From patchwork Tue Apr 6 03:34:39 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sean Wang X-Patchwork-Id: 417200 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EC9CBC43461 for ; Tue, 6 Apr 2021 03:34:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C5C3E6138A for ; Tue, 6 Apr 2021 03:34:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242381AbhDFDey (ORCPT ); Mon, 5 Apr 2021 23:34:54 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:48671 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S242346AbhDFDey (ORCPT ); Mon, 5 Apr 2021 23:34:54 -0400 X-UUID: 4a1b37d4d7564eb2ba5d9d4276334b46-20210406 X-UUID: 4a1b37d4d7564eb2ba5d9d4276334b46-20210406 Received: from mtkmrs01.mediatek.inc [(172.21.131.159)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.14 Build 0819 with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 826307092; Tue, 06 Apr 2021 11:34:43 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs06n1.mediatek.inc (172.21.101.129) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 6 Apr 2021 11:34:41 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 6 Apr 2021 11:34:41 +0800 From: To: , CC: , , , , , , , , , Subject: [PATCH 6/6] mt76: mt7921: reduce the data latency during hw scan Date: Tue, 6 Apr 2021 11:34:39 +0800 Message-ID: <2a90d50ed8f1f423d84d02c2d32e9e0686873525.1617679693.git.objelf@gmail.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <4c5666ad0683e467f11ca4a4abb5be335be25696.1617679693.git.objelf@gmail.com> References: <4c5666ad0683e467f11ca4a4abb5be335be25696.1617679693.git.objelf@gmail.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Sean Wang Reduce the data latency during hw_scan by the split scan which would switch back to operational channel right after scanning each channel done. Suggested-by: Asda Wen Suggested-by: Soul Huang Co-developed-by: YN Chen Signed-off-by: YN Chen Signed-off-by: Sean Wang --- drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c | 5 ++++- drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h | 3 +++ 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c index 1bd6294042b6..4892728ad9bb 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c @@ -1395,11 +1395,14 @@ int mt76_connac_mcu_hw_scan(struct mt76_phy *phy, struct ieee80211_vif *vif, req->ies_len = cpu_to_le16(sreq->ie_len); } + if (is_mt7921(phy->dev)) + req->scan_func |= SCAN_FUNC_SPLIT_SCAN; + memcpy(req->bssid, sreq->bssid, ETH_ALEN); if (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { get_random_mask_addr(req->random_mac, sreq->mac_addr, sreq->mac_addr_mask); - req->scan_func = 1; + req->scan_func |= SCAN_FUNC_RANDOM_MAC; } err = mt76_mcu_skb_send_msg(mdev, skb, MCU_CMD_START_HW_SCAN, false); diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h index 5a3efd744546..6f9b7807305a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h @@ -362,6 +362,9 @@ enum { #define NETWORK_IBSS BIT(18) #define NETWORK_WDS BIT(21) +#define SCAN_FUNC_RANDOM_MAC BIT(0) +#define SCAN_FUNC_SPLIT_SCAN BIT(5) + #define CONNECTION_INFRA_STA (STA_TYPE_STA | NETWORK_INFRA) #define CONNECTION_INFRA_AP (STA_TYPE_AP | NETWORK_INFRA) #define CONNECTION_P2P_GC (STA_TYPE_STA | NETWORK_P2P)