Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933290AbbHJJyW (ORCPT ); Mon, 10 Aug 2015 05:54:22 -0400 Received: from mail-wi0-f175.google.com ([209.85.212.175]:36997 "EHLO mail-wi0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933197AbbHJJyL (ORCPT ); Mon, 10 Aug 2015 05:54:11 -0400 From: Daniel Lezcano To: mingo@kernel.org Cc: tglx@linutronix.de, linux-kernel@vger.kernel.org, Viresh Kumar , Magnus Damm , Laurent Pinchart , Paul Mundt Subject: [PATCH 30/74] clockevents/drivers/sh_mtu2: Migrate to new 'set-state' interface Date: Mon, 10 Aug 2015 11:51:47 +0200 Message-Id: <1439200352-26767-30-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: 2962 Lines: 92 From: Viresh Kumar Migrate sh_mtu2 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: Magnus Damm Cc: Laurent Pinchart Cc: Paul Mundt Signed-off-by: Viresh Kumar Signed-off-by: Daniel Lezcano Acked-by: Laurent Pinchart --- drivers/clocksource/sh_mtu2.c | 42 ++++++++++++++++-------------------------- 1 file changed, 16 insertions(+), 26 deletions(-) diff --git a/drivers/clocksource/sh_mtu2.c b/drivers/clocksource/sh_mtu2.c index 3d88698..f1985da 100644 --- a/drivers/clocksource/sh_mtu2.c +++ b/drivers/clocksource/sh_mtu2.c @@ -276,36 +276,25 @@ static struct sh_mtu2_channel *ced_to_sh_mtu2(struct clock_event_device *ced) return container_of(ced, struct sh_mtu2_channel, ced); } -static void sh_mtu2_clock_event_mode(enum clock_event_mode mode, - struct clock_event_device *ced) +static int sh_mtu2_clock_event_shutdown(struct clock_event_device *ced) { struct sh_mtu2_channel *ch = ced_to_sh_mtu2(ced); - int disabled = 0; - /* deal with old setting first */ - switch (ced->mode) { - case CLOCK_EVT_MODE_PERIODIC: + sh_mtu2_disable(ch); + return 0; +} + +static int sh_mtu2_clock_event_set_periodic(struct clock_event_device *ced) +{ + struct sh_mtu2_channel *ch = ced_to_sh_mtu2(ced); + + if (clockevent_state_periodic(ced)) sh_mtu2_disable(ch); - disabled = 1; - break; - default: - break; - } - switch (mode) { - case CLOCK_EVT_MODE_PERIODIC: - dev_info(&ch->mtu->pdev->dev, - "ch%u: used for periodic clock events\n", ch->index); - sh_mtu2_enable(ch); - break; - case CLOCK_EVT_MODE_UNUSED: - if (!disabled) - sh_mtu2_disable(ch); - break; - case CLOCK_EVT_MODE_SHUTDOWN: - default: - break; - } + dev_info(&ch->mtu->pdev->dev, "ch%u: used for periodic clock events\n", + ch->index); + sh_mtu2_enable(ch); + return 0; } static void sh_mtu2_clock_event_suspend(struct clock_event_device *ced) @@ -327,7 +316,8 @@ static void sh_mtu2_register_clockevent(struct sh_mtu2_channel *ch, ced->features = CLOCK_EVT_FEAT_PERIODIC; ced->rating = 200; ced->cpumask = cpu_possible_mask; - ced->set_mode = sh_mtu2_clock_event_mode; + ced->set_state_shutdown = sh_mtu2_clock_event_shutdown; + ced->set_state_periodic = sh_mtu2_clock_event_set_periodic; ced->suspend = sh_mtu2_clock_event_suspend; ced->resume = sh_mtu2_clock_event_resume; -- 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/