162232bf4SGerd Hoffmann /* 262232bf4SGerd Hoffmann * Virtio GPU Device 362232bf4SGerd Hoffmann * 462232bf4SGerd Hoffmann * Copyright Red Hat, Inc. 2013-2014 562232bf4SGerd Hoffmann * 662232bf4SGerd Hoffmann * Authors: 762232bf4SGerd Hoffmann * Dave Airlie <airlied@redhat.com> 862232bf4SGerd Hoffmann * Gerd Hoffmann <kraxel@redhat.com> 962232bf4SGerd Hoffmann * 102e252145SGerd Hoffmann * This work is licensed under the terms of the GNU GPL, version 2 or later. 1162232bf4SGerd Hoffmann * See the COPYING file in the top-level directory. 1262232bf4SGerd Hoffmann */ 1362232bf4SGerd Hoffmann 149b8bfe21SPeter Maydell #include "qemu/osdep.h" 1562232bf4SGerd Hoffmann #include "qemu-common.h" 1662232bf4SGerd Hoffmann #include "qemu/iov.h" 1762232bf4SGerd Hoffmann #include "ui/console.h" 1862232bf4SGerd Hoffmann #include "trace.h" 1962232bf4SGerd Hoffmann #include "hw/virtio/virtio.h" 2062232bf4SGerd Hoffmann #include "hw/virtio/virtio-gpu.h" 2162232bf4SGerd Hoffmann #include "hw/virtio/virtio-bus.h" 22795c40b8SJuan Quintela #include "migration/blocker.h" 2303dd024fSPaolo Bonzini #include "qemu/log.h" 245e3d741cSMarc-André Lureau #include "qapi/error.h" 2562232bf4SGerd Hoffmann 260c244e50SGerd Hoffmann #define VIRTIO_GPU_VM_VERSION 1 270c244e50SGerd Hoffmann 2862232bf4SGerd Hoffmann static struct virtio_gpu_simple_resource* 2962232bf4SGerd Hoffmann virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id); 3062232bf4SGerd Hoffmann 31b8e23926SLi Qiang static void virtio_gpu_cleanup_mapping(struct virtio_gpu_simple_resource *res); 32b8e23926SLi Qiang 339d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 34a9c94277SMarkus Armbruster #include <virglrenderer.h> 359d9e1521SGerd Hoffmann #define VIRGL(_g, _virgl, _simple, ...) \ 369d9e1521SGerd Hoffmann do { \ 379d9e1521SGerd Hoffmann if (_g->use_virgl_renderer) { \ 389d9e1521SGerd Hoffmann _virgl(__VA_ARGS__); \ 399d9e1521SGerd Hoffmann } else { \ 409d9e1521SGerd Hoffmann _simple(__VA_ARGS__); \ 419d9e1521SGerd Hoffmann } \ 429d9e1521SGerd Hoffmann } while (0) 439d9e1521SGerd Hoffmann #else 449d9e1521SGerd Hoffmann #define VIRGL(_g, _virgl, _simple, ...) \ 459d9e1521SGerd Hoffmann do { \ 469d9e1521SGerd Hoffmann _simple(__VA_ARGS__); \ 479d9e1521SGerd Hoffmann } while (0) 489d9e1521SGerd Hoffmann #endif 499d9e1521SGerd Hoffmann 5062232bf4SGerd Hoffmann static void update_cursor_data_simple(VirtIOGPU *g, 5162232bf4SGerd Hoffmann struct virtio_gpu_scanout *s, 5262232bf4SGerd Hoffmann uint32_t resource_id) 5362232bf4SGerd Hoffmann { 5462232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 5562232bf4SGerd Hoffmann uint32_t pixels; 5662232bf4SGerd Hoffmann 5762232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, resource_id); 5862232bf4SGerd Hoffmann if (!res) { 5962232bf4SGerd Hoffmann return; 6062232bf4SGerd Hoffmann } 6162232bf4SGerd Hoffmann 6262232bf4SGerd Hoffmann if (pixman_image_get_width(res->image) != s->current_cursor->width || 6362232bf4SGerd Hoffmann pixman_image_get_height(res->image) != s->current_cursor->height) { 6462232bf4SGerd Hoffmann return; 6562232bf4SGerd Hoffmann } 6662232bf4SGerd Hoffmann 6762232bf4SGerd Hoffmann pixels = s->current_cursor->width * s->current_cursor->height; 6862232bf4SGerd Hoffmann memcpy(s->current_cursor->data, 6962232bf4SGerd Hoffmann pixman_image_get_data(res->image), 7062232bf4SGerd Hoffmann pixels * sizeof(uint32_t)); 7162232bf4SGerd Hoffmann } 7262232bf4SGerd Hoffmann 739d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 749d9e1521SGerd Hoffmann 759d9e1521SGerd Hoffmann static void update_cursor_data_virgl(VirtIOGPU *g, 769d9e1521SGerd Hoffmann struct virtio_gpu_scanout *s, 779d9e1521SGerd Hoffmann uint32_t resource_id) 789d9e1521SGerd Hoffmann { 799d9e1521SGerd Hoffmann uint32_t width, height; 809d9e1521SGerd Hoffmann uint32_t pixels, *data; 819d9e1521SGerd Hoffmann 829d9e1521SGerd Hoffmann data = virgl_renderer_get_cursor_data(resource_id, &width, &height); 839d9e1521SGerd Hoffmann if (!data) { 849d9e1521SGerd Hoffmann return; 859d9e1521SGerd Hoffmann } 869d9e1521SGerd Hoffmann 879d9e1521SGerd Hoffmann if (width != s->current_cursor->width || 889d9e1521SGerd Hoffmann height != s->current_cursor->height) { 892d1cd6c7SLi Qiang free(data); 909d9e1521SGerd Hoffmann return; 919d9e1521SGerd Hoffmann } 929d9e1521SGerd Hoffmann 939d9e1521SGerd Hoffmann pixels = s->current_cursor->width * s->current_cursor->height; 949d9e1521SGerd Hoffmann memcpy(s->current_cursor->data, data, pixels * sizeof(uint32_t)); 959d9e1521SGerd Hoffmann free(data); 969d9e1521SGerd Hoffmann } 979d9e1521SGerd Hoffmann 989d9e1521SGerd Hoffmann #endif 999d9e1521SGerd Hoffmann 10062232bf4SGerd Hoffmann static void update_cursor(VirtIOGPU *g, struct virtio_gpu_update_cursor *cursor) 10162232bf4SGerd Hoffmann { 10262232bf4SGerd Hoffmann struct virtio_gpu_scanout *s; 1030c244e50SGerd Hoffmann bool move = cursor->hdr.type == VIRTIO_GPU_CMD_MOVE_CURSOR; 10462232bf4SGerd Hoffmann 10562232bf4SGerd Hoffmann if (cursor->pos.scanout_id >= g->conf.max_outputs) { 10662232bf4SGerd Hoffmann return; 10762232bf4SGerd Hoffmann } 10862232bf4SGerd Hoffmann s = &g->scanout[cursor->pos.scanout_id]; 10962232bf4SGerd Hoffmann 110e9c1b459SGerd Hoffmann trace_virtio_gpu_update_cursor(cursor->pos.scanout_id, 111e9c1b459SGerd Hoffmann cursor->pos.x, 112e9c1b459SGerd Hoffmann cursor->pos.y, 113e9c1b459SGerd Hoffmann move ? "move" : "update", 114e9c1b459SGerd Hoffmann cursor->resource_id); 115e9c1b459SGerd Hoffmann 1160c244e50SGerd Hoffmann if (!move) { 11762232bf4SGerd Hoffmann if (!s->current_cursor) { 11862232bf4SGerd Hoffmann s->current_cursor = cursor_alloc(64, 64); 11962232bf4SGerd Hoffmann } 12062232bf4SGerd Hoffmann 12162232bf4SGerd Hoffmann s->current_cursor->hot_x = cursor->hot_x; 12262232bf4SGerd Hoffmann s->current_cursor->hot_y = cursor->hot_y; 12362232bf4SGerd Hoffmann 12462232bf4SGerd Hoffmann if (cursor->resource_id > 0) { 1259d9e1521SGerd Hoffmann VIRGL(g, update_cursor_data_virgl, update_cursor_data_simple, 1269d9e1521SGerd Hoffmann g, s, cursor->resource_id); 12762232bf4SGerd Hoffmann } 12862232bf4SGerd Hoffmann dpy_cursor_define(s->con, s->current_cursor); 1290c244e50SGerd Hoffmann 1300c244e50SGerd Hoffmann s->cursor = *cursor; 1310c244e50SGerd Hoffmann } else { 1320c244e50SGerd Hoffmann s->cursor.pos.x = cursor->pos.x; 1330c244e50SGerd Hoffmann s->cursor.pos.y = cursor->pos.y; 13462232bf4SGerd Hoffmann } 13562232bf4SGerd Hoffmann dpy_mouse_set(s->con, cursor->pos.x, cursor->pos.y, 13662232bf4SGerd Hoffmann cursor->resource_id ? 1 : 0); 13762232bf4SGerd Hoffmann } 13862232bf4SGerd Hoffmann 13962232bf4SGerd Hoffmann static void virtio_gpu_get_config(VirtIODevice *vdev, uint8_t *config) 14062232bf4SGerd Hoffmann { 14162232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 14262232bf4SGerd Hoffmann memcpy(config, &g->virtio_config, sizeof(g->virtio_config)); 14362232bf4SGerd Hoffmann } 14462232bf4SGerd Hoffmann 14562232bf4SGerd Hoffmann static void virtio_gpu_set_config(VirtIODevice *vdev, const uint8_t *config) 14662232bf4SGerd Hoffmann { 14762232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 14862232bf4SGerd Hoffmann struct virtio_gpu_config vgconfig; 14962232bf4SGerd Hoffmann 15062232bf4SGerd Hoffmann memcpy(&vgconfig, config, sizeof(g->virtio_config)); 15162232bf4SGerd Hoffmann 15262232bf4SGerd Hoffmann if (vgconfig.events_clear) { 15362232bf4SGerd Hoffmann g->virtio_config.events_read &= ~vgconfig.events_clear; 15462232bf4SGerd Hoffmann } 15562232bf4SGerd Hoffmann } 15662232bf4SGerd Hoffmann 1579d5b731dSJason Wang static uint64_t virtio_gpu_get_features(VirtIODevice *vdev, uint64_t features, 1589d5b731dSJason Wang Error **errp) 15962232bf4SGerd Hoffmann { 1609d9e1521SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 1619d9e1521SGerd Hoffmann 1629d9e1521SGerd Hoffmann if (virtio_gpu_virgl_enabled(g->conf)) { 163fff02bc0SPaolo Bonzini features |= (1 << VIRTIO_GPU_F_VIRGL); 1649d9e1521SGerd Hoffmann } 16562232bf4SGerd Hoffmann return features; 16662232bf4SGerd Hoffmann } 16762232bf4SGerd Hoffmann 1689d9e1521SGerd Hoffmann static void virtio_gpu_set_features(VirtIODevice *vdev, uint64_t features) 1699d9e1521SGerd Hoffmann { 170fff02bc0SPaolo Bonzini static const uint32_t virgl = (1 << VIRTIO_GPU_F_VIRGL); 1719d9e1521SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 1729d9e1521SGerd Hoffmann 1739d9e1521SGerd Hoffmann g->use_virgl_renderer = ((features & virgl) == virgl); 1749d9e1521SGerd Hoffmann trace_virtio_gpu_features(g->use_virgl_renderer); 1759d9e1521SGerd Hoffmann } 1769d9e1521SGerd Hoffmann 17762232bf4SGerd Hoffmann static void