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/linux-6.12.1/drivers/gpu/drm/exynos/
Dregs-fimc.h30 /* Y 4th frame start address for output DMA */
38 /* Cb 4th frame start address for output DMA */
46 /* Cr 4th frame start address for output DMA */
120 /* Y 5th frame start address for output DMA */
122 /* Y 6th frame start address for output DMA */
124 /* Y 7th frame start address for output DMA */
126 /* Y 8th frame start address for output DMA */
128 /* Y 9th frame start address for output DMA */
130 /* Y 10th frame start address for output DMA */
132 /* Y 11th frame start address for output DMA */
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/linux-6.12.1/net/netfilter/
Dnf_synproxy_core.c29 const struct tcphdr *th, struct synproxy_options *opts) in synproxy_parse_options() argument
31 int length = (th->doff * 4) - sizeof(*th); in synproxy_parse_options()
37 ptr = skb_header_pointer(skb, doff + sizeof(*th), length, buf); in synproxy_parse_options()
79 opts->tsecr = get_unaligned_be32(ptr + 4); in synproxy_parse_options()
115 synproxy_build_options(struct tcphdr *th, const struct synproxy_options *opts) in synproxy_build_options() argument
117 __be32 *ptr = (__be32 *)(th + 1); in synproxy_build_options()
165 opts->tsval |= 1 << 4; in synproxy_init_timestamp_cookie()
179 opts->options |= opts->tsecr & (1 << 4) ? NF_SYNPROXY_OPT_SACK_PERM : 0; in synproxy_check_timestamp_cookie()
186 struct tcphdr *th, struct nf_conn *ct, in synproxy_tstamp_adjust() argument
197 optend = protoff + th->doff * 4; in synproxy_tstamp_adjust()
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Dxt_tcpmss.c28 const struct tcphdr *th; in tcpmss_mt() local
30 /* tcp.doff is only 4 bits, ie. max 15 * 4 bytes */ in tcpmss_mt()
32 u8 _opt[15 * 4 - sizeof(_tcph)]; in tcpmss_mt()
36 th = skb_header_pointer(skb, par->thoff, sizeof(_tcph), &_tcph); in tcpmss_mt()
37 if (th == NULL) in tcpmss_mt()
41 if (th->doff*4 < sizeof(*th)) in tcpmss_mt()
44 optlen = th->doff*4 - sizeof(*th); in tcpmss_mt()
49 op = skb_header_pointer(skb, par->thoff + sizeof(*th), optlen, _opt); in tcpmss_mt()
/linux-6.12.1/net/ipv4/
Dtcp_offload.c35 struct tcphdr *th; in __tcpv4_gso_segment_csum() local
41 th = tcp_hdr(seg); in __tcpv4_gso_segment_csum()
44 inet_proto_csum_replace4(&th->check, seg, *oldip, newip, true); in __tcpv4_gso_segment_csum()
45 inet_proto_csum_replace2(&th->check, seg, *oldport, newport, false); in __tcpv4_gso_segment_csum()
54 const struct tcphdr *th; in __tcpv4_gso_segment_list_csum() local
61 th = tcp_hdr(seg); in __tcpv4_gso_segment_list_csum()
66 if (!(*(const u32 *)&th->source ^ *(const u32 *)&th2->source) && in __tcpv4_gso_segment_list_csum()
76 &th2->source, th->source); in __tcpv4_gso_segment_list_csum()
79 &th2->dest, th->dest); in __tcpv4_gso_segment_list_csum()
105 struct tcphdr *th = tcp_hdr(skb); in tcp4_gso_segment() local
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Dtcp_ipv4.c91 __be32 daddr, __be32 saddr, const struct tcphdr *th);
496 struct tcphdr *th = (struct tcphdr *)(skb->data + (iph->ihl << 2)); in tcp_v4_err() local
507 iph->daddr, th->dest, iph->saddr, in tcp_v4_err()
508 ntohs(th->source), inet_iif(skb), 0); in tcp_v4_err()
519 seq = ntohl(th->seq); in tcp_v4_err()
