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/linux/arch/alpha/kernel/
H A Dio.c275 * Read COUNT 8-bit bytes from port PORT into memory starting at SRC.
277 void ioread8_rep(const void __iomem *port, void *dst, unsigned long count) in ioread8_rep() argument
280 if (!count) in ioread8_rep()
282 count--; in ioread8_rep()
287 while (count >= 4) { in ioread8_rep()
289 count -= 4; in ioread8_rep()
298 while (count) { in ioread8_rep()
299 --count; in ioread8_rep()
305 void insb(unsigned long port, void *dst, unsigned long count) in insb() argument
307 ioread8_rep(ioport_map(port, 1), dst, count); in insb()
[all …]
/linux/drivers/pci/hotplug/
H A Dibmphp_pci.c342 int count; in configure_device() local
355 for (count = 0; address[count]; count++) { /* for 6 BARs */ in configure_device()
362 PCI_BASE_ADDRESS_0 + 4 * count, &tmp); in configure_device()
365 PCI_BASE_ADDRESS_0 + 4 * count, 0xFFFFFFFD); in configure_device()
368 PCI_BASE_ADDRESS_0 + 4 * count, 0xFFFFFFFF); in configure_device()
370 pci_bus_write_config_dword(ibmphp_pci_bus, devfn, address[count], 0xFFFFFFFF); in configure_device()
371 pci_bus_read_config_dword(ibmphp_pci_bus, devfn, address[count], &bar[count]); in configure_device()
373 if (!bar[count]) /* This BAR is not implemented */ in configure_device()
376 debug("Device %x BAR %d wants %x\n", func->device, count, bar[count]); in configure_device()
378 if (bar[count] & PCI_BASE_ADDRESS_SPACE_IO) { in configure_device()
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/linux/lib/
H A Dlockref.c36 * lockref_get - Increments reference count unconditionally
40 * to the object, so you know the count cannot be zero.
45 new.count++; in lockref_get()
51 lockref->count++; in lockref_get()
57 * lockref_get_not_zero - Increments count unless the count is 0 or dead
59 * Return: 1 if count updated successfully or 0 if count was zero
66 new.count++; in lockref_get_not_zero()
67 if (old.count <= 0) in lockref_get_not_zero()
75 if (lockref->count > 0) { in lockref_get_not_zero()
76 lockref->count++; in lockref_get_not_zero()
[all …]
H A Dpercpu_counter.c70 fbc->count = amount; in percpu_counter_set()
95 s64 count; in percpu_counter_add_batch() local
98 count = this_cpu_read(*fbc->counters); in percpu_counter_add_batch()
100 if (unlikely(abs(count + amount) >= batch)) { in percpu_counter_add_batch()
106 count = __this_cpu_read(*fbc->counters); in percpu_counter_add_batch()
107 fbc->count += count + amount; in percpu_counter_add_batch()
108 __this_cpu_sub(*fbc->counters, count); in percpu_counter_add_batch()
112 } while (!this_cpu_try_cmpxchg(*fbc->counters, &count, count + amount)); in percpu_counter_add_batch()
122 s64 count; in percpu_counter_add_batch() local
126 count = __this_cpu_read(*fbc->counters) + amount; in percpu_counter_add_batch()
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/linux/drivers/tty/
H A Dtty_ldsem.c12 * 1) Upper half of semaphore count is a wait count (differs from rwsem
67 atomic_long_set(&sem->count, LDSEM_UNLOCKED); in __init_ldsem()
78 long adjust, count; in __ldsem_wake_readers() local
82 * Note the 'active part' of the count is incremented by in __ldsem_wake_readers()
86 count = atomic_long_add_return(adjust, &sem->count); in __ldsem_wake_readers()
88 if (count > 0) in __ldsem_wake_readers()
90 if (atomic_long_try_cmpxchg(&sem->count, &count, count - adjust)) in __ldsem_wake_readers()
107 * Only wake this writer if the active part of the count can be in writer_trylock()
110 long count = atomic_long_add_return(LDSEM_ACTIVE_BIAS, &sem->count); in writer_trylock() local
112 if ((count & LDSEM_ACTIVE_MASK) == LDSEM_ACTIVE_BIAS) in writer_trylock()
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/linux/arch/parisc/lib/
