| /linux-6.14.4/Documentation/devicetree/bindings/iommu/ |
| D | mediatek,iommu.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Yong Wu <[email protected]>
14 this M4U have two generations of HW architecture. Generation one uses flat
15 pagetable, and only supports 4K size page mapping. Generation two uses the
16 ARM Short-Descriptor translation table format for address translation.
24 +--------+
26 gals0-rx gals1-rx (Global Async Local Sync rx)
29 gals0-tx gals1-tx (Global Async Local Sync tx)
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| /linux-6.14.4/tools/testing/selftests/net/forwarding/ |
| D | tc_vlan_modify.sh | 2 # SPDX-License-Identifier: GPL-2.0
108 check_fail $? "ping between two different vlans passed when should not"
111 check_fail $? "ping6 between two different vlans passed when should not"
119 check_err $? "ping between two different vlans failed when should not"
122 check_err $? "ping6 between two different vlans failed when should not"
135 check_fail $? "ping between two different vlans passed when should not"
138 check_fail $? "ping6 between two different vlans passed when should not"
146 check_err $? "ping between two different vlans failed when should not"
149 check_err $? "ping6 between two different vlans failed when should not"
|
| /linux-6.14.4/lib/ |
| D | stackinit_kunit.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Test cases for compiler-based stack variable zeroing via
4 * -ftrivial-auto-var-init={zero,pattern} or CONFIG_GCC_PLUGIN_STRUCTLEAK*.
6 * "Running tests with kunit_tool" at Documentation/dev-tools/kunit/start.rst
7 * ./tools/testing/kunit/kunit.py run stackinit [--raw_output] \
8 * --make_option LLVM=1 \
9 * --kconfig_add CONFIG_INIT_STACK_ALL_ZERO=y
99 zero.two = 0; \
116 #define __static_partial { .two = 0, }
118 .two = 0, \
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| D | list_sort.c | 1 // SPDX-License-Identifier: GPL-2.0
9 * to chaining of merge() calls: null-terminated, no reserved or
19 /* if equal, take 'a' -- important for sort stability */ in merge()
22 tail = &a->next; in merge()
23 a = a->next; in merge()
30 tail = &b->next; in merge()
31 b = b->next; in merge()
42 * Combine final list merge with restoration of standard doubly-linked
45 * prev-link restoration pass, or maintaining the prev links
56 /* if equal, take 'a' -- important for sort stability */ in merge_final()
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| /linux-6.14.4/Documentation/devicetree/bindings/sound/ |
| D | fsl,audmix.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Shengjiu Wang <[email protected]>
11 - Frank Li <[email protected]>
14 The Audio Mixer is a on-chip functional module that allows mixing of two
15 audio streams into a single audio stream. Audio Mixer has two input serial
16 audio interfaces. These are driven by two Synchronous Audio interface
19 from two interfaces into a single sample. Before mixing, audio samples of
20 two inputs can be attenuated based on configuration. The output of the
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|
| /linux-6.14.4/Documentation/devicetree/bindings/phy/ |
| D | apm-xgene-phy.txt | 1 * APM X-Gene 15Gbps Multi-purpose PHY nodes
3 PHY nodes are defined to describe on-chip 15Gbps Multi-purpose PHY. Each
7 - compatible : Shall be "apm,xgene-phy".
8 - reg : PHY memory resource is the SDS PHY access resource.
9 - #phy-cells : Shall be 1 as it expects one argument for setting
14 - status : Shall be "ok" if enabled or "disabled" if disabled.
16 - clocks : Reference to the clock entry.
