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From: Sven Eckelmann <sven.eckelmann@openmesh.com>
To: Rob Herring <robh@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	linux-wireless <linux-wireless@vger.kernel.org>,
	ath10k@lists.infradead.org, ext.waldemar.rymarkiewicz@tieto.com,
	Kalle Valo <kvalo@codeaurora.org>
Subject: Re: [PATCH 1/2] dt: bindings: add new dt entry for ath10k calibration variant
Date: Wed, 22 Mar 2017 08:20:25 +0100	[thread overview]
Message-ID: <5711518.JB9VTipMpE@bentobox> (raw)
In-Reply-To: <CAL_JsqKSBA8WcR9Q8+6+kVfYoPggZ83yQ_47LWf971Aegqv4yA@mail.gmail.com>


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On Dienstag, 21. März 2017 21:56:54 CET Rob Herring wrote:
[...]
> Is this always the case? There's never some variation beyond the
> reference design that a BDF difference can't handle?

I have no knowledge about anything which isn't handled directly by the BDF
variants. But maybe Kalle can correct me here.

[...]
> > They are basically "qcom,ipq4019-wifi" + a product specific string. The first
> > part is therefore the string which identifies the wifi device(s) in the
> > QCA4018/4019 SoC. The product specific string is simply the part (or a
> > variation of it) which would been used before in
> > "qcom,ath10k-calibration-variant" - just to make it "use a more specific
> > compatible string".
> 
> It would probably be more like: "asus,rt-ac58u-wifi", "qcom,ipq4019-wifi"
> 
> A more specific compatible is insurance that at some later point in
> time you can distinguish between 2 boards due to some difference even
> if now you believe they are "the same".
[...]
> I think the separate property is fine if this is the only one you
> envision needing to add. If there's 10 more properties, then I'd feel
> more strongly towards a board specific compatible string.

Thank you. Let's wait a little bit in case someone from QCA/Codeaurora
has some additional input.

But your comments were really helpful.

Kind regards,
	Sven

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_______________________________________________
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WARNING: multiple messages have this Message-ID (diff)
From: Sven Eckelmann <sven.eckelmann@openmesh.com>
To: Rob Herring <robh@kernel.org>
Cc: ath10k@lists.infradead.org,
	linux-wireless <linux-wireless@vger.kernel.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	ext.waldemar.rymarkiewicz@tieto.com,
	Kalle Valo <kvalo@codeaurora.org>
Subject: Re: [PATCH 1/2] dt: bindings: add new dt entry for ath10k calibration variant
Date: Wed, 22 Mar 2017 08:20:25 +0100	[thread overview]
Message-ID: <5711518.JB9VTipMpE@bentobox> (raw)
In-Reply-To: <CAL_JsqKSBA8WcR9Q8+6+kVfYoPggZ83yQ_47LWf971Aegqv4yA@mail.gmail.com>

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On Dienstag, 21. März 2017 21:56:54 CET Rob Herring wrote:
[...]
> Is this always the case? There's never some variation beyond the
> reference design that a BDF difference can't handle?

I have no knowledge about anything which isn't handled directly by the BDF
variants. But maybe Kalle can correct me here.

[...]
> > They are basically "qcom,ipq4019-wifi" + a product specific string. The first
> > part is therefore the string which identifies the wifi device(s) in the
> > QCA4018/4019 SoC. The product specific string is simply the part (or a
> > variation of it) which would been used before in
> > "qcom,ath10k-calibration-variant" - just to make it "use a more specific
> > compatible string".
> 
> It would probably be more like: "asus,rt-ac58u-wifi", "qcom,ipq4019-wifi"
> 
> A more specific compatible is insurance that at some later point in
> time you can distinguish between 2 boards due to some difference even
> if now you believe they are "the same".
[...]
> I think the separate property is fine if this is the only one you
> envision needing to add. If there's 10 more properties, then I'd feel
> more strongly towards a board specific compatible string.

Thank you. Let's wait a little bit in case someone from QCA/Codeaurora
has some additional input.

