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" 15f0353b0dSPhilippe Mathieu-Daudé #include "qemu/units.h" 1662232bf4SGerd Hoffmann #include "qemu-common.h" 1762232bf4SGerd Hoffmann #include "qemu/iov.h" 1862232bf4SGerd Hoffmann #include "ui/console.h" 1962232bf4SGerd Hoffmann #include "trace.h" 208da132a5SGerd Hoffmann #include "sysemu/dma.h" 2162232bf4SGerd Hoffmann #include "hw/virtio/virtio.h" 2262232bf4SGerd Hoffmann #include "hw/virtio/virtio-gpu.h" 23ad08e67aSMarc-André Lureau #include "hw/virtio/virtio-gpu-bswap.h" 24*83a7d3c0SMarc-André Lureau #include "hw/virtio/virtio-gpu-pixman.h" 2562232bf4SGerd Hoffmann #include "hw/virtio/virtio-bus.h" 261ed2cb32SGerd Hoffmann #include "hw/display/edid.h" 27795c40b8SJuan Quintela #include "migration/blocker.h" 2803dd024fSPaolo Bonzini #include "qemu/log.h" 295e3d741cSMarc-André Lureau #include "qapi/error.h" 3062232bf4SGerd Hoffmann 310c244e50SGerd Hoffmann #define VIRTIO_GPU_VM_VERSION 1 320c244e50SGerd Hoffmann 3362232bf4SGerd Hoffmann static struct virtio_gpu_simple_resource* 3462232bf4SGerd Hoffmann virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id); 3562232bf4SGerd Hoffmann 363bb68f79SGerd Hoffmann static void virtio_gpu_cleanup_mapping(VirtIOGPU *g, 373bb68f79SGerd Hoffmann struct virtio_gpu_simple_resource *res); 38b8e23926SLi Qiang 399d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 40a9c94277SMarkus Armbruster #include <virglrenderer.h> 419d9e1521SGerd Hoffmann #define VIRGL(_g, _virgl, _simple, ...) \ 429d9e1521SGerd Hoffmann do { \ 439d9e1521SGerd Hoffmann if (_g->use_virgl_renderer) { \ 449d9e1521SGerd Hoffmann _virgl(__VA_ARGS__); \ 459d9e1521SGerd Hoffmann } else { \ 469d9e1521SGerd Hoffmann _simple(__VA_ARGS__); \ 479d9e1521SGerd Hoffmann } \ 489d9e1521SGerd Hoffmann } while (0) 499d9e1521SGerd Hoffmann #else 509d9e1521SGerd Hoffmann #define VIRGL(_g, _virgl, _simple, ...) \ 519d9e1521SGerd Hoffmann do { \ 529d9e1521SGerd Hoffmann _simple(__VA_ARGS__); \ 539d9e1521SGerd Hoffmann } while (0) 549d9e1521SGerd Hoffmann #endif 559d9e1521SGerd Hoffmann 5662232bf4SGerd Hoffmann static void update_cursor_data_simple(VirtIOGPU *g, 5762232bf4SGerd Hoffmann struct virtio_gpu_scanout *s, 5862232bf4SGerd Hoffmann uint32_t resource_id) 5962232bf4SGerd Hoffmann { 6062232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 6162232bf4SGerd Hoffmann uint32_t pixels; 6262232bf4SGerd Hoffmann 6362232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, resource_id); 6462232bf4SGerd Hoffmann if (!res) { 6562232bf4SGerd Hoffmann return; 6662232bf4SGerd Hoffmann } 6762232bf4SGerd Hoffmann 6862232bf4SGerd Hoffmann if (pixman_image_get_width(res->image) != s->current_cursor->width || 6962232bf4SGerd Hoffmann pixman_image_get_height(res->image) != s->current_cursor->height) { 7062232bf4SGerd Hoffmann return; 7162232bf4SGerd Hoffmann } 7262232bf4SGerd Hoffmann 7362232bf4SGerd Hoffmann pixels = s->current_cursor->width * s->current_cursor->height; 7462232bf4SGerd Hoffmann memcpy(s->current_cursor->data, 7562232bf4SGerd Hoffmann pixman_image_get_data(res->image), 7662232bf4SGerd Hoffmann pixels * sizeof(uint32_t)); 7762232bf4SGerd Hoffmann } 7862232bf4SGerd Hoffmann 799d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 809d9e1521SGerd Hoffmann 819d9e1521SGerd Hoffmann static void update_cursor_data_virgl(VirtIOGPU *g, 829d9e1521SGerd Hoffmann struct virtio_gpu_scanout *s, 839d9e1521SGerd Hoffmann uint32_t resource_id) 849d9e1521SGerd Hoffmann { 859d9e1521SGerd Hoffmann uint32_t width, height; 869d9e1521SGerd Hoffmann uint32_t pixels, *data; 879d9e1521SGerd Hoffmann 889d9e1521SGerd Hoffmann data = virgl_renderer_get_cursor_data(resource_id, &width, &height); 899d9e1521SGerd Hoffmann if (!data) { 909d9e1521SGerd Hoffmann return; 919d9e1521SGerd Hoffmann } 929d9e1521SGerd Hoffmann 939d9e1521SGerd Hoffmann if (width != s->current_cursor->width || 949d9e1521SGerd Hoffmann height != s->current_cursor->height) { 952d1cd6c7SLi Qiang free(data); 969d9e1521SGerd Hoffmann return; 979d9e1521SGerd Hoffmann } 989d9e1521SGerd Hoffmann 999d9e1521SGerd Hoffmann pixels = s->current_cursor->width * s->current_cursor->height; 1009d9e1521SGerd Hoffmann memcpy(s->current_cursor->data, data, pixels * sizeof(uint32_t)); 1019d9e1521SGerd Hoffmann free(data); 1029d9e1521SGerd Hoffmann } 1039d9e1521SGerd Hoffmann 1049d9e1521SGerd Hoffmann #endif 1059d9e1521SGerd Hoffmann 10662232bf4SGerd Hoffmann static void update_cursor(VirtIOGPU *g, struct virtio_gpu_update_cursor *cursor) 10762232bf4SGerd Hoffmann { 10862232bf4SGerd Hoffmann struct virtio_gpu_scanout *s; 1090c244e50SGerd Hoffmann bool move = cursor->hdr.type == VIRTIO_GPU_CMD_MOVE_CURSOR; 11062232bf4SGerd Hoffmann 11162232bf4SGerd Hoffmann if (cursor->pos.scanout_id >= g->conf.max_outputs) { 11262232bf4SGerd Hoffmann return; 11362232bf4SGerd Hoffmann } 11462232bf4SGerd Hoffmann s = &g->scanout[cursor->pos.scanout_id]; 11562232bf4SGerd Hoffmann 116e9c1b459SGerd Hoffmann trace_virtio_gpu_update_cursor(cursor->pos.scanout_id, 117e9c1b459SGerd Hoffmann cursor->pos.x, 118e9c1b459SGerd Hoffmann cursor->pos.y, 119e9c1b459SGerd Hoffmann move ? "move" : "update", 120e9c1b459SGerd Hoffmann cursor->resource_id); 121e9c1b459SGerd Hoffmann 1220c244e50SGerd Hoffmann if (!move) { 12362232bf4SGerd Hoffmann if (!s->current_cursor) { 12462232bf4SGerd Hoffmann s->current_cursor = cursor_alloc(64, 64); 12562232bf4SGerd Hoffmann } 12662232bf4SGerd Hoffmann 12762232bf4SGerd Hoffmann s->current_cursor->hot_x = cursor->hot_x; 12862232bf4SGerd Hoffmann s->current_cursor->hot_y = cursor->hot_y; 12962232bf4SGerd Hoffmann 13062232bf4SGerd Hoffmann if (cursor->resource_id > 0) { 1319d9e1521SGerd Hoffmann VIRGL(g, update_cursor_data_virgl, update_cursor_data_simple, 1329d9e1521SGerd Hoffmann g, s, cursor->resource_id); 13362232bf4SGerd Hoffmann } 13462232bf4SGerd Hoffmann dpy_cursor_define(s->con, s->current_cursor); 1350c244e50SGerd Hoffmann 1360c244e50SGerd Hoffmann s->cursor = *cursor; 1370c244e50SGerd Hoffmann } else { 1380c244e50SGerd Hoffmann s->cursor.pos.x = cursor->pos.x; 1390c244e50SGerd Hoffmann s->cursor.pos.y = cursor->pos.y; 14062232bf4SGerd Hoffmann } 14162232bf4SGerd Hoffmann dpy_mouse_set(s->con, cursor->pos.x, cursor->pos.y, 14262232bf4SGerd Hoffmann cursor->resource_id ? 1 : 0); 14362232bf4SGerd Hoffmann } 14462232bf4SGerd Hoffmann 14562232bf4SGerd Hoffmann static void virtio_gpu_get_config(VirtIODevice *vdev, uint8_t *config) 14662232bf4SGerd Hoffmann { 14762232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 14862232bf4SGerd Hoffmann memcpy(config, &g->virtio_config, sizeof(g->virtio_config)); 14962232bf4SGerd Hoffmann } 15062232bf4SGerd Hoffmann 15162232bf4SGerd Hoffmann static void virtio_gpu_set_config(VirtIODevice *vdev, const uint8_t *config) 15262232bf4SGerd Hoffmann { 15362232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 15462232bf4SGerd Hoffmann struct virtio_gpu_config vgconfig; 15562232bf4SGerd Hoffmann 15662232bf4SGerd Hoffmann memcpy(&vgconfig, config, sizeof(g->virtio_config)); 15762232bf4SGerd Hoffmann 15862232bf4SGerd Hoffmann if (vgconfig.events_clear) { 15962232bf4SGerd Hoffmann g->virtio_config.events_read &= ~vgconfig.events_clear; 16062232bf4SGerd Hoffmann } 16162232bf4SGerd Hoffmann } 16262232bf4SGerd Hoffmann 1639d5b731dSJason Wang static uint64_t virtio_gpu_get_features(VirtIODevice *vdev, uint64_t features, 1649d5b731dSJason Wang Error **errp) 16562232bf4SGerd Hoffmann { 1669d9e1521SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 1679d9e1521SGerd Hoffmann 1689d9e1521SGerd Hoffmann if (virtio_gpu_virgl_enabled(g->conf)) { 169fff02bc0SPaolo Bonzini features |= (1 << VIRTIO_GPU_F_VIRGL); 1709d9e1521SGerd Hoffmann } 1711ed2cb32SGerd Hoffmann if (virtio_gpu_edid_enabled(g->conf)) { 1721ed2cb32SGerd Hoffmann features |= (1 << VIRTIO_GPU_F_EDID); 1731ed2cb32SGerd Hoffmann } 17462232bf4SGerd Hoffmann return features; 17562232bf4SGerd Hoffmann } 17662232bf4SGerd Hoffmann 1779d9e1521SGerd Hoffmann static void virtio_gpu_set_features(VirtIODevice *vdev, uint64_t features) 1789d9e1521SGerd Hoffmann { 179fff02bc0SPaolo Bonzini static const uint32_t virgl = (1 << VIRTIO_GPU_F_VIRGL); 1809d9e1521SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 1819d9e1521SGerd Hoffmann 1829d9e1521SGerd Hoffmann g->use_virgl_renderer = ((features & virgl) == virgl); 1839d9e1521SGerd Hoffmann trace_virtio_gpu_features(g->use_virgl_renderer); 1849d9e1521SGerd Hoffmann } 1859d9e1521SGerd Hoffmann 18662232bf4SGerd Hoffmann static void virtio_gpu_notify_event(VirtIOGPU *g, uint32_t event_type) 18762232bf4SGerd Hoffmann { 18862232bf4SGerd Hoffmann g->virtio_config.events_read |= event_type; 18962232bf4SGerd Hoffmann virtio_notify_config(&g->parent_obj); 19062232bf4SGerd Hoffmann } 19162232bf4SGerd Hoffmann 19262232bf4SGerd Hoffmann static struct virtio_gpu_simple_resource * 19362232bf4SGerd Hoffmann virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id) 19462232bf4SGerd Hoffmann { 19562232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 19662232bf4SGerd Hoffmann 19762232bf4SGerd Hoffmann QTAILQ_FOREACH(res, &g->reslist, next) { 19862232bf4SGerd Hoffmann if (res->resource_id == resource_id) { 19962232bf4SGerd Hoffmann return res; 20062232bf4SGerd Hoffmann } 20162232bf4SGerd Hoffmann } 20262232bf4SGerd Hoffmann return NULL; 20362232bf4SGerd Hoffmann } 20462232bf4SGerd Hoffmann 20562232bf4SGerd Hoffmann void virtio_gpu_ctrl_response(VirtIOGPU *g, 20662232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 20762232bf4SGerd Hoffmann struct virtio_gpu_ctrl_hdr *resp, 20862232bf4SGerd Hoffmann size_t resp_len) 20962232bf4SGerd Hoffmann { 21062232bf4SGerd Hoffmann size_t s; 21162232bf4SGerd Hoffmann 21262232bf4SGerd Hoffmann if (cmd->cmd_hdr.flags & VIRTIO_GPU_FLAG_FENCE) { 21362232bf4SGerd Hoffmann resp->flags |= VIRTIO_GPU_FLAG_FENCE; 21462232bf4SGerd Hoffmann resp->fence_id = cmd->cmd_hdr.fence_id; 21562232bf4SGerd Hoffmann resp->ctx_id = cmd->cmd_hdr.ctx_id; 21662232bf4SGerd Hoffmann } 2171715d6b5SFarhan Ali virtio_gpu_ctrl_hdr_bswap(resp); 21862232bf4SGerd Hoffmann s = iov_from_buf(cmd->elem.in_sg, cmd->elem.in_num, 0, resp, resp_len); 21962232bf4SGerd Hoffmann if (s != resp_len) { 22062232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 22162232bf4SGerd Hoffmann "%s: response size incorrect %zu vs %zu\n", 22262232bf4SGerd Hoffmann __func__, s, resp_len); 22362232bf4SGerd Hoffmann } 22462232bf4SGerd Hoffmann virtqueue_push(cmd->vq, &cmd->elem, s); 22562232bf4SGerd Hoffmann virtio_notify(VIRTIO_DEVICE(g), cmd->vq); 22662232bf4SGerd Hoffmann cmd->finished = true; 22762232bf4SGerd Hoffmann } 22862232bf4SGerd Hoffmann 22962232bf4SGerd Hoffmann void virtio_gpu_ctrl_response_nodata(VirtIOGPU *g, 23062232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 23162232bf4SGerd Hoffmann enum virtio_gpu_ctrl_type type) 23262232bf4SGerd Hoffmann { 23362232bf4SGerd Hoffmann struct virtio_gpu_ctrl_hdr resp; 23462232bf4SGerd Hoffmann 23562232bf4SGerd Hoffmann memset(&resp, 0, sizeof(resp)); 23662232bf4SGerd Hoffmann resp.type = type; 23762232bf4SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &resp, sizeof(resp)); 23862232bf4SGerd Hoffmann } 23962232bf4SGerd Hoffmann 24062232bf4SGerd Hoffmann static void 24162232bf4SGerd Hoffmann virtio_gpu_fill_display_info(VirtIOGPU *g, 24262232bf4SGerd Hoffmann struct virtio_gpu_resp_display_info *dpy_info) 24362232bf4SGerd Hoffmann { 24462232bf4SGerd Hoffmann int i; 24562232bf4SGerd Hoffmann 24662232bf4SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 24762232bf4SGerd Hoffmann if (g->enabled_output_bitmask & (1 << i)) { 24862232bf4SGerd Hoffmann dpy_info->pmodes[i].enabled = 1; 2491715d6b5SFarhan Ali dpy_info->pmodes[i].r.width = cpu_to_le32(g->req_state[i].width); 2501715d6b5SFarhan Ali dpy_info->pmodes[i].r.height = cpu_to_le32(g->req_state[i].height); 25162232bf4SGerd Hoffmann } 25262232bf4SGerd Hoffmann } 25362232bf4SGerd Hoffmann } 25462232bf4SGerd Hoffmann 25562232bf4SGerd Hoffmann void virtio_gpu_get_display_info(VirtIOGPU *g, 25662232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 25762232bf4SGerd Hoffmann { 25862232bf4SGerd Hoffmann struct virtio_gpu_resp_display_info display_info; 25962232bf4SGerd Hoffmann 26062232bf4SGerd Hoffmann trace_virtio_gpu_cmd_get_display_info(); 26162232bf4SGerd Hoffmann memset(&display_info, 0, sizeof(display_info)); 26262232bf4SGerd Hoffmann display_info.hdr.type = VIRTIO_GPU_RESP_OK_DISPLAY_INFO; 26362232bf4SGerd Hoffmann virtio_gpu_fill_display_info(g, &display_info); 26462232bf4SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &display_info.hdr, 26562232bf4SGerd Hoffmann sizeof(display_info)); 26662232bf4SGerd Hoffmann } 26762232bf4SGerd Hoffmann 2681ed2cb32SGerd Hoffmann static void 2691ed2cb32SGerd Hoffmann virtio_gpu_generate_edid(VirtIOGPU *g, int scanout, 2701ed2cb32SGerd Hoffmann struct virtio_gpu_resp_edid *edid) 2711ed2cb32SGerd Hoffmann { 2721ed2cb32SGerd Hoffmann qemu_edid_info info = { 2731ed2cb32SGerd Hoffmann .prefx = g->req_state[scanout].width, 2741ed2cb32SGerd Hoffmann .prefy = g->req_state[scanout].height, 2751ed2cb32SGerd Hoffmann }; 2761ed2cb32SGerd Hoffmann 2771ed2cb32SGerd Hoffmann edid->size = cpu_to_le32(sizeof(edid->edid)); 2781ed2cb32SGerd Hoffmann qemu_edid_generate(edid->edid, sizeof(edid->edid), &info); 2791ed2cb32SGerd Hoffmann } 2801ed2cb32SGerd Hoffmann 2811ed2cb32SGerd Hoffmann void virtio_gpu_get_edid(VirtIOGPU *g, 2821ed2cb32SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 2831ed2cb32SGerd Hoffmann { 2841ed2cb32SGerd Hoffmann struct virtio_gpu_resp_edid edid; 2851ed2cb32SGerd Hoffmann struct virtio_gpu_cmd_get_edid get_edid; 2861ed2cb32SGerd Hoffmann 2871ed2cb32SGerd Hoffmann VIRTIO_GPU_FILL_CMD(get_edid); 2881ed2cb32SGerd Hoffmann virtio_gpu_bswap_32(&get_edid, sizeof(get_edid)); 2891ed2cb32SGerd Hoffmann 2901ed2cb32SGerd Hoffmann if (get_edid.scanout >= g->conf.max_outputs) { 2911ed2cb32SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 2921ed2cb32SGerd Hoffmann return; 2931ed2cb32SGerd Hoffmann } 2941ed2cb32SGerd Hoffmann 2951ed2cb32SGerd Hoffmann trace_virtio_gpu_cmd_get_edid(get_edid.scanout); 2961ed2cb32SGerd Hoffmann memset(&edid, 0, sizeof(edid)); 2971ed2cb32SGerd Hoffmann edid.hdr.type = VIRTIO_GPU_RESP_OK_EDID; 2981ed2cb32SGerd Hoffmann virtio_gpu_generate_edid(g, get_edid.scanout, &edid); 2991ed2cb32SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &edid.hdr, sizeof(edid)); 3001ed2cb32SGerd Hoffmann } 3011ed2cb32SGerd Hoffmann 302c53f5b89STao Wu static uint32_t calc_image_hostmem(pixman_format_code_t pformat, 303c53f5b89STao Wu uint32_t width, uint32_t height) 304c53f5b89STao Wu { 305c53f5b89STao Wu /* Copied from pixman/pixman-bits-image.c, skip integer overflow check. 306c53f5b89STao Wu * pixman_image_create_bits will fail in case it overflow. 307c53f5b89STao Wu */ 308c53f5b89STao Wu 309c53f5b89STao Wu int bpp = PIXMAN_FORMAT_BPP(pformat); 310c53f5b89STao Wu int stride = ((width * bpp + 0x1f) >> 5) * sizeof(uint32_t); 311c53f5b89STao Wu return height * stride; 312c53f5b89STao Wu } 313c53f5b89STao Wu 31462232bf4SGerd Hoffmann static void virtio_gpu_resource_create_2d(VirtIOGPU *g, 31562232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 31662232bf4SGerd Hoffmann { 31762232bf4SGerd Hoffmann pixman_format_code_t pformat; 31862232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 31962232bf4SGerd Hoffmann struct virtio_gpu_resource_create_2d c2d; 32062232bf4SGerd Hoffmann 32162232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(c2d); 3221715d6b5SFarhan Ali virtio_gpu_bswap_32(&c2d, sizeof(c2d)); 32362232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_create_2d(c2d.resource_id, c2d.format, 32462232bf4SGerd Hoffmann c2d.width, c2d.height); 32562232bf4SGerd Hoffmann 32662232bf4SGerd Hoffmann if (c2d.resource_id == 0) { 32762232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n", 32862232bf4SGerd Hoffmann __func__); 32962232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 33062232bf4SGerd Hoffmann return; 33162232bf4SGerd Hoffmann } 33262232bf4SGerd Hoffmann 33362232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, c2d.resource_id); 33462232bf4SGerd Hoffmann if (res) { 33562232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n", 33662232bf4SGerd Hoffmann __func__, c2d.resource_id); 33762232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 33862232bf4SGerd Hoffmann return; 33962232bf4SGerd Hoffmann } 34062232bf4SGerd Hoffmann 34162232bf4SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 34262232bf4SGerd Hoffmann 34362232bf4SGerd Hoffmann res->width = c2d.width; 34462232bf4SGerd Hoffmann res->height = c2d.height; 34562232bf4SGerd Hoffmann res->format = c2d.format; 34662232bf4SGerd Hoffmann res->resource_id = c2d.resource_id; 34762232bf4SGerd Hoffmann 348*83a7d3c0SMarc-André Lureau pformat = virtio_gpu_get_pixman_format(c2d.format); 34962232bf4SGerd Hoffmann if (!pformat) { 35062232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 35162232bf4SGerd Hoffmann "%s: host couldn't handle guest format %d\n", 35262232bf4SGerd Hoffmann __func__, c2d.format); 353cb3a0522SLi Qiang g_free(res); 35462232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 35562232bf4SGerd Hoffmann return; 35662232bf4SGerd Hoffmann } 3579b7621bcSGerd Hoffmann 358c53f5b89STao Wu res->hostmem = calc_image_hostmem(pformat, c2d.width, c2d.height); 3599b7621bcSGerd Hoffmann if (res->hostmem + g->hostmem < g->conf.max_hostmem) { 36062232bf4SGerd Hoffmann res->image = pixman_image_create_bits(pformat, 36162232bf4SGerd Hoffmann c2d.width, 36262232bf4SGerd Hoffmann c2d.height, 36362232bf4SGerd Hoffmann NULL, 0); 3649b7621bcSGerd Hoffmann } 36562232bf4SGerd Hoffmann 36662232bf4SGerd Hoffmann if (!res->image) { 36762232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 36862232bf4SGerd Hoffmann "%s: resource creation failed %d %d %d\n", 36962232bf4SGerd Hoffmann __func__, c2d.resource_id, c2d.width, c2d.height); 37062232bf4SGerd Hoffmann g_free(res); 37162232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY; 37262232bf4SGerd Hoffmann return; 37362232bf4SGerd Hoffmann } 37462232bf4SGerd Hoffmann 37562232bf4SGerd Hoffmann QTAILQ_INSERT_HEAD(&g->reslist, res, next); 3769b7621bcSGerd Hoffmann g->hostmem += res->hostmem; 37762232bf4SGerd Hoffmann } 37862232bf4SGerd Hoffmann 379da566a18SGerd Hoffmann static void virtio_gpu_disable_scanout(VirtIOGPU *g, int scanout_id) 380da566a18SGerd Hoffmann { 381da566a18SGerd Hoffmann struct virtio_gpu_scanout *scanout = &g->scanout[scanout_id]; 382da566a18SGerd Hoffmann struct virtio_gpu_simple_resource *res; 383da566a18SGerd Hoffmann DisplaySurface *ds = NULL; 384da566a18SGerd Hoffmann 385da566a18SGerd Hoffmann if (scanout->resource_id == 0) { 386da566a18SGerd Hoffmann return; 387da566a18SGerd Hoffmann } 388da566a18SGerd Hoffmann 389da566a18SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 390da566a18SGerd Hoffmann if (res) { 391da566a18SGerd Hoffmann res->scanout_bitmask &= ~(1 << scanout_id); 392da566a18SGerd Hoffmann } 393da566a18SGerd Hoffmann 394da566a18SGerd Hoffmann if (scanout_id == 0) { 395da566a18SGerd Hoffmann /* primary head */ 396da566a18SGerd Hoffmann ds = qemu_create_message_surface(scanout->width ?: 640, 397da566a18SGerd Hoffmann scanout->height ?: 480, 398da566a18SGerd Hoffmann "Guest disabled display."); 399da566a18SGerd Hoffmann } 400da566a18SGerd Hoffmann dpy_gfx_replace_surface(scanout->con, ds); 401da566a18SGerd Hoffmann scanout->resource_id = 0; 402da566a18SGerd Hoffmann scanout->ds = NULL; 403da566a18SGerd Hoffmann scanout->width = 0; 404da566a18SGerd Hoffmann scanout->height = 0; 405da566a18SGerd Hoffmann } 406da566a18SGerd Hoffmann 40762232bf4SGerd Hoffmann static void virtio_gpu_resource_destroy(VirtIOGPU *g, 40862232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res) 40962232bf4SGerd Hoffmann { 4101fccd7c5SGerd Hoffmann int i; 4111fccd7c5SGerd Hoffmann 4121fccd7c5SGerd Hoffmann if (res->scanout_bitmask) { 4131fccd7c5SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 4141fccd7c5SGerd Hoffmann if (res->scanout_bitmask & (1 << i)) { 4151fccd7c5SGerd Hoffmann virtio_gpu_disable_scanout(g, i); 4161fccd7c5SGerd Hoffmann } 4171fccd7c5SGerd Hoffmann } 4181fccd7c5SGerd Hoffmann } 4191fccd7c5SGerd Hoffmann 42062232bf4SGerd Hoffmann pixman_image_unref(res->image); 4213bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 42262232bf4SGerd Hoffmann QTAILQ_REMOVE(&g->reslist, res, next); 4239b7621bcSGerd Hoffmann g->hostmem -= res->hostmem; 42462232bf4SGerd Hoffmann g_free(res); 42562232bf4SGerd Hoffmann } 42662232bf4SGerd Hoffmann 42762232bf4SGerd Hoffmann static void virtio_gpu_resource_unref(VirtIOGPU *g, 42862232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 42962232bf4SGerd Hoffmann { 43062232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 43162232bf4SGerd Hoffmann struct virtio_gpu_resource_unref unref; 43262232bf4SGerd Hoffmann 43362232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(unref); 4341715d6b5SFarhan Ali virtio_gpu_bswap_32(&unref, sizeof(unref)); 43562232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_unref(unref.resource_id); 43662232bf4SGerd Hoffmann 43762232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, unref.resource_id); 43862232bf4SGerd Hoffmann if (!res) { 43962232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 44062232bf4SGerd Hoffmann __func__, unref.resource_id); 44162232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 44262232bf4SGerd Hoffmann return; 44362232bf4SGerd Hoffmann } 44462232bf4SGerd Hoffmann virtio_gpu_resource_destroy(g, res); 44562232bf4SGerd Hoffmann } 44662232bf4SGerd Hoffmann 44762232bf4SGerd Hoffmann static void virtio_gpu_transfer_to_host_2d(VirtIOGPU *g, 44862232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 44962232bf4SGerd Hoffmann { 45062232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 45162232bf4SGerd Hoffmann int h; 45262232bf4SGerd Hoffmann uint32_t src_offset, dst_offset, stride; 45362232bf4SGerd Hoffmann int bpp; 45462232bf4SGerd Hoffmann pixman_format_code_t format; 45562232bf4SGerd Hoffmann struct virtio_gpu_transfer_to_host_2d t2d; 45662232bf4SGerd Hoffmann 45762232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(t2d); 4581715d6b5SFarhan Ali virtio_gpu_t2d_bswap(&t2d); 45962232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_xfer_toh_2d(t2d.resource_id); 46062232bf4SGerd Hoffmann 46162232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, t2d.resource_id); 46262232bf4SGerd Hoffmann if (!res || !res->iov) { 46362232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 46462232bf4SGerd Hoffmann __func__, t2d.resource_id); 46562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 46662232bf4SGerd Hoffmann return; 46762232bf4SGerd Hoffmann } 46862232bf4SGerd Hoffmann 46962232bf4SGerd Hoffmann if (t2d.r.x > res->width || 47062232bf4SGerd Hoffmann t2d.r.y > res->height || 47162232bf4SGerd Hoffmann t2d.r.width > res->width || 47262232bf4SGerd Hoffmann t2d.r.height > res->height || 47362232bf4SGerd Hoffmann t2d.r.x + t2d.r.width > res->width || 47462232bf4SGerd Hoffmann t2d.r.y + t2d.r.height > res->height) { 47562232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: transfer bounds outside resource" 47662232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 47762232bf4SGerd Hoffmann __func__, t2d.resource_id, t2d.r.x, t2d.r.y, 47862232bf4SGerd Hoffmann t2d.r.width, t2d.r.height, res->width, res->height); 47962232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 48062232bf4SGerd Hoffmann return; 48162232bf4SGerd Hoffmann } 48262232bf4SGerd Hoffmann 48362232bf4SGerd Hoffmann format = pixman_image_get_format(res->image); 484e5f99037SMarc-André Lureau bpp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(format), 8); 48562232bf4SGerd Hoffmann stride = pixman_image_get_stride(res->image); 48662232bf4SGerd Hoffmann 48762232bf4SGerd Hoffmann if (t2d.offset || t2d.r.x || t2d.r.y || 48862232bf4SGerd Hoffmann t2d.r.width != pixman_image_get_width(res->image)) { 48962232bf4SGerd Hoffmann void *img_data = pixman_image_get_data(res->image); 49062232bf4SGerd Hoffmann for (h = 0; h < t2d.r.height; h++) { 49162232bf4SGerd Hoffmann src_offset = t2d.offset + stride * h; 49262232bf4SGerd Hoffmann dst_offset = (t2d.r.y + h) * stride + (t2d.r.x * bpp); 49362232bf4SGerd Hoffmann 49462232bf4SGerd Hoffmann iov_to_buf(res->iov, res->iov_cnt, src_offset, 49562232bf4SGerd Hoffmann (uint8_t *)img_data 49662232bf4SGerd Hoffmann + dst_offset, t2d.r.width * bpp); 49762232bf4SGerd Hoffmann } 49862232bf4SGerd Hoffmann } else { 49962232bf4SGerd Hoffmann iov_to_buf(res->iov, res->iov_cnt, 0, 50062232bf4SGerd Hoffmann pixman_image_get_data(res->image), 50162232bf4SGerd Hoffmann pixman_image_get_stride(res->image) 50262232bf4SGerd Hoffmann * pixman_image_get_height(res->image)); 50362232bf4SGerd Hoffmann } 50462232bf4SGerd Hoffmann } 50562232bf4SGerd Hoffmann 50662232bf4SGerd Hoffmann static void virtio_gpu_resource_flush(VirtIOGPU *g, 50762232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 50862232bf4SGerd Hoffmann { 50962232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 51062232bf4SGerd Hoffmann struct virtio_gpu_resource_flush rf; 51162232bf4SGerd Hoffmann pixman_region16_t flush_region; 51262232bf4SGerd Hoffmann int i; 51362232bf4SGerd Hoffmann 51462232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(rf); 5151715d6b5SFarhan Ali virtio_gpu_bswap_32(&rf, sizeof(rf)); 51662232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_flush(rf.resource_id, 51762232bf4SGerd Hoffmann rf.r.width, rf.r.height, rf.r.x, rf.r.y); 51862232bf4SGerd Hoffmann 51962232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, rf.resource_id); 52062232bf4SGerd Hoffmann if (!res) { 52162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 52262232bf4SGerd Hoffmann __func__, rf.resource_id); 52362232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 52462232bf4SGerd Hoffmann return; 52562232bf4SGerd Hoffmann } 52662232bf4SGerd Hoffmann 52762232bf4SGerd Hoffmann if (rf.r.x > res->width || 52862232bf4SGerd Hoffmann rf.r.y > res->height || 52962232bf4SGerd Hoffmann rf.r.width > res->width || 53062232bf4SGerd Hoffmann rf.r.height > res->height || 53162232bf4SGerd Hoffmann rf.r.x + rf.r.width > res->width || 53262232bf4SGerd Hoffmann rf.r.y + rf.r.height > res->height) { 53362232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: flush bounds outside resource" 53462232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 53562232bf4SGerd Hoffmann __func__, rf.resource_id, rf.r.x, rf.r.y, 53662232bf4SGerd Hoffmann rf.r.width, rf.r.height, res->width, res->height); 53762232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 53862232bf4SGerd Hoffmann return; 53962232bf4SGerd Hoffmann } 54062232bf4SGerd Hoffmann 54162232bf4SGerd Hoffmann pixman_region_init_rect(&flush_region, 54262232bf4SGerd Hoffmann rf.r.x, rf.r.y, rf.r.width, rf.r.height); 5432fe76055SMarc-André Lureau for (i = 0; i < g->conf.max_outputs; i++) { 54462232bf4SGerd Hoffmann struct virtio_gpu_scanout *scanout; 54562232bf4SGerd Hoffmann pixman_region16_t region, finalregion; 54662232bf4SGerd Hoffmann pixman_box16_t *extents; 54762232bf4SGerd Hoffmann 54862232bf4SGerd Hoffmann if (!