H A Dio.c19 void memcpy_toio(volatile void __iomem *dst, const void *src, int count) in memcpy_toio() argument
26 count--; in memcpy_toio()
28 while (count > 3) { in memcpy_toio()
32 count -= 4; in memcpy_toio()
35 while (count--) { in memcpy_toio()
54 void memcpy_fromio(void *dst, const volatile void __iomem *src, int count) in memcpy_fromio() argument
57 if ( (((unsigned long)dst ^ (unsigned long)src) & 1) || (count < 2) ) in memcpy_fromio()
60 if ( (((unsigned long)dst ^ (unsigned long)src) & 2) || (count < 4) ) in memcpy_fromio()
68 count--; in memcpy_fromio()
69 if (count < 2) goto bytecopy; in memcpy_fromio()
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/linux/tools/usb/
H A Dhcd-tests.sh32 declare -i COUNT BUFLEN
34 COUNT=50000
51 if ! ./testusb $TEST_ARGS -s $BUFLEN -c $COUNT $* 2>/dev/null
95 COUNT=5000
98 # FIXME automatically multiply COUNT by 10 when
101 # COUNT=50000
126 echo "test 1: $COUNT transfers, same size"
128 echo "test 3: $COUNT transfers, variable/short size"
131 COUNT=100
132 echo "test 17: $COUNT transfers, unaligned DMA map by core"
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/linux/tools/perf/pmu-events/arch/x86/tigerlake/
H A Dfloating-point.json12count twice as noted below. Each count represents 2 computation operations, one for each element.…
16count twice as noted below. Each count represents 2 computation operations, one for each element.…
21count twice as noted below. Each count represents 4 computation operations, one for each element.…
25count twice as noted below. Each count represents 4 computation operations, one for each element.…
30count twice as noted below. Each count represents 4 computation operations, one for each element.…
34count twice as noted below. Each count represents 4 computation operations, one for each element.…
39count twice as noted below. Each count represents 8 computation operations, one for each element.…
43count twice as noted below. Each count represents 8 computation operations, one for each element.…
48count twice as noted below. Each count represents 2 or/and 4 computation operations, 1 for each e…
52count twice as noted below. Each count represents 2 or/and 4 computation operations, one for each…
[all …]
/linux/tools/perf/pmu-events/arch/x86/rocketlake/
H A Dfloating-point.json12count twice as noted below. Each count represents 2 computation operations, one for each element.…
16count twice as noted below. Each count represents 2 computation operations, one for each element.…
21count twice as noted below. Each count represents 4 computation operations, one for each element.…
25count twice as noted below. Each count represents 4 computation operations, one for each element.…
30count twice as noted below. Each count represents 4 computation operations, one for each element.…
34count twice as noted below. Each count represents 4 computation operations, one for each element.…
39count twice as noted below. Each count represents 8 computation operations, one for each element.…
43count twice as noted below. Each count represents 8 computation operations, one for each element.…
48count twice as noted below. Each count represents 2 or/and 4 computation operations, 1 for each e…
52count twice as noted below. Each count represents 2 or/and 4 computation operations, one for each…
[all …]
/linux/tools/perf/pmu-events/arch/x86/icelakex/
H A Dfloating-point.json12count twice as noted below. Each count represents 2 computation operations, one for each element.…
16count twice as noted below. Each count represents 2 computation operations, one for each element.…
21count twice as noted below. Each count represents 4 computation operations, one for each element.…