virtio_gpu_notify_event(VirtIOGPU *g, uint32_t event_type) 17862232bf4SGerd Hoffmann { 17962232bf4SGerd Hoffmann g->virtio_config.events_read |= event_type; 18062232bf4SGerd Hoffmann virtio_notify_config(&g->parent_obj); 18162232bf4SGerd Hoffmann } 18262232bf4SGerd Hoffmann 18362232bf4SGerd Hoffmann static struct virtio_gpu_simple_resource * 18462232bf4SGerd Hoffmann virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id) 18562232bf4SGerd Hoffmann { 18662232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 18762232bf4SGerd Hoffmann 18862232bf4SGerd Hoffmann QTAILQ_FOREACH(res, &g->reslist, next) { 18962232bf4SGerd Hoffmann if (res->resource_id == resource_id) { 19062232bf4SGerd Hoffmann return res; 19162232bf4SGerd Hoffmann } 19262232bf4SGerd Hoffmann } 19362232bf4SGerd Hoffmann return NULL; 19462232bf4SGerd Hoffmann } 19562232bf4SGerd Hoffmann 19662232bf4SGerd Hoffmann void virtio_gpu_ctrl_response(VirtIOGPU *g, 19762232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 19862232bf4SGerd Hoffmann struct virtio_gpu_ctrl_hdr *resp, 19962232bf4SGerd Hoffmann size_t resp_len) 20062232bf4SGerd Hoffmann { 20162232bf4SGerd Hoffmann size_t s; 20262232bf4SGerd Hoffmann 20362232bf4SGerd Hoffmann if (cmd->cmd_hdr.flags & VIRTIO_GPU_FLAG_FENCE) { 20462232bf4SGerd Hoffmann resp->flags |= VIRTIO_GPU_FLAG_FENCE; 20562232bf4SGerd Hoffmann resp->fence_id = cmd->cmd_hdr.fence_id; 20662232bf4SGerd Hoffmann resp->ctx_id = cmd->cmd_hdr.ctx_id; 20762232bf4SGerd Hoffmann } 20862232bf4SGerd Hoffmann s = iov_from_buf(cmd->elem.in_sg, cmd->elem.in_num, 0, resp, resp_len); 20962232bf4SGerd Hoffmann if (s != resp_len) { 21062232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 21162232bf4SGerd Hoffmann "%s: response size incorrect %zu vs %zu\n", 21262232bf4SGerd Hoffmann __func__, s, resp_len); 21362232bf4SGerd Hoffmann } 21462232bf4SGerd Hoffmann virtqueue_push(cmd->vq, &cmd->elem, s); 21562232bf4SGerd Hoffmann virtio_notify(VIRTIO_DEVICE(g), cmd->vq); 21662232bf4SGerd Hoffmann cmd->finished = true; 21762232bf4SGerd Hoffmann } 21862232bf4SGerd Hoffmann 21962232bf4SGerd Hoffmann void virtio_gpu_ctrl_response_nodata(VirtIOGPU *g, 22062232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 22162232bf4SGerd Hoffmann enum virtio_gpu_ctrl_type type) 22262232bf4SGerd Hoffmann { 22362232bf4SGerd Hoffmann struct virtio_gpu_ctrl_hdr resp; 22462232bf4SGerd Hoffmann 22562232bf4SGerd Hoffmann memset(&resp, 0, sizeof(resp)); 22662232bf4SGerd Hoffmann resp.type = type; 22762232bf4SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &resp, sizeof(resp)); 22862232bf4SGerd Hoffmann } 22962232bf4SGerd Hoffmann 23062232bf4SGerd Hoffmann static void 23162232bf4SGerd Hoffmann virtio_gpu_fill_display_info(VirtIOGPU *g, 23262232bf4SGerd Hoffmann struct virtio_gpu_resp_display_info *dpy_info) 23362232bf4SGerd Hoffmann { 23462232bf4SGerd Hoffmann int i; 23562232bf4SGerd Hoffmann 23662232bf4SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 23762232bf4SGerd Hoffmann if (g->enabled_output_bitmask & (1 << i)) { 23862232bf4SGerd Hoffmann dpy_info->pmodes[i].enabled = 1; 23962232bf4SGerd Hoffmann dpy_info->pmodes[i].r.width = g->req_state[i].width; 24062232bf4SGerd Hoffmann dpy_info->pmodes[i].r.height = g->req_state[i].height; 24162232bf4SGerd Hoffmann } 24262232bf4SGerd Hoffmann } 24362232bf4SGerd Hoffmann } 24462232bf4SGerd Hoffmann 24562232bf4SGerd Hoffmann void virtio_gpu_get_display_info(VirtIOGPU *g, 24662232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 24762232bf4SGerd Hoffmann { 24862232bf4SGerd Hoffmann struct virtio_gpu_resp_display_info display_info; 24962232bf4SGerd Hoffmann 25062232bf4SGerd Hoffmann trace_virtio_gpu_cmd_get_display_info(); 25162232bf4SGerd Hoffmann memset(&display_info, 0, sizeof(display_info)); 25262232bf4SGerd Hoffmann display_info.hdr.type = VIRTIO_GPU_RESP_OK_DISPLAY_INFO; 25362232bf4SGerd Hoffmann virtio_gpu_fill_display_info(g, &display_info); 25462232bf4SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &display_info.hdr, 25562232bf4SGerd Hoffmann sizeof(display_info)); 25662232bf4SGerd Hoffmann } 25762232bf4SGerd Hoffmann 25862232bf4SGerd Hoffmann static pixman_format_code_t get_pixman_format(uint32_t virtio_gpu_format) 25962232bf4SGerd Hoffmann { 26062232bf4SGerd Hoffmann switch (virtio_gpu_format) { 26162232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_B8G8R8X8_UNORM: 262a27450ecSLaurent Vivier return PIXMAN_BE_b8g8r8x8; 26362232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_B8G8R8A8_UNORM: 264a27450ecSLaurent Vivier return PIXMAN_BE_b8g8r8a8; 26562232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_X8R8G8B8_UNORM: 266a27450ecSLaurent Vivier return PIXMAN_BE_x8r8g8b8; 26762232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_A8R8G8B8_UNORM: 268a27450ecSLaurent Vivier return PIXMAN_BE_a8r8g8b8; 26962232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_R8G8B8X8_UNORM: 270a27450ecSLaurent Vivier return PIXMAN_BE_r8g8b8x8; 27162232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_R8G8B8A8_UNORM: 272a27450ecSLaurent Vivier return PIXMAN_BE_r8g8b8a8; 27362232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_X8B8G8R8_UNORM: 274a27450ecSLaurent Vivier return PIXMAN_BE_x8b8g8r8; 27562232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_A8B8G8R8_UNORM: 276a27450ecSLaurent Vivier return PIXMAN_BE_a8b8g8r8; 27762232bf4SGerd Hoffmann default: 27862232bf4SGerd Hoffmann return 0; 27962232bf4SGerd Hoffmann } 28062232bf4SGerd Hoffmann } 28162232bf4SGerd Hoffmann 28262232bf4SGerd Hoffmann static void virtio_gpu_resource_create_2d(VirtIOGPU *g, 28362232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 28462232bf4SGerd Hoffmann { 28562232bf4SGerd Hoffmann pixman_format_code_t pformat; 28662232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 28762232bf4SGerd Hoffmann struct virtio_gpu_resource_create_2d c2d; 28862232bf4SGerd Hoffmann 28962232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(c2d); 29062232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_create_2d(c2d.resource_id, c2d.format, 29162232bf4SGerd Hoffmann c2d.width, c2d.height); 29262232bf4SGerd Hoffmann 29362232bf4SGerd Hoffmann if (c2d.resource_id == 0) { 29462232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n", 29562232bf4SGerd Hoffmann __func__); 29662232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 29762232bf4SGerd Hoffmann return; 29862232bf4SGerd Hoffmann } 29962232bf4SGerd Hoffmann 30062232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, c2d.resource_id); 30162232bf4SGerd Hoffmann if (res) { 30262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n", 30362232bf4SGerd Hoffmann __func__, c2d.resource_id); 30462232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 30562232bf4SGerd Hoffmann return; 30662232bf4SGerd Hoffmann } 30762232bf4SGerd Hoffmann 30862232bf4SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 30962232bf4SGerd Hoffmann 31062232bf4SGerd Hoffmann res->width = c2d.width; 31162232bf4SGerd Hoffmann res->height = c2d.height; 31262232bf4SGerd Hoffmann res->format = c2d.format; 31362232bf4SGerd Hoffmann res->resource_id = c2d.resource_id; 31462232bf4SGerd Hoffmann 31562232bf4SGerd Hoffmann pformat = get_pixman_format(c2d.format); 31662232bf4SGerd Hoffmann if (!pformat) { 31762232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 31862232bf4SGerd Hoffmann "%s: host couldn't handle guest format %d\n", 31962232bf4SGerd Hoffmann __func__, c2d.format); 320cb3a0522SLi Qiang g_free(res); 32162232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 32262232bf4SGerd Hoffmann return; 32362232bf4SGerd Hoffmann } 3249b7621bcSGerd Hoffmann 3259b7621bcSGerd Hoffmann res->hostmem = PIXMAN_FORMAT_BPP(pformat) * c2d.width * c2d.height; 3269b7621bcSGerd Hoffmann if (res->hostmem + g->hostmem < g->conf.max_hostmem) { 32762232bf4SGerd Hoffmann res->image = pixman_image_create_bits(pformat, 32862232bf4SGerd Hoffmann c2d.width, 32962232bf4SGerd Hoffmann c2d.height, 33062232bf4SGerd Hoffmann NULL, 0); 3319b7621bcSGerd Hoffmann } 33262232bf4SGerd Hoffmann 33362232bf4SGerd Hoffmann if (!res->image) { 33462232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 33562232bf4SGerd Hoffmann "%s: resource creation failed %d %d %d\n", 33662232bf4SGerd Hoffmann __func__, c2d.resource_id, c2d.width, c2d.height); 33762232bf4SGerd Hoffmann g_free(res); 33862232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY; 33962232bf4SGerd Hoffmann return; 34062232bf4SGerd Hoffmann } 34162232bf4SGerd Hoffmann 34262232bf4SGerd Hoffmann QTAILQ_INSERT_HEAD(&g->reslist, res, next); 3439b7621bcSGerd Hoffmann