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/linux/drivers/clocksource/
H A Dtimer-ti-dm.c33 #include <clocksource/timer-ti-dm.h>
37 * timer errata flags
41 * timer counter register is never read. For more details please refer to
159 * dmtimer_read - read timer registers in posted and non-posted mode
160 * @timer: timer pointer over which read operation to perform
167 static inline u32 dmtimer_read(struct dmtimer *timer, u32 reg) in dmtimer_read() argument
175 if (wp && timer->posted) in dmtimer_read()
176 while (readl_relaxed(timer->pend) & wp) in dmtimer_read()
179 return readl_relaxed(timer->func_base + offset); in dmtimer_read()
183 * dmtimer_write - write timer registers in posted and non-posted mode
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H A Dtimer-zevio.c3 * linux/drivers/clocksource/zevio-timer.c
64 struct zevio_timer *timer = container_of(dev, struct zevio_timer, in zevio_timer_set_event() local
67 writel(delta, timer->timer1 + IO_CURRENT_VAL); in zevio_timer_set_event()
69 timer->timer1 + IO_CONTROL); in zevio_timer_set_event()
76 struct zevio_timer *timer = container_of(dev, struct zevio_timer, in zevio_timer_shutdown() local
79 /* Disable timer interrupts */ in zevio_timer_shutdown()
80 writel(0, timer->interrupt_regs + IO_INTR_MSK); in zevio_timer_shutdown()
81 writel(TIMER_INTR_ALL, timer->interrupt_regs + IO_INTR_ACK); in zevio_timer_shutdown()
82 /* Stop timer */ in zevio_timer_shutdown()
83 writel(CNTL_STOP_TIMER, timer->timer1 + IO_CONTROL); in zevio_timer_shutdown()
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H A Dtimer-microchip-pit64b.c3 * 64-bit Periodic Interval Timer driver
38 #define MCHP_PIT64B_TLSBR 0x20 /* Timer LSB Register */
40 #define MCHP_PIT64B_TMSBR 0x24 /* Timer MSB Register */
51 * struct mchp_pit64b_timer - PIT64B timer data structure
66 * @timer: PIT64B timer
70 struct mchp_pit64b_timer timer; member
80 * @timer: PIT64B timer
84 struct mchp_pit64b_timer timer; member
92 /* Base address for clocksource timer. */
94 /* Default cycles for clockevent timer. */
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H A Dtimer-rockchip.c3 * Rockchip timer support
44 struct rk_timer timer; member
52 return &container_of(ce, struct rk_clkevt, ce)->timer; in rk_timer()
55 static inline void rk_timer_disable(struct rk_timer *timer) in rk_timer_disable() argument
57 writel_relaxed(TIMER_DISABLE, timer->ctrl); in rk_timer_disable()
60 static inline void rk_timer_enable(struct rk_timer *timer, u32 flags) in rk_timer_enable() argument
62 writel_relaxed(TIMER_ENABLE | flags, timer->ctrl); in rk_timer_enable()
66 struct rk_timer *timer) in rk_timer_update_counter() argument
68 writel_relaxed(cycles, timer->base + TIMER_LOAD_COUNT0); in rk_timer_update_counter()
69 writel_relaxed(0, timer->base + TIMER_LOAD_COUNT1); in rk_timer_update_counter()
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H A Dbcm2835_timer.c46 struct bcm2835_timer *timer = container_of(evt_dev, in bcm2835_time_set_next_event() local
49 timer->compare); in bcm2835_time_set_next_event()
55 struct bcm2835_timer *timer = dev_id; in bcm2835_time_interrupt() local
57 if (readl_relaxed(timer->control) & timer->match_mask) { in bcm2835_time_interrupt()
58 writel_relaxed(timer->match_mask, timer->control); in bcm2835_time_interrupt()
60 event_handler = READ_ONCE(timer->evt.event_handler); in bcm2835_time_interrupt()
62 event_handler(&timer->evt); in bcm2835_time_interrupt()
