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From: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
To: Phil Edworthy <phil.edworthy@renesas.com>
Cc: Stephen Boyd <sboyd@kernel.org>,
	Michael Turquette <mturquette@baylibre.com>,
	Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	Russell King <linux@armlinux.org.uk>,
	linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-renesas-soc@vger.kernel.org,
	Geert Uytterhoeven <geert@linux-m68k.org>,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v6 1/6] clk: Add of_clk_get_by_name_optional() function
Date: Fri, 16 Nov 2018 17:11:22 +0100	[thread overview]
Message-ID: <20181116161122.hhvslbzdujxpk3up@pengutronix.de> (raw)
In-Reply-To: <20181116160128.pkuya6rwqm4schdn@pengutronix.de>

On Fri, Nov 16, 2018 at 05:01:28PM +0100, Uwe Kleine-König wrote:
> Other than that I think the patch is fine

Thinking again, I wonder why not just do:

static inline struct clk *clk_get_optional(struct device *dev, const char *id)
{
	struct clk *c = clk_get(dev, id);

	if (c == ERR_PTR(-ENOENT))
		return NULL;
	else
		return c;
}

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

WARNING: multiple messages have this Message-ID (diff)
From: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
To: Phil Edworthy <phil.edworthy@renesas.com>
Cc: Stephen Boyd <sboyd@kernel.org>,
	Michael Turquette <mturquette@baylibre.com>,
	Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	Russell King <linux@armlinux.org.uk>,
	linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-renesas-soc@vger.kernel.org,
	Geert Uytterhoeven <geert@linux-m68k.org>,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v6 1/6] clk: Add of_clk_get_by_name_optional() function
Date: Fri, 16 Nov 2018 17:11:22 +0100	[thread overview]
Message-ID: <20181116161122.hhvslbzdujxpk3up@pengutronix.de> (raw)
In-Reply-To: <20181116160128.pkuya6rwqm4schdn@pengutronix.de>

On Fri, Nov 16, 2018 at 05:01:28PM +0100, Uwe Kleine-K�nig wrote:
> Other than that I think the patch is fine

Thinking again, I wonder why not just do:

static inline struct clk *clk_get_optional(struct device *dev, const char *id)
{
	struct clk *c = clk_get(dev, id);

	if (c == ERR_PTR(-ENOENT))
		return NULL;
	else
		return c;
}

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-K�nig            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

WARNING: multiple messages have this Message-ID (diff)
From: u.kleine-koenig@pengutronix.de (Uwe Kleine-König)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v6 1/6] clk: Add of_clk_get_by_name_optional() function
Date: Fri, 16 Nov 2018 17:11:22 +0100	[thread overview]
Message-ID: <20181116161122.hhvslbzdujxpk3up@pengutronix.de> (raw)
In-Reply-To: <20181116160128.pkuya6rwqm4schdn@pengutronix.de>

On Fri, Nov 16, 2018 at 05:01:28PM +0100, Uwe Kleine-K?nig wrote:
> Other than that I think the patch is fine

Thinking again, I wonder why not just do:

static inline struct clk *clk_get_optional(struct device *dev, const char *id)
{
	struct clk *c = clk_get(dev, id);

	if (c == ERR_PTR(-ENOENT))
		return NULL;
	else
		return c;
}

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-K?nig            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

  reply	other threads:[~2018-11-16 16:11 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-16 14:59 [PATCH v6 0/6] clk: Add functions to get optional clocks Phil Edworthy
2018-11-16 14:59 ` Phil Edworthy
2018-11-16 14:59 ` [PATCH v6 1/6] clk: Add of_clk_get_by_name_optional() function Phil Edworthy
2018-11-16 14:59   ` Phil Edworthy
2018-11-16 16:01   ` Uwe Kleine-König
2018-11-16 16:01     ` Uwe Kleine-König
2018-11-16 16:01     ` Uwe Kleine-König
2018-11-16 16:11     ` Uwe Kleine-König [this message]
2018-11-16 16:11       ` Uwe Kleine-König
2018-11-16 16:11       ` Uwe Kleine-König
2018-11-19 10:41       ` Phil Edworthy
2018-11-19 10:41         ` Phil Edworthy
2018-11-19 10:41         ` Phil Edworthy
2018-11-19 10:46         ` Uwe Kleine-König
2018-11-19 10:46           ` Uwe Kleine-König
2018-11-19 10:46           ` Uwe Kleine-König
2018-11-19 12:53           ` Phil Edworthy
2018-11-19 12:53             ` Phil Edworthy
2018-11-19 12:53             ` Phil Edworthy
2018-11-19 12:58             ` Uwe Kleine-König
2018-11-19 12:58               ` Uwe Kleine-König
2018-11-19 12:58               ` Uwe Kleine-König
2018-11-19 13:41               ` Phil Edworthy
2018-11-19 13:41                 ` Phil Edworthy
2018-11-19 13:41                 ` Phil Edworthy
2018-11-16 14:59 ` [PATCH v6 2/6] clk: Add (devm_)clk_get_optional() functions Phil Edworthy
2018-11-16 14:59   ` Phil Edworthy
2018-11-16 14:59 ` [PATCH v6 3/6] m68k: coldfire: Add clk_get_optional() function Phil Edworthy
2018-11-29 11:54   ` Greg Ungerer
2018-11-29 12:02     ` Phil Edworthy
2018-11-29 12:02       ` Phil Edworthy
2018-11-29 12:10       ` Greg Ungerer
2018-11-29 12:10         ` Greg Ungerer
2018-11-29 16:32     ` Christoph Hellwig
2018-12-03 12:29       ` Greg Ungerer
2018-11-16 14:59 ` [PATCH v6 4/6] MIPS: AR7: " Phil Edworthy
2018-11-16 14:59 ` [PATCH v6 5/6] MIPS: Loongson 2F: " Phil Edworthy
2018-11-16 14:59 ` [PATCH v6 6/6] arch/unicore32/kernel/clock.c: " Phil Edworthy

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