linux-kernel - Re: [PATCH v1 1/2] memory: tegra20: Correct comment to MC

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Date:   Fri, 26 Mar 2021 16:22:23 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>
Cc:     linux-kernel@...r.kernel.org, linux-tegra@...r.kernel.org
Subject: Re: [PATCH v1 1/2] memory: tegra20: Correct comment to MC_STAT
 registers writes

26.03.2021 10:38, Krzysztof Kozlowski пишет:
> On 25/03/2021 18:20, Dmitry Osipenko wrote:
>> 24.03.2021 00:04, Dmitry Osipenko пишет:
>>> The code was changed multiple times and the comment to MC_STAT
>>> registers writes became slightly outdated. The MC_STAT programming
>>> now isn't hardcoded to the "bandwidth" mode, let's clarify this in
>>> the comment.
>>>
>>> Signed-off-by: Dmitry Osipenko <digetx@...il.com>
>>> ---
>>>  drivers/memory/tegra/tegra20.c | 5 ++---
>>>  1 file changed, 2 insertions(+), 3 deletions(-)
>>>
>>> diff --git a/drivers/memory/tegra/tegra20.c b/drivers/memory/tegra/tegra20.c
>>> index 14caf5b9324c..4659c0cea30d 100644
>>> --- a/drivers/memory/tegra/tegra20.c
>>> +++ b/drivers/memory/tegra/tegra20.c
>>> @@ -451,9 +451,8 @@ static void tegra20_mc_stat_gather(struct tegra20_mc_stat *stat)
>>>  	control_1 = tegra20_mc_stat_gather_control(&stat->gather1);
>>>  
>>>  	/*
>>> -	 * Reset statistic gathers state, select bandwidth mode for the
>>> -	 * statistics collection mode and set clocks counter saturation
>>> -	 * limit to maximum.
>>> +	 * Reset statistic gathers state, select statistics collection mode
>>> +	 * and set clocks counter saturation limit to maximum.
>>>  	 */
>>>  	mc_writel(mc, 0x00000000, MC_STAT_CONTROL);
>>>  	mc_writel(mc,  control_0, MC_STAT_EMC_CONTROL_0);
>>>
>>
>> Krzysztof, please feel free to squash these 2 minor follow up patches
>> into the original patch which added the the debug support, if you prefer
>> this way more. I happened to notice these small itches only after you
>> already picked up the previous patch.
> 
> No problem, in general I prefer to have incremental improvements.

Thank you.