From patchwork Tue Jul 7 13:42:20 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gerd Hoffmann X-Patchwork-Id: 278331 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=-6.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham 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 1EA73C433DF for ; Tue, 7 Jul 2020 13:46:27 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id E322220771 for ; Tue, 7 Jul 2020 13:46:26 +0000 (UTC) Authentication-Results: mail.kernel.org; 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Tue, 7 Jul 2020 13:42:42 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-112-200.ams2.redhat.com [10.36.112.200]) by smtp.corp.redhat.com (Postfix) with ESMTP id 89C9860BF3; Tue, 7 Jul 2020 13:42:30 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id B284A31F0A; Tue, 7 Jul 2020 15:42:29 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Subject: [PULL 01/10] module: qom module support Date: Tue, 7 Jul 2020 15:42:20 +0200 Message-Id: <20200707134229.9773-2-kraxel@redhat.com> In-Reply-To: <20200707134229.9773-1-kraxel@redhat.com> References: <20200707134229.9773-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=kraxel@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.61; envelope-from=kraxel@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/07 00:31:00 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Gerd Hoffmann , Eduardo Habkost , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Add support for qom types provided by modules. For starters use a manually maintained list which maps qom type to module and prefix. Two load functions are added: One to load the module for a specific type, and one to load all modules (needed for object/device lists as printed by -- for example -- qemu -device help). Signed-off-by: Gerd Hoffmann Message-id: 20200624131045.14512-2-kraxel@redhat.com --- include/qemu/module.h | 2 ++ util/module.c | 55 +++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 57 insertions(+) diff --git a/include/qemu/module.h b/include/qemu/module.h index 011ae1ae7605..9121a475c1b6 100644 --- a/include/qemu/module.h +++ b/include/qemu/module.h @@ -70,5 +70,7 @@ void register_dso_module_init(void (*fn)(void), module_init_type type); void module_call_init(module_init_type type); bool module_load_one(const char *prefix, const char *lib_name); +void module_load_qom_one(const char *type); +void module_load_qom_all(void); #endif diff --git a/util/module.c b/util/module.c index e48d9aacc05a..ee560a4b4269 100644 --- a/util/module.c +++ b/util/module.c @@ -245,3 +245,58 @@ bool module_load_one(const char *prefix, const char *lib_name) #endif return success; } + +/* + * Building devices and other qom objects modular is mostly useful in + * case they have dependencies to external shared libraries, so we can + * cut down the core qemu library dependencies. Which is the case for + * only a very few devices & objects. + * + * So with the expectation that this will be rather the exception than + * to rule and the list will not gain that many entries go with a + * simple manually maintained list for now. + */ +static struct { + const char *type; + const char *prefix; + const char *module; +} const qom_modules[] = { +}; + +static bool module_loaded_qom_all; + +void module_load_qom_one(const char *type) +{ + int i; + + if (module_loaded_qom_all) { + return; + } + for (i = 0; i < ARRAY_SIZE(qom_modules); i++) { + if (strcmp(qom_modules[i].type, type) == 0) { + module_load_one(qom_modules[i].prefix, + qom_modules[i].module); + return; + } + } +} + +void module_load_qom_all(void) +{ + int i; + + if (module_loaded_qom_all) { + return; + } + for (i = 0; i < ARRAY_SIZE(qom_modules); i++) { + if (i > 0 && (strcmp(qom_modules[i - 1].module, + qom_modules[i].module) == 0 && + strcmp(qom_modules[i - 1].prefix, + qom_modules[i].prefix) == 0)) { + /* one module implementing multiple types -> load only once */ + continue; + } + module_load_one(qom_modules[i].prefix, qom_modules[i].module); + } + module_loaded_qom_all = true; +} From patchwork Tue Jul 7 13:42:21 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gerd Hoffmann X-Patchwork-Id: 278334 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=-6.