From patchwork Fri Apr 21 01:12:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gurchetan Singh X-Patchwork-Id: 13219339 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 2C149C77B73 for ; Fri, 21 Apr 2023 01:15:10 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ppfKQ-0002dU-Ve; Thu, 20 Apr 2023 21:12:46 -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-0002c3-Vg for qemu-devel@nongnu.org; Thu, 20 Apr 2023 21:12:42 -0400 Received: from mail-pf1-x432.google.com ([2607:f8b0:4864:20::432]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1ppfKI-0008Mj-NG for qemu-devel@nongnu.org; Thu, 20 Apr 2023 21:12:41 -0400 Received: by mail-pf1-x432.google.com with SMTP id d2e1a72fcca58-63b5ce4f069so2173746b3a.1 for ; Thu, 20 Apr 2023 18:12:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1682039557; x=1684631557; 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=hhHTLIfJpfuTUDeD8Y57brA0Bsbdi/Q3CGhvHbiGyKc=; b=Rb1DTRIbt4XIrq6XeCf60wGDJZMoyeZ0On8mjGsqsuLtkKW9ylzriLsCoE0qAWYL13 xRyoZyDRuLzwlCj+eX9WnB0+/iU79xG2CQCTBwfrk9grGvM9IODjWkbfDclwraUUAw1r 8MfH2fJ10RZJQK1gOx3/mSkZL/7/6FwnORabM= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1682039557; x=1684631557; 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=hhHTLIfJpfuTUDeD8Y57brA0Bsbdi/Q3CGhvHbiGyKc=; b=Caf7qtxSgNiQzGSB94lsYdAms6OTobFpjemMU0hSmBeH+JW3b4hQHsj4A2anm+uZ2f BOh0Dwlum+4rG4bL+dPe2qtpTBP+BzkLeu/DvI8qEEBM9mtNSGI1cns/X2QVvnfvbzOH CdqbHF9GoGUNtCH0YxWjSLYmfr4zod4Htb/6YVjJcJub+HDDrC8u7uOon75KUib6tVN6 +dQkwmco97qihd4axvoSpA/tRINGPuJ5Fg18dYTy2lRqbrryfdVWoNmKhFHw3COWcZTJ D2tMLwHsb/4jT1L1DRNFA1M/EXtck6+HzkQ30VxQjmNmOBuKgxz7e2I0xE2JNuGEw6Z9 TWtA== X-Gm-Message-State: AAQBX9eewDoYSHSh6vOgiGT8n5w4tdlpJBjyVK/6GS4dee9w5QluIl+t F+nBD9LeJu+XKikE0LqUQA5GpvgzO4CkXP1VxtehR7Ov X-Google-Smtp-Source: AKy350bR8+LmuvrhRtj9zKLrbffGsdjt3iRA+eMEKbrP+v3oxKlvX1Ms8oSvfirPzsAJQu0IrIPg/Q== X-Received: by 2002:a17:903:1c4:b0:1a2:9183:a49c with SMTP id e4-20020a17090301c400b001a29183a49cmr4169439plh.32.1682039556760; Thu, 20 Apr 2023 18:12:36 -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.23.2023.04.20.18.12.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 Apr 2023 18:12:36 -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 06/13] gfxstream + rutabaga prep: make GL device more library agnostic Date: Thu, 20 Apr 2023 18:12:16 -0700 Message-Id: <20230421011223.718-7-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::432; envelope-from=gurchetansingh@chromium.org; helo=mail-pf1-x432.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 Rather than create a virtio-gpu-gfxstream device and it's associated variants (vga, pci), let's just extend the GL device. We need to: - Move all virgl functions to their own file - Only all needed class callbacks in the generic GL device Signed-off-by: Gurchetan Singh --- hw/display/virtio-gpu-gl.c | 110 ------------------------------ hw/display/virtio-gpu-virgl.c | 119 +++++++++++++++++++++++++++++++-- include/hw/virtio/virtio-gpu.h | 11 +-- 3 files changed, 120 insertions(+), 120 deletions(-) diff --git a/hw/display/virtio-gpu-gl.c b/hw/display/virtio-gpu-gl.c index dc648aacb2..2d140e8792 100644 --- a/hw/display/virtio-gpu-gl.c +++ b/hw/display/virtio-gpu-gl.c @@ -15,122 +15,12 @@ #include "qemu/iov.h" #include "qemu/module.h" #include "qemu/error-report.h" -#include "qapi/error.h" -#include "sysemu/sysemu.h" #include "hw/virtio/virtio.h" #include "hw/virtio/virtio-gpu.h" #include "hw/virtio/virtio-gpu-bswap.h" #include "hw/virtio/virtio-gpu-pixman.h" #include "hw/qdev-properties.h" -#include - -static void -virtio_gpu_virgl_update_cursor(VirtIOGPU *g, - struct virtio_gpu_scanout *s, - uint32_t resource_id) -{ - uint32_t width, height; - uint32_t