Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933409AbbHJJyy (ORCPT ); Mon, 10 Aug 2015 05:54:54 -0400 Received: from mail-wi0-f177.google.com ([209.85.212.177]:34625 "EHLO mail-wi0-f177.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933321AbbHJJyd (ORCPT ); Mon, 10 Aug 2015 05:54:33 -0400 From: Daniel Lezcano To: mingo@kernel.org Cc: tglx@linutronix.de, linux-kernel@vger.kernel.org, Viresh Kumar , Jingchang Lu , Stefan Agner , Shawn Guo Subject: [PATCH 47/74] clockevents/drivers/vf_pit: Migrate to new 'set-state' interface Date: Mon, 10 Aug 2015 11:52:04 +0200 Message-Id: <1439200352-26767-47-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: 2590 Lines: 80 From: Viresh Kumar Migrate vf_pit 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: Jingchang Lu Cc: Stefan Agner Cc: Shawn Guo Signed-off-by: Viresh Kumar Signed-off-by: Daniel Lezcano Acked-by: Stefan Agner --- drivers/clocksource/vf_pit_timer.c | 27 ++++++++++++--------------- 1 file changed, 12 insertions(+), 15 deletions(-) diff --git a/drivers/clocksource/vf_pit_timer.c b/drivers/clocksource/vf_pit_timer.c index b45ac62..f07ba99 100644 --- a/drivers/clocksource/vf_pit_timer.c +++ b/drivers/clocksource/vf_pit_timer.c @@ -86,20 +86,16 @@ static int pit_set_next_event(unsigned long delta, return 0; } -static void pit_set_mode(enum clock_event_mode mode, - struct clock_event_device *evt) +static int pit_shutdown(struct clock_event_device *evt) { - switch (mode) { - case CLOCK_EVT_MODE_PERIODIC: - pit_set_next_event(cycle_per_jiffy, evt); - break; - case CLOCK_EVT_MODE_SHUTDOWN: - case CLOCK_EVT_MODE_UNUSED: - pit_timer_disable(); - break; - default: - break; - } + pit_timer_disable(); + return 0; +} + +static int pit_set_periodic(struct clock_event_device *evt) +{ + pit_set_next_event(cycle_per_jiffy, evt); + return 0; } static irqreturn_t pit_timer_interrupt(int irq, void *dev_id) @@ -114,7 +110,7 @@ static irqreturn_t pit_timer_interrupt(int irq, void *dev_id) * and start the counter again. So software need to disable the timer * to stop the counter loop in ONESHOT mode. */ - if (likely(evt->mode == CLOCK_EVT_MODE_ONESHOT)) + if (likely(clockevent_state_oneshot(evt))) pit_timer_disable(); evt->event_handler(evt); @@ -125,7 +121,8 @@ static irqreturn_t pit_timer_interrupt(int irq, void *dev_id) static struct clock_event_device clockevent_pit = { .name = "VF pit timer", .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT, - .set_mode = pit_set_mode, + .set_state_shutdown = pit_shutdown, + .set_state_periodic = pit_set_periodic, .set_next_event = pit_set_next_event, .rating = 300, }; -- 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/