74 struct bcm2835_timer *timer; in bcm2835_timer_init() local
101 timer = kzalloc(sizeof(*timer), GFP_KERNEL); in bcm2835_timer_init()
102 if (!timer) { in bcm2835_timer_init()
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H A Dingenic-timer.c67 to_ingenic_tcu(struct ingenic_tcu_timer *timer) in to_ingenic_tcu() argument
69 return container_of(timer, struct ingenic_tcu, timers[timer->cpu]); in to_ingenic_tcu()
80 struct ingenic_tcu_timer *timer = to_ingenic_tcu_timer(evt); in ingenic_tcu_cevt_set_state_shutdown() local
81 struct ingenic_tcu *tcu = to_ingenic_tcu(timer); in ingenic_tcu_cevt_set_state_shutdown()
83 regmap_write(tcu->map, TCU_REG_TECR, BIT(timer->channel)); in ingenic_tcu_cevt_set_state_shutdown()
91 struct ingenic_tcu_timer *timer = to_ingenic_tcu_timer(evt); in ingenic_tcu_cevt_set_next() local
92 struct ingenic_tcu *tcu = to_ingenic_tcu(timer); in ingenic_tcu_cevt_set_next()
97 regmap_write(tcu->map, TCU_REG_TDFRc(timer->channel), next); in ingenic_tcu_cevt_set_next()
98 regmap_write(tcu->map, TCU_REG_TCNTc(timer->channel), 0); in ingenic_tcu_cevt_set_next()
99 regmap_write(tcu->map, TCU_REG_TESR, BIT(timer->channel)); in ingenic_tcu_cevt_set_next()
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H A Dtimer-cadence-ttc.c3 * This file contains driver for the Cadence Triple Timer Counter Rev 06
7 * based on arch/mips/kernel/time.c timer driver
25 * T1: Timer 1, clocksource for generic timekeeping
26 * T2: Timer 2, clockevent source for hrtimers
27 * T3: Timer 3, <unused>
29 * The input frequency to the timer module for emulation is 2.5MHz which is
30 * common to all the timer channels (T1, T2, and T3). With a pre-scaler of 32,
33 * The input frequency to the timer module in silicon is configurable and
38 * Timer Register Offset Definitions of Timer 1, Increment base address by 4
39 * and use same offsets for Timer 2
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/linux/drivers/rtc/
H A Drtc-brcmstb-waketimer.c48 static inline bool brcmstb_waketmr_is_pending(struct brcmstb_waketmr *timer) in brcmstb_waketmr_is_pending() argument
52 reg = readl_relaxed(timer->base + BRCMSTB_WKTMR_EVENT); in brcmstb_waketmr_is_pending()
56 static inline void brcmstb_waketmr_clear_alarm(struct brcmstb_waketmr *timer) in brcmstb_waketmr_clear_alarm() argument
60 if (timer->alarm_en && timer->alarm_irq) in brcmstb_waketmr_clear_alarm()
61 disable_irq(timer->alarm_irq); in brcmstb_waketmr_clear_alarm()
62 timer->alarm_en = false; in brcmstb_waketmr_clear_alarm()
63 reg = readl_relaxed(timer->base + BRCMSTB_WKTMR_COUNTER); in brcmstb_waketmr_clear_alarm()
64 writel_relaxed(reg - 1, timer->base + BRCMSTB_WKTMR_ALARM); in brcmstb_waketmr_clear_alarm()
65 writel_relaxed(WKTMR_ALARM_EVENT, timer->base + BRCMSTB_WKTMR_EVENT); in brcmstb_waketmr_clear_alarm()
66 (void)readl_relaxed(timer->base + BRCMSTB_WKTMR_EVENT); in brcmstb_waketmr_clear_alarm()
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/linux/include/linux/
H A Dhrtimer.h21 #include <linux/timer.h>
28 * HRTIMER_MODE_PINNED - Timer is bound to CPU (is only considered
29 * when starting the timer)
30 * HRTIMER_MODE_SOFT - Timer callback function will be executed in
32 * HRTIMER_MODE_HARD - Timer callback function will be executed in
59 * Values to track state of the timer
66 * The callback state is not part of the timer->state because clearing it would
67 * mean touching the timer after the callback, this makes it impossible to free
68 * the timer from the callback function.