25count twice as noted below. Each count represents 4 computation operations, one for each element.…
30count twice as noted below. Each count represents 4 computation operations, one for each element.…
34count twice as noted below. Each count represents 4 computation operations, one for each element.…
39count twice as noted below. Each count represents 8 computation operations, one for each element.…
43count twice as noted below. Each count represents 8 computation operations, one for each element.…
48count twice as noted below. Each count represents 2 or/and 4 computation operations, 1 for each e…
52count twice as noted below. Each count represents 2 or/and 4 computation operations, one for each…
[all …]
/linux/tools/perf/pmu-events/arch/x86/icelake/
H A Dfloating-point.json12count twice as noted below. Each count represents 2 computation operations, one for each element.…
16count twice as noted below. Each count represents 2 computation operations, one for each element.…
21count twice as noted below. Each count represents 4 computation operations, one for each element.…
25count twice as noted below. Each count represents 4 computation operations, one for each element.…
30count twice as noted below. Each count represents 4 computation operations, one for each element.…
34count twice as noted below. Each count represents 4 computation operations, one for each element.…
39count twice as noted below. Each count represents 8 computation operations, one for each element.…
43count twice as noted below. Each count represents 8 computation operations, one for each element.…
48count twice as noted below. Each count represents 2 or/and 4 computation operations, 1 for each e…
52count twice as noted below. Each count represents 2 or/and 4 computation operations, one for each…
[all …]
/linux/drivers/staging/media/av7110/
H A Dav7110_ipack.c19 p->count = 0; in av7110_ipack_reset()
51 if (p->count < 10) in send_ipack()
54 p->buf[4] = (u8)(((p->count - 6) & 0xff00) >> 8); in send_ipack()
55 p->buf[5] = (u8)((p->count - 6) & 0x00ff); in send_ipack()
63 if (ac3_off < p->count) in send_ipack()
65 p->count - ac3_off, &ai, 0); in send_ipack()
67 nframes = (p->count - off - 3 - ac3_off) / in send_ipack()
72 ac3_off += nframes * ai.framesize - p->count; in send_ipack()
76 p->func(p->buf, p->count, p->data); in send_ipack()
81 p->count = 9; in send_ipack()
[all …]
/linux/drivers/gpu/drm/xe/
H A Dxe_guc_db_mgr.c58 weight = bitmap_weight(dbm->bitmap, dbm->count); in __fini_dbm()
63 weight, dbm->count); in __fini_dbm()
69 dbm->count = 0; in __fini_dbm()
77 * @count: number of doorbells to manage
79 * The bare-metal or PF driver can pass ~0 as &count to indicate that all
87 int xe_guc_db_mgr_init(struct xe_guc_db_mgr *dbm, unsigned int count) in xe_guc_db_mgr_init() argument
91 if (count == ~0) in xe_guc_db_mgr_init()
92 count = GUC_NUM_DOORBELLS; in xe_guc_db_mgr_init()
95 dbm_assert(dbm, count <= GUC_NUM_DOORBELLS); in xe_guc_db_mgr_init()
97 if (!count) in xe_guc_db_mgr_init()
[all …]
/linux/drivers/gpu/drm/msm/disp/mdp5/
H A Dmdp5_cfg.c20 .count = 1,
34 .count = 5,
39 .count = 3,
48 .count = 3,
56 .count = 2,
63 .count = 5,
82 .count = 3,
86 .count = 3,
109 .count = 1,
123 .count = 2,
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/linux/drivers/s390/crypto/
H A Dpkey_sysfs.c49 * (i.e. off != 0 or count < key blob size) -EINVAL is returned.
52 loff_t off, size_t count) in pkey_protkey_aes_attr_read() argument
58 if (off != 0 || count < sizeof(protkeytoken)) in pkey_protkey_aes_attr_read()
61 if (count < 2 * sizeof(protkeytoken)) in pkey_protkey_aes_attr_read()
106 * (i.e. off != 0 or count < key blob size) -EINVAL is returned.
