89 int (*set)(struct counter_device *counter,
157 ssize_t (*read)(struct counter_device *counter,
159 ssize_t (*write)(struct counter_device *counter,
228 int (*get)(struct counter_device *counter, struct counter_count *count,
230 int (*set)(struct counter_device *counter, struct counter_count *count,
356 int (*signal_read)(struct counter_device *counter,
359 int (*count_read)(struct counter_device *counter,
[all …]
/Linux-v5.4/mm/
Dpage_counter.c55 void page_counter_cancel(struct page_counter *counter, unsigned long nr_pages) in page_counter_cancel() argument
59 new = atomic_long_sub_return(nr_pages, &counter->usage); in page_counter_cancel()
60 propagate_protected_usage(counter, new); in page_counter_cancel()
72 void page_counter_charge(struct page_counter *counter, unsigned long nr_pages) in page_counter_charge() argument
76 for (c = counter; c; c = c->parent) { in page_counter_charge()
80 propagate_protected_usage(counter, new); in page_counter_charge()
99 bool page_counter_try_charge(struct page_counter *counter, in page_counter_try_charge() argument
105 for (c = counter; c; c = c->parent) { in page_counter_try_charge()
124 propagate_protected_usage(counter, new); in page_counter_try_charge()
133 propagate_protected_usage(counter, new); in page_counter_try_charge()
[all …]
/Linux-v5.4/arch/x86/include/asm/
Datomic64_64.h22 return READ_ONCE((v)->counter); in arch_atomic64_read()
34 WRITE_ONCE(v->counter, i); in arch_atomic64_set()
47 : "=m" (v->counter) in arch_atomic64_add()
48 : "er" (i), "m" (v->counter) : "memory"); in arch_atomic64_add()
61 : "=m" (v->counter) in arch_atomic64_sub()
62 : "er" (i), "m" (v->counter) : "memory"); in arch_atomic64_sub()
76 return GEN_BINARY_RMWcc(LOCK_PREFIX "subq", v->counter, e, "er", i); in arch_atomic64_sub_and_test()
89 : "=m" (v->counter) in arch_atomic64_inc()
90 : "m" (v->counter) : "memory"); in arch_atomic64_inc()
103 : "=m" (v->counter) in arch_atomic64_dec()
[all …]
Datomic.h31 return READ_ONCE((v)->counter); in arch_atomic_read()
43 WRITE_ONCE(v->counter, i); in arch_atomic_set()
56 : "+m" (v->counter) in arch_atomic_add()
70 : "+m" (v->counter) in arch_atomic_sub()
85 return GEN_BINARY_RMWcc(LOCK_PREFIX "subl", v->counter, e, "er", i); in arch_atomic_sub_and_test()
98 : "+m" (v->counter) :: "memory"); in arch_atomic_inc()
111 : "+m" (v->counter) :: "memory"); in arch_atomic_dec()
125 return GEN_UNARY_RMWcc(LOCK_PREFIX "decl", v->counter, e); in arch_atomic_dec_and_test()
139 return GEN_UNARY_RMWcc(LOCK_PREFIX "incl", v->counter, e); in arch_atomic_inc_and_test()
154 return GEN_BINARY_RMWcc(LOCK_PREFIX "addl", v->counter, s, "er", i); in arch_atomic_add_negative()
[all …]
/Linux-v5.4/arch/arm64/include/asm/
Darm_dsu_pmu.h53 static inline void __dsu_pmu_select_counter(int counter) in __dsu_pmu_select_counter() argument
55 write_sysreg_s(counter, CLUSTERPMSELR_EL1); in __dsu_pmu_select_counter()
59 static inline u64 __dsu_pmu_read_counter(int counter) in __dsu_pmu_read_counter() argument
61 __dsu_pmu_select_counter(counter); in __dsu_pmu_read_counter()
65 static inline void __dsu_pmu_write_counter(int counter, u64 val) in __dsu_pmu_write_counter() argument
67 __dsu_pmu_select_counter(counter); in __dsu_pmu_write_counter()
72 static inline void __dsu_pmu_set_event(int counter, u32 event) in __dsu_pmu_set_event() argument
74 __dsu_pmu_select_counter(counter); in __dsu_pmu_set_event()
90 static inline void __dsu_pmu_disable_counter(int counter) in __dsu_pmu_disable_counter() argument
92 write_sysreg_s(BIT(counter), CLUSTERPMCNTENCLR_EL1); in __dsu_pmu_disable_counter()
