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Searched refs:entropy (Results 1 – 25 of 68) sorted by relevance

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/linux/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->mv_probs[0][0]; /* is short */ in hantro_vp8_prob_update()
81 dst[1] = entropy->mv_probs[1][0]; in hantro_vp8_prob_update()
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/linux/drivers/char/
H A Drandom.c500 type entropy[CHACHA_BLOCK_SIZE * 3 / (2 * sizeof(type))]; \
527 if (batch->position >= ARRAY_SIZE(batch->entropy) || \
529 _get_random_bytes(batch->entropy, sizeof(batch->entropy)); \
534 ret = batch->entropy[batch->position]; \
535 batch->entropy[batch->position] = 0; \
828 unsigned long flags, entropy = random_get_entropy(); in random_pm_notification() local
839 _mix_pool_bytes(&entropy, sizeof(entropy)); in random_pm_notification()
859 unsigned long entropy[BLAKE2S_BLOCK_SIZE / sizeof(long)]; in random_init_early() local
867 for (i = 0, arch_bits = sizeof(entropy) * 8; i < ARRAY_SIZE(entropy);) { in random_init_early()
868 longs = arch_get_random_seed_longs(entropy, ARRAY_SIZE(entropy) - i); in random_init_early()
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/linux/lib/zstd/decompress/
H A Dzstd_ddict.c38 ZSTD_entropyDTables_t entropy; member
73 dctx->LLTptr = ddict->entropy.LLTable; in ZSTD_copyDDictParameters()
74 dctx->MLTptr = ddict->entropy.MLTable; in ZSTD_copyDDictParameters()
75 dctx->OFTptr = ddict->entropy.OFTable; in ZSTD_copyDDictParameters()
76 dctx->HUFptr = ddict->entropy.hufTable; in ZSTD_copyDDictParameters()
77 dctx->entropy.rep[0] = ddict->entropy.rep[0]; in ZSTD_copyDDictParameters()
78 dctx->entropy.rep[1] = ddict->entropy.rep[1]; in ZSTD_copyDDictParameters()
79 dctx->entropy.rep[2] = ddict->entropy.rep[2]; in ZSTD_copyDDictParameters()
111 &ddict->entropy, ddict->dictContent, ddict->dictSize)), in ZSTD_loadEntropy_intoDDict()
135 …ddict->entropy.hufTable[0] = (HUF_DTable)((ZSTD_HUFFDTABLE_CAPACITY_LOG)*0x1000001); /* cover bot… in ZSTD_initDDict_internal()
H A Dzstd_decompress.c1378 ZSTD_loadDEntropy(ZSTD_entropyDTables_t* entropy, in ZSTD_loadDEntropy() argument
1388 …entropyDTables_t, OFTable) == offsetof(ZSTD_entropyDTables_t, LLTable) + sizeof(entropy->LLTable)); in ZSTD_loadDEntropy()
1389 …entropyDTables_t, MLTable) == offsetof(ZSTD_entropyDTables_t, OFTable) + sizeof(entropy->OFTable)); in ZSTD_loadDEntropy()
1390 …ZSTD_STATIC_ASSERT(sizeof(entropy->LLTable) + sizeof(entropy->OFTable) + sizeof(entropy->MLTable) … in ZSTD_loadDEntropy()
1391 …{ void* const workspace = &entropy->LLTable; /* use fse tables as temporary workspace; implies… in ZSTD_loadDEntropy()
1392 …size_t const workspaceSize = sizeof(entropy->LLTable) + sizeof(entropy->OFTable) + sizeof(entropy-… in ZSTD_loadDEntropy()
1395 size_t const hSize = HUF_readDTableX1_wksp(entropy->hufTable, in ZSTD_loadDEntropy()
1399 size_t const hSize = HUF_readDTableX2_wksp(entropy->hufTable, in ZSTD_loadDEntropy()
1413 ZSTD_buildFSETable( entropy->OFTable, in ZSTD_loadDEntropy()
1417 entropy->workspace, sizeof(entropy->workspace), in ZSTD_loadDEntropy()
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H A Dzstd_decompress_internal.h133 ZSTD_entropyDTables_t entropy; member
222 size_t ZSTD_loadDEntropy(ZSTD_entropyDTables_t* entropy,
/linux/drivers/media/test-drivers/visl/
H A Dvisl-trace-vp8.h21 __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.uv_mode_probs),
29 sizeof(__entry->f.entropy.uv_mode_probs[0])),
31 __entry->f.entropy.mv_probs,
32 sizeof(__entry->f.entropy.mv_probs),
