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a="33482967" X-IronPort-AV: E=Sophos;i="6.08,253,1712646000"; d="scan'208";a="33482967" X-CSE-ConnectionGUID: t/EKEU9OQKOr77AXGCMlFQ== X-CSE-MsgGUID: X3x/bQgWT1qT6fAbH4T90w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,253,1712646000"; d="scan'208";a="42359632" From: dongwon.kim@intel.com To: qemu-devel@nongnu.org Subject: [RFC PATCH 3/4] ui/gtk-egl: Start rendering of guest blob scanout if render_sync is off Date: Thu, 20 Jun 2024 16:17:26 -0700 Message-Id: <20240620231727.235841-4-dongwon.kim@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240620231727.235841-1-dongwon.kim@intel.com> References: <20240620231727.235841-1-dongwon.kim@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=192.198.163.8; envelope-from=dongwon.kim@intel.com; helo=mgamail.intel.com X-Spam_score_int: -45 X-Spam_score: -4.6 X-Spam_bar: ---- X-Spam_report: (-4.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.152, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @intel.com) X-ZM-MESSAGEID: 1718925586507100001 From: Dongwon Kim Draw (executing glBlitFramebuffer) immediately as soon as the frame is flushed instead of getting it done in the next draw event if render_sync flag is reset. With this, the fence will be signaled way ealier so the guest can be working on the next frame right away. Cc: Gerd Hoffmann Cc: Marc-Andr=C3=A9 Lureau Cc: Vivek Kasireddy Signed-off-by: Dongwon Kim --- ui/gtk-egl.c | 88 ++++++++++++++++++++++++++++++---------------------- 1 file changed, 51 insertions(+), 37 deletions(-) diff --git a/ui/gtk-egl.c b/ui/gtk-egl.c index 55199f8659..2877140c3b 100644 --- a/ui/gtk-egl.c +++ b/ui/gtk-egl.c @@ -80,6 +80,12 @@ void gd_egl_draw(VirtualConsole *vc) ww =3D gdk_window_get_width(window) * ws; wh =3D gdk_window_get_height(window) * ws; =20 + vc->gfx.scale_x =3D (double)ww / surface_width(vc->gfx.ds); + vc->gfx.scale_y =3D (double)wh / surface_height(vc->gfx.ds); + + eglMakeCurrent(qemu_egl_display, vc->gfx.esurface, + vc->gfx.esurface, vc->gfx.ectx); + if (vc->gfx.scanout_mode) { #ifdef CONFIG_GBM if (dmabuf) { @@ -88,21 +94,9 @@ void gd_egl_draw(VirtualConsole *vc) } else { qemu_dmabuf_set_draw_submitted(dmabuf, false); } - } -#endif - gd_egl_scanout_flush(&vc->gfx.dcl, 0, 0, vc->gfx.w, vc->gfx.h); =20 - vc->gfx.scale_x =3D (double)ww / surface_width(vc->gfx.ds); - vc->gfx.scale_y =3D (double)wh / surface_height(vc->gfx.ds); - - glFlush(); -#ifdef CONFIG_GBM - if (dmabuf) { - fence_fd =3D egl_dmabuf_create_fence(dmabuf); - if (fence_fd >=3D 0) { - qemu_set_fd_handler(fence_fd, gd_hw_gl_flushed, NULL, vc); - } else { - graphic_hw_gl_block(vc->gfx.dcl.con, false); + if (qemu_dmabuf_get_render_sync(dmabuf)) { + gd_egl_scanout_flush(&vc->gfx.dcl, 0, 0, vc->gfx.w, vc->gf= x.h); } } #endif @@ -110,19 +104,12 @@ void gd_egl_draw(VirtualConsole *vc) if (!vc->gfx.ds) { return; } - eglMakeCurrent(qemu_egl_display, vc->gfx.esurface, - vc->gfx.esurface, vc->gfx.ectx); - surface_gl_setup_viewport(vc->gfx.gls, vc->gfx.ds, ww, wh); surface_gl_render_texture(vc->gfx.gls, vc->gfx.ds); - - eglSwapBuffers(qemu_egl_display, vc->gfx.esurface); - - vc->gfx.scale_x =3D (double)ww / surface_width(vc->gfx.ds); - vc->gfx.scale_y =3D (double)wh / surface_height(vc->gfx.ds); - - glFlush(); } + + eglSwapBuffers(qemu_egl_display, vc->gfx.esurface); + glFlush(); } =20 void gd_egl_update(DisplayChangeListener *dcl, @@ -146,14 +133,20 @@ void gd_egl_refresh(DisplayChangeListener *dcl) { VirtualConsole *vc =3D container_of(dcl, VirtualConsole, gfx.dcl); =20 +#ifdef CONFIG_GBM + QemuDmaBuf *dmabuf =3D vc->gfx.guest_fb.dmabuf; +#endif + gd_update_monitor_refresh_rate( vc, vc->window ? vc->window : vc->gfx.drawing_area); =20 - if (vc->gfx.guest_fb.dmabuf && - qemu_dmabuf_get_draw_submitted(vc->gfx.guest_fb.dmabuf)) { +#ifdef CONFIG_GBM + if (dmabuf && qemu_dmabuf_get_draw_submitted(dmabuf) && + qemu_dmabuf_get_render_sync(dmabuf)) { gd_egl_draw(vc); return; } +#endif =20 if (!vc->gfx.esurface) { gd_egl_init(vc); @@ -166,9 +159,9 @@ void gd_egl_refresh(DisplayChangeListener *dcl) surface_gl_create_texture(vc->gfx.gls, vc->gfx.ds); } #ifdef CONFIG_GBM - if (vc->gfx.guest_fb.dmabuf) { - egl_dmabuf_release_texture(vc->gfx.guest_fb.dmabuf); - gd_egl_scanout_dmabuf(dcl, vc->gfx.guest_fb.dmabuf); + if (dmabuf) { + egl_dmabuf_release_texture(dmabuf); + gd_egl_scanout_dmabuf(dcl, dmabuf); } #endif } @@ -344,6 +337,11 @@ void gd_egl_scanout_flush(DisplayChangeListener *dcl, return; } if (!vc->gfx.guest_fb.framebuffer) { +#ifdef CONFIG_GBM + if (dmabuf) { + graphic_hw_gl_block(vc->gfx.dcl.con, false); + } +#endif return; } =20 @@ -366,7 +364,16 @@ void gd_egl_scanout_flush(DisplayChangeListener *dcl, egl_fb_blit(&vc->gfx.win_fb, &vc->gfx.guest_fb, !vc->gfx.y0_top); } =20 - eglSwapBuffers(qemu_egl_display, vc->gfx.esurface); +#ifdef CONFIG_GBM + if (dmabuf) { + fence_fd =3D egl_dmabuf_create_fence(dmabuf); + if (fence_fd >=3D 0) { + qemu_set_fd_handler(fence_fd, gd_hw_gl_flushed, NULL, vc); + } else { + graphic_hw_gl_block(vc->gfx.dcl.con, false); + } + } +#endif } =20 void gd_egl_flush(DisplayChangeListener *dcl, @@ -374,15 +381,22 @@ void gd_egl_flush(DisplayChangeListener *dcl, { VirtualConsole *vc =3D container_of(dcl, VirtualConsole, gfx.dcl); GtkWidget *area =3D vc->gfx.drawing_area; - - if (vc->gfx.guest_fb.dmabuf && - !qemu_dmabuf_get_draw_submitted(vc->gfx.guest_fb.dmabuf)) { - graphic_hw_gl_block(vc->gfx.dcl.con, true); - qemu_dmabuf_set_draw_submitted(vc->gfx.guest_fb.dmabuf, true); - gtk_egl_set_scanout_mode(vc, true); - gtk_widget_queue_draw_area(area, x, y, w, h); +#ifdef CONFIG_GBM + QemuDmaBuf *dmabuf =3D vc->gfx.guest_fb.dmabuf; + if (dmabuf) { + if (!qemu_dmabuf_get_draw_submitted(dmabuf)) { + graphic_hw_gl_block(vc->gfx.dcl.con, true); + qemu_dmabuf_set_draw_submitted(dmabuf, true); + gtk_egl_set_scanout_mode(vc, true); + if (!qemu_dmabuf_get_render_sync(dmabuf)) { + gd_egl_scanout_flush(&vc->gfx.dcl, 0, 0, vc->gfx.w, vc->gf= x.h); + } + gtk_widget_queue_draw_area(area, x, y, w, h); + } return; } +#endif + gd_egl_scanout_flush(&vc->gfx.dcl, x, y, w, h); } =20 --=20 2.34.1