72 * timer->base->cpu_base->running == timer
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/linux/tools/testing/selftests/kvm/arm64/
H A Darch_timer_edge_cases.c3 * arch_timer_edge_cases.c - Tests the aarch64 timer IRQ functionality.
5 * The test validates some edge cases related to the arch-timer:
11 * - masking/unmasking using the timer control mask.
53 /* Virtual or physical timer and counter tests. */
54 enum arch_timer timer; member
55 /* Delay used for most timer tests. */
61 /* Whether to test the physical timer. */
63 /* Whether to test the virtual timer. */
85 typedef void (*sleep_method_t)(enum arch_timer timer, uint64_t usec);
87 static void sleep_poll(enum arch_timer timer, uint64_t usec);
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/linux/net/netfilter/
H A Dxt_IDLETIMER.c5 * Netfilter module to trigger a timer when packet matches.
6 * After timer expires a kevent will be sent.
20 #include <linux/timer.h>
35 struct timer_list timer; member
66 struct idletimer_tg *timer; in idletimer_tg_show() local
73 timer = __idletimer_tg_find_by_label(attr->attr.name); in idletimer_tg_show()
74 if (timer) { in idletimer_tg_show()
75 if (timer->timer_type & XT_IDLETIMER_ALARM) { in idletimer_tg_show()
76 ktime_t expires_alarm = alarm_expires_remaining(&timer->alarm); in idletimer_tg_show()
80 expires = timer->timer.expires; in idletimer_tg_show()
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/linux/sound/core/
H A Dtimer.c19 #include <sound/timer.h>
39 MODULE_DESCRIPTION("ALSA timer interface");
47 MODULE_ALIAS("devname:snd/timer");
116 /* Internal data structure for keeping the state of the userspace-driven timer */
119 struct snd_timer *timer; member
140 static int snd_timer_free(struct snd_timer *timer);
145 static void snd_timer_reschedule(struct snd_timer * timer, unsigned long ticks_left);
148 * create a timer instance with the given owner string.
184 * find a timer instance from the given timer id
188 struct snd_timer *timer; in snd_timer_find() local
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H A Dpcm_timer.c11 #include <sound/timer.h>
16 * Timer functions
44 "pcm timer resolution out of range (rate = %u, period_size = %lu)\n", in snd_pcm_timer_resolution_change()
52 static unsigned long snd_pcm_timer_resolution(struct snd_timer * timer) in snd_pcm_timer_resolution() argument
56 substream = timer->private_data; in snd_pcm_timer_resolution()
60 static int snd_pcm_timer_start(struct snd_timer * timer) in snd_pcm_timer_start() argument
64 substream = snd_timer_chip(timer); in snd_pcm_timer_start()
69 static int snd_pcm_timer_stop(struct snd_timer * timer) in snd_pcm_timer_stop() argument
73 substream = snd_timer_chip(timer); in snd_pcm_timer_stop()
92 static void snd_pcm_timer_free(struct snd_timer *timer) in snd_pcm_timer_free() argument
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/linux/arch/s390/kernel/
H A Dvtime.c3 * Virtual cpu timer based timer functions.
39 u64 timer; in set_vtimer() local
42 " stpt %0\n" /* Store current cpu timer value */ in set_vtimer()
44 : "=Q" (timer) : "Q" (expires)); in set_vtimer()
45 lc->system_timer += lc->last_update_timer - timer; in set_vtimer()
120 u64 timer, clock, user, guest, system, hardirq, softirq; in do_account_vtime() local
123 timer = lc->last_update_timer; in do_account_vtime()
126 " stpt %0\n" /* Store current cpu timer value */ in do_account_vtime()
132 timer -= lc->last_update_timer; in do_account_vtime()
135 lc->hardirq_timer += timer; in do_account_vtime()
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/linux/Documentation/devicetree/bindings/timer/
H A Dti,timer-dm.yaml4 $id: http://devicetree.org/schemas/timer/ti,timer-dm.yaml#
