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Searched refs:hotplug (Results 1 – 25 of 216) sorted by relevance

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/Linux-v5.15/drivers/gpu/drm/i915/display/
Dintel_hotplug.c142 struct i915_hotplug *hpd = &dev_priv->hotplug; in intel_hpd_irq_storm_detect()
150 (!long_hpd && !dev_priv->hotplug.hpd_short_storm_enabled)) in intel_hpd_irq_storm_detect()
193 dev_priv->hotplug.stats[pin].state != HPD_MARK_DISABLED) in intel_hpd_irq_storm_switch_to_polling()
201 dev_priv->hotplug.stats[pin].state = HPD_DISABLED; in intel_hpd_irq_storm_switch_to_polling()
211 mod_delayed_work(system_wq, &dev_priv->hotplug.reenable_work, in intel_hpd_irq_storm_switch_to_polling()
226 hotplug.reenable_work.work); in intel_hpd_irq_storm_reenable_work()
241 dev_priv->hotplug.stats[pin].state != HPD_DISABLED) in intel_hpd_irq_storm_reenable_work()
253 if (dev_priv->hotplug.stats[pin].state == HPD_DISABLED) in intel_hpd_irq_storm_reenable_work()
254 dev_priv->hotplug.stats[pin].state = HPD_ENABLED; in intel_hpd_irq_storm_reenable_work()
305 container_of(work, struct drm_i915_private, hotplug.dig_port_work); in i915_digport_work_func()
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/Linux-v5.15/drivers/pci/hotplug/
Dpci_hotplug_core.c72 retval = get_power_status(pci_slot->hotplug, &value); in GET_STATUS()
82 struct hotplug_slot *slot = pci_slot->hotplug; in power_write_file()
129 retval = get_attention_status(pci_slot->hotplug, &value); in attention_read_file()
139 struct hotplug_slot *slot = pci_slot->hotplug; in attention_write_file()
174 retval = get_latch_status(pci_slot->hotplug, &value); in latch_read_file()
191 retval = get_adapter_status(pci_slot->hotplug, &value); in presence_read_file()
206 struct hotplug_slot *slot = pci_slot->hotplug; in test_write_file()
236 struct hotplug_slot *slot = pci_slot->hotplug; in has_power_file()
249 struct hotplug_slot *slot = pci_slot->hotplug; in has_attention_file()
261 struct hotplug_slot *slot = pci_slot->hotplug; in has_latch_file()
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/Linux-v5.15/Documentation/power/
Dsuspend-and-cpuhotplug.rst2 Interaction of Suspend code (S3) with the CPU hotplug infrastructure
8 I. Differences between CPU hotplug and Suspend-to-RAM
11 How does the regular CPU hotplug code differ from how the Suspend-to-RAM
17 interactions involving the freezer and CPU hotplug and also tries to explain
21 What happens when regular CPU hotplug and Suspend-to-RAM race with each other
79 Disable regular cpu hotplug
99 | Decrease cpu_hotplug_disabled, thereby enabling regular cpu hotplug
117 Regular CPU hotplug call path
149 regular CPU hotplug]
154 regular CPU hotplug and the suspend code path converge at the _cpu_down() and
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/Linux-v5.15/drivers/gpu/drm/i915/
Di915_irq.c184 struct i915_hotplug *hpd = &dev_priv->hotplug; in intel_hpd_init_pins()
1244 if (dev_priv->hotplug.stats[encoder->hpd_pin].state == HPD_ENABLED) in intel_hpd_enabled_irqs()
1266 u32 hotplug = 0; in intel_hpd_hotplug_enables() local
1269 hotplug |= hotplug_enables(i915, encoder->hpd_pin); in intel_hpd_hotplug_enables()
1271 return hotplug; in intel_hpd_hotplug_enables()
1609 dev_priv->hotplug.hpd, in i9xx_hpd_irq_handler()
1813 dev_priv->hotplug.pch_hpd, in ibx_hpd_irq_handler()
1958 dev_priv->hotplug.pch_hpd, in icp_irq_handler()
1970 dev_priv->hotplug.pch_hpd, in icp_irq_handler()
1996 dev_priv->hotplug.pch_hpd, in spt_irq_handler()
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/Linux-v5.15/Documentation/core-api/
Dcpu_hotplug.rst2 CPU hotplug in the Kernel
19 insertion and removal require support for CPU hotplug.