g->hostmem += res->hostmem; 34462232bf4SGerd Hoffmann } 34562232bf4SGerd Hoffmann 34662232bf4SGerd Hoffmann static void virtio_gpu_resource_destroy(VirtIOGPU *g, 34762232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res) 34862232bf4SGerd Hoffmann { 34962232bf4SGerd Hoffmann pixman_image_unref(res->image); 350b8e23926SLi Qiang virtio_gpu_cleanup_mapping(res); 35162232bf4SGerd Hoffmann QTAILQ_REMOVE(&g->reslist, res, next); 3529b7621bcSGerd Hoffmann g->hostmem -= res->hostmem; 35362232bf4SGerd Hoffmann g_free(res); 35462232bf4SGerd Hoffmann } 35562232bf4SGerd Hoffmann 35662232bf4SGerd Hoffmann static void virtio_gpu_resource_unref(VirtIOGPU *g, 35762232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 35862232bf4SGerd Hoffmann { 35962232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 36062232bf4SGerd Hoffmann struct virtio_gpu_resource_unref unref; 36162232bf4SGerd Hoffmann 36262232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(unref); 36362232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_unref(unref.resource_id); 36462232bf4SGerd Hoffmann 36562232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, unref.resource_id); 36662232bf4SGerd Hoffmann if (!res) { 36762232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 36862232bf4SGerd Hoffmann __func__, unref.resource_id); 36962232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 37062232bf4SGerd Hoffmann return; 37162232bf4SGerd Hoffmann } 37262232bf4SGerd Hoffmann virtio_gpu_resource_destroy(g, res); 37362232bf4SGerd Hoffmann } 37462232bf4SGerd Hoffmann 37562232bf4SGerd Hoffmann static void virtio_gpu_transfer_to_host_2d(VirtIOGPU *g, 37662232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 37762232bf4SGerd Hoffmann { 37862232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 37962232bf4SGerd Hoffmann int h; 38062232bf4SGerd Hoffmann uint32_t src_offset, dst_offset, stride; 38162232bf4SGerd Hoffmann int bpp; 38262232bf4SGerd Hoffmann pixman_format_code_t format; 38362232bf4SGerd Hoffmann struct virtio_gpu_transfer_to_host_2d t2d; 38462232bf4SGerd Hoffmann 38562232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(t2d); 38662232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_xfer_toh_2d(t2d.resource_id); 38762232bf4SGerd Hoffmann 38862232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, t2d.resource_id); 38962232bf4SGerd Hoffmann if (!res || !res->iov) { 39062232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 39162232bf4SGerd Hoffmann __func__, t2d.resource_id); 39262232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 39362232bf4SGerd Hoffmann return; 39462232bf4SGerd Hoffmann } 39562232bf4SGerd Hoffmann 39662232bf4SGerd Hoffmann if (t2d.r.x > res->width || 39762232bf4SGerd Hoffmann t2d.r.y > res->height || 39862232bf4SGerd Hoffmann t2d.r.width > res->width || 39962232bf4SGerd Hoffmann t2d.r.height > res->height || 40062232bf4SGerd Hoffmann t2d.r.x + t2d.r.width > res->width || 40162232bf4SGerd Hoffmann t2d.r.y + t2d.r.height > res->height) { 40262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: transfer bounds outside resource" 40362232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 40462232bf4SGerd Hoffmann __func__, t2d.resource_id, t2d.r.x, t2d.r.y, 40562232bf4SGerd Hoffmann t2d.r.width, t2d.r.height, res->width, res->height); 40662232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 40762232bf4SGerd Hoffmann return; 40862232bf4SGerd Hoffmann } 40962232bf4SGerd Hoffmann 41062232bf4SGerd Hoffmann format = pixman_image_get_format(res->image); 41162232bf4SGerd Hoffmann bpp = (PIXMAN_FORMAT_BPP(format) + 7) / 8; 41262232bf4SGerd Hoffmann stride = pixman_image_get_stride(res->image); 41362232bf4SGerd Hoffmann 41462232bf4SGerd Hoffmann if (t2d.offset || t2d.r.x || t2d.r.y || 41562232bf4SGerd Hoffmann t2d.r.width != pixman_image_get_width(res->image)) { 41662232bf4SGerd Hoffmann void *img_data = pixman_image_get_data(res->image); 41762232bf4SGerd Hoffmann for (h = 0; h < t2d.r.height; h++) { 41862232bf4SGerd Hoffmann src_offset = t2d.offset + stride * h; 41962232bf4SGerd Hoffmann dst_offset = (t2d.r.y + h) * stride + (t2d.r.x * bpp); 42062232bf4SGerd Hoffmann 42162232bf4SGerd Hoffmann iov_to_buf(res->iov, res->iov_cnt, src_offset, 42262232bf4SGerd Hoffmann (uint8_t *)img_data 42362232bf4SGerd Hoffmann + dst_offset, t2d.r.width * bpp); 42462232bf4SGerd Hoffmann } 42562232bf4SGerd Hoffmann } else { 42662232bf4SGerd Hoffmann iov_to_buf(res->iov, res->iov_cnt, 0, 42762232bf4SGerd Hoffmann pixman_image_get_data(res->image), 42862232bf4SGerd Hoffmann pixman_image_get_stride(res->image) 42962232bf4SGerd Hoffmann * pixman_image_get_height(res->image)); 43062232bf4SGerd Hoffmann } 43162232bf4SGerd Hoffmann } 43262232bf4SGerd Hoffmann 43362232bf4SGerd Hoffmann static void virtio_gpu_resource_flush(VirtIOGPU *g, 43462232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 43562232bf4SGerd Hoffmann { 43662232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 43762232bf4SGerd Hoffmann struct virtio_gpu_resource_flush rf; 43862232bf4SGerd Hoffmann pixman_region16_t flush_region; 43962232bf4SGerd Hoffmann int i; 44062232bf4SGerd Hoffmann 44162232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(rf); 44262232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_flush(rf.resource_id, 44362232bf4SGerd Hoffmann rf.r.width, rf.r.height, rf.r.x, rf.r.y); 44462232bf4SGerd Hoffmann 44562232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, rf.resource_id); 44662232bf4SGerd Hoffmann if (!res) { 44762232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 44862232bf4SGerd Hoffmann __func__, rf.resource_id); 44962232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 45062232bf4SGerd Hoffmann return; 45162232bf4SGerd Hoffmann } 45262232bf4SGerd Hoffmann 45362232bf4SGerd Hoffmann if (rf.r.x > res->width || 45462232bf4SGerd Hoffmann rf.r.y > res->height || 45562232bf4SGerd Hoffmann rf.r.width > res->width || 45662232bf4SGerd Hoffmann rf.r.height > res->height || 45762232bf4SGerd Hoffmann rf.r.x + rf.r.width > res->width || 45862232bf4SGerd Hoffmann rf.r.y + rf.r.height > res->height) { 45962232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: flush bounds outside resource" 46062232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 46162232bf4SGerd Hoffmann __func__, rf.resource_id, rf.r.x, rf.r.y, 46262232bf4SGerd Hoffmann rf.r.width, rf.r.height, res->width, res->height); 46362232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 46462232bf4SGerd Hoffmann return; 46562232bf4SGerd Hoffmann } 46662232bf4SGerd Hoffmann 46762232bf4SGerd Hoffmann pixman_region_init_rect(&flush_region, 46862232bf4SGerd Hoffmann rf.r.x, rf.r.y, rf.r.width, rf.r.height); 4692fe76055SMarc-André Lureau for (i = 0; i < g->conf.max_outputs; i++) { 47062232bf4SGerd Hoffmann struct virtio_gpu_scanout *scanout; 47162232bf4SGerd Hoffmann pixman_region16_t region, finalregion; 47262232bf4SGerd Hoffmann pixman_box16_t *extents; 47362232bf4SGerd Hoffmann 47462232bf4SGerd Hoffmann if (!(res->scanout_bitmask & (1 << i))) { 47562232bf4SGerd Hoffmann continue; 47662232bf4SGerd Hoffmann } 47762232bf4SGerd Hoffmann scanout = &g->scanout[i]; 47862232bf4SGerd Hoffmann 47962232bf4SGerd Hoffmann pixman_region_init(&finalregion); 48062232bf4SGerd Hoffmann pixman_region_init_rect(®ion, scanout->x, scanout->y, 48162232bf4SGerd Hoffmann scanout->width, scanout->height); 48262232bf4SGerd Hoffmann 48362232bf4SGerd Hoffmann pixman_region_intersect(&finalregion, &flush_region, ®ion); 48462232bf4SGerd Hoffmann pixman_region_translate(&finalregion, -scanout->x, -scanout->y); 48562232bf4SGerd Hoffmann extents = pixman_region_extents(&finalregion); 48662232bf4SGerd Hoffmann /* work out the area we need to update for each console */ 48762232bf4SGerd Hoffmann dpy_gfx_update(g->scanout[i].con, 48862232bf4SGerd Hoffmann extents->x1, extents->y1, 48962232bf4SGerd Hoffmann extents->x2 - extents->x1, 49062232bf4SGerd Hoffmann extents->y2 - extents->y1); 49162232bf4SGerd Hoffmann 49262232bf4SGerd Hoffmann pixman_region_fini(®ion); 49362232bf4SGerd Hoffmann pixman_region_fini(&finalregion); 49462232bf4SGerd Hoffmann } 49562232bf4SGerd Hoffmann pixman_region_fini(&flush_region); 49662232bf4SGerd Hoffmann } 49762232bf4SGerd Hoffmann 498fa06e5cbSGerd Hoffmann static void virtio_unref_resource(pixman_image_t *image, void *data) 499fa06e5cbSGerd Hoffmann { 500fa06e5cbSGerd Hoffmann pixman_image_unref(data); 501fa06e5cbSGerd Hoffmann } 502fa06e5cbSGerd Hoffmann 50362232bf4SGerd Hoffmann static void virtio_gpu_set_scanout(VirtIOGPU *g, 