But your comments were really helpful.

Kind regards,
	Sven

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  reply	other threads:[~2017-03-22  7:20 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-10  8:06 [PATCH 1/2] dt: bindings: add new dt entry for ath10k calibration variant Sven Eckelmann
2017-03-10  8:06 ` Sven Eckelmann
2017-03-10  8:06 ` Sven Eckelmann
2017-03-10  8:06 ` [PATCH 2/2] ath10k: search DT for qcom,ath10k-calibration-variant Sven Eckelmann
2017-03-10  8:06   ` Sven Eckelmann
2017-03-10  8:06   ` Sven Eckelmann
2017-03-10 18:20   ` [PATCH 2/2] ath10k: search DT for qcom, ath10k-calibration-variant Christian Lamparter
2017-03-10 18:20     ` [PATCH 2/2] ath10k: search DT for qcom,ath10k-calibration-variant Christian Lamparter
2017-03-15  8:04     ` [PATCH 2/2] ath10k: search DT for qcom, ath10k-calibration-variant Sven Eckelmann
2017-03-15  8:04       ` [PATCH 2/2] ath10k: search DT for qcom,ath10k-calibration-variant Sven Eckelmann
2017-08-21  7:11     ` [PATCH 2/2] ath10k: search DT for qcom, ath10k-calibration-variant Sven Eckelmann
2017-08-21  7:11       ` [PATCH 2/2] ath10k: search DT for qcom,ath10k-calibration-variant Sven Eckelmann
2017-10-27  9:34       ` [PATCH 2/2] ath10k: search DT for qcom, ath10k-calibration-variant Kalle Valo
2017-10-27  9:34         ` Kalle Valo
2017-12-08  9:50     ` Kalle Valo
2017-12-08  9:50       ` Kalle Valo
2018-01-29 20:09       ` Asus RT-AC58U boardfile (was Re: [PATCH 2/2] ath10k: search DT for qcom, ath10k-calibration-variant) Christian Lamparter
2018-01-29 20:09         ` Christian Lamparter
2018-10-08  8:21         ` Kalle Valo
2018-10-08  8:21           ` Kalle Valo
2018-04-19 14:56     ` [PATCH 2/2] ath10k: search DT for qcom, ath10k-calibration-variant Kalle Valo
2018-04-19 14:56       ` Kalle Valo
2018-04-20 19:50       ` Christian Lamparter
2018-04-20 19:50         ` Christian Lamparter
2017-12-08  9:27   ` Kalle Valo
2017-12-08  9:27     ` [PATCH 2/2] ath10k: search DT for qcom,ath10k-calibration-variant Kalle Valo
2017-12-08  9:27     ` Kalle Valo
2017-03-20 15:07 ` [PATCH 1/2] dt: bindings: add new dt entry for ath10k calibration variant Rob Herring
2017-03-20 15:07   ` Rob Herring
2017-03-20 15:07   ` Rob Herring
2017-03-20 16:28   ` Sven Eckelmann
2017-03-20 16:28     ` Sven Eckelmann
2017-03-20 16:28     ` Sven Eckelmann
2017-03-20 16:42     ` Adrian Chadd
2017-03-20 16:42       ` Adrian Chadd
2017-03-21  7:29       ` Sven Eckelmann
2017-03-21  7:29         ` Sven Eckelmann
2017-03-21 13:00     ` Rob Herring
2017-03-21 13:00       ` Rob Herring
2017-03-21 13:00       ` Rob Herring
2017-03-21 14:33       ` Sven Eckelmann
2017-03-21 14:33         ` Sven Eckelmann
2017-03-21 14:33         ` Sven Eckelmann
2017-03-22  2:56         ` Rob Herring
2017-03-22  2:56           ` Rob Herring
2017-03-22  7:20           ` Sven Eckelmann [this message]
2017-03-22  7:20             ` Sven Eckelmann
2017-12-08  9:22             ` Kalle Valo
2017-12-08  9:22               ` Kalle Valo
2017-12-08  9:22               ` Kalle Valo

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