From patchwork Fri Apr 21 01:12:14 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Gurchetan Singh X-Patchwork-Id: 13219330 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 010CBC7618E for ; Fri, 21 Apr 2023 01:13:30 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ppfKN-0002cc-L9; Thu, 20 Apr 2023 21:12:43 -0400 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 1ppfKL-0002bL-58 for qemu-devel@nongnu.org; Thu, 20 Apr 2023 21:12:41 -0400 Received: from mail-pg1-x52e.google.com ([2607:f8b0:4864:20::52e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1ppfKF-0008MB-R4 for qemu-devel@nongnu.org; Thu, 20 Apr 2023 21:12:40 -0400 Received: by mail-pg1-x52e.google.com with SMTP id 41be03b00d2f7-51f597c97c5so1282399a12.0 for ; Thu, 20 Apr 2023 18:12:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1682039553; x=1684631553; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=JR0TNlvN0Q7HJGAqqrRHfNCdk0Mlg/TBNVfhiBqdfsQ=; b=fYrWNOrFQsEGzlYRMZAT2/EbmPnjloBYibQ9Xk3tCg+LPY3+SMR4GPLHulxQMSSi9F 1CzS3v1HoyIBSxY9uDCpXiqnOZ/2B9eFhfvN0KfaBobrja77xfSqFgUnW/cMbw4op82A jc6OuE+puIyY0fVVLqBfoZTzfS3NeGQSCY/ys= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1682039553; x=1684631553; h=content-transfer-encoding:mime-version: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=JR0TNlvN0Q7HJGAqqrRHfNCdk0Mlg/TBNVfhiBqdfsQ=; b=YdVv7ZxMFVDLgMMhgIqcFCH6cJHs94Vq+kwEsj9fuSGQEvEMkgnb6063YqguLdB82C MkwML41GM4T+u106rDx61KWxxw5qlnxXfkapAUTi+GcMTkxeE2iKyPqbZEdIDBCVwkhU z/qfw/8XebOqt4d93mCS3KseQ+QjKmBSGVzjNUHLG/D4VxmUnvFBKPpDbuUJlag1siFY P3xiDjw6oprPvX7wsKDF85KXKU0P6F+IbrHp/y7FjSBw7mmcZ2VsbnrGUFUZSR3PinFE kQGrjZLZQbKaSwLCPxfu88NxIniDf/woLA2D+To05JN5PhPq9xSbVaOFwLSD5rxqpT8H ybEQ== X-Gm-Message-State: AAQBX9eSSSTmqFzx1BQa8VzW0zL/9Tyq7I78mjqrxcJLg1Uys39qe+Yi eKw7U0Uco1HpCOktNI+nJrTikdw1zyjAg0HgdHsDBfyq X-Google-Smtp-Source: AKy350YC8dooTZS+VUOi3yAR4i/VOznAebA6XHBaO4JCiK9BfYb4PjLAKf01UwCLk50HdT9TBxk0YA== X-Received: by 2002:a17:90b:3a88:b0:247:6023:f884 with SMTP id om8-20020a17090b3a8800b002476023f884mr3577333pjb.15.1682039553353; Thu, 20 Apr 2023 18:12:33 -0700 (PDT) Received: from gurchetansingh0.mtv.corp.google.com ([2620:15c:a7:2:6625:6aa3:1b0e:a808]) by smtp.gmail.com with ESMTPSA id f4-20020a17090a8e8400b0024702e7c80fsm1697640pjo.23.2023.04.20.18.12.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 Apr 2023 18:12:33 -0700 (PDT) From: Gurchetan Singh To: qemu-devel@nongnu.org Cc: pbonzini@redhat.com, philmd@linaro.org, david@redhat.com, stefanha@redhat.com, kraxel@redhat.com, marcandre.lureau@redhat.com, akihiko.odaki@gmail.com, dmitry.osipenko@collabora.com, ray.huang@amd.com, alex.bennee@linaro.org Subject: [RFC PATCH 04/13] virtio-gpu: CONTEXT_INIT feature Date: Thu, 20 Apr 2023 18:12:14 -0700 Message-Id: <20230421011223.718-5-gurchetansingh@chromium.org> X-Mailer: git-send-email 2.31.0 In-Reply-To: <20230421011223.718-1-gurchetansingh@chromium.org> References: <20230421011223.718-1-gurchetansingh@chromium.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::52e; envelope-from=gurchetansingh@chromium.org; helo=mail-pg1-x52e.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, DKIMWL_WL_HIGH=-0.001, 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, 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Antonio Caggiano The feature can be enabled when a backend wants it. Signed-off-by: Antonio Caggiano Reviewed-by: Marc-André Lureau Signed-off-by: Gurchetan Singh --- hw/display/virtio-gpu-base.c | 3 +++ include/hw/virtio/virtio-gpu.h | 3 +++ 2 files changed, 6 insertions(+) diff --git a/hw/display/virtio-gpu-base.c b/hw/display/virtio-gpu-base.c index a29f191aa8..6c5f1f327f 100644 --- a/hw/display/virtio-gpu-base.c +++ b/hw/display/virtio-gpu-base.c @@ -215,6 +215,9 @@ virtio_gpu_base_get_features(VirtIODevice *vdev, uint64_t features, if (virtio_gpu_blob_enabled(g->conf)) { features |= (1 << VIRTIO_GPU_F_RESOURCE_BLOB); } + if (virtio_gpu_context_init_enabled(g->conf)) { + features |= (1 << VIRTIO_GPU_F_CONTEXT_INIT); + } return features; } diff --git a/include/hw/virtio/virtio-gpu.h b/include/hw/virtio/virtio-gpu.h index 326988e4d5..adee17968d 100644 --- a/include/hw/virtio/virtio-gpu.h +++ b/include/hw/virtio/virtio-gpu.h @@ -93,6 +93,7 @@ enum virtio_gpu_base_conf_flags { VIRTIO_GPU_FLAG_EDID_ENABLED, VIRTIO_GPU_FLAG_DMABUF_ENABLED, VIRTIO_GPU_FLAG_BLOB_ENABLED, + VIRTIO_GPU_FLAG_CONTEXT_INIT_ENABLED, }; #define virtio_gpu_virgl_enabled(_cfg) \ @@ -107,6 +108,8 @@ enum virtio_gpu_base_conf_flags { (_cfg.flags & (1 << VIRTIO_GPU_FLAG_BLOB_ENABLED)) #define virtio_gpu_hostmem_enabled(_cfg) \ (_cfg.hostmem > 0) +#define virtio_gpu_context_init_enabled(_cfg) \ + (_cfg.flags & (1 << VIRTIO_GPU_FLAG_CONTEXT_INIT_ENABLED)) struct virtio_gpu_base_conf { uint32_t max_outputs;