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Re: [RESEND RFC 1/3] mmc: sdhci: Add platform_dumpregs callback support to sdhci_ops.

Started byRitesh Harjani <riteshh@codeaurora.org>
First post2017-01-18 09:00 +0100
Last post2017-01-20 07:10 +0100
Articles 3 — 2 participants

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  Re: [RESEND RFC 1/3] mmc: sdhci: Add platform_dumpregs callback  support to sdhci_ops. Ritesh Harjani <riteshh@codeaurora.org> - 2017-01-18 09:00 +0100
    Re: [RESEND RFC 1/3] mmc: sdhci: Add platform_dumpregs callback  support to sdhci_ops. Adrian Hunter <adrian.hunter@intel.com> - 2017-01-19 11:50 +0100
      Re: [RESEND RFC 1/3] mmc: sdhci: Add platform_dumpregs callback  support to sdhci_ops. Ritesh Harjani <riteshh@codeaurora.org> - 2017-01-20 07:10 +0100

#1561343 — Re: [RESEND RFC 1/3] mmc: sdhci: Add platform_dumpregs callback support to sdhci_ops.

FromRitesh Harjani <riteshh@codeaurora.org>
Date2017-01-18 09:00 +0100
SubjectRe: [RESEND RFC 1/3] mmc: sdhci: Add platform_dumpregs callback support to sdhci_ops.
Message-ID<t0TjY-1fI-9@gated-at.bofh.it>
Hi Shawn,

On 1/10/2017 2:45 PM, Shawn Lin wrote:
> On 2017/1/10 14:41, Ritesh Harjani wrote:
>> From: Sahitya Tummala <stummala@codeaurora.org>
>>
>> Add new host operation ->platform_dumpregs to provide a
>> mechanism through which host drivers can dump platform
>> specific registers in addition to SDHC registers
>> during error conditions.
>>
>
> Although we have been preventing from adding new callback
> for sdhci core, this one makes sense as there are more and more
> vendor registers outside the scope of SDHCI spec.
Sure thanks, shall I add your Reviewed-by on this patch 1/3.
Would you be able to review other as well?



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a Linux Foundation Collaborative Project

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#1562586

FromAdrian Hunter <adrian.hunter@intel.com>
Date2017-01-19 11:50 +0100
Message-ID<t1is1-qM-5@gated-at.bofh.it>
In reply to#1561343
On 18/01/17 09:57, Ritesh Harjani wrote:
> Hi Shawn,
> 
> On 1/10/2017 2:45 PM, Shawn Lin wrote:
>> On 2017/1/10 14:41, Ritesh Harjani wrote:
>>> From: Sahitya Tummala <stummala@codeaurora.org>
>>>
>>> Add new host operation ->platform_dumpregs to provide a
>>> mechanism through which host drivers can dump platform
>>> specific registers in addition to SDHC registers
>>> during error conditions.
>>>
>>
>> Although we have been preventing from adding new callback
>> for sdhci core, this one makes sense as there are more and more
>> vendor registers outside the scope of SDHCI spec.

We are not prevented from adding new callbacks, but they have to represent
logical functions not quirks.

This patch seems fine to me except the name "platform_dumpregs" because
"platform" doesn't mean "platform" here.  Just plain "dumpregs" is better.

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#1563314

FromRitesh Harjani <riteshh@codeaurora.org>
Date2017-01-20 07:10 +0100
Message-ID<t1AyC-3Aa-19@gated-at.bofh.it>
In reply to#1562586
On 1/19/2017 4:13 PM, Adrian Hunter wrote:
> On 18/01/17 09:57, Ritesh Harjani wrote:
>> Hi Shawn,
>>
>> On 1/10/2017 2:45 PM, Shawn Lin wrote:
>>> On 2017/1/10 14:41, Ritesh Harjani wrote:
>>>> From: Sahitya Tummala <stummala@codeaurora.org>
>>>>
>>>> Add new host operation ->platform_dumpregs to provide a
>>>> mechanism through which host drivers can dump platform
>>>> specific registers in addition to SDHC registers
>>>> during error conditions.
>>>>
>>>
>>> Although we have been preventing from adding new callback
>>> for sdhci core, this one makes sense as there are more and more
>>> vendor registers outside the scope of SDHCI spec.
>
> We are not prevented from adding new callbacks, but they have to represent
> logical functions not quirks.
>
> This patch seems fine to me except the name "platform_dumpregs" because
I took platform prefix similar to platform_execute_tuning.


> "platform" doesn't mean "platform" here.  Just plain "dumpregs" is better.
Sure, I will only keep "dumpregs" in next revision.

>
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-- 
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project

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