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" 2362232bf4SGerd Hoffmann #include "hw/virtio/virtio-bus.h" 241ed2cb32SGerd Hoffmann #include "hw/display/edid.h" 25795c40b8SJuan Quintela #include "migration/blocker.h" 2603dd024fSPaolo Bonzini #include "qemu/log.h" 275e3d741cSMarc-André Lureau #include "qapi/error.h" 2862232bf4SGerd Hoffmann 290c244e50SGerd Hoffmann #define VIRTIO_GPU_VM_VERSION 1 300c244e50SGerd Hoffmann 3162232bf4SGerd Hoffmann static struct virtio_gpu_simple_resource* 3262232bf4SGerd Hoffmann virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id); 3362232bf4SGerd Hoffmann 343bb68f79SGerd Hoffmann static void virtio_gpu_cleanup_mapping(VirtIOGPU *g, 353bb68f79SGerd Hoffmann struct virtio_gpu_simple_resource *res); 36b8e23926SLi Qiang 371715d6b5SFarhan Ali static void 381715d6b5SFarhan Ali virtio_gpu_ctrl_hdr_bswap(struct virtio_gpu_ctrl_hdr *hdr) 391715d6b5SFarhan Ali { 401715d6b5SFarhan Ali le32_to_cpus(&hdr->type); 411715d6b5SFarhan Ali le32_to_cpus(&hdr->flags); 421715d6b5SFarhan Ali le64_to_cpus(&hdr->fence_id); 431715d6b5SFarhan Ali le32_to_cpus(&hdr->ctx_id); 441715d6b5SFarhan Ali le32_to_cpus(&hdr->padding); 451715d6b5SFarhan Ali } 461715d6b5SFarhan Ali 471715d6b5SFarhan Ali static void virtio_gpu_bswap_32(void *ptr, 481715d6b5SFarhan Ali size_t size) 491715d6b5SFarhan Ali { 501715d6b5SFarhan Ali #ifdef HOST_WORDS_BIGENDIAN 511715d6b5SFarhan Ali 521715d6b5SFarhan Ali size_t i; 531715d6b5SFarhan Ali struct virtio_gpu_ctrl_hdr *hdr = (struct virtio_gpu_ctrl_hdr *) ptr; 541715d6b5SFarhan Ali 551715d6b5SFarhan Ali virtio_gpu_ctrl_hdr_bswap(hdr); 561715d6b5SFarhan Ali 571715d6b5SFarhan Ali i = sizeof(struct virtio_gpu_ctrl_hdr); 581715d6b5SFarhan Ali while (i < size) { 591715d6b5SFarhan Ali le32_to_cpus((uint32_t *)(ptr + i)); 601715d6b5SFarhan Ali i = i + sizeof(uint32_t); 611715d6b5SFarhan Ali } 621715d6b5SFarhan Ali 631715d6b5SFarhan Ali #endif 641715d6b5SFarhan Ali } 651715d6b5SFarhan Ali 661715d6b5SFarhan Ali static void 671715d6b5SFarhan Ali virtio_gpu_t2d_bswap(struct virtio_gpu_transfer_to_host_2d *t2d) 681715d6b5SFarhan Ali { 691715d6b5SFarhan Ali virtio_gpu_ctrl_hdr_bswap(&t2d->hdr); 701715d6b5SFarhan Ali le32_to_cpus(&t2d->r.x); 711715d6b5SFarhan Ali le32_to_cpus(&t2d->r.y); 721715d6b5SFarhan Ali le32_to_cpus(&t2d->r.width); 731715d6b5SFarhan Ali le32_to_cpus(&t2d->r.height); 741715d6b5SFarhan Ali le64_to_cpus(&t2d->offset); 751715d6b5SFarhan Ali le32_to_cpus(&t2d->resource_id); 761715d6b5SFarhan Ali le32_to_cpus(&t2d->padding); 771715d6b5SFarhan Ali } 781715d6b5SFarhan Ali 799d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 80a9c94277SMarkus Armbruster #include <virglrenderer.h> 819d9e1521SGerd Hoffmann #define VIRGL(_g, _virgl, _simple, ...) \ 829d9e1521SGerd Hoffmann do { \ 839d9e1521SGerd Hoffmann if (_g->use_virgl_renderer) { \ 849d9e1521SGerd Hoffmann _virgl(__VA_ARGS__); \ 859d9e1521SGerd Hoffmann } else { \ 869d9e1521SGerd Hoffmann _simple(__VA_ARGS__); \ 879d9e1521SGerd Hoffmann } \ 889d9e1521SGerd Hoffmann } while (0) 899d9e1521SGerd Hoffmann #else 909d9e1521SGerd Hoffmann #define VIRGL(_g, _virgl, _simple, ...) \ 919d9e1521SGerd Hoffmann do { \ 929d9e1521SGerd Hoffmann _simple(__VA_ARGS__); \ 939d9e1521SGerd Hoffmann } while (0) 949d9e1521SGerd Hoffmann #endif 959d9e1521SGerd Hoffmann 9662232bf4SGerd Hoffmann static void update_cursor_data_simple(VirtIOGPU *g, 9762232bf4SGerd Hoffmann struct virtio_gpu_scanout *s, 9862232bf4SGerd Hoffmann uint32_t resource_id) 9962232bf4SGerd Hoffmann { 10062232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 10162232bf4SGerd Hoffmann uint32_t pixels; 10262232bf4SGerd Hoffmann 10362232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, resource_id); 10462232bf4SGerd Hoffmann if (!res) { 10562232bf4SGerd Hoffmann return; 10662232bf4SGerd Hoffmann } 10762232bf4SGerd Hoffmann 10862232bf4SGerd Hoffmann if (pixman_image_get_width(res->image) != s->current_cursor->width || 10962232bf4SGerd Hoffmann pixman_image_get_height(res->image) != s->current_cursor->height) { 11062232bf4SGerd Hoffmann return; 11162232bf4SGerd Hoffmann } 11262232bf4SGerd Hoffmann 11362232bf4SGerd Hoffmann pixels = s->current_cursor->width * s->current_cursor->height; 11462232bf4SGerd Hoffmann memcpy(s->current_cursor->data, 11562232bf4SGerd Hoffmann pixman_image_get_data(res->image), 11662232bf4SGerd Hoffmann pixels * sizeof(uint32_t)); 11762232bf4SGerd Hoffmann } 11862232bf4SGerd Hoffmann 1199d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 1209d9e1521SGerd Hoffmann 1219d9e1521SGerd Hoffmann static void update_cursor_data_virgl(VirtIOGPU *g, 1229d9e1521SGerd Hoffmann struct virtio_gpu_scanout *s, 1239d9e1521SGerd Hoffmann uint32_t resource_id) 1249d9e1521SGerd Hoffmann { 1259d9e1521SGerd Hoffmann uint32_t width, height; 1269d9e1521SGerd Hoffmann uint32_t pixels, *data; 1279d9e1521SGerd Hoffmann 1289d9e1521SGerd Hoffmann data = virgl_renderer_get_cursor_data(resource_id, &width, &height); 1299d9e1521SGerd Hoffmann if (!data) { 1309d9e1521SGerd Hoffmann return; 1319d9e1521SGerd Hoffmann } 1329d9e1521SGerd Hoffmann 1339d9e1521SGerd Hoffmann if (width != s->current_cursor->width || 1349d9e1521SGerd Hoffmann height != s->current_cursor->height) { 1352d1cd6c7SLi Qiang free(data); 1369d9e1521SGerd Hoffmann return; 1379d9e1521SGerd Hoffmann } 1389d9e1521SGerd Hoffmann 1399d9e1521SGerd Hoffmann pixels = s->current_cursor->width * s->current_cursor->height; 1409d9e1521SGerd Hoffmann memcpy(s->current_cursor->data, data, pixels * sizeof(uint32_t)); 1419d9e1521SGerd Hoffmann free(data); 1429d9e1521SGerd Hoffmann } 1439d9e1521SGerd Hoffmann 1449d9e1521SGerd Hoffmann #endif 1459d9e1521SGerd Hoffmann 14662232bf4SGerd Hoffmann static void update_cursor(VirtIOGPU *g, struct virtio_gpu_update_cursor *cursor) 14762232bf4SGerd Hoffmann { 14862232bf4SGerd Hoffmann struct virtio_gpu_scanout *s; 1490c244e50SGerd Hoffmann bool move = cursor->hdr.type == VIRTIO_GPU_CMD_MOVE_CURSOR; 15062232bf4SGerd Hoffmann 15162232bf4SGerd Hoffmann if (cursor->pos.scanout_id >= g->conf.max_outputs) { 15262232bf4SGerd Hoffmann return; 15362232bf4SGerd Hoffmann } 15462232bf4SGerd Hoffmann s = &g->scanout[cursor->pos.scanout_id]; 15562232bf4SGerd Hoffmann 156e9c1b459SGerd Hoffmann trace_virtio_gpu_update_cursor(cursor->pos.scanout_id, 157e9c1b459SGerd Hoffmann cursor->pos.x, 158e9c1b459SGerd Hoffmann cursor->pos.y, 159e9c1b459SGerd Hoffmann move ? "move" : "update", 160e9c1b459SGerd Hoffmann cursor->resource_id); 161e9c1b459SGerd Hoffmann 1620c244e50SGerd Hoffmann if (!move) { 16362232bf4SGerd Hoffmann if (!s->current_cursor) { 16462232bf4SGerd Hoffmann s->current_cursor = cursor_alloc(64, 64); 16562232bf4SGerd Hoffmann } 16662232bf4SGerd Hoffmann 16762232bf4SGerd Hoffmann s->current_cursor->hot_x = cursor->hot_x; 16862232bf4SGerd Hoffmann s->current_cursor->hot_y = cursor->hot_y; 16962232bf4SGerd Hoffmann 17062232bf4SGerd Hoffmann if (cursor->resource_id > 0) { 1719d9e1521SGerd Hoffmann VIRGL(g, update_cursor_data_virgl, update_cursor_data_simple, 1729d9e1521SGerd Hoffmann g, s, cursor->resource_id); 17362232bf4SGerd Hoffmann } 17462232bf4SGerd Hoffmann dpy_cursor_define(s->con, s->current_cursor); 1750c244e50SGerd Hoffmann 1760c244e50SGerd Hoffmann s->cursor = *cursor; 1770c244e50SGerd Hoffmann } else { 1780c244e50SGerd Hoffmann s->cursor.pos.x = cursor->pos.x; 1790c244e50SGerd Hoffmann s->cursor.pos.y = cursor->pos.y; 18062232bf4SGerd Hoffmann } 18162232bf4SGerd Hoffmann dpy_mouse_set(s->con, cursor->pos.x, cursor->pos.y, 18262232bf4SGerd Hoffmann cursor->resource_id ? 1 : 0); 18362232bf4SGerd Hoffmann } 18462232bf4SGerd Hoffmann 18562232bf4SGerd Hoffmann static void virtio_gpu_get_config(VirtIODevice *vdev, uint8_t *config) 18662232bf4SGerd Hoffmann { 18762232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 18862232bf4SGerd Hoffmann memcpy(config, &g->virtio_config, sizeof(g->virtio_config)); 18962232bf4SGerd Hoffmann } 19062232bf4SGerd Hoffmann 19162232bf4SGerd Hoffmann static void virtio_gpu_set_config(VirtIODevice *vdev, const uint8_t *config) 19262232bf4SGerd Hoffmann { 19362232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 19462232bf4SGerd Hoffmann struct virtio_gpu_config vgconfig; 19562232bf4SGerd Hoffmann 19662232bf4SGerd Hoffmann memcpy(&vgconfig, config, sizeof(g->virtio_config)); 19762232bf4SGerd Hoffmann 19862232bf4SGerd Hoffmann if (vgconfig.events_clear) { 19962232bf4SGerd Hoffmann g->virtio_config.events_read &= ~vgconfig.events_clear; 20062232bf4SGerd Hoffmann } 20162232bf4SGerd Hoffmann } 20262232bf4SGerd Hoffmann 2039d5b731dSJason Wang static uint64_t virtio_gpu_get_features(VirtIODevice *vdev, uint64_t features, 2049d5b731dSJason Wang Error **errp) 20562232bf4SGerd Hoffmann { 2069d9e1521SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 2079d9e1521SGerd Hoffmann 2089d9e1521SGerd Hoffmann if (virtio_gpu_virgl_enabled(g->conf)) { 209fff02bc0SPaolo Bonzini features |= (1 << VIRTIO_GPU_F_VIRGL); 2109d9e1521SGerd Hoffmann } 2111ed2cb32SGerd Hoffmann if (virtio_gpu_edid_enabled(g->conf)) { 2121ed2cb32SGerd Hoffmann features |= (1 << VIRTIO_GPU_F_EDID); 2131ed2cb32SGerd Hoffmann } 21462232bf4SGerd Hoffmann return features; 21562232bf4SGerd Hoffmann } 21662232bf4SGerd Hoffmann 2179d9e1521SGerd Hoffmann static void virtio_gpu_set_features(VirtIODevice *vdev, uint64_t features) 2189d9e1521SGerd Hoffmann { 219fff02bc0SPaolo Bonzini static const uint32_t virgl = (1 << VIRTIO_GPU_F_VIRGL); 2209d9e1521SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 2219d9e1521SGerd Hoffmann 2229d9e1521SGerd Hoffmann g->use_virgl_renderer = ((features & virgl) == virgl); 2239d9e1521SGerd Hoffmann trace_virtio_gpu_features(g->use_virgl_renderer); 2249d9e1521SGerd Hoffmann } 2259d9e1521SGerd Hoffmann 22662232bf4SGerd Hoffmann static void virtio_gpu_notify_event(VirtIOGPU *g, uint32_t event_type) 22762232bf4SGerd Hoffmann { 22862232bf4SGerd Hoffmann g->virtio_config.events_read |= event_type; 22962232bf4SGerd Hoffmann virtio_notify_config(&g->parent_obj); 23062232bf4SGerd Hoffmann } 23162232bf4SGerd Hoffmann 23262232bf4SGerd Hoffmann static struct virtio_gpu_simple_resource * 23362232bf4SGerd Hoffmann virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id) 23462232bf4SGerd Hoffmann { 23562232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 23662232bf4SGerd Hoffmann 23762232bf4SGerd Hoffmann QTAILQ_FOREACH(res, &g->reslist, next) { 23862232bf4SGerd Hoffmann if (res->resource_id == resource_id) { 23962232bf4SGerd Hoffmann return res; 24062232bf4SGerd Hoffmann } 24162232bf4SGerd Hoffmann } 24262232bf4SGerd Hoffmann return NULL; 24362232bf4SGerd Hoffmann } 24462232bf4SGerd Hoffmann 24562232bf4SGerd Hoffmann void virtio_gpu_ctrl_response(VirtIOGPU *g, 24662232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 24762232bf4SGerd Hoffmann struct virtio_gpu_ctrl_hdr *resp, 24862232bf4SGerd Hoffmann size_t resp_len) 24962232bf4SGerd Hoffmann { 25062232bf4SGerd Hoffmann size_t s; 25162232bf4SGerd Hoffmann 25262232bf4SGerd Hoffmann if (cmd->cmd_hdr.flags & VIRTIO_GPU_FLAG_FENCE) { 25362232bf4SGerd Hoffmann resp->flags |= VIRTIO_GPU_FLAG_FENCE; 25462232bf4SGerd Hoffmann resp->fence_id = cmd->cmd_hdr.fence_id; 25562232bf4SGerd Hoffmann resp->ctx_id = cmd->cmd_hdr.ctx_id; 25662232bf4SGerd Hoffmann } 2571715d6b5SFarhan Ali virtio_gpu_ctrl_hdr_bswap(resp); 25862232bf4SGerd Hoffmann s = iov_from_buf(cmd->elem.in_sg, cmd->elem.in_num, 0, resp, resp_len); 25962232bf4SGerd Hoffmann if (s != resp_len) { 26062232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 26162232bf4SGerd Hoffmann "%s: response size incorrect %zu vs %zu\n", 26262232bf4SGerd Hoffmann __func__, s, resp_len); 26362232bf4SGerd Hoffmann } 26462232bf4SGerd Hoffmann virtqueue_push(cmd->vq, &cmd->elem, s); 26562232bf4SGerd Hoffmann virtio_notify(VIRTIO_DEVICE(g), cmd->vq); 26662232bf4SGerd Hoffmann cmd->finished = true; 26762232bf4SGerd Hoffmann } 26862232bf4SGerd Hoffmann 26962232bf4SGerd Hoffmann void virtio_gpu_ctrl_response_nodata(VirtIOGPU *g, 27062232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 27162232bf4SGerd Hoffmann enum virtio_gpu_ctrl_type type) 27262232bf4SGerd Hoffmann { 27362232bf4SGerd Hoffmann struct virtio_gpu_ctrl_hdr resp; 27462232bf4SGerd Hoffmann 27562232bf4SGerd Hoffmann memset(&resp, 0, sizeof(resp)); 27662232bf4SGerd Hoffmann resp.type = type; 27762232bf4SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &resp, sizeof(resp)); 27862232bf4SGerd Hoffmann } 27962232bf4SGerd Hoffmann 28062232bf4SGerd Hoffmann static void 28162232bf4SGerd Hoffmann virtio_gpu_fill_display_info(VirtIOGPU *g, 28262232bf4SGerd Hoffmann struct virtio_gpu_resp_display_info *dpy_info) 28362232bf4SGerd Hoffmann { 28462232bf4SGerd Hoffmann int i; 28562232bf4SGerd Hoffmann 28662232bf4SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 28762232bf4SGerd Hoffmann if (g->enabled_output_bitmask & (1 << i)) { 28862232bf4SGerd Hoffmann dpy_info->pmodes[i].enabled = 1; 2891715d6b5SFarhan Ali dpy_info->pmodes[i].r.width = cpu_to_le32(g->req_state[i].width); 2901715d6b5SFarhan Ali dpy_info->pmodes[i].r.height = cpu_to_le32(g->req_state[i].height); 29162232bf4SGerd Hoffmann } 29262232bf4SGerd Hoffmann } 29362232bf4SGerd Hoffmann } 29462232bf4SGerd Hoffmann 29562232bf4SGerd Hoffmann void virtio_gpu_get_display_info(VirtIOGPU *g, 29662232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 29762232bf4SGerd Hoffmann { 29862232bf4SGerd Hoffmann struct virtio_gpu_resp_display_info display_info; 29962232bf4SGerd Hoffmann 30062232bf4SGerd Hoffmann trace_virtio_gpu_cmd_get_display_info(); 30162232bf4SGerd Hoffmann memset(&display_info, 0, sizeof(display_info)); 30262232bf4SGerd Hoffmann display_info.hdr.type = VIRTIO_GPU_RESP_OK_DISPLAY_INFO; 30362232bf4SGerd Hoffmann virtio_gpu_fill_display_info(g, &display_info); 30462232bf4SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &display_info.hdr, 30562232bf4SGerd Hoffmann sizeof(display_info)); 30662232bf4SGerd Hoffmann } 30762232bf4SGerd Hoffmann 3081ed2cb32SGerd Hoffmann static void 3091ed2cb32SGerd Hoffmann virtio_gpu_generate_edid(VirtIOGPU *g, int scanout, 3101ed2cb32SGerd Hoffmann struct virtio_gpu_resp_edid *edid) 3111ed2cb32SGerd Hoffmann { 3121ed2cb32SGerd Hoffmann qemu_edid_info info = { 3131ed2cb32SGerd Hoffmann .prefx = g->req_state[scanout].width, 3141ed2cb32SGerd Hoffmann .prefy = g->req_state[scanout].height, 3151ed2cb32SGerd Hoffmann }; 3161ed2cb32SGerd Hoffmann 3171ed2cb32SGerd Hoffmann edid->size = cpu_to_le32(sizeof(edid->edid)); 3181ed2cb32SGerd Hoffmann qemu_edid_generate(edid->edid, sizeof(edid->edid), &info); 3191ed2cb32SGerd Hoffmann } 3201ed2cb32SGerd Hoffmann 3211ed2cb32SGerd Hoffmann void virtio_gpu_get_edid(VirtIOGPU *g, 3221ed2cb32SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 3231ed2cb32SGerd Hoffmann { 3241ed2cb32SGerd Hoffmann struct virtio_gpu_resp_edid edid; 3251ed2cb32SGerd Hoffmann struct virtio_gpu_cmd_get_edid get_edid; 3261ed2cb32SGerd Hoffmann 3271ed2cb32SGerd Hoffmann VIRTIO_GPU_FILL_CMD(get_edid); 3281ed2cb32SGerd Hoffmann virtio_gpu_bswap_32(&get_edid, sizeof(get_edid)); 3291ed2cb32SGerd Hoffmann 3301ed2cb32SGerd Hoffmann if (get_edid.scanout >= g->conf.max_outputs) { 3311ed2cb32SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 3321ed2cb32SGerd Hoffmann return; 3331ed2cb32SGerd Hoffmann } 3341ed2cb32SGerd Hoffmann 3351ed2cb32SGerd Hoffmann trace_virtio_gpu_cmd_get_edid(get_edid.scanout); 3361ed2cb32SGerd Hoffmann memset(&edid, 0, sizeof(edid)); 3371ed2cb32SGerd Hoffmann edid.hdr.type = VIRTIO_GPU_RESP_OK_EDID; 3381ed2cb32SGerd Hoffmann virtio_gpu_generate_edid(g, get_edid.scanout, &edid); 3391ed2cb32SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &edid.hdr, sizeof(edid)); 3401ed2cb32SGerd Hoffmann } 3411ed2cb32SGerd Hoffmann 34262232bf4SGerd Hoffmann static pixman_format_code_t get_pixman_format(uint32_t virtio_gpu_format) 34362232bf4SGerd Hoffmann { 34462232bf4SGerd Hoffmann switch (virtio_gpu_format) { 34562232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_B8G8R8X8_UNORM: 346a27450ecSLaurent Vivier return PIXMAN_BE_b8g8r8x8; 34762232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_B8G8R8A8_UNORM: 348a27450ecSLaurent Vivier return PIXMAN_BE_b8g8r8a8; 34962232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_X8R8G8B8_UNORM: 350a27450ecSLaurent Vivier return PIXMAN_BE_x8r8g8b8; 35162232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_A8R8G8B8_UNORM: 352a27450ecSLaurent Vivier return PIXMAN_BE_a8r8g8b8; 35362232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_R8G8B8X8_UNORM: 354a27450ecSLaurent Vivier return PIXMAN_BE_r8g8b8x8; 35562232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_R8G8B8A8_UNORM: 356a27450ecSLaurent Vivier return PIXMAN_BE_r8g8b8a8; 35762232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_X8B8G8R8_UNORM: 358a27450ecSLaurent Vivier return PIXMAN_BE_x8b8g8r8; 35962232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_A8B8G8R8_UNORM: 360a27450ecSLaurent Vivier return PIXMAN_BE_a8b8g8r8; 36162232bf4SGerd Hoffmann default: 36262232bf4SGerd Hoffmann return 0; 36362232bf4SGerd Hoffmann } 36462232bf4SGerd Hoffmann } 36562232bf4SGerd Hoffmann 366c53f5b89STao Wu static uint32_t calc_image_hostmem(pixman_format_code_t pformat, 367c53f5b89STao Wu uint32_t width, uint32_t height) 368c53f5b89STao Wu { 369c53f5b89STao Wu /* Copied from pixman/pixman-bits-image.c, skip integer overflow check. 370c53f5b89STao Wu * pixman_image_create_bits will fail in case it overflow. 371c53f5b89STao Wu */ 372c53f5b89STao Wu 373c53f5b89STao Wu int bpp = PIXMAN_FORMAT_BPP(pformat); 374c53f5b89STao Wu int stride = ((width * bpp + 0x1f) >> 5) * sizeof(uint32_t); 375c53f5b89STao Wu return height * stride; 376c53f5b89STao Wu } 377c53f5b89STao Wu 37862232bf4SGerd Hoffmann static void virtio_gpu_resource_create_2d(VirtIOGPU *g, 37962232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 38062232bf4SGerd Hoffmann { 38162232bf4SGerd Hoffmann pixman_format_code_t pformat; 38262232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 38362232bf4SGerd Hoffmann struct virtio_gpu_resource_create_2d c2d; 38462232bf4SGerd Hoffmann 38562232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(c2d); 3861715d6b5SFarhan Ali virtio_gpu_bswap_32(&c2d, sizeof(c2d)); 38762232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_create_2d(c2d.resource_id, c2d.format, 38862232bf4SGerd Hoffmann c2d.width, c2d.height); 38962232bf4SGerd Hoffmann 39062232bf4SGerd Hoffmann if (c2d.resource_id == 0) { 39162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n", 39262232bf4SGerd Hoffmann __func__); 39362232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 39462232bf4SGerd Hoffmann return; 39562232bf4SGerd Hoffmann } 39662232bf4SGerd Hoffmann 39762232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, c2d.resource_id); 39862232bf4SGerd Hoffmann if (res) { 39962232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n", 40062232bf4SGerd Hoffmann __func__, c2d.resource_id); 40162232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 40262232bf4SGerd Hoffmann return; 40362232bf4SGerd Hoffmann } 40462232bf4SGerd Hoffmann 