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/linux/lib/raid6/
H A Dmktables.c21 static uint8_t gfmul(uint8_t a, uint8_t b) in gfmul() argument
25 while (b) { in gfmul()
26 if (b & 1) in gfmul()
29 b >>= 1; in gfmul()
35 static uint8_t gfpow(uint8_t a, int b) in gfpow() argument
39 b %= 255; in gfpow()
40 if (b < 0) in gfpow()
41 b += 255; in gfpow()
43 while (b) { in gfpow()
44 if (b & 1) in gfpow()
[all …]
/linux/arch/arm/mach-omap2/
H A Dcm81xx.h13 #define TI81XX_CM_ACTIVE_MOD 0x0400 /* 256B */
14 #define TI81XX_CM_DEFAULT_MOD 0x0500 /* 256B */
16 #define TI81XX_CM_SGX_MOD 0x0900 /* 256B */
19 #define TI816X_CM_IVAHD0_MOD 0x0600 /* 256B */
20 #define TI816X_CM_IVAHD1_MOD 0x0700 /* 256B */
21 #define TI816X_CM_IVAHD2_MOD 0x0800 /* 256B */
/linux/Documentation/userspace-api/media/v4l/
H A Dmetafmt-vsp1-hgo.rst25 additionally output the histogram with 64 or 256 bins, resulting in four
31 - In *64 bins maximum mode*, the HGO operates on the maximum of the (R, G, B)
34 - In *256 bins normal mode*, the HGO operates on the Y channel to compute a
35 single 256-bins histogram. Only the YCbCr image format is supported.
36 - In *256 bins maximum mode*, the HGO operates on the maximum of the (R, G, B)
37 channels to compute a single 256-bins histogram. Only the RGB image format is
67 - B/Cb/V max [7:0]
69 - B/Cb/V min [7:0]
75 - :cspan:`4` B/Cb/V sum [31:0]
89 - :cspan:`4` B/Cb/V bin 0 [31:0]
[all …]
H A Dcolorspaces-details.rst71 Y' = 0.2990R' + 0.5870G' + 0.1140B'
73 Cb = -0.1687R' - 0.3313G' + 0.5B'
75 Cr = 0.5R' - 0.4187G' - 0.0813B'
147 Y' = 0.2126R' + 0.7152G' + 0.0722B'
149 Cb = -0.1146R' - 0.3854G' + 0.5B'
151 Cr = 0.5R' - 0.4542G' - 0.0458B'
167 similar to the Rec. 709 encoding, but it allows for R', G' and B' values
173 Y' = \frac{219}{256} * (0.2126R' + 0.7152G' + 0.0722B') + \frac{16}{256}
175 Cb = \frac{224}{256} * (-0.1146R' - 0.3854G' + 0.5B')
177 Cr = \frac{224}{256} * (0.5R' - 0.4542G' - 0.0458B')
[all …]
/linux/tools/testing/selftests/net/netfilter/
H A Dnft_concat_range.sh500 # Setup veth pair: this namespace receives traffic, B generates it
502 ip netns add B
506 ip link set veth_b netns B
508 ip -n B link set veth_b up
517 ip -n B route add default dev veth_b
519 ip -6 -n B addr add fe80::2/64 dev veth_b nodad
520 ip -6 -n B addr add 2001:db8::2/64 dev veth_b nodad
521 ip -6 -n B route add default dev veth_b
523 B() {
524 ip netns exec B "
511 B() { global() function
[all...]
