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From: Jamie Iles <jamie@jamieiles.com>
To: Sangbeom Kim <sbkim73@samsung.com>
Cc: 'Jamie Iles' <jamie@jamieiles.com>,
	kgene.kim@samsung.com, linux-samsung-soc@vger.kernel.org,
	ben-linux@fluff.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v4 1/3] ARM: S5P: Add s5p_timer support for HRT
Date: Thu, 10 Mar 2011 09:49:41 +0000	[thread overview]
Message-ID: <20110310094941.GA3289@pulham.picochip.com> (raw)
In-Reply-To: <002d01cbdede$65e19660$31a4c320$@com>

Hi,

On Thu, Mar 10, 2011 at 01:48:22PM +0900, Sangbeom Kim wrote:
> And Do you mean that Is needed error handling of clk_enable  like 
> below?
> 
> 	clk_enable(timerclk);
> 
> 	if (IS_ERR(timerclk)){
> 		clk_put(timerclk)
> 		panic("failed to enable timers clock");
> 	}

No, clk_enable() returns negative errno on failure, so something like.

	if (clk_enable(timerclk))
		panic("failed to enable timerclk");

> There is no another clk_enable for timerclk.

I didn't mean for just timerclk, there are several other clk_enable()'s 
for other clks.

Jamie

WARNING: multiple messages have this Message-ID (diff)
From: jamie@jamieiles.com (Jamie Iles)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 1/3] ARM: S5P: Add s5p_timer support for HRT
Date: Thu, 10 Mar 2011 09:49:41 +0000	[thread overview]
Message-ID: <20110310094941.GA3289@pulham.picochip.com> (raw)
In-Reply-To: <002d01cbdede$65e19660$31a4c320$@com>

Hi,

On Thu, Mar 10, 2011 at 01:48:22PM +0900, Sangbeom Kim wrote:
> And Do you mean that Is needed error handling of clk_enable  like 
> below?
> 
> 	clk_enable(timerclk);
> 
> 	if (IS_ERR(timerclk)){
> 		clk_put(timerclk)
> 		panic("failed to enable timers clock");
> 	}

No, clk_enable() returns negative errno on failure, so something like.

	if (clk_enable(timerclk))
		panic("failed to enable timerclk");

> There is no another clk_enable for timerclk.

I didn't mean for just timerclk, there are several other clk_enable()'s 
for other clks.

Jamie

  reply	other threads:[~2011-03-10  9:49 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-09  2:13 [PATCH v4 0/3] ARM: S5P: Add HRT support for s5p series Sangbeom Kim
2011-03-09  2:13 ` Sangbeom Kim
2011-03-09  2:13 ` [PATCH v4 1/3] ARM: S5P: Add s5p_timer support for HRT Sangbeom Kim
2011-03-09  2:13   ` Sangbeom Kim
2011-03-09 14:10   ` Jamie Iles
2011-03-09 14:10     ` Jamie Iles
2011-03-10  4:48     ` Sangbeom Kim
2011-03-10  4:48       ` Sangbeom Kim
2011-03-10  9:49       ` Jamie Iles [this message]
2011-03-10  9:49         ` Jamie Iles
2011-03-10 10:19         ` Kukjin Kim
2011-03-10 10:19           ` Kukjin Kim
2011-03-09  2:13 ` [PATCH v4 2/3] ARM: S5P: Update machine initialization " Sangbeom Kim
2011-03-09  2:13   ` Sangbeom Kim
2011-03-09  2:13 ` [PATCH v4 3/3] ARM: S5P: Update defconfig for HRT support Sangbeom Kim
2011-03-09  2:13   ` Sangbeom Kim
2011-03-11 23:08 ` [PATCH v4 0/3] ARM: S5P: Add HRT support for s5p series Kukjin Kim
2011-03-11 23:08   ` Kukjin Kim

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