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Searched refs:entropy (Results 1 - 25 of 62) sorted by relevance

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/kernel/linux/linux-6.6/drivers/media/platform/verisilicon/
H A Dhantro_vp8.c52 const struct v4l2_vp8_entropy *entropy = &hdr->entropy; in hantro_vp8_prob_update() local
69 dst[0] = entropy->y_mode_probs[0]; in hantro_vp8_prob_update()
70 dst[1] = entropy->y_mode_probs[1]; in hantro_vp8_prob_update()
71 dst[2] = entropy->y_mode_probs[2]; in hantro_vp8_prob_update()
72 dst[3] = entropy->y_mode_probs[3]; in hantro_vp8_prob_update()
73 dst[4] = entropy->uv_mode_probs[0]; in hantro_vp8_prob_update()
74 dst[5] = entropy->uv_mode_probs[1]; in hantro_vp8_prob_update()
75 dst[6] = entropy->uv_mode_probs[2]; in hantro_vp8_prob_update()
80 dst[0] = entropy in hantro_vp8_prob_update()
[all...]
/kernel/linux/linux-5.10/drivers/staging/media/hantro/
H A Dhantro_vp8.c52 const struct v4l2_vp8_entropy_header *entropy = &hdr->entropy_header; in hantro_vp8_prob_update() local
69 dst[0] = entropy->y_mode_probs[0]; in hantro_vp8_prob_update()
70 dst[1] = entropy->y_mode_probs[1]; in hantro_vp8_prob_update()
71 dst[2] = entropy->y_mode_probs[2]; in hantro_vp8_prob_update()
72 dst[3] = entropy->y_mode_probs[3]; in hantro_vp8_prob_update()
73 dst[4] = entropy->uv_mode_probs[0]; in hantro_vp8_prob_update()
74 dst[5] = entropy->uv_mode_probs[1]; in hantro_vp8_prob_update()
75 dst[6] = entropy->uv_mode_probs[2]; in hantro_vp8_prob_update()
80 dst[0] = entropy->mv_probs[0][0]; /* is short */ in hantro_vp8_prob_update()
81 dst[1] = entropy in hantro_vp8_prob_update()
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/kernel/linux/linux-6.6/lib/zstd/decompress/
H A Dzstd_ddict.c37 ZSTD_entropyDTables_t entropy; member
72 dctx->LLTptr = ddict->entropy.LLTable; in ZSTD_copyDDictParameters()
73 dctx->MLTptr = ddict->entropy.MLTable; in ZSTD_copyDDictParameters()
74 dctx->OFTptr = ddict->entropy.OFTable; in ZSTD_copyDDictParameters()
75 dctx->HUFptr = ddict->entropy.hufTable; in ZSTD_copyDDictParameters()
76 dctx->entropy.rep[0] = ddict->entropy.rep[0]; in ZSTD_copyDDictParameters()
77 dctx->entropy.rep[1] = ddict->entropy.rep[1]; in ZSTD_copyDDictParameters()
78 dctx->entropy in ZSTD_copyDDictParameters()
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H A Dzstd_decompress.c1285 * @return : size of entropy tables read */
1287 ZSTD_loadDEntropy(ZSTD_entropyDTables_t* entropy, in ZSTD_loadDEntropy() argument
1297 ZSTD_STATIC_ASSERT(offsetof(ZSTD_entropyDTables_t, OFTable) == offsetof(ZSTD_entropyDTables_t, LLTable) + sizeof(entropy->LLTable)); in ZSTD_loadDEntropy()
1298 ZSTD_STATIC_ASSERT(offsetof(ZSTD_entropyDTables_t, MLTable) == offsetof(ZSTD_entropyDTables_t, OFTable) + sizeof(entropy->OFTable)); in ZSTD_loadDEntropy()
1299 ZSTD_STATIC_ASSERT(sizeof(entropy->LLTable) + sizeof(entropy->OFTable) + sizeof(entropy->MLTable) >= HUF_DECOMPRESS_WORKSPACE_SIZE); in ZSTD_loadDEntropy()
1300 { void* const workspace = &entropy->LLTable; /* use fse tables as temporary workspace; implies fse tables are grouped together */ in ZSTD_loadDEntropy()
1301 size_t const workspaceSize = sizeof(entropy->LLTable) + sizeof(entropy in ZSTD_loadDEntropy()
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/kernel/linux/linux-6.6/drivers/char/
H A Drandom.c19 * data is then "credited" as having a certain number of bits of entropy.