(res->scanout_bitmask & (1 << i))) { 54962232bf4SGerd Hoffmann continue; 55062232bf4SGerd Hoffmann } 55162232bf4SGerd Hoffmann scanout = &g->scanout[i]; 55262232bf4SGerd Hoffmann 55362232bf4SGerd Hoffmann pixman_region_init(&finalregion); 55462232bf4SGerd Hoffmann pixman_region_init_rect(®ion, scanout->x, scanout->y, 55562232bf4SGerd Hoffmann scanout->width, scanout->height); 55662232bf4SGerd Hoffmann 55762232bf4SGerd Hoffmann pixman_region_intersect(&finalregion, &flush_region, ®ion); 55862232bf4SGerd Hoffmann pixman_region_translate(&finalregion, -scanout->x, -scanout->y); 55962232bf4SGerd Hoffmann extents = pixman_region_extents(&finalregion); 56062232bf4SGerd Hoffmann /* work out the area we need to update for each console */ 56162232bf4SGerd Hoffmann dpy_gfx_update(g->scanout[i].con, 56262232bf4SGerd Hoffmann extents->x1, extents->y1, 56362232bf4SGerd Hoffmann extents->x2 - extents->x1, 56462232bf4SGerd Hoffmann extents->y2 - extents->y1); 56562232bf4SGerd Hoffmann 56662232bf4SGerd Hoffmann pixman_region_fini(®ion); 56762232bf4SGerd Hoffmann pixman_region_fini(&finalregion); 56862232bf4SGerd Hoffmann } 56962232bf4SGerd Hoffmann pixman_region_fini(&flush_region); 57062232bf4SGerd Hoffmann } 57162232bf4SGerd Hoffmann 572fa06e5cbSGerd Hoffmann static void virtio_unref_resource(pixman_image_t *image, void *data) 573fa06e5cbSGerd Hoffmann { 574fa06e5cbSGerd Hoffmann pixman_image_unref(data); 575fa06e5cbSGerd Hoffmann } 576fa06e5cbSGerd Hoffmann 57762232bf4SGerd Hoffmann static void virtio_gpu_set_scanout(VirtIOGPU *g, 57862232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 57962232bf4SGerd Hoffmann { 580c806cfa0SGerd Hoffmann struct virtio_gpu_simple_resource *res, *ores; 58162232bf4SGerd Hoffmann struct virtio_gpu_scanout *scanout; 58262232bf4SGerd Hoffmann pixman_format_code_t format; 58362232bf4SGerd Hoffmann uint32_t offset; 58462232bf4SGerd Hoffmann int bpp; 58562232bf4SGerd Hoffmann struct virtio_gpu_set_scanout ss; 58662232bf4SGerd Hoffmann 58762232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ss); 5881715d6b5SFarhan Ali virtio_gpu_bswap_32(&ss, sizeof(ss)); 58962232bf4SGerd Hoffmann trace_virtio_gpu_cmd_set_scanout(ss.scanout_id, ss.resource_id, 59062232bf4SGerd Hoffmann ss.r.width, ss.r.height, ss.r.x, ss.r.y); 59162232bf4SGerd Hoffmann 5922fe76055SMarc-André Lureau if (ss.scanout_id >= g->conf.max_outputs) { 593fe89fdebSMarc-André Lureau qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", 594fe89fdebSMarc-André Lureau __func__, ss.scanout_id); 595fe89fdebSMarc-André Lureau cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 596fe89fdebSMarc-André Lureau return; 597fe89fdebSMarc-André Lureau } 598fe89fdebSMarc-André Lureau 59962232bf4SGerd Hoffmann g->enable = 1; 60062232bf4SGerd Hoffmann if (ss.resource_id == 0) { 601da566a18SGerd Hoffmann virtio_gpu_disable_scanout(g, ss.scanout_id); 60262232bf4SGerd Hoffmann return; 60362232bf4SGerd Hoffmann } 60462232bf4SGerd Hoffmann 60562232bf4SGerd Hoffmann /* create a surface for this scanout */ 60662232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, ss.resource_id); 60762232bf4SGerd Hoffmann if (!res) { 60862232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 60962232bf4SGerd Hoffmann __func__, ss.resource_id); 61062232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 61162232bf4SGerd Hoffmann return; 61262232bf4SGerd Hoffmann } 61362232bf4SGerd Hoffmann 61462232bf4SGerd Hoffmann if (ss.r.x > res->width || 61562232bf4SGerd Hoffmann ss.r.y > res->height || 616da35f7f1SGerd Hoffmann ss.r.width < 16 || 617da35f7f1SGerd Hoffmann ss.r.height < 16 || 61862232bf4SGerd Hoffmann ss.r.width > res->width || 61962232bf4SGerd Hoffmann ss.r.height > res->height || 62062232bf4SGerd Hoffmann ss.r.x + ss.r.width > res->width || 62162232bf4SGerd Hoffmann ss.r.y + ss.r.height > res->height) { 62262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout %d bounds for" 62362232bf4SGerd Hoffmann " resource %d, (%d,%d)+%d,%d vs %d %d\n", 62462232bf4SGerd Hoffmann __func__, ss.scanout_id, ss.resource_id, ss.r.x, ss.r.y, 62562232bf4SGerd Hoffmann ss.r.width, ss.r.height, res->width, res->height); 62662232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 62762232bf4SGerd Hoffmann return; 62862232bf4SGerd Hoffmann } 62962232bf4SGerd Hoffmann 63062232bf4SGerd Hoffmann scanout = &g->scanout[ss.scanout_id]; 63162232bf4SGerd Hoffmann 63262232bf4SGerd Hoffmann format = pixman_image_get_format(res->image); 633e5f99037SMarc-André Lureau bpp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(format), 8); 63462232bf4SGerd Hoffmann offset = (ss.r.x * bpp) + ss.r.y * pixman_image_get_stride(res->image); 63562232bf4SGerd Hoffmann if (!scanout->ds || surface_data(scanout->ds) 63662232bf4SGerd Hoffmann != ((uint8_t *)pixman_image_get_data(res->image) + offset) || 63762232bf4SGerd Hoffmann scanout->width != ss.r.width || 63862232bf4SGerd Hoffmann scanout->height != ss.r.height) { 639fa06e5cbSGerd Hoffmann pixman_image_t *rect; 640fa06e5cbSGerd Hoffmann void *ptr = (uint8_t *)pixman_image_get_data(res->image) + offset; 641fa06e5cbSGerd Hoffmann rect = pixman_image_create_bits(format, ss.r.width, ss.r.height, ptr, 642fa06e5cbSGerd Hoffmann pixman_image_get_stride(res->image)); 643fa06e5cbSGerd Hoffmann pixman_image_ref(res->image); 644fa06e5cbSGerd Hoffmann pixman_image_set_destroy_function(rect, virtio_unref_resource, 645fa06e5cbSGerd Hoffmann res->image); 64662232bf4SGerd Hoffmann /* realloc the surface ptr */ 647fa06e5cbSGerd Hoffmann scanout->ds = qemu_create_displaysurface_pixman(rect); 64862232bf4SGerd Hoffmann if (!scanout->ds) { 64962232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 65062232bf4SGerd Hoffmann return; 65162232bf4SGerd Hoffmann } 652dd248ed7SLi Qiang pixman_image_unref(rect); 65362232bf4SGerd Hoffmann dpy_gfx_replace_surface(g->scanout[ss.scanout_id].con, scanout->ds); 65462232bf4SGerd Hoffmann } 65562232bf4SGerd Hoffmann 656c806cfa0SGerd Hoffmann ores = virtio_gpu_find_resource(g, scanout->resource_id); 657c806cfa0SGerd Hoffmann if (ores) { 658c806cfa0SGerd Hoffmann ores->scanout_bitmask &= ~(1 << ss.scanout_id); 659c806cfa0SGerd Hoffmann } 660c806cfa0SGerd Hoffmann 66162232bf4SGerd Hoffmann res->scanout_bitmask |= (1 << ss.scanout_id); 66262232bf4SGerd Hoffmann scanout->resource_id = ss.resource_id; 66362232bf4SGerd Hoffmann scanout->x = ss.r.x; 66462232bf4SGerd Hoffmann scanout->y = ss.r.y; 66562232bf4SGerd Hoffmann scanout->width = ss.r.width; 66662232bf4SGerd Hoffmann scanout->height = ss.r.height; 66762232bf4SGerd Hoffmann } 66862232bf4SGerd Hoffmann 6693bb68f79SGerd Hoffmann int virtio_gpu_create_mapping_iov(VirtIOGPU *g, 6703bb68f79SGerd Hoffmann struct virtio_gpu_resource_attach_backing *ab, 67162232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 6720c244e50SGerd Hoffmann uint64_t **addr, struct iovec **iov) 67362232bf4SGerd Hoffmann { 67462232bf4SGerd Hoffmann struct virtio_gpu_mem_entry *ents; 67562232bf4SGerd Hoffmann size_t esize, s; 67662232bf4SGerd Hoffmann int i; 67762232bf4SGerd Hoffmann 67862232bf4SGerd Hoffmann if (ab->nr_entries > 16384) { 67962232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 6802c84167bSGerd Hoffmann "%s: nr_entries is too big (%d > 16384)\n", 68162232bf4SGerd Hoffmann __func__, ab->nr_entries); 68262232bf4SGerd Hoffmann return -1; 68362232bf4SGerd Hoffmann } 68462232bf4SGerd Hoffmann 68562232bf4SGerd Hoffmann esize = sizeof(*ents) * ab->nr_entries; 68662232bf4SGerd Hoffmann ents = g_malloc(esize); 68762232bf4SGerd Hoffmann s = iov_to_buf(cmd->elem.out_sg, cmd->elem.out_num, 68862232bf4SGerd Hoffmann sizeof(*ab), ents, esize); 68962232bf4SGerd Hoffmann if (s != esize) { 69062232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 69162232bf4SGerd Hoffmann "%s: command data size incorrect %zu vs %zu\n", 69262232bf4SGerd Hoffmann __func__, s, esize); 69362232bf4SGerd Hoffmann g_free(ents); 69462232bf4SGerd Hoffmann return -1; 69562232bf4SGerd Hoffmann } 69662232bf4SGerd Hoffmann 69762232bf4SGerd Hoffmann *iov = g_malloc0(sizeof(struct iovec) * ab->nr_entries); 6980c244e50SGerd Hoffmann if (addr) { 6990c244e50SGerd Hoffmann *addr = g_malloc0(sizeof(uint64_t) * ab->nr_entries); 7000c244e50SGerd Hoffmann } 70162232bf4SGerd Hoffmann for (i = 0; i < ab->nr_entries; i++) { 7021715d6b5SFarhan Ali uint64_t a = le64_to_cpu(ents[i].addr); 7031715d6b5SFarhan Ali uint32_t l = le32_to_cpu(ents[i].length); 7041715d6b5SFarhan Ali hwaddr len = l; 7051715d6b5SFarhan Ali (*iov)[i].iov_len = l; 7068da132a5SGerd Hoffmann (*iov)[i].iov_base = dma_memory_map(VIRTIO_DEVICE(g)->dma_as, 7078da132a5SGerd Hoffmann a, &len, DMA_DIRECTION_TO_DEVICE); 7080c244e50SGerd Hoffmann if (addr) { 7091715d6b5SFarhan Ali (*addr)[i] = a; 7100c244e50SGerd Hoffmann } 7111715d6b5SFarhan Ali if (!