622 ip_icmp_error(sk, skb, err, th->dest, info, (u8 *)th); in tcp_v4_err()
663 struct tcphdr *th = tcp_hdr(skb); in __tcp_v4_send_check() local
665 th->check = ~tcp_v4_check(skb->len, saddr, daddr, 0); in __tcp_v4_send_check()
706 reply->doff = arg->iov[0].iov_len / 4; in tcp_v4_ao_sign_reset()
741 const struct tcphdr *th = tcp_hdr(skb); in tcp_v4_send_reset() local
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/linux-6.12.1/drivers/net/slip/
Dslhc.c239 struct tcphdr *th, *oth; in slhc_compress() local
251 if (ip->version != 4 || ip->ihl < 5) in slhc_compress()
263 nlen = ip->ihl * 4; in slhc_compress()
264 if (isize < nlen + sizeof(*th)) in slhc_compress()
267 th = (struct tcphdr *)(icp + nlen); in slhc_compress()
268 if (th->doff < sizeof(struct tcphdr) / 4) in slhc_compress()
270 hlen = nlen + th->doff * 4; in slhc_compress()
276 if(hlen > isize || th->syn || th->fin || th->rst || in slhc_compress()
277 ! (th->ack)){ in slhc_compress()
299 && th->source == cs->cs_tcp.source in slhc_compress()
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/linux-6.12.1/tools/testing/selftests/bpf/progs/
Dtest_misc_tcp_hdr_options.c36 struct tcphdr th; in __check_active_hdr_in() member
48 /* The option is 4 bytes long instead of 2 bytes */ in __check_active_hdr_in()
54 hdr.reg_opt.len = 4; in __check_active_hdr_in()
63 if (ret != 4 || hdr.reg_opt.len != 4 || hdr.reg_opt.kind != 0xB9 || in __check_active_hdr_in()
77 hdr.exprm_opt.len = 4; in __check_active_hdr_in()
86 if (ret != 4 || hdr.exprm_opt.len != 4 || in __check_active_hdr_in()
119 if (hdr.th.dest != passive_lport_n || hdr.th.source != active_lport_n) in __check_active_hdr_in()
132 struct tcphdr *th; in check_active_hdr_in() local
137 th = skops->skb_data; in check_active_hdr_in()
138 if (th + 1 > skops->skb_data_end) in check_active_hdr_in()
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Dtest_btf_skc_cls_ingress.c21 static void test_syncookie_helper(struct ipv6hdr *ip6h, struct tcphdr *th, in test_syncookie_helper() argument
25 if (th->syn) { in test_syncookie_helper()
31 if (th->doff * 4 != 40) { in test_syncookie_helper()
36 if ((void *)th + 40 > data_end) { in test_syncookie_helper()
42 th, 40); in test_syncookie_helper()
52 th, sizeof(*th)); in test_syncookie_helper()
58 recv_cookie = bpf_ntohl(th->ack_seq) - 1; in test_syncookie_helper()
68 struct tcphdr *th; in handle_ip6_tcp() local
73 th = (struct tcphdr *)(ip6h + 1); in handle_ip6_tcp()
74 if (th + 1 > data_end) in handle_ip6_tcp()
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/linux-6.12.1/Documentation/driver-api/surface_aggregator/
Doverview.rst9 introduced on 4th generation devices (Surface Pro 4, Surface Book 1), but
17 Not much is currently known about SAM on 4th generation devices (Surface Pro
18 4, Surface Book 1), due to the use of a different communication interface
19 between host and EC (as detailed below). On 5th (Surface Pro 2017, Surface
28 restructured for 7th generation devices and on those, specifically Surface
32 While features have not changed much on a coarse level since the 5th
34 5th and 6th generation devices, both battery and temperature information is
37 requests. On 7th generation devices, this additional layer is gone and these
