linux-kernel - RE: [PATCH] clk: imx: pll14xx: introduce imx_clk_hw_pll14xx

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Date:   Wed, 13 Nov 2019 12:19:28 +0000
From:   Peng Fan <peng.fan@....com>
To:     Leonard Crestez <leonard.crestez@....com>,
        "sboyd@...nel.org" <sboyd@...nel.org>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>
CC:     "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "festevam@...il.com" <festevam@...il.com>,
        Abel Vesa <abel.vesa@....com>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        dl-linux-imx <linux-imx@....com>,
        Aisheng Dong <aisheng.dong@....com>,
        "linux-clk@...r.kernel.org" <linux-clk@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Alice Guo <alice.guo@....com>
Subject: RE: [PATCH] clk: imx: pll14xx: introduce imx_clk_hw_pll14xx_flags


> Subject: Re: [PATCH] clk: imx: pll14xx: introduce imx_clk_hw_pll14xx_flags
> 
> On 13.11.2019 09:26, Peng Fan wrote:
> > From: Peng Fan <peng.fan@....com>
> >
> > Introduce imx_clk_hw_pll14xx_flags, then no need to add new
> > imx_pll14xx_clk variable for new flags.
> >
> > Since the original imx_pll14xx_clk flags is not used, so drop it.
> >
> > Signed-off-by: Peng Fan <peng.fan@....com>
> 
> Reviewed-by: Leonard Crestez <leonard.crestez@....com>
> 
> Most other imx clock wrappers take flags as an argument so it's nice to be
> consistent.
> 
> > V1:
> >   Based on https://patchwork.kernel.org/patch/11217889/
> 
> In general if you sent patches on top of patches it makes sense to resend as a
> series. That clk_hw series is not in yet.

Thanks for hints, I'll take care in future.

Thanks,
Peng.

> 
> >   drivers/clk/imx/clk-pll14xx.c | 12 +++++++++++-
> >   drivers/clk/imx/clk.h         |  7 ++++++-
> >   2 files changed, 17 insertions(+), 2 deletions(-)
> >
> > diff --git a/drivers/clk/imx/clk-pll14xx.c
> > b/drivers/clk/imx/clk-pll14xx.c index 2bbcfbf8081a..a8af949f0848
> > 100644
> > --- a/drivers/clk/imx/clk-pll14xx.c
> > +++ b/drivers/clk/imx/clk-pll14xx.c
> > @@ -379,6 +379,16 @@ struct clk_hw *imx_clk_hw_pll14xx(const char
> *name, const char *parent_name,
> >   				  void __iomem *base,
> >   				  const struct imx_pll14xx_clk *pll_clk)
> >   {
> > +
> > +	return imx_clk_hw_pll14xx_flags(name, parent_name, base, pll_clk,
> > +0); }
> > +
> > +struct clk_hw *imx_clk_hw_pll14xx_flags(const char *name,
> > +					const char *parent_name,
> > +					void __iomem *base,
> > +					const struct imx_pll14xx_clk *pll_clk,
> > +					unsigned long flags)
> > +{
> >   	struct clk_pll14xx *pll;
> >   	struct clk_hw *hw;
> >   	struct clk_init_data init;
> > @@ -390,7 +400,7 @@ struct clk_hw *imx_clk_hw_pll14xx(const char
> *name, const char *parent_name,
> >   		return ERR_PTR(-ENOMEM);
> >
> >   	init.name = name;
> > -	init.flags = pll_clk->flags;
> > +	init.flags = flags;
> >   	init.parent_names = &parent_name;
> >   	init.num_parents = 1;
> >
> > diff --git a/drivers/clk/imx/clk.h b/drivers/clk/imx/clk.h index
> > cd92d9fdccf4..c2851a82b4fd 100644
> > --- a/drivers/clk/imx/clk.h
> > +++ b/drivers/clk/imx/clk.h
> > @@ -48,7 +48,6 @@ struct imx_pll14xx_clk {
> >   	enum imx_pll14xx_type type;
> >   	const struct imx_pll14xx_rate_table *rate_table;
> >   	int rate_count;
> > -	int flags;
> >   };
> >
> >   extern struct imx_pll14xx_clk imx_1416x_pll; @@ -105,6 +104,12 @@
> > struct clk_hw *imx_clk_hw_pll14xx(const char *name, const char
> *parent_name,
> >   				  void __iomem *base,
> >   				  const struct imx_pll14xx_clk *pll_clk);
> >
> > +struct clk_hw *imx_clk_hw_pll14xx_flags(const char *name,
> > +					const char *parent_name,
> > +					void __iomem *base,
> > +					const struct imx_pll14xx_clk *pll_clk,
> > +					unsigned long flags);
> > +
> >   struct clk *imx_clk_pllv1(enum imx_pllv1_type type, const char *name,
> >   		const char *parent, void __iomem *base);