linux-kernel - Re: [PATCH 1/4] clk: mvebu: Fix clk frequency value if SSCG is enabled

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Date:	Sun, 31 Aug 2014 23:30:10 +0100
From:	Leigh Brown <leigh@...inno.co.uk>
To:	Gregory CLEMENT <gregory.clement@...e-electrons.com>
Cc:	Mike Turquette <mturquette@...aro.org>,
	linux-kernel@...r.kernel.org,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	Andrew Lunn <andrew@...n.ch>,
	Jason Cooper <jason@...edaemon.net>,
	Tawfik Bayouk <tawfik@...vell.com>,
	Simon Boulay <simon.boulay@...ec.com>,
	Arnaud Ebalard <arno@...isbad.org>,
	Nadav Haklai <nadavh@...vell.com>,
	Lior Amsalem <alior@...vell.com>,
	Ezequiel Garcia <ezequiel.garcia@...e-electrons.com>,
	Raphael Rigo <ml-arm@...call.eu>,
	linux-arm-kernel@...ts.infradead.org,
	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
Subject: Re: [PATCH 1/4] clk: mvebu: Fix clk frequency value if SSCG is
 enabled

On 2014-08-31 23:25, Leigh Brown wrote:
[...]
> /* NB: 0.96% = 0.0048 or 3/625 */
> freq_swing_half = (((u64)high_bound - (u64)low_bound)
> 		* (u64)system_clk * 3);
> do_div(freq_swing_half, (625 * high_bound));

Sigh.  The comment should be:

/* NB: half of 0.96% is 0.0048 or 3/625 */

The code should be right :-)

Regards,

Leigh.

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