20 * When enough bits of entropy are available, the hash is finalized and
23 * entropy collectors, described below, add data to the input pool.
70 * being able to wait until the RNG has collected enough entropy and
80 CRNG_EMPTY = 0, /* Little to no entropy collected */
119 /* Used by wait_for_random_bytes(), and considered an entropy collector, below. */
176 * These functions expand entropy from the entropy extractor into
471 * Batched entropy returns random integers. The quality of the random
486 type entropy[CHACHA_BLOCK_SIZ
812 unsigned long flags, entropy = random_get_entropy(); random_pm_notification() local
843 unsigned long entropy[BLAKE2S_BLOCK_SIZE / sizeof(long)]; random_init_early() local
884 unsigned long entropy = random_get_entropy(); random_init() local
919 unsigned long entropy = random_get_entropy(); add_device_randomness() local
934 add_hwgenerator_randomness(const void *buf, size_t len, size_t entropy, bool sleep_after) add_hwgenerator_randomness() argument
1091 unsigned long entropy = random_get_entropy(); add_interrupt_randomness() local
1129 unsigned long entropy = random_get_entropy(), now = jiffies, flags; add_timer_randomness() local
1138 fast_mix(this_cpu_ptr(&irq_randomness)->pool, entropy, num); add_timer_randomness() local
1235 unsigned long entropy; global() member
1255 unsigned long entropy = random_get_entropy(); entropy_timer() local
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/kernel/linux/linux-6.6/drivers/media/test-drivers/visl/
H A Dvisl-trace-vp8.h17 "entropy.y_mode_probs %s\n"
18 "entropy.uv_mode_probs %s\n"
19 "entropy.mv_probs {%s}",
21 __entry->f.entropy.coeff_probs,
22 sizeof(__entry->f.entropy.coeff_probs),
24 __print_array(__entry->f.entropy.y_mode_probs,
25 ARRAY_SIZE(__entry->f.entropy.y_mode_probs),
26 sizeof(__entry->f.entropy.y_mode_probs[0])),
27 __print_array(__entry->f.entropy.uv_mode_probs,
28 ARRAY_SIZE(__entry->f.entropy
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/kernel/linux/linux-5.10/arch/x86/mm/
H A Dkaslr.c111 /* Calculate entropy available between regions */ in kernel_randomize_memory()
119 unsigned long entropy; in kernel_randomize_memory() local
122 * Select a random virtual address using the extra entropy in kernel_randomize_memory()
125 entropy = remain_entropy / (ARRAY_SIZE(kaslr_regions) - i); in kernel_randomize_memory()
127 entropy = (rand % (entropy + 1)) & PUD_MASK; in kernel_randomize_memory()
128 vaddr += entropy; in kernel_randomize_memory()
137 remain_entropy -= entropy; in kernel_randomize_memory()
/kernel/linux/linux-6.6/arch/x86/mm/
H A Dkaslr.c111 /* Calculate entropy available between regions */ in kernel_randomize_memory()
119 unsigned long entropy; in kernel_randomize_memory() local
122 * Select a random virtual address using the extra entropy in kernel_randomize_memory()
125 entropy = remain_entropy / (ARRAY_SIZE(kaslr_regions) - i); in kernel_randomize_memory()
127 entropy = (rand % (entropy + 1)) & PUD_MASK; in kernel_randomize_memory()
128 vaddr += entropy; in kernel_randomize_memory()
137 remain_entropy -= entropy; in kernel_randomize_memory()
/kernel/linux/linux-5.10/drivers/char/
H A Drandom.c19 * data is then "credited" as having a certain number of bits of entropy.
