diff options
Diffstat (limited to 'ui')
| -rw-r--r-- | ui/egl-helpers.c | 129 | ||||
| -rw-r--r-- | ui/spice-core.c | 18 | ||||
| -rw-r--r-- | ui/spice-display.c | 152 |
3 files changed, 287 insertions, 12 deletions
diff --git a/ui/egl-helpers.c b/ui/egl-helpers.c index 4c83834..54be44c 100644 --- a/ui/egl-helpers.c +++ b/ui/egl-helpers.c @@ -1,6 +1,8 @@ #include "qemu/osdep.h" #include <glob.h> +#include <dirent.h> +#include "config-host.h" #include "ui/egl-helpers.h" EGLDisplay *qemu_egl_display; @@ -20,6 +22,133 @@ static int egl_debug; /* ---------------------------------------------------------------------- */ +#ifdef CONFIG_OPENGL_DMABUF + +int qemu_egl_rn_fd; +struct gbm_device *qemu_egl_rn_gbm_dev; +EGLContext qemu_egl_rn_ctx; + +int qemu_egl_rendernode_open(void) +{ + DIR *dir; + struct dirent *e; + int r, fd; + char *p; + + dir = opendir("/dev/dri"); + if (!dir) { + return -1; + } + + fd = -1; + while ((e = readdir(dir))) { + if (e->d_type != DT_CHR) { + continue; + } + + if (strncmp(e->d_name, "renderD", 7)) { + continue; + } + + r = asprintf(&p, "/dev/dri/%s", e->d_name); + if (r < 0) { + return -1; + } + + r = open(p, O_RDWR | O_CLOEXEC | O_NOCTTY | O_NONBLOCK); + if (r < 0) { + free(p); + continue; + } + fd = r; + free(p); + break; + } + + closedir(dir); + if (fd < 0) { + return -1; + } + return fd; +} + +int egl_rendernode_init(void) +{ + qemu_egl_rn_fd = -1; + + qemu_egl_rn_fd = qemu_egl_rendernode_open(); + if (qemu_egl_rn_fd == -1) { + fprintf(stderr, "egl: no drm render node available\n"); + goto err; + } + + qemu_egl_rn_gbm_dev = gbm_create_device(qemu_egl_rn_fd); + if (!qemu_egl_rn_gbm_dev) { + fprintf(stderr, "egl: gbm_create_device failed\n"); + goto err; + } + + qemu_egl_init_dpy((EGLNativeDisplayType)qemu_egl_rn_gbm_dev, false, false); + + if (!epoxy_has_egl_extension(qemu_egl_display, + "EGL_KHR_surfaceless_context")) { + fprintf(stderr, "egl: EGL_KHR_surfaceless_context not supported\n"); + goto err; + } + if (!epoxy_has_egl_extension(qemu_egl_display, + "EGL_MESA_image_dma_buf_export")) { + fprintf(stderr, "egl: EGL_MESA_image_dma_buf_export not supported\n"); + goto err; + } + + qemu_egl_rn_ctx = qemu_egl_init_ctx(); + if (!qemu_egl_rn_ctx) { + fprintf(stderr, "egl: egl_init_ctx failed\n"); + goto err; + } + + return 0; + +err: + if (qemu_egl_rn_gbm_dev) { + gbm_device_destroy(qemu_egl_rn_gbm_dev); + } + if (qemu_egl_rn_fd != -1) { + close(qemu_egl_rn_fd); + } + + return -1; +} + +int egl_get_fd_for_texture(uint32_t tex_id, EGLint *stride, EGLint *fourcc) +{ + EGLImageKHR image; + EGLint num_planes, fd; + + image = eglCreateImageKHR(qemu_egl_display, eglGetCurrentContext(), + EGL_GL_TEXTURE_2D_KHR, + (EGLClientBuffer)(unsigned long)tex_id, + NULL); + if (!image) { + return -1; + } + + eglExportDMABUFImageQueryMESA(qemu_egl_display, image, fourcc, + &num_planes, NULL); + if (num_planes != 1) { + eglDestroyImageKHR(qemu_egl_display, image); + return -1; + } + eglExportDMABUFImageMESA(qemu_egl_display, image, &fd, stride, NULL); + eglDestroyImageKHR(qemu_egl_display, image); + + return fd; +} + +#endif /* CONFIG_OPENGL_DMABUF */ + +/* ---------------------------------------------------------------------- */ + EGLSurface qemu_egl_init_surface_x11(EGLContext ectx, Window win) { EGLSurface esurface; diff --git a/ui/spice-core.c b/ui/spice-core.c index 4dbd99a..a68a665 100644 --- a/ui/spice-core.c +++ b/ui/spice-core.c @@ -494,9 +494,14 @@ static QemuOptsList qemu_spice_opts = { },{ .name = "playback-compression", .type = QEMU_OPT_BOOL, - }, { + },{ .name = "seamless-migration", .type = QEMU_OPT_BOOL, +#ifdef HAVE_SPICE_GL + },{ + .name = "gl", + .type = QEMU_OPT_BOOL, +#endif }, { /* end of list */ } }, @@ -568,7 +573,8 @@ static void migration_state_notifier(Notifier *notifier, void *data) if (migration_in_setup(s)) { spice_server_migrate_start(spice_server); - } else if (migration_has_finished(s)) { + } else if (migration_has_finished(s) || + migration_in_postcopy_after_devices(s)) { spice_server_migrate_end(spice_server, true); spice_have_target_host = false; } else if (migration_has_failed(s)) { @@ -819,6 +825,14 @@ void qemu_spice_init(void) #if SPICE_SERVER_VERSION >= 0x000c02 qemu_spice_register_ports(); #endif + +#ifdef HAVE_SPICE_GL + if (qemu_opt_get_bool(opts, "gl", 0)) { + if (egl_rendernode_init() == 0) { + display_opengl = 1; + } + } +#endif } int qemu_spice_add_interface(SpiceBaseInstance *sin) diff --git a/ui/spice-display.c b/ui/spice-display.c index 8a5b325..242ab5f 100644 --- a/ui/spice-display.c +++ b/ui/spice-display.c @@ -460,6 +460,13 @@ void qemu_spice_display_switch(SimpleSpiceDisplay *ssd, memset(&ssd->dirty, 0, sizeof(ssd->dirty)); ssd->notify++; + + qemu_mutex_lock(&ssd->lock); + if (ssd->cursor) { + g_free(ssd->ptr_define); + ssd->ptr_define = qemu_spice_create_cursor_update(ssd, ssd->cursor, 0); + } + qemu_mutex_unlock(&ssd->lock); } static void qemu_spice_cursor_refresh_unlocked(SimpleSpiceDisplay *ssd) @@ -467,8 +474,6 @@ static void qemu_spice_cursor_refresh_unlocked(SimpleSpiceDisplay *ssd) if (ssd->cursor) { assert(ssd->dcl.con); dpy_cursor_define(ssd->dcl.con, ssd->cursor); - cursor_put(ssd->cursor); - ssd->cursor = NULL; } if (ssd->mouse_x != -1 && ssd->mouse_y != -1) { assert(ssd->dcl.con); @@ -563,7 +568,7 @@ static int interface_get_command(QXLInstance *sin, QXLCommandExt *ext) static int interface_req_cmd_notification(QXLInstance *sin) { - dprint(1, "%s/%d:\n", __func__, sin->id); + dprint(2, "%s/%d:\n", __func__, sin->id); return 1; } @@ -616,7 +621,7 @@ static int interface_get_cursor_command(QXLInstance *sin, QXLCommandExt *ext) static int interface_req_cursor_notification(QXLInstance *sin) { - dprint(1, "%s:\n", __FUNCTION__); + dprint(2, "%s:\n", __func__); return 1; } @@ -645,9 +650,23 @@ static void interface_update_area_complete(QXLInstance *sin, /* called from spice server thread context only */ static void interface_async_complete(QXLInstance *sin, uint64_t cookie_token) { - /* should never be called, used in qxl native mode only */ - fprintf(stderr, "%s: abort()\n", __func__); - abort(); + QXLCookie *cookie = (QXLCookie *)(uintptr_t)cookie_token; + + switch (cookie->type) { +#ifdef HAVE_SPICE_GL + case QXL_COOKIE_TYPE_GL_DRAW_DONE: + { + SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl); + qemu_bh_schedule(ssd->gl_unblock_bh); + break; + } +#endif + default: + /* should never be called, used in qxl native mode only */ + fprintf(stderr, "%s: abort()\n", __func__); + abort(); + } + g_free(cookie); } static void interface_set_client_capabilities(QXLInstance *sin, @@ -750,6 +769,11 @@ static void display_mouse_define(DisplayChangeListener *dcl, SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl); qemu_mutex_lock(&ssd->lock); + if (c) { + cursor_get(c); + } + cursor_put(ssd->cursor); + ssd->cursor = c; ssd->hot_x = c->hot_x; ssd->hot_y = c->hot_y; g_free(ssd->ptr_move); @@ -769,20 +793,128 @@ static const DisplayChangeListenerOps display_listener_ops = { .dpy_cursor_define = display_mouse_define, }; +#ifdef HAVE_SPICE_GL + +static