From patchwork Wed Sep 8 09:41:43 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shayne Chen X-Patchwork-Id: 12480689 X-Patchwork-Delegate: nbd@nbd.name 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 807FDC433FE for ; Wed, 8 Sep 2021 09:43:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5E65461026 for ; Wed, 8 Sep 2021 09:43:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348132AbhIHJoK (ORCPT ); Wed, 8 Sep 2021 05:44:10 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:42710 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1347951AbhIHJoH (ORCPT ); Wed, 8 Sep 2021 05:44:07 -0400 X-UUID: 37edaea9410843f9a899a36f1ed55d08-20210908 X-UUID: 37edaea9410843f9a899a36f1ed55d08-20210908 Received: from mtkcas06.mediatek.inc [(172.21.101.30)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1729541445; Wed, 08 Sep 2021 17:42:56 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 8 Sep 2021 17:42:56 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkcas07.mediatek.inc (172.21.101.84) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 8 Sep 2021 17:42:55 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 8 Sep 2021 17:42:55 +0800 From: Shayne Chen To: Felix Fietkau CC: linux-wireless , Lorenzo Bianconi , Ryder Lee , "Evelyn Tsai" , linux-mediatek , Shayne Chen Subject: [PATCH v3 7/8] mt76: mt7915: set VTA bit in tx descriptor Date: Wed, 8 Sep 2021 17:41:43 +0800 Message-ID: <20210908094144.25641-7-shayne.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210908094144.25641-1-shayne.chen@mediatek.com> References: <20210908094144.25641-1-shayne.chen@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org The VTA (Valid for Txd Arrival time) bit should be set in tx descriptor, which is necessary for WM fw to schedule SPL (station priority list) normally before generating txcmd. If it's not set, some unexpected wcids may be involved in SPL. Suggested-by: Nelson Chang Signed-off-by: Shayne Chen --- drivers/net/wireless/mediatek/mt76/mt7915/mac.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c index 1b8e37e265cb..497ae9935116 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c @@ -1034,7 +1034,7 @@ void mt7915_mac_write_txwi(struct mt7915_dev *dev, __le32 *txwi, FIELD_PREP(MT_TXD0_Q_IDX, q_idx); txwi[0] = cpu_to_le32(val); - val = MT_TXD1_LONG_FORMAT | + val = MT_TXD1_LONG_FORMAT | MT_TXD1_VTA | FIELD_PREP(MT_TXD1_WLAN_IDX, wcid->idx) | FIELD_PREP(MT_TXD1_OWN_MAC, omac_idx);