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[31.159.59.198]) by smtp.gmail.com with ESMTPSA id u4-20020aa7db84000000b004136c2c357csm1295682edt.70.2022.03.16.10.11.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Mar 2022 10:11:01 -0700 (PDT) Date: Wed, 16 Mar 2022 16:15:36 +0100 From: Lorenzo Bianconi To: Deren Wu Cc: Felix Fietkau , Sean Wang , Soul Huang , YN Chen , Leon Yen , Eric-SY Chang , KM Lin , Robin Chiu , CH Yeh , Posh Sun , Eric Liang , Stella Chang , Evelyn Tsai , Ryder Lee , Shayne Chen , linux-wireless , linux-mediatek Subject: Re: [PATCH] mt76: fix monitor rx FCS error in DFS channel Message-ID: References: <7243650f3d51b1919bd4fd0017ff8b0186149e54.1647421054.git.deren.wu@mediatek.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="qGeKCzL1sC2OXSsX" Content-Disposition: inline In-Reply-To: <7243650f3d51b1919bd4fd0017ff8b0186149e54.1647421054.git.deren.wu@mediatek.com> Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org --qGeKCzL1sC2OXSsX Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable > From: Deren Wu >=20 > When setup monitor mode in DFS channel, mt76 send CH_SWITCH_DFS to > fw for channel config. This would cause rx performance bad while > monitoring frames. Settings CH_SWITCH_NORMAL in monitor mode would > get the same performance as normal channels. Hi Deren, >=20 > Reviewed-by: Shayne Chen > Signed-off-by: Deren Wu > --- > drivers/net/wireless/mediatek/mt76/mt7615/mcu.c | 3 ++- > drivers/net/wireless/mediatek/mt76/mt7915/mcu.c | 3 ++- > drivers/net/wireless/mediatek/mt76/mt7921/mcu.c | 3 ++- > 3 files changed, 6 insertions(+), 3 deletions(-) >=20 > diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/ne= t/wireless/mediatek/mt76/mt7615/mcu.c > index 390add3144c2..97e2a85cb728 100644 > --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c > +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c > @@ -2151,7 +2151,8 @@ int mt7615_mcu_set_chan_info(struct mt7615_phy *phy= , int cmd) > .center_chan2 =3D ieee80211_frequency_to_channel(freq2), > }; > =20 > - if (cmd =3D=3D MCU_EXT_CMD(SET_RX_PATH)) > + if (cmd =3D=3D MCU_EXT_CMD(SET_RX_PATH) || > + dev->mt76.hw->conf.flags & IEEE80211_CONF_MONITOR) is this patch compliant with 802.11h DFS standard? Regards, Lorenzo > req.switch_reason =3D CH_SWITCH_NORMAL; > else if (phy->mt76->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) > req.switch_reason =3D CH_SWITCH_SCAN_BYPASS_DPD; > diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/ne= t/wireless/mediatek/mt76/mt7915/mcu.c > index 10dc4bf5adec..c56d48342aaf 100644 > --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c > +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c > @@ -2833,7 +2833,8 @@ int mt7915_mcu_set_chan_info(struct mt7915_phy *phy= , int cmd) > } > #endif > =20 > - if (cmd =3D=3D MCU_EXT_CMD(SET_RX_PATH)) > + if (cmd =3D=3D MCU_EXT_CMD(SET_RX_PATH) || > + dev->mt76.hw->conf.flags & IEEE80211_CONF_MONITOR) > req.switch_reason =3D CH_SWITCH_NORMAL; > else if (phy->mt76->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) > req.switch_reason =3D CH_SWITCH_SCAN_BYPASS_DPD; > diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c b/drivers/ne= t/wireless/mediatek/mt76/mt7921/mcu.c > index 5ef8b24f0ab3..da2be050ed7c 100644 > --- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c > +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c > @@ -863,7 +863,8 @@ int mt7921_mcu_set_chan_info(struct mt7921_phy *phy, = int cmd) > else > req.channel_band =3D chandef->chan->band; > =20 > - if (cmd =3D=3D MCU_EXT_CMD(SET_RX_PATH)) > + if (cmd =3D=3D MCU_EXT_CMD(SET_RX_PATH) || > + dev->mt76.hw->conf.flags & IEEE80211_CONF_MONITOR) > req.switch_reason =3D CH_SWITCH_NORMAL; > else if (dev->mt76.hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) > req.switch_reason =3D CH_SWITCH_SCAN_BYPASS_DPD; > --=20 > 2.18.0 >=20 --qGeKCzL1sC2OXSsX Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQTquNwa3Txd3rGGn7Y6cBh0uS2trAUCYjH/DwAKCRA6cBh0uS2t rF9YAP9Ox9jPWfxbiA2T4XjcII2rxrXGYiAg+x0hhromc9pEBgD/R4XK+Ueyo2R0 7wp0X4yKB541uW2Kv6Kia5CQkbKOqwg= =dB/z -----END PGP SIGNATURE----- --qGeKCzL1sC2OXSsX-- From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6BE27C433EF for ; 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[31.159.59.198]) by smtp.gmail.com with ESMTPSA id u4-20020aa7db84000000b004136c2c357csm1295682edt.70.2022.03.16.10.11.