(*iov)[i].iov_base || len != l) { 71262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: failed to map MMIO memory for" 71362232bf4SGerd Hoffmann " resource %d element %d\n", 71462232bf4SGerd Hoffmann __func__, ab->resource_id, i); 7153bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping_iov(g, *iov, i); 71662232bf4SGerd Hoffmann g_free(ents); 71762232bf4SGerd Hoffmann *iov = NULL; 7180c244e50SGerd Hoffmann if (addr) { 7190c244e50SGerd Hoffmann g_free(*addr); 7200c244e50SGerd Hoffmann *addr = NULL; 7210c244e50SGerd Hoffmann } 72262232bf4SGerd Hoffmann return -1; 72362232bf4SGerd Hoffmann } 72462232bf4SGerd Hoffmann } 72562232bf4SGerd Hoffmann g_free(ents); 72662232bf4SGerd Hoffmann return 0; 72762232bf4SGerd Hoffmann } 72862232bf4SGerd Hoffmann 7293bb68f79SGerd Hoffmann void virtio_gpu_cleanup_mapping_iov(VirtIOGPU *g, 7303bb68f79SGerd Hoffmann struct iovec *iov, uint32_t count) 73162232bf4SGerd Hoffmann { 73262232bf4SGerd Hoffmann int i; 73362232bf4SGerd Hoffmann 73462232bf4SGerd Hoffmann for (i = 0; i < count; i++) { 7358da132a5SGerd Hoffmann dma_memory_unmap(VIRTIO_DEVICE(g)->dma_as, 7368da132a5SGerd Hoffmann iov[i].iov_base, iov[i].iov_len, 7378da132a5SGerd Hoffmann DMA_DIRECTION_TO_DEVICE, 73862232bf4SGerd Hoffmann iov[i].iov_len); 73962232bf4SGerd Hoffmann } 7407f3be0f2SGerd Hoffmann g_free(iov); 74162232bf4SGerd Hoffmann } 74262232bf4SGerd Hoffmann 7433bb68f79SGerd Hoffmann static void virtio_gpu_cleanup_mapping(VirtIOGPU *g, 7443bb68f79SGerd Hoffmann struct virtio_gpu_simple_resource *res) 74562232bf4SGerd Hoffmann { 7463bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping_iov(g, res->iov, res->iov_cnt); 74762232bf4SGerd Hoffmann res->iov = NULL; 74862232bf4SGerd Hoffmann res->iov_cnt = 0; 7490c244e50SGerd Hoffmann g_free(res->addrs); 7500c244e50SGerd Hoffmann res->addrs = NULL; 75162232bf4SGerd Hoffmann } 75262232bf4SGerd Hoffmann 75362232bf4SGerd Hoffmann static void 75462232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(VirtIOGPU *g, 75562232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 75662232bf4SGerd Hoffmann { 75762232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 75862232bf4SGerd Hoffmann struct virtio_gpu_resource_attach_backing ab; 75962232bf4SGerd Hoffmann int ret; 76062232bf4SGerd Hoffmann 76162232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ab); 7621715d6b5SFarhan Ali virtio_gpu_bswap_32(&ab, sizeof(ab)); 76362232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_attach(ab.resource_id); 76462232bf4SGerd Hoffmann 76562232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, ab.resource_id); 76662232bf4SGerd Hoffmann if (!res) { 76762232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 76862232bf4SGerd Hoffmann __func__, ab.resource_id); 76962232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 77062232bf4SGerd Hoffmann return; 77162232bf4SGerd Hoffmann } 77262232bf4SGerd Hoffmann 773204f01b3SLi Qiang if (res->iov) { 774204f01b3SLi Qiang cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 775204f01b3SLi Qiang return; 776204f01b3SLi Qiang } 777204f01b3SLi Qiang 7783bb68f79SGerd Hoffmann ret = virtio_gpu_create_mapping_iov(g, &ab, cmd, &res->addrs, &res->iov); 77962232bf4SGerd Hoffmann if (ret != 0) { 78062232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 78162232bf4SGerd Hoffmann return; 78262232bf4SGerd Hoffmann } 78362232bf4SGerd Hoffmann 78462232bf4SGerd Hoffmann res->iov_cnt = ab.nr_entries; 78562232bf4SGerd Hoffmann } 78662232bf4SGerd Hoffmann 78762232bf4SGerd Hoffmann static void 78862232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(VirtIOGPU *g, 78962232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 79062232bf4SGerd Hoffmann { 79162232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 79262232bf4SGerd Hoffmann struct virtio_gpu_resource_detach_backing detach; 79362232bf4SGerd Hoffmann 79462232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(detach); 7951715d6b5SFarhan Ali virtio_gpu_bswap_32(&detach, sizeof(detach)); 79662232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_detach(detach.resource_id); 79762232bf4SGerd Hoffmann 79862232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, detach.resource_id); 79962232bf4SGerd Hoffmann if (!res || !res->iov) { 80062232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 80162232bf4SGerd Hoffmann __func__, detach.resource_id); 80262232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 80362232bf4SGerd Hoffmann return; 80462232bf4SGerd Hoffmann } 8053bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 80662232bf4SGerd Hoffmann } 80762232bf4SGerd Hoffmann 80862232bf4SGerd Hoffmann static void virtio_gpu_simple_process_cmd(VirtIOGPU *g, 80962232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 81062232bf4SGerd Hoffmann { 81162232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(cmd->cmd_hdr); 8121715d6b5SFarhan Ali virtio_gpu_ctrl_hdr_bswap(&cmd->cmd_hdr); 81362232bf4SGerd Hoffmann 81462232bf4SGerd Hoffmann switch (cmd->cmd_hdr.type) { 81562232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_GET_DISPLAY_INFO: 81662232bf4SGerd Hoffmann virtio_gpu_get_display_info(g, cmd); 81762232bf4SGerd Hoffmann break; 8181ed2cb32SGerd Hoffmann case VIRTIO_GPU_CMD_GET_EDID: 8191ed2cb32SGerd Hoffmann virtio_gpu_get_edid(g, cmd); 8201ed2cb32SGerd Hoffmann break; 82162232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_CREATE_2D: 82262232bf4SGerd Hoffmann virtio_gpu_resource_create_2d(g, cmd); 82362232bf4SGerd Hoffmann break; 82462232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_UNREF: 82562232bf4SGerd Hoffmann virtio_gpu_resource_unref(g, cmd); 82662232bf4SGerd Hoffmann break; 82762232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_FLUSH: 82862232bf4SGerd Hoffmann virtio_gpu_resource_flush(g, cmd); 82962232bf4SGerd Hoffmann break; 83062232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_2D: 83162232bf4SGerd Hoffmann virtio_gpu_transfer_to_host_2d(g, cmd); 83262232bf4SGerd Hoffmann break; 83362232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_SET_SCANOUT: 83462232bf4SGerd Hoffmann virtio_gpu_set_scanout(g, cmd); 83562232bf4SGerd Hoffmann break; 83662232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING: 83762232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(g, cmd); 83862232bf4SGerd Hoffmann break; 83962232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_DETACH_BACKING: 84062232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(g, cmd); 84162232bf4SGerd Hoffmann break; 84262232bf4SGerd Hoffmann default: 84362232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 84462232bf4SGerd Hoffmann break; 84562232bf4SGerd Hoffmann } 84662232bf4SGerd Hoffmann if (!cmd->finished) { 84762232bf4SGerd Hoffmann virtio_gpu_ctrl_response_nodata(g, cmd, cmd->error ? cmd->error : 84862232bf4SGerd Hoffmann VIRTIO_GPU_RESP_OK_NODATA); 84962232bf4SGerd Hoffmann } 85062232bf4SGerd Hoffmann } 85162232bf4SGerd Hoffmann 85262232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl_cb(VirtIODevice *vdev, VirtQueue *vq) 85362232bf4SGerd Hoffmann { 85462232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 85562232bf4SGerd Hoffmann qemu_bh_schedule(g->ctrl_bh); 85662232bf4SGerd Hoffmann } 85762232bf4SGerd Hoffmann 85862232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor_cb(VirtIODevice *vdev, VirtQueue *vq) 85962232bf4SGerd Hoffmann { 86062232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 86162232bf4SGerd Hoffmann qemu_bh_schedule(g->cursor_bh); 86262232bf4SGerd Hoffmann } 86362232bf4SGerd Hoffmann 8640c55a1cfSGerd Hoffmann void virtio_gpu_process_cmdq(VirtIOGPU *g) 8653eb769fdSGerd Hoffmann { 8663eb769fdSGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 8673eb769fdSGerd Hoffmann 8683eb769fdSGerd Hoffmann while (!QTAILQ_EMPTY(&g->cmdq)) { 8693eb769fdSGerd Hoffmann cmd = QTAILQ_FIRST(&g->cmdq); 8703eb769fdSGerd Hoffmann 8719a6d74c0SMarc-André Lureau if (g->renderer_blocked) { 8720c55a1cfSGerd Hoffmann break; 8730c55a1cfSGerd Hoffmann } 874ad341aacSMarc-André Lureau 875ad341aacSMarc-André Lureau /* process command */ 876ad341aacSMarc-André Lureau VIRGL(g, virtio_gpu_virgl_process_cmd, virtio_gpu_simple_process_cmd, 877ad341aacSMarc-André Lureau g, cmd); 878ad341aacSMarc-André Lureau 8793eb769fdSGerd Hoffmann QTAILQ_REMOVE(&g->cmdq, cmd, next); 8803eb769fdSGerd Hoffmann if (virtio_gpu_stats_enabled(g->conf)) { 8813eb769fdSGerd Hoffmann g->stats.requests++; 8823eb769fdSGerd Hoffmann } 8833eb769fdSGerd Hoffmann 8843eb769fdSGerd Hoffmann if (!cmd->finished) { 8853eb769fdSGerd Hoffmann QTAILQ_INSERT_TAIL(&g->fenceq, cmd, next); 8863eb769fdSGerd Hoffmann g->inflight++; 8873eb769fdSGerd Hoffmann if (virtio_gpu_stats_enabled(g->conf)) { 8883eb769fdSGerd Hoffmann if (g->stats.max_inflight < g->inflight) { 8893eb769fdSGerd Hoffmann g->stats.max_inflight = g->inflight; 8903eb769fdSGerd Hoffmann } 8913eb769fdSGerd Hoffmann fprintf(stderr, "inflight: %3d (+)\r", g->inflight); 8923eb769fdSGerd Hoffmann } 8933eb769fdSGerd Hoffmann } else { 8943eb769fdSGerd Hoffmann g_free(cmd); 8953eb769fdSGerd Hoffmann } 8963eb769fdSGerd Hoffmann } 8973eb769fdSGerd Hoffmann } 8983eb769fdSGerd Hoffmann 89962232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq) 90062232bf4SGerd Hoffmann { 90162232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 90262232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 90362232bf4SGerd Hoffmann 90462232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 90562232bf4SGerd Hoffmann return; 90662232bf4SGerd Hoffmann } 90762232bf4SGerd Hoffmann 9089d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 9099d9e1521SGerd Hoffmann if (!g->renderer_inited && g->use_virgl_renderer) { 9109d9e1521SGerd Hoffmann virtio_gpu_virgl_init(g); 9119d9e1521SGerd Hoffmann g->renderer_inited = true; 9129d9e1521SGerd Hoffmann } 9139d9e1521SGerd Hoffmann #endif 9149d9e1521SGerd Hoffmann 91551b19ebeSPaolo Bonzini cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); 91651b19ebeSPaolo Bonzini while (cmd) { 91762232bf4SGerd Hoffmann cmd->vq = vq; 91862232bf4SGerd Hoffmann cmd->error = 0; 91962232bf4SGerd Hoffmann cmd->finished = false; 9203eb769fdSGerd Hoffmann QTAILQ_INSERT_TAIL(&g->cmdq, cmd, next); 92151b19ebeSPaolo Bonzini cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); 92262232bf4SGerd Hoffmann } 9239d9e1521SGerd Hoffmann 9243eb769fdSGerd Hoffmann virtio_gpu_process_cmdq(g); 9253eb769fdSGerd Hoffmann 9269d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 9279d9e1521SGerd Hoffmann if (g->use_virgl_renderer) { 9289d9e1521SGerd Hoffmann virtio_gpu_virgl_fence_poll(g); 9299d9e1521SGerd Hoffmann } 9309d9e1521SGerd Hoffmann #endif 93162232bf4SGerd Hoffmann } 93262232bf4SGerd Hoffmann 93362232bf4SGerd Hoffmann static void virtio_gpu_ctrl_bh(void *opaque) 93462232bf4SGerd Hoffmann { 93562232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 93662232bf4SGerd Hoffmann virtio_gpu_handle_ctrl(&g->parent_obj, g->ctrl_vq); 93762232bf4SGerd Hoffmann } 93862232bf4SGerd Hoffmann 93962232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor(VirtIODevice *vdev, VirtQueue *vq) 94062232bf4SGerd Hoffmann { 94162232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 94251b19ebeSPaolo Bonzini VirtQueueElement *elem; 94362232bf4SGerd Hoffmann size_t s; 94462232bf4SGerd Hoffmann struct virtio_gpu_update_cursor cursor_info; 94562232bf4SGerd Hoffmann 94662232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 94762232bf4SGerd Hoffmann return; 94862232bf4SGerd Hoffmann } 94951b19ebeSPaolo Bonzini for (;;) { 95051b19ebeSPaolo Bonzini elem = virtqueue_pop(vq, sizeof(VirtQueueElement)); 95151b19ebeSPaolo Bonzini if (!elem) { 95251b19ebeSPaolo Bonzini break; 95351b19ebeSPaolo Bonzini } 95451b19ebeSPaolo Bonzini 95551b19ebeSPaolo Bonzini s = iov_to_buf(elem->out_sg, elem->out_num, 0, 95662232bf4SGerd Hoffmann &cursor_info, sizeof(cursor_info)); 95762232bf4SGerd Hoffmann if (s != sizeof(cursor_info)) { 95862232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 95962232bf4SGerd Hoffmann "%s: cursor size incorrect %zu vs %zu\n", 96062232bf4SGerd Hoffmann __func__, s, sizeof(cursor_info)); 96162232bf4SGerd Hoffmann } else { 9621715d6b5SFarhan Ali virtio_gpu_bswap_32(&cursor_info, sizeof(cursor_info)); 96362232bf4SGerd Hoffmann update_cursor(g, &cursor_info); 96462232bf4SGerd Hoffmann } 96551b19ebeSPaolo Bonzini virtqueue_push(vq, elem, 0); 96662232bf4SGerd Hoffmann virtio_notify(vdev, vq); 96751b19ebeSPaolo Bonzini g_free(elem); 96862232bf4SGerd Hoffmann } 96962232bf4SGerd Hoffmann } 97062232bf4SGerd Hoffmann 97162232bf4SGerd Hoffmann static void virtio_gpu_cursor_bh(void *opaque) 97262232bf4SGerd Hoffmann { 97362232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 97462232bf4SGerd Hoffmann virtio_gpu_handle_cursor(&g->parent_obj, g->cursor_vq); 97562232bf4SGerd Hoffmann } 97662232bf4SGerd Hoffmann 97762232bf4SGerd Hoffmann static void virtio_gpu_invalidate_display(void *opaque) 97862232bf4SGerd Hoffmann { 97962232bf4SGerd Hoffmann } 98062232bf4SGerd Hoffmann 98162232bf4SGerd Hoffmann static void virtio_gpu_update_display(void *opaque) 98262232bf4SGerd Hoffmann { 98362232bf4SGerd Hoffmann } 98462232bf4SGerd Hoffmann 98562232bf4SGerd Hoffmann static void virtio_gpu_text_update(void *opaque, console_ch_t *chardata) 98662232bf4SGerd Hoffmann { 98762232bf4SGerd Hoffmann } 98862232bf4SGerd Hoffmann 98962232bf4SGerd Hoffmann static int virtio_gpu_ui_info(void *opaque, uint32_t idx, QemuUIInfo *info) 99062232bf4SGerd Hoffmann { 99162232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 99262232bf4SGerd Hoffmann 9936b860806SMarc-André Lureau if (idx >= g->conf.max_outputs) { 99462232bf4SGerd Hoffmann return -1; 99562232bf4SGerd Hoffmann } 99662232bf4SGerd Hoffmann 99762232bf4SGerd Hoffmann g->req_state[idx].x = info->xoff; 99862232bf4SGerd Hoffmann g->req_state[idx].y = info->yoff; 99962232bf4SGerd Hoffmann g->req_state[idx].width = info->width; 100062232bf4SGerd Hoffmann g->req_state[idx].height = info->height; 100162232bf4SGerd Hoffmann 100262232bf4SGerd Hoffmann if (info->width && info->height) { 100362232bf4SGerd Hoffmann g->enabled_output_bitmask |= (1 << idx); 100462232bf4SGerd Hoffmann } else { 100562232bf4SGerd Hoffmann g->enabled_output_bitmask &= ~(1 << idx); 100662232bf4SGerd Hoffmann } 100762232bf4SGerd Hoffmann 100862232bf4SGerd Hoffmann /* send event to guest */ 100962232bf4SGerd Hoffmann virtio_gpu_notify_event(g, VIRTIO_GPU_EVENT_DISPLAY); 101062232bf4SGerd Hoffmann return 0; 101162232bf4SGerd Hoffmann } 101262232bf4SGerd Hoffmann 1013ad341aacSMarc-André Lureau static void virtio_gpu_gl_block(void *opaque, bool block) 1014ad341aacSMarc-André Lureau { 1015ad341aacSMarc-André Lureau VirtIOGPU *g = opaque; 1016ad341aacSMarc-André Lureau 1017ad341aacSMarc-André Lureau if (block) { 1018ad341aacSMarc-André Lureau g->renderer_blocked++; 1019ad341aacSMarc-André Lureau } else { 1020ad341aacSMarc-André Lureau g->renderer_blocked--; 1021ad341aacSMarc-André Lureau } 1022ad341aacSMarc-André Lureau assert(g->renderer_blocked >= 0); 1023ad341aacSMarc-André Lureau 1024ad341aacSMarc-André Lureau if (g->renderer_blocked == 0) { 10259032e3d7SGerd Hoffmann #ifdef CONFIG_VIRGL 10269032e3d7SGerd Hoffmann if (g->renderer_reset) { 10279032e3d7SGerd Hoffmann g->renderer_reset = false; 10289032e3d7SGerd Hoffmann virtio_gpu_virgl_reset(g); 10299032e3d7SGerd Hoffmann } 10309032e3d7SGerd Hoffmann #endif 1031ad341aacSMarc-André Lureau virtio_gpu_process_cmdq(g); 1032ad341aacSMarc-André Lureau } 1033ad341aacSMarc-André Lureau } 1034ad341aacSMarc-André Lureau 103562232bf4SGerd Hoffmann const GraphicHwOps virtio_gpu_ops = { 103662232bf4SGerd Hoffmann .invalidate = virtio_gpu_invalidate_display, 103762232bf4SGerd Hoffmann .gfx_update = virtio_gpu_update_display, 103862232bf4SGerd Hoffmann .text_update = virtio_gpu_text_update, 103962232bf4SGerd Hoffmann .ui_info = virtio_gpu_ui_info, 1040321c9adbSGerd Hoffmann .gl_block = virtio_gpu_gl_block, 104162232bf4SGerd Hoffmann }; 104262232bf4SGerd Hoffmann 10430c244e50SGerd Hoffmann static const VMStateDescription vmstate_virtio_gpu_scanout = { 10440c244e50SGerd Hoffmann .name = "virtio-gpu-one-scanout", 10450c244e50SGerd Hoffmann .version_id = 1, 10460c244e50SGerd Hoffmann .fields = (VMStateField[]) { 10470c244e50SGerd Hoffmann VMSTATE_UINT32(resource_id, struct virtio_gpu_scanout), 10480c244e50SGerd Hoffmann VMSTATE_UINT32(width, struct virtio_gpu_scanout), 10490c244e50SGerd Hoffmann VMSTATE_UINT32(height, struct virtio_gpu_scanout), 10500c244e50SGerd Hoffmann VMSTATE_INT32(x, struct virtio_gpu_scanout), 10510c244e50SGerd Hoffmann VMSTATE_INT32(y, struct virtio_gpu_scanout), 10520c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.resource_id, struct virtio_gpu_scanout), 10530c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.hot_x, struct virtio_gpu_scanout), 10540c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.hot_y, struct virtio_gpu_scanout), 10550c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.pos.x, struct virtio_gpu_scanout), 10560c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.pos.y, struct virtio_gpu_scanout), 10570c244e50SGerd Hoffmann VMSTATE_END_OF_LIST() 10580c244e50SGerd Hoffmann }, 10590c244e50SGerd Hoffmann }; 10600c244e50SGerd Hoffmann 10610c244e50SGerd Hoffmann static const VMStateDescription vmstate_virtio_gpu_scanouts = { 10620c244e50SGerd Hoffmann .name = "virtio-gpu-scanouts", 10630c244e50SGerd Hoffmann .version_id = 1, 10640c244e50SGerd Hoffmann .fields = (VMStateField[]) { 10650c244e50SGerd Hoffmann VMSTATE_INT32(enable, struct VirtIOGPU), 1066d2164ad3SHalil Pasic VMSTATE_UINT32_EQUAL(conf.max_outputs, struct VirtIOGPU, NULL), 10670c244e50SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(scanout, struct VirtIOGPU, 10680c244e50SGerd Hoffmann conf.max_outputs, 1, 10690c244e50SGerd Hoffmann vmstate_virtio_gpu_scanout, 10700c244e50SGerd Hoffmann struct virtio_gpu_scanout), 10710c244e50SGerd Hoffmann VMSTATE_END_OF_LIST() 10720c244e50SGerd Hoffmann }, 10730c244e50SGerd Hoffmann }; 10740c244e50SGerd Hoffmann 10752c21ee76SJianjun Duan static int virtio_gpu_save(QEMUFile *f, void *opaque, size_t size, 107603fee66fSMarc-André Lureau const VMStateField *field, QJSON *vmdesc) 10770c244e50SGerd Hoffmann { 10780c244e50SGerd Hoffmann VirtIOGPU *g = opaque; 10790c244e50SGerd Hoffmann struct virtio_gpu_simple_resource *res; 10800c244e50SGerd Hoffmann int i; 10810c244e50SGerd Hoffmann 10820c244e50SGerd Hoffmann /* in 2d mode we should never find unprocessed commands here */ 10830c244e50SGerd Hoffmann assert(QTAILQ_EMPTY(&g->cmdq)); 10840c244e50SGerd Hoffmann 10850c244e50SGerd Hoffmann QTAILQ_FOREACH(res, &g->reslist, next) { 10860c244e50SGerd Hoffmann qemu_put_be32(f, res->resource_id); 10870c244e50SGerd Hoffmann qemu_put_be32(f, res->width); 10880c244e50SGerd Hoffmann qemu_put_be32(f, res->height); 10890c244e50SGerd Hoffmann qemu_put_be32(f, res->format); 10900c244e50SGerd Hoffmann qemu_put_be32(f, res->iov_cnt); 10910c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 10920c244e50SGerd Hoffmann qemu_put_be64(f, res->addrs[i]); 10930c244e50SGerd Hoffmann qemu_put_be32(f, res->iov[i].iov_len); 10940c244e50SGerd Hoffmann } 10950c244e50SGerd Hoffmann qemu_put_buffer(f, (void *)pixman_image_get_data(res->image), 10960c244e50SGerd Hoffmann pixman_image_get_stride(res->image) * res->height); 10970c244e50SGerd Hoffmann } 10980c244e50SGerd Hoffmann qemu_put_be32(f, 0); /* end of list */ 10990c244e50SGerd Hoffmann 