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a="74660371" X-IronPort-AV: E=Sophos;i="6.23,128,1770624000"; d="scan'208";a="74660371" X-CSE-ConnectionGUID: YwGjmzgtR3WVjxbHEJpzUQ== X-CSE-MsgGUID: OJbTo5gcTVmDyfMYJuFvxQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,128,1770624000"; d="scan'208";a="218355518" From: Vivek Kasireddy To: qemu-devel@nongnu.org Cc: Vivek Kasireddy , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Akihiko Odaki , Dmitry Osipenko , Alex Williamson , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Subject: [PATCH v12 03/10] virtio-gpu: Rename udmabuf files and helpers to dmabuf Date: Wed, 18 Mar 2026 22:15:52 -0700 Message-ID: <20260319052023.2088685-4-vivek.kasireddy@intel.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260319052023.2088685-1-vivek.kasireddy@intel.com> References: <20260319052023.2088685-1-vivek.kasireddy@intel.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=198.175.65.20; envelope-from=vivek.kasireddy@intel.com; helo=mgamail.intel.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 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_MED=-2.3, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.819, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.903, 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: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @intel.com) X-ZM-MESSAGEID: 1773897875478158500 This is prep-work for adding the ability to create dmabuf fds from VFIO devices in addition to udmabuf. Cc: Marc-Andr=C3=A9 Lureau Cc: Alex Benn=C3=A9e Cc: Akihiko Odaki Cc: Dmitry Osipenko Cc: Alex Williamson Cc: C=C3=A9dric Le Goater Reviewed-by: Akihiko Odaki Signed-off-by: Vivek Kasireddy --- include/hw/virtio/virtio-gpu.h | 6 +++--- ...gpu-udmabuf-stubs.c =3D> virtio-gpu-dmabuf-stubs.c} | 4 ++-- .../{virtio-gpu-udmabuf.c =3D> virtio-gpu-dmabuf.c} | 12 ++++++------ hw/display/virtio-gpu.c | 8 ++++---- hw/display/meson.build | 4 ++-- 5 files changed, 17 insertions(+), 17 deletions(-) rename hw/display/{virtio-gpu-udmabuf-stubs.c =3D> virtio-gpu-dmabuf-stubs= .c} (77%) rename hw/display/{virtio-gpu-udmabuf.c =3D> virtio-gpu-dmabuf.c} (94%) diff --git a/include/hw/virtio/virtio-gpu.h b/include/hw/virtio/virtio-gpu.h index f69fc19462..99e0865e38 100644 --- a/include/hw/virtio/virtio-gpu.h +++ b/include/hw/virtio/virtio-gpu.h @@ -370,10 +370,10 @@ bool virtio_gpu_scanout_blob_to_fb(struct virtio_gpu_= framebuffer *fb, struct virtio_gpu_set_scanout_blob *ss, uint64_t blob_size); =20 -/* virtio-gpu-udmabuf.c */ +/* virtio-gpu-dmabuf.c */ bool virtio_gpu_have_udmabuf(void); -void virtio_gpu_init_udmabuf(struct virtio_gpu_simple_resource *res); -void virtio_gpu_fini_udmabuf(VirtIOGPU *g, +void virtio_gpu_init_dmabuf(struct virtio_gpu_simple_resource *res); +void virtio_gpu_fini_dmabuf(VirtIOGPU *g, struct virtio_gpu_simple_resource *res); int virtio_gpu_update_dmabuf(VirtIOGPU *g, uint32_t scanout_id, diff --git a/hw/display/virtio-gpu-udmabuf-stubs.c b/hw/display/virtio-gpu-= dmabuf-stubs.c similarity index 77% rename from hw/display/virtio-gpu-udmabuf-stubs.c rename to hw/display/virtio-gpu-dmabuf-stubs.c index 85d03935a3..f2c4002800 100644 --- a/hw/display/virtio-gpu-udmabuf-stubs.c +++ b/hw/display/virtio-gpu-dmabuf-stubs.c @@ -7,12 +7,12 @@ bool virtio_gpu_have_udmabuf(void) return false; } =20 -void virtio_gpu_init_udmabuf(struct virtio_gpu_simple_resource *res) +void virtio_gpu_init_dmabuf(struct virtio_gpu_simple_resource *res) { /* nothing (stub) */ } =20 -void virtio_gpu_fini_udmabuf(VirtIOGPU *g, struct virtio_gpu_simple_resour= ce *res) +void virtio_gpu_fini_dmabuf(VirtIOGPU *g, struct virtio_gpu_simple_resourc= e *res) { /* nothing (stub) */ } diff --git a/hw/display/virtio-gpu-udmabuf.c b/hw/display/virtio-gpu-dmabuf= .c similarity index 94% rename from hw/display/virtio-gpu-udmabuf.c rename to hw/display/virtio-gpu-dmabuf.c index 74b6a7766a..776e5c4c64 100644 --- a/hw/display/virtio-gpu-udmabuf.c +++ b/hw/display/virtio-gpu-dmabuf.c @@ -68,7 +68,7 @@ static void virtio_gpu_create_udmabuf(struct virtio_gpu_s= imple_resource *res) g_free(list); } =20 -static void virtio_gpu_remap_udmabuf(struct virtio_gpu_simple_resource *re= s) +static void virtio_gpu_remap_dmabuf(struct virtio_gpu_simple_resource *res) { res->remapped =3D mmap(NULL, res->blob_size, PROT_READ, MAP_SHARED, res->dmabuf_fd, 0); @@ -79,7 +79,7 @@ static void virtio_gpu_remap_udmabuf(struct virtio_gpu_si= mple_resource *res) } } =20 -static void virtio_gpu_destroy_udmabuf(struct virtio_gpu_simple_resource *= res) +static void virtio_gpu_destroy_dmabuf(struct virtio_gpu_simple_resource *r= es) { if (res->remapped) { munmap(res->remapped, res->blob_size); @@ -128,7 +128,7 @@ bool virtio_gpu_have_udmabuf(void) return memfd_backend; } =20 -void virtio_gpu_init_udmabuf(struct virtio_gpu_simple_resource *res) +void virtio_gpu_init_dmabuf(struct virtio_gpu_simple_resource *res) { void *pdata =3D NULL; =20 @@ -141,7 +141,7 @@ void virtio_gpu_init_udmabuf(struct virtio_gpu_simple_r= esource *res) if (res->dmabuf_fd < 0) { return; } - virtio_gpu_remap_udmabuf(res); + virtio_gpu_remap_dmabuf(res); if (!res->remapped) { return; } @@ -162,7 +162,7 @@ static void virtio_gpu_free_dmabuf(VirtIOGPU *g, VGPUDM= ABuf *dmabuf) g_free(dmabuf); } =20 -void virtio_gpu_fini_udmabuf(VirtIOGPU *g, struct virtio_gpu_simple_resour= ce *res) +void virtio_gpu_fini_dmabuf(VirtIOGPU *g, struct virtio_gpu_simple_resourc= e *res) { int max_outputs =3D g->parent_obj.conf.max_outputs; int i; @@ -179,7 +179,7 @@ void virtio_gpu_fini_udmabuf(VirtIOGPU *g, struct virti= o_gpu_simple_resource *re } } =20 - virtio_gpu_destroy_udmabuf(res); + virtio_gpu_destroy_dmabuf(res); } =20 static VGPUDMABuf diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c index 1c6a8e2995..b169772321 100644 --- a/hw/display/virtio-gpu.c +++ b/hw/display/virtio-gpu.c @@ -372,7 +372,7 @@ static void virtio_gpu_resource_create_blob(VirtIOGPU *= g, return; } =20 - virtio_gpu_init_udmabuf(res); + virtio_gpu_init_dmabuf(res); QTAILQ_INSERT_HEAD(&g->reslist, res, next); } =20 @@ -929,7 +929,7 @@ void virtio_gpu_cleanup_mapping(VirtIOGPU *g, res->addrs =3D NULL; =20 if (res->blob) { - virtio_gpu_fini_udmabuf(g, res); + virtio_gpu_fini_dmabuf(g, res); } } =20 @@ -966,7 +966,7 @@ virtio_gpu_resource_attach_backing(VirtIOGPU *g, } =20 if (res->blob_size) { - virtio_gpu_init_udmabuf(res); + virtio_gpu_init_dmabuf(res); } } =20 @@ -1457,7 +1457,7 @@ static int virtio_gpu_blob_load(QEMUFile *f, void *op= aque, size_t size, return -EINVAL; } =20 - virtio_gpu_init_udmabuf(res); + virtio_gpu_init_dmabuf(res); =20 resource_id =3D qemu_get_be32(f); } diff --git a/hw/display/meson.build b/hw/display/meson.build index e730c289b1..6169e47bee 100644 --- a/hw/display/meson.build +++ b/hw/display/meson.build @@ -69,9 +69,9 @@ if config_all_devices.has_key('CONFIG_VIRTIO_GPU') virtio_gpu_ss.add(when: 'CONFIG_VIRTIO_GPU', if_true: [files('virtio-gpu-base.c', 'virtio-gpu.c'), = pixman]) if host_os =3D=3D 'linux' - virtio_gpu_ss.add(files('virtio-gpu-udmabuf.c')) + virtio_gpu_ss.add(files('virtio-gpu-dmabuf.c')) else - virtio_gpu_ss.add(files('virtio-gpu-udmabuf-stubs.c')) + virtio_gpu_ss.add(files('virtio-gpu-dmabuf-stubs.c')) endif virtio_gpu_ss.add(when: 'CONFIG_VHOST_USER_GPU', if_true: files('vhost-u= ser-gpu.c')) hw_display_modules +=3D {'virtio-gpu': virtio_gpu_ss} --=20 2.53.0