/linux/arch/s390/lib/
H A Dxor.c23 "0: xc 0(256,%1),0(%2)\n" in xor_xc_2()
24 " la %1,256(%1)\n" in xor_xc_2()
25 " la %2,256(%2)\n" in xor_xc_2()
26 " brctg 0,0b\n" in xor_xc_2()
45 "0: xc 0(256,%1),0(%2)\n" in xor_xc_3()
46 " xc 0(256,%1),0(%3)\n" in xor_xc_3()
47 " la %1,256(%1)\n" in xor_xc_3()
48 " la %2,256(%2)\n" in xor_xc_3()
49 " la %3,256(%3)\n" in xor_xc_3()
50 " brctg 0,0b\n" in xor_xc_3()
[all …]
H A Duaccess.c78 EX_TABLE_UA_MVCOS_FROM(0b, 0b) in raw_copy_from_user_key()
79 EX_TABLE_UA_MVCOS_FROM(1b, 0b) in raw_copy_from_user_key()
127 EX_TABLE_UA_MVCOS_TO(0b, 0b) in raw_copy_to_user_key()
128 EX_TABLE_UA_MVCOS_TO(1b, 0b) in raw_copy_to_user_key()
166 " sacf 256\n" in __cmpxchg_user_key_small()
180 " brct %[count],2b\n" in __cmpxchg_user_key_small()
184 EX_TABLE_UA_LOAD_REG(0b, 5b, %[rc], %[prev]) in __cmpxchg_user_key_small()
185 EX_TABLE_UA_LOAD_REG(1b, 5b, %[rc], %[prev]) in __cmpxchg_user_key_small()
186 EX_TABLE_UA_LOAD_REG(3b, 5b, %[rc], %[prev]) in __cmpxchg_user_key_small()
187 EX_TABLE_UA_LOAD_REG(4b, 5b, %[rc], %[prev]) in __cmpxchg_user_key_small()
[all …]
/linux/crypto/
H A Decrdsa_defs.h24 * cp256{a,b,c} curves first defined for GOST R 34.10-2001 in RFC 4357 (as
25 * 256-bit {A,B,C}-ParamSet), but inherited for GOST R 34.10-2012 and
26 * proposed for use in R 50.1.114-2016 and RFC 7836 as the 256-bit curves.
35 static u64 cp256a_p[] = { /* p = 2^256 - 617 */
50 .nbits = 256,
54 .ndigits = 256 / 64,
59 .b = cp256a_b
84 .nbits = 256,
88 .ndigits = 256 / 64,
93 .b = cp256b_b
[all …]
/linux/lib/crypto/arm64/
H A Dsha256-ce.S3 * sha2-ce-core.S - core SHA-224/SHA-256 transform using v8 Crypto Extensions
30 mov dg2v.16b, dg0v.16b
51 * The SHA-256 round constants
97 CPU_LE( rev32 v16.16b, v16.16b )
98 CPU_LE( rev32 v17.16b, v17.16b )
99 CPU_LE( rev32 v18.16b, v18.16b )
100 CPU_LE( rev32 v19.16b, v19.16b )
103 mov dg0v.16b, dgav.16b
104 mov dg1v.16b, dgbv.16b
134 cbnz x2, 0b
[all …]
/linux/net/sched/
H A Dcls_route.c23 * 1. For now we assume that route tags < 256.
37 struct route4_bucket __rcu *table[256 + 1];
131 struct route4_bucket *b; in route4_classify() local
164 b = rcu_dereference_bh(head->table[h]); in route4_classify()
165 if (b) { in route4_classify()
166 for (f = rcu_dereference_bh(b->ht[route4_hash_from(id)]); in route4_classify()
172 for (f = rcu_dereference_bh(b->ht[route4_hash_iif(iif)]); in route4_classify()
178 for (f = rcu_dereference_bh(b->ht[route4_hash_wild()]); in route4_classify()
183 if (h < 256) { in route4_classify()
184 h = 256; in route4_classify()
[all …]
/linux/scripts/mod/
H A Dfile2alias.c107 __u8 b[16];
111 __u8 b[16];
118 __u8 b[16];
164 uuid.b[3], uuid.b[2], uuid.b[1], uuid.b[0], in add_uuid()
165 uuid.b[5], uuid.b[4], uuid.b[ in add_uuid()
106 __u8 b[16]; global() member
110 __u8 b[16]; global() member
117 __u8 b[16]; global() member
[all...]
/linux/arch/s390/boot/
H A Dhead_kdump.S42 mvc 0(256,%r8),0(%r10) # Copy data mover code
45 mvc 0(256,%r8),0(%r10) # reserved mem
68 mvc 0(256,%r10),0(%r5) # Copy old kernel to tmp
69 mvc 0(256,%r5),0(%r11) # Copy new kernel to old
70 mvc 0(256,%r11),0(%r10) # Copy tmp to new
71 aghi %r11,256
72 aghi %r5,256
74 jl 1b
76 lg %r14,.Lstartup_kdump-0b(%r13)
88 0: lpswe .Lrestart_psw-0b(%r13) # Start new kernel...