40562232bf4SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 40662232bf4SGerd Hoffmann 40762232bf4SGerd Hoffmann res->width = c2d.width; 40862232bf4SGerd Hoffmann res->height = c2d.height; 40962232bf4SGerd Hoffmann res->format = c2d.format; 41062232bf4SGerd Hoffmann res->resource_id = c2d.resource_id; 41162232bf4SGerd Hoffmann 41262232bf4SGerd Hoffmann pformat = get_pixman_format(c2d.format); 41362232bf4SGerd Hoffmann if (!pformat) { 41462232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 41562232bf4SGerd Hoffmann "%s: host couldn't handle guest format %d\n", 41662232bf4SGerd Hoffmann __func__, c2d.format); 417cb3a0522SLi Qiang g_free(res); 41862232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 41962232bf4SGerd Hoffmann return; 42062232bf4SGerd Hoffmann } 4219b7621bcSGerd Hoffmann 422c53f5b89STao Wu res->hostmem = calc_image_hostmem(pformat, c2d.width, c2d.height); 4239b7621bcSGerd Hoffmann if (res->hostmem + g->hostmem < g->conf.max_hostmem) { 42462232bf4SGerd Hoffmann res->image = pixman_image_create_bits(pformat, 42562232bf4SGerd Hoffmann c2d.width, 42662232bf4SGerd Hoffmann c2d.height, 42762232bf4SGerd Hoffmann NULL, 0); 4289b7621bcSGerd Hoffmann } 42962232bf4SGerd Hoffmann 43062232bf4SGerd Hoffmann if (!res->image) { 43162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 43262232bf4SGerd Hoffmann "%s: resource creation failed %d %d %d\n", 43362232bf4SGerd Hoffmann __func__, c2d.resource_id, c2d.width, c2d.height); 43462232bf4SGerd Hoffmann g_free(res); 43562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY; 43662232bf4SGerd Hoffmann return; 43762232bf4SGerd Hoffmann } 43862232bf4SGerd Hoffmann 43962232bf4SGerd Hoffmann QTAILQ_INSERT_HEAD(&g->reslist, res, next); 4409b7621bcSGerd Hoffmann g->hostmem += res->hostmem; 44162232bf4SGerd Hoffmann } 44262232bf4SGerd Hoffmann 443da566a18SGerd Hoffmann static void virtio_gpu_disable_scanout(VirtIOGPU *g, int scanout_id) 444da566a18SGerd Hoffmann { 445da566a18SGerd Hoffmann struct virtio_gpu_scanout *scanout = &g->scanout[scanout_id]; 446da566a18SGerd Hoffmann struct virtio_gpu_simple_resource *res; 447da566a18SGerd Hoffmann DisplaySurface *ds = NULL; 448da566a18SGerd Hoffmann 449da566a18SGerd Hoffmann if (scanout->resource_id == 0) { 450da566a18SGerd Hoffmann return; 451da566a18SGerd Hoffmann } 452da566a18SGerd Hoffmann 453da566a18SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 454da566a18SGerd Hoffmann if (res) { 455da566a18SGerd Hoffmann res->scanout_bitmask &= ~(1 << scanout_id); 456da566a18SGerd Hoffmann } 457da566a18SGerd Hoffmann 458da566a18SGerd Hoffmann if (scanout_id == 0) { 459da566a18SGerd Hoffmann /* primary head */ 460da566a18SGerd Hoffmann ds = qemu_create_message_surface(scanout->width ?: 640, 461da566a18SGerd Hoffmann scanout->height ?: 480, 462da566a18SGerd Hoffmann "Guest disabled display."); 463da566a18SGerd Hoffmann } 464da566a18SGerd Hoffmann dpy_gfx_replace_surface(scanout->con, ds); 465da566a18SGerd Hoffmann scanout->resource_id = 0; 466da566a18SGerd Hoffmann scanout->ds = NULL; 467da566a18SGerd Hoffmann scanout->width = 0; 468da566a18SGerd Hoffmann scanout->height = 0; 469da566a18SGerd Hoffmann } 470da566a18SGerd Hoffmann 47162232bf4SGerd Hoffmann static void virtio_gpu_resource_destroy(VirtIOGPU *g, 47262232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res) 47362232bf4SGerd Hoffmann { 4741fccd7c5SGerd Hoffmann int i; 4751fccd7c5SGerd Hoffmann 4761fccd7c5SGerd Hoffmann if (res->scanout_bitmask) { 4771fccd7c5SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 4781fccd7c5SGerd Hoffmann if (res->scanout_bitmask & (1 << i)) { 4791fccd7c5SGerd Hoffmann virtio_gpu_disable_scanout(g, i); 4801fccd7c5SGerd Hoffmann } 4811fccd7c5SGerd Hoffmann } 4821fccd7c5SGerd Hoffmann } 4831fccd7c5SGerd Hoffmann 48462232bf4SGerd Hoffmann pixman_image_unref(res->image); 4853bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 48662232bf4SGerd Hoffmann QTAILQ_REMOVE(&g->reslist, res, next); 4879b7621bcSGerd Hoffmann g->hostmem -= res->hostmem; 48862232bf4SGerd Hoffmann g_free(res); 48962232bf4SGerd Hoffmann } 49062232bf4SGerd Hoffmann 49162232bf4SGerd Hoffmann static void virtio_gpu_resource_unref(VirtIOGPU *g, 49262232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 49362232bf4SGerd Hoffmann { 49462232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 49562232bf4SGerd Hoffmann struct virtio_gpu_resource_unref unref; 49662232bf4SGerd Hoffmann 49762232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(unref); 4981715d6b5SFarhan Ali virtio_gpu_bswap_32(&unref, sizeof(unref)); 49962232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_unref(unref.resource_id); 50062232bf4SGerd Hoffmann 50162232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, unref.resource_id); 50262232bf4SGerd Hoffmann if (!res) { 50362232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 50462232bf4SGerd Hoffmann __func__, unref.resource_id); 50562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 50662232bf4SGerd Hoffmann return; 50762232bf4SGerd Hoffmann } 50862232bf4SGerd Hoffmann virtio_gpu_resource_destroy(g, res); 50962232bf4SGerd Hoffmann } 51062232bf4SGerd Hoffmann 51162232bf4SGerd Hoffmann static void virtio_gpu_transfer_to_host_2d(VirtIOGPU *g, 51262232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 51362232bf4SGerd Hoffmann { 51462232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 51562232bf4SGerd Hoffmann int h; 51662232bf4SGerd Hoffmann uint32_t src_offset, dst_offset, stride; 51762232bf4SGerd Hoffmann int bpp; 51862232bf4SGerd Hoffmann pixman_format_code_t format; 51962232bf4SGerd Hoffmann struct virtio_gpu_transfer_to_host_2d t2d; 52062232bf4SGerd Hoffmann 52162232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(t2d); 5221715d6b5SFarhan Ali virtio_gpu_t2d_bswap(&t2d); 52362232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_xfer_toh_2d(t2d.resource_id); 52462232bf4SGerd Hoffmann 52562232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, t2d.resource_id); 52662232bf4SGerd Hoffmann if (!res || !res->iov) { 52762232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 52862232bf4SGerd Hoffmann __func__, t2d.resource_id); 52962232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 53062232bf4SGerd Hoffmann return; 53162232bf4SGerd Hoffmann } 53262232bf4SGerd Hoffmann 53362232bf4SGerd Hoffmann if (t2d.r.x > res->width || 53462232bf4SGerd Hoffmann t2d.r.y > res->height || 53562232bf4SGerd Hoffmann t2d.r.width > res->width || 53662232bf4SGerd Hoffmann t2d.r.height > res->height || 53762232bf4SGerd Hoffmann t2d.r.x + t2d.r.width > res->width || 53862232bf4SGerd Hoffmann t2d.r.y + t2d.r.height > res->height) { 53962232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: transfer bounds outside resource" 54062232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 54162232bf4SGerd Hoffmann __func__, t2d.resource_id, t2d.r.x, t2d.r.y, 54262232bf4SGerd Hoffmann t2d.r.width, t2d.r.height, res->width, res->height); 54362232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 54462232bf4SGerd Hoffmann return; 54562232bf4SGerd Hoffmann } 54662232bf4SGerd Hoffmann 54762232bf4SGerd Hoffmann format = pixman_image_get_format(res->image); 548e5f99037SMarc-André Lureau bpp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(format), 8); 54962232bf4SGerd Hoffmann stride = pixman_image_get_stride(res->image); 55062232bf4SGerd Hoffmann 55162232bf4SGerd Hoffmann if (t2d.offset || t2d.r.x || t2d.r.y || 55262232bf4SGerd Hoffmann t2d.r.width != pixman_image_get_width(res->image)) { 55362232bf4SGerd Hoffmann void *img_data = pixman_image_get_data(res->image); 55462232bf4SGerd Hoffmann for (h = 0; h < t2d.r.height; h++) { 55562232bf4SGerd Hoffmann src_offset = t2d.offset + stride * h; 55662232bf4SGerd Hoffmann dst_offset = (t2d.r.y + h) * stride + (t2d.r.x * bpp); 55762232bf4SGerd Hoffmann 55862232bf4SGerd Hoffmann iov_to_buf(res->iov, res->iov_cnt, src_offset, 55962232bf4SGerd Hoffmann (uint8_t *)img_data 56062232bf4SGerd Hoffmann + dst_offset, t2d.r.width * bpp); 56162232bf4SGerd Hoffmann } 56262232bf4SGerd Hoffmann } else { 56362232bf4SGerd Hoffmann iov_to_buf(res->iov, res->iov_cnt, 0, 56462232bf4SGerd Hoffmann pixman_image_get_data(res->image), 56562232bf4SGerd Hoffmann pixman_image_get_stride(res->image) 56662232bf4SGerd Hoffmann * pixman_image_get_height(res->image)); 56762232bf4SGerd Hoffmann } 56862232bf4SGerd Hoffmann } 56962232bf4SGerd Hoffmann 57062232bf4SGerd Hoffmann static void virtio_gpu_resource_flush(VirtIOGPU *g, 57162232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 57262232bf4SGerd Hoffmann { 57362232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 57462232bf4SGerd Hoffmann struct virtio_gpu_resource_flush rf; 57562232bf4SGerd Hoffmann pixman_region16_t flush_region; 57662232bf4SGerd Hoffmann int i; 57762232bf4SGerd Hoffmann 57862232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(rf); 5791715d6b5SFarhan Ali virtio_gpu_bswap_32(&rf, sizeof(rf)); 58062232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_flush(rf.resource_id, 58162232bf4SGerd Hoffmann rf.r.width, rf.r.height, rf.r.x, rf.r.y); 58262232bf4SGerd Hoffmann 58362232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, rf.resource_id); 58462232bf4SGerd Hoffmann if (!res) { 58562232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 58662232bf4SGerd Hoffmann __func__, rf.resource_id); 58762232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 58862232bf4SGerd Hoffmann return; 58962232bf4SGerd Hoffmann } 59062232bf4SGerd Hoffmann 59162232bf4SGerd Hoffmann if (rf.r.x > res->width || 59262232bf4SGerd Hoffmann rf.r.y > res->height || 59362232bf4SGerd Hoffmann rf.r.width > res->width || 59462232bf4SGerd Hoffmann rf.r.height > res->height || 59562232bf4SGerd Hoffmann rf.r.x + rf.r.width > res->width || 59662232bf4SGerd Hoffmann rf.r.y + rf.r.height > res->height) { 59762232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: flush bounds outside resource" 59862232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 59962232bf4SGerd Hoffmann __func__, rf.resource_id, rf.r.x, rf.r.y, 60062232bf4SGerd Hoffmann rf.r.width, rf.r.height, res->width, res->height); 60162232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 60262232bf4SGerd Hoffmann return; 60362232bf4SGerd Hoffmann } 60462232bf4SGerd Hoffmann 60562232bf4SGerd Hoffmann pixman_region_init_rect(&flush_region, 60662232bf4SGerd Hoffmann rf.r.x, rf.r.y, rf.r.width, rf.r.height); 6072fe76055SMarc-André Lureau for (i = 0; i < g->conf.max_outputs; i++) { 60862232bf4SGerd Hoffmann struct virtio_gpu_scanout *scanout; 60962232bf4SGerd Hoffmann pixman_region16_t region, finalregion; 61062232bf4SGerd Hoffmann pixman_box16_t *extents; 61162232bf4SGerd Hoffmann 61262232bf4SGerd Hoffmann if (!