From nobody Thu Nov 14 07:06:55 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=ilande.co.uk Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1705064584290741.0567133860624; Fri, 12 Jan 2024 05:03:04 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rOH4w-000187-An; Fri, 12 Jan 2024 07:56:06 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rOH4u-00012l-J2 for qemu-devel@nongnu.org; Fri, 12 Jan 2024 07:56:04 -0500 Received: from mail.ilande.co.uk ([2001:41c9:1:41f::167]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rOH4s-0007BU-WE for qemu-devel@nongnu.org; Fri, 12 Jan 2024 07:56:04 -0500 Received: from [2a02:8012:c93d:0:260e:bf57:a4e9:8142] (helo=cheesecake.fritz.box) by mail.ilande.co.uk with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1rOH44-0008jM-Ga; Fri, 12 Jan 2024 12:55:16 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=ilande.co.uk; s=20220518; h=Subject:Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:To:From:Sender:Reply-To:Cc: Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=tJdK0jGFlBbCMpIBpAerVRNgezRRrjb4h7h9R1wNMF0=; b=bdBVud5GHsmWQNFsF3DPruJ0hw cryJzwW3MdWtiIFkXwQghc02pAeVpU4PPuzm9RSCfKe5FOBlbBQd1femb3woPifsCGodn5sg+7jnM deeeHjgNVfzy0XE44HcsRSZfcMmsI0c4IBs/gClPFxBF6e/OQHx+OMCQi/1aqsMnMUHmF/4H7vnXk LN00LDXqqulHMlyCGFhR32GRU8eddqi0L8h2EBmt75la4QWVLirHjz+aTUdEKcgIyAozf/BOGetBV a4rJ42qX0EL1AsS5suyANXD7qwskWavBImtJ+qeBx5BrRJtOuv2pzYdZOw3LZqR6L7wY7Nm2CFltP 2XRr6i31F1BVj++V0UnDew1ivsDWrydR8cEa5A8sntMj9pCYG+A/c7SBPu4WBYvw9FVvIBlS+ORHv yZesxNhG92qUl4TKB1caefS9chOpR8SDNRrKHTo2tmte5kg81CZLzGULDo1KVoJ6WBIwCAHOPOrlN eSn9XDJru8sCqTFkFL+rGdYKZRMpf8trhWeVpoQSiM7gJWqFGPnqYxblHC9XZ4dcTa4ljDbLeVarw i5PL9iN6VKYdOwhcJA/yBXOVmhxYfsfZPxoQfGyVuS71eyTunXczKFmUL20SsIhawUyGtgXDvvWvE U15C0u9MzZcSyc6ZPoPJO0iZjBnzbMVzRBWk1I4CA=; From: Mark Cave-Ayland To: pbonzini@redhat.com, fam@euphon.net, hpoussin@reactos.org, laurent@vivier.eu, thuth@redhat.com, qemu-devel@nongnu.org Date: Fri, 12 Jan 2024 12:53:12 +0000 Message-Id: <20240112125420.514425-21-mark.cave-ayland@ilande.co.uk> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240112125420.514425-1-mark.cave-ayland@ilande.co.uk> References: <20240112125420.514425-1-mark.cave-ayland@ilande.co.uk> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-SA-Exim-Connect-IP: 2a02:8012:c93d:0:260e:bf57:a4e9:8142 X-SA-Exim-Mail-From: mark.cave-ayland@ilande.co.uk Subject: [PATCH 20/88] esp.c: update condition for esp_dma_done() in esp_do_dma() from device path X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on mail.ilande.co.uk) 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=2001:41c9:1:41f::167; envelope-from=mark.cave-ayland@ilande.co.uk; helo=mail.ilande.co.uk 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, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham 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: fail (Header signature does not verify) X-ZM-MESSAGEID: 1705064584975100001 Content-Type: text/plain; charset="utf-8" No change to the condition itself, other than to clarify that esp_dma_done() must be called when TC is zero. Signed-off-by: Mark Cave-Ayland --- hw/scsi/esp.c | 16 +++++----------- 1 file changed, 5 insertions(+), 11 deletions(-) diff --git a/hw/scsi/esp.c b/hw/scsi/esp.c index dc515e6435..96723efcf3 100644 --- a/hw/scsi/esp.c +++ b/hw/scsi/esp.c @@ -743,19 +743,13 @@ static void esp_do_dma(ESPState *s) =20 if (s->async_len =3D=3D 0) { scsi_req_continue(s->current_req); - /* - * If there is still data to be read from the device then - * complete the DMA operation immediately. Otherwise defer - * until the scsi layer has completed. - */ - if (esp_get_tc(s) !=3D 0) { - return; - } } =20 - /* Partially filled a scsi buffer. Complete immediately. */ - esp_dma_done(s); - esp_lower_drq(s); + if (esp_get_tc(s) =3D=3D 0) { + /* Partially filled a scsi buffer. Complete immediately. = */ + esp_dma_done(s); + esp_lower_drq(s); + } } else { /* Adjust TC for any leftover data in the FIFO */ if (!fifo8_is_empty(&s->fifo)) { --=20 2.39.2