7 title: TI dual-mode timer
13 The TI dual-mode timer is a general purpose timer with PWM capabilities.
20 - ti,am335x-timer
21 - ti,am335x-timer-1ms
22 - ti,am654-timer
23 - ti,dm814-timer
24 - ti,dm816-timer
25 - ti,omap2420-timer
26 - ti,omap3430-timer
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H A Drockchip,rk-timer.yaml4 $id: http://devicetree.org/schemas/timer/rockchip,rk-timer.yaml#
7 title: Rockchip Timer
15 - const: rockchip,rk3288-timer
16 - const: rockchip,rk3399-timer
19 - rockchip,rv1108-timer
20 - rockchip,rv1126-timer
21 - rockchip,rk3036-timer
22 - rockchip,rk3128-timer
23 - rockchip,rk3188-timer
24 - rockchip,rk3228-timer
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/linux/arch/nios2/kernel/
H A Dtime.c22 #define ALTR_TIMER_COMPATIBLE "altr,timer-1.0"
42 struct nios2_timer timer; member
47 struct nios2_timer timer; member
63 static u16 timer_readw(struct nios2_timer *timer, u32 offs) in timer_readw() argument
65 return readw(timer->base + offs); in timer_readw()
68 static void timer_writew(struct nios2_timer *timer, u16 val, u32 offs) in timer_writew() argument
70 writew(val, timer->base + offs); in timer_writew()
73 static inline unsigned long read_timersnapshot(struct nios2_timer *timer) in read_timersnapshot() argument
77 timer_writew(timer, 0, ALTERA_TIMER_SNAPL_REG); in read_timersnapshot()
78 count = timer_readw(timer, ALTERA_TIMER_SNAPH_REG) << 16 | in read_timersnapshot()
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/linux/include/linux/mfd/
H A Drz-mtu3.h13 #define RZ_MTU3_TSTRA 0x080 /* Timer start register A */
14 #define RZ_MTU3_TSTRB 0x880 /* Timer start register B */
17 #define RZ_MTU3_TDDRA 0x016 /* Timer dead time data register A */
18 #define RZ_MTU3_TDDRB 0x816 /* Timer dead time data register B */
19 #define RZ_MTU3_TCDRA 0x014 /* Timer cycle data register A */
20 #define RZ_MTU3_TCDRB 0x814 /* Timer cycle data register B */
21 #define RZ_MTU3_TCBRA 0x022 /* Timer cycle buffer register A */
22 #define RZ_MTU3_TCBRB 0x822 /* Timer cycle buffer register B */
23 #define RZ_MTU3_TCNTSA 0x020 /* Timer subcounter A */
24 #define RZ_MTU3_TCNTSB 0x820 /* Timer subcounter B */
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/linux/sound/core/seq/oss/
H A Dseq_oss_timer.c5 * Timer control routines
24 static void calc_alsa_tempo(struct seq_oss_timer *timer);
29 * create and register a new timer.
54 * delete timer.
55 * if no more timer exists, stop the queue.
70 * 0 : not a timer event -- enqueue this event
116 calc_alsa_tempo(struct seq_oss_timer *timer) in calc_alsa_tempo() argument
118 timer->tempo = (60 * 1000000) / timer->oss_tempo; in calc_alsa_tempo()
119 timer->ppq = timer->oss_timebase; in calc_alsa_tempo()
124 * dispatch a timer event
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/linux/tools/testing/selftests/bpf/progs/
H A Dtimer.c13 struct bpf_timer timer; member
73 static int timer_cb1(void *map, int *key, struct bpf_timer *timer) in timer_cb1() argument
76 * Once via array timer callback and once via lru timer callback in timer_cb1()
80 /* *key == 0 - the callback was called for array timer. in timer_cb1()
81 * *key == 4 - the callback was called from lru timer. in timer_cb1()
87 /* rearm array timer to be called again in ~35 seconds */ in timer_cb1()
88 if (bpf_timer_start(timer, 1ull << 35, 0) != 0) in timer_cb1()
113 * element and force deletion of this timer in timer_cb1()
120 * which means that key/timer memory was reused in timer_cb1()
126 /* check that the timer was removed */ in timer_cb1()
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/linux/arch/loongarch/kvm/
H A Dtimer.c12 * ktime_to_tick() - Scale ktime_t to timer tick value.
