From nobody Tue Feb 10 23:58:53 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 16466397725201014.2454656462936; Sun, 6 Mar 2022 23:56:12 -0800 (PST) Received: from localhost ([::1]:54400 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nR8Dz-0000Bn-7D for importer@patchew.org; Mon, 07 Mar 2022 02:56:11 -0500 Received: from eggs.gnu.org ([209.51.188.92]:39292) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nR87Q-0008P7-7B for qemu-devel@nongnu.org; Mon, 07 Mar 2022 02:49:24 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:37318) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nR87O-0007TN-FK for qemu-devel@nongnu.org; Mon, 07 Mar 2022 02:49:23 -0500 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-625-EjpbSHAnMv25B5xiwD9eNA-1; Mon, 07 Mar 2022 02:49:20 -0500 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 731E01006AA5; Mon, 7 Mar 2022 07:49:19 +0000 (UTC) Received: from localhost (unknown [10.39.208.4]) by smtp.corp.redhat.com (Postfix) with ESMTP id F06937B5F4; Mon, 7 Mar 2022 07:49:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1646639361; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=CqDUxLz33PpUdVOmJ4azLIp21X0Bl4DGM4PsehcVMaE=; b=DXUFsyisa0ENcLTR7Vx0JPe9fL1HiFZgfT22PTcZytepRPNOdEdvOkM3sZfwH3lIqJ1fFO khGZBnaqFd2I/0cKnSV9cipCJOm8T8hoQ2CJGv9fLetrLNSFR2HDeusE6jRLN0ZWSb6RZ7 O+V2S7/dM0g1ouIrxIE8gEw5LyMsllU= X-MC-Unique: EjpbSHAnMv25B5xiwD9eNA-1 From: marcandre.lureau@redhat.com To: qemu-devel@nongnu.org Subject: [PATCH v3 10/12] ui/dbus: fix texture sharing Date: Mon, 7 Mar 2022 11:46:30 +0400 Message-Id: <20220307074632.238049-11-marcandre.lureau@redhat.com> In-Reply-To: <20220307074632.238049-1-marcandre.lureau@redhat.com> References: <20220307074632.238049-1-marcandre.lureau@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=marcandre.lureau@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com 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=170.10.129.124; envelope-from=marcandre.lureau@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, 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_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, 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: , Cc: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Gerd Hoffmann , akihiko.odaki@gmail.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1646639774716100003 From: Marc-Andr=C3=A9 Lureau The DBus listener naively create, update and destroy textures without taking into account other listeners. The texture were shared, but texture update was unnecessarily duplicated. Teach DisplayGLCtx to do optionally shared texture handling. This is only implemented for DBus display at this point, however the same infrastructure could potentially be used for other future combinations. Reported-by: Akihiko Odaki Signed-off-by: Marc-Andr=C3=A9 Lureau --- include/ui/console.h | 10 ++++++++++ ui/console.c | 26 ++++++++++++++++++++++++++ ui/dbus-listener.c | 11 ----------- ui/dbus.c | 26 ++++++++++++++++++++++++++ 4 files changed, 62 insertions(+), 11 deletions(-) diff --git a/include/ui/console.h b/include/ui/console.h index 18a10c0b7db0..0f84861933e1 100644 --- a/include/ui/console.h +++ b/include/ui/console.h @@ -290,10 +290,20 @@ typedef struct DisplayGLCtxOps { QEMUGLContext ctx); int (*dpy_gl_ctx_make_current)(DisplayGLCtx *dgc, QEMUGLContext ctx); + void (*dpy_gl_ctx_create_texture)(DisplayGLCtx *dgc, + DisplaySurface *surface); + void (*dpy_gl_ctx_destroy_texture)(DisplayGLCtx *dgc, + DisplaySurface *surface); + void (*dpy_gl_ctx_update_texture)(DisplayGLCtx *dgc, + DisplaySurface *surface, + int x, int y, int w, int h); } DisplayGLCtxOps; =20 struct DisplayGLCtx { const DisplayGLCtxOps *ops; +#ifdef CONFIG_OPENGL + QemuGLShader *gls; /* optional shared shader */ +#endif }; =20 DisplayState *init_displaystate(void); diff --git a/ui/console.c b/ui/console.c index 06ba82db61c9..5bfecea4549e 100644 --- a/ui/console.c +++ b/ui/console.c @@ -1073,6 +1073,27 @@ static void displaychangelistener_gfx_switch(Display= ChangeListener *dcl, } } =20 +static void dpy_gfx_create_texture(QemuConsole *con, DisplaySurface *surfa= ce) +{ + if (con->gl && con->gl->ops->dpy_gl_ctx_create_texture) { + con->gl->ops->dpy_gl_ctx_create_texture(con->gl, surface); + } +} + +static void dpy_gfx_destroy_texture(QemuConsole *con, DisplaySurface *surf= ace) +{ + if (con->gl && con->gl->ops->dpy_gl_ctx_destroy_texture) { + con->gl->ops->dpy_gl_ctx_destroy_texture(con->gl, surface); + } +} + +static void dpy_gfx_update_texture(QemuConsole *con, DisplaySurface *surfa= ce, + int x, int y, int w, int h) +{ + if (con->gl && con->gl->ops->dpy_gl_ctx_update_texture) { + con->gl->ops->dpy_gl_ctx_update_texture(con->gl, surface, x, y, w,= h); + } +} =20 static void displaychangelistener_display_console(DisplayChangeListener *d= cl, QemuConsole *con, @@ -1085,6 +1106,7 @@ static void displaychangelistener_display_console(Dis= playChangeListener *dcl, if (!con || !console_compatible_with(con, dcl, errp)) { if (!dummy) { dummy =3D qemu_create_placeholder_surface(640, 480, nodev); + dpy_gfx_create_texture(con, dummy); } displaychangelistener_gfx_switch(dcl, dummy, TRUE); return; @@ -1105,6 +1127,7 @@ static void displaychangelistener_display_console(Dis= playChangeListener *dcl, con->scanout.texture.width, con->scanout.texture.height); } else if (con->scanout.kind =3D=3D SCANOUT_SURFACE) { + dpy_gfx_create_texture(con, con->surface); displaychangelistener_gfx_switch(dcl, con->surface, TRUE); } } @@ -1637,6 +1660,7 @@ void dpy_gfx_update(QemuConsole *con, int x, int y, i= nt w, int h) if (!qemu_console_is_visible(con)) { return; } + dpy_gfx_update_texture(con, con->surface, x, y, w, h); QLIST_FOREACH(dcl, &s->listeners, next) { if (con !=3D (dcl->con ? dcl->con : active_console)) { continue; @@ -1681,12 +1705,14 @@ void dpy_gfx_replace_surface(QemuConsole *con, =20 con->scanout.kind =3D SCANOUT_SURFACE; con->surface =3D surface; + dpy_gfx_create_texture(con, surface); QLIST_FOREACH(dcl, &s->listeners, next) { if (con !