20 * When enough bits of entropy are available, the hash is finalized and
23 * entropy collectors, described below, add data to the input pool.
68 * being able to wait until the RNG has collected enough entropy and
78 CRNG_EMPTY = 0, /* Little to no entropy collected */
112 /* Used by wait_for_random_bytes(), and considered an entropy collector, below. */
194 * These functions expand entropy from the entropy extractor into
494 * Batched entropy returns random integers. The quality of the random
509 type entropy[CHACHA_BLOCK_SIZ
817 unsigned long entropy; random_init() local
856 unsigned long entropy = random_get_entropy(); add_device_randomness() local
871 add_hwgenerator_randomness(const void *buf, size_t len, size_t entropy) add_hwgenerator_randomness() argument
995 unsigned long entropy = random_get_entropy(); add_interrupt_randomness() local
1033 unsigned long entropy = random_get_entropy(), now = jiffies, flags; add_timer_randomness() local
1042 fast_mix(this_cpu_ptr(&irq_randomness)->pool, entropy, num); add_timer_randomness() local
1163 unsigned long entropy; try_to_generate_entropy() member
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/kernel/linux/linux-5.10/lib/zstd/
H A Ddecompress.c82 ZSTD_entropyTables_t entropy; member
114 dctx->entropy.hufTable[0] = (HUF_DTable)((HufLog)*0x1000001); /* cover both little and big endian */ in ZSTD_decompressBegin()
117 ZSTD_STATIC_ASSERT(sizeof(dctx->entropy.rep) == sizeof(repStartValue)); in ZSTD_decompressBegin()
118 memcpy(dctx->entropy.rep, repStartValue, sizeof(repStartValue)); /* initial repcodes */ in ZSTD_decompressBegin()
119 dctx->LLTptr = dctx->entropy.LLTable; in ZSTD_decompressBegin()
120 dctx->MLTptr = dctx->entropy.MLTable; in ZSTD_decompressBegin()
121 dctx->OFTptr = dctx->entropy.OFTable; in ZSTD_decompressBegin()
122 dctx->HUFptr = dctx->entropy.hufTable; in ZSTD_decompressBegin()
487 ? HUF_decompress1X2_DCtx_wksp(dctx->entropy.hufTable, dctx->litBuffer, litSize, istart + lhSize, litCSize, in ZSTD_decodeLiteralsBlock()
488 dctx->entropy in ZSTD_decodeLiteralsBlock()
1874 ZSTD_loadEntropy(ZSTD_entropyTables_t *entropy, const void *const dict, size_t const dictSize) ZSTD_loadEntropy() argument
1983 ZSTD_entropyTables_t entropy; global() member
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/kernel/linux/linux-5.10/arch/s390/boot/
H A Dkaslr.c58 __u64 entropy[4]; in get_random() local
74 /* add entropy */ in get_random()
78 (u8 *) entropy, (u8 *) entropy, in get_random()
79 sizeof(entropy)); in get_random()
80 memcpy(prng.parm_block, entropy, sizeof(entropy)); in get_random()
/kernel/linux/linux-6.6/arch/s390/boot/
H A Dkaslr.c59 __u64 entropy[4]; in get_random() local
75 /* add entropy */ in get_random()
79 (u8 *) entropy, (u8 *) entropy, in get_random()
80 sizeof(entropy)); in get_random()
81 memcpy(prng.parm_block, entropy, sizeof(entropy)); in get_random()
/kernel/linux/linux-5.10/drivers/infiniband/ulp/opa_vnic/
H A Dopa_vnic_encap.c74 u16 pkey, u16 entropy, u8 sc, u8 rc, in opa_vnic_make_header()
81 h[3] = entropy; in opa_vnic_make_header()