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/Linux-v5.4/arch/s390/include/asm/
Datomic.h26 : "=d" (c) : "Q" (v->counter)); in atomic_read()
34 : "=Q" (v->counter) : "d" (i)); in atomic_set()
39 return __atomic_add_barrier(i, &v->counter) + i; in atomic_add_return()
44 return __atomic_add_barrier(i, &v->counter); in atomic_fetch_add()
51 __atomic_add_const(i, &v->counter); in atomic_add()
55 __atomic_add(i, &v->counter); in atomic_add()
65 __atomic_##op(i, &v->counter); \
69 return __atomic_##op##_barrier(i, &v->counter); \
78 #define atomic_xchg(v, new) (xchg(&((v)->counter), new)) in ATOMIC_OPS()
82 return __atomic_cmpxchg(&v->counter, old, new); in ATOMIC_OPS()
[all …]
/Linux-v5.4/arch/mips/include/asm/
Datomic.h44 #define atomic_read(v) READ_ONCE((v)->counter)
53 #define atomic_set(v, i) WRITE_ONCE((v)->counter, (i))
70 : "=&r" (temp), "+" GCC_OFF_SMALL_ASM() (v->counter) \
76 v->counter c_op i; \
100 "+" GCC_OFF_SMALL_ASM() (v->counter) \
106 result = v->counter; \
108 v->counter = result; \
134 "+" GCC_OFF_SMALL_ASM() (v->counter) \
140 result = v->counter; \
141 v->counter c_op i; \
[all …]
Dlocal.h46 : "=&r" (result), "=&r" (temp), "=m" (l->a.counter) in local_add_return()
47 : "Ir" (i), "m" (l->a.counter) in local_add_return()
61 : "=&r" (result), "=&r" (temp), "=m" (l->a.counter) in local_add_return()
62 : "Ir" (i), "m" (l->a.counter) in local_add_return()
68 result = l->a.counter; in local_add_return()
70 l->a.counter = result; in local_add_return()
93 : "=&r" (result), "=&r" (temp), "=m" (l->a.counter) in local_sub_return()
94 : "Ir" (i), "m" (l->a.counter) in local_sub_return()
108 : "=&r" (result), "=&r" (temp), "=m" (l->a.counter) in local_sub_return()
109 : "Ir" (i), "m" (l->a.counter) in local_sub_return()
[all …]
/Linux-v5.4/drivers/counter/
Dstm32-timer-cnt.c24 struct counter_device counter; member
50 static int stm32_count_read(struct counter_device *counter, in stm32_count_read() argument
54 struct stm32_timer_cnt *const priv = counter->priv; in stm32_count_read()
63 static int stm32_count_write(struct counter_device *counter, in stm32_count_write() argument
67 struct stm32_timer_cnt *const priv = counter->priv; in stm32_count_write()
81 static int stm32_count_function_get(struct counter_device *counter, in stm32_count_function_get() argument
85 struct stm32_timer_cnt *const priv = counter->priv; in stm32_count_function_get()
105 static int stm32_count_function_set(struct counter_device *counter, in stm32_count_function_set() argument
109 struct stm32_timer_cnt *const priv = counter->priv; in stm32_count_function_set()
147 static ssize_t stm32_count_direction_read(struct counter_device *counter, in stm32_count_direction_read() argument
[all …]
Dcounter.c37 ssize_t counter_signal_enum_read(struct counter_device *counter, in counter_signal_enum_read() argument
48 err = e->get(counter, signal, &index); in counter_signal_enum_read()
59 ssize_t counter_signal_enum_write(struct counter_device *counter, in counter_signal_enum_write() argument
74 err = e->set(counter, signal, index); in counter_signal_enum_write()
82 ssize_t counter_signal_enum_available_read(struct counter_device *counter, in counter_signal_enum_available_read() argument
100 ssize_t counter_count_enum_read(struct counter_device *counter, in counter_count_enum_read() argument
111 err = e->get(counter, count, &index); in counter_count_enum_read()
122 ssize_t counter_count_enum_write(struct counter_device *counter, in counter_count_enum_write() argument
