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/Linux-v5.10/drivers/gpu/drm/amd/display/include/
Dsignal_types.h48 static inline bool dc_is_hdmi_tmds_signal(enum signal_type signal) in dc_is_hdmi_tmds_signal() argument
50 return (signal == SIGNAL_TYPE_HDMI_TYPE_A); in dc_is_hdmi_tmds_signal()
53 static inline bool dc_is_hdmi_signal(enum signal_type signal) in dc_is_hdmi_signal() argument
55 return (signal == SIGNAL_TYPE_HDMI_TYPE_A); in dc_is_hdmi_signal()
58 static inline bool dc_is_dp_sst_signal(enum signal_type signal) in dc_is_dp_sst_signal() argument
60 return (signal == SIGNAL_TYPE_DISPLAY_PORT || in dc_is_dp_sst_signal()
61 signal == SIGNAL_TYPE_EDP); in dc_is_dp_sst_signal()
64 static inline bool dc_is_dp_signal(enum signal_type signal) in dc_is_dp_signal() argument
66 return (signal == SIGNAL_TYPE_DISPLAY_PORT || in dc_is_dp_signal()
67 signal == SIGNAL_TYPE_EDP || in dc_is_dp_signal()
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/Linux-v5.10/drivers/gpu/drm/etnaviv/
Detnaviv_perfmon.c20 const struct etnaviv_pm_signal *signal);
31 const struct etnaviv_pm_signal *signal; member
42 const struct etnaviv_pm_signal *signal) in perf_reg_read() argument
44 gpu_write(gpu, domain->profile_config, signal->data); in perf_reg_read()
51 const struct etnaviv_pm_signal *signal) in pipe_reg_read() argument
61 gpu_write(gpu, domain->profile_config, signal->data); in pipe_reg_read()
75 const struct etnaviv_pm_signal *signal) in hi_total_cycle_read() argument
89 const struct etnaviv_pm_signal *signal) in hi_total_idle_cycle_read() argument
107 .signal = (const struct etnaviv_pm_signal[]) {
140 .signal = (const struct etnaviv_pm_signal[]) {
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/Linux-v5.10/arch/arm/mach-spear/
Dpl080.c32 unsigned int signal = cd->min_signal, val; in pl080_get_signal() local
38 if (signals[signal].busy && in pl080_get_signal()
39 (signals[signal].val != cd->muxval)) { in pl080_get_signal()
45 if (!signals[signal].busy) { in pl080_get_signal()
53 val &= ~(0x3 << (signal * 2)); in pl080_get_signal()
54 val |= cd->muxval << (signal * 2); in pl080_get_signal()
58 signals[signal].busy++; in pl080_get_signal()
59 signals[signal].val = cd->muxval; in pl080_get_signal()
62 return signal; in pl080_get_signal()
65 void pl080_put_signal(const struct pl08x_channel_data *cd, int signal) in pl080_put_signal() argument
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/Linux-v5.10/drivers/tty/
Dtty_jobctrl.c37 if (current->signal->tty != tty) in __tty_check_change()
78 tty = p->signal->tty; in proc_clear_tty()
79 p->signal->tty = NULL; in proc_clear_tty()
108 if (current->signal->tty) { in __proc_set_tty()
110 current->signal->tty->name); in __proc_set_tty()
111 tty_kref_put(current->signal->tty); in __proc_set_tty()
113 put_pid(current->signal->tty_old_pgrp); in __proc_set_tty()
114 current->signal->tty = tty_kref_get(tty); in __proc_set_tty()
115 current->signal->tty_old_pgrp = NULL; in __proc_set_tty()
132 if (current->signal->leader && in tty_open_proc_set_tty()
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/Linux-v5.10/tools/testing/selftests/powerpc/tm/
DMakefile2 SIGNAL_CONTEXT_CHK_TESTS := tm-signal-context-chk-gpr tm-signal-context-chk-fpu \
3 tm-signal-context-chk-vmx tm-signal-context-chk-vsx
5 TEST_GEN_PROGS := tm-resched-dscr tm-syscall tm-signal-msr-resv tm-signal-stack \
7 $(SIGNAL_CONTEXT_CHK_TESTS) tm-sigreturn tm-signal-sigreturn-nt \
8 tm-signal-context-force-tm tm-poison tm-signal-pagefault
26 $(OUTPUT)/tm-signal-context-force-tm: CFLAGS += -pthread -m64
27 $(OUTPUT)/tm-signal-pagefault: CFLAGS += -pthread -m64
31 $(SIGNAL_CONTEXT_CHK_TESTS): tm-signal.S
D.gitignore4 tm-signal-msr-resv
5 tm-signal-stack
11 tm-signal-context-chk-fpu
12 tm-signal-context-chk-gpr
13 tm-signal-context-chk-vmx
14 tm-signal-context-chk-vsx
15 tm-signal-context-force-tm
16 tm-signal-sigreturn-nt
17 tm-signal-pagefault
/Linux-v5.10/drivers/staging/vt6655/
Dbaseband.c1778 phy->signal = 0x00; in vnt_get_phy_field()
