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From: Johannes Berg <johannes@sipsolutions.net>
To: Wen Gong <wgong@codeaurora.org>, ath11k@lists.infradead.org
Cc: linux-wireless@vger.kernel.org
Subject: Re: [PATCH v2 3/8] mac80211: add parse regulatory info in 6 GHz operation information
Date: Thu, 26 Aug 2021 10:21:41 +0200	[thread overview]
Message-ID: <57012b81620f7c176c405262f2caf8d497393cae.camel@sipsolutions.net> (raw)
In-Reply-To: <20210820122041.12157-4-wgong@codeaurora.org>

On Fri, 2021-08-20 at 08:20 -0400, Wen Gong wrote:
> This patch is to convert the regulatory info subfield in HE operation
> element to power type and save in struct cfg80211_chan_def.
> 
> Signed-off-by: Wen Gong <wgong@codeaurora.org>
> ---
>  net/mac80211/util.c | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/net/mac80211/util.c b/net/mac80211/util.c
> index 93d96a4f9c3e..cb1c35d8ef48 100644
> --- a/net/mac80211/util.c
> +++ b/net/mac80211/util.c
> @@ -3395,6 +3395,16 @@ bool ieee80211_chandef_he_6ghz_oper(struct ieee80211_sub_if_data *sdata,
>  					      NL80211_BAND_6GHZ);
>  	he_chandef.chan = ieee80211_get_channel(sdata->local->hw.wiphy, freq);
>  
> 
> +	switch (u8_get_bits(he_6ghz_oper->control,
> +			    IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO)) {
> +	case IEEE80211_6GHZ_CTRL_REG_LPI_AP:
> +		he_chandef.power_type = NL80211_REG_LPI_AP;
> +		break;
> +	case IEEE80211_6GHZ_CTRL_REG_SP_AP:
> +		he_chandef.power_type = NL80211_REG_SP_AP;
> +		break;
> +	}

Now here you put it in the chandef, but don't propagate it anywhere if
channels are merged, etc. I don't think this can work correctly in all
but the most trivial use cases.

johannes


WARNING: multiple messages have this Message-ID (diff)
From: Johannes Berg <johannes@sipsolutions.net>
To: Wen Gong <wgong@codeaurora.org>, ath11k@lists.infradead.org
Cc: linux-wireless@vger.kernel.org
Subject: Re: [PATCH v2 3/8] mac80211: add parse regulatory info in 6 GHz operation information
Date: Thu, 26 Aug 2021 10:21:41 +0200	[thread overview]
Message-ID: <57012b81620f7c176c405262f2caf8d497393cae.camel@sipsolutions.net> (raw)
In-Reply-To: <20210820122041.12157-4-wgong@codeaurora.org>

On Fri, 2021-08-20 at 08:20 -0400, Wen Gong wrote:
> This patch is to convert the regulatory info subfield in HE operation
> element to power type and save in struct cfg80211_chan_def.
> 
> Signed-off-by: Wen Gong <wgong@codeaurora.org>
> ---
>  net/mac80211/util.c | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/net/mac80211/util.c b/net/mac80211/util.c
> index 93d96a4f9c3e..cb1c35d8ef48 100644
> --- a/net/mac80211/util.c
> +++ b/net/mac80211/util.c
> @@ -3395,6 +3395,16 @@ bool ieee80211_chandef_he_6ghz_oper(struct ieee80211_sub_if_data *sdata,
>  					      NL80211_BAND_6GHZ);
>  	he_chandef.chan = ieee80211_get_channel(sdata->local->hw.wiphy, freq);
>  
> 
> +	switch (u8_get_bits(he_6ghz_oper->control,
> +			    IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO)) {
> +	case IEEE80211_6GHZ_CTRL_REG_LPI_AP:
> +		he_chandef.power_type = NL80211_REG_LPI_AP;
> +		break;
> +	case IEEE80211_6GHZ_CTRL_REG_SP_AP:
> +		he_chandef.power_type = NL80211_REG_SP_AP;
> +		break;
> +	}

Now here you put it in the chandef, but don't propagate it anywhere if
channels are merged, etc. I don't think this can work correctly in all
but the most trivial use cases.

johannes


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ath11k@lists.infradead.org
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  reply	other threads:[~2021-08-26  8:21 UTC|newest]