109 loff_t off, size_t count) in pkey_protkey_aes_xts_attr_read() argument
126 if (off != 0 || count < sizeof(*t) + protlen) in pkey_protkey_aes_xts_attr_read()
148 * (i.e. off != 0 or count < key blob size) -EINVAL is returned.
151 loff_t off, size_t count) in pkey_protkey_hmac_attr_read() argument
168 if (off != 0 || count < sizeof(*t) + protlen) in pkey_protkey_hmac_attr_read()
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/linux/arch/riscv/include/asm/
H A Dio.h64 unsigned int count) \
67 if (count) { \
73 } while (--count); \
81 unsigned int count) \
84 if (count) { \
89 } while (--count); \
97 #define readsb(addr, buffer, count) __readsb(addr, buffer, count) argument
98 #define readsw(addr, buffer, count) __readsw(addr, buffer, count) argument
99 #define readsl(addr, buffer, count) __readsl(addr, buffer, count) argument
104 #define insb(addr, buffer, count) __insb(PCI_IOBASE + (addr), buffer, count) argument
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/linux/include/trace/events/
H A Dcma.h14 unsigned long count),
16 TP_ARGS(name, pfn, page, count),
22 __field(unsigned long, count)
29 __entry->count = count;
32 TP_printk("name=%s pfn=0x%lx page=%p count=%lu",
36 __entry->count)
41 TP_PROTO(const char *name, unsigned long count, unsigned int align),
43 TP_ARGS(name, count, align),
47 __field(unsigned long, count)
[all...]
/linux/tools/perf/pmu-events/arch/riscv/andes/ax45/
H A Dinstructions.json5 "BriefDescription": "Cycle count"
10 "BriefDescription": "Retired instruction count"
15 "BriefDescription": "Integer load instruction count"
20 "BriefDescription": "Integer store instruction count"
25 "BriefDescription": "Atomic instruction count"
30 "BriefDescription": "System instruction count"
35 "BriefDescription": "Integer computational instruction count"
40 "BriefDescription": "Conditional branch instruction count"
45 "BriefDescription": "Taken conditional branch instruction count"
50 "BriefDescription": "JAL instruction count"
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/linux/Documentation/ABI/testing/
H A Dsysfs-bus-counter31 What: /sys/bus/counter/devices/counterX/countY/count
35 Count data of Count Y represented as a string.
41 Historical capture of the Count Y count data.
47 Count value ceiling for Count Y. This is the upper limit for the
54 Count value floor for Count Y. This is the lower limit for the
61 Count mode for channel Y. The ceiling and floor values for
62 Count Y are used by the count mode where required. The following
63 count modes are available:
71 the Count Y ceiling value, while the lower limit is set
72 to the Count Y floor value. The counter freezes at
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/linux/arch/arm64/kernel/
H A Dio.c15 void __memcpy_fromio(void *to, const volatile void __iomem *from, size_t count) in __memcpy_fromio() argument
17 while (count && !IS_ALIGNED((unsigned long)from, 8)) { in __memcpy_fromio()
21 count--; in __memcpy_fromio()
24 while (count >= 8) { in __memcpy_fromio()
28 count -= 8; in __memcpy_fromio()
31 while (count) { in __memcpy_fromio()
35 count--; in __memcpy_fromio()
42 * bits. Count is in terms of the number of bits sized quantities to copy. It
45 #define memcpy_toio_aligned(to, from, count, bits) \ argument
49 size_t _count = count; \
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/linux/tools/perf/pmu-events/arch/x86/emeraldrapids/
H A Dfloating-point.json77count twice as noted below. Each count represents 2 computation operations, one for each element.…
81count twice as noted below. Each count represents 2 computation operations, one for each element.…
86count twice as noted below. Each count represents 4 computation operations, one for each element.…
90count twice as noted below. Each count represents 4 computation operations, one for each element.…
95count twice as noted below. Each count represents 4 computation operations, one for each element.…
99count twice as noted below. Each count represents 4 computation operations, one for each element.…