17 - apm,tx-eye-tuning : Manual control to fine tune the capture of the serial
19 Two set of 3-tuple setting for each (up to 3)
22 - apm,tx-eye-direction : Eye tuning manual control direction. 0 means sample
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| D | fsl,imx8qm-lvds-phy.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/phy/fsl,imx8qm-lvds-phy.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Liu Ying <[email protected]>
14 It converts two groups of four 7/10 bits of CMOS data into two
15 groups of four data lanes of LVDS data streams. A phase-locked
19 through the two groups of LVDS data streams. Together with the
20 transmit clocks, the two groups of LVDS data streams form two
30 - fsl,imx8qm-lvds-phy
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| /linux-6.14.4/drivers/iio/chemical/ |
| D | sps30_i2c.c | 1 // SPDX-License-Identifier: GPL-2.0
40 struct i2c_client *client = to_i2c_client(state->dev); in sps30_i2c_xfer()
45 * sending two i2c messages in a row we just send one by one. in sps30_i2c_xfer()
51 return -EIO; in sps30_i2c_xfer()
60 return -EIO; in sps30_i2c_xfer()
71 * PM1: upper two bytes, crc8, lower two bytes, crc8 in sps30_i2c_command()
72 * PM2P5: upper two bytes, crc8, lower two bytes, crc8 in sps30_i2c_command()
73 * PM4: upper two bytes, crc8, lower two bytes, crc8 in sps30_i2c_command()
74 * PM10: upper two bytes, crc8, lower two bytes, crc8 in sps30_i2c_command()
89 /* each two bytes are followed by a crc8 */ in sps30_i2c_command()
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| /linux-6.14.4/tools/testing/selftests/seccomp/ |
| D | seccomp_benchmark.c | 39 i = finish.tv_sec - start.tv_sec; in timing()
41 i += finish.tv_nsec - start.tv_nsec; in timing()
43 ksft_print_msg("%lu.%09lu - %lu.%09lu = %llu (%.1fs)\n", in timing()
71 i = finish.tv_sec - start.tv_sec; in calibrate()
73 i += finish.tv_nsec - start.tv_nsec; in calibrate()
86 double two = i_two, two_bump = two * 0.1; in approx() local
89 two_bump = two + MAX(two_bump, 2.0); in approx()
92 if (one == two || in approx()
93 (one > two && one <= two_bump) || in approx()
94 (two > one && two <= one_bump)) in approx()
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| /linux-6.14.4/Documentation/gpu/ |
| D | komeda-kms.rst | 1 .. SPDX-License-Identifier: GPL-2.0
23 -----
30 ------
39 -------------------
47 --------------------------
52 -----------------------------
57 --------------------------------
62 ------
66 introduces Layer Split, which splits the whole image to two half parts and feeds
67 them to two Layers A and B, and does the scaling independently. After scaling
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| /linux-6.14.4/arch/arm/probes/kprobes/ |
| D | test-arm.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * arch/arm/kernel/kprobes-test-arm.c
14 #include "test-core.h"
55 TEST_GROUP("Data-processing (register), (register-shifted register), (immediate)") in kprobe_arm_test_cases()
155 /* Data-processing with PC and a shift count in a register */ in kprobe_arm_test_cases()
167 /* Data-processing with PC as a target and status registers updated */ in kprobe_arm_test_cases()
175 /* Data-processing with SP as target */ in kprobe_arm_test_cases()
185 /* Data-processing with PC as target */ in kprobe_arm_test_cases()
186 TEST_BF( "add pc, pc, #2f-1b-8") in kprobe_arm_test_cases()
187 TEST_BF_R ("add pc, pc, r",14,2f-1f-8,"") in kprobe_arm_test_cases()
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| /linux-6.14.4/tools/testing/selftests/exec/ |
| D | binfmt_script.py | 2 # SPDX-License-Identifier: GPL-2.0
4 # Test that truncation of bprm->buf doesn't cause unexpected execs paths, along
33 # test - produce a binfmt_script hashbang line for testing
35 # @size: bytes for bprm->buf line, including hashbang but not newline
54 remaining = size - len(hashbang) - len(leading) - len(root) - len(target) - len(arg)
57 middle += fill * (NAME_MAX - 1)
59 remaining -= NAME_MAX
73 script = "binfmt_script-%s" % (name)
83 print("ok %d - binfmt_script %s (successful good exec)"
87 print("not ok %d - binfmt_script %s succeeded when it should have failed"
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| /linux-6.14.4/Documentation/input/devices/ |
| D | elantech.rst | 4 Copyright (C) 2007-2008 Arjan Opmeer <[email protected]>
25 5.2.1 Parity checking and packet re-synchronization
27 5.2.3 Two finger touch
32 6.2.2 Two finger touch
53 per packet, and provides additional features such as position of two fingers,
55 for 2 fingers the concatenation of two 6 bytes packets) and allows tracking
114 non-zero value will turn it ON. For hardware version 1 the default is ON.