/linux/arch/x86/mm/
H A Dkaslr.c142 unsigned long entropy; in kernel_randomize_memory() local
148 entropy = remain_entropy / (ARRAY_SIZE(kaslr_regions) - i); in kernel_randomize_memory()
150 entropy = (rand % (entropy + 1)) & PUD_MASK; in kernel_randomize_memory()
151 vaddr += entropy; in kernel_randomize_memory()
167 remain_entropy -= entropy; in kernel_randomize_memory()
/linux/arch/s390/boot/
H A Dkaslr.c59 __u64 entropy[4]; in get_random() local
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()
/linux/drivers/infiniband/ulp/opa_vnic/
H A Dopa_vnic_encap.c74 u16 pkey, u16 entropy, u8 sc, u8 rc, in opa_vnic_make_header() argument
81 h[3] = entropy; in opa_vnic_make_header()
461 u8 entropy) in opa_vnic_get_def_port() argument
466 flow_id = ((entropy & 0xf) + (entropy >> 4)); in opa_vnic_get_def_port()
487 u8 def_port, sc, rc, entropy, *hdr; in opa_vnic_encap_skb() local
493 entropy = opa_vnic_calc_entropy(skb); in opa_vnic_encap_skb()
494 def_port = opa_vnic_get_def_port(adapter, entropy); in opa_vnic_encap_skb()
503 mdata->entropy = entropy; in opa_vnic_encap_skb()
511 info->vesw.pkey, entropy, sc, rc, in opa_vnic_encap_skb()
/linux/crypto/
H A Dalgif_rng.c63 u8 *entropy; member
226 kfree_sensitive(pctx->entropy); in rng_release()
268 if (IS_ENABLED(CONFIG_CRYPTO_USER_API_RNG_CAVP) && pctx->entropy) in rng_accept_parent()
284 static int __maybe_unused rng_setentropy(void *private, sockptr_t entropy, in rng_setentropy() argument
293 if (pctx->entropy) in rng_setentropy()
300 kentropy = memdup_sockptr(entropy, len); in rng_setentropy()
310 pctx->entropy = kentropy; in rng_setentropy()
H A Ddrbg.c233 const unsigned char *entropy) in drbg_fips_continuous_test() argument
250 memcpy(drbg->prev, entropy, entropylen); in drbg_fips_continuous_test()
255 if (!memcmp(drbg->prev, entropy, entropylen)) in drbg_fips_continuous_test()
257 memcpy(drbg->prev, entropy, entropylen); in drbg_fips_continuous_test()
847 unsigned char *entropy, in drbg_get_random_bytes() argument
852 get_random_bytes(entropy, entropylen); in drbg_get_random_bytes()
853 while (!drbg_fips_continuous_test(drbg, entropy)); in drbg_get_random_bytes()
862 unsigned char entropy[32]; in drbg_seed_from_random() local
866 BUG_ON(entropylen > sizeof(entropy)); in drbg_seed_from_random()
868 drbg_string_fill(&data, entropy, entropylen); in drbg_seed_from_random()
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H A Dtestmgr.h123 const unsigned char *entropy; member
21780 .entropy = (unsigned char *)
21814 .entropy = (unsigned char *)
21854 .entropy = (unsigned char *)
21891 .entropy = (unsigned char *)
21938 .entropy = (unsigned char *)
21972 .entropy = (unsigned char *)
22012 .entropy = (unsigned char *)
22049 .entropy = (unsigned char *)
22096 .entropy = (unsigned char *)
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/linux/lib/zstd/compress/
H A Dzstd_compress_superblock.c264 static size_t ZSTD_compressSubBlock(const ZSTD_entropyCTables_t* entropy, in ZSTD_compressSubBlock() argument
281 { size_t cLitSize = ZSTD_compressSubBlock_literal((const HUF_CElt*)entropy->huf.CTable, in ZSTD_compressSubBlock()
289 { size_t cSeqSize = ZSTD_compressSubBlock_sequences(&entropy->fse, in ZSTD_compressSubBlock()
403 const ZSTD_entropyCTables_t* entropy, in ZSTD_estimateSubBlockSize() argument
410 … &entropy->huf, &entropyMetadata->hufMetadata, in ZSTD_estimateSubBlockSize()
413 … nbSeq, &entropy->fse, &entropyMetadata->fseMetadata, in ZSTD_estimateSubBlockSize()
519 &nextCBlock->entropy, entropyMetadata, in ZSTD_compressSubBlock_multi()