446 /* opa_vnic_calc_entropy - calculate the packet entropy */
455 /* return lower 8 bits as entropy */ in opa_vnic_calc_entropy()
459 /* opa_vnic_get_def_port - get default port based on entropy */
461 u8 entropy) in opa_vnic_get_def_port()
465 /* Add the upper and lower 4-bits of entropy to get the flow id */ in opa_vnic_get_def_port()
466 flow_id = ((entropy & 0xf) + (entropy >> 4)); in opa_vnic_get_def_port()
487 u8 def_port, sc, rc, entropy, *hd in opa_vnic_encap_skb() local
73 opa_vnic_make_header(u8 *hdr, u32 slid, u32 dlid, u16 len, u16 pkey, u16 entropy, u8 sc, u8 rc, u8 l4_type, u16 l4_hdr) opa_vnic_make_header() argument
460 opa_vnic_get_def_port(struct opa_vnic_adapter *adapter, u8 entropy) opa_vnic_get_def_port() argument
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/kernel/linux/linux-6.6/drivers/infiniband/ulp/opa_vnic/
H A Dopa_vnic_encap.c74 u16 pkey, u16 entropy, u8 sc, u8 rc, in opa_vnic_make_header()
81 h[3] = entropy; in opa_vnic_make_header()
446 /* opa_vnic_calc_entropy - calculate the packet entropy */
455 /* return lower 8 bits as entropy */ in opa_vnic_calc_entropy()
459 /* opa_vnic_get_def_port - get default port based on entropy */
461 u8 entropy) in opa_vnic_get_def_port()
465 /* Add the upper and lower 4-bits of entropy to get the flow id */ in opa_vnic_get_def_port()
466 flow_id = ((entropy & 0xf) + (entropy >> 4)); in opa_vnic_get_def_port()
487 u8 def_port, sc, rc, entropy, *hd in opa_vnic_encap_skb() local
73 opa_vnic_make_header(u8 *hdr, u32 slid, u32 dlid, u16 len, u16 pkey, u16 entropy, u8 sc, u8 rc, u8 l4_type, u16 l4_hdr) opa_vnic_make_header() argument
460 opa_vnic_get_def_port(struct opa_vnic_adapter *adapter, u8 entropy) opa_vnic_get_def_port() argument
[all...]
/kernel/linux/linux-6.6/lib/zstd/compress/
H A Dzstd_compress_superblock.c18 #include "zstd_compress_internal.h" /* ZSTD_[huf|fse|entropy]CTablesMetadata_t */
85 DEBUGLOG(5, "Failed to write entropy tables %s", ZSTD_getErrorName(cSize)); in ZSTD_compressSubBlock_literal()
259 static size_t ZSTD_compressSubBlock(const ZSTD_entropyCTables_t* entropy, in ZSTD_compressSubBlock() argument
276 { size_t cLitSize = ZSTD_compressSubBlock_literal((const HUF_CElt*)entropy->huf.CTable, in ZSTD_compressSubBlock()
283 { size_t cSeqSize = ZSTD_compressSubBlock_sequences(&entropy->fse, in ZSTD_compressSubBlock()
393 const ZSTD_entropyCTables_t* entropy, in ZSTD_estimateSubBlockSize()
399 &entropy->huf, &entropyMetadata->hufMetadata, in ZSTD_estimateSubBlockSize()
402 nbSeq, &entropy->fse, &entropyMetadata->fseMetadata, in ZSTD_estimateSubBlockSize()
481 &nextCBlock->entropy, entropyMetadata, in ZSTD_compressSubBlock_multi()
487 const size_t cSize = ZSTD_compressSubBlock(&nextCBlock->entropy, entropyMetadat in ZSTD_compressSubBlock_multi()
388 ZSTD_estimateSubBlockSize(const BYTE* literals, size_t litSize, const BYTE* ofCodeTable, const BYTE* llCodeTable, const BYTE* mlCodeTable, size_t nbSeq, const ZSTD_entropyCTables_t* entropy, const ZSTD_entropyCTablesMetadata_t* entropyMetadata, void* workspace, size_t wkspSize, int writeLitEntropy, int writeSeqEntropy) ZSTD_estimateSubBlockSize() argument