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham 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 2835FC433DF for ; Tue, 7 Jul 2020 13:43:38 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id EB5DA20658 for ; 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Tue, 7 Jul 2020 13:42:36 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-112-200.ams2.redhat.com [10.36.112.200]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7F0A75D9F3; Tue, 7 Jul 2020 13:42:30 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id BCD3531F14; Tue, 7 Jul 2020 15:42:29 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Subject: [PULL 02/10] object: qom module support Date: Tue, 7 Jul 2020 15:42:21 +0200 Message-Id: <20200707134229.9773-3-kraxel@redhat.com> In-Reply-To: <20200707134229.9773-1-kraxel@redhat.com> References: <20200707134229.9773-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=kraxel@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.61; envelope-from=kraxel@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/07 00:31:00 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Gerd Hoffmann , Eduardo Habkost , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Little helper function to load modules on demand. In most cases adding module loading support for devices and other objects is just s/object_class_by_name/module_object_class_by_name/ in the right spot. Signed-off-by: Gerd Hoffmann Message-id: 20200624131045.14512-3-kraxel@redhat.com --- include/qom/object.h | 12 ++++++++++++ qom/object.c | 14 ++++++++++++++ 2 files changed, 26 insertions(+) diff --git a/include/qom/object.h b/include/qom/object.h index 94a61ccc3fe8..51f188137f1f 100644 --- a/include/qom/object.h +++ b/include/qom/object.h @@ -994,6 +994,18 @@ bool object_class_is_abstract(ObjectClass *klass); */ ObjectClass *object_class_by_name(const char *typename); +/** + * module_object_class_by_name: + * @typename: The QOM typename to obtain the class for. + * + * For objects which might be provided by a module. Behaves like + * object_class_by_name, but additionally tries to load the module + * needed in case the class is not available. + * + * Returns: The class for @typename or %NULL if not found. + */ +ObjectClass *module_object_class_by_name(const char *typename); + void object_class_foreach(void (*fn)(ObjectClass *klass, void *opaque), const char *implements_type, bool include_abstract, void *opaque); diff --git a/qom/object.c b/qom/object.c index 6ece96bc2bfc..34daaf1280f5 100644 --- a/qom/object.c +++ b/qom/object.c @@ -985,6 +985,20 @@ ObjectClass *object_class_by_name(const char *typename) return type->class; } +ObjectClass *module_object_class_by_name(const char *typename) +{ + ObjectClass *oc; + + oc = object_class_by_name(typename); +#ifdef CONFIG_MODULES + if (!oc) { + module_load_qom_one(typename); + oc = object_class_by_name(typename); + } +#endif + return oc; +} + ObjectClass *object_class_get_parent(ObjectClass *class) { TypeImpl *type = type_get_parent(class->type); From patchwork Tue Jul 7 13:42:25 2020 Content-Type: text/plain; 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Tue, 7 Jul 2020 13:42:37 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id EA30E31F51; Tue, 7 Jul 2020 15:42:29 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Subject: [PULL 06/10] usb: build usb-redir as module Date: Tue, 7 Jul 2020 15:42:25 +0200 Message-Id: <20200707134229.9773-7-kraxel@redhat.com> In-Reply-To: <20200707134229.9773-1-kraxel@redhat.com> References: <20200707134229.9773-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=kraxel@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.61; envelope-from=kraxel@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/07 00:31:00 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Gerd Hoffmann , Eduardo Habkost , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Drops libusbredirparser.so dependency from core qemu. Signed-off-by: Gerd Hoffmann Message-id: 20200624131045.14512-7-kraxel@redhat.com --- util/module.c | 1 + hw/usb/Makefile.objs | 9 ++++++--- 2 files changed, 7 insertions(+), 3 deletions(-) diff --git a/util/module.c b/util/module.c index 89da9a3cce05..e3226165e91c 