551 size_t const cSize = ZSTD_compressSubBlock(&nextCBlock->entropy, entropyMetadata, in ZSTD_compressSubBlock_multi()
595 size_t const cSize = ZSTD_compressSubBlock(&nextCBlock->entropy, entropyMetadata, in ZSTD_compressSubBlock_multi()
631 … ZSTD_memcpy(&nextCBlock->entropy.huf, &prevCBlock->entropy.huf, sizeof(prevCBlock->entropy.huf)); in ZSTD_compressSubBlock_multi()
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/linux/scripts/gcc-plugins/
H A DKconfig23 bool "Generate some entropy during boot and runtime"
26 extract some entropy from both original and artificially created
28 there is little 'natural' source of entropy normally. The cost
32 Note that entropy extracted this way is not cryptographically
/linux/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,
/linux/arch/riscv/include/asm/
H A Darchrandom.h21 u16 *entropy = (u16 *)v; in csr_seed_long() local
32 entropy[valid_seeds++] = csr_seed & SEED_ENTROPY_MASK; in csr_seed_long()
/linux/drivers/staging/media/sunxi/cedrus/
H A Dcedrus_vp8.c599 memcpy(&prob_table[0x1008], slice->entropy.y_mode_probs, in cedrus_vp8_update_probs()
600 sizeof(slice->entropy.y_mode_probs)); in cedrus_vp8_update_probs()
601 memcpy(&prob_table[0x1010], slice->entropy.uv_mode_probs, in cedrus_vp8_update_probs()
602 sizeof(slice->entropy.uv_mode_probs)); in cedrus_vp8_update_probs()
612 memcpy(&prob_table[0x1020], slice->entropy.mv_probs[0], in cedrus_vp8_update_probs()
614 memcpy(&prob_table[0x1040], slice->entropy.mv_probs[1], in cedrus_vp8_update_probs()
621 slice->entropy.coeff_probs[i][j][k], 11); in cedrus_vp8_update_probs()
/linux/drivers/crypto/xilinx/
H A Dxilinx-trng.c186 u8 entropy[TRNG_ENTROPY_SEED_LEN_BYTES]; in xtrng_reseed_internal() local
192 drbg_string_fill(&data, entropy, TRNG_SEED_LEN_BYTES); in xtrng_reseed_internal()
194 memset(entropy, 0, sizeof(entropy)); in xtrng_reseed_internal()
198 ret = xtrng_collect_random_data(rng, entropy, TRNG_SEED_LEN_BYTES, true); in xtrng_reseed_internal()
/linux/arch/s390/crypto/
H A Dprng.c188 __u64 entropy[4]; in prng_tdes_add_entropy() local
193 (char *) entropy, (char *) entropy, in prng_tdes_add_entropy()
194 sizeof(entropy)); in prng_tdes_add_entropy()
195 memcpy(prng_data->prngws.parm_block, entropy, sizeof(entropy)); in prng_tdes_add_entropy()
/linux/arch/loongarch/kernel/
H A Drelocate.c118 unsigned long entropy = random_get_entropy(); in get_random_boot() local
124 hash = rotate_xor(hash, &entropy, sizeof(entropy)); in get_random_boot()
/linux/drivers/char/hw_random/
H A Dcore.c518 size_t entropy, entropy_credit = 0; /* in 1/1024 of a bit */ in hwrng_fillfn() local
559 entropy = rc * quality * 8 + entropy_credit; in hwrng_fillfn()
560 if ((entropy >> 10) == 0) in hwrng_fillfn()
561 entropy_credit = entropy; in hwrng_fillfn()
565 entropy >> 10, true); in hwrng_fillfn()
/linux/arch/mips/kernel/
H A Drelocate.c217 unsigned long entropy = random_get_entropy(); in get_random_boot() local
224 hash = rotate_xor(hash, &entropy, sizeof(entropy)); in get_random_boot()
/linux/Documentation/arch/powerpc/
H A Dkaslr-booke32.rst22 pass entropy via the /chosen/kaslr-seed node in device tree.
26 bit of the entropy to decide the index of the 64M zone. Then we chose a
/linux/tools/testing/selftests/lkdtm/
H A D.gitignore3 !stack-entropy.sh
/linux/drivers/media/platform/st/sti/hva/
H A Dhva-debugfs.c19 u32 bitrate_mode, aspect, entropy, vui_sar, sei_fp; in format_ctx() local
59 entropy = V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE; in format_ctx()
72 v4l2_ctrl_get_menu(entropy)[ctrls->entropy_mode], in format_ctx()

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