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=-7.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS 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 C18F6C432BE for ; Wed, 1 Sep 2021 16:42:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AAF3A61053 for ; Wed, 1 Sep 2021 16:42:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344096AbhIAQnR (ORCPT ); Wed, 1 Sep 2021 12:43:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60490 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245469AbhIAQnL (ORCPT ); Wed, 1 Sep 2021 12:43:11 -0400 Received: from mail-pg1-x533.google.com (mail-pg1-x533.google.com [IPv6:2607:f8b0:4864:20::533]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 92A1FC061575 for ; Wed, 1 Sep 2021 09:42:14 -0700 (PDT) Received: by mail-pg1-x533.google.com with SMTP id r2so3320393pgl.10 for ; Wed, 01 Sep 2021 09:42:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:mime-version:content-disposition; bh=1rGeijHq8WZgg+lrwUTnmHa7aiFWRXgtn3qY3995sgA=; b=ceTE2ch8NNIa92TZhOHa1RRLewscF9g9GuxKxhL/HkPP7v7lfazyZalGElcYWHyX9L zAMevYtcQFRsaaiTb8orLn2cb5q5FY233/uKgTK9xzzgCZHY+IT42xhC6VfDiXCGq45M TwZ039c9Xox2GO6CQxzGJbJP+xwC9ODaIxW+Pp1KfaQO2A/IYM1P2SpMtaCrCLzddmKD 5gW+s3ZFtM+k5MED5VHduMvDDol05Hp/rp/IbjbCaATy5I4tXMjiXLAn8TUWSTX4D2VI md3b4zLELgvS5pMOG9aTMG8gkQ9VRiDelRnhHlDBS1J6o9UPE17rz27mVB/qsW4dOCRi eq1w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:mime-version :content-disposition; bh=1rGeijHq8WZgg+lrwUTnmHa7aiFWRXgtn3qY3995sgA=; b=YTin3JQX6OBPrBAL5HDKYtAo6WbzYsrLlC/bk0L6JbeX8WUDX0f/b1cYjUL438hyhV bYL6ymdsFcHg5uTSuM3eKBwgf7SYKfiJzW768kETixPuauWkhGhErLr/I1rJrTFKOCCY UL4HBflknnjrYJB3sO1TPun28KanNur8QY7hrFtM7knoSEZtcD9M0Zlt728typgegvWc 3bZ/Nl5WuJQdKQ7kLxKPxJHlfR5Qc/FnRRQWpayNM1AJHJnVG7ecPL9TkDWpNLNVOREB gRsuDhaNnZUQMIV467zQqyLp8HU+M7277jkohK9oy7HDyGY6LTqWQkv32XcNPG2B/O0F JxCg== X-Gm-Message-State: AOAM531npWXdX7cVe6KYffwoGbpfJrudv2Z2YB1U9KXdGeLANGXt2BI+ u81hWw9B3TecBHWVRGkaLtoo/Q2eX48= X-Google-Smtp-Source: ABdhPJxywaujLQLOBCM9G/jjnxtpahJPwLQrm88Lz/Rb+Tb6db2w7Gq7LNrwMSgxW5S+aVGIhtBNbw== X-Received: by 2002:aa7:800b:0:b029:330:455f:57a8 with SMTP id j11-20020aa7800b0000b0290330455f57a8mr363476pfi.7.1630514534105; Wed, 01 Sep 2021 09:42:14 -0700 (PDT) Received: from adolin ([49.207.225.208]) by smtp.gmail.com with ESMTPSA id cm17sm79295pjb.35.2021.09.01.09.42.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 01 Sep 2021 09:42:13 -0700 (PDT) Date: Wed, 1 Sep 2021 22:10:49 +0530 From: Sumera Priyadarsini To: melissa.srw@gmail.com Cc: rodrigosiqueiramelo@gmail.com, hamohammed.sa@gmail.com, daniel@ffwll.ch, airlied@linux.ie, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH V6 0/2] drm/vkms: Add virtual hardware module Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patchset adds support for emulating virtual hardware with VKMS. The virtual hardware mode can be enabled by using the following command while loading the module: sudo modprobe vkms enable_virtual_hw=1 The first patch is prep work for adding virtual_hw mode and refactors the plane composition in vkms by adding a helper function vkms_composer_common() which can be used for both vblank mode and virtual mode. The second patch adds virtual hardware support as a module option. It adds new atomic helper functions for the virtual mode and uses the existing atomic helpers for vblank mode This gives us two sets of drm_crtc_funcs and drm_crtc_helper_funcs structs for both modes, making the code flow cleaner and easier to debug. This patchset has been tested with the igt tests- kms_writeback, kms_atomic, kms_lease, kms_flip, kms_pipe_get_crc and preserves results except for subtests related to crc reads and vertical blanking, in which case, tests are skipped. Sumera Priyadarsini (2): drm/vkms: Refactor vkms_composer_worker() to prep for virtual_hw mode drm/vkms: Add support for virtual hardware mode drivers/gpu/drm/vkms/vkms_composer.c | 92 +++++++++++++++++---------- drivers/gpu/drm/vkms/vkms_crtc.c | 43 ++++++++++++- drivers/gpu/drm/vkms/vkms_drv.c | 16 +++-- drivers/gpu/drm/vkms/vkms_drv.h | 4 ++ drivers/gpu/drm/vkms/vkms_writeback.c | 3 +- 5 files changed, 117 insertions(+), 41 deletions(-) -- 2.31.1