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/linux/tools/testing/selftests/tc-testing/tc-tests/qdiscs/
H A Dplug.json4 "name": "Create PLUG with default setting",
7 "plug"
14 "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root plug",
17 "matchPattern": "qdisc plug 1: root refcnt",
25 "name": "Create PLUG with block setting",
28 "plug"
35 "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root plug block",
38 "matchPattern": "qdisc plug 1: root refcnt",
46 "name": "Create PLUG with release setting",
49 "plug"
[all …]
/linux/sound/core/oss/
H A Dpcm_plugin.c2 * PCM Plug-In shared (kernel/library) code
35 #define snd_pcm_plug_first(plug) ((plug)->runtime->oss.plugin_first) argument
36 #define snd_pcm_plug_last(plug) ((plug)->runtime->oss.plugin_last) argument
108 int snd_pcm_plug_alloc(struct snd_pcm_substream *plug, snd_pcm_uframes_t frames) in snd_pcm_plug_alloc() argument
111 if (snd_BUG_ON(!snd_pcm_plug_first(plug))) in snd_pcm_plug_alloc()
113 if (snd_pcm_plug_stream(plug) == SNDRV_PCM_STREAM_PLAYBACK) { in snd_pcm_plug_alloc()
114 struct snd_pcm_plugin *plugin = snd_pcm_plug_first(plug); in snd_pcm_plug_alloc()
126 struct snd_pcm_plugin *plugin = snd_pcm_plug_last(plug); in snd_pcm_plug_alloc()
150 int snd_pcm_plugin_build(struct snd_pcm_substream *plug, in snd_pcm_plugin_build() argument
160 if (snd_BUG_ON(!plug)) in snd_pcm_plugin_build()
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H A Dio.c2 * PCM I/O Plug-In Interface
28 #define pcm_write(plug,buf,count) snd_pcm_oss_write3(plug,buf,count,1) argument
29 #define pcm_writev(plug,vec,count) snd_pcm_oss_writev3(plug,vec,count) argument
30 #define pcm_read(plug,buf,count) snd_pcm_oss_read3(plug,buf,count,1) argument
31 #define pcm_readv(plug,vec,count) snd_pcm_oss_readv3(plug,vec,count) argument
47 return pcm_write(plugin->plug, src_channels->area.addr, frames); in io_playback_transfer()
59 return pcm_writev(plugin->plug, bufs, frames); in io_playback_transfer()
73 return pcm_read(plugin->plug, dst_channels->area.addr, frames); in io_capture_transfer()
85 return pcm_readv(plugin->plug, bufs, frames); in io_capture_transfer()
108 int snd_pcm_plugin_build_io(struct snd_pcm_substream *plug, in snd_pcm_plugin_build_io() argument
[all …]
H A Dpcm_plugin.h12 #define snd_pcm_plug_stream(plug) ((plug)->stream) argument
40 const char *name; /* plug-in name */
61 struct snd_pcm_substream *plug; member
77 int snd_pcm_plug_alloc(struct snd_pcm_substream *plug, snd_pcm_uframes_t frames);
/linux/drivers/acpi/
H A Dacpi_pnp.c147 {"AAC000F"}, /* Archtek America Corp. Archtek SmartLink Modem 3334BT Plug & Play */
148 {"ADC0001"}, /* Anchor Datacomm BV. SXPro 144 External Data Fax Modem Plug & Play */
149 {"ADC0002"}, /* SXPro 288 External Data Fax Modem Plug & Play */
166 {"FUJ0202"}, /* Fujitsu 33600 PnP-I2 R Plug & Play */
167 {"FUJ0205"}, /* Fujitsu FMV-FX431 Plug & Play */
168 {"FUJ0206"}, /* Fujitsu 33600 PnP-I4 R Plug & Play */
169 {"FUJ0209"}, /* Fujitsu Fax Voice 33600 PNP-I5 R Plug & Play */
170 {"GVC000F"}, /* Archtek SmartLink Modem 3334BT Plug & Play */
172 {"HAY0001"}, /* Hayes Optima 288 V.34-V.FC + FAX + Voice Plug & Play */
179 {"HAYF001"}, /* Hayes Optima 288 V.34 + FAX + Voice, Plug & Play */
[all …]
/linux/block/
H A Dblk-zoned.c38 * Per-zone write plug.
39 * @node: hlist_node structure for managing the plug using a hash table.
40 * @ref: Zone write plug reference counter. A zone write plug reference is
41 * always at least 1 when the plug is hashed in the disk plug hash table.
43 * submitted and when a function needs to manipulate a plug. The
45 * when a function that referenced the plug returns. The initial
46 * reference is dropped whenever the zone of the zone write plug is reset,
49 * @lock: Spinlock to atomically manipulate the plug.
50 * @flags: Flags indicating the plug state.
51 * @zone_no: The number of the zone the plug is managing.
