Searched full:direct (Results 1 – 25 of 351) sorted by relevance
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| /Documentation/devicetree/bindings/input/ |
| D | pxa27x-keypad.txt | 9 is debounce interval for direct key and bit[15:0] is debounce
15 Optional Properties for Direct Keyes
16 - marvell,direct-key-count : How many direct keyes are used.
17 - marvell,direct-key-mask : The mask indicates which keyes
18 are used. If bit[X] of the mask is set, the direct key X
20 - marvell,direct-key-low-active : Direct key status register
21 tells the level of pins that connects to the direct keyes.
24 - marvell,direct-key-map : It is a u16 array. Each item indicates
25 the linux key-code for the direct key.
57 marvell,direct-key-count = <1>;
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| /Documentation/fault-injection/ |
| D | provoke-crashes.rst | 32 FS_SUBMIT_BH, MEM_SWAPOUT, TIMERADD, SCSI_QUEUE_RQ, or DIRECT.
38 See the contents of `/sys/kernel/debug/provoke-crash/DIRECT` for
44 DIRECT, which always fires immediately).
52 The special file `DIRECT` will induce the action directly without KPROBE
57 cat <(echo WRITE_RO) >/sys/kernel/debug/provoke-crash/DIRECT
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| /Documentation/devicetree/bindings/spi/ |
| D | spi-orion.txt | 13 the SPI direct access mode that some of the Marvell SoCs support
43 Example with SPI direct mode support (optionally):
61 To enable the direct mode, the board specific 'ranges' property in the
63 and its chip-selects that are used in the direct mode instead of PIO
65 controller 1, device 2 are used in direct mode. All other SPI device
69 * Enable the SPI direct access by configuring an entry
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| /Documentation/filesystems/ |
| D | fuse-io.rst | 9 - direct-io
14 The direct-io mode can be selected with the FOPEN_DIRECT_IO flag in the
17 In direct-io mode the page cache is completely bypassed for reads and writes.
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| D | autofs-mount-control.rst | 33 because autofs direct mounts and the implementation of "on demand mount
37 For example, there are two types of automount maps, direct (in the kernel
39 a direct mount in disguise) and indirect.
41 Here is a master map with direct and indirect map entries::
43 /- /etc/auto.direct
48 /etc/auto.direct:
65 The way that direct mounts are handled is by making an autofs mount on
71 But, each entry in direct and indirect maps can have offsets (making
83 and a similarly a direct mount map entry could also be::
104 offsets are implemented using the same mechanism as the direct mounts
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| /Documentation/scsi/ |
| D | cxgb3i.rst | 11 series of products) support iSCSI acceleration and iSCSI Direct Data Placement
13 as CRC computation and verification, and direct DMA to the final host memory
23 - Direct Data Placement (DDP)
87 4. To direct open-iscsi traffic to go through cxgb3i's accelerated path,
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| /Documentation/filesystems/iomap/ |
| D | porting.rst | 25 Direct I/O operations build I/O requests a single file block at a
27 This worked well enough for direct/indirect-mapped filesystems such
34 3. Direct access to storage on memory-like devices (fsdax) is only
83 direct I/O read path should be converted in this phase.
95 Then convert the direct I/O write path to iomap, and start running fsx
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| D | operations.rst | 374 Direct I/O
377 In Linux, direct I/O is defined as file I/O that is issued directly to
379 The ``iomap_dio_rw`` function implements O_DIRECT (direct I/O) reads and
433 These ``struct kiocb`` flags are significant for direct I/O with iomap:
456 If a filesystem wishes to perform its own work before direct I/O
475 * ``-EIOCBQUEUED``: The asynchronous direct I/O request has been
480 Direct Reads
483 A direct I/O read initiates a read I/O from the storage device to the
495 Direct Writes
498 A direct I/O write initiates a write I/O to the storage device from the
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| /Documentation/hwmon/ |
| D | mp2856.rst | 30 - Can configured VOUT readout in direct or VID format and allows
43 Device supports direct format for reading output current, output voltage,
46 Device supports VID and direct formats for reading output voltage.
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| D | mp2975.rst | 30 - Can configured VOUT readout in direct or VID format and allows
44 Device supports direct format for reading output current, output voltage,
47 Device supports VID and direct formats for reading output voltage.
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| /Documentation/arch/loongarch/ |
| D | introduction.rst | 165 0x180+n (0≤n≤3) Direct Mapping Configuration Window n DMWn
