From nobody Fri Dec 01 00:28:25 2023 X-Original-To: freebsd-wireless@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4ShDSc6l8dz5319m for ; Fri, 1 Dec 2023 00:28:48 +0000 (UTC) (envelope-from farhan@farhan.codes) Received: from wout4-smtp.messagingengine.com (wout4-smtp.messagingengine.com [64.147.123.20]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4ShDSc1DwZz4KV7 for ; Fri, 1 Dec 2023 00:28:48 +0000 (UTC) (envelope-from farhan@farhan.codes) Authentication-Results: mx1.freebsd.org; dkim=pass header.d=farhan.codes header.s=fm3 header.b=FxoILyQO; dkim=pass header.d=messagingengine.com header.s=fm1 header.b="w/QRLmDx"; spf=pass (mx1.freebsd.org: domain of farhan@farhan.codes designates 64.147.123.20 as permitted sender) smtp.mailfrom=farhan@farhan.codes; 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Thu, 30 Nov 2023 19:28:45 -0500 (EST) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.9.0-alpha0-1238-g6cccb1fa34-fm-20231128.002-g6cccb1fa List-Id: Discussions List-Archive: https://lists.freebsd.org/archives/freebsd-wireless List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-wireless@freebsd.org X-BeenThere: freebsd-wireless@freebsd.org MIME-Version: 1.0 Message-Id: Date: Thu, 30 Nov 2023 19:28:25 -0500 From: "Farhan Khan" To: freebsd-wireless Subject: net80211 specific questions Content-Type: text/plain X-Spamd-Result: default: False [-4.99 / 15.00]; DWL_DNSWL_LOW(-1.00)[messagingengine.com:dkim]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_HAM_SHORT(-1.00)[-1.000]; RWL_MAILSPIKE_EXCELLENT(-0.40)[64.147.123.20:from]; R_DKIM_ALLOW(-0.20)[farhan.codes:s=fm3,messagingengine.com:s=fm1]; R_SPF_ALLOW(-0.20)[+ip4:64.147.123.20]; RCVD_IN_DNSWL_LOW(-0.10)[64.147.123.20:from]; MIME_GOOD(-0.10)[text/plain]; XM_UA_NO_VERSION(0.01)[]; DKIM_TRACE(0.00)[farhan.codes:+,messagingengine.com:+]; FROM_EQ_ENVFROM(0.00)[]; MLMMJ_DEST(0.00)[freebsd-wireless@freebsd.org]; MIME_TRACE(0.00)[0:+]; RCVD_TLS_LAST(0.00)[]; TO_DN_ALL(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; ASN(0.00)[asn:29838, ipnet:64.147.123.0/24, country:US]; FROM_HAS_DN(0.00)[]; RCVD_COUNT_THREE(0.00)[3]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DMARC_NA(0.00)[farhan.codes]; PREVIOUSLY_DELIVERED(0.00)[freebsd-wireless@freebsd.org]; ARC_NA(0.00)[] X-Rspamd-Queue-Id: 4ShDSc1DwZz4KV7 X-Spamd-Bar: ---- Hi all, I have a two questions regarding net80211's drivers: A) What is the difference between ic->ic_transmit and ic->ic_raw_xmit? B) What is the difference between sc_snd (which queues mbufs for sending via ic->ic_raw_xmit) versus using sc->sc_tx and sc->sc_rx? Both seem to queue mbufs and transmit them. Thank you! -- Farhan Khan PGP Fingerprint: 1312 89CE 663E 1EB2 179C 1C83 C41D 2281 F8DA C0DE