Thread overview: 86+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-20 12:20 [PATCH v2 0/8] cfg80211/mac80211: Add support for 6GHZ STA for various modes : LPI, SP and VLP Wen Gong
2021-08-20 12:20 ` Wen Gong
2021-08-20 12:20 ` [PATCH v2 1/8] cfg80211: add power type definition for 6 GHz Wen Gong
2021-08-20 12:20   ` Wen Gong
2021-08-26  8:20   ` Johannes Berg
2021-08-26  8:20     ` Johannes Berg
2021-08-26  8:22     ` Johannes Berg
2021-08-26  8:22       ` Johannes Berg
2021-08-26 11:02       ` Wen Gong
2021-08-26 11:02         ` Wen Gong
2021-08-26 11:11         ` Johannes Berg
2021-08-26 11:11           ` Johannes Berg
2021-08-26 10:57     ` Wen Gong
2021-08-26 10:57       ` Wen Gong
2021-08-26 10:59       ` Johannes Berg
2021-08-26 10:59         ` Johannes Berg
2021-08-26 11:01         ` Wen Gong
2021-08-26 11:01           ` Wen Gong
2021-08-20 12:20 ` [PATCH v2 2/8] mac80211: add definition of regulatory info in 6 GHz operation information Wen Gong
2021-08-20 12:20   ` Wen Gong
2021-08-26  8:20   ` Johannes Berg
2021-08-26  8:20     ` Johannes Berg
2021-08-20 12:20 ` [PATCH v2 3/8] mac80211: add parse " Wen Gong
2021-08-20 12:20   ` Wen Gong
2021-08-26  8:21   ` Johannes Berg [this message]
2021-08-26  8:21     ` Johannes Berg
2021-08-20 12:20 ` [PATCH v2 4/8] cfg80211: add definition for 6 GHz power spectral density(psd) Wen Gong
2021-08-20 12:20   ` Wen Gong
2021-08-20 12:20 ` [PATCH v2 5/8] cfg80211: save power spectral density(psd) of regulatory rule Wen Gong
2021-08-20 12:20   ` Wen Gong
2021-08-26  8:25   ` Johannes Berg
2021-08-26  8:25     ` Johannes Berg
2021-08-26 10:43     ` Wen Gong
2021-08-26 10:43       ` Wen Gong
2021-08-26 10:56       ` Johannes Berg
2021-08-26 10:56         ` Johannes Berg
2021-08-26 10:58         ` Wen Gong
2021-08-26 10:58           ` Wen Gong
2021-08-20 12:20 ` [PATCH v2 6/8] mac80211: add definition for transmit power envelope element Wen Gong
2021-08-20 12:20   ` Wen Gong
2021-08-26  8:30   ` Johannes Berg
2021-08-26  8:30     ` Johannes Berg
2021-08-20 12:20 ` [PATCH v2 7/8] mac80211: add parse " Wen Gong
2021-08-20 12:20   ` Wen Gong
2021-08-26  8:20   ` Johannes Berg
2021-08-26  8:20     ` Johannes Berg
2021-08-20 12:20 ` [PATCH v2 8/8] mac80211: save transmit power envelope element and power constraint Wen Gong
2021-08-20 12:20   ` Wen Gong
2021-08-26  8:29   ` Johannes Berg
2021-08-26  8:29     ` Johannes Berg
2021-08-26 10:50     ` Wen Gong
2021-08-26 10:50       ` Wen Gong
2021-08-26 10:57       ` Johannes Berg
2021-08-26 10:57         ` Johannes Berg
2021-08-26 11:00         ` Wen Gong
2021-08-26 11:00           ` Wen Gong
2021-08-26 11:10           ` Johannes Berg
2021-08-26 11:10             ` Johannes Berg
2021-08-27  2:01             ` Wen Gong
2021-08-27  2:01               ` Wen Gong
2023-07-19  3:29         ` Wen Gong
2023-07-19  3:29           ` Wen Gong
2021-08-27  2:11     ` Wen Gong
2021-08-27  2:11       ` Wen Gong
2021-08-27  6:46       ` Johannes Berg
2021-08-27  6:46         ` Johannes Berg
2021-08-27  6:53         ` Wen Gong
2021-08-27  6:53           ` Wen Gong
2021-08-27  6:55           ` Johannes Berg
2021-08-27  6:55             ` Johannes Berg
2021-08-27  7:12             ` Wen Gong
2021-08-27  7:12               ` Wen Gong
2021-08-27  7:38               ` Johannes Berg
2021-08-27  7:38                 ` Johannes Berg
2021-08-27  8:18                 ` Wen Gong
2021-08-27  8:18                   ` Wen Gong
2021-08-27  8:20                   ` Johannes Berg
2021-08-27  8:20                     ` Johannes Berg
2021-08-27  8:28                     ` Wen Gong
2021-08-27  8:28                       ` Wen Gong
2021-08-27  8:30                       ` Johannes Berg
2021-08-27  8:30                         ` Johannes Berg
2021-08-27  8:47                         ` Wen Gong
2021-08-27  8:47                           ` Wen Gong
2021-08-25  2:18 ` [PATCH v2 0/8] cfg80211/mac80211: Add support for 6GHZ STA for various modes : LPI, SP and VLP Wen Gong
2021-08-25  2:18   ` Wen Gong

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