293 LoongArch supports direct-mapped virtual memory and page-mapped virtual memory.
295 Direct-mapped virtual memory is configured by CSR.DMWn (n=0~3), it has a simple
310 ``KPRANGE0`` ``0x80000000 - 0x9FFFFFFF`` Direct-mapped, Uncached, PLV0
311 ``KPRANGE1`` ``0xA0000000 - 0xBFFFFFFF`` Direct-mapped, Cached, PLV0
315 User mode (PLV3) can only access UVRANGE. For direct-mapped KPRANGE0 and
317 direct-mapped VA of 0x00001000 is 0x80001000, and the cached direct-mapped
327 ``XSPRANGE`` ``0x4000000000000000 - Direct-mapped, Cached / Uncached, PLV0
329 ``XKPRANGE`` ``0x8000000000000000 - Direct-mapped, Cached / Uncached, PLV0
335 User mode (PLV3) can only access XUVRANGE. For direct-mapped XSPRANGE and
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| /Documentation/devicetree/bindings/mips/cavium/ |
| D | uctl.txt | 14 - ranges: Empty to signify direct mapping of the children.
26 ranges; /* Direct mapping */
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| /Documentation/driver-api/firmware/ |
| D | direct-fs-lookup.rst | 2 Direct filesystem lookup
5 Direct filesystem lookup is the most common form of firmware lookup performed
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| D | core.rst | 13 direct-fs-lookup
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| /Documentation/ABI/testing/ |
| D | sysfs-kernel-iommu_groups | 23 output direct-mapped, MSI, non mappable regions. Each
29 USB devices it is now exposed as "direct-relaxable" instead
30 of "direct". In device assignment use case, for instance,
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| /Documentation/devicetree/bindings/iio/frequency/ |
| D | adi,admfm2000.yaml | 48 is in direct IF mode which bypasses the mixer and downconverts RF
57 1 0 Direct IF mode Mixer mode
58 0 1 Mixer mode Direct IF mode
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| /Documentation/devicetree/bindings/dma/stm32/ |
| D | st,stm32-dma.yaml | 10 The STM32 DMA is a general-purpose direct memory access controller capable of
39 -bit 2: DMA direct mode
41 0x1: Direct mode: each DMA request immediately initiates a transfer
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| /Documentation/devicetree/bindings/mtd/ |
| D | mtd-physmap.yaml | 84 no-unaligned-direct-access:
87 Disables the default direct mapping of the flash.
89 On some platforms (e.g. MPC5200) a direct 1:1 mapping may cause problems
92 "no-unaligned-direct-access", the flash will not be exposed directly to
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| /Documentation/virt/hyperv/ |
| D | clocks.rst | 72 "Direct Mode". Linux prefers to use Direct Mode when available. Since
73 x86/x64 doesn't support per-CPU interrupts, Direct Mode statically
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| /Documentation/trace/postprocess/ |
| D | trace-vmscan-postprocess.pl | 323 # Record how long direct reclaim took this time
505 …printf("%-" . $max_strlen . "s %8s %10s %8s %8s %8s %8s %8s %8s\n", "Process", "Direct", "Woke…
554 print "direct-$order=$count ";
631 print "Direct reclaims: $total_direct_reclaim\n";
632 print "Direct reclaim pages scanned: $total_direct_nr_scanned\n";
633 print "Direct reclaim file pages scanned: $total_direct_nr_file_scanned\n";
634 print "Direct reclaim anon pages scanned: $total_direct_nr_anon_scanned\n";
635 print "Direct reclaim pages reclaimed: $total_direct_nr_reclaimed\n";
636 print "Direct reclaim file pages reclaimed: $total_direct_nr_file_reclaimed\n";
637 print "Direct reclaim anon pages reclaimed: $total_direct_nr_anon_reclaimed\n";
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| /Documentation/core-api/ |
| D | memory-allocation.rst | 43 direct reclaim may be triggered under memory pressure; the calling
46 handler, use ``GFP_NOWAIT``. This flag prevents direct reclaim and
75 prevent recursion deadlocks caused by direct memory reclaim calling
90 Memory allocations may trigger direct or background reclaim and it is
112 * ``GFP_KERNEL`` - both background and direct reclaim are allowed and the
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| /Documentation/devicetree/bindings/soc/mediatek/ |
| D | mediatek,wdma.yaml | 7 title: MediaTek Write Direct Memory Access
14 MediaTek Write Direct Memory Access(WDMA) component used to write
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| /Documentation/devicetree/bindings/display/mediatek/ |
| D | mediatek,wdma.yaml | 7 title: Mediatek Write Direct Memory Access
14 Mediatek Write Direct Memory Access(WDMA) component used to write
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| /Documentation/mm/ |
| D | balance.rst | 24 That being said, the kernel should try to fulfill requests for direct
25 mapped pages from the direct mapped pool, instead of falling back on
27 or not). A similar argument applies to highmem and direct mapped pages.
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| /Documentation/devicetree/bindings/dma/ |
| D | st_fdma.txt | 1 * STMicroelectronics Flexible Direct Memory Access Device Tree bindings
3 The FDMA is a general-purpose direct memory access controller capable of
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