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[59.124.168.89]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1fed7cc0213sm142631275ad.72.2024.08.01.07.06.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 01 Aug 2024 07:06:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1722521178; x=1723125978; darn=nongnu.org; h=references:in-reply-to:message-id:date:subject:cc:to:from:from:to :cc:subject:date:message-id:reply-to; bh=FLUVpm7q4t3wLyhn54TwgrrVNxCRL3GBe3+Zpe/mX4s=; b=N8R6XY3xvjr01FT2dfyPzdSofOFlB/EMTaUogvoV43XAY08mLcvJqPF7XOmkDh/jH7 k0YB72H6i4qAaYFOvvInEKeeCl19J13a80k3nw05ZBzLpEgP1dLgQCY6mJhkHgppf/PT xvBygTFkBDEYsYo6pkxRGuaSqKwHlCFCDCU2F3cBbqwFvxVLWI3oW///N6yuAyx2haXM fwJCMr0+ZCBeZrxjnuTGbBS3LXn5G5+nbQy76VLyiRJs96k344Dn910IGoxoGzc05W/c FZpg3d8gw9JHu6xZ/PiC3FOKWx0tD92amla/fxy0gLgb7tca7fhECI3FIZ+gJPbG66jA 8hCA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1722521178; x=1723125978; h=references:in-reply-to:message-id:date:subject:cc:to:from :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=FLUVpm7q4t3wLyhn54TwgrrVNxCRL3GBe3+Zpe/mX4s=; b=SGC808D50MA/huxgorpbYb21LxXyQc3bEKVCg9NE+aTv0HX1EwA5/pymR/jpD27TNH mdaRsa1CD6b+j/QiZWmQLluGW+w8l4vfQqskrunaCaHLDdndsd9A36HZvBrDzCGN7P34 OGzOH4xG3L2+FfaOcoMYL+zkZN+RtUArVYttyRdAH3NIIENHgBPTSEEQxmIjX85k/lYP jpI74FDy19sHSSzAA5Mhg2i5QSTBbBiMWI/qdsoii5Rno+fOMyRGI3PiPtKrc17jkPml 14gtCpsEunj2+NS5AOrwZHumF7GJmUV8nzTp8mEykIvSNAQ6gwpVuGEN4IKty0LifZgx lWWw== X-Gm-Message-State: AOJu0Yz28sCPl2UOygSO1Vuw5R9VbsEE+ELvqSNqGKDnfU1I/q9EaMke ay40HHyIWA0ZLlpRcOHvoKNAO+Qd2zouZSNVVFd7Os8QrLl2N6Ct+WrMSuV3APmvhaHaBMh1l9O bNq8vIkmD+PhIqLGcZuG5BrOjYDtZxVqu8lhKjQZ1954ZfU4giH2kJNi7rf31waqGXAgpWdhlTF 7V686Vr78UlIrebrPMVEP3ZK+V9IBOeFT7Rijs X-Google-Smtp-Source: AGHT+IFZXMf6uWKao/QznG8kHjC4gK5FTMlxjrncQVt6vsfVD0jr+3sOFI36WWIo5nqryY8Vwc6IQw== X-Received: by 2002:a17:902:c402:b0:1fd:8f14:a109 with SMTP id d9443c01a7336-1ff5732be1fmr2920615ad.32.1722521177461; Thu, 01 Aug 2024 07:06:17 -0700 (PDT) From: Jim Shu To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: Jim Shu Subject: [PATCH v2 1/3] hw/dma: xilinx_axidma: Correct the txlen value in the descriptor Date: Thu, 1 Aug 2024 22:06:07 +0800 Message-Id: <20240801140609.26922-2-jim.shu@sifive.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240801140609.26922-1-jim.shu@sifive.com> References: <20240801140609.26922-1-jim.shu@sifive.com> Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::632; envelope-from=jim.shu@sifive.com; helo=mail-pl1-x632.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1722521243665116600 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Currently, txlen is always decremented to 0 before filling to the descriptor. Keep the origin txlen value to have the correct value of descriptor status field. It will fix the 'tx_bytes' statistic value in linux axi-ethernet driver. Signed-off-by: Jim Shu Reviewed-by: Peter Maydell --- hw/dma/xilinx_axidma.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/hw/dma/xilinx_axidma.c b/hw/dma/xilinx_axidma.c index c9cfc3169b..6aa8c9272c 100644 --- a/hw/dma/xilinx_axidma.c +++ b/hw/dma/xilinx_axidma.c @@ -291,7 +291,7 @@ static void stream_process_mem2s(struct Stream *s, Stre= amSink *tx_data_dev, StreamSink *tx_control_dev) { uint32_t prev_d; - uint32_t txlen; + uint32_t txlen, origin_txlen; uint64_t addr; bool eop; =20 @@ -314,6 +314,7 @@ static void stream_process_mem2s(struct Stream *s, Stre= amSink *tx_data_dev, } =20 txlen =3D s->desc.control & SDESC_CTRL_LEN_MASK; + origin_txlen =3D txlen; =20 eop =3D stream_desc_eof(&s->desc); addr =3D s->desc.buffer_address; @@ -334,7 +335,7 @@ static void stream_process_mem2s(struct Stream *s, Stre= amSink *tx_data_dev, } =20 /* Update the descriptor. */ - s->desc.status =3D txlen | SDESC_STATUS_COMPLETE; + s->desc.status =3D origin_txlen | SDESC_STATUS_COMPLETE; stream_desc_store(s, s->regs[R_CURDESC]); =20 /* Advance. */ --=20 2.17.1