23 system execution path. Hence the need for CPU hotplug support in the
26 A more novel use of CPU-hotplug support is its use today in suspend resume
79 of them may be online. When physical hotplug is processed by the relevant
83 at which time hotplug is disabled.
93 Using CPU hotplug
110 drwxr-xr-x 2 root root 0 Dec 21 16:33 hotplug
131 and excluded from CPU hotplug. On X86 the kernel option
142 The CPU hotplug coordination
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Dmemory-hotplug.rst4 Memory hotplug
7 Memory hotplug event notifier
99 - synchronize against CPU hotplug and similar (e.g. relevant for ACPI and PPC)
119 write mode to serialise memory hotplug (e.g. access to global/zone
/Linux-v5.15/tools/testing/selftests/
DMakefile10 TARGETS += cpu-hotplug
34 TARGETS += memory-hotplug
83 TARGETS_HOTPLUG = cpu-hotplug
84 TARGETS_HOTPLUG += memory-hotplug
177 hotplug: target
183 run_hotplug: hotplug
258 .PHONY: khdr all run_tests hotplug run_hotplug clean_hotplug run_pstore_crash install clean gen_tar
/Linux-v5.15/Documentation/translations/zh_CN/core-api/
Dcpu_hotplug.rst109 drwxr-xr-x 2 root root 0 Dec 21 16:33 hotplug
241 所有注册的状态都被列举在 ``/sys/devices/system/cpu/hotplug/states`` ::
243 $ tail /sys/devices/system/cpu/hotplug/states
257 $ cat /sys/devices/system/cpu/cpu4/hotplug/state
259 $ echo 140 > /sys/devices/system/cpu/cpu4/hotplug/target
260 $ cat /sys/devices/system/cpu/cpu4/hotplug/state
265 $ echo 169 > /sys/devices/system/cpu/cpu4/hotplug/target
266 $ cat /sys/devices/system/cpu/cpu4/hotplug/state
Dindex.rst87 memory-hotplug
93 memory-hotplug
/Linux-v5.15/Documentation/fault-injection/
Dnotifier-error-inject.rst10 * Memory hotplug notifier
33 Memory hotplug notifier error injection module
44 Example: Inject memory hotplug offline error (-12 == -ENOMEM)::
94 * tools/testing/selftests/cpu-hotplug/on-off-test.sh
95 * tools/testing/selftests/memory-hotplug/on-off-test.sh
/Linux-v5.15/Documentation/x86/x86_64/
Dcpu-hotplug-spec.rst4 Firmware support for CPU hotplug under Linux/x86-64
7 Linux/x86-64 supports CPU hotplug now. For various reasons Linux wants to
16 For CPU hotplug Linux/x86-64 expects now that any possible future hotpluggable
/Linux-v5.15/drivers/firmware/psci/
DKconfig9 Run the PSCI checker during startup. This checks that hotplug and
13 on and off through hotplug, so for now torture tests and PSCI checker
/Linux-v5.15/Documentation/ABI/testing/
Dsysfs-firmware-acpi67 What: /sys/firmware/acpi/hotplug/
71 There are separate hotplug profiles for different classes of
73 processors, PCI root bridges etc. A hotplug profile for a given
75 that class of devices will be handled by the ACPI core hotplug
77 of /sys/firmware/acpi/hotplug/.
80 hotplug profile:
84 hotplug events associated with the given class of
87 effectively disables hotplug for the correspoinding
/Linux-v5.15/Documentation/admin-guide/media/
Dttusb-dec.rst44 Copy the three files downloaded above into the /usr/lib/hotplug/firmware or
45 /lib/firmware directory (depending on configuration of firmware hotplug).
/Linux-v5.15/drivers/staging/media/av7110/
DKconfig30 download/extract it, and then copy it to /usr/lib/hotplug/firmware
31 or /lib/firmware (depending on configuration of firmware hotplug).
91 download/extract it, and then copy it to /usr/lib/hotplug/firmware
92 or /lib/firmware (depending on configuration of firmware hotplug).