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Mar 2022 10:11:01 -0700 (PDT) Date: Wed, 16 Mar 2022 16:15:36 +0100 From: Lorenzo Bianconi To: Deren Wu Cc: Felix Fietkau , Sean Wang , Soul Huang , YN Chen , Leon Yen , Eric-SY Chang , KM Lin , Robin Chiu , CH Yeh , Posh Sun , Eric Liang , Stella Chang , Evelyn Tsai , Ryder Lee , Shayne Chen , linux-wireless , linux-mediatek Subject: Re: [PATCH] mt76: fix monitor rx FCS error in DFS channel Message-ID: References: <7243650f3d51b1919bd4fd0017ff8b0186149e54.1647421054.git.deren.wu@mediatek.com> MIME-Version: 1.0 In-Reply-To: <7243650f3d51b1919bd4fd0017ff8b0186149e54.1647421054.git.deren.wu@mediatek.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220316_101109_346969_C4AA349A X-CRM114-Status: GOOD ( 15.37 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============0016303199572695004==" Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org --===============0016303199572695004== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="qGeKCzL1sC2OXSsX" Content-Disposition: inline --qGeKCzL1sC2OXSsX Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable > From: Deren Wu >=20 > When setup monitor mode in DFS channel, mt76 send CH_SWITCH_DFS to > fw for channel config. This would cause rx performance bad while > monitoring frames. Settings CH_SWITCH_NORMAL in monitor mode would > get the same performance as normal channels. Hi Deren, >=20 > Reviewed-by: Shayne Chen > Signed-off-by: Deren Wu > --- > drivers/net/wireless/mediatek/mt76/mt7615/mcu.c | 3 ++- > drivers/net/wireless/mediatek/mt76/mt7915/mcu.c | 3 ++- > drivers/net/wireless/mediatek/mt76/mt7921/mcu.c | 3 ++- > 3 files changed, 6 insertions(+), 3 deletions(-) >=20 > diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/ne= t/wireless/mediatek/mt76/mt7615/mcu.c > index 390add3144c2..97e2a85cb728 100644 > --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c > +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c > @@ -2151,7 +2151,8 @@ int mt7615_mcu_set_chan_info(struct mt7615_phy *phy= , int cmd) > .center_chan2 =3D ieee80211_frequency_to_channel(freq2), > }; > =20 > - if (cmd =3D=3D MCU_EXT_CMD(SET_RX_PATH)) > + if (cmd =3D=3D MCU_EXT_CMD(SET_RX_PATH) || > + dev->mt76.hw->conf.flags & IEEE80211_CONF_MONITOR) is this patch compliant with 802.11h DFS standard? Regards, Lorenzo > req.switch_reason =3D CH_SWITCH_NORMAL; > else if (phy->mt76->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) > req.switch_reason =3D CH_SWITCH_SCAN_BYPASS_DPD; > diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/ne= t/wireless/mediatek/mt76/mt7915/mcu.c > index 10dc4bf5adec..c56d48342aaf 100644 > --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c > +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c > @@ -2833,7 +2833,8 @@ int mt7915_mcu_set_chan_info(struct mt7915_phy *phy= , int cmd) > } > #endif > =20 > - if (cmd =3D=3D MCU_EXT_CMD(SET_RX_PATH)) > + if (cmd =3D=3D MCU_EXT_CMD(SET_RX_PATH) || > + dev->mt76.hw->conf.flags & IEEE80211_CONF_MONITOR) > req.switch_reason =3D CH_SWITCH_NORMAL; > else if (phy->mt76->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) > req.switch_reason =3D CH_SWITCH_SCAN_BYPASS_DPD; > diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c b/drivers/ne= t/wireless/mediatek/mt76/mt7921/mcu.c > index 5ef8b24f0ab3..da2be050ed7c 100644 > --- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c > +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c > @@ -863,7 +863,8 @@ int mt7921_mcu_set_chan_info(struct mt7921_phy *phy, = int cmd) > else > req.channel_band =3D chandef->chan->band; > =20 > - if (cmd =3D=3D MCU_EXT_CMD(SET_RX_PATH)) > + if (cmd =3D=3D MCU_EXT_CMD(SET_RX_PATH) || > + dev->mt76.hw->conf.flags & IEEE80211_CONF_MONITOR) > req.switch_reason =3D CH_SWITCH_NORMAL; > else if (dev->mt76.hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) > req.switch_reason =3D CH_SWITCH_SCAN_BYPASS_DPD; > --=20 > 2.18.0 >=20 --qGeKCzL1sC2OXSsX Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQTquNwa3Txd3rGGn7Y6cBh0uS2trAUCYjH/DwAKCRA6cBh0uS2t rF9YAP9Ox9jPWfxbiA2T4XjcII2rxrXGYiAg+x0hhromc9pEBgD/R4XK+Ueyo2R0 7wp0X4yKB541uW2Kv6Kia5CQkbKOqwg= =dB/z -----END PGP SIGNATURE----- --qGeKCzL1sC2OXSsX-- --===============0016303199572695004== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek --===============0016303199572695004==--