void qemu_spice_gl_block(SimpleSpiceDisplay *ssd, bool block) +{ + uint64_t timeout; + + if (block) { + timeout = qemu_clock_get_ms(QEMU_CLOCK_REALTIME); + timeout += 1000; /* one sec */ + timer_mod(ssd->gl_unblock_timer, timeout); + } else { + timer_del(ssd->gl_unblock_timer); + } + graphic_hw_gl_block(ssd->dcl.con, block); +} + +static void qemu_spice_gl_unblock_bh(void *opaque) +{ + SimpleSpiceDisplay *ssd = opaque; + + qemu_spice_gl_block(ssd, false); +} + +static void qemu_spice_gl_block_timer(void *opaque) +{ + fprintf(stderr, "WARNING: spice: no gl-draw-done within one second\n"); +} + +static QEMUGLContext qemu_spice_gl_create_context(DisplayChangeListener *dcl, + QEMUGLParams *params) +{ + eglMakeCurrent(qemu_egl_display, EGL_NO_SURFACE, EGL_NO_SURFACE, + qemu_egl_rn_ctx); + return qemu_egl_create_context(dcl, params); +} + +static void qemu_spice_gl_scanout(DisplayChangeListener *dcl, + uint32_t tex_id, + bool y_0_top, + uint32_t x, uint32_t y, + uint32_t w, uint32_t h) +{ + SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl); + EGLint stride = 0, fourcc = 0; + int fd = -1; + + if (tex_id) { + fd = egl_get_fd_for_texture(tex_id, &stride, &fourcc); + if (fd < 0) { + fprintf(stderr, "%s: failed to get fd for texture\n", __func__); + return; + } + dprint(1, "%s: %dx%d (stride %d, fourcc 0x%x)\n", __func__, + w, h, stride, fourcc); + } else { + dprint(1, "%s: no texture (no framebuffer)\n", __func__); + } + + assert(!tex_id || fd >= 0); + + /* note: spice server will close the fd */ + spice_qxl_gl_scanout(&ssd->qxl, fd, + surface_width(ssd->ds), + surface_height(ssd->ds), + stride, fourcc, y_0_top); +} + +static void qemu_spice_gl_update(DisplayChangeListener *dcl, + uint32_t x, uint32_t y, uint32_t w, uint32_t h) +{ + SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl); + uint64_t cookie; + + dprint(2, "%s: %dx%d+%d+%d\n", __func__, w, h, x, y); + qemu_spice_gl_block(ssd, true); + cookie = (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_GL_DRAW_DONE, 0); + spice_qxl_gl_draw_async(&ssd->qxl, x, y, w, h, cookie); +} + +static const DisplayChangeListenerOps display_listener_gl_ops = { + .dpy_name = "spice-egl", + .dpy_gfx_update = display_update, + .dpy_gfx_switch = display_switch, + .dpy_gfx_check_format = qemu_pixman_check_format, + .dpy_refresh = display_refresh, + .dpy_mouse_set = display_mouse_set, + .dpy_cursor_define = display_mouse_define, + + .dpy_gl_ctx_create = qemu_spice_gl_create_context, + .dpy_gl_ctx_destroy = qemu_egl_destroy_context, + .dpy_gl_ctx_make_current = qemu_egl_make_context_current, + .dpy_gl_ctx_get_current = qemu_egl_get_current_context, + + .dpy_gl_scanout = qemu_spice_gl_scanout, + .dpy_gl_update = qemu_spice_gl_update, +}; + +#endif /* HAVE_SPICE_GL */ + static void qemu_spice_display_init_one(QemuConsole *con) { SimpleSpiceDisplay *ssd = g_new0(SimpleSpiceDisplay, 1); qemu_spice_display_init_common(ssd); + ssd->dcl.ops = &display_listener_ops; +#ifdef HAVE_SPICE_GL + if (display_opengl) { + ssd->dcl.ops = &display_listener_gl_ops; + ssd->dmabuf_fd = -1; + ssd->gl_unblock_bh = qemu_bh_new(qemu_spice_gl_unblock_bh, ssd); + ssd->gl_unblock_timer = timer_new_ms(QEMU_CLOCK_REALTIME, + qemu_spice_gl_block_timer, ssd); + } +#endif + ssd->dcl.con = con; + ssd->qxl.base.sif = &dpy_interface.base; qemu_spice_add_display_interface(&ssd->qxl, con); assert(ssd->worker); - qemu_spice_create_host_memslot(ssd); - ssd->dcl.ops = &display_listener_ops; - ssd->dcl.con = con; register_displaychangelistener(&ssd->dcl); } |