50462232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 50562232bf4SGerd Hoffmann { 50662232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 50762232bf4SGerd Hoffmann struct virtio_gpu_scanout *scanout; 50862232bf4SGerd Hoffmann pixman_format_code_t format; 50962232bf4SGerd Hoffmann uint32_t offset; 51062232bf4SGerd Hoffmann int bpp; 51162232bf4SGerd Hoffmann struct virtio_gpu_set_scanout ss; 51262232bf4SGerd Hoffmann 51362232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ss); 51462232bf4SGerd Hoffmann trace_virtio_gpu_cmd_set_scanout(ss.scanout_id, ss.resource_id, 51562232bf4SGerd Hoffmann ss.r.width, ss.r.height, ss.r.x, ss.r.y); 51662232bf4SGerd Hoffmann 5172fe76055SMarc-André Lureau if (ss.scanout_id >= g->conf.max_outputs) { 518fe89fdebSMarc-André Lureau qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", 519fe89fdebSMarc-André Lureau __func__, ss.scanout_id); 520fe89fdebSMarc-André Lureau cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 521fe89fdebSMarc-André Lureau return; 522fe89fdebSMarc-André Lureau } 523fe89fdebSMarc-André Lureau 52462232bf4SGerd Hoffmann g->enable = 1; 52562232bf4SGerd Hoffmann if (ss.resource_id == 0) { 52662232bf4SGerd Hoffmann scanout = &g->scanout[ss.scanout_id]; 52762232bf4SGerd Hoffmann if (scanout->resource_id) { 52862232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 52962232bf4SGerd Hoffmann if (res) { 53062232bf4SGerd Hoffmann res->scanout_bitmask &= ~(1 << ss.scanout_id); 53162232bf4SGerd Hoffmann } 53262232bf4SGerd Hoffmann } 533fe89fdebSMarc-André Lureau if (ss.scanout_id == 0) { 53462232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 53562232bf4SGerd Hoffmann "%s: illegal scanout id specified %d", 53662232bf4SGerd Hoffmann __func__, ss.scanout_id); 53762232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 53862232bf4SGerd Hoffmann return; 53962232bf4SGerd Hoffmann } 54062232bf4SGerd Hoffmann dpy_gfx_replace_surface(g->scanout[ss.scanout_id].con, NULL); 54162232bf4SGerd Hoffmann scanout->ds = NULL; 54262232bf4SGerd Hoffmann scanout->width = 0; 54362232bf4SGerd Hoffmann scanout->height = 0; 54462232bf4SGerd Hoffmann return; 54562232bf4SGerd Hoffmann } 54662232bf4SGerd Hoffmann 54762232bf4SGerd Hoffmann /* create a surface for this scanout */ 54862232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, ss.resource_id); 54962232bf4SGerd Hoffmann if (!res) { 55062232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 55162232bf4SGerd Hoffmann __func__, ss.resource_id); 55262232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 55362232bf4SGerd Hoffmann return; 55462232bf4SGerd Hoffmann } 55562232bf4SGerd Hoffmann 55662232bf4SGerd Hoffmann if (ss.r.x > res->width || 55762232bf4SGerd Hoffmann ss.r.y > res->height || 55862232bf4SGerd Hoffmann ss.r.width > res->width || 55962232bf4SGerd Hoffmann ss.r.height > res->height || 56062232bf4SGerd Hoffmann ss.r.x + ss.r.width > res->width || 56162232bf4SGerd Hoffmann ss.r.y + ss.r.height > res->height) { 56262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout %d bounds for" 56362232bf4SGerd Hoffmann " resource %d, (%d,%d)+%d,%d vs %d %d\n", 56462232bf4SGerd Hoffmann __func__, ss.scanout_id, ss.resource_id, ss.r.x, ss.r.y, 56562232bf4SGerd Hoffmann ss.r.width, ss.r.height, res->width, res->height); 56662232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 56762232bf4SGerd Hoffmann return; 56862232bf4SGerd Hoffmann } 56962232bf4SGerd Hoffmann 57062232bf4SGerd Hoffmann scanout = &g->scanout[ss.scanout_id]; 57162232bf4SGerd Hoffmann 57262232bf4SGerd Hoffmann format = pixman_image_get_format(res->image); 57362232bf4SGerd Hoffmann bpp = (PIXMAN_FORMAT_BPP(format) + 7) / 8; 57462232bf4SGerd Hoffmann offset = (ss.r.x * bpp) + ss.r.y * pixman_image_get_stride(res->image); 57562232bf4SGerd Hoffmann if (!scanout->ds || surface_data(scanout->ds) 57662232bf4SGerd Hoffmann != ((uint8_t *)pixman_image_get_data(res->image) + offset) || 57762232bf4SGerd Hoffmann scanout->width != ss.r.width || 57862232bf4SGerd Hoffmann scanout->height != ss.r.height) { 579fa06e5cbSGerd Hoffmann pixman_image_t *rect; 580fa06e5cbSGerd Hoffmann void *ptr = (uint8_t *)pixman_image_get_data(res->image) + offset; 581fa06e5cbSGerd Hoffmann rect = pixman_image_create_bits(format, ss.r.width, ss.r.height, ptr, 582fa06e5cbSGerd Hoffmann pixman_image_get_stride(res->image)); 583fa06e5cbSGerd Hoffmann pixman_image_ref(res->image); 584fa06e5cbSGerd Hoffmann pixman_image_set_destroy_function(rect, virtio_unref_resource, 585fa06e5cbSGerd Hoffmann res->image); 58662232bf4SGerd Hoffmann /* realloc the surface ptr */ 587fa06e5cbSGerd Hoffmann scanout->ds = qemu_create_displaysurface_pixman(rect); 58862232bf4SGerd Hoffmann if (!scanout->ds) { 58962232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 59062232bf4SGerd Hoffmann return; 59162232bf4SGerd Hoffmann } 592dd248ed7SLi Qiang pixman_image_unref(rect); 59362232bf4SGerd Hoffmann dpy_gfx_replace_surface(g->scanout[ss.scanout_id].con, scanout->ds); 59462232bf4SGerd Hoffmann } 59562232bf4SGerd Hoffmann 59662232bf4SGerd Hoffmann res->scanout_bitmask |= (1 << ss.scanout_id); 59762232bf4SGerd Hoffmann scanout->resource_id = ss.resource_id; 59862232bf4SGerd Hoffmann scanout->x = ss.r.x; 59962232bf4SGerd Hoffmann scanout->y = ss.r.y; 60062232bf4SGerd Hoffmann scanout->width = ss.r.width; 60162232bf4SGerd Hoffmann scanout->height = ss.r.height; 60262232bf4SGerd Hoffmann } 60362232bf4SGerd Hoffmann 60462232bf4SGerd Hoffmann int virtio_gpu_create_mapping_iov(struct virtio_gpu_resource_attach_backing *ab, 60562232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 6060c244e50SGerd Hoffmann uint64_t **addr, struct iovec **iov) 60762232bf4SGerd Hoffmann { 60862232bf4SGerd Hoffmann struct virtio_gpu_mem_entry *ents; 60962232bf4SGerd Hoffmann size_t esize, s; 61062232bf4SGerd Hoffmann int i; 61162232bf4SGerd Hoffmann 61262232bf4SGerd Hoffmann if (ab->nr_entries > 16384) { 61362232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 6142c84167bSGerd Hoffmann "%s: nr_entries is too big (%d > 16384)\n", 61562232bf4SGerd Hoffmann __func__, ab->nr_entries); 61662232bf4SGerd Hoffmann return -1; 61762232bf4SGerd Hoffmann } 61862232bf4SGerd Hoffmann 61962232bf4SGerd Hoffmann esize = sizeof(*ents) * ab->nr_entries; 62062232bf4SGerd Hoffmann ents = g_malloc(esize); 62162232bf4SGerd Hoffmann s = iov_to_buf(cmd->elem.out_sg, cmd->elem.out_num, 62262232bf4SGerd Hoffmann sizeof(*ab), ents, esize); 62362232bf4SGerd Hoffmann if (s != esize) { 62462232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 62562232bf4SGerd Hoffmann "%s: command data size incorrect %zu vs %zu\n", 62662232bf4SGerd Hoffmann __func__, s, esize); 62762232bf4SGerd Hoffmann g_free(ents); 62862232bf4SGerd Hoffmann return -1; 62962232bf4SGerd Hoffmann } 63062232bf4SGerd Hoffmann 63162232bf4SGerd Hoffmann *iov = g_malloc0(sizeof(struct iovec) * ab->nr_entries); 6320c244e50SGerd Hoffmann if (addr) { 6330c244e50SGerd Hoffmann *addr = g_malloc0(sizeof(uint64_t) * ab->nr_entries); 6340c244e50SGerd Hoffmann } 63562232bf4SGerd Hoffmann for (i = 0; i < ab->nr_entries; i++) { 63662232bf4SGerd Hoffmann hwaddr len = ents[i].length; 63762232bf4SGerd Hoffmann (*iov)[i].iov_len = ents[i].length; 63862232bf4SGerd Hoffmann (*iov)[i].iov_base = cpu_physical_memory_map(ents[i].addr, &len, 1); 6390c244e50SGerd Hoffmann if (addr) { 6400c244e50SGerd Hoffmann (*addr)[i] = ents[i].addr; 6410c244e50SGerd Hoffmann } 64262232bf4SGerd Hoffmann if (!