/Linux-v5.15/drivers/net/wireless/intel/iwlegacy/
DKconfig29 look in the hotplug script /etc/hotplug/firmware.agent to
55 look in the hotplug script /etc/hotplug/firmware.agent to
/Linux-v5.15/drivers/media/usb/ttusb-dec/
DKconfig19 download/extract them, and then copy them to /usr/lib/hotplug/firmware
20 or /lib/firmware (depending on configuration of firmware hotplug).
/Linux-v5.15/arch/powerpc/platforms/pseries/
DMakefile15 obj-$(CONFIG_HOTPLUG_CPU) += hotplug-cpu.o
16 obj-$(CONFIG_MEMORY_HOTPLUG) += hotplug-memory.o pmem.o
/Linux-v5.15/drivers/pci/
Dslot.c227 struct hotplug_slot *hotplug) in pci_create_slot() argument
245 if (hotplug) { in pci_create_slot()
246 if ((err = slot->hotplug ? -EBUSY : 0) in pci_create_slot()
334 struct hotplug_slot *slot = pci_slot->hotplug; in pci_hp_create_module_link()
/Linux-v5.15/Documentation/dev-tools/
Dkselftest.rst18 in safe mode with a limited scope. In limited mode, cpu-hotplug test is
19 run on a single cpu as opposed to all hotplug capable cpus, and memory
20 hotplug test is run on 2% of hotplug capable memory instead of 10%.
26 Running the selftests (hotplug tests are run in limited mode)
111 Running the full range hotplug selftests
114 To build the hotplug tests::
116 $ make -C tools/testing/selftests hotplug
118 To run the hotplug tests::
/Linux-v5.15/Documentation/driver-api/usb/
Dhotplug.rst38 Kernel Hotplug Helper (``/sbin/hotplug``)
41 There is a kernel parameter: ``/proc/sys/kernel/hotplug``, which normally
42 holds the pathname ``/sbin/hotplug``. That parameter names a program
45 The /sbin/hotplug program can be invoked by any subsystem as part of its
54 http://linux-hotplug.sourceforge.net
62 The USB subsystem currently invokes ``/sbin/hotplug`` when USB devices
/Linux-v5.15/drivers/acpi/
Dsysfs.c918 struct acpi_hotplug_profile *hotplug = to_acpi_hotplug_profile(kobj); in enabled_show() local
920 return sprintf(buf, "%d\n", hotplug->enabled); in enabled_show()
926 struct acpi_hotplug_profile *hotplug = to_acpi_hotplug_profile(kobj); in enabled_store() local
932 acpi_scan_hotplug_enabled(hotplug, val); in enabled_store()
948 void acpi_sysfs_add_hotplug_profile(struct acpi_hotplug_profile *hotplug, in acpi_sysfs_add_hotplug_profile() argument
956 error = kobject_init_and_add(&hotplug->kobj, in acpi_sysfs_add_hotplug_profile()
959 kobject_put(&hotplug->kobj); in acpi_sysfs_add_hotplug_profile()
963 kobject_uevent(&hotplug->kobj, KOBJ_ADD); in acpi_sysfs_add_hotplug_profile()
/Linux-v5.15/arch/powerpc/kernel/
Deeh_driver.c775 if (!slot || !slot->hotplug) in eeh_slot_presence_check()
778 ops = slot->hotplug->ops; in eeh_slot_presence_check()
784 ops->set_attention_status(slot->hotplug, 1); in eeh_slot_presence_check()
786 rc = ops->get_adapter_status(slot->hotplug, &state); in eeh_slot_presence_check()
805 if (!slot || !slot->hotplug) in eeh_clear_slot_attention()
808 ops = slot->hotplug->ops; in eeh_clear_slot_attention()
812 ops->set_attention_status(slot->hotplug, 0); in eeh_clear_slot_attention()
/Linux-v5.15/security/tomoyo/policy/
Dexception_policy.conf.default2 initialize_domain /sbin/hotplug from any
/Linux-v5.15/Documentation/kbuild/
Dkconfig.rst187 /hotplug
188 This lists all config symbols that contain "hotplug",
196 /^hotplug
286 Ctrl-F hotplug
290 Menu: File, Search, hotplug
292 lists all config symbol entries that contain "hotplug" in

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