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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 AB9C1CA9EB9 for ; Sat, 26 Oct 2019 16:58:55 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7A2E22070B for ; Sat, 26 Oct 2019 16:58:55 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7A2E22070B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=vivier.eu Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:40938 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iOPOw-0004fS-ID for qemu-devel@archiver.kernel.org; Sat, 26 Oct 2019 12:58:54 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:33257) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iOPE3-0005UG-2e for qemu-devel@nongnu.org; Sat, 26 Oct 2019 12:47:40 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iOPE2-0001wS-4H for qemu-devel@nongnu.org; Sat, 26 Oct 2019 12:47:39 -0400 Received: from mout.kundenserver.de ([217.72.192.73]:50593) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iOPDz-0001uw-Rx; Sat, 26 Oct 2019 12:47:36 -0400 Received: from [192.168.100.1] ([78.238.229.36]) by mrelayeu.kundenserver.de (mreue106 [213.165.67.119]) with ESMTPSA (Nemesis) id 1Mz9IT-1i3HpS0LhL-00wDlu; Sat, 26 Oct 2019 18:47:13 +0200 Subject: Re: [PATCH v14 1/9] esp: add pseudo-DMA as used by Macintosh To: Paolo Bonzini , qemu-devel@nongnu.org References: <20191022111738.20803-1-laurent@vivier.eu> <20191022111738.20803-2-laurent@vivier.eu> <6dd7dbbb-dc48-7705-3865-e8a7bed75394@redhat.com> From: Laurent Vivier Autocrypt: addr=laurent@vivier.eu; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.1.1 MIME-Version: 1.0 In-Reply-To: <6dd7dbbb-dc48-7705-3865-e8a7bed75394@redhat.com> Content-Type: text/plain; charset=utf-8 Content-Language: fr Content-Transfer-Encoding: 8bit X-Provags-ID: V03:K1:isz2a0ecG6nDNUHq/LavaESulQNMXbOlMNXDUqZn13sRvio7CBA r5dcDIiGCSVGAIHcOPLRmnbemACXvK7quQrIbTSeOFfcDCiTyyhwQW5oPjDwEXP00OhfQFy ZGWHRuDlTxQRAML5wzvvSKyOXFPNKqM4mcSe0CkpouoieK4VBMg3P8tQRFhs0aHoH2hPgEs wTRiN1GBekgFPQM3VSoKw== X-UI-Out-Filterresults: notjunk:1;V03:K0:+wKGhPL0zis=:E37zBcWVwxSFl557caUiK8 jrE/bMuihrNDChGvso5NLfdGVC26mN2ox7n6rgcvad73Et+Rc23SdEpuiMs40nfMIG5COyKUT 2OpYt6WWM7hhRDiBNyRUUL3ARRDXt8m26w+gJNWhajogyWYxuRZHa5egGedoKt7sz4uvhwOaj ijZR3S97xXYLhcHxB7I3OajKp3qW0QLDKSHQk2rSzXOCjEf5nGpOB968Id6NJIoXq3FD7c3pD eL/ptVKADPgVlQ5RFABHelI6M9mtywsDG8ARvlfSLbsPPQgvdosr6OwT0jctOhRw9vCHNSoNL IftwBxaHbF6AReOJF3ByXNyxRw84qgtGd1znM/ngBwIw70C3FRV1OP6ZGVD/LHRR7My0wbp1a 4iJ5DrnQ2Vb76Z3vluy+aNCEKQpZ89BCT+eBBCZ0oDy3Dicx/9uv700IJcz3qVRy6L4Dxc8S0 nKMR2KK5++JljPxkYQq7vNJB1J04pHVftFTaeu8gh6Wm8TEGRTr2MA8jrUlcx7n4KKy/J7qLk hZNSVB7/fVSbVmHiJkkTpesWENWydyhuSe03HGjk8gThvmXOatROUJlFLxFM3ARjI2jSuaqmt gslXaeB/HuxoAV5p2YlEEhBmhLwWazvTtHzF14FZOJ+VPOfh/sL8rcr5VDmfnBkLlsGK9gBH+ f2JaVqx7g7kicIipzKNXmwsk92pE4MMi6LJ3QCv2bErTNusXc32/HFVjfchVS3ZEEHiw0Miwg lwNvlpiklvbiwqaB6E2LgvFGUNfLTR5VOFTl2QceIvI2xx3iCDDClK6PZmpFTzOdCzqVZhSVg wCohpG3Bi1Bqj7rsBbsFvKN4yoBMO6AyWknTaMphavpZF8zYjOmjlq5cdh5giYAfEyWJ35Smu DPOyYoVdxNq1rve7ft799uhfCv2B3X1v5nfoXxFXc= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 217.72.192.73 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , Fam Zheng , qemu-block@nongnu.org, Thomas Huth , Jason Wang , Mark Cave-Ayland , "Dr . David Alan Gilbert" , Max Reitz , =?UTF-8?Q?Herv=c3=a9_Poussineau?= , Gerd Hoffmann , =?UTF-8?Q?Marc-Andr=c3=a9_Lureau?= , =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= , Aurelien Jarno Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Le 25/10/2019 à 16:01, Paolo Bonzini a écrit : > On 22/10/19 13:17, Laurent Vivier wrote: >> + if (s->dma_memory_read) { >> + s->dma_memory_read(s->dma_opaque, &s->cmdbuf[s->cmdlen], len); >> + } else { >> + set_pdma(s, CMD, s->cmdlen, len); >> + s->pdma_cb = do_dma_pdma_cb; >> + esp_raise_drq(s); >> + return; >> + } >> + trace_esp_handle_ti_cmd(s->cmdlen); >> + s->ti_size = 0; >> + s->cmdlen = 0; >> + s->do_cmd = 0; >> + do_cmd(s, s->cmdbuf); >> return; > > Can you explain these lines after s->dma_memory_read? I suppose they > are related to > >> - } >> - if (s->do_cmd) { >> + } else if (s->do_cmd) { > > If so, it would be nice to make those a separate patch. Otherwise seems > okay. Sent a new series with separate patches for ESP. Could you have a look? Thanks, Laurent