From: Johannes Berg <johannes@sipsolutions.net>
To: "Luis R. Rodriguez" <mcgrof@do-not-panic.com>
Cc: linville@tuxdriver.com, wireless-regdb@lists.infradead.org,
kandala@qca.qualcomm.com, linux-wireless@vger.kernel.org,
qca_vkondrat@qca.qualcomm.com, green@qca.qualcomm.com,
yunsenw@qca.qualcomm.com
Subject: Re: [wireless-regdb] [PATCH 2/3] wireless-regdb: enable VHT80 when world roaming
Date: Tue, 09 Apr 2013 08:51:18 +0200 [thread overview]
Message-ID: <1365490278.8465.1.camel@jlt4.sipsolutions.net> (raw)
In-Reply-To: <1365486778-2336-3-git-send-email-mcgrof@do-not-panic.com>
On Mon, 2013-04-08 at 22:52 -0700, Luis R. Rodriguez wrote:
> From: "Luis R. Rodriguez" <mcgrof@do-not-panic.com>
>
> For VHT, the wider bandwidths (up to 160 MHz) need
> to be allowed. Since world roaming only covers the
> case of connecting to an AP, it can be opened up
> there, we will rely on the AP to know the local
> regulations.
>
> Based on a patch by Johannes Berg for upstream Linux.
> --- a/db.txt
> +++ b/db.txt
> @@ -6,10 +6,10 @@ country 00:
> # Channel 14. Only JP enables this and for 802.11b only
> (2474 - 2494 @ 20), (3, 20), PASSIVE-SCAN, NO-IBSS, NO-OFDM
> # Channel 36 - 48
> - (5170 - 5250 @ 40), (3, 20), PASSIVE-SCAN, NO-IBSS
> + (5170 - 5250 @ 80), (3, 20), PASSIVE-SCAN, NO-IBSS
> # NB: 5260 MHz - 5700 MHz requies DFS
> # Channel 149 - 165
> - (5735 - 5835 @ 40), (3, 20), PASSIVE-SCAN, NO-IBSS
> + (5735 - 5835 @ 80), (3, 20), PASSIVE-SCAN, NO-IBSS
I also have a separate upstream patch that I haven't sent here yet to
enable 160 MHz by enabling the radar channels (passively), see below;
any thoughts on that?
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -184,11 +184,21 @@ static const struct ieee80211_regdomain
world_regdom = {
NL80211_RRF_NO_IBSS |
NL80211_RRF_NO_OFDM),
/* IEEE 802.11a, channel 36..48 */
- REG_RULE(5180-10, 5240+10, 80, 6, 20,
+ REG_RULE(5180-10, 5240+10, 160, 6, 20,
NL80211_RRF_PASSIVE_SCAN |
NL80211_RRF_NO_IBSS),
- /* NB: 5260 MHz - 5700 MHz requires DFS */
+ /* IEEE 802.11a, channel 52..64 - DFS required */
+ REG_RULE(5260-10, 5320+10, 160, 6, 20,
+ NL80211_RRF_PASSIVE_SCAN |
+ NL80211_RRF_NO_IBSS |
+ NL80211_RRF_DFS),
+
+ /* IEEE 802.11a, channel 100..144 - DFS required */
+ REG_RULE(5500-10, 5720+10, 160, 6, 20,
+ NL80211_RRF_PASSIVE_SCAN |
+ NL80211_RRF_NO_IBSS |
+ NL80211_RRF_DFS),
/* IEEE 802.11a, channel 149..165 */
REG_RULE(5745-10, 5825+10, 80, 6, 20,
johannes
WARNING: multiple messages have this Message-ID (diff)
From: Johannes Berg <johannes@sipsolutions.net>
To: "Luis R. Rodriguez" <mcgrof@do-not-panic.com>
Cc: wireless-regdb@lists.infradead.org, kandala@qca.qualcomm.com,
linux-wireless@vger.kernel.org, linville@tuxdriver.com,
qca_vkondrat@qca.qualcomm.com, green@qca.qualcomm.com,
yunsenw@qca.qualcomm.com
Subject: Re: [wireless-regdb] [PATCH 2/3] wireless-regdb: enable VHT80 when world roaming
Date: Tue, 09 Apr 2013 08:51:18 +0200 [thread overview]
Message-ID: <1365490278.8465.1.camel@jlt4.sipsolutions.net> (raw)
In-Reply-To: <1365486778-2336-3-git-send-email-mcgrof@do-not-panic.com>
On Mon, 2013-04-08 at 22:52 -0700, Luis R. Rodriguez wrote:
> From: "Luis R. Rodriguez" <mcgrof@do-not-panic.com>
>
> For VHT, the wider bandwidths (up to 160 MHz) need
> to be allowed. Since world roaming only covers the
> case of connecting to an AP, it can be opened up
> there, we will rely on the AP to know the local
> regulations.