49 generation of the Surface device. On 4th generation devices, host and EC
51 5th and later generations, communication takes place via a USART serial
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/linux-6.12.1/include/linux/
Dsysfb.h20 M_I24_8_1, /* 24-Inch iMac, 8,1th gen */
21 M_I24_10_1, /* 24-Inch iMac, 10,1th gen */
22 M_I27_11_1, /* 27-Inch iMac, 11,1th gen */
24 M_MINI_3_1, /* Mac Mini, 3,1th gen */
25 M_MINI_4_1, /* Mac Mini, 4,1th gen */
29 M_MB_5_1, /* MacBook, 5th rev. */
30 M_MB_6_1, /* MacBook, 6th rev. */
31 M_MB_7_1, /* MacBook, 7th rev. */
39 M_MBP_4, /* MacBook Pro, 4th gen */
40 M_MBP_5_1, /* MacBook Pro, 5,1th gen */
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/linux-6.12.1/tools/testing/selftests/drivers/net/mlxsw/
Dsharedbuffer_configuration.py36 def _get_static_size(self, th): argument
39 return th * 8000 * self._cell_size()
49 th = random.randint(3, 16)
51 return th
53 return self._get_static_size(th)
71 if objid["pool"] in [4, 8, 9, 10]:
72 # The threshold type of pools 4, 8, 9 and 10 cannot be changed
82 th = self._get_th(pool)
84 return (pool_n, th)
89 th = self._get_th(pool)
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/linux-6.12.1/fs/reiserfs/
Dbitmap.c26 #define _ALLOC_new_hashed_relocation 4
143 static int scan_bitmap_block(struct reiserfs_transaction_handle *th, in scan_bitmap_block() argument
147 struct super_block *s = th->t_super; in scan_bitmap_block()
153 BUG_ON(!th->t_trans_id); in scan_bitmap_block()
258 journal_mark_dirty(th, bh); in scan_bitmap_block()
265 journal_mark_dirty(th, SB_BUFFER_WITH_SB(s)); in scan_bitmap_block()
284 hash = keyed_hash(hash_in, 4); in bmap_hash_id()
347 static int scan_bitmap(struct reiserfs_transaction_handle *th, in scan_bitmap() argument
352 struct super_block *s = th->t_super; in scan_bitmap()
357 BUG_ON(!th->t_trans_id); in scan_bitmap()
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Dnamei.c198 /* take bits from 7-th to 30-th including both bounds */ in get_third_component()
431 static int reiserfs_add_entry(struct reiserfs_transaction_handle *th, in reiserfs_add_entry() argument
452 BUG_ON(!th->t_trans_id); in reiserfs_add_entry()
489 /* padd by 0s to the 4 byte boundary */ in reiserfs_add_entry()
539 PROC_INFO_MAX(th->t_super, max_hash_collisions, gen_number); in reiserfs_add_entry()
558 reiserfs_paste_into_item(th, &path, &entry_key, dir, buffer, in reiserfs_add_entry()
571 reiserfs_update_sd(th, dir); in reiserfs_add_entry()
627 struct reiserfs_transaction_handle th; in reiserfs_create() local
652 retval = journal_begin(&th, dir->i_sb, jbegin_count); in reiserfs_create()
659 reiserfs_new_inode(&th, dir, mode, NULL, 0 /*i_size */ , dentry, in reiserfs_create()
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/linux-6.12.1/drivers/gpu/drm/bridge/
Dsil-sii8620.h38 #define BIT_SYS_CTRL1_BLOCK_DDC_BY_HPD BIT(4)
49 #define BIT_DPD_OSC_EN BIT(4)
59 #define BIT_DCTL_EXT_DDC_SEL BIT(4)
70 #define BIT_PWD_SRST_MHLFIFO_RST BIT(4)
91 #define BIT_VID_OVRRD_3DCONV_EN_FRAME_PACK BIT(4)
125 #define BIT_CTRL1_GPIO_OEN_8 BIT(4)
172 #define BIT_HPD_CTRL_HPD_OUT_OVR_EN BIT(4)
183 #define BIT_CTRL_GPIO_OEN_4 BIT(4)
205 #define BIT_TMDS_CCTRL_TMDS_OE BIT(4)