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H A Dblk-lib.c89 struct blk_plug plug; in blkdev_issue_discard() local
92 blk_start_plug(&plug); in blkdev_issue_discard()
100 blk_finish_plug(&plug); in blkdev_issue_discard()
153 struct blk_plug plug; in blkdev_issue_write_zeroes() local
156 blk_start_plug(&plug); in blkdev_issue_write_zeroes()
163 blk_finish_plug(&plug); in blkdev_issue_write_zeroes()
169 blk_finish_plug(&plug); in blkdev_issue_write_zeroes()
231 struct blk_plug plug; in blkdev_issue_zero_pages() local
237 blk_start_plug(&plug); in blkdev_issue_zero_pages()
243 blk_finish_plug(&plug); in blkdev_issue_zero_pages()
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H A Dblk-mq.c580 struct blk_plug *plug, in blk_mq_rq_cache_fill() argument
588 .nr_tags = plug->nr_ios, in blk_mq_rq_cache_fill()
589 .cached_rqs = &plug->cached_rqs, in blk_mq_rq_cache_fill()
596 plug->nr_ios = 1; in blk_mq_rq_cache_fill()
608 struct blk_plug *plug = current->plug; in blk_mq_alloc_cached_request() local
611 if (!plug) in blk_mq_alloc_cached_request()
614 if (rq_list_empty(&plug->cached_rqs)) { in blk_mq_alloc_cached_request()
615 if (plug->nr_ios == 1) in blk_mq_alloc_cached_request()
617 rq = blk_mq_rq_cache_fill(q, plug, opf, flags); in blk_mq_alloc_cached_request()
621 rq = rq_list_peek(&plug->cached_rqs); in blk_mq_alloc_cached_request()
[all …]
/linux/Documentation/admin-guide/
H A Dpnp.rst2 Linux Plug and Play Documentation
12 Plug and Play provides a means of detecting and setting resources for legacy or
13 otherwise unconfigurable devices. The Linux Plug and Play Layer provides these
20 The Linux Plug and Play user interface provides a means to activate PnP devices
21 for legacy and user level drivers that do not support Linux Plug and Play. The
112 The Unified Plug and Play Layer
115 All Plug and Play drivers, protocols, and services meet at a central location
116 called the Plug and Play Layer. This layer is responsible for the exchange of
121 The following functions are available from the Plug and Play Layer:
133 use this function to remove a PnP protocol from the Plug and Play Layer
[all …]
/linux/drivers/usb/typec/
H A Dbus.c253 * @sop: Cable plug target for Enter Mode command
256 * Alternate mode drivers use this function to enter mode on the cable plug.
285 * @sop: Cable plug target for Exit Mode command
287 * The alternate mode drivers use this function to exit mode on the cable plug.
310 * typec_cable_altmode_vdm - Send Vendor Defined Messages (VDM) between the cable plug and port.
312 * @sop: Cable plug target for VDM
337 if (!altmode->plug[sop]) in typec_cable_altmode_vdm()
339 pdev = &altmode->plug[sop]->adev; in typec_cable_altmode_vdm()
353 * typec_altmode_get_plug - Find cable plug alternate mode
355 * @index: Cable plug inde
378 typec_altmode_put_plug(struct typec_altmode * plug) typec_altmode_put_plug() argument
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/linux/include/uapi/linux/
H A Dvirtio_mem.h55 * order to (un)plug memory. A device cannot (un)plug memory belonging to
61 * from the device to the device driver to (un)plug blocks. The
62 * device driver should try to (un)plug blocks in order to reach the
63 * "requested_size". It is impossible to plug more memory than requested.
66 * be used to (un)plug memory. It is always at least as big as the
99 /* request to plug memory blocks */
131 struct virtio_mem_req_plug plug;
149 * Request denied - e.g. trying to plug more than requested, applicable for
208 * Currently used size. Changes due to plug/unplu
129 struct virtio_mem_req_plug plug; global() member
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/linux/sound/firewire/oxfw/
H A Doxfw-command.c24 buf[4] = dir; /* Plug Direction */ in avc_stream_set_format()
26 buf[6] = 0x00; /* PCR (Isochronous Plug) */ in avc_stream_set_format()
27 buf[7] = 0xff & pid; /* Plug ID */ in avc_stream_set_format()
68 buf[4] = dir; /* Plug Direction */ in avc_stream_get_format()
70 buf[6] = 0x00; /* PCR (Isochronous Plug) */ in avc_stream_get_format()
71 buf[7] = 0xff & pid; /* Plug ID */ in avc_stream_get_format()
133 buf[2] = 0x19; /* INPUT PLUG SIGNAL FORMAT */ in avc_general_inquiry_sig_fmt()
135 buf[2] = 0x18; /* OUTPUT PLUG SIGNAL FORMAT */ in avc_general_inquiry_sig_fmt()
136 buf[3] = 0xff & pid; /* plug id */ in avc_general_inquiry_sig_fmt()
/linux/mm/
H A Dswap.h14 void swap_read_folio(struct folio *folio, struct swap_iocb **plug);
15 void __swap_read_unplug(struct swap_iocb *plug);
16 static inline void swap_read_unplug(struct swap_iocb *plug) in swap_read_unplug() argument
18 if (unlikely(plug)) in swap_read_unplug()
19 __swap_read_unplug(plug); in swap_read_unplug()
70 struct swap_iocb **plug);
111 static inline void swap_read_folio(struct folio *folio, struct swap_iocb **plug) in swap_read_folio() argument
/linux/net/sched/
H A Dsch_plug.c6 * 1. A simple "instantaneous" plug/unplug operation, by issuing an alternating
46 * plug(i+1) plug(i) head
149 * TCQ_PLUG_BUFFER: Inset a plug into the queue and
152 * to beginning of the next plug.