145 4 bytes version: (after the arrow is the name given in the Dell-provided driver)
173 ---------
179 echo -n 0x16 > reg_10
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|
| D | alps.rst | 1 ----------------------
3 ----------------------
6 ------------
10 Since roughly mid-2010 several new ALPS touchpads have been released and
14 adequate. The design choices were to re-define the alps_model_data
29 ---------
32 E8-E6-E6-E6-E9. An ALPS touchpad should respond with either 00-00-0A or
33 00-00-64 if no buttons are pressed. The bits 0-2 of the first byte will be 1s
37 report" sequence: E8-E7-E7-E7-E9. The response is the model signature and is
41 model signature is always 73-02-64. To differentiate between these
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| /linux-6.14.4/net/l2tp/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
3 # Layer Two Tunneling Protocol (L2TP)
7 tristate "Layer Two Tunneling Protocol (L2TP)"
12 Layer Two Tunneling Protocol
18 possible to both end-users and applications.
54 Layer Two Tunneling Protocol Version 3
58 The Layer Two Tunneling Protocol (L2TP) provides a dynamic
60 packet-oriented data network (e.g., over IP). L2TP, as
62 tunneling Point-to-Point Protocol (PPP) [RFC1661] sessions.
75 Support for L2TP-over-IP socket family.
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|
| /linux-6.14.4/tools/include/linux/ |
| D | log2.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
15 * non-constant log of base 2 calculators
16 * - the arch may override these in asm/bitops.h if they can be implemented
18 * - the arch is not required to handle n==0 if implementing the fallback
23 return fls(n) - 1; in __ilog2_u32()
29 return fls64(n) - 1; in __ilog2_u64()
33 * Determine whether some value is a power of two, where zero is
34 * *not* considered a power of two.
40 return (n != 0 && ((n & (n - 1)) == 0)); in is_power_of_2()
44 * round up to nearest power of two
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| /linux-6.14.4/Documentation/devicetree/bindings/display/bridge/ |
| D | fsl,imx8qxp-ldb.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/bridge/fsl,imx8qxp-ldb.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Liu Ying <[email protected]>
13 The Freescale i.MX8qm/qxp LVDS Display Bridge(LDB) has two channels.
20 format and can map the input to VESA or JEIDA standards. The two channels
22 them to use. Two LDB channels from two LDB instances can work together in
28 input color format. The two channels can be used simultaneously, either
29 in dual mode or split mode. In dual mode, the two channels output identical
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| /linux-6.14.4/Documentation/driver-api/ |
| D | edac.rst | 5 ----------------------------------------
8 *sockets, *socket sets*, *banks*, *rows*, *chip-select rows*, *channels*,
43 It is typically the highest hierarchy on a Fully-Buffered DIMM memory
44 controller. Typically, it contains two channels. Two channels at the
49 is calculated using two DIMMs instead of one. Due to that, it is capable
52 * Single-channel
55 only. E. g. if the data is 64 bits-wide, the data flows to the CPU using
57 memories. FB-DIMM and RAMBUS use a different concept for channel, so
60 * Double-channel
62 The data size accessed by the memory controller is interlaced into two
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| /linux-6.14.4/tools/lib/ |
| D | list_sort.c | 1 // SPDX-License-Identifier: GPL-2.0
9 * to chaining of merge() calls: null-terminated, no reserved or
19 /* if equal, take 'a' -- important for sort stability */ in merge()
22 tail = &a->next; in merge()
23 a = a->next; in merge()
30 tail = &b->next; in merge()
31 b = b->next; in merge()
42 * Combine final list merge with restoration of standard doubly-linked
45 * prev-link restoration pass, or maintaining the prev links
55 /* if equal, take 'a' -- important for sort stability */ in merge_final()
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| /linux-6.14.4/include/uapi/linux/netfilter_bridge/ |
| D | ebt_802_3.h | 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
20 * Control field may be one or two bytes. If the first byte has
21 * the value 0x03 then the entire length is one byte, otherwise it is two.