(*iov)[i].iov_base || len != ents[i].length) { 64362232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: failed to map MMIO memory for" 64462232bf4SGerd Hoffmann " resource %d element %d\n", 64562232bf4SGerd Hoffmann __func__, ab->resource_id, i); 64662232bf4SGerd Hoffmann virtio_gpu_cleanup_mapping_iov(*iov, i); 64762232bf4SGerd Hoffmann g_free(ents); 64862232bf4SGerd Hoffmann *iov = NULL; 6490c244e50SGerd Hoffmann if (addr) { 6500c244e50SGerd Hoffmann g_free(*addr); 6510c244e50SGerd Hoffmann *addr = NULL; 6520c244e50SGerd Hoffmann } 65362232bf4SGerd Hoffmann return -1; 65462232bf4SGerd Hoffmann } 65562232bf4SGerd Hoffmann } 65662232bf4SGerd Hoffmann g_free(ents); 65762232bf4SGerd Hoffmann return 0; 65862232bf4SGerd Hoffmann } 65962232bf4SGerd Hoffmann 66062232bf4SGerd Hoffmann void virtio_gpu_cleanup_mapping_iov(struct iovec *iov, uint32_t count) 66162232bf4SGerd Hoffmann { 66262232bf4SGerd Hoffmann int i; 66362232bf4SGerd Hoffmann 66462232bf4SGerd Hoffmann for (i = 0; i < count; i++) { 66562232bf4SGerd Hoffmann cpu_physical_memory_unmap(iov[i].iov_base, iov[i].iov_len, 1, 66662232bf4SGerd Hoffmann iov[i].iov_len); 66762232bf4SGerd Hoffmann } 6687f3be0f2SGerd Hoffmann g_free(iov); 66962232bf4SGerd Hoffmann } 67062232bf4SGerd Hoffmann 67162232bf4SGerd Hoffmann static void virtio_gpu_cleanup_mapping(struct virtio_gpu_simple_resource *res) 67262232bf4SGerd Hoffmann { 67362232bf4SGerd Hoffmann virtio_gpu_cleanup_mapping_iov(res->iov, res->iov_cnt); 67462232bf4SGerd Hoffmann res->iov = NULL; 67562232bf4SGerd Hoffmann res->iov_cnt = 0; 6760c244e50SGerd Hoffmann g_free(res->addrs); 6770c244e50SGerd Hoffmann res->addrs = NULL; 67862232bf4SGerd Hoffmann } 67962232bf4SGerd Hoffmann 68062232bf4SGerd Hoffmann static void 68162232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(VirtIOGPU *g, 68262232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 68362232bf4SGerd Hoffmann { 68462232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 68562232bf4SGerd Hoffmann struct virtio_gpu_resource_attach_backing ab; 68662232bf4SGerd Hoffmann int ret; 68762232bf4SGerd Hoffmann 68862232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ab); 68962232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_attach(ab.resource_id); 69062232bf4SGerd Hoffmann 69162232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, ab.resource_id); 69262232bf4SGerd Hoffmann if (!res) { 69362232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 69462232bf4SGerd Hoffmann __func__, ab.resource_id); 69562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 69662232bf4SGerd Hoffmann return; 69762232bf4SGerd Hoffmann } 69862232bf4SGerd Hoffmann 699204f01b3SLi Qiang if (res->iov) { 700204f01b3SLi Qiang cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 701204f01b3SLi Qiang return; 702204f01b3SLi Qiang } 703204f01b3SLi Qiang 7040c244e50SGerd Hoffmann ret = virtio_gpu_create_mapping_iov(&ab, cmd, &res->addrs, &res->iov); 70562232bf4SGerd Hoffmann if (ret != 0) { 70662232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 70762232bf4SGerd Hoffmann return; 70862232bf4SGerd Hoffmann } 70962232bf4SGerd Hoffmann 71062232bf4SGerd Hoffmann res->iov_cnt = ab.nr_entries; 71162232bf4SGerd Hoffmann } 71262232bf4SGerd Hoffmann 71362232bf4SGerd Hoffmann static void 71462232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(VirtIOGPU *g, 71562232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 71662232bf4SGerd Hoffmann { 71762232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 71862232bf4SGerd Hoffmann struct virtio_gpu_resource_detach_backing detach; 71962232bf4SGerd Hoffmann 72062232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(detach); 72162232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_detach(detach.resource_id); 72262232bf4SGerd Hoffmann 72362232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, detach.resource_id); 72462232bf4SGerd Hoffmann if (!res || !res->iov) { 72562232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 72662232bf4SGerd Hoffmann __func__, detach.resource_id); 72762232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 72862232bf4SGerd Hoffmann return; 72962232bf4SGerd Hoffmann } 73062232bf4SGerd Hoffmann virtio_gpu_cleanup_mapping(res); 73162232bf4SGerd Hoffmann } 73262232bf4SGerd Hoffmann 73362232bf4SGerd Hoffmann static void virtio_gpu_simple_process_cmd(VirtIOGPU *g, 73462232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 73562232bf4SGerd Hoffmann { 73662232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(cmd->cmd_hdr); 73762232bf4SGerd Hoffmann 73862232bf4SGerd Hoffmann switch (cmd->cmd_hdr.type) { 73962232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_GET_DISPLAY_INFO: 74062232bf4SGerd Hoffmann virtio_gpu_get_display_info(g, cmd); 74162232bf4SGerd Hoffmann break; 74262232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_CREATE_2D: 74362232bf4SGerd Hoffmann virtio_gpu_resource_create_2d(g, cmd); 74462232bf4SGerd Hoffmann break; 74562232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_UNREF: 74662232bf4SGerd Hoffmann virtio_gpu_resource_unref(g, cmd); 74762232bf4SGerd Hoffmann break; 74862232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_FLUSH: 74962232bf4SGerd Hoffmann virtio_gpu_resource_flush(g, cmd); 75062232bf4SGerd Hoffmann break; 75162232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_2D: 75262232bf4SGerd Hoffmann virtio_gpu_transfer_to_host_2d(g, cmd); 75362232bf4SGerd Hoffmann break; 75462232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_SET_SCANOUT: 75562232bf4SGerd Hoffmann virtio_gpu_set_scanout(g, cmd); 75662232bf4SGerd Hoffmann break; 75762232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING: 75862232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(g, cmd); 75962232bf4SGerd Hoffmann break; 76062232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_DETACH_BACKING: 76162232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(g, cmd); 76262232bf4SGerd Hoffmann break; 76362232bf4SGerd Hoffmann default: 76462232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 76562232bf4SGerd Hoffmann break; 76662232bf4SGerd Hoffmann } 76762232bf4SGerd Hoffmann if (!cmd->finished) { 76862232bf4SGerd Hoffmann virtio_gpu_ctrl_response_nodata(g, cmd, cmd->error ? cmd->error : 76962232bf4SGerd Hoffmann VIRTIO_GPU_RESP_OK_NODATA); 77062232bf4SGerd Hoffmann } 77162232bf4SGerd Hoffmann } 77262232bf4SGerd Hoffmann 77362232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl_cb(VirtIODevice *vdev, VirtQueue *vq) 77462232bf4SGerd Hoffmann { 77562232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 77662232bf4SGerd Hoffmann qemu_bh_schedule(g->ctrl_bh); 77762232bf4SGerd Hoffmann } 77862232bf4SGerd Hoffmann 77962232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor_cb(VirtIODevice *vdev, VirtQueue *vq) 78062232bf4SGerd Hoffmann { 78162232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 78262232bf4SGerd Hoffmann qemu_bh_schedule(g->cursor_bh); 78362232bf4SGerd Hoffmann } 78462232bf4SGerd Hoffmann 7850c55a1cfSGerd Hoffmann void virtio_gpu_process_cmdq(VirtIOGPU *g) 7863eb769fdSGerd Hoffmann { 7873eb769fdSGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 7883eb769fdSGerd Hoffmann 7893eb769fdSGerd Hoffmann while (!QTAILQ_EMPTY(&g->cmdq)) { 7903eb769fdSGerd Hoffmann cmd = QTAILQ_FIRST(&g->cmdq); 7913eb769fdSGerd Hoffmann 7923eb769fdSGerd Hoffmann /* process command */ 7933eb769fdSGerd Hoffmann VIRGL(g, virtio_gpu_virgl_process_cmd, virtio_gpu_simple_process_cmd, 7943eb769fdSGerd Hoffmann g, cmd); 7950c55a1cfSGerd Hoffmann if (cmd->waiting) { 7960c55a1cfSGerd Hoffmann break; 7970c55a1cfSGerd Hoffmann } 7983eb769fdSGerd Hoffmann QTAILQ_REMOVE(&g->cmdq, cmd, next); 7993eb769fdSGerd Hoffmann if (virtio_gpu_stats_enabled(g->conf)) { 8003eb769fdSGerd Hoffmann g->stats.requests++; 8013eb769fdSGerd Hoffmann } 8023eb769fdSGerd Hoffmann 8033eb769fdSGerd Hoffmann if (!cmd->finished) { 8043eb769fdSGerd Hoffmann QTAILQ_INSERT_TAIL(&g->fenceq, cmd, next); 8053eb769fdSGerd Hoffmann g->inflight++; 8063eb769fdSGerd Hoffmann if (virtio_gpu_stats_enabled(g->conf)) { 8073eb769fdSGerd Hoffmann if (g->stats.max_inflight < g->inflight) { 8083eb769fdSGerd Hoffmann g->stats.max_inflight = g->inflight; 8093eb769fdSGerd Hoffmann } 8103eb769fdSGerd Hoffmann fprintf(stderr, "inflight: %3d (+)\r", g->inflight); 8113eb769fdSGerd Hoffmann } 8123eb769fdSGerd Hoffmann } else { 8133eb769fdSGerd Hoffmann g_free(cmd); 8143eb769fdSGerd Hoffmann } 8153eb769fdSGerd Hoffmann } 8163eb769fdSGerd Hoffmann } 8173eb769fdSGerd Hoffmann 81862232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq) 81962232bf4SGerd Hoffmann { 82062232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 82162232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 82262232bf4SGerd Hoffmann 82362232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 82462232bf4SGerd Hoffmann return; 82562232bf4SGerd Hoffmann } 82662232bf4SGerd Hoffmann 8279d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 8289d9e1521SGerd Hoffmann if (!g->renderer_inited && g->use_virgl_renderer) { 8299d9e1521SGerd Hoffmann virtio_gpu_virgl_init(g); 8309d9e1521SGerd Hoffmann g->renderer_inited = true; 8319d9e1521SGerd Hoffmann } 8329d9e1521SGerd Hoffmann #endif 8339d9e1521SGerd Hoffmann 83451b19ebeSPaolo Bonzini cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); 83551b19ebeSPaolo Bonzini while (cmd) { 83662232bf4SGerd Hoffmann cmd->vq = vq; 83762232bf4SGerd Hoffmann cmd->error = 0; 83862232bf4SGerd Hoffmann cmd->finished = false; 8393eb769fdSGerd Hoffmann cmd->waiting = false; 8403eb769fdSGerd Hoffmann QTAILQ_INSERT_TAIL(&g->cmdq, cmd, next); 84151b19ebeSPaolo Bonzini cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); 