(res->scanout_bitmask & (1 << i))) { 61362232bf4SGerd Hoffmann continue; 61462232bf4SGerd Hoffmann } 61562232bf4SGerd Hoffmann scanout = &g->scanout[i]; 61662232bf4SGerd Hoffmann 61762232bf4SGerd Hoffmann pixman_region_init(&finalregion); 61862232bf4SGerd Hoffmann pixman_region_init_rect(®ion, scanout->x, scanout->y, 61962232bf4SGerd Hoffmann scanout->width, scanout->height); 62062232bf4SGerd Hoffmann 62162232bf4SGerd Hoffmann pixman_region_intersect(&finalregion, &flush_region, ®ion); 62262232bf4SGerd Hoffmann pixman_region_translate(&finalregion, -scanout->x, -scanout->y); 62362232bf4SGerd Hoffmann extents = pixman_region_extents(&finalregion); 62462232bf4SGerd Hoffmann /* work out the area we need to update for each console */ 62562232bf4SGerd Hoffmann dpy_gfx_update(g->scanout[i].con, 62662232bf4SGerd Hoffmann extents->x1, extents->y1, 62762232bf4SGerd Hoffmann extents->x2 - extents->x1, 62862232bf4SGerd Hoffmann extents->y2 - extents->y1); 62962232bf4SGerd Hoffmann 63062232bf4SGerd Hoffmann pixman_region_fini(®ion); 63162232bf4SGerd Hoffmann pixman_region_fini(&finalregion); 63262232bf4SGerd Hoffmann } 63362232bf4SGerd Hoffmann pixman_region_fini(&flush_region); 63462232bf4SGerd Hoffmann } 63562232bf4SGerd Hoffmann 636fa06e5cbSGerd Hoffmann static void virtio_unref_resource(pixman_image_t *image, void *data) 637fa06e5cbSGerd Hoffmann { 638fa06e5cbSGerd Hoffmann pixman_image_unref(data); 639fa06e5cbSGerd Hoffmann } 640fa06e5cbSGerd Hoffmann 64162232bf4SGerd Hoffmann static void virtio_gpu_set_scanout(VirtIOGPU *g, 64262232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 64362232bf4SGerd Hoffmann { 644c806cfa0SGerd Hoffmann struct virtio_gpu_simple_resource *res, *ores; 64562232bf4SGerd Hoffmann struct virtio_gpu_scanout *scanout; 64662232bf4SGerd Hoffmann pixman_format_code_t format; 64762232bf4SGerd Hoffmann uint32_t offset; 64862232bf4SGerd Hoffmann int bpp; 64962232bf4SGerd Hoffmann struct virtio_gpu_set_scanout ss; 65062232bf4SGerd Hoffmann 65162232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ss); 6521715d6b5SFarhan Ali virtio_gpu_bswap_32(&ss, sizeof(ss)); 65362232bf4SGerd Hoffmann trace_virtio_gpu_cmd_set_scanout(ss.scanout_id, ss.resource_id, 65462232bf4SGerd Hoffmann ss.r.width, ss.r.height, ss.r.x, ss.r.y); 65562232bf4SGerd Hoffmann 6562fe76055SMarc-André Lureau if (ss.scanout_id >= g->conf.max_outputs) { 657fe89fdebSMarc-André Lureau qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", 658fe89fdebSMarc-André Lureau __func__, ss.scanout_id); 659fe89fdebSMarc-André Lureau cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 660fe89fdebSMarc-André Lureau return; 661fe89fdebSMarc-André Lureau } 662fe89fdebSMarc-André Lureau 66362232bf4SGerd Hoffmann g->enable = 1; 66462232bf4SGerd Hoffmann if (ss.resource_id == 0) { 665da566a18SGerd Hoffmann virtio_gpu_disable_scanout(g, ss.scanout_id); 66662232bf4SGerd Hoffmann return; 66762232bf4SGerd Hoffmann } 66862232bf4SGerd Hoffmann 66962232bf4SGerd Hoffmann /* create a surface for this scanout */ 67062232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, ss.resource_id); 67162232bf4SGerd Hoffmann if (!res) { 67262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 67362232bf4SGerd Hoffmann __func__, ss.resource_id); 67462232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 67562232bf4SGerd Hoffmann return; 67662232bf4SGerd Hoffmann } 67762232bf4SGerd Hoffmann 67862232bf4SGerd Hoffmann if (ss.r.x > res->width || 67962232bf4SGerd Hoffmann ss.r.y > res->height || 68062232bf4SGerd Hoffmann ss.r.width > res->width || 68162232bf4SGerd Hoffmann ss.r.height > res->height || 68262232bf4SGerd Hoffmann ss.r.x + ss.r.width > res->width || 68362232bf4SGerd Hoffmann ss.r.y + ss.r.height > res->height) { 68462232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout %d bounds for" 68562232bf4SGerd Hoffmann " resource %d, (%d,%d)+%d,%d vs %d %d\n", 68662232bf4SGerd Hoffmann __func__, ss.scanout_id, ss.resource_id, ss.r.x, ss.r.y, 68762232bf4SGerd Hoffmann ss.r.width, ss.r.height, res->width, res->height); 68862232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 68962232bf4SGerd Hoffmann return; 69062232bf4SGerd Hoffmann } 69162232bf4SGerd Hoffmann 69262232bf4SGerd Hoffmann scanout = &g->scanout[ss.scanout_id]; 69362232bf4SGerd Hoffmann 69462232bf4SGerd Hoffmann format = pixman_image_get_format(res->image); 695e5f99037SMarc-André Lureau bpp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(format), 8); 69662232bf4SGerd Hoffmann offset = (ss.r.x * bpp) + ss.r.y * pixman_image_get_stride(res->image); 69762232bf4SGerd Hoffmann if (!scanout->ds || surface_data(scanout->ds) 69862232bf4SGerd Hoffmann != ((uint8_t *)pixman_image_get_data(res->image) + offset) || 69962232bf4SGerd Hoffmann scanout->width != ss.r.width || 70062232bf4SGerd Hoffmann scanout->height != ss.r.height) { 701fa06e5cbSGerd Hoffmann pixman_image_t *rect; 702fa06e5cbSGerd Hoffmann void *ptr = (uint8_t *)pixman_image_get_data(res->image) + offset; 703fa06e5cbSGerd Hoffmann rect = pixman_image_create_bits(format, ss.r.width, ss.r.height, ptr, 704fa06e5cbSGerd Hoffmann pixman_image_get_stride(res->image)); 705fa06e5cbSGerd Hoffmann pixman_image_ref(res->image); 706fa06e5cbSGerd Hoffmann pixman_image_set_destroy_function(rect, virtio_unref_resource, 707fa06e5cbSGerd Hoffmann res->image); 70862232bf4SGerd Hoffmann /* realloc the surface ptr */ 709fa06e5cbSGerd Hoffmann scanout->ds = qemu_create_displaysurface_pixman(rect); 71062232bf4SGerd Hoffmann if (!scanout->ds) { 71162232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 71262232bf4SGerd Hoffmann return; 71362232bf4SGerd Hoffmann } 714dd248ed7SLi Qiang pixman_image_unref(rect); 71562232bf4SGerd Hoffmann dpy_gfx_replace_surface(g->scanout[ss.scanout_id].con, scanout->ds); 71662232bf4SGerd Hoffmann } 71762232bf4SGerd Hoffmann 718c806cfa0SGerd Hoffmann ores = virtio_gpu_find_resource(g, scanout->resource_id); 719c806cfa0SGerd Hoffmann if (ores) { 720c806cfa0SGerd Hoffmann ores->scanout_bitmask &= ~(1 << ss.scanout_id); 721c806cfa0SGerd Hoffmann } 722c806cfa0SGerd Hoffmann 72362232bf4SGerd Hoffmann res->scanout_bitmask |= (1 << ss.scanout_id); 72462232bf4SGerd Hoffmann scanout->resource_id = ss.resource_id; 72562232bf4SGerd Hoffmann scanout->x = ss.r.x; 72662232bf4SGerd Hoffmann scanout->y = ss.r.y; 72762232bf4SGerd Hoffmann scanout->width = ss.r.width; 72862232bf4SGerd Hoffmann scanout->height = ss.r.height; 72962232bf4SGerd Hoffmann } 73062232bf4SGerd Hoffmann 7313bb68f79SGerd Hoffmann int virtio_gpu_create_mapping_iov(VirtIOGPU *g, 7323bb68f79SGerd Hoffmann struct virtio_gpu_resource_attach_backing *ab, 73362232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 7340c244e50SGerd Hoffmann uint64_t **addr, struct iovec **iov) 73562232bf4SGerd Hoffmann { 73662232bf4SGerd Hoffmann struct virtio_gpu_mem_entry *ents; 73762232bf4SGerd Hoffmann size_t esize, s; 73862232bf4SGerd Hoffmann int i; 73962232bf4SGerd Hoffmann 74062232bf4SGerd Hoffmann if (ab->nr_entries > 16384) { 74162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 7422c84167bSGerd Hoffmann "%s: nr_entries is too big (%d > 16384)\n", 74362232bf4SGerd Hoffmann __func__, ab->nr_entries); 74462232bf4SGerd Hoffmann return -1; 74562232bf4SGerd Hoffmann } 74662232bf4SGerd Hoffmann 74762232bf4SGerd Hoffmann esize = sizeof(*ents) * ab->nr_entries; 74862232bf4SGerd Hoffmann ents = g_malloc(esize); 74962232bf4SGerd Hoffmann s = iov_to_buf(cmd->elem.out_sg, cmd->elem.out_num, 75062232bf4SGerd Hoffmann sizeof(*ab), ents, esize); 75162232bf4SGerd Hoffmann if (s != esize) { 75262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 75362232bf4SGerd Hoffmann "%s: command data size incorrect %zu vs %zu\n", 75462232bf4SGerd Hoffmann __func__, s, esize); 75562232bf4SGerd Hoffmann g_free(ents); 75662232bf4SGerd Hoffmann return -1; 75762232bf4SGerd Hoffmann } 75862232bf4SGerd Hoffmann 75962232bf4SGerd Hoffmann *iov = g_malloc0(sizeof(struct iovec) * ab->nr_entries); 7600c244e50SGerd Hoffmann if (addr) { 7610c244e50SGerd Hoffmann *addr = g_malloc0(sizeof(uint64_t) * ab->nr_entries); 7620c244e50SGerd Hoffmann } 76362232bf4SGerd Hoffmann for (i = 0; i < ab->nr_entries; i++) { 7641715d6b5SFarhan Ali uint64_t a = le64_to_cpu(ents[i].addr); 7651715d6b5SFarhan Ali uint32_t l = le32_to_cpu(ents[i].length); 7661715d6b5SFarhan Ali hwaddr len = l; 7671715d6b5SFarhan Ali (*iov)[i].iov_len = l; 7688da132a5SGerd Hoffmann (*iov)[i].iov_base = dma_memory_map(VIRTIO_DEVICE(g)->dma_as, 7698da132a5SGerd Hoffmann a, &len, DMA_DIRECTION_TO_DEVICE); 7700c244e50SGerd Hoffmann if (addr) { 7711715d6b5SFarhan Ali (*addr)[i] = a; 7720c244e50SGerd Hoffmann } 7731715d6b5SFarhan Ali if (!