11002f168d07SDr. David Alan Gilbert return vmstate_save_state(f, &vmstate_virtio_gpu_scanouts, g, NULL); 11010c244e50SGerd Hoffmann } 11020c244e50SGerd Hoffmann 11032c21ee76SJianjun Duan static int virtio_gpu_load(QEMUFile *f, void *opaque, size_t size, 110403fee66fSMarc-André Lureau const VMStateField *field) 11050c244e50SGerd Hoffmann { 11060c244e50SGerd Hoffmann VirtIOGPU *g = opaque; 11070c244e50SGerd Hoffmann struct virtio_gpu_simple_resource *res; 11080c244e50SGerd Hoffmann struct virtio_gpu_scanout *scanout; 11090c244e50SGerd Hoffmann uint32_t resource_id, pformat; 11108a502efdSHalil Pasic int i; 11110c244e50SGerd Hoffmann 1112039aa5dbSPeter Maydell g->hostmem = 0; 1113039aa5dbSPeter Maydell 11140c244e50SGerd Hoffmann resource_id = qemu_get_be32(f); 11150c244e50SGerd Hoffmann while (resource_id != 0) { 11160c244e50SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 11170c244e50SGerd Hoffmann res->resource_id = resource_id; 11180c244e50SGerd Hoffmann res->width = qemu_get_be32(f); 11190c244e50SGerd Hoffmann res->height = qemu_get_be32(f); 11200c244e50SGerd Hoffmann res->format = qemu_get_be32(f); 11210c244e50SGerd Hoffmann res->iov_cnt = qemu_get_be32(f); 11220c244e50SGerd Hoffmann 11230c244e50SGerd Hoffmann /* allocate */ 1124*83a7d3c0SMarc-André Lureau pformat = virtio_gpu_get_pixman_format(res->format); 11250c244e50SGerd Hoffmann if (!pformat) { 1126c84f0f25SPeter Maydell g_free(res); 11270c244e50SGerd Hoffmann return -EINVAL; 11280c244e50SGerd Hoffmann } 11290c244e50SGerd Hoffmann res->image = pixman_image_create_bits(pformat, 11300c244e50SGerd Hoffmann res->width, res->height, 11310c244e50SGerd Hoffmann NULL, 0); 11320c244e50SGerd Hoffmann if (!res->image) { 1133c84f0f25SPeter Maydell g_free(res); 11340c244e50SGerd Hoffmann return -EINVAL; 11350c244e50SGerd Hoffmann } 11360c244e50SGerd Hoffmann 1137c53f5b89STao Wu res->hostmem = calc_image_hostmem(pformat, res->width, res->height); 1138039aa5dbSPeter Maydell 11390c244e50SGerd Hoffmann res->addrs = g_new(uint64_t, res->iov_cnt); 11400c244e50SGerd Hoffmann res->iov = g_new(struct iovec, res->iov_cnt); 11410c244e50SGerd Hoffmann 11420c244e50SGerd Hoffmann /* read data */ 11430c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 11440c244e50SGerd Hoffmann res->addrs[i] = qemu_get_be64(f); 11450c244e50SGerd Hoffmann res->iov[i].iov_len = qemu_get_be32(f); 11460c244e50SGerd Hoffmann } 11470c244e50SGerd Hoffmann qemu_get_buffer(f, (void *)pixman_image_get_data(res->image), 11480c244e50SGerd Hoffmann pixman_image_get_stride(res->image) * res->height); 11490c244e50SGerd Hoffmann 11500c244e50SGerd Hoffmann /* restore mapping */ 11510c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 11520c244e50SGerd Hoffmann hwaddr len = res->iov[i].iov_len; 11530c244e50SGerd Hoffmann res->iov[i].iov_base = 11548da132a5SGerd Hoffmann dma_memory_map(VIRTIO_DEVICE(g)->dma_as, 11558da132a5SGerd Hoffmann res->addrs[i], &len, DMA_DIRECTION_TO_DEVICE); 11563bb68f79SGerd Hoffmann 11570c244e50SGerd Hoffmann if (!res->iov[i].iov_base || len != res->iov[i].iov_len) { 1158c84f0f25SPeter Maydell /* Clean up the half-a-mapping we just created... */ 1159c84f0f25SPeter Maydell if (res->iov[i].iov_base) { 11608da132a5SGerd Hoffmann dma_memory_unmap(VIRTIO_DEVICE(g)->dma_as, 11618da132a5SGerd Hoffmann res->iov[i].iov_base, 11628da132a5SGerd Hoffmann res->iov[i].iov_len, 11638da132a5SGerd Hoffmann DMA_DIRECTION_TO_DEVICE, 11648da132a5SGerd Hoffmann res->iov[i].iov_len); 1165c84f0f25SPeter Maydell } 1166c84f0f25SPeter Maydell /* ...and the mappings for previous loop iterations */ 1167c84f0f25SPeter Maydell res->iov_cnt = i; 11683bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 1169c84f0f25SPeter Maydell pixman_image_unref(res->image); 1170c84f0f25SPeter Maydell g_free(res); 11710c244e50SGerd Hoffmann return -EINVAL; 11720c244e50SGerd Hoffmann } 11730c244e50SGerd Hoffmann } 11740c244e50SGerd Hoffmann 11750c244e50SGerd Hoffmann QTAILQ_INSERT_HEAD(&g->reslist, res, next); 1176039aa5dbSPeter Maydell g->hostmem += res->hostmem; 11770c244e50SGerd Hoffmann 11780c244e50SGerd Hoffmann resource_id = qemu_get_be32(f); 11790c244e50SGerd Hoffmann } 11800c244e50SGerd Hoffmann 11810c244e50SGerd Hoffmann /* load & apply scanout state */ 11820c244e50SGerd Hoffmann vmstate_load_state(f, &vmstate_virtio_gpu_scanouts, g, 1); 11830c244e50SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 11840c244e50SGerd Hoffmann scanout = &g->scanout[i]; 11850c244e50SGerd Hoffmann if (!scanout->resource_id) { 11860c244e50SGerd Hoffmann continue; 11870c244e50SGerd Hoffmann } 11880c244e50SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 11890c244e50SGerd Hoffmann if (!res) { 11900c244e50SGerd Hoffmann return -EINVAL; 11910c244e50SGerd Hoffmann } 11920c244e50SGerd Hoffmann scanout->ds = qemu_create_displaysurface_pixman(res->image); 11930c244e50SGerd Hoffmann if (!scanout->ds) { 11940c244e50SGerd Hoffmann return -EINVAL; 11950c244e50SGerd Hoffmann } 11960c244e50SGerd Hoffmann 11970c244e50SGerd Hoffmann dpy_gfx_replace_surface(scanout->con, scanout->ds); 119891155f8bSGerd Hoffmann dpy_gfx_update_full(scanout->con); 119910750ee0SGerd Hoffmann if (scanout->cursor.resource_id) { 12000c244e50SGerd Hoffmann update_cursor(g, &scanout->cursor); 120110750ee0SGerd Hoffmann } 12020c244e50SGerd Hoffmann res->scanout_bitmask |= (1 << i); 12030c244e50SGerd Hoffmann } 12040c244e50SGerd Hoffmann 12050c244e50SGerd Hoffmann return 0; 12060c244e50SGerd Hoffmann } 12070c244e50SGerd Hoffmann 120862232bf4SGerd Hoffmann static void virtio_gpu_device_realize(DeviceState *qdev, Error **errp) 120962232bf4SGerd Hoffmann { 121062232bf4SGerd Hoffmann VirtIODevice *vdev = VIRTIO_DEVICE(qdev); 121162232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(qdev); 12129d9e1521SGerd Hoffmann bool have_virgl; 1213fe44dc91SAshijeet Acharya Error *local_err = NULL; 121462232bf4SGerd Hoffmann int i; 121562232bf4SGerd Hoffmann 1216acfc4846SMarc-André Lureau if (g->conf.max_outputs > VIRTIO_GPU_MAX_SCANOUTS) { 1217acfc4846SMarc-André Lureau error_setg(errp, "invalid max_outputs > %d", VIRTIO_GPU_MAX_SCANOUTS); 12185e3d741cSMarc-André Lureau return; 12195e3d741cSMarc-André Lureau } 12205e3d741cSMarc-André Lureau 12219d9e1521SGerd Hoffmann g->use_virgl_renderer = false; 12229d9e1521SGerd Hoffmann #if !defined(CONFIG_VIRGL) || defined(HOST_WORDS_BIGENDIAN) 12239d9e1521SGerd Hoffmann have_virgl = false; 12249d9e1521SGerd Hoffmann #else 12259d9e1521SGerd Hoffmann have_virgl = display_opengl; 12269d9e1521SGerd Hoffmann #endif 12279d9e1521SGerd Hoffmann if (!have_virgl) { 12289d9e1521SGerd Hoffmann g->conf.flags &= ~(1 << VIRTIO_GPU_FLAG_VIRGL_ENABLED); 12299d9e1521SGerd Hoffmann } 12309d9e1521SGerd Hoffmann 12319d9e1521SGerd Hoffmann if (virtio_gpu_virgl_enabled(g->conf)) { 1232fe44dc91SAshijeet Acharya error_setg(&g->migration_blocker, "virgl is not yet migratable"); 1233fe44dc91SAshijeet Acharya migrate_add_blocker(g->migration_blocker, &local_err); 1234fe44dc91SAshijeet Acharya if (local_err) { 1235fe44dc91SAshijeet Acharya error_propagate(errp, local_err); 1236fe44dc91SAshijeet Acharya error_free(g->migration_blocker); 1237fe44dc91SAshijeet Acharya return; 1238fe44dc91SAshijeet Acharya } 1239fe44dc91SAshijeet Acharya } 1240fe44dc91SAshijeet Acharya 12411715d6b5SFarhan Ali g->virtio_config.num_scanouts = cpu_to_le32(g->conf.max_outputs); 1242fe44dc91SAshijeet Acharya virtio_init(VIRTIO_DEVICE(g), "virtio-gpu", VIRTIO_ID_GPU, 12434a9102c5SMarc-André Lureau sizeof(struct virtio_gpu_config)); 1244fe44dc91SAshijeet Acharya 1245729abb6aSGerd Hoffmann g->req_state[0].width = g->conf.xres; 1246729abb6aSGerd Hoffmann g->req_state[0].height = g->conf.yres; 1247fe44dc91SAshijeet Acharya 1248fe44dc91SAshijeet Acharya if (virtio_gpu_virgl_enabled(g->conf)) { 12499d9e1521SGerd Hoffmann /* use larger control queue in 3d mode */ 12509d9e1521SGerd Hoffmann g->ctrl_vq = virtio_add_queue(vdev, 256, virtio_gpu_handle_ctrl_cb); 12519d9e1521SGerd Hoffmann g->cursor_vq = virtio_add_queue(vdev, 16, virtio_gpu_handle_cursor_cb); 12525643cc94SDave Airlie 12535643cc94SDave Airlie #if defined(CONFIG_VIRGL) 12545643cc94SDave Airlie g->virtio_config.num_capsets = virtio_gpu_virgl_get_num_capsets(g); 12555643cc94SDave Airlie #else 12565643cc94SDave Airlie g->virtio_config.num_capsets = 0; 12575643cc94SDave Airlie #endif 12589d9e1521SGerd Hoffmann } else { 125962232bf4SGerd Hoffmann g->ctrl_vq = virtio_add_queue(vdev, 64, virtio_gpu_handle_ctrl_cb); 126062232bf4SGerd Hoffmann g->cursor_vq = virtio_add_queue(vdev, 16, virtio_gpu_handle_cursor_cb); 12619d9e1521SGerd Hoffmann } 126262232bf4SGerd Hoffmann 126362232bf4SGerd Hoffmann g->ctrl_bh = qemu_bh_new(virtio_gpu_ctrl_bh, g); 126462232bf4SGerd Hoffmann g->cursor_bh = qemu_bh_new(virtio_gpu_cursor_bh, g); 126562232bf4SGerd Hoffmann QTAILQ_INIT(&g->reslist); 12663eb769fdSGerd Hoffmann QTAILQ_INIT(&g->cmdq); 126762232bf4SGerd Hoffmann QTAILQ_INIT(&g->fenceq); 126862232bf4SGerd Hoffmann 126962232bf4SGerd Hoffmann g->enabled_output_bitmask = 1; 127062232bf4SGerd Hoffmann 127162232bf4SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 127262232bf4SGerd Hoffmann g->scanout[i].con = 127362232bf4SGerd Hoffmann graphic_console_init(DEVICE(g), i, &virtio_gpu_ops, g); 127462232bf4SGerd Hoffmann