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/kernel/linux/linux-5.10/crypto/
H A Dalgif_rng.c63 u8 *entropy; member
228 kfree_sensitive(pctx->entropy); in rng_release()
268 * Non NULL pctx->entropy means that CAVP test has been initiated on in rng_accept_parent()
271 if (IS_ENABLED(CONFIG_CRYPTO_USER_API_RNG_CAVP) && pctx->entropy) in rng_accept_parent()
287 static int __maybe_unused rng_setentropy(void *private, sockptr_t entropy, in rng_setentropy() argument
296 if (pctx->entropy) in rng_setentropy()
303 kentropy = memdup_sockptr(entropy, len); in rng_setentropy()
310 * Since rng doesn't perform any memory management for the entropy in rng_setentropy()
313 pctx->entropy = kentropy; in rng_setentropy()
H A Ddrbg.c228 * Note, this function disregards the nonce trailing the entropy data during
234 * @entropy buffer of seed data to be checked
242 const unsigned char *entropy) in drbg_fips_continuous_test()
259 memcpy(drbg->prev, entropy, entropylen); in drbg_fips_continuous_test()
264 ret = memcmp(drbg->prev, entropy, entropylen); in drbg_fips_continuous_test()
267 memcpy(drbg->prev, entropy, entropylen); in drbg_fips_continuous_test()
1074 unsigned char *entropy, in drbg_get_random_bytes()
1080 get_random_bytes(entropy, entropylen); in drbg_get_random_bytes()
1081 ret = drbg_fips_continuous_test(drbg, entropy); in drbg_get_random_bytes()
1094 unsigned char entropy[3 in drbg_seed_from_random() local
241 drbg_fips_continuous_test(struct drbg_state *drbg, const unsigned char *entropy) drbg_fips_continuous_test() argument
1073 drbg_get_random_bytes(struct drbg_state *drbg, unsigned char *entropy, unsigned int entropylen) drbg_get_random_bytes() argument
1129 unsigned char entropy[((32 + 16) * 2)]; drbg_seed() local
[all...]
/kernel/linux/linux-6.6/crypto/
H A Dalgif_rng.c63 u8 *entropy; member
226 kfree_sensitive(pctx->entropy); in rng_release()
266 * Non NULL pctx->entropy means that CAVP test has been initiated on in rng_accept_parent()
269 if (IS_ENABLED(CONFIG_CRYPTO_USER_API_RNG_CAVP) && pctx->entropy) in rng_accept_parent()
285 static int __maybe_unused rng_setentropy(void *private, sockptr_t entropy, in rng_setentropy() argument
294 if (pctx->entropy) in rng_setentropy()
301 kentropy = memdup_sockptr(entropy, len); in rng_setentropy()
308 * Since rng doesn't perform any memory management for the entropy in rng_setentropy()
311 pctx->entropy = kentropy; in rng_setentropy()
H A Ddrbg.c230 * Note, this function disregards the nonce trailing the entropy data during
236 * @entropy buffer of seed data to be checked
244 const unsigned char *entropy) in drbg_fips_continuous_test()
261 memcpy(drbg->prev, entropy, entropylen); in drbg_fips_continuous_test()
266 ret = memcmp(drbg->prev, entropy, entropylen); in drbg_fips_continuous_test()
269 memcpy(drbg->prev, entropy, entropylen); in drbg_fips_continuous_test()
1077 unsigned char *entropy, in drbg_get_random_bytes()
1083 get_random_bytes(entropy, entropylen); in drbg_get_random_bytes()