(*iov)[i].iov_base || len != l) { 77462232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: failed to map MMIO memory for" 77562232bf4SGerd Hoffmann " resource %d element %d\n", 77662232bf4SGerd Hoffmann __func__, ab->resource_id, i); 7773bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping_iov(g, *iov, i); 77862232bf4SGerd Hoffmann g_free(ents); 77962232bf4SGerd Hoffmann *iov = NULL; 7800c244e50SGerd Hoffmann if (addr) { 7810c244e50SGerd Hoffmann g_free(*addr); 7820c244e50SGerd Hoffmann *addr = NULL; 7830c244e50SGerd Hoffmann } 78462232bf4SGerd Hoffmann return -1; 78562232bf4SGerd Hoffmann } 78662232bf4SGerd Hoffmann } 78762232bf4SGerd Hoffmann g_free(ents); 78862232bf4SGerd Hoffmann return 0; 78962232bf4SGerd Hoffmann } 79062232bf4SGerd Hoffmann 7913bb68f79SGerd Hoffmann void virtio_gpu_cleanup_mapping_iov(VirtIOGPU *g, 7923bb68f79SGerd Hoffmann struct iovec *iov, uint32_t count) 79362232bf4SGerd Hoffmann { 79462232bf4SGerd Hoffmann int i; 79562232bf4SGerd Hoffmann 79662232bf4SGerd Hoffmann for (i = 0; i < count; i++) { 7978da132a5SGerd Hoffmann dma_memory_unmap(VIRTIO_DEVICE(g)->dma_as, 7988da132a5SGerd Hoffmann iov[i].iov_base, iov[i].iov_len, 7998da132a5SGerd Hoffmann DMA_DIRECTION_TO_DEVICE, 80062232bf4SGerd Hoffmann iov[i].iov_len); 80162232bf4SGerd Hoffmann } 8027f3be0f2SGerd Hoffmann g_free(iov); 80362232bf4SGerd Hoffmann } 80462232bf4SGerd Hoffmann 8053bb68f79SGerd Hoffmann static void virtio_gpu_cleanup_mapping(VirtIOGPU *g, 8063bb68f79SGerd Hoffmann struct virtio_gpu_simple_resource *res) 80762232bf4SGerd Hoffmann { 8083bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping_iov(g, res->iov, res->iov_cnt); 80962232bf4SGerd Hoffmann res->iov = NULL; 81062232bf4SGerd Hoffmann res->iov_cnt = 0; 8110c244e50SGerd Hoffmann g_free(res->addrs); 8120c244e50SGerd Hoffmann res->addrs = NULL; 81362232bf4SGerd Hoffmann } 81462232bf4SGerd Hoffmann 81562232bf4SGerd Hoffmann static void 81662232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(VirtIOGPU *g, 81762232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 81862232bf4SGerd Hoffmann { 81962232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 82062232bf4SGerd Hoffmann struct virtio_gpu_resource_attach_backing ab; 82162232bf4SGerd Hoffmann int ret; 82262232bf4SGerd Hoffmann 82362232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ab); 8241715d6b5SFarhan Ali virtio_gpu_bswap_32(&ab, sizeof(ab)); 82562232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_attach(ab.resource_id); 82662232bf4SGerd Hoffmann 82762232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, ab.resource_id); 82862232bf4SGerd Hoffmann if (!res) { 82962232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 83062232bf4SGerd Hoffmann __func__, ab.resource_id); 83162232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 83262232bf4SGerd Hoffmann return; 83362232bf4SGerd Hoffmann } 83462232bf4SGerd Hoffmann 835204f01b3SLi Qiang if (res->iov) { 836204f01b3SLi Qiang cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 837204f01b3SLi Qiang return; 838204f01b3SLi Qiang } 839204f01b3SLi Qiang 8403bb68f79SGerd Hoffmann ret = virtio_gpu_create_mapping_iov(g, &ab, cmd, &res->addrs, &res->iov); 84162232bf4SGerd Hoffmann if (ret != 0) { 84262232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 84362232bf4SGerd Hoffmann return; 84462232bf4SGerd Hoffmann } 84562232bf4SGerd Hoffmann 84662232bf4SGerd Hoffmann res->iov_cnt = ab.nr_entries; 84762232bf4SGerd Hoffmann } 84862232bf4SGerd Hoffmann 84962232bf4SGerd Hoffmann static void 85062232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(VirtIOGPU *g, 85162232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 85262232bf4SGerd Hoffmann { 85362232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 85462232bf4SGerd Hoffmann struct virtio_gpu_resource_detach_backing detach; 85562232bf4SGerd Hoffmann 85662232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(detach); 8571715d6b5SFarhan Ali virtio_gpu_bswap_32(&detach, sizeof(detach)); 85862232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_detach(detach.resource_id); 85962232bf4SGerd Hoffmann 86062232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, detach.resource_id); 86162232bf4SGerd Hoffmann if (!res || !res->iov) { 86262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 86362232bf4SGerd Hoffmann __func__, detach.resource_id); 86462232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 86562232bf4SGerd Hoffmann return; 86662232bf4SGerd Hoffmann } 8673bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 86862232bf4SGerd Hoffmann } 86962232bf4SGerd Hoffmann 87062232bf4SGerd Hoffmann static void virtio_gpu_simple_process_cmd(VirtIOGPU *g, 87162232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 87262232bf4SGerd Hoffmann { 87362232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(cmd->cmd_hdr); 8741715d6b5SFarhan Ali virtio_gpu_ctrl_hdr_bswap(&cmd->cmd_hdr); 87562232bf4SGerd Hoffmann 87662232bf4SGerd Hoffmann switch (cmd->cmd_hdr.type) { 87762232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_GET_DISPLAY_INFO: 87862232bf4SGerd Hoffmann virtio_gpu_get_display_info(g, cmd); 87962232bf4SGerd Hoffmann break; 8801ed2cb32SGerd Hoffmann case VIRTIO_GPU_CMD_GET_EDID: 8811ed2cb32SGerd Hoffmann virtio_gpu_get_edid(g, cmd); 8821ed2cb32SGerd Hoffmann break; 88362232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_CREATE_2D: 88462232bf4SGerd Hoffmann virtio_gpu_resource_create_2d(g, cmd); 88562232bf4SGerd Hoffmann break; 88662232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_UNREF: 88762232bf4SGerd Hoffmann virtio_gpu_resource_unref(g, cmd); 88862232bf4SGerd Hoffmann break; 88962232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_FLUSH: 89062232bf4SGerd Hoffmann virtio_gpu_resource_flush(g, cmd); 89162232bf4SGerd Hoffmann break; 89262232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_2D: 89362232bf4SGerd Hoffmann virtio_gpu_transfer_to_host_2d(g, cmd); 89462232bf4SGerd Hoffmann break; 89562232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_SET_SCANOUT: 89662232bf4SGerd Hoffmann virtio_gpu_set_scanout(g, cmd); 89762232bf4SGerd Hoffmann break; 89862232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING: 89962232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(g, cmd); 90062232bf4SGerd Hoffmann break; 90162232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_DETACH_BACKING: 90262232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(g, cmd); 90362232bf4SGerd Hoffmann break; 90462232bf4SGerd Hoffmann default: 90562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 90662232bf4SGerd Hoffmann break; 90762232bf4SGerd Hoffmann } 90862232bf4SGerd Hoffmann if (!cmd->finished) { 90962232bf4SGerd Hoffmann virtio_gpu_ctrl_response_nodata(g, cmd, cmd->error ? cmd->error : 91062232bf4SGerd Hoffmann VIRTIO_GPU_RESP_OK_NODATA); 91162232bf4SGerd Hoffmann } 91262232bf4SGerd Hoffmann } 91362232bf4SGerd Hoffmann 91462232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl_cb(VirtIODevice *vdev, VirtQueue *vq) 91562232bf4SGerd Hoffmann { 91662232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 91762232bf4SGerd Hoffmann qemu_bh_schedule(g->ctrl_bh); 91862232bf4SGerd Hoffmann } 91962232bf4SGerd Hoffmann 92062232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor_cb(VirtIODevice *vdev, VirtQueue *vq) 92162232bf4SGerd Hoffmann { 92262232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 92362232bf4SGerd Hoffmann qemu_bh_schedule(g->cursor_bh); 92462232bf4SGerd Hoffmann } 92562232bf4SGerd Hoffmann 9260c55a1cfSGerd Hoffmann void virtio_gpu_process_cmdq(VirtIOGPU *g) 9273eb769fdSGerd Hoffmann { 9283eb769fdSGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 9293eb769fdSGerd Hoffmann 9303eb769fdSGerd Hoffmann while (!QTAILQ_EMPTY(&g->cmdq)) { 9313eb769fdSGerd Hoffmann cmd = QTAILQ_FIRST(&g->cmdq); 9323eb769fdSGerd Hoffmann 9339a6d74c0SMarc-André Lureau if (g->renderer_blocked) { 9340c55a1cfSGerd Hoffmann break; 9350c55a1cfSGerd Hoffmann } 936ad341aacSMarc-André Lureau 937ad341aacSMarc-André Lureau /* process command */ 938ad341aacSMarc-André Lureau VIRGL(g, virtio_gpu_virgl_process_cmd, virtio_gpu_simple_process_cmd, 939ad341aacSMarc-André Lureau g, cmd); 940ad341aacSMarc-André Lureau 9413eb769fdSGerd Hoffmann QTAILQ_REMOVE(&g->cmdq, cmd, next); 9423eb769fdSGerd Hoffmann if (virtio_gpu_stats_enabled(g->conf)) { 9433eb769fdSGerd Hoffmann g->stats.requests++; 9443eb769fdSGerd Hoffmann } 9453eb769fdSGerd Hoffmann 9463eb769fdSGerd Hoffmann if (!cmd->finished) { 9473eb769fdSGerd Hoffmann QTAILQ_INSERT_TAIL(&g->fenceq, cmd, next); 9483eb769fdSGerd Hoffmann g->inflight++; 9493eb769fdSGerd Hoffmann if (virtio_gpu_stats_enabled(g->conf)) { 9503eb769fdSGerd Hoffmann if (g->stats.max_inflight < g->inflight) { 9513eb769fdSGerd Hoffmann g->stats.max_inflight = g->inflight; 9523eb769fdSGerd Hoffmann } 9533eb769fdSGerd Hoffmann fprintf(stderr, "inflight: %3d (+)\r", g->inflight); 9543eb769fdSGerd Hoffmann } 9553eb769fdSGerd Hoffmann } else { 9563eb769fdSGerd Hoffmann g_free(cmd); 9573eb769fdSGerd Hoffmann } 9583eb769fdSGerd Hoffmann } 9593eb769fdSGerd Hoffmann } 9603eb769fdSGerd Hoffmann 96162232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq) 96262232bf4SGerd Hoffmann { 96362232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 