From: Russell King - ARM Linux <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>
To: Colin Cross <ccross-z5hGa2qSFaRBDgjK7y7TUQ@public.gmane.org>
Cc: linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
konkers-z5hGa2qSFaRBDgjK7y7TUQ@public.gmane.org,
mike-UTxiZqZC01RS1MOuV/RT9w@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
olof-nZhT3qVonbNeoWH0uzbU5w@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: Re: [PATCH 5/7] ARM: tegra: timer: Enable timer and rtc clocks
Date: Tue, 22 Feb 2011 20:56:34 +0000 [thread overview]
Message-ID: <20110222205634.GF29559@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <1298342392-21236-6-git-send-email-ccross-z5hGa2qSFaRBDgjK7y7TUQ@public.gmane.org>
On Mon, Feb 21, 2011 at 06:39:50PM -0800, Colin Cross wrote:
> + struct clk *clk;
> unsigned long rate = clk_measure_input_freq();
> int ret;
>
> + clk = clk_get_sys("timer", NULL);
> + BUG_ON(IS_ERR(clk));
> + clk_enable(clk);
> + clk_put(clk);
> +
> + clk = clk_get_sys("rtc-tegra", NULL);
> + BUG_ON(IS_ERR(clk));
> + clk_enable(clk);
> + clk_put(clk);
It's probably better to leave them get'd if you're continuing to use
them and just forget the reference.
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next prev parent reply other threads:[~2011-02-22 20:56 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-22 2:39 [PATCH 0/7] Second batch of Tegra clock updates for 2.6.39 Colin Cross
2011-02-22 2:39 ` [PATCH 1/7] ARM: tegra: clock: Refcount periph clock enables Colin Cross
[not found] ` <1298342392-21236-2-git-send-email-ccross-z5hGa2qSFaRBDgjK7y7TUQ@public.gmane.org>
2011-02-22 5:25 ` Olof Johansson
2011-02-22 2:39 ` [PATCH 2/7] ARM: tegra: clock: Round rate before setting rate Colin Cross
[not found] ` <1298342392-21236-3-git-send-email-ccross-z5hGa2qSFaRBDgjK7y7TUQ@public.gmane.org>
2011-02-22 5:26 ` Olof Johansson
2011-02-22 2:39 ` [PATCH 3/7] ARM: tegra: clock: Check for clk_num == 0 Colin Cross
2011-02-22 5:29 ` Olof Johansson
2011-02-22 2:39 ` [PATCH 4/7] ARM: tegra: Move tegra_common_init to tegra_init_early Colin Cross
2011-02-22 5:30 ` Olof Johansson
2011-02-22 2:39 ` [PATCH 5/7] ARM: tegra: timer: Enable timer and rtc clocks Colin Cross
[not found] ` <1298342392-21236-6-git-send-email-ccross-z5hGa2qSFaRBDgjK7y7TUQ@public.gmane.org>
2011-02-22 5:32 ` Olof Johansson
[not found] ` <AANLkTim=TZaqZFSJwOAN2gntvu=fiHVPQVn12=WyF9Wi-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-02-22 8:00 ` Colin Cross
[not found] ` <AANLkTi=pJw7oTUY2jmaSB=chds0fXFaA3+jrT=y8Jpzv-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-02-22 15:28 ` Olof Johansson
2011-02-22 20:56 ` Russell King - ARM Linux [this message]
[not found] ` <20110222205634.GF29559-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2011-02-23 17:39 ` Colin Cross
2011-02-22 2:39 ` [PATCH 6/7] ARM: tegra: common: Enable core clocks Colin Cross
[not found] ` <1298342392-21236-7-git-send-email-ccross-z5hGa2qSFaRBDgjK7y7TUQ@public.gmane.org>
2011-02-22 5:32 ` Olof Johansson
2011-02-22 2:39 ` [PATCH 7/7] ARM: tegra: clock: Disable clocks left on by bootloader Colin Cross
[not found] ` <1298342392-21236-8-git-send-email-ccross-z5hGa2qSFaRBDgjK7y7TUQ@public.gmane.org>
2011-02-22 5:43 ` Olof Johansson
[not found] ` <AANLkTikNSEyjdL0Lchmm-bFxD00omkGLq6Q6Yyjy51Ov-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-02-22 8:05 ` Colin Cross
[not found] ` <AANLkTi==wykFCCjamRNh2ngEaubgeLqmZ7Mv9OsH=0cL-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-02-22 15:30 ` Olof Johansson
2011-02-22 19:38 ` [PATCH 0/7] Second batch of Tegra clock updates for 2.6.39 Colin Cross
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