if (i > 0) { 127562232bf4SGerd Hoffmann dpy_gfx_replace_surface(g->scanout[i].con, NULL); 127662232bf4SGerd Hoffmann } 127762232bf4SGerd Hoffmann } 127862232bf4SGerd Hoffmann } 127962232bf4SGerd Hoffmann 1280de889221SDr. David Alan Gilbert static void virtio_gpu_device_unrealize(DeviceState *qdev, Error **errp) 1281de889221SDr. David Alan Gilbert { 1282de889221SDr. David Alan Gilbert VirtIOGPU *g = VIRTIO_GPU(qdev); 1283de889221SDr. David Alan Gilbert if (g->migration_blocker) { 1284de889221SDr. David Alan Gilbert migrate_del_blocker(g->migration_blocker); 1285de889221SDr. David Alan Gilbert error_free(g->migration_blocker); 1286de889221SDr. David Alan Gilbert } 1287de889221SDr. David Alan Gilbert } 1288de889221SDr. David Alan Gilbert 128962232bf4SGerd Hoffmann static void virtio_gpu_instance_init(Object *obj) 129062232bf4SGerd Hoffmann { 129162232bf4SGerd Hoffmann } 129262232bf4SGerd Hoffmann 12930be00346SGerd Hoffmann static void virtio_gpu_reset(VirtIODevice *vdev) 129462232bf4SGerd Hoffmann { 129562232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 129662232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res, *tmp; 1297dc84ed5bSGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 129862232bf4SGerd Hoffmann int i; 129962232bf4SGerd Hoffmann 130062232bf4SGerd Hoffmann g->enable = 0; 130162232bf4SGerd Hoffmann 130262232bf4SGerd Hoffmann QTAILQ_FOREACH_SAFE(res, &g->reslist, next, tmp) { 130362232bf4SGerd Hoffmann virtio_gpu_resource_destroy(g, res); 130462232bf4SGerd Hoffmann } 130562232bf4SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 130662232bf4SGerd Hoffmann g->scanout[i].resource_id = 0; 130762232bf4SGerd Hoffmann g->scanout[i].width = 0; 130862232bf4SGerd Hoffmann g->scanout[i].height = 0; 130962232bf4SGerd Hoffmann g->scanout[i].x = 0; 131062232bf4SGerd Hoffmann g->scanout[i].y = 0; 131162232bf4SGerd Hoffmann g->scanout[i].ds = NULL; 131262232bf4SGerd Hoffmann } 13139d9e1521SGerd Hoffmann 1314dc84ed5bSGerd Hoffmann while (!QTAILQ_EMPTY(&g->cmdq)) { 1315dc84ed5bSGerd Hoffmann cmd = QTAILQ_FIRST(&g->cmdq); 1316dc84ed5bSGerd Hoffmann QTAILQ_REMOVE(&g->cmdq, cmd, next); 1317dc84ed5bSGerd Hoffmann g_free(cmd); 1318dc84ed5bSGerd Hoffmann } 1319dc84ed5bSGerd Hoffmann 1320dc84ed5bSGerd Hoffmann while (!QTAILQ_EMPTY(&g->fenceq)) { 1321dc84ed5bSGerd Hoffmann cmd = QTAILQ_FIRST(&g->fenceq); 1322dc84ed5bSGerd Hoffmann QTAILQ_REMOVE(&g->fenceq, cmd, next); 1323dc84ed5bSGerd Hoffmann g->inflight--; 1324dc84ed5bSGerd Hoffmann g_free(cmd); 1325dc84ed5bSGerd Hoffmann } 1326dc84ed5bSGerd Hoffmann 13279d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 13289d9e1521SGerd Hoffmann if (g->use_virgl_renderer) { 13299032e3d7SGerd Hoffmann if (g->renderer_blocked) { 13309032e3d7SGerd Hoffmann g->renderer_reset = true; 13319032e3d7SGerd Hoffmann } else { 13329d9e1521SGerd Hoffmann virtio_gpu_virgl_reset(g); 13339032e3d7SGerd Hoffmann } 13349d9e1521SGerd Hoffmann g->use_virgl_renderer = 0; 13359d9e1521SGerd Hoffmann } 13369d9e1521SGerd Hoffmann #endif 133762232bf4SGerd Hoffmann } 133862232bf4SGerd Hoffmann 13398a502efdSHalil Pasic /* 13408a502efdSHalil Pasic * For historical reasons virtio_gpu does not adhere to virtio migration 13418a502efdSHalil Pasic * scheme as described in doc/virtio-migration.txt, in a sense that no 13428a502efdSHalil Pasic * save/load callback are provided to the core. Instead the device data 13438a502efdSHalil Pasic * is saved/loaded after the core data. 13448a502efdSHalil Pasic * 13458a502efdSHalil Pasic * Because of this we need a special vmsd. 13468a502efdSHalil Pasic */ 13478a502efdSHalil Pasic static const VMStateDescription vmstate_virtio_gpu = { 13488a502efdSHalil Pasic .name = "virtio-gpu", 13498a502efdSHalil Pasic .minimum_version_id = VIRTIO_GPU_VM_VERSION, 13508a502efdSHalil Pasic .version_id = VIRTIO_GPU_VM_VERSION, 13518a502efdSHalil Pasic .fields = (VMStateField[]) { 13528a502efdSHalil Pasic VMSTATE_VIRTIO_DEVICE /* core */, 13538a502efdSHalil Pasic { 13548a502efdSHalil Pasic .name = "virtio-gpu", 13558a502efdSHalil Pasic .info = &(const VMStateInfo) { 13568a502efdSHalil Pasic .name = "virtio-gpu", 13578a502efdSHalil Pasic .get = virtio_gpu_load, 13588a502efdSHalil Pasic .put = virtio_gpu_save, 13598a502efdSHalil Pasic }, 13608a502efdSHalil Pasic .flags = VMS_SINGLE, 13618a502efdSHalil Pasic } /* device */, 13628a502efdSHalil Pasic VMSTATE_END_OF_LIST() 13638a502efdSHalil Pasic }, 13648a502efdSHalil Pasic }; 13650fc07498SDr. David Alan Gilbert 136662232bf4SGerd Hoffmann static Property virtio_gpu_properties[] = { 1367b3409a31SGerd Hoffmann DEFINE_PROP_UINT32("max_outputs", VirtIOGPU, conf.max_outputs, 1), 1368f0353b0dSPhilippe Mathieu-Daudé DEFINE_PROP_SIZE("max_hostmem", VirtIOGPU, conf.max_hostmem, 256 * MiB), 13699d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 13709d9e1521SGerd Hoffmann DEFINE_PROP_BIT("virgl", VirtIOGPU, conf.flags, 13719d9e1521SGerd Hoffmann VIRTIO_GPU_FLAG_VIRGL_ENABLED, true), 13729d9e1521SGerd Hoffmann DEFINE_PROP_BIT("stats", VirtIOGPU, conf.flags, 13739d9e1521SGerd Hoffmann VIRTIO_GPU_FLAG_STATS_ENABLED, false), 13749d9e1521SGerd Hoffmann #endif 13751ed2cb32SGerd Hoffmann DEFINE_PROP_BIT("edid", VirtIOGPU, conf.flags, 13761ed2cb32SGerd Hoffmann VIRTIO_GPU_FLAG_EDID_ENABLED, false), 1377729abb6aSGerd Hoffmann DEFINE_PROP_UINT32("xres", VirtIOGPU, conf.xres, 1024), 1378729abb6aSGerd Hoffmann DEFINE_PROP_UINT32("yres", VirtIOGPU, conf.yres, 768), 137962232bf4SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 138062232bf4SGerd Hoffmann }; 138162232bf4SGerd Hoffmann 138262232bf4SGerd Hoffmann static void virtio_gpu_class_init(ObjectClass *klass, void *data) 138362232bf4SGerd Hoffmann { 138462232bf4SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 138562232bf4SGerd Hoffmann VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass); 138662232bf4SGerd Hoffmann 138762232bf4SGerd Hoffmann vdc->realize = virtio_gpu_device_realize; 1388de889221SDr. David Alan Gilbert vdc->unrealize = virtio_gpu_device_unrealize; 138962232bf4SGerd Hoffmann vdc->get_config = virtio_gpu_get_config; 139062232bf4SGerd Hoffmann vdc->set_config = virtio_gpu_set_config; 139162232bf4SGerd Hoffmann vdc->get_features = virtio_gpu_get_features; 13929d9e1521SGerd Hoffmann vdc->set_features = virtio_gpu_set_features; 139362232bf4SGerd Hoffmann 139462232bf4SGerd Hoffmann vdc->reset = virtio_gpu_reset; 139562232bf4SGerd Hoffmann 1396e837acfdSThomas Huth set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); 139762232bf4SGerd Hoffmann dc->props = virtio_gpu_properties; 13980fc07498SDr. David Alan Gilbert dc->vmsd = &vmstate_virtio_gpu; 1399a2056e09SGerd Hoffmann dc->hotpluggable = false; 140062232bf4SGerd Hoffmann } 140162232bf4SGerd Hoffmann 140262232bf4SGerd Hoffmann static const TypeInfo virtio_gpu_info = { 140362232bf4SGerd Hoffmann .name = TYPE_VIRTIO_GPU, 140462232bf4SGerd Hoffmann .parent = TYPE_VIRTIO_DEVICE, 140562232bf4SGerd Hoffmann .instance_size = sizeof(VirtIOGPU), 140662232bf4SGerd Hoffmann .instance_init = virtio_gpu_instance_init, 140762232bf4SGerd Hoffmann .class_init = virtio_gpu_class_init, 140862232bf4SGerd Hoffmann }; 140962232bf4SGerd Hoffmann 141062232bf4SGerd Hoffmann static void virtio_register_types(void) 141162232bf4SGerd Hoffmann { 141262232bf4SGerd Hoffmann type_register_static(&virtio_gpu_info); 141362232bf4SGerd Hoffmann } 141462232bf4SGerd Hoffmann 141562232bf4SGerd Hoffmann type_init(virtio_register_types) 141662232bf4SGerd Hoffmann 141762232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctrl_hdr) != 24); 141862232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_update_cursor) != 56); 141962232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_unref) != 32); 142062232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_create_2d) != 40); 142162232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_set_scanout) != 48); 142262232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_flush) != 48); 142362232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_transfer_to_host_2d) != 56); 142462232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_mem_entry) != 16); 142562232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_attach_backing) != 32); 142662232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_detach_backing) != 32); 142762232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resp_display_info) != 408); 14289d9e1521SGerd Hoffmann 14299d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_transfer_host_3d) != 72); 14309d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_create_3d) != 72); 14319d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctx_create) != 96); 14329d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctx_destroy) != 24); 14339d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctx_resource) != 32); 14349d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_cmd_submit) != 32); 14359d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_get_capset_info) != 32); 14369d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resp_capset_info) != 40); 14379d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_get_capset) != 32); 14389d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resp_capset) != 24); 1439