23 * Two byte controls are used in Numbered Information frames.
29 /* ui has one byte ctrl, ni has two */
|
| /linux-6.14.4/include/kunit/ |
| D | assert.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
19 * enum kunit_assert_type - Type of expectation/assertion.
32 * struct kunit_loc - Identifies the source location of a line of code.
44 * struct kunit_assert - Data for printing a failed assertion or expectation.
60 * struct kunit_fail_assert - Represents a plain fail expectation/assertion.
74 * struct kunit_unary_assert - Represents a KUNIT_{EXPECT|ASSERT}_{TRUE|FALSE}
94 * struct kunit_ptr_not_err_assert - An expectation/assertion that a pointer is
95 * not NULL and not a -errno.
101 * not contain a -errno. (See IS_ERR_OR_NULL().)
114 * struct kunit_binary_assert_text - holds strings for &struct
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| /linux-6.14.4/include/linux/ |
| D | log2.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
15 * non-constant log of base 2 calculators
16 * - the arch may override these in asm/bitops.h if they can be implemented
18 * - the arch is not required to handle n==0 if implementing the fallback
24 return fls(n) - 1; in __ilog2_u32()
32 return fls64(n) - 1; in __ilog2_u64()
37 * is_power_of_2() - check if a value is a power of two
40 * Determine whether some value is a power of two, where zero is
41 * *not* considered a power of two.
47 return (n != 0 && ((n & (n - 1)) == 0)); in is_power_of_2()
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| /linux-6.14.4/include/media/i2c/ |
| D | upd64083.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * upd6408x - NEC Electronics 3-Dimensional Y/C separation input defines
11 /* There are two bits of information that the driver needs in order
15 The first two operating modes expect a composite signal on the Y input,
16 the second two operating modes use both the Y and C inputs.
19 YCNR mode is used for S-Video inputs.
21 The external Y-ADC is selected when the composite input comes from a
23 the input is a S-Video signal, then the internal Y-ADC input should
33 /* Note: the following two modes cannot be used in combination with the
34 external Y-ADC. */
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|
| /linux-6.14.4/drivers/video/fbdev/ |
| D | bt431.h | 4 * Copyright 2003 Thiemo Seufer <[email protected]-stuttgart.de>
5 * Copyright 2016 Maciej W. Rozycki <macro@linux-mips.org>
16 * Bt431 cursor generator registers, 32-bit aligned.
17 * Two twin Bt431 are used on the DECstation's PMAG-AA.
79 * The compiler splits the write in two bytes without these in bt431_select_reg()
82 volatile u16 *lo = &(regs->addr_lo); in bt431_select_reg()
83 volatile u16 *hi = &(regs->addr_hi); in bt431_select_reg()
95 * The compiler splits the write in two bytes without the in bt431_read_reg_inc()
98 volatile u16 *r = &(regs->addr_reg); in bt431_read_reg_inc()
107 * The compiler splits the write in two bytes without the in bt431_write_reg_inc()
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| /linux-6.14.4/Documentation/maintainer/ |
| D | messy-diffstat.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 Handling messy pull-request diffstats
7 Subsystem maintainers routinely use ``git request-pull`` as part of the
17 .. _Linus1: https://lore.kernel.org/lkml/CAHk-[email protected]…
18 .. _Linus2: https://lore.kernel.org/lkml/CAHk-[email protected]…
23 ... vM --- vN-rc1 --- vN-rc2 --- vN-rc3 --- ... --- vN-rc7 --- vN
25 If one wants to see what has changed between two points, a command like
28 $ git diff --stat --summary vN-rc2..vN-rc3
30 Here, there are two clear points in the history; Git will essentially
38 ... vM --- vN-rc1 --- vN-rc2 --- vN-rc3 --- ... --- vN-rc7 --- vN
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|