linux-kernel - Re: [PATCH v2] pinctrl: qcom: Add intr_target_width field to support increased number of interrupt targets

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Message-ID: <304f3664-d04b-db74-24bb-a16c3982651a@quicinc.com>
Date:   Thu, 20 Jul 2023 15:24:49 +0530
From:   Ninad Naik <quic_ninanaik@...cinc.com>
To:     Bjorn Andersson <andersson@...nel.org>
CC:     <agross@...nel.org>, <konrad.dybcio@...aro.org>,
        <linux-arm-msm@...r.kernel.org>, <linux-gpio@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <quic_ppareek@...cinc.com>,
        <psodagud@...cinc.com>, <quic_kprasan@...cinc.com>,
        <quic_ymg@...cinc.com>, Andrew Halaney <ahalaney@...hat.com>,
        Bjorn Andersson <quic_bjorande@...cinc.com>
Subject: Re: [PATCH v2] pinctrl: qcom: Add intr_target_width field to support
 increased number of interrupt targets

Hi Bjorn,

On 7/18/2023 9:02 PM, Bjorn Andersson wrote:
> On Tue, Jul 18, 2023 at 12:12:46PM +0530, Ninad Naik wrote:
>> SA8775 and newer target have added support for an increased number of
>> interrupt targets. To implement this change, the intr_target field, which
>> is used to configure the interrupt target in the interrupt configuration
>> register is increased from 3 bits to 4 bits.
>>
>> In accordance to these updates, a new intr_target_width member is
>> introduced in msm_pingroup structure. This member stores the value of
>> width of intr_target field in the interrupt configuration register. This
>> value is used to dynamically calculate and generate mask for setting the
>> intr_target field. By default, this mask is set to 3 bit wide, to ensure
>> backward compatibility with the older targets.
>>
>> Changes in v2 :
>> -----------------
>> - Changed initial definition of intr_target_mask variable to use GENMASK().
>> - Update commit subject appropiately.
>> - Add Fixes tag.
>> - v1 : https://lore.kernel.org/all/20230714061010.15817-1-quic_ninanaik@quicinc.com/
> 
> Thanks for adding a good changelog, very much appreciated. The changelog
> should be added below the '---' line though, as it typically don't add
> value to the git history (except drivers/gpu/* which wants it here...).
> 
Apologies for the mistake. I will make a note of this and correct going 
forward.
> Perhaps Linus can drop it as he applies the patch, no need to resubmit
> unless he ask you to.
> 
> Thanks,
> Bjorn

Thanks,
Ninad