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 X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,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 53829C43381 for ; Fri, 1 Mar 2019 14:20:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 162982084F for ; Fri, 1 Mar 2019 14:20:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=nbd.name header.i=@nbd.name header.b="KuCKFzE0" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388333AbfCAOU1 (ORCPT ); Fri, 1 Mar 2019 09:20:27 -0500 Received: from nbd.name ([46.4.11.11]:50344 "EHLO nbd.name" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388320AbfCAOUZ (ORCPT ); Fri, 1 Mar 2019 09:20:25 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Message-Id:Date:Subject:To:From:Sender:Reply-To:Cc: MIME-Version:Content-Type:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:In-Reply-To:References:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=gszdvwF6/QEm3MsLM2KwECcq7mGIzKg0q/99W4/5tU0=; b=KuCKFzE0ncLxEuTvV1ijMpM7L1 UUSrdU4HVJQWuzn3wwplspqNh1M1/6iH5jf58yLrlU1N/rm4fHt62BwcaJA2uAkpwZwvmJYFM3ARC ZRZ+xgl9FjOZbpdOgD/UUDq4fahR2NjxXZZ/ygd0PfnFxSVXW9XE+nhfg6lbPnh2enWk=; Received: by maeck.lan (Postfix, from userid 501) id 09FDA50B0028; Fri, 1 Mar 2019 15:20:23 +0100 (CET) From: Felix Fietkau To: linux-wireless@vger.kernel.org Subject: [PATCH 1/3] mt76: rewrite dma descriptor base and ring size on queue reset Date: Fri, 1 Mar 2019 15:20:21 +0100 Message-Id: <20190301142023.18179-1-nbd@nbd.name> X-Mailer: git-send-email 2.17.0 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Useful in case the hardware reset clobbers these values Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/dma.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c index 4db1f088ee91..4e2dfb0f20c3 100644 --- a/drivers/net/wireless/mediatek/mt76/dma.c +++ b/drivers/net/wireless/mediatek/mt76/dma.c @@ -137,6 +137,8 @@ mt76_dma_tx_cleanup_idx(struct mt76_dev *dev, struct mt76_queue *q, int idx, static void mt76_dma_sync_idx(struct mt76_dev *dev, struct mt76_queue *q) { + iowrite32(q->desc_dma, &q->regs->desc_base); + iowrite32(q->ndesc, &q->regs->ring_size); q->head = ioread32(&q->regs->dma_idx); q->tail = q->head; iowrite32(q->head, &q->regs->cpu_idx); -- 2.17.0