pixels, *data; - - data = virgl_renderer_get_cursor_data(resource_id, &width, &height); - if (!data) { - return; - } - - if (width != s->current_cursor->width || - height != s->current_cursor->height) { - free(data); - return; - } - - pixels = s->current_cursor->width * s->current_cursor->height; - memcpy(s->current_cursor->data, data, pixels * sizeof(uint32_t)); - free(data); -} - -static void virtio_gpu_virgl_flushed(VirtIOGPUBase *b) -{ - VirtIOGPU *g = VIRTIO_GPU(b); - - virtio_gpu_process_cmdq(g); -} - -static void virtio_gpu_virgl_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq) -{ - VirtIOGPU *g = VIRTIO_GPU(vdev); - VirtIOGPUGL *gl = VIRTIO_GPU_GL(vdev); - struct virtio_gpu_ctrl_command *cmd; - - if (!virtio_queue_ready(vq)) { - return; - } - - if (!gl->renderer_inited) { - virtio_gpu_virgl_init(g); - gl->renderer_inited = true; - } - if (gl->renderer_reset) { - gl->renderer_reset = false; - virtio_gpu_virglrenderer_reset(g); - } - - cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); - while (cmd) { - cmd->vq = vq; - cmd->error = 0; - cmd->finished = false; - QTAILQ_INSERT_TAIL(&g->cmdq, cmd, next); - cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); - } - - virtio_gpu_process_cmdq(g); - virtio_gpu_virgl_fence_poll(g); -} - -static void virtio_gpu_virgl_reset(VirtIODevice *vdev) -{ - VirtIOGPU *g = VIRTIO_GPU(vdev); - VirtIOGPUGL *gl = VIRTIO_GPU_GL(vdev); - - virtio_gpu_reset(vdev); - - /* - * GL functions must be called with the associated GL context in main - * thread, and when the renderer is unblocked. - */ - if (gl->renderer_inited && !gl->renderer_reset) { - virtio_gpu_virgl_reset_scanout(g); - gl->renderer_reset = true; - } -} - -static void virtio_gpu_virgl_device_realize(DeviceState *qdev, Error **errp) -{ - VirtIOGPU *g = VIRTIO_GPU(qdev); - -#if HOST_BIG_ENDIAN - error_setg(errp, "virgl is not supported on bigendian platforms"); - return; -#endif - - if (!object_resolve_path_type("", TYPE_VIRTIO_GPU_GL, NULL)) { - error_setg(errp, "at most one %s device is permitted", TYPE_VIRTIO_GPU_GL); - return; - } - - if (!display_opengl) { - error_setg(errp, "opengl is not available"); - return; - } - - g->parent_obj.conf.flags |= (1 << VIRTIO_GPU_FLAG_VIRGL_ENABLED); - VIRTIO_GPU_BASE(g)->virtio_config.num_capsets = - virtio_gpu_virgl_get_num_capsets(g); - - virtio_gpu_device_realize(qdev, errp); -} - static Property virtio_gpu_gl_properties[] = { DEFINE_PROP_BIT("stats", VirtIOGPU, parent_obj.conf.flags, VIRTIO_GPU_FLAG_STATS_ENABLED, false), diff --git a/hw/display/virtio-gpu-virgl.c b/hw/display/virtio-gpu-virgl.c index f91d33ce13..87eccb2b97 100644 --- a/hw/display/virtio-gpu-virgl.c +++ b/hw/display/virtio-gpu-virgl.c @@ -14,6 +14,8 @@ #include "qemu/osdep.h" #include "qemu/error-report.h" #include "qemu/iov.h" +#include "qapi/error.h" +#include "sysemu/sysemu.h" #include "trace.h" #include "hw/virtio/virtio.h" #include "hw/virtio/virtio-gpu.h" @@ -584,12 +586,12 @@ static void virtio_gpu_fence_poll(void *opaque) } } -void virtio_gpu_virgl_fence_poll(VirtIOGPU *g) +static void virtio_gpu_virgl_fence_poll(VirtIOGPU *g) { virtio_gpu_fence_poll(g); } -void virtio_gpu_virgl_reset_scanout(VirtIOGPU *g) +static void virtio_gpu_virgl_reset_scanout(VirtIOGPU *g) { int i; @@ -599,12 +601,12 @@ void virtio_gpu_virgl_reset_scanout(VirtIOGPU *g) } } -void virtio_gpu_virglrenderer_reset(VirtIOGPU *g) +static void virtio_gpu_virglrenderer_reset(VirtIOGPU *g) { virgl_renderer_reset(); } -int virtio_gpu_virgl_init(VirtIOGPU *g) +static int virtio_gpu_virgl_init(VirtIOGPU *g) { int ret; @@ -625,7 +627,7 @@ int virtio_gpu_virgl_init(VirtIOGPU *g) return 0; } -int virtio_gpu_virgl_get_num_capsets(VirtIOGPU *g) +static int virtio_gpu_virgl_get_num_capsets(VirtIOGPU *g) { uint32_t capset2_max_ver, capset2_max_size; virgl_renderer_get_cap_set(VIRTIO_GPU_CAPSET_VIRGL2, @@ -634,3 +636,110 @@ int virtio_gpu_virgl_get_num_capsets(VirtIOGPU *g) return capset2_max_ver ? 