1785 phy->signal = 0x09; in vnt_get_phy_field()
1787 phy->signal = 0x01; in vnt_get_phy_field()
1798 phy->signal = 0x0a; in vnt_get_phy_field()
1800 phy->signal = 0x02; in vnt_get_phy_field()
1815 phy->signal = 0x0b; in vnt_get_phy_field()
1817 phy->signal = 0x03; in vnt_get_phy_field()
1822 phy->signal = 0x9b; in vnt_get_phy_field()
1824 phy->signal = 0x8b; in vnt_get_phy_field()
1829 phy->signal = 0x9f; in vnt_get_phy_field()
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/Linux-v5.10/Documentation/devicetree/bindings/leds/
Dleds-bcm6328.txt14 should be controlled by a hardware signal instead of the MODE register value,
18 explained later in brcm,link-signal-sources). Even if a LED is hardware
34 - brcm,serial-clk-low : Boolean, makes clock signal active low.
36 - brcm,serial-dat-low : Boolean, makes data signal active low.
59 - brcm,link-signal-sources : An array of hardware link
60 signal sources. Up to four link hardware signals can get muxed into
63 4 to 7. A signal can be muxed to more than one LED, and one LED can
64 have more than one source signal.
65 - brcm,activity-signal-sources : An array of hardware activity
66 signal sources. Up to four activity hardware signals can get muxed into
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/Linux-v5.10/Documentation/devicetree/bindings/reset/
Dreset.txt8 Hardware blocks typically receive a reset signal. This signal is generated by
14 A reset signal is represented by the phandle of the provider, plus a reset
15 specifier - a list of DT cells that represents the reset signal within the
20 A word on where to place reset signal consumers in device tree: It is possible
21 in hardware for a reset signal to affect multiple logically separate HW blocks
22 at once. In this case, it would be unwise to represent this reset signal in
26 children of the bus are affected by the reset signal, or an individual HW
29 rather than to slavishly enumerate the reset signal that affects each HW
49 for each reset signal that affects the device, or that the
55 reset-names: List of reset signal name strings sorted in the same order as
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/Linux-v5.10/drivers/atm/
Dadummy.c49 int signal; in __set_signal() local
51 if (sscanf(buf, "%d", &signal) == 1) { in __set_signal()
53 if (signal < ATM_PHY_SIG_LOST || signal > ATM_PHY_SIG_FOUND) in __set_signal()
54 signal = ATM_PHY_SIG_UNKNOWN; in __set_signal()
56 atm_dev_signal_change(atm_dev, signal); in __set_signal()
66 return sprintf(buf, "%d\n", atm_dev->signal); in __show_signal()
68 static DEVICE_ATTR(signal, 0644, __show_signal, __set_signal);
/Linux-v5.10/drivers/gpu/drm/amd/display/dc/core/
Ddc_link.c471 enum signal_type signal = SIGNAL_TYPE_NONE; in decide_signal_from_strap_and_dongle_type() local
476 signal = SIGNAL_TYPE_HDMI_TYPE_A; in decide_signal_from_strap_and_dongle_type()
478 signal = SIGNAL_TYPE_DVI_SINGLE_LINK; in decide_signal_from_strap_and_dongle_type()
481 signal = SIGNAL_TYPE_DVI_SINGLE_LINK; in decide_signal_from_strap_and_dongle_type()
485 signal = SIGNAL_TYPE_HDMI_TYPE_A; in decide_signal_from_strap_and_dongle_type()
487 signal = SIGNAL_TYPE_DVI_SINGLE_LINK; in decide_signal_from_strap_and_dongle_type()
490 signal = SIGNAL_TYPE_NONE; in decide_signal_from_strap_and_dongle_type()
494 return signal; in decide_signal_from_strap_and_dongle_type()
524 bool dc_link_is_hdcp14(struct dc_link *link, enum signal_type signal) in dc_link_is_hdcp14() argument
528 switch (signal) { in dc_link_is_hdcp14()
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/Linux-v5.10/tools/testing/selftests/arm64/signal/
DREADME1 KSelfTest arm64/signal/
9 signal-test (setup/trigger/run/result/cleanup)
14 - Each signal testcase is compiled into its own executable: a separate
16 by receiving some kind of fatal signal from the Kernel, so it's safer
27 - 'mangle_' tests: a real signal (SIGUSR1) is raised and used as a trigger
28 and then the test case code modifies the signal frame from inside the
29 signal handler itself.