206 .id = "plug",
216 MODULE_ALIAS_NET_SCH("plug");
230 MODULE_DESCRIPTION("Qdisc to plug and unplug traffic via netlink control");
/linux/drivers/pnp/
H A DKconfig3 # Plug and Play configuration
7 bool "Plug and Play support"
11 Plug and Play (PnP) is a standard for peripherals which allows those
17 Say Y here if you would like Linux to configure your Plug and Play
/linux/drivers/pnp/pnpbios/
H A DKconfig3 # Plug and Play BIOS configuration
6 bool "Plug and Play BIOS support"
10 Linux uses the PNPBIOS as defined in "Plug and Play BIOS
27 bool "Plug and Play BIOS /proc interface"
/linux/drivers/pnp/isapnp/
H A DKconfig3 # ISA Plug and Play configuration
6 bool "ISA Plug and Play support"
9 Say Y here if you would like support for ISA Plug and Play devices.
/linux/drivers/thermal/renesas/
H A DKconfig9 Enable this to plug the R-Car thermal sensor driver into the Linux
18 Enable this to plug the R-Car Gen3 or RZ/G2 thermal sensor driver into
27 Enable this to plug the RZ/G2L thermal sensor driver into the Linux
/linux/Documentation/admin-guide/mm/
H A Dmemory-hotplug.rst2 Memory Hot(Un)Plug
5 This document describes generic Linux support for memory hot(un)plug with
13 Memory hot(un)plug allows for increasing and decreasing the size of physical
18 Memory hot(un)plug is used for various purposes:
31 Further, the basic memory hot(un)plug infrastructure in Linux is nowadays also
35 Linux only supports memory hot(un)plug on selected 64 bit architectures, such as
38 Memory Hot(Un)Plug Granularity
41 Memory hot(un)plug in Linux uses the SPARSEMEM memory model, which divides the
263 Configuring Memory Hot(Un)Plug
267 hot(un)plug an
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/linux/Documentation/usb/
H A Dchipidea.rst38 2) Connect 2 boards with usb cable: one end is micro A plug, the other end
39 is micro B plug.
41 The A-device (with micro A plug inserted) should enumerate B-device.
66 5) Remove B-device (unplug micro B plug) and insert again in 10 seconds;
69 6) Remove B-device (unplug micro B plug) and insert again after 10 seconds;
/linux/drivers/staging/sm750fb/
H A Dddk750_sii164.h7 /* Hot Plug detection mode structure */
9 SII164_HOTPLUG_DISABLE = 0, /* Disable Hot Plug output bit
15 SII164_HOTPLUG_USE_HTPLG /* Use Hot Plug detect bit. */
110 /* Hot Plug detect Input (HTPLG) */
H A Dddk750_sii164.c302 * This function selects the mode of the hot plug detection.
333 * This function enables the Hot Plug detection.
335 * enableHotPlug - Enable (=1) / disable (=0) Hot Plug detection
343 /* Depending on each DVI controller, need to enable the hot plug based in sii164EnableHotPlugDetection()
394 * Clear the hot plug interrupt.
/linux/drivers/platform/surface/
H A Dsurface_hotplug.c3 * Surface Book (2 and later) hot-plug driver.
6 * driver is responsible for out-of-band hot-plug event signaling on these
7 * devices. It is specifically required when the hot-plug device is in D3cold
8 * and can thus not generate PCIe hot-plug events itself.
11 * device-check notifications to be picked up by the PCIe hot-plug driver.
272 MODULE_DESCRIPTION("Surface Hot-Plug Signaling Driver for Surface Book Devices");
/linux/sound/firewire/
H A Dfcp.c54 buf[2] = 0x19; /* INPUT PLUG SIGNAL FORMAT */ in avc_general_set_sig_fmt()
56 buf[2] = 0x18; /* OUTPUT PLUG SIGNAL FORMAT */ in avc_general_set_sig_fmt()
57 buf[3] = 0xff & pid; /* plug id */ in avc_general_set_sig_fmt()
99 buf[2] = 0x19; /* INPUT PLUG SIGNAL FORMAT */ in avc_general_get_sig_fmt()
101 buf[2] = 0x18; /* OUTPUT PLUG SIGNAL FORMAT */ in avc_general_get_sig_fmt()
102 buf[3] = 0xff & pid; /* plug id */ in avc_general_get_sig_fmt()
157 buf[2] = 0x02; /* PLUG INFO */ in avc_general_get_plug_info()
/linux/Documentation/driver-api/usb/
H A Dtypec_bus.rst81 Cable plug alternate modes
84 The alternate mode drivers are not bound to cable plug alternate mode devices,
88 plug alternate modes using :c:func:`typec_altmode_get_plug()`, and take over
118 Cable Plug operations

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