28 enum hrtimer_restart kvm_swtimer_wakeup(struct hrtimer *timer) in kvm_swtimer_wakeup() argument
32 vcpu = container_of(timer, struct kvm_vcpu, arch.swtimer); in kvm_swtimer_wakeup()
40 * Initialise the timer to the specified frequency, zero it
51 * Restore soft timer state from saved context.
61 * Set guest stable timer cfg csr in kvm_restore_timer()
62 * Disable timer before restore estat CSR register, avoid to in kvm_restore_timer()
63 * get invalid timer interrupt for old timer cfg in kvm_restore_timer()
71 /* Guest timer is disabled, just restore timer registers */ in kvm_restore_timer()
77 * Freeze the soft-timer and sync the guest stable timer with it. in kvm_restore_timer()
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/linux/arch/powerpc/sysdev/
H A Dfsl_gtm.c38 u8 gtcfr1; /* Timer 1, Timer 2 global config register */
40 u8 gtcfr2; /* Timer 3, timer 4 global config register */
42 __be16 gtmdr1; /* Timer 1 mode register */
43 __be16 gtmdr2; /* Timer 2 mode register */
44 __be16 gtrfr1; /* Timer 1 reference register */
45 __be16 gtrfr2; /* Timer 2 reference register */
46 __be16 gtcpr1; /* Timer 1 capture register */
47 __be16 gtcpr2; /* Timer 2 capture register */
48 __be16 gtcnr1; /* Timer 1 counter */
49 __be16 gtcnr2; /* Timer 2 counter */
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/linux/include/trace/events/
H A Dtimer.h3 #define TRACE_SYSTEM timer
10 #include <linux/timer.h>
14 TP_PROTO(struct timer_list *timer),
16 TP_ARGS(timer),
19 __field( void *, timer )
23 __entry->timer = timer;
26 TP_printk("timer=%p", __entry->timer)
30 * timer_init - called when the timer is initialized
31 * @timer: pointer to struct timer_list
35 TP_PROTO(struct timer_list *timer),
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/linux/include/linux/platform_data/
H A Ddmtimer-omap.h17 int (*free)(struct omap_dm_timer *timer);
19 void (*enable)(struct omap_dm_timer *timer);
20 void (*disable)(struct omap_dm_timer *timer);
22 int (*get_irq)(struct omap_dm_timer *timer);
23 int (*set_int_enable)(struct omap_dm_timer *timer,
25 int (*set_int_disable)(struct omap_dm_timer *timer, u32 mask);
27 struct clk *(*get_fclk)(struct omap_dm_timer *timer);
29 int (*start)(struct omap_dm_timer *timer);
30 int (*stop)(struct omap_dm_timer *timer);
31 int (*set_source)(struct omap_dm_timer *timer, int source);
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/linux/drivers/isdn/mISDN/
H A Dtimerdev.c4 * general timer device for using in ISDN stacks
14 #include <linux/timer.h>
68 struct mISDNtimer *timer, *next; in mISDN_close() local
75 timer = list_first_entry(list, struct mISDNtimer, list); in mISDN_close()
77 timer_shutdown_sync(&timer->tl); in mISDN_close()
80 list_del(&timer->list); in mISDN_close()
81 kfree(timer); in mISDN_close()
85 list_for_each_entry_safe(timer, next, &dev->expired, list) { in mISDN_close()
86 kfree(timer); in mISDN_close()
97 struct mISDNtimer *timer; in mISDN_read() local
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