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From:   viktor.barna@celeno.com
To:     linux-wireless@vger.kernel.org
Cc:     Kalle Valo <kvalo@codeaurora.org>,
        "David S . Miller" <davem@davemloft.net>,
        Jakub Kicinski <kuba@kernel.org>,
        Aviad Brikman <aviad.brikman@celeno.com>,
        Eliav Farber <eliav.farber@gmail.com>,
        Oleksandr Savchenko <oleksandr.savchenko@celeno.com>,
        Shay Bar <shay.bar@celeno.com>,
        Viktor Barna <viktor.barna@celeno.com>
Subject: [RFC v1 227/256] cl8k: add utils/timer.c
Date:   Thu, 17 Jun 2021 16:01:54 +0000
Message-Id: <20210617160223.160998-228-viktor.barna@celeno.com>
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From: Viktor Barna <viktor.barna@celeno.com>

(Part of the split. Please, take a look at the cover letter for more
details).

Signed-off-by: Viktor Barna <viktor.barna@celeno.com>
---
 .../net/wireless/celeno/cl8k/utils/timer.c    | 72 +++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 drivers/net/wireless/celeno/cl8k/utils/timer.c

diff --git a/drivers/net/wireless/celeno/cl8k/utils/timer.c b/drivers/net/w=
ireless/celeno/cl8k/utils/timer.c
new file mode 100644
index 000000000000..8ab8b44ef085
--- /dev/null
+++ b/drivers/net/wireless/celeno/cl8k/utils/timer.c
@@ -0,0 +1,72 @@
+// SPDX-License-Identifier: MIT
+/* Copyright(c) 2019-2021, Celeno Communications Ltd. */
+
+#include "utils/timer.h"
+
+static void cl_timer_func(struct timer_list *t)
+{
+       struct cl_timer *timer =3D from_timer(timer, t, obj);
+
+       timer->f(timer->data);
+       if (timer->enable && timer->periodic)
+               cl_timer_enable(timer);
+}
+
+void cl_timer_init(struct cl_timer *timer,
+                  void (*f)(unsigned long),
+                  unsigned long data,
+                  unsigned long period,
+                  bool periodic)
+{
+       timer_setup(&timer->obj, cl_timer_func, 0);
+       cl_timer_period_set(timer, period);
+       timer->data =3D data;
+       timer->f =3D f;
+       timer->periodic =3D periodic;
+       timer->enable =3D false;
+}
+
+void cl_timer_period_set(struct cl_timer *timer, unsigned long period)
+{
+       atomic_set(&timer->period, msecs_to_jiffies(period));
+}
+
+void cl_timer_enable(struct cl_timer *timer)
+{
+       if (timer_pending(&timer->obj))
+               return;
+
+       timer->obj.expires =3D jiffies + atomic_read(&timer->period);
+       timer->enable =3D true;
+       add_timer(&timer->obj);
+}
+
+void cl_timer_disable(struct cl_timer *timer)
+{
+       if (timer->enable) {
+               timer->enable =3D false;
+               del_timer(&timer->obj);
+       }
+}
+
+void cl_timer_disable_sync(struct cl_timer *timer)
+{
+       if (timer->enable) {
+               timer->enable =3D false;
+               del_timer_sync(&timer->obj);
+       }
+}
+
+void cl_timer_rearm(struct cl_timer *timer)
+{
+       timer->enable =3D true;
+
+       mod_timer(&timer->obj, jiffies + atomic_read(&timer->period));
+}
+
+int cl_timer_rearm_offset(struct cl_timer *timer, unsigned long time_offse=
t)
+{
+       timer->enable =3D true;
+
+       return mod_timer(&timer->obj, time_offset + atomic_read(&timer->per=
iod));
+}
--
2.30.0

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