linux-kernel - RE: [PATCH 5/6] clk: imx8mn: Add necessary frequency support for ARM PLL table

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Message-ID: <DB3PR0402MB3916D320EB51B2D9E28D55E1F5AE0@DB3PR0402MB3916.eurprd04.prod.outlook.com>
Date:   Sat, 17 Aug 2019 22:22:01 +0000
From:   Anson Huang <anson.huang@....com>
To:     Stephen Boyd <sboyd@...nel.org>, Abel Vesa <abel.vesa@....com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "festevam@...il.com" <festevam@...il.com>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        Leonard Crestez <leonard.crestez@....com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-clk@...r.kernel.org" <linux-clk@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "mturquette@...libre.com" <mturquette@...libre.com>,
        "rjw@...ysocki.net" <rjw@...ysocki.net>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "viresh.kumar@...aro.org" <viresh.kumar@...aro.org>
CC:     dl-linux-imx <linux-imx@....com>
Subject: RE: [PATCH 5/6] clk: imx8mn: Add necessary frequency support for ARM
 PLL table

Hi, Stephen

> Quoting Anson.Huang@....com (2019-08-15 03:59:42)
> > diff --git a/drivers/clk/imx/clk-imx8mn.c
> > b/drivers/clk/imx/clk-imx8mn.c index ecd1062..3f1239a 100644
> > --- a/drivers/clk/imx/clk-imx8mn.c
> > +++ b/drivers/clk/imx/clk-imx8mn.c
> > @@ -82,6 +84,7 @@ static struct imx_pll14xx_clk imx8mn_dram_pll = {
> > static struct imx_pll14xx_clk imx8mn_arm_pll = {
> >                 .type = PLL_1416X,
> >                 .rate_table = imx8mn_pll1416x_tbl,
> > +               .rate_count = ARRAY_SIZE(imx8mn_pll1416x_tbl),
> 
> Why is rate_count added? That's not described in the commit text.

rate_count is necessary for table search during set_rate, it was missed previously,
I will add it into commit text in V2.

Thanks,
Anson.