/linux/tools/testing/selftests/bpf/progs/
H A Dtest_core_reloc_nesting.c12 char in[256];
13 char out[256];
21 int b; member
24 /* int a.a.a and b.b.b accesses */
30 union core_reloc_nesting_subunion b; member
31 } b; member
44 if (CORE_READ(&out->b.b.b, &in->b.b.b)) in test_core_nesting()
H A Dtest_core_reloc_flavors.c12 char in[256];
13 char out[256];
18 int b; member
25 int b; member
32 int b; member
56 /* read b using reversed layout */ in test_core_flavors()
57 if (CORE_READ(&out->b, &in_rev->b)) in test_core_flavors()
H A Dtest_core_reloc_primitives.c12 char in[256];
13 char out[256];
18 B = 1, enumerator
23 int b; member
38 CORE_READ(&out->b, &in->b) || in test_core_primitives()
/linux/arch/sh/kernel/cpu/sh2a/
H A Dex.S19 .rept 256
28 extu.b r1,r1
35 ! exception no 256 to 511
38 .rept 256
46 extu.b r1,r1
62 .rept 256
67 .rept 256
/linux/arch/powerpc/include/asm/book3s/64/
H A Dradix-64k.h8 #define RADIX_PTE_INDEX_SIZE 5 // size: 8B << 5 = 256B, maps 2^5 x 64K = 2MB
9 #define RADIX_PMD_INDEX_SIZE 9 // size: 8B << 9 = 4KB, maps 2^9 x 2MB = 1GB
10 #define RADIX_PUD_INDEX_SIZE 9 // size: 8B << 9 = 4KB, maps 2^9 x 1GB = 512GB
11 #define RADIX_PGD_INDEX_SIZE 13 // size: 8B << 13 = 64KB, maps 2^13 x 512GB = 4PB
14 * We use a 256 byte PTE page fragment in radix
/linux/arch/x86/include/asm/
H A Dxor.h38 #define PF_OFFS(x) "256+16*("#x")"
102 " jnz 1b ;\n" in xor_sse_2()
105 : [inc] XOR_CONSTANT_CONSTRAINT (256UL) in xor_sse_2()
137 " jnz 1b ;\n" in xor_sse_2_pf64()
140 : [inc] XOR_CONSTANT_CONSTRAINT (256UL) in xor_sse_2_pf64()
197 " jnz 1b ;\n" in xor_sse_3()
200 : [inc] XOR_CONSTANT_CONSTRAINT (256UL) in xor_sse_3()
235 " jnz 1b ;\n" in xor_sse_3_pf64()
238 : [inc] XOR_CONSTANT_CONSTRAINT (256UL) in xor_sse_3_pf64()
303 " jnz 1b ;\n" in xor_sse_4()
[all …]
/linux/lib/crypto/
H A Dgf128mul.c130 static const u16 gf128mul_table_le[256] = gf128mul_dat(xda_le);
131 static const u16 gf128mul_table_be[256] = gf128mul_dat(xda_be);
143 u64 b = be64_to_cpu(x->b); in gf128mul_x8_lle() local
144 u64 _tt = gf128mul_table_le[b & 0xff]; in gf128mul_x8_lle()
146 x->b = cpu_to_be64((b >> 8) | (a << 56)); in gf128mul_x8_lle()
154 u64 b = be64_to_cpu(x->b); in gf128mul_x8_lle_ti() local
155 u64 _tt = xda_le(b & 0xff); /* avoid table lookup */ in gf128mul_x8_lle_ti()
157 x->b = cpu_to_be64((b >> 8) | (a << 56)); in gf128mul_x8_lle_ti()
164 u64 b = be64_to_cpu(x->b); in gf128mul_x8_bbe() local
167 x->a = cpu_to_be64((a << 8) | (b >> 56)); in gf128mul_x8_bbe()
[all …]
H A Darc4.c21 for (i = 0; i < 256; i++) in arc4_setkey()
24 for (i = 0; i < 256; i++) { in arc4_setkey()
41 u32 x, y, a, b; in arc4_crypt() local
52 b = S[y]; in arc4_crypt()