84262232bf4SGerd Hoffmann } 8439d9e1521SGerd Hoffmann 8443eb769fdSGerd Hoffmann virtio_gpu_process_cmdq(g); 8453eb769fdSGerd Hoffmann 8469d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 8479d9e1521SGerd Hoffmann if (g->use_virgl_renderer) { 8489d9e1521SGerd Hoffmann virtio_gpu_virgl_fence_poll(g); 8499d9e1521SGerd Hoffmann } 8509d9e1521SGerd Hoffmann #endif 85162232bf4SGerd Hoffmann } 85262232bf4SGerd Hoffmann 85362232bf4SGerd Hoffmann static void virtio_gpu_ctrl_bh(void *opaque) 85462232bf4SGerd Hoffmann { 85562232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 85662232bf4SGerd Hoffmann virtio_gpu_handle_ctrl(&g->parent_obj, g->ctrl_vq); 85762232bf4SGerd Hoffmann } 85862232bf4SGerd Hoffmann 85962232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor(VirtIODevice *vdev, VirtQueue *vq) 86062232bf4SGerd Hoffmann { 86162232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 86251b19ebeSPaolo Bonzini VirtQueueElement *elem; 86362232bf4SGerd Hoffmann size_t s; 86462232bf4SGerd Hoffmann struct virtio_gpu_update_cursor cursor_info; 86562232bf4SGerd Hoffmann 86662232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 86762232bf4SGerd Hoffmann return; 86862232bf4SGerd Hoffmann } 86951b19ebeSPaolo Bonzini for (;;) { 87051b19ebeSPaolo Bonzini elem = virtqueue_pop(vq, sizeof(VirtQueueElement)); 87151b19ebeSPaolo Bonzini if (!elem) { 87251b19ebeSPaolo Bonzini break; 87351b19ebeSPaolo Bonzini } 87451b19ebeSPaolo Bonzini 87551b19ebeSPaolo Bonzini s = iov_to_buf(elem->out_sg, elem->out_num, 0, 87662232bf4SGerd Hoffmann &cursor_info, sizeof(cursor_info)); 87762232bf4SGerd Hoffmann if (s != sizeof(cursor_info)) { 87862232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 87962232bf4SGerd Hoffmann "%s: cursor size incorrect %zu vs %zu\n", 88062232bf4SGerd Hoffmann __func__, s, sizeof(cursor_info)); 88162232bf4SGerd Hoffmann } else { 88262232bf4SGerd Hoffmann update_cursor(g, &cursor_info); 88362232bf4SGerd Hoffmann } 88451b19ebeSPaolo Bonzini virtqueue_push(vq, elem, 0); 88562232bf4SGerd Hoffmann virtio_notify(vdev, vq); 88651b19ebeSPaolo Bonzini g_free(elem); 88762232bf4SGerd Hoffmann } 88862232bf4SGerd Hoffmann } 88962232bf4SGerd Hoffmann 89062232bf4SGerd Hoffmann static void virtio_gpu_cursor_bh(void *opaque) 89162232bf4SGerd Hoffmann { 89262232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 89362232bf4SGerd Hoffmann virtio_gpu_handle_cursor(&g->parent_obj, g->cursor_vq); 89462232bf4SGerd Hoffmann } 89562232bf4SGerd Hoffmann 89662232bf4SGerd Hoffmann static void virtio_gpu_invalidate_display(void *opaque) 89762232bf4SGerd Hoffmann { 89862232bf4SGerd Hoffmann } 89962232bf4SGerd Hoffmann 90062232bf4SGerd Hoffmann static void virtio_gpu_update_display(void *opaque) 90162232bf4SGerd Hoffmann { 90262232bf4SGerd Hoffmann } 90362232bf4SGerd Hoffmann 90462232bf4SGerd Hoffmann static void virtio_gpu_text_update(void *opaque, console_ch_t *chardata) 90562232bf4SGerd Hoffmann { 90662232bf4SGerd Hoffmann } 90762232bf4SGerd Hoffmann 90862232bf4SGerd Hoffmann static int virtio_gpu_ui_info(void *opaque, uint32_t idx, QemuUIInfo *info) 90962232bf4SGerd Hoffmann { 91062232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 91162232bf4SGerd Hoffmann 9126b860806SMarc-André Lureau if (idx >= g->conf.max_outputs) { 91362232bf4SGerd Hoffmann return -1; 91462232bf4SGerd Hoffmann } 91562232bf4SGerd Hoffmann 91662232bf4SGerd Hoffmann g->req_state[idx].x = info->xoff; 91762232bf4SGerd Hoffmann g->req_state[idx].y = info->yoff; 91862232bf4SGerd Hoffmann g->req_state[idx].width = info->width; 91962232bf4SGerd Hoffmann g->req_state[idx].height = info->height; 92062232bf4SGerd Hoffmann 92162232bf4SGerd Hoffmann if (info->width && info->height) { 92262232bf4SGerd Hoffmann g->enabled_output_bitmask |= (1 << idx); 92362232bf4SGerd Hoffmann } else { 92462232bf4SGerd Hoffmann g->enabled_output_bitmask &= ~(1 << idx); 92562232bf4SGerd Hoffmann } 92662232bf4SGerd Hoffmann 92762232bf4SGerd Hoffmann /* send event to guest */ 92862232bf4SGerd Hoffmann virtio_gpu_notify_event(g, VIRTIO_GPU_EVENT_DISPLAY); 92962232bf4SGerd Hoffmann return 0; 93062232bf4SGerd Hoffmann } 93162232bf4SGerd Hoffmann 93262232bf4SGerd Hoffmann const GraphicHwOps virtio_gpu_ops = { 93362232bf4SGerd Hoffmann .invalidate = virtio_gpu_invalidate_display, 93462232bf4SGerd Hoffmann .gfx_update = virtio_gpu_update_display, 93562232bf4SGerd Hoffmann .text_update = virtio_gpu_text_update, 93662232bf4SGerd Hoffmann .ui_info = virtio_gpu_ui_info, 937c19f4fbcSGerd Hoffmann #ifdef CONFIG_VIRGL 938321c9adbSGerd Hoffmann .gl_block = virtio_gpu_gl_block, 939c19f4fbcSGerd Hoffmann #endif 94062232bf4SGerd Hoffmann }; 94162232bf4SGerd Hoffmann 9420c244e50SGerd Hoffmann static const VMStateDescription vmstate_virtio_gpu_scanout = { 9430c244e50SGerd Hoffmann .name = "virtio-gpu-one-scanout", 9440c244e50SGerd Hoffmann .version_id = 1, 9450c244e50SGerd Hoffmann .fields = (VMStateField[]) { 9460c244e50SGerd Hoffmann VMSTATE_UINT32(resource_id, struct virtio_gpu_scanout), 9470c244e50SGerd Hoffmann VMSTATE_UINT32(width, struct virtio_gpu_scanout), 9480c244e50SGerd Hoffmann VMSTATE_UINT32(height, struct virtio_gpu_scanout), 9490c244e50SGerd Hoffmann VMSTATE_INT32(x, struct virtio_gpu_scanout), 9500c244e50SGerd Hoffmann VMSTATE_INT32(y, struct virtio_gpu_scanout), 9510c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.resource_id, struct virtio_gpu_scanout), 9520c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.hot_x, struct virtio_gpu_scanout), 9530c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.hot_y, struct virtio_gpu_scanout), 9540c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.pos.x, struct virtio_gpu_scanout), 9550c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.pos.y, struct virtio_gpu_scanout), 9560c244e50SGerd Hoffmann VMSTATE_END_OF_LIST() 9570c244e50SGerd Hoffmann }, 9580c244e50SGerd Hoffmann }; 9590c244e50SGerd Hoffmann 9600c244e50SGerd Hoffmann static const VMStateDescription vmstate_virtio_gpu_scanouts = { 9610c244e50SGerd Hoffmann .name = "virtio-gpu-scanouts", 9620c244e50SGerd Hoffmann .version_id = 1, 9630c244e50SGerd Hoffmann .fields = (VMStateField[]) { 9640c244e50SGerd Hoffmann VMSTATE_INT32(enable, struct VirtIOGPU), 965d2164ad3SHalil Pasic VMSTATE_UINT32_EQUAL(conf.max_outputs, struct VirtIOGPU, NULL), 9660c244e50SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(scanout, struct VirtIOGPU, 9670c244e50SGerd Hoffmann conf.max_outputs, 1, 9680c244e50SGerd Hoffmann vmstate_virtio_gpu_scanout, 9690c244e50SGerd Hoffmann struct virtio_gpu_scanout), 9700c244e50SGerd Hoffmann VMSTATE_END_OF_LIST() 9710c244e50SGerd Hoffmann }, 9720c244e50SGerd Hoffmann }; 9730c244e50SGerd Hoffmann 9742c21ee76SJianjun Duan static int virtio_gpu_save(QEMUFile *f, void *opaque, size_t size, 9752c21ee76SJianjun Duan VMStateField *field, QJSON *vmdesc) 9760c244e50SGerd Hoffmann { 9770c244e50SGerd Hoffmann VirtIOGPU *g = opaque; 9780c244e50SGerd Hoffmann struct virtio_gpu_simple_resource *res; 9790c244e50SGerd Hoffmann int i; 9800c244e50SGerd Hoffmann 9810c244e50SGerd Hoffmann /* in 2d mode we should never find unprocessed commands here */ 9820c244e50SGerd Hoffmann assert(QTAILQ_EMPTY(&g->cmdq)); 9830c244e50SGerd Hoffmann 9840c244e50SGerd Hoffmann QTAILQ_FOREACH(res, &g->reslist, next) { 9850c244e50SGerd Hoffmann qemu_put_be32(f, res->resource_id); 9860c244e50SGerd Hoffmann qemu_put_be32(f, res->width); 9870c244e50SGerd Hoffmann qemu_put_be32(f, res->height); 9880c244e50SGerd Hoffmann qemu_put_be32(f, res->format); 9890c244e50SGerd Hoffmann qemu_put_be32(f, res->iov_cnt); 9900c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 9910c244e50SGerd Hoffmann qemu_put_be64(f, res->addrs[i]); 9920c244e50SGerd Hoffmann qemu_put_be32(f, res->iov[i].iov_len); 9930c244e50SGerd Hoffmann } 9940c244e50SGerd Hoffmann qemu_put_buffer(f, (void *)pixman_image_get_data(res->image), 9950c244e50SGerd Hoffmann pixman_image_get_stride(res->image) * res->height); 9960c244e50SGerd Hoffmann } 9970c244e50SGerd Hoffmann qemu_put_be32(f, 0); /* end of list */ 9980c244e50SGerd Hoffmann 9990c244e50SGerd Hoffmann vmstate_save_state(f, &vmstate_virtio_gpu_scanouts, g, NULL); 10002c21ee76SJianjun Duan 10012c21ee76SJianjun Duan return 0; 10020c244e50SGerd Hoffmann } 10030c244e50SGerd Hoffmann 10042c21ee76SJianjun Duan static int virtio_gpu_load(QEMUFile *f, void *opaque, size_t size, 10052c21ee76SJianjun Duan VMStateField *field) 10060c244e50SGerd Hoffmann { 10070c244e50SGerd Hoffmann VirtIOGPU *g = opaque; 10080c244e50SGerd Hoffmann struct virtio_gpu_simple_resource *res; 10090c244e50SGerd Hoffmann