linux-kernel - Re: [PATCH] clk: add clk_possible

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Date:   Tue, 11 Apr 2017 16:47:06 +0300
From:   Peter De Schrijver <pdeschrijver@...dia.com>
To:     Stephen Boyd <sboyd@...eaurora.org>
CC:     Michael Turquette <mturquette@...libre.com>,
        <linux-clk@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] clk: add clk_possible_parents debugfs file

On Fri, Apr 07, 2017 at 12:45:06PM -0700, Stephen Boyd wrote:
> On 03/21, Peter De Schrijver wrote:
> > diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
> > index f5f2bcd..2fa2fb8 100644
> > --- a/drivers/clk/clk.c
> > +++ b/drivers/clk/clk.c
> > @@ -2128,6 +2128,34 @@ static int clk_dump_open(struct inode *inode, struct file *file)
> >  	.release	= single_release,
> >  };
> >  
> > +static int possible_parents_dump(struct seq_file *s, void *data)
> > +{
> > +	struct clk_core *core;
> > +	int i;
> > +
> > +	core = (struct clk_core *)s->private;
> 
> Useless cast from void.
> 
> > +
> > +	for (i = 0; i < core->num_parents - 1; i++)
> > +		seq_printf(s, "%s ", core->parent_names[i]);
> 
> I hope we don't have spaces in clk names! I don't think we do.
> 

I don't think we do either, at least I've never seen a clk name with a space.

Peter.