56 a = (a + b) & 0xff; in arc4_crypt()
57 S[x] = b; in arc4_crypt()
67 b = tb; in arc4_crypt()
/linux/lib/crypto/powerpc/
H A Dchacha-p10le-8x.S11 # 1. a += b; d ^= a; d <<<= 16;
12 # 2. c += d; b ^= c; b <<<= 12;
13 # 3. a += b; d ^= a; d <<<= 8;
14 # 4. c += d; b ^= c; b <<<= 7
21 # 4 blocks (a b c d)
99 addi 9, 1, 256
117 SAVE_VSX 18, 256, 9
134 addi 9, 1, 256
152 RESTORE_VSX 18, 256, 9
513 # write 256 bytes
[all …]
/linux/Documentation/devicetree/bindings/pci/
H A Dv3,v360epc-pci.yaml36 4MB, 8MB, 16MB, 32MB, 64MB, 128MB, 256MB, 512MB, 1GB or 2GB in size. The
46 256MB (0x10000000) in size. The prefetchable memory window must be
73 … <0x02000000 0 0x40000000 0x40000000 0 0x10000000>, /* 256 MiB @ LB 40000000 1:1 */
74 … <0x42000000 0 0x50000000 0x50000000 0 0x10000000>; /* 256 MiB @ LB 50000000 1:1 */
81 <0x4800 0 0 2 &pic 14>, /* INT B on slot 9 is irq 14 */
86 <0x5000 0 0 2 &pic 15>, /* INT B on slot 10 is irq 15 */
91 <0x5800 0 0 2 &pic 16>, /* INT B on slot 11 is irq 16 */
96 <0x6000 0 0 2 &pic 13>, /* INT B on slot 12 is irq 13 */
/linux/drivers/hid/
H A Dhid-picolcd_fb.c20 * The PicoLCD use a Topway LCD module of 256x64 pixel
39 #define PICOLCDFB_WIDTH (256)
144 int i, b, changed = 0; in picolcd_fb_update_tile() local
149 for (b = 7; b >= 0; b--) { in picolcd_fb_update_tile()
150 const u8 *bdata = bitmap + tile * 256 + chip * 8 + b * 32; in picolcd_fb_update_tile()
157 for (b = 7; b >= 0; b--) { in picolcd_fb_update_tile()
158 const u8 *bdata = bitmap + (tile * 256 + chip * 8 + b * 32) * 8; in picolcd_fb_update_tile()
346 int i, b; in picolcd_set_par() local
349 for (b = 0; b < 8; b++) { in picolcd_set_par()
351 p |= o_fb[i*8+b] ? 0x01 : 0x00; in picolcd_set_par()
[all …]
/linux/arch/arm64/crypto/
H A Dpolyval-ce-core.S73 * components of the 256-bit product into LO, MI, HI.
84 * Later, the 256-bit result can be extracted as:
96 ext v25.16b, X.16b, X.16b, #8
97 ext v26.16b, Y.16b, Y.16b, #8
98 eor v25.16b, v25.16b, X.16b
99 eor v26.16b, v26.16b, Y.16b
103 eor HI.16b, HI.16b, v28.16b
104 eor LO.16b, LO.16b, v29.16b
105 eor MI.16b, MI.16b, v27.16b
117 ext v25.16b, X.16b, X.16b, #8
[all …]
/linux/block/partitions/
H A Dsysv68.c11 * Volume ID structure: on first 256-bytes sector of disk
20 * config block: second 256-bytes sector on disk
55 struct dkblk0 *b; in sysv68_partition() local
63 b = (struct dkblk0 *)data; in sysv68_partition()
64 if (memcmp(b->dk_vid.vid_mac, "MOTOROLA", sizeof(b->dk_vid.vid_mac))) { in sysv68_partition()
68 slices = be16_to_cpu(b->dk_ios.ios_slccnt); in sysv68_partition()
69 i = be32_to_cpu(b->dk_ios.ios_slcblk); in sysv68_partition()

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