207 /* TMDS Control #4, default value: 0x02 */
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/linux-6.12.1/kernel/time/
Dtimeconv.c73 result->tm_wday = (4 + days) % 7; in time64_to_tm()
85 * March 1st 0-th day of the year; in time64_to_tm()
89 * January 1st 306-th day of the year; (Important!) in time64_to_tm()
91 * February 28th 364-th day of the year; in time64_to_tm()
92 * February 29th 365-th day of the year (if it exists). in time64_to_tm()
107 u64tmp = 4 * udays + 3; in time64_to_tm()
109 day_of_century = (u32) (u64tmp / 4); in time64_to_tm()
111 u32tmp = 4 * day_of_century + 3; in time64_to_tm()
114 day_of_year = lower_32_bits(u64tmp) / 2939745 / 4; in time64_to_tm()
117 is_leap_year = year_of_century ? !(year_of_century % 4) : !(century % 4); in time64_to_tm()
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/linux-6.12.1/include/trace/events/
Dtcp.h35 __array(__u8, saddr, 4)
36 __array(__u8, daddr, 4)
122 const struct tcphdr *th = (const struct tcphdr *)skb__nullable->data;
124 * We should reverse the 4-tuple of skb, so later
127 TP_STORE_ADDR_PORTS_SKB(skb__nullable, th, entry->daddr, entry->saddr);
158 __array(__u8, saddr, 4)
159 __array(__u8, daddr, 4)
228 __array(__u8, saddr, 4)
229 __array(__u8, daddr, 4)
292 const struct tcphdr *th = (const struct tcphdr *)skb->data;
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/linux-6.12.1/Documentation/admin-guide/
Ddevices.txt9 4 = /dev/port I/O port access
35 255 = /dev/ptyef 256th PTY master
40 the 1st through 16th series of 16 pseudo-ttys each, and
61 4 = /dev/fd?d360 5.25" 360K in a 360K drive(1)
110 255 = /dev/ttyef 256th PTY slave
126 For Linux/i386, partitions 1-4 are the primary
131 4 char TTY devices
147 4 block Aliases for dynamically allocated major devices to be used
255 4 = /dev/jbm J-mouse
256 4 = /dev/amigamouse Amiga mouse (68k/Amiga)
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/linux-6.12.1/net/ipv6/
Dtcpv6_offload.c18 struct tcphdr *th) in tcp6_check_fraglist_gro() argument
30 p = tcp_gro_lookup(head, th); in tcp6_check_fraglist_gro()
40 &hdr->saddr, th->source, in tcp6_check_fraglist_gro()
41 &hdr->daddr, ntohs(th->dest), in tcp6_check_fraglist_gro()
52 struct tcphdr *th; in tcp6_gro_receive() local
60 th = tcp_gro_pull_header(skb); in tcp6_gro_receive()
61 if (!th) in tcp6_gro_receive()
64 tcp6_check_fraglist_gro(head, skb, th); in tcp6_gro_receive()
66 return tcp_gro_receive(head, skb, th); in tcp6_gro_receive()
77 struct tcphdr *th = tcp_hdr(skb); in tcp6_gro_complete() local
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/linux-6.12.1/drivers/rtc/
Dlib.c66 tm->tm_wday = (days + 4) % 7; in rtc_time64_to_tm()
76 * March 1st 0-th day of the year; in rtc_time64_to_tm()
80 * January 1st 306-th day of the year; (Important!) in rtc_time64_to_tm()
82 * February 28th 364-th day of the year; in rtc_time64_to_tm()
83 * February 29th 365-th day of the year (if it exists). in rtc_time64_to_tm()
98 u32tmp = 4 * udays + 3; in rtc_time64_to_tm()
100 day_of_century = u32tmp % 146097 / 4; in rtc_time64_to_tm()
102 u32tmp = 4 * day_of_century + 3; in rtc_time64_to_tm()
105 day_of_year = lower_32_bits(u64tmp) / 2939745 / 4; in rtc_time64_to_tm()
109 year_of_century % 4 == 0 : century % 4 == 0; in rtc_time64_to_tm()