96462232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 96562232bf4SGerd Hoffmann 96662232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 96762232bf4SGerd Hoffmann return; 96862232bf4SGerd Hoffmann } 96962232bf4SGerd Hoffmann 9709d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 9719d9e1521SGerd Hoffmann if (!g->renderer_inited && g->use_virgl_renderer) { 9729d9e1521SGerd Hoffmann virtio_gpu_virgl_init(g); 9739d9e1521SGerd Hoffmann g->renderer_inited = true; 9749d9e1521SGerd Hoffmann } 9759d9e1521SGerd Hoffmann #endif 9769d9e1521SGerd Hoffmann 97751b19ebeSPaolo Bonzini cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); 97851b19ebeSPaolo Bonzini while (cmd) { 97962232bf4SGerd Hoffmann cmd->vq = vq; 98062232bf4SGerd Hoffmann cmd->error = 0; 98162232bf4SGerd Hoffmann cmd->finished = false; 9823eb769fdSGerd Hoffmann QTAILQ_INSERT_TAIL(&g->cmdq, cmd, next); 98351b19ebeSPaolo Bonzini cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); 98462232bf4SGerd Hoffmann } 9859d9e1521SGerd Hoffmann 9863eb769fdSGerd Hoffmann virtio_gpu_process_cmdq(g); 9873eb769fdSGerd Hoffmann 9889d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 9899d9e1521SGerd Hoffmann if (g->use_virgl_renderer) { 9909d9e1521SGerd Hoffmann virtio_gpu_virgl_fence_poll(g); 9919d9e1521SGerd Hoffmann } 9929d9e1521SGerd Hoffmann #endif 99362232bf4SGerd Hoffmann } 99462232bf4SGerd Hoffmann 99562232bf4SGerd Hoffmann static void virtio_gpu_ctrl_bh(void *opaque) 99662232bf4SGerd Hoffmann { 99762232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 99862232bf4SGerd Hoffmann virtio_gpu_handle_ctrl(&g->parent_obj, g->ctrl_vq); 99962232bf4SGerd Hoffmann } 100062232bf4SGerd Hoffmann 100162232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor(VirtIODevice *vdev, VirtQueue *vq) 100262232bf4SGerd Hoffmann { 100362232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 100451b19ebeSPaolo Bonzini VirtQueueElement *elem; 100562232bf4SGerd Hoffmann size_t s; 100662232bf4SGerd Hoffmann struct virtio_gpu_update_cursor cursor_info; 100762232bf4SGerd Hoffmann 100862232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 100962232bf4SGerd Hoffmann return; 101062232bf4SGerd Hoffmann } 101151b19ebeSPaolo Bonzini for (;;) { 101251b19ebeSPaolo Bonzini elem = virtqueue_pop(vq, sizeof(VirtQueueElement)); 101351b19ebeSPaolo Bonzini if (!elem) { 101451b19ebeSPaolo Bonzini break; 101551b19ebeSPaolo Bonzini } 101651b19ebeSPaolo Bonzini 101751b19ebeSPaolo Bonzini s = iov_to_buf(elem->out_sg, elem->out_num, 0, 101862232bf4SGerd Hoffmann &cursor_info, sizeof(cursor_info)); 101962232bf4SGerd Hoffmann if (s != sizeof(cursor_info)) { 102062232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 102162232bf4SGerd Hoffmann "%s: cursor size incorrect %zu vs %zu\n", 102262232bf4SGerd Hoffmann __func__, s, sizeof(cursor_info)); 102362232bf4SGerd Hoffmann } else { 10241715d6b5SFarhan Ali virtio_gpu_bswap_32(&cursor_info, sizeof(cursor_info)); 102562232bf4SGerd Hoffmann update_cursor(g, &cursor_info); 102662232bf4SGerd Hoffmann } 102751b19ebeSPaolo Bonzini virtqueue_push(vq, elem, 0); 102862232bf4SGerd Hoffmann virtio_notify(vdev, vq); 102951b19ebeSPaolo Bonzini g_free(elem); 103062232bf4SGerd Hoffmann } 103162232bf4SGerd Hoffmann } 103262232bf4SGerd Hoffmann 103362232bf4SGerd Hoffmann static void virtio_gpu_cursor_bh(void *opaque) 103462232bf4SGerd Hoffmann { 103562232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 103662232bf4SGerd Hoffmann virtio_gpu_handle_cursor(&g->parent_obj, g->cursor_vq); 103762232bf4SGerd Hoffmann } 103862232bf4SGerd Hoffmann 103962232bf4SGerd Hoffmann static void virtio_gpu_invalidate_display(void *opaque) 104062232bf4SGerd Hoffmann { 104162232bf4SGerd Hoffmann } 104262232bf4SGerd Hoffmann 104362232bf4SGerd Hoffmann static void virtio_gpu_update_display(void *opaque) 104462232bf4SGerd Hoffmann { 104562232bf4SGerd Hoffmann } 104662232bf4SGerd Hoffmann 104762232bf4SGerd Hoffmann static void virtio_gpu_text_update(void *opaque, console_ch_t *chardata) 104862232bf4SGerd Hoffmann { 104962232bf4SGerd Hoffmann } 105062232bf4SGerd Hoffmann 105162232bf4SGerd Hoffmann static int virtio_gpu_ui_info(void *opaque, uint32_t idx, QemuUIInfo *info) 105262232bf4SGerd Hoffmann { 105362232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 105462232bf4SGerd Hoffmann 10556b860806SMarc-André Lureau if (idx >= g->conf.max_outputs) { 105662232bf4SGerd Hoffmann return -1; 105762232bf4SGerd Hoffmann } 105862232bf4SGerd Hoffmann 105962232bf4SGerd Hoffmann g->req_state[idx].x = info->xoff; 106062232bf4SGerd Hoffmann g->req_state[idx].y = info->yoff; 106162232bf4SGerd Hoffmann g->req_state[idx].width = info->width; 106262232bf4SGerd Hoffmann g->req_state[idx].height = info->height; 106362232bf4SGerd Hoffmann 106462232bf4SGerd Hoffmann if (info->width && info->height) { 106562232bf4SGerd Hoffmann g->enabled_output_bitmask |= (1 << idx); 106662232bf4SGerd Hoffmann } else { 106762232bf4SGerd Hoffmann g->enabled_output_bitmask &= ~(1 << idx); 106862232bf4SGerd Hoffmann } 106962232bf4SGerd Hoffmann 107062232bf4SGerd Hoffmann /* send event to guest */ 107162232bf4SGerd Hoffmann virtio_gpu_notify_event(g, VIRTIO_GPU_EVENT_DISPLAY); 107262232bf4SGerd Hoffmann return 0; 107362232bf4SGerd Hoffmann } 107462232bf4SGerd Hoffmann 1075ad341aacSMarc-André Lureau static void virtio_gpu_gl_block(void *opaque, bool block) 1076ad341aacSMarc-André Lureau { 1077ad341aacSMarc-André Lureau VirtIOGPU *g = opaque; 1078ad341aacSMarc-André Lureau 1079ad341aacSMarc-André Lureau if (block) { 1080ad341aacSMarc-André Lureau g->renderer_blocked++; 1081ad341aacSMarc-André Lureau } else { 1082ad341aacSMarc-André Lureau g->renderer_blocked--; 1083ad341aacSMarc-André Lureau } 1084ad341aacSMarc-André Lureau assert(g->renderer_blocked >= 0); 1085ad341aacSMarc-André Lureau 1086ad341aacSMarc-André Lureau if (g->renderer_blocked == 0) { 10879032e3d7SGerd Hoffmann #ifdef CONFIG_VIRGL 10889032e3d7SGerd Hoffmann if (g->renderer_reset) { 10899032e3d7SGerd Hoffmann g->renderer_reset = false; 10909032e3d7SGerd Hoffmann virtio_gpu_virgl_reset(g); 10919032e3d7SGerd Hoffmann } 10929032e3d7SGerd Hoffmann #endif 1093ad341aacSMarc-André Lureau virtio_gpu_process_cmdq(g); 1094ad341aacSMarc-André Lureau } 1095ad341aacSMarc-André Lureau } 1096ad341aacSMarc-André Lureau 109762232bf4SGerd Hoffmann const GraphicHwOps virtio_gpu_ops = { 109862232bf4SGerd Hoffmann .invalidate = virtio_gpu_invalidate_display, 109962232bf4SGerd Hoffmann .gfx_update = virtio_gpu_update_display, 110062232bf4SGerd Hoffmann .text_update = virtio_gpu_text_update, 110162232bf4SGerd Hoffmann .ui_info = virtio_gpu_ui_info, 1102321c9adbSGerd Hoffmann .gl_block = virtio_gpu_gl_block, 110362232bf4SGerd Hoffmann }; 110462232bf4SGerd Hoffmann 11050c244e50SGerd Hoffmann static const VMStateDescription vmstate_virtio_gpu_scanout = { 11060c244e50SGerd Hoffmann .name = "virtio-gpu-one-scanout", 11070c244e50SGerd Hoffmann .version_id = 1, 11080c244e50SGerd Hoffmann .fields = (VMStateField[]) { 11090c244e50SGerd Hoffmann VMSTATE_UINT32(resource_id, struct virtio_gpu_scanout), 11100c244e50SGerd Hoffmann VMSTATE_UINT32(width, struct virtio_gpu_scanout), 11110c244e50SGerd Hoffmann VMSTATE_UINT32(height, struct virtio_gpu_scanout), 11120c244e50SGerd Hoffmann VMSTATE_INT32(x, struct virtio_gpu_scanout), 11130c244e50SGerd Hoffmann VMSTATE_INT32(y, struct virtio_gpu_scanout), 11140c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.resource_id, struct virtio_gpu_scanout), 11150c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.hot_x, struct virtio_gpu_scanout), 11160c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.hot_y, struct virtio_gpu_scanout), 11170c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.pos.x, struct virtio_gpu_scanout), 11180c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.pos.y, struct virtio_gpu_scanout), 11190c244e50SGerd Hoffmann VMSTATE_END_OF_LIST() 11200c244e50SGerd Hoffmann }, 11210c244e50SGerd Hoffmann }; 11220c244e50SGerd Hoffmann 11230c244e50SGerd Hoffmann static const VMStateDescription vmstate_virtio_gpu_scanouts = { 11240c244e50SGerd Hoffmann .name = "virtio-gpu-scanouts", 11250c244e50SGerd Hoffmann .version_id = 1, 11260c244e50SGerd Hoffmann .fields = (VMStateField[]) { 11270c244e50SGerd Hoffmann VMSTATE_INT32(enable, struct VirtIOGPU), 1128d2164ad3SHalil Pasic VMSTATE_UINT32_EQUAL(conf.max_outputs, struct VirtIOGPU, NULL), 11290c244e50SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(scanout, struct VirtIOGPU, 11300c244e50SGerd Hoffmann conf.max_outputs, 1, 11310c244e50SGerd Hoffmann vmstate_virtio_gpu_scanout, 11320c244e50SGerd Hoffmann struct virtio_gpu_scanout), 11330c244e50SGerd Hoffmann VMSTATE_END_OF_LIST() 11340c244e50SGerd Hoffmann }, 11350c244e50SGerd Hoffmann }; 11360c244e50SGerd Hoffmann 11372c21ee76SJianjun Duan static int virtio_gpu_save(QEMUFile *f, void *opaque, size_t size, 113803fee66fSMarc-André Lureau const VMStateField *field, QJSON *vmdesc) 11390c244e50SGerd Hoffmann { 11400c244e50SGerd Hoffmann VirtIOGPU *g = opaque; 11410c244e50SGerd Hoffmann struct virtio_gpu_simple_resource *res; 11420c244e50SGerd Hoffmann int i; 11430c244e50SGerd Hoffmann 11440c244e50SGerd Hoffmann /* in 2d mode we should never find unprocessed commands here */ 11450c244e50SGerd Hoffmann assert(QTAILQ_EMPTY(&g->cmdq)); 11460c244e50SGerd Hoffmann 11470c244e50SGerd Hoffmann QTAILQ_FOREACH(res, &g->reslist, next) { 11480c244e50SGerd Hoffmann qemu_put_be32(f, res->resource_id); 11490c244e50SGerd Hoffmann qemu_put_be32(f, res->width); 11500c244e50SGerd Hoffmann