33 real signal return. This kind of tests does not use a trigger usually and
37 some fatal signal: usually SIGSEGV or SIGBUS. Since while writing this
57 - some fatal signal sent by the Kernel to the test process
/Linux-v5.10/tools/perf/ui/tui/
Dsetup.c53 signal(SIGWINCH, ui__sigwinch); in ui__setup_sigwinch()
148 signal(SIGSEGV, ui__signal_backtrace); in ui__init()
149 signal(SIGFPE, ui__signal_backtrace); in ui__init()
150 signal(SIGINT, ui__signal); in ui__init()
151 signal(SIGQUIT, ui__signal); in ui__init()
152 signal(SIGTERM, ui__signal); in ui__init()
/Linux-v5.10/kernel/
Dsignal.c89 if (unlikely(t->signal->flags & SIGNAL_UNKILLABLE) && in sig_task_ignored()
126 static inline bool has_pending_signals(sigset_t *signal, sigset_t *blocked) in has_pending_signals() argument
134 ready |= signal->sig[i] &~ blocked->sig[i]; in has_pending_signals()
137 case 4: ready = signal->sig[3] &~ blocked->sig[3]; in has_pending_signals()
138 ready |= signal->sig[2] &~ blocked->sig[2]; in has_pending_signals()
139 ready |= signal->sig[1] &~ blocked->sig[1]; in has_pending_signals()
140 ready |= signal->sig[0] &~ blocked->sig[0]; in has_pending_signals()
143 case 2: ready = signal->sig[1] &~ blocked->sig[1]; in has_pending_signals()
144 ready |= signal->sig[0] &~ blocked->sig[0]; in has_pending_signals()
147 case 1: ready = signal->sig[0] &~ blocked->sig[0]; in has_pending_signals()
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/Linux-v5.10/drivers/mailbox/
Dmailbox-test.c38 char *signal; member
65 if (!tdev->signal) { in mbox_test_signal_write()
66 tdev->signal = kzalloc(MBOX_MAX_SIG_LEN, GFP_KERNEL); in mbox_test_signal_write()
67 if (!tdev->signal) in mbox_test_signal_write()
71 if (copy_from_user(tdev->signal, userbuf, count)) { in mbox_test_signal_write()
72 kfree(tdev->signal); in mbox_test_signal_write()
73 tdev->signal = NULL; in mbox_test_signal_write()
127 if (tdev->tx_mmio && tdev->signal) { in mbox_test_message_write()
129 tdev->signal, MBOX_MAX_SIG_LEN); in mbox_test_message_write()
131 data = tdev->signal; in mbox_test_message_write()
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/Linux-v5.10/samples/bpf/
Dtest_overhead_kprobe_kern.c23 struct signal_struct *signal; in prog() local
36 signal = _(tsk->signal); in prog()
37 oom_score_adj = _(signal->oom_score_adj); in prog()
/Linux-v5.10/Documentation/devicetree/bindings/watchdog/
Daspeed-wdt.txt38 - aspeed,external-signal: If property is present then signal is sent to
40 specified no external signal is sent.