>
> Based on a patch by Johannes Berg for upstream Linux.
> --- a/db.txt
> +++ b/db.txt
> @@ -6,10 +6,10 @@ country 00:
> # Channel 14. Only JP enables this and for 802.11b only
> (2474 - 2494 @ 20), (3, 20), PASSIVE-SCAN, NO-IBSS, NO-OFDM
> # Channel 36 - 48
> - (5170 - 5250 @ 40), (3, 20), PASSIVE-SCAN, NO-IBSS
> + (5170 - 5250 @ 80), (3, 20), PASSIVE-SCAN, NO-IBSS
> # NB: 5260 MHz - 5700 MHz requies DFS
> # Channel 149 - 165
> - (5735 - 5835 @ 40), (3, 20), PASSIVE-SCAN, NO-IBSS
> + (5735 - 5835 @ 80), (3, 20), PASSIVE-SCAN, NO-IBSS
I also have a separate upstream patch that I haven't sent here yet to
enable 160 MHz by enabling the radar channels (passively), see below;
any thoughts on that?
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -184,11 +184,21 @@ static const struct ieee80211_regdomain
world_regdom = {
NL80211_RRF_NO_IBSS |
NL80211_RRF_NO_OFDM),
/* IEEE 802.11a, channel 36..48 */
- REG_RULE(5180-10, 5240+10, 80, 6, 20,
+ REG_RULE(5180-10, 5240+10, 160, 6, 20,
NL80211_RRF_PASSIVE_SCAN |
NL80211_RRF_NO_IBSS),
- /* NB: 5260 MHz - 5700 MHz requires DFS */
+ /* IEEE 802.11a, channel 52..64 - DFS required */
+ REG_RULE(5260-10, 5320+10, 160, 6, 20,
+ NL80211_RRF_PASSIVE_SCAN |
+ NL80211_RRF_NO_IBSS |
+ NL80211_RRF_DFS),
+
+ /* IEEE 802.11a, channel 100..144 - DFS required */
+ REG_RULE(5500-10, 5720+10, 160, 6, 20,
+ NL80211_RRF_PASSIVE_SCAN |
+ NL80211_RRF_NO_IBSS |
+ NL80211_RRF_DFS),
/* IEEE 802.11a, channel 149..165 */
REG_RULE(5745-10, 5825+10, 80, 6, 20,
johannes
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next prev parent reply other threads:[~2013-04-09 6:51 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-09 5:52 [PATCH 0/3] wireless-regdb: a few regulatory updates Luis R. Rodriguez
2013-04-09 5:52 ` [wireless-regdb] " Luis R. Rodriguez
2013-04-09 5:52 ` [PATCH 1/3] wireless-regdb: enable HT40 in RU - Russian Federation Luis R. Rodriguez
2013-04-09 5:52 ` [wireless-regdb] " Luis R. Rodriguez
2013-04-09 5:52 ` [PATCH 2/3] wireless-regdb: enable VHT80 when world roaming Luis R. Rodriguez
2013-04-09 5:52 ` [wireless-regdb] " Luis R. Rodriguez
2013-04-09 6:51 ` Johannes Berg [this message]
2013-04-09 6:51 ` Johannes Berg
2013-04-09 8:26 ` Luis R. Rodriguez
2013-04-09 8:26 ` Luis R. Rodriguez
2013-04-09 13:54 ` Green, Michael
2013-04-09 13:54 ` Green, Michael
2013-04-10 7:22 ` Luis R. Rodriguez
2013-04-10 7:22 ` Luis R. Rodriguez
2013-04-09 5:52 ` [PATCH 3/3] wireless-regdb: add VHT channels 1..3 to world regdom Luis R. Rodriguez
2013-04-09 5:52 ` [wireless-regdb] " Luis R. Rodriguez
2013-04-09 6:52 ` Johannes Berg
2013-04-09 6:52 ` [wireless-regdb] " Johannes Berg
2013-04-09 6:52 ` Johannes Berg
2013-04-09 6:52 ` [wireless-regdb] " Johannes Berg
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