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/linux-6.12.1/crypto/
Dvmac.c151 int i; u64 th, tl; \
154 MUL64(th, tl, pe64_to_cpup((mp)+i)+(kp)[i], \
156 ADD128(rh, rl, th, tl); \
162 int i; u64 th, tl; \
165 MUL64(th, tl, pe64_to_cpup((mp)+i)+(kp)[i], \
167 ADD128(rh, rl, th, tl); \
168 MUL64(th, tl, pe64_to_cpup((mp)+i)+(kp)[i+2], \
170 ADD128(rh1, rl1, th, tl); \
177 int i; u64 th, tl; \
180 MUL64(th, tl, pe64_to_cpup((mp)+i)+(kp)[i], \
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/linux-6.12.1/drivers/platform/surface/aggregator/
DKconfig11 embedded controller (EC) found on 5th- and later-generation Microsoft
17 - EC access from ACPI via Surface ACPI Notify (5th- and 6th-generation)
34 Note: While 4th-generation Surface devices also make use of a SAM EC,
36 only 5th and later generations are currently supported. Specifically,
38 SAM-over-HID, which is used on the 4th generation, are currently not
/linux-6.12.1/arch/x86/events/intel/
Duncore_snb.c161 #define SNB_UNC_GLOBAL_CTL_CORE_ALL ((1 << 4) - 1)
330 .num_boxes = 4,
379 /* The 8th CBOX has different MSR space */ in skl_uncore_msr_init_box()
407 .num_counters = 4,
773 mtl_uncore_cbox.num_boxes = 4; in lnl_uncore_cpu_init()
871 pci_read_config_dword(pdev, where + 4, &pci_dword); in snb_uncore_imc_init_box()
1196 IMC_DEV(HSW_IMC, &hsw_uncore_pci_driver), /* 4th Gen Core Processor */
1197 IMC_DEV(HSW_U_IMC, &hsw_uncore_pci_driver), /* 4th Gen Core ULT Mobile Processor */
1198 IMC_DEV(BDW_IMC, &bdw_uncore_pci_driver), /* 5th Gen Core U */
1199 IMC_DEV(SKL_Y_IMC, &skl_uncore_pci_driver), /* 6th Gen Core Y */
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/linux-6.12.1/Documentation/virt/kvm/
Dppc-pv.rst35 'hypercall-instructions'. This property contains at most 4 opcodes that make
47 r6 4th parameter 3rd output value
48 r7 5th parameter 4th output value
49 r8 6th parameter 5th output value
50 r9 7th parameter 6th output value
51 r10 8th parameter 7th output value
52 r11 hypercall number 8th output value
142 respectively on 32-bit systems with an added offset of 4 to accommodate for big
194 3) patch that code to return to the original pc + 4
195 4) patch the original instruction to branch to the new code
/linux-6.12.1/Documentation/ABI/testing/
Dsysfs-bus-intel_th-devices-pti6 are 4, 8, 12, 16.
21 - 0: Intel TH clock rate,
22 - 1: 1/2 Intel TH clock rate,
23 - 2: 1/4 Intel TH clock rate,
24 - 3: 1/8 Intel TH clock rate.
/linux-6.12.1/lib/
Dbitmap.c170 * Set the n-th bit of @dst iff the n-th bit of @src is set and
171 * n is less than @first, or the m-th bit of @src is set for any
449 * If for example, just bits 4 through 7 are set in @buf, then @pos
450 * values 4 through 7 will get mapped to 0 through 3, respectively,
453 * that bit 7 is the 3rd (starting with 0th) set bit in @buf.
474 * whatever position is held by the n-th set bit in @old is mapped
475 * to the n-th set bit in @new. In the more general case, allowing
477 * weight of @old, map the position of the n-th set bit in @old to
478 * the position of the m-th set bit in @new, where m == n % w.
490 * For example, lets say that @old has bits 4 through 7 set, and
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