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Tsirkin" Subject: [PATCH v3 4/9] virtio-gpu: CONTEXT_INIT feature Date: Mon, 26 Sep 2022 16:24:17 +0200 Message-Id: <20220926142422.22325-5-antonio.caggiano@collabora.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220926142422.22325-1-antonio.caggiano@collabora.com> References: <20220926142422.22325-1-antonio.caggiano@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable 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=2a00:1098:0:82:1000:25:2eeb:e5ab; envelope-from=antonio.caggiano@collabora.com; helo=madras.collabora.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 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" X-ZohoMail-DKIM: pass (identity @collabora.com) X-ZM-MESSAGEID: 1664204960327100001 Create virgl renderer context with flags using context_id when valid. The feature can be enabled via the context_init config option. A warning message will be emitted and the feature will not be used when linking with virglrenderer versions without context_init support. Signed-off-by: Antonio Caggiano Reviewed-by: Marc-Andr=C3=A9 Lureau --- v3: - The feature can be enabled via the context_init config option. - A warning message will be emitted and the feature will not be used when linking with virglrenderer versions without context_init support. - Define HAVE_VIRGL_CONTEXT_INIT in config_host_data. hw/display/virtio-gpu-base.c | 3 +++ hw/display/virtio-gpu-virgl.c | 16 ++++++++++++++-- hw/display/virtio-gpu.c | 2 ++ include/hw/virtio/virtio-gpu.h | 3 +++ meson.build | 4 ++++ 5 files changed, 26 insertions(+), 2 deletions(-) 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 |=3D (1 << VIRTIO_GPU_F_RESOURCE_BLOB); } + if (virtio_gpu_context_init_enabled(g->conf)) { + features |=3D (1 << VIRTIO_GPU_F_CONTEXT_INIT); + } =20 return features; } diff --git a/hw/display/virtio-gpu-virgl.c b/hw/display/virtio-gpu-virgl.c index 17f00b3fb0..1bff8c66ce 100644 --- a/hw/display/virtio-gpu-virgl.c +++ b/hw/display/virtio-gpu-virgl.c @@ -99,8 +99,20 @@ static void virgl_cmd_context_create(VirtIOGPU *g, trace_virtio_gpu_cmd_ctx_create(cc.hdr.ctx_id, cc.debug_name); =20 - virgl_renderer_context_create(cc.hdr.ctx_id, cc.nlen, - cc.debug_name); + if (cc.context_init) { +#ifdef HAVE_VIRGL_CONTEXT_INIT + virgl_renderer_context_create_with_flags(cc.hdr.ctx_id, + cc.context_init, + cc.nlen, + cc.debug_name); + return; +#else + qemu_log_mask(LOG_UNIMP, + "Linked virglrenderer does not support context-init\= n"); +#endif + } + =20 + virgl_renderer_context_create(cc.hdr.ctx_id, cc.nlen, cc.debug_name); } =20 static void virgl_cmd_context_destroy(VirtIOGPU *g, diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c index f79693d44d..92cd96582e 100644 --- a/hw/display/virtio-gpu.c +++ b/hw/display/virtio-gpu.c @@ -1429,6 +1429,8 @@ static Property virtio_gpu_properties[] =3D { DEFINE_PROP_BIT("blob", VirtIOGPU, parent_obj.conf.flags, VIRTIO_GPU_FLAG_BLOB_ENABLED, false), DEFINE_PROP_SIZE("hostmem", VirtIOGPU, parent_obj.conf.hostmem, 0), + DEFINE_PROP_BIT("context_init", VirtIOGPU, parent_obj.conf.flags, + VIRTIO_GPU_FLAG_CONTEXT_INIT_ENABLED, false), DEFINE_PROP_END_OF_LIST(), }; =20 diff --git a/include/hw/virtio/virtio-gpu.h b/include/hw/virtio/virtio-gpu.h index 708cf1bb9c..a23efb9568 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, }; =20 #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)) =20 struct virtio_gpu_base_conf { uint32_t max_outputs; diff --git a/meson.build b/meson.build index c4e801b4f5..6d4b844ffb 100644 --- a/meson.build +++ b/meson.build @@ -723,6 +723,10 @@ if not get_option('virglrenderer').auto() or have_syst= em or have_vhost_user_gpu cc.has_function('virgl_renderer_resource_create_blo= b', prefix: '#include = ', dependencies: virgl)) + config_host_data.set('HAVE_VIRGL_CONTEXT_INIT', + cc.has_function('virgl_renderer_context_create_with= _flags', + prefix: '#include = ', + dependencies: virgl)) endif curl =3D not_found if not get_option('curl').auto() or have_block --=20 2.34.1