From nobody Thu Nov 14 07:04:21 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 1705064717780660.4687145769394; Fri, 12 Jan 2024 05:05:17 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rOH62-00051L-A8; Fri, 12 Jan 2024 07:57:14 -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 1rOH5x-0004oX-D0 for qemu-devel@nongnu.org; Fri, 12 Jan 2024 07:57:10 -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 1rOH5p-0007oB-HA for qemu-devel@nongnu.org; Fri, 12 Jan 2024 07:57:04 -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 1rOH54-0008jM-V9; Fri, 12 Jan 2024 12:56:15 +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=4I3vrCruvicw8FrV1AtQV3HKf1cbfLoGPnBOCRBxK8I=; b=Qkszo023LJyvLeUUdX4mTfqLD7 R6xojjx9zNEKsv2XqJ4Ck/qbRmBHIIWu8SqOJrXGHb0kLVtSIVKRW4xt/cAqm0j4CkALllcd8z3Zv pGBgdR9NI4ERJ2BAdoHNDlPpAM80kfz83rO7odSGRyQGglGGVIBTX4VmVUGzDY5sgYnWjDQgZW5D8 L062B0mTXEwN+RcBegOoquueaex2c5vfmgIulTYp7+oh/SoFu9TBJ6Z3gprXvMGWj51dO67iAeAi1 tntqfOGggCuK6Y1QFUYlWQ7XILZbvp+cd5P+ByG9HXx/xkUfvhndnGEtjfuD5qcEuRc3R+0ua0eR+ GJHl7V5FH9qdhMrzQk4kY59pKxNkvXO5VJ9oWm9oUMRBTDXDEMezk8KfuzyzuiGR4V8xI6vKIiso+ yb/LZLYSmkbfvwGEvD3N2yZFvMJGjCLmMNpulkYmxS3HAwZqjMa+nMLQm6bHz7XZg0K9SiwdnL8e1 qsxBjCLuNE+3w+946S9zeD8P35q9k7atRfyQGQIkfmdwfAi6ySapkgIteJB6xVsRb/HmDGzP4ljnG P6dI5GKL1aWT/1mwWJNQ1ziffKTWqfdD5ILo0YWpSAwS3CM6d+99GIME3o/i1HkmTStFAG0Xbgvht WvG4a09tjta6r9WeYkHXAoCAQtsTjqdqHq8utomQQ=; 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 12:53:31 +0000 Message-Id: <20240112125420.514425-40-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 39/88] esp.c: convert do_dma_pdma_db() to switch statement based upon SCSI phase 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: 1705064719636100015 Content-Type: text/plain; charset="utf-8" Currently only the DATA IN and DATA OUT phases are supported. Signed-off-by: Mark Cave-Ayland --- hw/scsi/esp.c | 19 ++++++++++++------- 1 file changed, 12 insertions(+), 7 deletions(-) diff --git a/hw/scsi/esp.c b/hw/scsi/esp.c index 67d1d39db2..f6d05b0de7 100644 --- a/hw/scsi/esp.c +++ b/hw/scsi/esp.c @@ -542,7 +542,6 @@ static void esp_dma_ti_check(ESPState *s) =20 static void do_dma_pdma_cb(ESPState *s) { - int to_device =3D (esp_get_phase(s) =3D=3D STAT_DO); uint8_t buf[ESP_CMDFIFO_SZ]; int len; uint32_t n; @@ -582,11 +581,11 @@ static void do_dma_pdma_cb(ESPState *s) return; } =20 - if (!s->current_req) { - return; - } - - if (to_device) { + switch (esp_get_phase(s)) { + case STAT_DO: + if (!s->current_req) { + return; + } /* Copy FIFO data to device */ len =3D MIN(s->async_len, ESP_FIFO_SZ); len =3D MIN(len, fifo8_num_used(&s->fifo)); @@ -602,7 +601,12 @@ static void do_dma_pdma_cb(ESPState *s) } =20 esp_dma_ti_check(s); - } else { + break; + + case STAT_DI: + if (!s->current_req) { + return; + } /* Copy device data to FIFO */ len =3D MIN(s->async_len, esp_get_tc(s)); len =3D MIN(len, fifo8_num_free(&s->fifo)); @@ -620,6 +624,7 @@ static void do_dma_pdma_cb(ESPState *s) } =20 esp_dma_ti_check(s); + break; } } =20 --=20 2.39.2