struct virtio_gpu_scanout *scanout; 10100c244e50SGerd Hoffmann uint32_t resource_id, pformat; 10118a502efdSHalil Pasic int i; 10120c244e50SGerd Hoffmann 1013039aa5dbSPeter Maydell g->hostmem = 0; 1014039aa5dbSPeter Maydell 10150c244e50SGerd Hoffmann resource_id = qemu_get_be32(f); 10160c244e50SGerd Hoffmann while (resource_id != 0) { 10170c244e50SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 10180c244e50SGerd Hoffmann res->resource_id = resource_id; 10190c244e50SGerd Hoffmann res->width = qemu_get_be32(f); 10200c244e50SGerd Hoffmann res->height = qemu_get_be32(f); 10210c244e50SGerd Hoffmann res->format = qemu_get_be32(f); 10220c244e50SGerd Hoffmann res->iov_cnt = qemu_get_be32(f); 10230c244e50SGerd Hoffmann 10240c244e50SGerd Hoffmann /* allocate */ 10250c244e50SGerd Hoffmann pformat = get_pixman_format(res->format); 10260c244e50SGerd Hoffmann if (!pformat) { 1027c84f0f25SPeter Maydell g_free(res); 10280c244e50SGerd Hoffmann return -EINVAL; 10290c244e50SGerd Hoffmann } 10300c244e50SGerd Hoffmann res->image = pixman_image_create_bits(pformat, 10310c244e50SGerd Hoffmann res->width, res->height, 10320c244e50SGerd Hoffmann NULL, 0); 10330c244e50SGerd Hoffmann if (!res->image) { 1034c84f0f25SPeter Maydell g_free(res); 10350c244e50SGerd Hoffmann return -EINVAL; 10360c244e50SGerd Hoffmann } 10370c244e50SGerd Hoffmann 1038039aa5dbSPeter Maydell res->hostmem = PIXMAN_FORMAT_BPP(pformat) * res->width * res->height; 1039039aa5dbSPeter Maydell 10400c244e50SGerd Hoffmann res->addrs = g_new(uint64_t, res->iov_cnt); 10410c244e50SGerd Hoffmann res->iov = g_new(struct iovec, res->iov_cnt); 10420c244e50SGerd Hoffmann 10430c244e50SGerd Hoffmann /* read data */ 10440c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 10450c244e50SGerd Hoffmann res->addrs[i] = qemu_get_be64(f); 10460c244e50SGerd Hoffmann res->iov[i].iov_len = qemu_get_be32(f); 10470c244e50SGerd Hoffmann } 10480c244e50SGerd Hoffmann qemu_get_buffer(f, (void *)pixman_image_get_data(res->image), 10490c244e50SGerd Hoffmann pixman_image_get_stride(res->image) * res->height); 10500c244e50SGerd Hoffmann 10510c244e50SGerd Hoffmann /* restore mapping */ 10520c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 10530c244e50SGerd Hoffmann hwaddr len = res->iov[i].iov_len; 10540c244e50SGerd Hoffmann res->iov[i].iov_base = 10550c244e50SGerd Hoffmann cpu_physical_memory_map(res->addrs[i], &len, 1); 10560c244e50SGerd Hoffmann if (!res->iov[i].iov_base || len != res->iov[i].iov_len) { 1057c84f0f25SPeter Maydell /* Clean up the half-a-mapping we just created... */ 1058c84f0f25SPeter Maydell if (res->iov[i].iov_base) { 1059c84f0f25SPeter Maydell cpu_physical_memory_unmap(res->iov[i].iov_base, 1060c84f0f25SPeter Maydell len, 0, 0); 1061c84f0f25SPeter Maydell } 1062c84f0f25SPeter Maydell /* ...and the mappings for previous loop iterations */ 1063c84f0f25SPeter Maydell res->iov_cnt = i; 1064c84f0f25SPeter Maydell virtio_gpu_cleanup_mapping(res); 1065c84f0f25SPeter Maydell pixman_image_unref(res->image); 1066c84f0f25SPeter Maydell g_free(res); 10670c244e50SGerd Hoffmann return -EINVAL; 10680c244e50SGerd Hoffmann } 10690c244e50SGerd Hoffmann } 10700c244e50SGerd Hoffmann 10710c244e50SGerd Hoffmann QTAILQ_INSERT_HEAD(&g->reslist, res, next); 1072039aa5dbSPeter Maydell g->hostmem += res->hostmem; 10730c244e50SGerd Hoffmann 10740c244e50SGerd Hoffmann resource_id = qemu_get_be32(f); 10750c244e50SGerd Hoffmann } 10760c244e50SGerd Hoffmann 10770c244e50SGerd Hoffmann /* load & apply scanout state */ 10780c244e50SGerd Hoffmann vmstate_load_state(f, &vmstate_virtio_gpu_scanouts, g, 1); 10790c244e50SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 10800c244e50SGerd Hoffmann scanout = &g->scanout[i]; 10810c244e50SGerd Hoffmann if (!scanout->resource_id) { 10820c244e50SGerd Hoffmann continue; 10830c244e50SGerd Hoffmann } 10840c244e50SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 10850c244e50SGerd Hoffmann if (!res) { 10860c244e50SGerd Hoffmann return -EINVAL; 10870c244e50SGerd Hoffmann } 10880c244e50SGerd Hoffmann scanout->ds = qemu_create_displaysurface_pixman(res->image); 10890c244e50SGerd Hoffmann if (!scanout->ds) { 10900c244e50SGerd Hoffmann return -EINVAL; 10910c244e50SGerd Hoffmann } 10920c244e50SGerd Hoffmann 10930c244e50SGerd Hoffmann dpy_gfx_replace_surface(scanout->con, scanout->ds); 10940c244e50SGerd Hoffmann dpy_gfx_update(scanout->con, 0, 0, scanout->width, scanout->height); 1095*10750ee0SGerd Hoffmann if (scanout->cursor.resource_id) { 10960c244e50SGerd Hoffmann update_cursor(g, &scanout->cursor); 1097*10750ee0SGerd Hoffmann } 10980c244e50SGerd Hoffmann res->scanout_bitmask |= (1 << i); 10990c244e50SGerd Hoffmann } 11000c244e50SGerd Hoffmann 11010c244e50SGerd Hoffmann return 0; 11020c244e50SGerd Hoffmann } 11030c244e50SGerd Hoffmann 110462232bf4SGerd Hoffmann static void virtio_gpu_device_realize(DeviceState *qdev, Error **errp) 110562232bf4SGerd Hoffmann { 110662232bf4SGerd Hoffmann VirtIODevice *vdev = VIRTIO_DEVICE(qdev); 110762232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(qdev); 11089d9e1521SGerd Hoffmann bool have_virgl; 1109fe44dc91SAshijeet Acharya Error *local_err = NULL; 111062232bf4SGerd Hoffmann int i; 111162232bf4SGerd Hoffmann 1112acfc4846SMarc-André Lureau if (g->conf.max_outputs > VIRTIO_GPU_MAX_SCANOUTS) { 1113acfc4846SMarc-André Lureau error_setg(errp, "invalid max_outputs > %d", VIRTIO_GPU_MAX_SCANOUTS); 11145e3d741cSMarc-André Lureau return; 11155e3d741cSMarc-André Lureau } 11165e3d741cSMarc-André Lureau 11179d9e1521SGerd Hoffmann g->use_virgl_renderer = false; 11189d9e1521SGerd Hoffmann #if !defined(CONFIG_VIRGL) || defined(HOST_WORDS_BIGENDIAN) 11199d9e1521SGerd Hoffmann have_virgl = false; 11209d9e1521SGerd Hoffmann #else 11219d9e1521SGerd Hoffmann have_virgl = display_opengl; 11229d9e1521SGerd Hoffmann #endif 11239d9e1521SGerd Hoffmann if (!have_virgl) { 11249d9e1521SGerd Hoffmann g->conf.flags &= ~(1 << VIRTIO_GPU_FLAG_VIRGL_ENABLED); 11259d9e1521SGerd Hoffmann } 11269d9e1521SGerd Hoffmann 11279d9e1521SGerd Hoffmann if (virtio_gpu_virgl_enabled(g->conf)) { 1128fe44dc91SAshijeet Acharya error_setg(&g->migration_blocker, "virgl is not yet migratable"); 1129fe44dc91SAshijeet Acharya migrate_add_blocker(g->migration_blocker, &local_err); 1130fe44dc91SAshijeet Acharya if (local_err) { 1131fe44dc91SAshijeet Acharya error_propagate(errp, local_err); 1132fe44dc91SAshijeet Acharya error_free(g->migration_blocker); 1133fe44dc91SAshijeet Acharya return; 1134fe44dc91SAshijeet Acharya } 1135fe44dc91SAshijeet Acharya } 1136fe44dc91SAshijeet Acharya 1137fe44dc91SAshijeet Acharya g->config_size = sizeof(struct virtio_gpu_config); 1138fe44dc91SAshijeet Acharya g->virtio_config.num_scanouts = g->conf.max_outputs; 1139fe44dc91SAshijeet Acharya virtio_init(VIRTIO_DEVICE(g), "virtio-gpu", VIRTIO_ID_GPU, 1140fe44dc91SAshijeet Acharya g->config_size); 1141fe44dc91SAshijeet Acharya 1142729abb6aSGerd Hoffmann g->req_state[0].width = g->conf.xres; 1143729abb6aSGerd Hoffmann g->req_state[0].height = g->conf.yres; 1144fe44dc91SAshijeet Acharya 1145fe44dc91SAshijeet Acharya if (virtio_gpu_virgl_enabled(g->conf)) { 11469d9e1521SGerd Hoffmann /* use larger control queue in 3d mode */ 11479d9e1521SGerd Hoffmann g->ctrl_vq = virtio_add_queue(vdev, 256, virtio_gpu_handle_ctrl_cb); 11489d9e1521SGerd Hoffmann g->cursor_vq = virtio_add_queue(vdev, 16, virtio_gpu_handle_cursor_cb); 11499d9e1521SGerd Hoffmann g->virtio_config.num_capsets = 1; 11509d9e1521SGerd Hoffmann } else { 115162232bf4SGerd Hoffmann g->ctrl_vq = virtio_add_queue(vdev, 64, virtio_gpu_handle_ctrl_cb); 115262232bf4SGerd Hoffmann g->cursor_vq = virtio_add_queue(vdev, 16, virtio_gpu_handle_cursor_cb); 11539d9e1521SGerd Hoffmann } 115462232bf4SGerd Hoffmann 115562232bf4SGerd Hoffmann g->ctrl_bh = qemu_bh_new(virtio_gpu_ctrl_bh, g); 115662232bf4SGerd Hoffmann g->cursor_bh = qemu_bh_new(virtio_gpu_cursor_bh, g); 115762232bf4SGerd Hoffmann QTAILQ_INIT(&g->reslist); 11583eb769fdSGerd Hoffmann QTAILQ_INIT(&g->cmdq); 115962232bf4SGerd Hoffmann QTAILQ_INIT(&g->fenceq); 116062232bf4SGerd Hoffmann 116162232bf4SGerd Hoffmann g->enabled_output_bitmask = 1; 116262232bf4SGerd Hoffmann g->qdev = qdev; 116362232bf4SGerd Hoffmann 116462232bf4SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 116562232bf4SGerd Hoffmann g->scanout[i].con = 116662232bf4SGerd Hoffmann graphic_console_init(DEVICE(g), i, &virtio_gpu_ops, g); 116762232bf4SGerd Hoffmann if (i > 0) { 116862232bf4SGerd Hoffmann dpy_gfx_replace_surface(g->scanout[i].con, NULL); 116962232bf4SGerd Hoffmann } 117062232bf4SGerd Hoffmann } 117162232bf4SGerd