104count twice as noted below. Each count represents 8 computation operations, one for each element.…
108count twice as noted below. Each count represents 8 computation operations, one for each element.…
113count twice as noted below. Each count represents 2 or/and 4 computation operations, 1 for each e…
117count twice as noted below. Each count represents 2 or/and 4 computation operations, one for each…
[all …]
/linux/tools/perf/pmu-events/arch/x86/graniterapids/
H A Dfloating-point.json77count twice as noted below. Each count represents 2 computation operations, one for each element.…
81count twice as noted below. Each count represents 2 computation operations, one for each element.…
86count twice as noted below. Each count represents 4 computation operations, one for each element.…
90count twice as noted below. Each count represents 4 computation operations, one for each element.…
95count twice as noted below. Each count represents 4 computation operations, one for each element.…
99count twice as noted below. Each count represents 4 computation operations, one for each element.…
104count twice as noted below. Each count represents 8 computation operations, one for each element.…
108count twice as noted below. Each count represents 8 computation operations, one for each element.…
113count twice as noted below. Each count represents 2 or/and 4 computation operations, 1 for each e…
117count twice as noted below. Each count represents 2 or/and 4 computation operations, one for each…
[all …]
/linux/tools/perf/pmu-events/arch/x86/sapphirerapids/
H A Dfloating-point.json77count twice as noted below. Each count represents 2 computation operations, one for each element.…
81count twice as noted below. Each count represents 2 computation operations, one for each element.…
86count twice as noted below. Each count represents 4 computation operations, one for each element.…
90count twice as noted below. Each count represents 4 computation operations, one for each element.…
95count twice as noted below. Each count represents 4 computation operations, one for each element.…
99count twice as noted below. Each count represents 4 computation operations, one for each element.…
104count twice as noted below. Each count represents 8 computation operations, one for each element.…
108count twice as noted below. Each count represents 8 computation operations, one for each element.…
113count twice as noted below. Each count represents 2 or/and 4 computation operations, 1 for each e…
117count twice as noted below. Each count represents 2 or/and 4 computation operations, one for each…
[all …]
/linux/drivers/scsi/pcmcia/
H A Dnsp_io.h70 unsigned long count) in nsp_multi_read_1() argument
72 insb(BaseAddr + Register, buf, count); in nsp_multi_read_1()
77 unsigned long count) in nsp_fifo8_read() argument
79 /*nsp_dbg(NSP_DEBUG_DATA_IO, "buf=0x%p, count=0x%lx", buf, count);*/ in nsp_fifo8_read()
80 nsp_multi_read_1(base, FIFODATA, buf, count); in nsp_fifo8_read()
89 unsigned long count) in nsp_multi_read_2() argument
91 insw(BaseAddr + Register, buf, count); in nsp_multi_read_2()
96 unsigned long count) in nsp_fifo16_read() argument
98 //nsp_dbg(NSP_DEBUG_DATA_IO, "buf=0x%p, count=0x%lx*2", buf, count); in nsp_fifo16_read()
99 nsp_multi_read_2(base, FIFODATA, buf, count); in nsp_fifo16_read()
[all …]
/linux/net/mac80211/
H A Ddebugfs.c20 int mac80211_format_buffer(char __user *userbuf, size_t count, in mac80211_format_buffer() argument
31 return simple_read_from_buffer(userbuf, count, ppos, buf, res); in mac80211_format_buffer()
36 size_t count, loff_t *ppos) \
40 return mac80211_format_buffer(userbuf, count, ppos, \
77 size_t count, in aqm_read() argument
112 return simple_read_from_buffer(user_buf, count, ppos, in aqm_read()
118 size_t count, in aqm_write() argument
124 if (count >= sizeof(buf)) in aqm_write()
127 if (copy_from_user(buf, user_buf, count)) in aqm_write()
130 if (count && buf[count - 1] == '\n') in aqm_write()
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