Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932782AbbHJKHs (ORCPT ); Mon, 10 Aug 2015 06:07:48 -0400 Received: from mail-wi0-f182.google.com ([209.85.212.182]:34919 "EHLO mail-wi0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933156AbbHJJyI (ORCPT ); Mon, 10 Aug 2015 05:54:08 -0400 From: Daniel Lezcano To: mingo@kernel.org Cc: tglx@linutronix.de, linux-kernel@vger.kernel.org, Viresh Kumar , Tomasz Figa , Kukjin Kim Subject: [PATCH 28/74] clockevents/drivers/samsung_pwm: Migrate to new 'set-state' interface Date: Mon, 10 Aug 2015 11:51:45 +0200 Message-Id: <1439200352-26767-28-git-send-email-daniel.lezcano@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1439200352-26767-1-git-send-email-daniel.lezcano@linaro.org> References: <55C87382.4070309@linaro.org> <1439200352-26767-1-git-send-email-daniel.lezcano@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2860 Lines: 87 From: Viresh Kumar Migrate samsung_pwm driver to the new 'set-state' interface provided by clockevents core, the earlier 'set-mode' interface is marked obsolete now. This also enables us to implement callbacks for new states of clockevent devices, for example: ONESHOT_STOPPED. Cc: Tomasz Figa Cc: Kukjin Kim Signed-off-by: Viresh Kumar Signed-off-by: Daniel Lezcano --- drivers/clocksource/samsung_pwm_timer.c | 41 +++++++++++++++------------------ 1 file changed, 19 insertions(+), 22 deletions(-) diff --git a/drivers/clocksource/samsung_pwm_timer.c b/drivers/clocksource/samsung_pwm_timer.c index 5645cfc..bc90e13 100644 --- a/drivers/clocksource/samsung_pwm_timer.c +++ b/drivers/clocksource/samsung_pwm_timer.c @@ -207,25 +207,18 @@ static int samsung_set_next_event(unsigned long cycles, return 0; } -static void samsung_set_mode(enum clock_event_mode mode, - struct clock_event_device *evt) +static int samsung_shutdown(struct clock_event_device *evt) { samsung_time_stop(pwm.event_id); + return 0; +} - switch (mode) { - case CLOCK_EVT_MODE_PERIODIC: - samsung_time_setup(pwm.event_id, pwm.clock_count_per_tick - 1); - samsung_time_start(pwm.event_id, true); - break; - - case CLOCK_EVT_MODE_ONESHOT: - break; - - case CLOCK_EVT_MODE_UNUSED: - case CLOCK_EVT_MODE_SHUTDOWN: - case CLOCK_EVT_MODE_RESUME: - break; - } +static int samsung_set_periodic(struct clock_event_device *evt) +{ + samsung_time_stop(pwm.event_id); + samsung_time_setup(pwm.event_id, pwm.clock_count_per_tick - 1); + samsung_time_start(pwm.event_id, true); + return 0; } static void samsung_clockevent_resume(struct clock_event_device *cev) @@ -240,12 +233,16 @@ static void samsung_clockevent_resume(struct clock_event_device *cev) } static struct clock_event_device time_event_device = { - .name = "samsung_event_timer", - .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT, - .rating = 200, - .set_next_event = samsung_set_next_event, - .set_mode = samsung_set_mode, - .resume = samsung_clockevent_resume, + .name = "samsung_event_timer", + .features = CLOCK_EVT_FEAT_PERIODIC | + CLOCK_EVT_FEAT_ONESHOT, + .rating = 200, + .set_next_event = samsung_set_next_event, + .set_state_shutdown = samsung_shutdown, + .set_state_periodic = samsung_set_periodic, + .set_state_oneshot = samsung_shutdown, + .tick_resume = samsung_shutdown, + .resume = samsung_clockevent_resume, }; static irqreturn_t samsung_clock_event_isr(int irq, void *dev_id) -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/