From: Alex Bligh <alex@alex.org.uk>
To: qemu-devel@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>,
Anthony Liguori <aliguori@us.ibm.com>,
Alex Bligh <alex@alex.org.uk>,
Jan Kiszka <jan.kiszka@siemens.com>,
liu ping fan <qemulist@gmail.com>,
Stefan Hajnoczi <stefanha@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>,
MORITA Kazutaka <morita.kazutaka@lab.ntt.co.jp>,
rth@twiddle.net
Subject: [Qemu-devel] [PATCHv11 18/31] aio / timers: Introduce new API timer_new and friends
Date: Thu, 15 Aug 2013 21:34:26 +0100 [thread overview]
Message-ID: <1376598879-18976-19-git-send-email-alex@alex.org.uk> (raw)
In-Reply-To: <1376598879-18976-1-git-send-email-alex@alex.org.uk>
Introduce new API for creating timers - timer_new and
_ns, _ms, _us derivatives.
Signed-off-by: Alex Bligh <alex@alex.org.uk>
---
include/qemu/timer.h | 69 ++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 69 insertions(+)
diff --git a/include/qemu/timer.h b/include/qemu/timer.h
index 619b7a2..dcfaba9 100644
--- a/include/qemu/timer.h
+++ b/include/qemu/timer.h
@@ -370,6 +370,24 @@ static inline QEMUTimer *timer_new_tl(QEMUTimerList *timer_list,
return ts;
}
+/**
+ * timer_new:
+ * @type: the clock type to use
+ * @scale: the scale value for the tiemr
+ * @cb: the callback to be called when the timer expires
+ * @opaque: the opaque pointer to be passed to the callback
+ *
+ * Creeate a new timer and associate it with the default
+ * timer list for the clock type @type.
+ *
+ * Returns: a pointer to the timer
+ */
+static inline QEMUTimer *timer_new(QEMUClockType type, int scale,
+ QEMUTimerCB *cb, void *opaque)
+{
+ return timer_new_tl(main_loop_tlg.tl[type], scale, cb, opaque);
+}
+
void qemu_free_timer(QEMUTimer *ts);
void qemu_del_timer(QEMUTimer *ts);
void qemu_mod_timer_ns(QEMUTimer *ts, int64_t expire_time);
@@ -493,6 +511,23 @@ static inline QEMUTimer *qemu_new_timer_ns(QEMUClock *clock, QEMUTimerCB *cb,
}
/**
+ * timer_new_ns:
+ * @clock: the clock to associate with the timer
+ * @callback: the callback to call when the timer expires
+ * @opaque: the opaque pointer to pass to the callback
+ *
+ * Create a new timer with nanosecond scale on the default timer list
+ * associated with the clock.
+ *
+ * Returns: a pointer to the newly created timer
+ */
+static inline QEMUTimer *timer_new_ns(QEMUClockType type, QEMUTimerCB *cb,
+ void *opaque)
+{
+ return timer_new(type, SCALE_NS, cb, opaque);
+}
+
+/**
* qemu_new_timer_us:
* @clock: the clock to associate with the timer
* @callback: the callback to call when the timer expires
@@ -511,6 +546,23 @@ static inline QEMUTimer *qemu_new_timer_us(QEMUClock *clock,
}
/**
+ * timer_new_us:
+ * @clock: the clock to associate with the timer
+ * @callback: the callback to call when the timer expires
+ * @opaque: the opaque pointer to pass to the callback
+ *
+ * Create a new timer with microsecond scale on the default timer list
+ * associated with the clock.
+ *
+ * Returns: a pointer to the newly created timer
+ */
+static inline QEMUTimer *timer_new_us(QEMUClockType type, QEMUTimerCB *cb,
+ void *opaque)
+{
+ return timer_new(type, SCALE_US, cb, opaque);
+}
+
+/**
* qemu_new_timer_ms:
* @clock: the clock to associate with the timer
* @callback: the callback to call when the timer expires
@@ -528,6 +580,23 @@ static inline QEMUTimer *qemu_new_timer_ms(QEMUClock *clock,
return qemu_new_timer(clock, SCALE_MS, cb, opaque);
}
+/**
+ * timer_new_ms:
+ * @clock: the clock to associate with the timer
+ * @callback: the callback to call when the timer expires
+ * @opaque: the opaque pointer to pass to the callback
+ *
+ * Create a new timer with millisecond scale on the default timer list
+ * associated with the clock.