41 - aspeed,ext-pulse-duration: External signal pulse duration in microseconds
44 - aspeed,ext-push-pull: If aspeed,external-signal is present, set the pin's
46 - aspeed,ext-active-high: If aspeed,external-signal is present and and the pin
56 aspeed,external-signal;
/Linux-v5.10/include/linux/
Dtick.h210 extern void tick_nohz_dep_set_signal(struct signal_struct *signal,
212 extern void tick_nohz_dep_clear_signal(struct signal_struct *signal,
255 static inline void tick_dep_set_signal(struct signal_struct *signal, in tick_dep_set_signal() argument
259 tick_nohz_dep_set_signal(signal, bit); in tick_dep_set_signal()
261 static inline void tick_dep_clear_signal(struct signal_struct *signal, in tick_dep_clear_signal() argument
265 tick_nohz_dep_clear_signal(signal, bit); in tick_dep_clear_signal()
287 static inline void tick_dep_set_signal(struct signal_struct *signal, in tick_dep_set_signal() argument
289 static inline void tick_dep_clear_signal(struct signal_struct *signal, in tick_dep_clear_signal() argument
Doom.h62 current->signal->oom_flag_origin = true; in set_current_oom_origin()
67 current->signal->oom_flag_origin = false; in clear_current_oom_origin()
72 return p->signal->oom_flag_origin; in oom_task_origin()
77 return tsk->signal->oom_mm; in tsk_is_oom_victim()
/Linux-v5.10/include/linux/sched/
Dsignal.h71 sigset_t signal; member
363 return unlikely(sigismember(&p->pending.signal, SIGKILL)); in __fatal_signal_pending()
603 #define __for_each_thread(signal, t) \ argument
604 list_for_each_entry_rcu(t, &(signal)->thread_head, thread_node)
607 __for_each_thread((p)->signal, t)
623 pid = task->signal->pids[type]; in task_pid_type()
629 return task->signal->pids[PIDTYPE_TGID]; in task_tgid()
639 return task->signal->pids[PIDTYPE_PGID]; in task_pgrp()
644 return task->signal->pids[PIDTYPE_SID]; in task_session()
649 return task->signal->nr_threads; in get_nr_threads()
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/Linux-v5.10/tools/testing/selftests/arm64/fp/
DREADME30 Terminated by signal 15, no error, iterations=9467, signals=1014
33 Terminated by signal 15, no error, iterations=9448, signals=1028
36 Terminated by signal 15, no error, iterations=9436, signals=1039
39 Terminated by signal 15, no error, iterations=9421, signals=1039
42 Terminated by signal 15, no error, iterations=9403, signals=1039
45 Terminated by signal 15, no error, iterations=9385, signals=1036
48 Terminated by signal 15, no error, iterations=9376, signals=1039
51 Terminated by signal 15, no error, iterations=9361, signals=1039
54 Terminated by signal 15, no error, iterations=9350, signals=1039
/Linux-v5.10/arch/um/os-Linux/
Dutil.c103 signal(SIGWINCH, SIG_IGN); in os_fix_helper_signals()
104 signal(SIGINT, SIG_DFL); in os_fix_helper_signals()
105 signal(SIGTERM, SIG_DFL); in os_fix_helper_signals()
112 signal(SIGSEGV, SIG_DFL); in os_dump_core()
121 signal(SIGTERM, SIG_IGN); in os_dump_core()
/Linux-v5.10/drivers/gpu/drm/i915/
Di915_request.c48 void (*hook)(struct i915_request *rq, struct dma_fence *signal);
49 struct i915_request *signal; member
184 &cb->signal->fence); in irq_execute_cb_hook()
185 i915_request_put(cb->signal); in irq_execute_cb_hook()
359 static bool __request_in_flight(const struct i915_request *signal) in __request_in_flight() argument
364 if (!i915_request_is_ready(signal)) in __request_in_flight()
403 if (!intel_context_inflight(signal->context)) in __request_in_flight()
407 for (port = __engine_active(signal->engine); in __request_in_flight()
410 if (rq->context == signal->context) { in __request_in_flight()
412 signal->fence.seqno); in __request_in_flight()
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/Linux-v5.10/Documentation/devicetree/bindings/net/
Dsff,sfp.txt16 module presence input gpio signal, active (module absent) high. Must
20 Indication input gpio signal, active (signal lost) high
23 Fault input gpio signal, active (fault condition) high
26 output gpio signal, active (Tx disable) high
29 Select (AKA RS0) output gpio signal, low: low Rx rate, high: high Rx rate
33 Select (AKA RS1) output gpio signal (SFP+ only), low: low Tx rate, high:
/Linux-v5.10/Documentation/userspace-api/media/v4l/
Dext-ctrls-rf-tuner.rst14 converts that received signal to lower intermediate frequency (IF) or
43 Filter(s) on tuner signal path are used to filter signal according
59 The RF amplifier is the very first amplifier on the receiver signal
68 signal path. It is located very close to tuner antenna input. Used
75 Mixer gain is second gain stage on the RF tuner signal path. It is
76 located inside mixer block, where RF signal is down-converted by the
81 IF gain is last gain stage on the RF tuner signal path. It is
82 located on output of RF tuner. It controls signal level of

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