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Message-Id: <1383057045-22608-2-git-send-email-laurent.pinchart+renesas@ideasonboard.com> Date: Tue, 29 Oct 2013 15:30:45 +0100 From: Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com> To: linux-arm-kernel@...ts.infradead.org Cc: linux-sh@...r.kernel.org, Mike Turquette <mturquette@...aro.org>, Daniel Lezcano <daniel.lezcano@...aro.org>, linux-kernel@...r.kernel.org Subject: [PATCH v2 2/2] clocksource: sh_mtu2: Add clk_prepare/unprepare support Prepare the clock at probe time, as there is no other appropriate place in the driver where we're allowed to sleep. Cc: Daniel Lezcano <daniel.lezcano@...aro.org> Cc: linux-kernel@...r.kernel.org Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com> --- drivers/clocksource/sh_mtu2.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/clocksource/sh_mtu2.c b/drivers/clocksource/sh_mtu2.c index e6cfb32..3cf1283 100644 --- a/drivers/clocksource/sh_mtu2.c +++ b/drivers/clocksource/sh_mtu2.c @@ -313,13 +313,18 @@ static int sh_mtu2_setup(struct sh_mtu2_priv *p, struct platform_device *pdev) goto err1; } + ret = clk_prepare(p->clk); + if (ret < 0) + goto err2; + ret = sh_mtu2_register(p, (char *)dev_name(&p->pdev->dev), cfg->clockevent_rating); if (ret < 0) - goto err2; + goto err3; return 0; - + err3: + clk_unprepare(p->clk); err2: clk_put(p->clk); err1: -- 1.8.1.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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