Hoffmann } 117262232bf4SGerd Hoffmann 1173de889221SDr. David Alan Gilbert static void virtio_gpu_device_unrealize(DeviceState *qdev, Error **errp) 1174de889221SDr. David Alan Gilbert { 1175de889221SDr. David Alan Gilbert VirtIOGPU *g = VIRTIO_GPU(qdev); 1176de889221SDr. David Alan Gilbert if (g->migration_blocker) { 1177de889221SDr. David Alan Gilbert migrate_del_blocker(g->migration_blocker); 1178de889221SDr. David Alan Gilbert error_free(g->migration_blocker); 1179de889221SDr. David Alan Gilbert } 1180de889221SDr. David Alan Gilbert } 1181de889221SDr. David Alan Gilbert 118262232bf4SGerd Hoffmann static void virtio_gpu_instance_init(Object *obj) 118362232bf4SGerd Hoffmann { 118462232bf4SGerd Hoffmann } 118562232bf4SGerd Hoffmann 118662232bf4SGerd Hoffmann static void virtio_gpu_reset(VirtIODevice *vdev) 118762232bf4SGerd Hoffmann { 118862232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 118962232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res, *tmp; 119062232bf4SGerd Hoffmann int i; 119162232bf4SGerd Hoffmann 119262232bf4SGerd Hoffmann g->enable = 0; 119362232bf4SGerd Hoffmann 119462232bf4SGerd Hoffmann QTAILQ_FOREACH_SAFE(res, &g->reslist, next, tmp) { 119562232bf4SGerd Hoffmann virtio_gpu_resource_destroy(g, res); 119662232bf4SGerd Hoffmann } 119762232bf4SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 119862232bf4SGerd Hoffmann #if 0 119962232bf4SGerd Hoffmann g->req_state[i].x = 0; 120062232bf4SGerd Hoffmann g->req_state[i].y = 0; 120162232bf4SGerd Hoffmann if (i == 0) { 120262232bf4SGerd Hoffmann g->req_state[0].width = 1024; 120362232bf4SGerd Hoffmann g->req_state[0].height = 768; 120462232bf4SGerd Hoffmann } else { 120562232bf4SGerd Hoffmann g->req_state[i].width = 0; 120662232bf4SGerd Hoffmann g->req_state[i].height = 0; 120762232bf4SGerd Hoffmann } 120862232bf4SGerd Hoffmann #endif 120962232bf4SGerd Hoffmann g->scanout[i].resource_id = 0; 121062232bf4SGerd Hoffmann g->scanout[i].width = 0; 121162232bf4SGerd Hoffmann g->scanout[i].height = 0; 121262232bf4SGerd Hoffmann g->scanout[i].x = 0; 121362232bf4SGerd Hoffmann g->scanout[i].y = 0; 121462232bf4SGerd Hoffmann g->scanout[i].ds = NULL; 121562232bf4SGerd Hoffmann } 121662232bf4SGerd Hoffmann g->enabled_output_bitmask = 1; 12179d9e1521SGerd Hoffmann 12189d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 12199d9e1521SGerd Hoffmann if (g->use_virgl_renderer) { 12209d9e1521SGerd Hoffmann virtio_gpu_virgl_reset(g); 12219d9e1521SGerd Hoffmann g->use_virgl_renderer = 0; 12229d9e1521SGerd Hoffmann } 12239d9e1521SGerd Hoffmann #endif 122462232bf4SGerd Hoffmann } 122562232bf4SGerd Hoffmann 12268a502efdSHalil Pasic /* 12278a502efdSHalil Pasic * For historical reasons virtio_gpu does not adhere to virtio migration 12288a502efdSHalil Pasic * scheme as described in doc/virtio-migration.txt, in a sense that no 12298a502efdSHalil Pasic * save/load callback are provided to the core. Instead the device data 12308a502efdSHalil Pasic * is saved/loaded after the core data. 12318a502efdSHalil Pasic * 12328a502efdSHalil Pasic * Because of this we need a special vmsd. 12338a502efdSHalil Pasic */ 12348a502efdSHalil Pasic static const VMStateDescription vmstate_virtio_gpu = { 12358a502efdSHalil Pasic .name = "virtio-gpu", 12368a502efdSHalil Pasic .minimum_version_id = VIRTIO_GPU_VM_VERSION, 12378a502efdSHalil Pasic .version_id = VIRTIO_GPU_VM_VERSION, 12388a502efdSHalil Pasic .fields = (VMStateField[]) { 12398a502efdSHalil Pasic VMSTATE_VIRTIO_DEVICE /* core */, 12408a502efdSHalil Pasic { 12418a502efdSHalil Pasic .name = "virtio-gpu", 12428a502efdSHalil Pasic .info = &(const VMStateInfo) { 12438a502efdSHalil Pasic .name = "virtio-gpu", 12448a502efdSHalil Pasic .get = virtio_gpu_load, 12458a502efdSHalil Pasic .put = virtio_gpu_save, 12468a502efdSHalil Pasic }, 12478a502efdSHalil Pasic .flags = VMS_SINGLE, 12488a502efdSHalil Pasic } /* device */, 12498a502efdSHalil Pasic VMSTATE_END_OF_LIST() 12508a502efdSHalil Pasic }, 12518a502efdSHalil Pasic }; 12520fc07498SDr. David Alan Gilbert 125362232bf4SGerd Hoffmann static Property virtio_gpu_properties[] = { 1254b3409a31SGerd Hoffmann DEFINE_PROP_UINT32("max_outputs", VirtIOGPU, conf.max_outputs, 1), 12559b7621bcSGerd Hoffmann DEFINE_PROP_SIZE("max_hostmem", VirtIOGPU, conf.max_hostmem, 12569b7621bcSGerd Hoffmann 256 * 1024 * 1024), 12579d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 12589d9e1521SGerd Hoffmann DEFINE_PROP_BIT("virgl", VirtIOGPU, conf.flags, 12599d9e1521SGerd Hoffmann VIRTIO_GPU_FLAG_VIRGL_ENABLED, true), 12609d9e1521SGerd Hoffmann DEFINE_PROP_BIT("stats", VirtIOGPU, conf.flags, 12619d9e1521SGerd Hoffmann VIRTIO_GPU_FLAG_STATS_ENABLED, false), 12629d9e1521SGerd Hoffmann #endif 1263729abb6aSGerd Hoffmann DEFINE_PROP_UINT32("xres", VirtIOGPU, conf.xres, 1024), 1264729abb6aSGerd Hoffmann DEFINE_PROP_UINT32("yres", VirtIOGPU, conf.yres, 768), 126562232bf4SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 126662232bf4SGerd Hoffmann }; 126762232bf4SGerd Hoffmann 126862232bf4SGerd Hoffmann static void virtio_gpu_class_init(ObjectClass *klass, void *data) 126962232bf4SGerd Hoffmann { 127062232bf4SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 127162232bf4SGerd Hoffmann VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass); 127262232bf4SGerd Hoffmann 127362232bf4SGerd Hoffmann vdc->realize = virtio_gpu_device_realize; 1274de889221SDr. David Alan Gilbert vdc->unrealize = virtio_gpu_device_unrealize; 127562232bf4SGerd Hoffmann vdc->get_config = virtio_gpu_get_config; 127662232bf4SGerd Hoffmann vdc->set_config = virtio_gpu_set_config; 127762232bf4SGerd Hoffmann vdc->get_features = virtio_gpu_get_features; 12789d9e1521SGerd Hoffmann vdc->set_features = virtio_gpu_set_features; 127962232bf4SGerd Hoffmann 128062232bf4SGerd Hoffmann vdc->reset = virtio_gpu_reset; 128162232bf4SGerd Hoffmann 128262232bf4SGerd Hoffmann dc->props = virtio_gpu_properties; 12830fc07498SDr. David Alan Gilbert dc->vmsd = &vmstate_virtio_gpu; 1284a2056e09SGerd Hoffmann dc->hotpluggable = false; 128562232bf4SGerd Hoffmann } 128662232bf4SGerd Hoffmann 128762232bf4SGerd Hoffmann static const TypeInfo virtio_gpu_info = { 128862232bf4SGerd Hoffmann .name = TYPE_VIRTIO_GPU, 128962232bf4SGerd Hoffmann .parent = TYPE_VIRTIO_DEVICE, 129062232bf4SGerd Hoffmann .instance_size = sizeof(VirtIOGPU), 129162232bf4SGerd Hoffmann .instance_init = virtio_gpu_instance_init, 129262232bf4SGerd Hoffmann .class_init = virtio_gpu_class_init, 129362232bf4SGerd Hoffmann }; 129462232bf4SGerd Hoffmann 129562232bf4SGerd Hoffmann static void virtio_register_types(void) 129662232bf4SGerd Hoffmann { 129762232bf4SGerd Hoffmann type_register_static(&virtio_gpu_info); 129862232bf4SGerd Hoffmann } 129962232bf4SGerd Hoffmann 130062232bf4SGerd Hoffmann type_init(virtio_register_types) 130162232bf4SGerd Hoffmann 130262232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctrl_hdr) != 24); 130362232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_update_cursor) != 56); 130462232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_unref) != 32); 130562232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_create_2d) != 40); 130662232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_set_scanout) != 48); 130762232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_flush) != 48); 130862232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_transfer_to_host_2d) != 56); 130962232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_mem_entry) != 16); 131062232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_attach_backing) != 32); 131162232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_detach_backing) != 32); 131262232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resp_display_info) != 408); 13139d9e1521SGerd Hoffmann 13149d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_transfer_host_3d) != 72); 13159d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_create_3d) != 72); 13169d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctx_create) != 96); 13179d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctx_destroy) != 24); 13189d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctx_resource) != 32); 13199d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_cmd_submit) != 32); 13209d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_get_capset_info) != 32); 13219d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resp_capset_info) != 40); 13229d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_get_capset) != 32); 13239d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resp_capset) != 24); 1324