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From: Johannes Berg <johannes@sipsolutions.net>
To: Brian Norris <briannorris@chromium.org>
Cc: Kalle Valo <kvalo@codeaurora.org>, Jouni Malinen <j@w1.fi>,
	Pkshih <pkshih@realtek.com>,
	"linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
	"ath10k@lists.infradead.org" <ath10k@lists.infradead.org>
Subject: Re: [PATCH 1/2] nl80211: vendor-cmd: qca: add dynamic SAR power limits
Date: Thu, 30 Jul 2020 15:17:57 +0200	[thread overview]
Message-ID: <b17c0e5ad80050df4da85653d413a71cfcc37629.camel@sipsolutions.net> (raw)
In-Reply-To: <CA+ASDXMf7iXuE9hQ-XitPPfvXP0EK5FchJLCu2+5Ag=ZC=0H0w@mail.gmail.com> (sfid-20200602_033247_740183_F75D1728)

On Mon, 2020-06-01 at 18:32 -0700, Brian Norris wrote:
> I haven't quite reached the 3 month lag on the prior replies here :)

But I did, almost ;-)

> I do want to see this question resolved somehow, or else we'll be
> dragging along out-of-tree patches for...(counts on fingers)...4
> different nl80211 APIs for the same feature, and a driver-detecting
> user space for it.

Right.

> I think I was half-hoping that we'd get to chat at
> netdev about this, but that's not happening any time soon. (Topic for
> another day: does a "wireless workshop" still happen at a virtual-only
> conference?)

Yes, but only a short 1.5hr video call I guess. I'm not even sure what
to do there yet.

[snip]

Thanks for the overview!

> Also, Kalle had some concerns about stable ABI questions: shouldn't we
> bake in some kind of "check for support" feature to these kinds of
> APIs [3]? That would help ease transition, if we do start with a
> vendor API and move to a common one in the future. Given the nature of
> this feature, I wouldn't expect there will be a large variety of users
> making use of the APIs -- and I, for one, would be happy to migrate my
> user space over some period of time, as needed.

We do that? We list out the available vendor APIs, and in most cases
(perhaps not the one you've noticed there) we also list out the
availability of real nl80211 APIs in some way.

johannes


WARNING: multiple messages have this Message-ID
From: Johannes Berg <johannes@sipsolutions.net>
To: Brian Norris <briannorris@chromium.org>
Cc: Jouni Malinen <j@w1.fi>, Pkshih <pkshih@realtek.com>,
	"linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
	"ath10k@lists.infradead.org" <ath10k@lists.infradead.org>,
	Kalle Valo <kvalo@codeaurora.org>
Subject: Re: [PATCH 1/2] nl80211: vendor-cmd: qca: add dynamic SAR power limits
Date: Thu, 30 Jul 2020 15:17:57 +0200	[thread overview]
Message-ID: <b17c0e5ad80050df4da85653d413a71cfcc37629.camel@sipsolutions.net> (raw)
In-Reply-To: <CA+ASDXMf7iXuE9hQ-XitPPfvXP0EK5FchJLCu2+5Ag=ZC=0H0w@mail.gmail.com> (sfid-20200602_033247_740183_F75D1728)

On Mon, 2020-06-01 at 18:32 -0700, Brian Norris wrote:
> I haven't quite reached the 3 month lag on the prior replies here :)

But I did, almost ;-)

> I do want to see this question resolved somehow, or else we'll be
> dragging along out-of-tree patches for...(counts on fingers)...4
> different nl80211 APIs for the same feature, and a driver-detecting
> user space for it.

Right.

> I think I was half-hoping that we'd get to chat at
> netdev about this, but that's not happening any time soon. (Topic for
> another day: does a "wireless workshop" still happen at a virtual-only
> conference?)

Yes, but only a short 1.5hr video call I guess. I'm not even sure what
to do there yet.

[snip]

Thanks for the overview!

> Also, Kalle had some concerns about stable ABI questions: shouldn't we
> bake in some kind of "check for support" feature to these kinds of
> APIs [3]? That would help ease transition, if we do start with a
> vendor API and move to a common one in the future. Given the nature of
> this feature, I wouldn't expect there will be a large variety of users
> making use of the APIs -- and I, for one, would be happy to migrate my
> user space over some period of time, as needed.

We do that? We list out the available vendor APIs, and in most cases
(perhaps not the one you've noticed there) we also list out the
availability of real nl80211 APIs in some way.

johannes


_______________________________________________
ath10k mailing list
ath10k@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/ath10k

  parent reply	other threads:[~2020-07-30 13:18 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-18 15:48 [PATCH 0/2] ath10k: SAR power limit vendor command Kalle Valo
2019-12-18 15:48 ` Kalle Valo
2019-12-18 15:48 ` [PATCH 1/2] nl80211: vendor-cmd: qca: add dynamic SAR power limits Kalle Valo
2019-12-18 15:48   ` Kalle Valo
2019-12-19  9:44   ` Pkshih
2019-12-19  9:44     ` Pkshih
2019-12-19 15:48     ` Jouni Malinen
2019-12-19 15:48       ` Jouni Malinen
2019-12-19 18:32       ` Brian Norris
2019-12-19 18:32         ` Brian Norris
2019-12-19 18:55         ` Jouni Malinen
2019-12-19 18:55           ` Jouni Malinen
2019-12-19 23:40           ` Brian Norris
2019-12-19 23:40             ` Brian Norris
2020-03-17 16:54             ` Kalle Valo
2020-03-17 16:54               ` Kalle Valo
2020-03-20 12:55               ` Johannes Berg
2020-03-20 12:55                 ` Johannes Berg
2020-06-02  1:32                 ` Brian Norris
2020-06-02  1:32                   ` Brian Norris
2020-07-16  9:35                   ` Kalle Valo
2020-07-16  9:35                     ` Kalle Valo
2020-07-16 18:56                     ` Brian Norris
2020-07-16 18:56                       ` Brian Norris
2020-07-24  9:26                       ` Kalle Valo
2020-07-24  9:26                         ` Kalle Valo
2020-07-30 13:24                         ` Johannes Berg
2020-07-30 13:24                           ` Johannes Berg
2020-08-01  1:31                           ` Brian Norris
2020-08-01  1:31                             ` Brian Norris
2020-09-08  5:55                           ` Kalle Valo
2020-09-08  5:55                           ` Kalle Valo
2020-07-30 13:17                   ` Johannes Berg [this message]
2020-07-30 13:17                     ` Johannes Berg
2019-12-18 15:48 ` [PATCH 2/2] ath10k: allow dynamic SAR power limits to be configured Kalle Valo
2019-12-18 15:48   ` Kalle Valo
2019-12-19  9:45   ` Pkshih
2019-12-19  9:45     ` Pkshih
2020-04-16  7:38   ` Kalle Valo
2020-04-16  7:38   ` Kalle Valo

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