1084 ret = drbg_fips_continuous_test(drbg, entropy); in drbg_get_random_bytes()
1097 unsigned char entropy[3 in drbg_seed_from_random() local
243 drbg_fips_continuous_test(struct drbg_state *drbg, const unsigned char *entropy) drbg_fips_continuous_test() argument
1076 drbg_get_random_bytes(struct drbg_state *drbg, unsigned char *entropy, unsigned int entropylen) drbg_get_random_bytes() argument
1152 unsigned char entropy[((32 + 16) * 2)]; drbg_seed() local
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/kernel/linux/linux-5.10/tools/testing/selftests/wireguard/qemu/
H A Dinit.c64 } entropy = { in seed_rng() local
65 .entropy_count = sizeof(entropy.buffer) * 8, in seed_rng()
66 .buffer_size = sizeof(entropy.buffer), in seed_rng()
67 .buffer = "Adding real entropy is not actually important for these tests. Don't try this at home, kids!" in seed_rng()
76 if (ioctl(fd, RNDADDENTROPY, &entropy) < 0) in seed_rng()
/kernel/linux/linux-6.6/drivers/char/hw_random/
H A Dcore.c50 "current hwrng entropy estimation per 1024 bits of input -- obsolete, use rng_quality instead");
53 "default maximum entropy content of hwrng per 1024 bits of input");
75 size_t entropy = bytes_read * 8 * rng->quality / 1024; in add_early_randomness() local
76 add_hwgenerator_randomness(rng_fillbuf, bytes_read, entropy, false); in add_early_randomness()
502 size_t entropy, entropy_credit = 0; /* in 1/1024 of a bit */ in hwrng_fillfn() local
528 /* If we cannot credit at least one bit of entropy, in hwrng_fillfn()
531 entropy = rc * quality * 8 + entropy_credit; in hwrng_fillfn()
532 if ((entropy >> 10) == 0) in hwrng_fillfn()
533 entropy_credit = entropy; in hwrng_fillfn()
537 entropy >> 1 in hwrng_fillfn()
[all...]
/kernel/linux/linux-6.6/arch/loongarch/kernel/
H A Drelocate.c94 unsigned long entropy = random_get_entropy(); in get_random_boot() local
96 /* Attempt to create a simple but unpredictable starting entropy. */ in get_random_boot()
99 /* Add in any runtime entropy we can get */ in get_random_boot()
100 hash = rotate_xor(hash, &entropy, sizeof(entropy)); in get_random_boot()
/kernel/linux/linux-5.10/drivers/infiniband/hw/hfi1/
H A Dtrace_ibhdrs.h129 u16 *entropy, u16 *len, u16 *pkey,
135 u8 rc, u8 sc, u8 sl, u16 entropy,
179 __field(u16, entropy)
207 &__entry->entropy,
277 __entry->entropy,
338 __field(u16, entropy)
367 &__entry->entropy,
441 __entry->entropy,
/kernel/linux/linux-6.6/drivers/infiniband/hw/hfi1/
H A Dtrace_ibhdrs.h88 u16 *entropy, u16 *len, u16 *pkey,
94 u8 rc, u8 sc, u8 sl, u16 entropy,
138 __field(u16, entropy)
166 &__entry->entropy,
236 __entry->entropy,
297 __field(u16, entropy)
326 &__entry->entropy,
400 __entry->entropy,
/kernel/linux/linux-5.10/arch/loongarch/kernel/
H A Drelocate.c126 unsigned long entropy = random_get_entropy(); in get_random_boot() local
128 /* Attempt to create a simple but unpredictable starting entropy. */ in get_random_boot()
131 /* Add in any runtime entropy we can get */ in get_random_boot()
132 hash = rotate_xor(hash, &entropy, sizeof(entropy)); in get_random_boot()

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