qemu_put_be32(f, res->height); 11510c244e50SGerd Hoffmann qemu_put_be32(f, res->format); 11520c244e50SGerd Hoffmann qemu_put_be32(f, res->iov_cnt); 11530c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 11540c244e50SGerd Hoffmann qemu_put_be64(f, res->addrs[i]); 11550c244e50SGerd Hoffmann qemu_put_be32(f, res->iov[i].iov_len); 11560c244e50SGerd Hoffmann } 11570c244e50SGerd Hoffmann qemu_put_buffer(f, (void *)pixman_image_get_data(res->image), 11580c244e50SGerd Hoffmann pixman_image_get_stride(res->image) * res->height); 11590c244e50SGerd Hoffmann } 11600c244e50SGerd Hoffmann qemu_put_be32(f, 0); /* end of list */ 11610c244e50SGerd Hoffmann 11622f168d07SDr. David Alan Gilbert return vmstate_save_state(f, &vmstate_virtio_gpu_scanouts, g, NULL); 11630c244e50SGerd Hoffmann } 11640c244e50SGerd Hoffmann 11652c21ee76SJianjun Duan static int virtio_gpu_load(QEMUFile *f, void *opaque, size_t size, 116603fee66fSMarc-André Lureau const VMStateField *field) 11670c244e50SGerd Hoffmann { 11680c244e50SGerd Hoffmann VirtIOGPU *g = opaque; 11690c244e50SGerd Hoffmann struct virtio_gpu_simple_resource *res; 11700c244e50SGerd Hoffmann struct virtio_gpu_scanout *scanout; 11710c244e50SGerd Hoffmann uint32_t resource_id, pformat; 11728a502efdSHalil Pasic int i; 11730c244e50SGerd Hoffmann 1174039aa5dbSPeter Maydell g->hostmem = 0; 1175039aa5dbSPeter Maydell 11760c244e50SGerd Hoffmann resource_id = qemu_get_be32(f); 11770c244e50SGerd Hoffmann while (resource_id != 0) { 11780c244e50SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 11790c244e50SGerd Hoffmann res->resource_id = resource_id; 11800c244e50SGerd Hoffmann res->width = qemu_get_be32(f); 11810c244e50SGerd Hoffmann res->height = qemu_get_be32(f); 11820c244e50SGerd Hoffmann res->format = qemu_get_be32(f); 11830c244e50SGerd Hoffmann res->iov_cnt = qemu_get_be32(f); 11840c244e50SGerd Hoffmann 11850c244e50SGerd Hoffmann /* allocate */ 11860c244e50SGerd Hoffmann pformat = get_pixman_format(res->format); 11870c244e50SGerd Hoffmann if (!pformat) { 1188c84f0f25SPeter Maydell g_free(res); 11890c244e50SGerd Hoffmann return -EINVAL; 11900c244e50SGerd Hoffmann } 11910c244e50SGerd Hoffmann res->image = pixman_image_create_bits(pformat, 11920c244e50SGerd Hoffmann res->width, res->height, 11930c244e50SGerd Hoffmann NULL, 0); 11940c244e50SGerd Hoffmann if (!res->image) { 1195c84f0f25SPeter Maydell g_free(res); 11960c244e50SGerd Hoffmann return -EINVAL; 11970c244e50SGerd Hoffmann } 11980c244e50SGerd Hoffmann 1199c53f5b89STao Wu res->hostmem = calc_image_hostmem(pformat, res->width, res->height); 1200039aa5dbSPeter Maydell 12010c244e50SGerd Hoffmann res->addrs = g_new(uint64_t, res->iov_cnt); 12020c244e50SGerd Hoffmann res->iov = g_new(struct iovec, res->iov_cnt); 12030c244e50SGerd Hoffmann 12040c244e50SGerd Hoffmann /* read data */ 12050c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 12060c244e50SGerd Hoffmann res->addrs[i] = qemu_get_be64(f); 12070c244e50SGerd Hoffmann res->iov[i].iov_len = qemu_get_be32(f); 12080c244e50SGerd Hoffmann } 12090c244e50SGerd Hoffmann qemu_get_buffer(f, (void *)pixman_image_get_data(res->image), 12100c244e50SGerd Hoffmann pixman_image_get_stride(res->image) * res->height); 12110c244e50SGerd Hoffmann 12120c244e50SGerd Hoffmann /* restore mapping */ 12130c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 12140c244e50SGerd Hoffmann hwaddr len = res->iov[i].iov_len; 12150c244e50SGerd Hoffmann res->iov[i].iov_base = 12168da132a5SGerd Hoffmann dma_memory_map(VIRTIO_DEVICE(g)->dma_as, 12178da132a5SGerd Hoffmann res->addrs[i], &len, DMA_DIRECTION_TO_DEVICE); 12183bb68f79SGerd Hoffmann 12190c244e50SGerd Hoffmann if (!res->iov[i].iov_base || len != res->iov[i].iov_len) { 1220c84f0f25SPeter Maydell /* Clean up the half-a-mapping we just created... */ 1221c84f0f25SPeter Maydell if (res->iov[i].iov_base) { 12228da132a5SGerd Hoffmann dma_memory_unmap(VIRTIO_DEVICE(g)->dma_as, 12238da132a5SGerd Hoffmann res->iov[i].iov_base, 12248da132a5SGerd Hoffmann res->iov[i].iov_len, 12258da132a5SGerd Hoffmann DMA_DIRECTION_TO_DEVICE, 12268da132a5SGerd Hoffmann res->iov[i].iov_len); 1227c84f0f25SPeter Maydell } 1228c84f0f25SPeter Maydell /* ...and the mappings for previous loop iterations */ 1229c84f0f25SPeter Maydell res->iov_cnt = i; 12303bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 1231c84f0f25SPeter Maydell pixman_image_unref(res->image); 1232c84f0f25SPeter Maydell g_free(res); 12330c244e50SGerd Hoffmann return -EINVAL; 12340c244e50SGerd Hoffmann } 12350c244e50SGerd Hoffmann } 12360c244e50SGerd Hoffmann 12370c244e50SGerd Hoffmann QTAILQ_INSERT_HEAD(&g->reslist, res, next); 1238039aa5dbSPeter Maydell g->hostmem += res->hostmem; 12390c244e50SGerd Hoffmann 12400c244e50SGerd Hoffmann resource_id = qemu_get_be32(f); 12410c244e50SGerd Hoffmann } 12420c244e50SGerd Hoffmann 12430c244e50SGerd Hoffmann /* load & apply scanout state */ 12440c244e50SGerd Hoffmann vmstate_load_state(f, &vmstate_virtio_gpu_scanouts, g, 1); 12450c244e50SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 12460c244e50SGerd Hoffmann scanout = &g->scanout[i]; 12470c244e50SGerd Hoffmann if (!scanout->resource_id) { 12480c244e50SGerd Hoffmann continue; 12490c244e50SGerd Hoffmann } 12500c244e50SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 12510c244e50SGerd Hoffmann if (!res) { 12520c244e50SGerd Hoffmann return -EINVAL; 12530c244e50SGerd Hoffmann } 12540c244e50SGerd Hoffmann scanout->ds = qemu_create_displaysurface_pixman(res->image); 12550c244e50SGerd Hoffmann if (!scanout->ds) { 12560c244e50SGerd Hoffmann return -EINVAL; 12570c244e50SGerd Hoffmann } 12580c244e50SGerd Hoffmann 12590c244e50SGerd Hoffmann dpy_gfx_replace_surface(scanout->con, scanout->ds); 126091155f8bSGerd Hoffmann dpy_gfx_update_full(scanout->con); 126110750ee0SGerd Hoffmann if (scanout->cursor.resource_id) { 12620c244e50SGerd Hoffmann update_cursor(g, &scanout->cursor); 126310750ee0SGerd Hoffmann } 12640c244e50SGerd Hoffmann res->scanout_bitmask |= (1 << i); 12650c244e50SGerd Hoffmann } 12660c244e50SGerd Hoffmann 12670c244e50SGerd Hoffmann return 0; 12680c244e50SGerd Hoffmann } 12690c244e50SGerd Hoffmann 127062232bf4SGerd Hoffmann static void virtio_gpu_device_realize(DeviceState *qdev, Error **errp) 127162232bf4SGerd Hoffmann { 127262232bf4SGerd Hoffmann VirtIODevice *vdev = VIRTIO_DEVICE(qdev); 127362232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(qdev); 12749d9e1521SGerd Hoffmann bool have_virgl; 1275fe44dc91SAshijeet Acharya Error *local_err = NULL; 127662232bf4SGerd Hoffmann int i; 127762232bf4SGerd Hoffmann 1278acfc4846SMarc-André Lureau if (g->conf.max_outputs > VIRTIO_GPU_MAX_SCANOUTS) { 1279acfc4846SMarc-André Lureau error_setg(errp, "invalid max_outputs > %d", VIRTIO_GPU_MAX_SCANOUTS); 12805e3d741cSMarc-André Lureau return; 12815e3d741cSMarc-André Lureau } 12825e3d741cSMarc-André Lureau 12839d9e1521SGerd Hoffmann g->use_virgl_renderer = false; 12849d9e1521SGerd Hoffmann #if !defined(CONFIG_VIRGL) || defined(HOST_WORDS_BIGENDIAN) 12859d9e1521SGerd Hoffmann have_virgl = false; 12869d9e1521SGerd Hoffmann #else 12879d9e1521SGerd Hoffmann have_virgl = display_opengl; 12889d9e1521SGerd Hoffmann #endif 12899d9e1521SGerd Hoffmann if (!have_virgl) { 12909d9e1521SGerd Hoffmann g->conf.flags &= ~(1 << VIRTIO_GPU_FLAG_VIRGL_ENABLED); 12919d9e1521SGerd Hoffmann } 12929d9e1521SGerd Hoffmann 12939d9e1521SGerd Hoffmann if (virtio_gpu_virgl_enabled(g->conf)) { 1294fe44dc91SAshijeet Acharya error_setg(&g->migration_blocker, "virgl is not yet migratable"); 1295fe44dc91SAshijeet Acharya migrate_add_blocker(g->migration_blocker, &local_err); 1296fe44dc91SAshijeet Acharya if (local_err) { 1297fe44dc91SAshijeet Acharya error_propagate(errp, local_err); 1298fe44dc91SAshijeet Acharya error_free(g->migration_blocker); 1299fe44dc91SAshijeet Acharya return; 1300fe44dc91SAshijeet Acharya } 1301fe44dc91SAshijeet Acharya } 1302fe44dc91SAshijeet Acharya 13031715d6b5SFarhan Ali g->virtio_config.num_scanouts = cpu_to_le32(g->conf.max_outputs); 1304fe44dc91SAshijeet Acharya virtio_init(VIRTIO_DEVICE(g), "virtio-gpu", VIRTIO_ID_GPU, 13054a9102c5SMarc-André Lureau sizeof(struct virtio_gpu_config)); 1306fe44dc91SAshijeet Acharya 1307729abb6aSGerd Hoffmann g->req_state[0].width = g->conf.xres; 1308729abb6aSGerd Hoffmann g->req_state[0].height = g->conf.yres; 1309fe44dc91SAshijeet Acharya 1310fe44dc91SAshijeet Acharya if (virtio_gpu_virgl_enabled(g->conf)) { 13119d9e1521SGerd Hoffmann /* use larger control queue in 3d mode */ 13129d9e1521SGerd Hoffmann g->ctrl_vq = virtio_add_queue(vdev, 256, virtio_gpu_handle_ctrl_cb); 13139d9e1521SGerd Hoffmann g->cursor_vq = virtio_add_queue(vdev, 16, virtio_gpu_handle_cursor_cb); 13145643cc94SDave Airlie 13155643cc94SDave Airlie #if defined(CONFIG_VIRGL) 13165643cc94SDave Airlie g->virtio_config.num_capsets = virtio_gpu_virgl_get_num_capsets(g); 13175643cc94SDave Airlie #else 13185643cc94SDave Airlie g->virtio_config.num_capsets = 0; 13195643cc94SDave Airlie #endif 13209d9e1521SGerd Hoffmann } else { 132162232bf4SGerd Hoffmann g->ctrl_vq = virtio_add_queue(vdev, 64, virtio_gpu_handle_ctrl_cb); 132262232bf4SGerd Hoffmann g->cursor_vq = virtio_add_queue(vdev, 16, virtio_gpu_handle_cursor_cb); 13239d9e1521SGerd Hoffmann } 132462232bf4SGerd Hoffmann 132562232bf4SGerd Hoffmann g->ctrl_bh = qemu_bh_new(virtio_gpu_ctrl_bh, g); 132662232bf4SGerd Hoffmann g->cursor_bh = qemu_bh_new(virtio_gpu_cursor_bh, g); 132762232bf4SGerd Hoffmann QTAILQ_INIT(&g->reslist); 13283eb769fdSGerd Hoffmann QTAILQ_INIT(&g->cmdq); 132962232bf4SGerd Hoffmann QTAILQ_INIT(&g->fenceq); 133062232bf4SGerd