100644 --- a/util/module.c +++ b/util/module.c @@ -263,6 +263,7 @@ static struct { } const qom_modules[] = { { "ccid-card-passthru", "hw-", "usb-smartcard" }, { "ccid-card-emulated", "hw-", "usb-smartcard" }, + { "usb-redir", "hw-", "usb-redirect" }, }; static bool module_loaded_qom_all; diff --git a/hw/usb/Makefile.objs b/hw/usb/Makefile.objs index 3c5b3d4fadd3..e342ff59fab0 100644 --- a/hw/usb/Makefile.objs +++ b/hw/usb/Makefile.objs @@ -43,9 +43,12 @@ endif # usb redirection ifeq ($(CONFIG_USB),y) -common-obj-$(CONFIG_USB_REDIR) += redirect.o quirks.o -redirect.o-cflags = $(USB_REDIR_CFLAGS) -redirect.o-libs = $(USB_REDIR_LIBS) +ifeq ($(CONFIG_USB_REDIR),y) +common-obj-m += redirect.mo +redirect.mo-objs = redirect.o quirks.o +redirect.mo-cflags = $(USB_REDIR_CFLAGS) +redirect.mo-libs = $(USB_REDIR_LIBS) +endif endif # usb pass-through From patchwork Tue Jul 7 13:42:28 2020 Content-Type: text/plain; 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Tue, 7 Jul 2020 13:42:38 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 14A3331F5E; Tue, 7 Jul 2020 15:42:30 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Subject: [PULL 09/10] vga: build virtio-gpu as module Date: Tue, 7 Jul 2020 15:42:28 +0200 Message-Id: <20200707134229.9773-10-kraxel@redhat.com> In-Reply-To: <20200707134229.9773-1-kraxel@redhat.com> References: <20200707134229.9773-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=kraxel@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=207.211.31.81; envelope-from=kraxel@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/07 00:20:54 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Gerd Hoffmann , Eduardo Habkost , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Drops libvirglrenderer.so dependency from core qemu. Signed-off-by: Gerd Hoffmann Message-id: 20200624131045.14512-10-kraxel@redhat.com --- util/module.c | 6 ++++++ hw/display/Makefile.objs | 23 +++++++++++++---------- 2 files changed, 19 insertions(+), 10 deletions(-) diff --git a/util/module.c b/util/module.c index 7c76d2a84b94..a74214eac052 100644 --- a/util/module.c +++ b/util/module.c @@ -266,6 +266,12 @@ static struct { { "usb-redir", "hw-", "usb-redirect" }, { "qxl-vga", "hw-", "display-qxl" }, { "qxl", "hw-", "display-qxl" }, + { "virtio-gpu-device", "hw-", "display-virtio-gpu" }, + { "virtio-gpu-pci", "hw-", "display-virtio-gpu" }, + { "virtio-vga", "hw-", "display-virtio-gpu" }, + { "vhost-user-gpu-device", "hw-", "display-virtio-gpu" }, + { "vhost-user-gpu-pci", "hw-", "display-virtio-gpu" }, + { "vhost-user-vga", "hw-", "display-virtio-gpu" }, }; static bool module_loaded_qom_all; diff --git a/hw/display/Makefile.objs b/hw/display/Makefile.objs index d619594ad4d3..e907f3182b0c 100644 --- a/hw/display/Makefile.objs +++ b/hw/display/Makefile.objs @@ -49,16 +49,19 @@ common-obj-m += qxl.mo qxl.mo-objs = qxl.o qxl-logger.o qxl-render.o endif -common-obj-$(CONFIG_VIRTIO_GPU) += virtio-gpu-base.o virtio-gpu.o virtio-gpu-3d.o -common-obj-$(CONFIG_VHOST_USER_GPU) += vhost-user-gpu.o -common-obj-$(call land,$(CONFIG_VIRTIO_GPU),$(CONFIG_VIRTIO_PCI)) += virtio-gpu-pci.o -common-obj-$(call land,$(CONFIG_VHOST_USER_GPU),$(CONFIG_VIRTIO_PCI)) += vhost-user-gpu-pci.o -common-obj-$(CONFIG_VIRTIO_VGA) += virtio-vga.o -common-obj-$(CONFIG_VHOST_USER_VGA) += vhost-user-vga.o -virtio-gpu.o-cflags := $(VIRGL_CFLAGS) -virtio-gpu.o-libs += $(VIRGL_LIBS) -virtio-gpu-3d.o-cflags := $(VIRGL_CFLAGS) -virtio-gpu-3d.o-libs += $(VIRGL_LIBS) +ifeq ($(CONFIG_VIRTIO_GPU),y) +common-obj-m += virtio-gpu.mo +virtio-gpu-obj-$(CONFIG_VIRTIO_GPU) += virtio-gpu-base.o virtio-gpu.o virtio-gpu-3d.o +virtio-gpu-obj-$(CONFIG_VHOST_USER_GPU) += vhost-user-gpu.o +virtio-gpu-obj-$(call land,$(CONFIG_VIRTIO_GPU),$(CONFIG_VIRTIO_PCI)) += virtio-gpu-pci.o +virtio-gpu-obj-$(call land,$(CONFIG_VHOST_USER_GPU),$(CONFIG_VIRTIO_PCI)) += vhost-user-gpu-pci.o +virtio-gpu-obj-$(CONFIG_VIRTIO_VGA) += virtio-vga.o +virtio-gpu-obj-$(CONFIG_VHOST_USER_VGA) += vhost-user-vga.o +virtio-gpu.mo-objs := $(virtio-gpu-obj-y) +virtio-gpu.mo-cflags := $(VIRGL_CFLAGS) +virtio-gpu.mo-libs := $(VIRGL_LIBS) +endif + common-obj-$(CONFIG_DPCD) += dpcd.o common-obj-$(CONFIG_XLNX_ZYNQMP_ARM) += xlnx_dp.o