2 : 1; } + +void +virtio_gpu_virgl_update_cursor(VirtIOGPU *g, + struct virtio_gpu_scanout *s, + uint32_t resource_id) +{ + uint32_t width, height; + uint32_t pixels, *data; + + data = virgl_renderer_get_cursor_data(resource_id, &width, &height); + if (!data) { + return; + } + + if (width != s->current_cursor->width || + height != s->current_cursor->height) { + free(data); + return; + } + + pixels = s->current_cursor->width * s->current_cursor->height; + memcpy(s->current_cursor->data, data, pixels * sizeof(uint32_t)); + free(data); +} + +void virtio_gpu_virgl_flushed(VirtIOGPUBase *b) +{ + VirtIOGPU *g = VIRTIO_GPU(b); + + virtio_gpu_process_cmdq(g); +} + +void virtio_gpu_virgl_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq) +{ + VirtIOGPU *g = VIRTIO_GPU(vdev); + VirtIOGPUGL *gl = VIRTIO_GPU_GL(vdev); + struct virtio_gpu_ctrl_command *cmd; + + if (!virtio_queue_ready(vq)) { + return; + } + + if (!gl->renderer_inited) { + virtio_gpu_virgl_init(g); + gl->renderer_inited = true; + } + if (gl->renderer_reset) { + gl->renderer_reset = false; + virtio_gpu_virglrenderer_reset(g); + } + + cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); + while (cmd) { + cmd->vq = vq; + cmd->error = 0; + cmd->finished = false; + QTAILQ_INSERT_TAIL(&g->cmdq, cmd, next); + cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); + } + + virtio_gpu_process_cmdq(g); + virtio_gpu_virgl_fence_poll(g); +} + +void virtio_gpu_virgl_reset(VirtIODevice *vdev) +{ + VirtIOGPU *g = VIRTIO_GPU(vdev); + VirtIOGPUGL *gl = VIRTIO_GPU_GL(vdev); + + virtio_gpu_reset(vdev); + + /* + * GL functions must be called with the associated GL context in main + * thread, and when the renderer is unblocked. + */ + if (gl->renderer_inited && !gl->renderer_reset) { + virtio_gpu_virgl_reset_scanout(g); + gl->renderer_reset = true; + } +} + +void virtio_gpu_virgl_device_realize(DeviceState *qdev, Error **errp) +{ + VirtIOGPU *g = VIRTIO_GPU(qdev); + +#if HOST_BIG_ENDIAN + error_setg(errp, "virgl is not supported on bigendian platforms"); + return; +#endif + + if (!object_resolve_path_type("", TYPE_VIRTIO_GPU_GL, NULL)) { + error_setg(errp, "at most one %s device is permitted", + TYPE_VIRTIO_GPU_GL); + return; + } + + if (!display_opengl) { + error_setg(errp, "opengl is not available"); + return; + } + + g->parent_obj.conf.flags |= (1 << VIRTIO_GPU_FLAG_VIRGL_ENABLED); + VIRTIO_GPU_BASE(g)->virtio_config.num_capsets = + virtio_gpu_virgl_get_num_capsets(g); + + virtio_gpu_device_realize(qdev, errp); +} diff --git a/include/hw/virtio/virtio-gpu.h b/include/hw/virtio/virtio-gpu.h index e256e44172..7317b60004 100644 --- a/include/hw/virtio/virtio-gpu.h +++ b/include/hw/virtio/virtio-gpu.h @@ -295,10 +295,11 @@ int virtio_gpu_update_dmabuf(VirtIOGPU *g, /* virtio-gpu-3d.c */ void virtio_gpu_virgl_process_cmd(VirtIOGPU *g, struct virtio_gpu_ctrl_command *cmd); -void virtio_gpu_virgl_fence_poll(VirtIOGPU *g); -void virtio_gpu_virgl_reset_scanout(VirtIOGPU *g); -void virtio_gpu_virglrenderer_reset(VirtIOGPU *g); -int virtio_gpu_virgl_init(VirtIOGPU *g); -int virtio_gpu_virgl_get_num_capsets(VirtIOGPU *g); +void virtio_gpu_virgl_update_cursor(VirtIOGPU *g, struct virtio_gpu_scanout *s, + uint32_t resource_id); +void virtio_gpu_virgl_flushed(VirtIOGPUBase *b); +void virtio_gpu_virgl_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq); +void virtio_gpu_virgl_reset(VirtIODevice *vdev); +void virtio_gpu_virgl_device_realize(DeviceState *qdev, Error **errp); #endif