Hoffmann 133162232bf4SGerd Hoffmann g->enabled_output_bitmask = 1; 133262232bf4SGerd Hoffmann 133362232bf4SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 133462232bf4SGerd Hoffmann g->scanout[i].con = 133562232bf4SGerd Hoffmann graphic_console_init(DEVICE(g), i, &virtio_gpu_ops, g); 133662232bf4SGerd Hoffmann if (i > 0) { 133762232bf4SGerd Hoffmann dpy_gfx_replace_surface(g->scanout[i].con, NULL); 133862232bf4SGerd Hoffmann } 133962232bf4SGerd Hoffmann } 134062232bf4SGerd Hoffmann } 134162232bf4SGerd Hoffmann 1342de889221SDr. David Alan Gilbert static void virtio_gpu_device_unrealize(DeviceState *qdev, Error **errp) 1343de889221SDr. David Alan Gilbert { 1344de889221SDr. David Alan Gilbert VirtIOGPU *g = VIRTIO_GPU(qdev); 1345de889221SDr. David Alan Gilbert if (g->migration_blocker) { 1346de889221SDr. David Alan Gilbert migrate_del_blocker(g->migration_blocker); 1347de889221SDr. David Alan Gilbert error_free(g->migration_blocker); 1348de889221SDr. David Alan Gilbert } 1349de889221SDr. David Alan Gilbert } 1350de889221SDr. David Alan Gilbert 135162232bf4SGerd Hoffmann static void virtio_gpu_instance_init(Object *obj) 135262232bf4SGerd Hoffmann { 135362232bf4SGerd Hoffmann } 135462232bf4SGerd Hoffmann 13550be00346SGerd Hoffmann static void virtio_gpu_reset(VirtIODevice *vdev) 135662232bf4SGerd Hoffmann { 135762232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 135862232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res, *tmp; 1359*dc84ed5bSGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 136062232bf4SGerd Hoffmann int i; 136162232bf4SGerd Hoffmann 136262232bf4SGerd Hoffmann g->enable = 0; 136362232bf4SGerd Hoffmann 136462232bf4SGerd Hoffmann QTAILQ_FOREACH_SAFE(res, &g->reslist, next, tmp) { 136562232bf4SGerd Hoffmann virtio_gpu_resource_destroy(g, res); 136662232bf4SGerd Hoffmann } 136762232bf4SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 136862232bf4SGerd Hoffmann g->scanout[i].resource_id = 0; 136962232bf4SGerd Hoffmann g->scanout[i].width = 0; 137062232bf4SGerd Hoffmann g->scanout[i].height = 0; 137162232bf4SGerd Hoffmann g->scanout[i].x = 0; 137262232bf4SGerd Hoffmann g->scanout[i].y = 0; 137362232bf4SGerd Hoffmann g->scanout[i].ds = NULL; 137462232bf4SGerd Hoffmann } 13759d9e1521SGerd Hoffmann 1376*dc84ed5bSGerd Hoffmann while (!QTAILQ_EMPTY(&g->cmdq)) { 1377*dc84ed5bSGerd Hoffmann cmd = QTAILQ_FIRST(&g->cmdq); 1378*dc84ed5bSGerd Hoffmann QTAILQ_REMOVE(&g->cmdq, cmd, next); 1379*dc84ed5bSGerd Hoffmann g_free(cmd); 1380*dc84ed5bSGerd Hoffmann } 1381*dc84ed5bSGerd Hoffmann 1382*dc84ed5bSGerd Hoffmann while (!QTAILQ_EMPTY(&g->fenceq)) { 1383*dc84ed5bSGerd Hoffmann cmd = QTAILQ_FIRST(&g->fenceq); 1384*dc84ed5bSGerd Hoffmann QTAILQ_REMOVE(&g->fenceq, cmd, next); 1385*dc84ed5bSGerd Hoffmann g->inflight--; 1386*dc84ed5bSGerd Hoffmann g_free(cmd); 1387*dc84ed5bSGerd Hoffmann } 1388*dc84ed5bSGerd Hoffmann 13899d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 13909d9e1521SGerd Hoffmann if (g->use_virgl_renderer) { 13919032e3d7SGerd Hoffmann if (g->renderer_blocked) { 13929032e3d7SGerd Hoffmann g->renderer_reset = true; 13939032e3d7SGerd Hoffmann } else { 13949d9e1521SGerd Hoffmann virtio_gpu_virgl_reset(g); 13959032e3d7SGerd Hoffmann } 13969d9e1521SGerd Hoffmann g->use_virgl_renderer = 0; 13979d9e1521SGerd Hoffmann } 13989d9e1521SGerd Hoffmann #endif 139962232bf4SGerd Hoffmann } 140062232bf4SGerd Hoffmann 14018a502efdSHalil Pasic /* 14028a502efdSHalil Pasic * For historical reasons virtio_gpu does not adhere to virtio migration 14038a502efdSHalil Pasic * scheme as described in doc/virtio-migration.txt, in a sense that no 14048a502efdSHalil Pasic * save/load callback are provided to the core. Instead the device data 14058a502efdSHalil Pasic * is saved/loaded after the core data. 14068a502efdSHalil Pasic * 14078a502efdSHalil Pasic * Because of this we need a special vmsd. 14088a502efdSHalil Pasic */ 14098a502efdSHalil Pasic static const VMStateDescription vmstate_virtio_gpu = { 14108a502efdSHalil Pasic .name = "virtio-gpu", 14118a502efdSHalil Pasic .minimum_version_id = VIRTIO_GPU_VM_VERSION, 14128a502efdSHalil Pasic .version_id = VIRTIO_GPU_VM_VERSION, 14138a502efdSHalil Pasic .fields = (VMStateField[]) { 14148a502efdSHalil Pasic VMSTATE_VIRTIO_DEVICE /* core */, 14158a502efdSHalil Pasic { 14168a502efdSHalil Pasic .name = "virtio-gpu", 14178a502efdSHalil Pasic .info = &(const VMStateInfo) { 14188a502efdSHalil Pasic .name = "virtio-gpu", 14198a502efdSHalil Pasic .get = virtio_gpu_load, 14208a502efdSHalil Pasic .put = virtio_gpu_save, 14218a502efdSHalil Pasic }, 14228a502efdSHalil Pasic .flags = VMS_SINGLE, 14238a502efdSHalil Pasic } /* device */, 14248a502efdSHalil Pasic VMSTATE_END_OF_LIST() 14258a502efdSHalil Pasic }, 14268a502efdSHalil Pasic }; 14270fc07498SDr. David Alan Gilbert 142862232bf4SGerd Hoffmann static Property virtio_gpu_properties[] = { 1429b3409a31SGerd Hoffmann DEFINE_PROP_UINT32("max_outputs", VirtIOGPU, conf.max_outputs, 1), 1430f0353b0dSPhilippe Mathieu-Daudé DEFINE_PROP_SIZE("max_hostmem", VirtIOGPU, conf.max_hostmem, 256 * MiB), 14319d9e1521SGerd Hoffmann #ifdef CONFIG_VIRGL 14329d9e1521SGerd Hoffmann DEFINE_PROP_BIT("virgl", VirtIOGPU, conf.flags, 14339d9e1521SGerd Hoffmann VIRTIO_GPU_FLAG_VIRGL_ENABLED, true), 14349d9e1521SGerd Hoffmann DEFINE_PROP_BIT("stats", VirtIOGPU, conf.flags, 14359d9e1521SGerd Hoffmann VIRTIO_GPU_FLAG_STATS_ENABLED, false), 14369d9e1521SGerd Hoffmann #endif 14371ed2cb32SGerd Hoffmann DEFINE_PROP_BIT("edid", VirtIOGPU, conf.flags, 14381ed2cb32SGerd Hoffmann VIRTIO_GPU_FLAG_EDID_ENABLED, false), 1439729abb6aSGerd Hoffmann DEFINE_PROP_UINT32("xres", VirtIOGPU, conf.xres, 1024), 1440729abb6aSGerd Hoffmann DEFINE_PROP_UINT32("yres", VirtIOGPU, conf.yres, 768), 144162232bf4SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 144262232bf4SGerd Hoffmann }; 144362232bf4SGerd Hoffmann 144462232bf4SGerd Hoffmann static void virtio_gpu_class_init(ObjectClass *klass, void *data) 144562232bf4SGerd Hoffmann { 144662232bf4SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 144762232bf4SGerd Hoffmann VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass); 144862232bf4SGerd Hoffmann 144962232bf4SGerd Hoffmann vdc->realize = virtio_gpu_device_realize; 1450de889221SDr. David Alan Gilbert vdc->unrealize = virtio_gpu_device_unrealize; 145162232bf4SGerd Hoffmann vdc->get_config = virtio_gpu_get_config; 145262232bf4SGerd Hoffmann vdc->set_config = virtio_gpu_set_config; 145362232bf4SGerd Hoffmann vdc->get_features = virtio_gpu_get_features; 14549d9e1521SGerd Hoffmann vdc->set_features = virtio_gpu_set_features; 145562232bf4SGerd Hoffmann 145662232bf4SGerd Hoffmann vdc->reset = virtio_gpu_reset; 145762232bf4SGerd Hoffmann 1458e837acfdSThomas Huth set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); 145962232bf4SGerd Hoffmann dc->props = virtio_gpu_properties; 14600fc07498SDr. David Alan Gilbert dc->vmsd = &vmstate_virtio_gpu; 1461a2056e09SGerd Hoffmann dc->hotpluggable = false; 146262232bf4SGerd Hoffmann } 146362232bf4SGerd Hoffmann 146462232bf4SGerd Hoffmann static const TypeInfo virtio_gpu_info = { 146562232bf4SGerd Hoffmann .name = TYPE_VIRTIO_GPU, 146662232bf4SGerd Hoffmann .parent = TYPE_VIRTIO_DEVICE, 146762232bf4SGerd Hoffmann .instance_size = sizeof(VirtIOGPU), 146862232bf4SGerd Hoffmann .instance_init = virtio_gpu_instance_init, 146962232bf4SGerd Hoffmann .class_init = virtio_gpu_class_init, 147062232bf4SGerd Hoffmann }; 147162232bf4SGerd Hoffmann 147262232bf4SGerd Hoffmann static void virtio_register_types(void) 147362232bf4SGerd Hoffmann { 147462232bf4SGerd Hoffmann type_register_static(&virtio_gpu_info); 147562232bf4SGerd Hoffmann } 147662232bf4SGerd Hoffmann 147762232bf4SGerd Hoffmann type_init(virtio_register_types) 147862232bf4SGerd Hoffmann 147962232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctrl_hdr) != 24); 148062232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_update_cursor) != 56); 148162232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_unref) != 32); 148262232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_create_2d) != 40); 148362232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_set_scanout) != 48); 148462232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_flush) != 48); 148562232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_transfer_to_host_2d) != 56); 148662232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_mem_entry) != 16); 148762232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_attach_backing) != 32); 148862232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_detach_backing) != 32); 148962232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resp_display_info) != 408); 14909d9e1521SGerd Hoffmann 14919d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_transfer_host_3d) != 72); 14929d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_create_3d) != 72); 14939d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctx_create) != 96); 14949d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctx_destroy) != 24); 14959d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctx_resource) != 32); 14969d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_cmd_submit) != 32); 14979d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_get_capset_info) != 32); 14989d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resp_capset_info) != 40); 14999d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_get_capset) != 32); 15009d9e1521SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resp_capset) != 24); 1501