+ *
+ * Returns: a pointer to the newly created timer
+ */
+static inline QEMUTimer *timer_new_ms(QEMUClockType type, QEMUTimerCB *cb,
+ void *opaque)
+{
+ return timer_new(type, SCALE_MS, cb, opaque);
+}
+
static inline int64_t qemu_get_clock_ms(QEMUClock *clock)
{
return qemu_get_clock_ns(clock) / SCALE_MS;
--
1.7.9.5
next prev parent reply other threads:[~2013-08-15 20:35 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-15 20:34 [Qemu-devel] [PATCHv11 00/31] aio / timers: Add AioContext timers and use ppoll Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 01/31] aio / timers: Rename qemu_timer_* functions Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 02/31] aio / timers: Rename qemu_new_clock and expose clock types Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 03/31] aio / timers: add qemu-timer.c utility functions Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 04/31] aio / timers: Consistent treatment of disabled clocks for deadlines Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 05/31] aio / timers: add ppoll support with qemu_poll_ns Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 06/31] aio / timers: Add prctl(PR_SET_TIMERSLACK, 1, ...) to reduce timer slack Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 07/31] aio / timers: Make qemu_run_timers and qemu_run_all_timers return progress Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 08/31] aio / timers: Split QEMUClock into QEMUClock and QEMUTimerList Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 09/31] aio / timers: Untangle include files Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 10/31] aio / timers: Add QEMUTimerListGroup and helper functions Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 11/31] aio / timers: Add QEMUTimerListGroup to AioContext Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 12/31] aio / timers: Add a notify callback to QEMUTimerList Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 13/31] aio / timers: aio_ctx_prepare sets timeout from AioContext timers Alex Bligh
2013-08-20 3:08 ` Wenchao Xia
2013-08-20 6:48 ` Alex Bligh
2013-08-20 7:19 ` Wenchao Xia
2013-08-20 9:29 ` Alex Bligh
2013-08-20 11:19 ` Wenchao Xia
2013-08-20 13:35 ` Alex Bligh
2013-08-21 9:01 ` Stefan Hajnoczi
2013-08-21 10:07 ` Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 14/31] aio / timers: Add aio_timer_init & aio_timer_new wrappers Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 15/31] aio / timers: Convert aio_poll to use AioContext timers' deadline Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 16/31] aio / timers: Convert mainloop to use timeout Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 17/31] aio / timers: On timer modification, qemu_notify or aio_notify Alex Bligh
2013-08-15 20:34 ` Alex Bligh [this message]
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 19/31] aio / timers: Use all timerlists in icount warp calculations Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 20/31] aio / timers: Add documentation and new format calls Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 21/31] aio / timers: Remove alarm timers Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 22/31] aio / timers: Remove legacy qemu_clock_deadline & qemu_timerlist_deadline Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 23/31] aio / timers: Add qemu_clock_get_ms and qemu_clock_get_ms Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 24/31] aio / timers: Rearrange timer.h & make legacy functions call non-legacy Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 25/31] aio / timers: Remove main_loop_timerlist Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 26/31] aio / timers: Convert rtc_clock to be a QEMUClockType Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 27/31] aio / timers: convert block_job_sleep_ns and co_sleep_ns to new API Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 28/31] aio / timers: Add test harness for AioContext timers Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 29/31] aio / timers: Add scripts/switch-timer-api Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 30/31] aio / timers: Switch entire codebase to the new timer API Alex Bligh
2013-08-15 20:34 ` [Qemu-devel] [PATCHv11 31/31] aio / timers: Remove legacy interface Alex Bligh
2013-08-16 15:24 ` [Qemu-devel] [PATCHv11 00/31] aio / timers: Add AioContext timers and use ppoll Stefan Hajnoczi
2013-08-16 15:37 ` Alex Bligh
2013-08-19 12:40 ` Stefan Hajnoczi
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