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Date: Wed, 13 Dec 2017 14:23:21 -0800
From: Stephen Boyd <sboyd@codeaurora.org>
To: Abhishek Sahu <absahu@codeaurora.org>
Cc: Michael Turquette <mturquette@baylibre.com>,
        Andy Gross <andy.gross@linaro.org>,
        David Brown <david.brown@linaro.org>,
        Rajendra Nayak <rnayak@codeaurora.org>, linux-arm-msm@vger.kernel.org,
        linux-soc@vger.kernel.org, linux-clk@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH 00/13] Updates for QCOM Alpha PLL
Message-ID: <20171213222321.GN7997@codeaurora.org>
References: <1506621050-10129-1-git-send-email-absahu@codeaurora.org>
 <20171207062331.GI4283@codeaurora.org>
 <0fc3e5cdf9d5778655f302868154aff6@codeaurora.org>
 <20171209001639.GA7997@codeaurora.org>
 <7d231505ed928e7e377b854ebff2b40f@codeaurora.org>
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On 12/11, Abhishek Sahu wrote:
> On 2017-12-09 05:46, Stephen Boyd wrote:
> >On 12/08, Abhishek Sahu wrote:
> >>On 2017-12-07 11:53, Stephen Boyd wrote:
> >>>On 09/28, Abhishek Sahu wrote:
> >>>>This patch series does the miscellaneous changes in QCOM Alpha PLL
> >>>>operation and structure to support other types of Alpha PLL’s.
> >>>>
> >>>>1. It adds the pll_type which will be used for determining all
> >>>>   the properties of Alpha PLL.
> >>>>2. It adds the support for Brammo and Huayra PLL’s for which
> >>>>   the support is not available in existing alpha PLL code.
> >>>>3. There won’t be any change in existing users of Alpha PLL’s
> >>>>   since all the newly added code will be under flag for the default
> >>>>   PLL operations.
> >>>>
> >>>
> >>>Ok. I took a long look at this today. I rewrote a bunch of stuff.
> >>
> >> Thanks Stephen for reviewing the changes and making the code
> >> cleaner. I checked all the code changes and everything looks
> >> good. It will work for all of our requirement. I will check
> >> with other PLL users also once and then update the patch
> >> series with all your suggested code changes after complete
> >> testing.
> >
> >Ok. Please don't resend. I've pushed out the branch to clk-next,
> >and it can be adjusted if needed, or dropped and rewritten if
> >something is totally busted.
> 
>  Thanks Stephen for your great help and support.
>  It seems, we are getting the error in the following error with these
>  patches because of missing EXPORT_SYMBOL_GPL for
>  clk_alpha_pll_regs and clk_hw_is_enabled.
> 
> 
> ERROR: "clk_alpha_pll_regs" [drivers/clk/qcom/mmcc-msm8996.ko]
> undefined!
> 
> ERROR: "clk_hw_is_enabled" [drivers/clk/qcom/clk-qcom.ko] undefined!
> 
> Caused by commits
> 
>   d1506b749e92 ("clk: qcom: support for alpha pll properties")
>   e66a4d6d0081 ("clk: qcom: support for dynamic updating the PLL")
>   301803e6013b ("clk: qcom: support Huayra type Alpha PLL")

Yep. I'll export the regs and remove the clk_hw_is_enabled()
usage. Should be possible to do that inside the ops directly
instead of going through the framework for it.

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