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Date:   Sat, 21 Jan 2017 10:28:17 -0600
From:   Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
To:     Stephen Boyd <sboyd@...eaurora.org>
Cc:     alsa-devel@...a-project.org, Irina Tirdea <irina.tirdea@...el.com>,
        Vinod Koul <vinod.koul@...el.com>,
        linux-kernel@...r.kernel.org,
        Michael Turquette <mturquette@...libre.com>, x86@...nel.org,
        "Rafael J . Wysocki" <rjw@...ysocki.net>,
        Takashi Iwai <tiwai@...e.com>,
        platform-driver-x86@...r.kernel.org, linux-acpi@...r.kernel.org,
        Ingo Molnar <mingo@...hat.com>,
        Mark Brown <broonie@...nel.org>,
        "H . Peter Anvin" <hpa@...or.com>,
        Darren Hart <dvhart@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        linux-clk@...r.kernel.org, Len Brown <lenb@...nel.org>
Subject: Re: [alsa-devel] [PATCH v7 2/5] clk: x86: Add Atom PMC platform
 clocks

Thanks for the review Stephen.

On 1/20/17 5:58 PM, Stephen Boyd wrote:
> On 01/17, Pierre-Louis Bossart wrote:
>> diff --git a/drivers/clk/x86/clk-pmc-atom.c b/drivers/clk/x86/clk-pmc-atom.c
>> new file mode 100644
>> index 0000000..312d4e9
>> --- /dev/null
>> +++ b/drivers/clk/x86/clk-pmc-atom.c
> [...]
>> +
>> +static void plt_clk_reg_update(struct clk_plt *clk, u32 mask, u32 val)
>> +{
>> +	u32 tmp;
>> +	unsigned long flags;
>> +
>> +	spin_lock_irqsave(&clk->lock, flags);
>> +
>> +	tmp = clk_readl(clk->reg);
>
> Do you need to use clk_readl? I'd prefer we deleted that
> function/macro because it's just confusing. Please don't use it
> unless you need it for some reason.

I just followed Andy's recommendation and will revert to readl/writel, 
as well as fix the nitpicks below
>
>> +	tmp = (tmp & ~mask) | (val & mask);
>> +	clk_writel(tmp, clk->reg);
>> +
>> +	spin_unlock_irqrestore(&clk->lock, flags);
>> +}
>> +
> [..]
>> +
>> +static void plt_clk_unregister_parents(struct clk_plt_data *data)
>> +{
>> +	plt_clk_unregister_fixed_rate_loop(data, data->nparents);
>> +}
>> +
>> +
>
> Nitpick: Single newline please

ok

>> +static struct platform_driver plt_clk_driver = {
>> +	.driver = {
>> +		.name = PLT_CLK_DRIVER_NAME,
>
> Nitpick: Just put the string here

ok

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