=3D (dcl->con ? dcl->con : active_console)) { continue; } displaychangelistener_gfx_switch(dcl, surface, FALSE); } + dpy_gfx_destroy_texture(con, old_surface); qemu_free_displaysurface(old_surface); } =20 diff --git a/ui/dbus-listener.c b/ui/dbus-listener.c index 81c119b13a2c..a287edd2fc15 100644 --- a/ui/dbus-listener.c +++ b/ui/dbus-listener.c @@ -42,7 +42,6 @@ struct _DBusDisplayListener { =20 DisplayChangeListener dcl; DisplaySurface *ds; - QemuGLShader *gls; int gl_updates; }; =20 @@ -240,10 +239,6 @@ static void dbus_gl_gfx_update(DisplayChangeListener *= dcl, { DBusDisplayListener *ddl =3D container_of(dcl, DBusDisplayListener, dc= l); =20 - if (ddl->ds) { - surface_gl_update_texture(ddl->gls, ddl->ds, x, y, w, h); - } - ddl->gl_updates++; } =20 @@ -285,15 +280,11 @@ static void dbus_gl_gfx_switch(DisplayChangeListener = *dcl, { DBusDisplayListener *ddl =3D container_of(dcl, DBusDisplayListener, dc= l); =20 - if (ddl->ds) { - surface_gl_destroy_texture(ddl->gls, ddl->ds); - } ddl->ds =3D new_surface; if (ddl->ds) { int width =3D surface_width(ddl->ds); int height =3D surface_height(ddl->ds); =20 - surface_gl_create_texture(ddl->gls, ddl->ds); /* TODO: lazy send dmabuf (there are unnecessary sent otherwise) */ dbus_scanout_texture(&ddl->dcl, ddl->ds->texture, false, width, height, 0, 0, width, height); @@ -403,7 +394,6 @@ dbus_display_listener_dispose(GObject *object) g_clear_object(&ddl->conn); g_clear_pointer(&ddl->bus_name, g_free); g_clear_object(&ddl->proxy); - g_clear_pointer(&ddl->gls, qemu_gl_fini_shader); =20 G_OBJECT_CLASS(dbus_display_listener_parent_class)->dispose(object); } @@ -414,7 +404,6 @@ dbus_display_listener_constructed(GObject *object) DBusDisplayListener *ddl =3D DBUS_DISPLAY_LISTENER(object); =20 if (display_opengl) { - ddl->gls =3D qemu_gl_init_shader(); ddl->dcl.ops =3D &dbus_gl_dcl_ops; } else { ddl->dcl.ops =3D &dbus_dcl_ops; diff --git a/ui/dbus.c b/ui/dbus.c index 22c82d2f323a..7a87612379e8 100644 --- a/ui/dbus.c +++ b/ui/dbus.c @@ -55,11 +55,33 @@ dbus_is_compatible_dcl(DisplayGLCtx *dgc, return dcl->ops =3D=3D &dbus_gl_dcl_ops || dcl->ops =3D=3D &dbus_conso= le_dcl_ops; } =20 +static void +dbus_create_texture(DisplayGLCtx *ctx, DisplaySurface *surface) +{ + surface_gl_create_texture(ctx->gls, surface); +} + +static void +dbus_destroy_texture(DisplayGLCtx *ctx, DisplaySurface *surface) +{ + surface_gl_destroy_texture(ctx->gls, surface); +} + +static void +dbus_update_texture(DisplayGLCtx *ctx, DisplaySurface *surface, + int x, int y, int w, int h) +{ + surface_gl_update_texture(ctx->gls, surface, x, y, w, h); +} + static const DisplayGLCtxOps dbus_gl_ops =3D { .dpy_gl_ctx_is_compatible_dcl =3D dbus_is_compatible_dcl, .dpy_gl_ctx_create =3D dbus_create_context, .dpy_gl_ctx_destroy =3D qemu_egl_destroy_context, .dpy_gl_ctx_make_current =3D qemu_egl_make_context_current, + .dpy_gl_ctx_create_texture =3D dbus_create_texture, + .dpy_gl_ctx_destroy_texture =3D dbus_destroy_texture, + .dpy_gl_ctx_update_texture =3D dbus_update_texture, }; =20 static NotifierList dbus_display_notifiers =3D @@ -90,6 +112,9 @@ dbus_display_init(Object *o) g_autoptr(GDBusObjectSkeleton) vm =3D NULL; =20 dd->glctx.ops =3D &dbus_gl_ops; + if (display_opengl) { + dd->glctx.gls =3D qemu_gl_init_shader(); + } dd->iface =3D qemu_dbus_display1_vm_skeleton_new(); dd->consoles =3D g_ptr_array_new_with_free_func(g_object_unref); =20 @@ -126,6 +151,7 @@ dbus_display_finalize(Object *o) g_clear_object(&dd->iface); g_free(dd->dbus_addr); g_free(dd->audiodev); + g_clear_pointer(&dd->glctx.gls, qemu_gl_fini_shader); dbus_display =3D NULL; } =20 --=20 2.35.1.273.ge6ebfd0e8cbb