137 err = e->set(counter, count, index); in counter_count_enum_write()
145 ssize_t counter_count_enum_available_read(struct counter_device *counter, in counter_count_enum_available_read() argument
[all …]
/Linux-v5.4/include/asm-generic/
Datomic.h41 c = v->counter; \
42 while ((old = cmpxchg(&v->counter, c, c c_op i)) != c) \
51 c = v->counter; \
52 while ((old = cmpxchg(&v->counter, c, c c_op i)) != c) \
63 c = v->counter; \
64 while ((old = cmpxchg(&v->counter, c, c c_op i)) != c) \
80 v->counter = v->counter c_op i; \
91 ret = (v->counter = v->counter c_op i); \
104 ret = v->counter; \
105 v->counter = v->counter c_op i; \
[all …]
/Linux-v5.4/tools/testing/selftests/netfilter/
Dnft_nat.sh67 local counter=$2
70 echo "ERROR: $counter counter in $ns has unexpected value (expected $expect)" 1>&2
71 ip netns exec $ns nft list counter inet filter $counter 1>&2
79 cnt=$(ip netns exec $ns nft list counter inet filter ns0in | grep -q "packets 1 bytes 84")
84 cnt=$(ip netns exec $ns nft list counter inet filter ns0out | grep -q "packets 1 bytes 84")
91 cnt=$(ip netns exec $ns nft list counter inet filter ns0in6 | grep -q "$expect")
96 cnt=$(ip netns exec $ns nft list counter inet filter ns0out6 | grep -q "$expect")
110 cnt=$(ip netns exec ns0 nft list counter inet filter ns0in | grep -q "packets 0 bytes 0")
116 cnt=$(ip netns exec ns0 nft list counter inet filter ns0in6 | grep -q "packets 0 bytes 0")
122 cnt=$(ip netns exec ns0 nft list counter inet filter ns0out | grep -q "packets 0 bytes 0")
[all …]
/Linux-v5.4/arch/alpha/include/asm/
Datomic.h30 #define atomic_read(v) READ_ONCE((v)->counter)
31 #define atomic64_read(v) READ_ONCE((v)->counter)
33 #define atomic_set(v,i) WRITE_ONCE((v)->counter, (i))
34 #define atomic64_set(v,i) WRITE_ONCE((v)->counter, (i))
54 :"=&r" (temp), "=m" (v->counter) \
55 :"Ir" (i), "m" (v->counter)); \
71 :"=&r" (temp), "=m" (v->counter), "=&r" (result) \
72 :"Ir" (i), "m" (v->counter) : "memory"); \
89 :"=&r" (temp), "=m" (v->counter), "=&r" (result) \
90 :"Ir" (i), "m" (v->counter) : "memory"); \
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/Linux-v5.4/net/dccp/ccids/lib/
Dloss_interval.c24 return lh->counter ? lh->ring[LIH_INDEX(lh->counter - 1)] : NULL; in tfrc_lh_peek()
30 BUG_ON(i >= lh->counter); in tfrc_lh_get_interval()
31 return lh->ring[LIH_INDEX(lh->counter - i - 1)]->li_length; in tfrc_lh_get_interval()
39 if (lh->ring[LIH_INDEX(lh->counter)] == NULL) in tfrc_lh_demand_next()
40 lh->ring[LIH_INDEX(lh->counter)] = kmem_cache_alloc(tfrc_lh_slab, in tfrc_lh_demand_next()
42 return lh->ring[LIH_INDEX(lh->counter)]; in tfrc_lh_demand_next()
50 for (lh->counter = 0; lh->counter < LIH_SIZE; lh->counter++) in tfrc_lh_cleanup()
51 if (lh->ring[LIH_INDEX(lh->counter)] != NULL) { in tfrc_lh_cleanup()
53 lh->ring[LIH_INDEX(lh->counter)]); in tfrc_lh_cleanup()
54 lh->ring[LIH_INDEX(lh->counter)] = NULL; in tfrc_lh_cleanup()
[all …]
/Linux-v5.4/Documentation/ABI/testing/
Dsysfs-bus-counter1 What: /sys/bus/counter/devices/counterX/countY/count
7 What: /sys/bus/counter/devices/counterX/countY/ceiling
12 respective counter.
14 What: /sys/bus/counter/devices/counterX/countY/floor
19 respective counter.
21 What: /sys/bus/counter/devices/counterX/countY/count_mode
36 to the Count Y floor value. The counter freezes at
43 The counter is disabled whenever a counter overflow or
44 underflow takes place. The counter is re-enabled when a
45 new count value is loaded to the counter via a preset
[all …]

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