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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 807F1C38A2A for ; Thu, 7 May 2020 19:14:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 58206208D6 for ; Thu, 7 May 2020 19:14:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="THP9sZvJ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728420AbgEGTOM (ORCPT ); Thu, 7 May 2020 15:14:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37260 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726470AbgEGTOL (ORCPT ); Thu, 7 May 2020 15:14:11 -0400 Received: from mail-qv1-xf44.google.com (mail-qv1-xf44.google.com [IPv6:2607:f8b0:4864:20::f44]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 77E0CC05BD43 for ; Thu, 7 May 2020 12:14:11 -0700 (PDT) Received: by mail-qv1-xf44.google.com with SMTP id t8so3247794qvw.5 for ; Thu, 07 May 2020 12:14:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=dqXcMmi6x29UrthymMNNxQdDEOmsHbhH0Bj3IzL2aMs=; b=THP9sZvJlWOLHisxxV/QpAkHjs0X+vaTKBV8lcHHGTJPibJEmCuYCVeQw7f6ticXBb vecXfRkLxGDLpMrzfwAh+rbYW8hWks1GUIYRMVN2+cefaDKtx2+AteGZOq6kvWuRrM9O yqNHGY9pD9KyQohiE6TtQ0KJjKHHHSgmbBya1YXF99ZFjfboW1Ikzjk28FTV6Q9sOo2T 5wDXgHedoEIQBm9db7XA4PmRqzdbFaSvESGhWGL75JaGJDqZ7BwENG2/tVhUT7bOViND rGnNRJDPu5fXhzRtRQ0aMcysAY4Kz8+k9GBdrV4xUhymKsmKQp+N2TZgzk5VOHSICcA2 y/Gg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=dqXcMmi6x29UrthymMNNxQdDEOmsHbhH0Bj3IzL2aMs=; b=LyYOxksUF6HoHltIMgdcZGZcuq/m2S5b+33G/TjYBOA5N1ZqIIwX9v3UcEEILKp11B S8E+dIUZl+np9PFxioICe+oVnJ18MvGphcRlXzTcvMrzwov/JwqUBmgPUUKMi2ClD0mv 2IkOubv2egPCaLKmBMZCJRU5qTv8rmPyaJyz0Z2HDFN3E7N2j7XT+elK65A4YGxcemLt Gdzm4kFW4eGXSncYE+yEz+xh8KyH7P9E5Bs/c6+VtmQvG638BTyClarIRQAVUwZygJ3i r/hyvKaoQMX7yPw8WRxuNg7L9Fr4D/E7nh4nWnwVztbiuwh+YvjzkneyIOp6fYS8ysP/ WsfQ== X-Gm-Message-State: AGi0Pub6X72bSM/QxvbLknt//5chyTDNZzrjFLnwnEZWzE47W4XiFOVF mMpLQQukpYVMziN+pRDo3mVE7A== X-Google-Smtp-Source: APiQypKzE413WCsr8X3g6xZaR51/YNaRxGh6knaaWQShRkPKDilTFpTf259HoZj76ksWCskLjX4yqw== X-Received: by 2002:ad4:4c92:: with SMTP id bs18mr15061948qvb.67.1588878850567; Thu, 07 May 2020 12:14:10 -0700 (PDT) Received: from beast.localdomain (c-73-185-129-58.hsd1.mn.comcast.net. [73.185.129.58]) by smtp.gmail.com with ESMTPSA id j8sm5094236qtk.85.2020.05.07.12.14.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 May 2020 12:14:10 -0700 (PDT) From: Alex Elder To: davem@davemloft.net Cc: evgreen@chromium.org.net, subashab@codeaurora.org, cpratapa@codeaurora.org, bjorn.andersson@linaro.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH net 1/2] net: ipa: set DMA length in gsi_trans_cmd_add() Date: Thu, 7 May 2020 14:14:03 -0500 Message-Id: <20200507191404.31626-2-elder@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200507191404.31626-1-elder@linaro.org> References: <20200507191404.31626-1-elder@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When a command gets added to a transaction for the AP->command channel we set the DMA address of its scatterlist entry, but not its DMA length. Fix this bug. Signed-off-by: Alex Elder --- drivers/net/ipa/gsi_trans.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/net/ipa/gsi_trans.c b/drivers/net/ipa/gsi_trans.c index 2fd21d75367d..bdbfeed359db 100644 --- a/drivers/net/ipa/gsi_trans.c +++ b/drivers/net/ipa/gsi_trans.c @@ -399,13 +399,14 @@ void gsi_trans_cmd_add(struct gsi_trans *trans, void *buf, u32 size, /* assert(which < trans->tre_count); */ /* Set the page information for the buffer. We also need to fill in - * the DMA address for the buffer (something dma_map_sg() normally - * does). + * the DMA address and length for the buffer (something dma_map_sg() + * normally does). */ sg = &trans->sgl[which]; sg_set_buf(sg, buf, size); sg_dma_address(sg) = addr; + sg_dma_len(sg) = sg->length; info = &trans->info[which]; info->opcode = opcode; -- 2.20.1