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/iov.h" 17a41e2d97SMarc-André Lureau #include "sysemu/cpus.h" 1862232bf4SGerd Hoffmann #include "ui/console.h" 19a200d53bSMarc-André Lureau #include "ui/rect.h" 2062232bf4SGerd Hoffmann #include "trace.h" 218da132a5SGerd Hoffmann #include "sysemu/dma.h" 222f780b6aSMarkus Armbruster #include "sysemu/sysemu.h" 2362232bf4SGerd Hoffmann #include "hw/virtio/virtio.h" 24ca77ee28SMarkus Armbruster #include "migration/qemu-file-types.h" 2562232bf4SGerd Hoffmann #include "hw/virtio/virtio-gpu.h" 26ad08e67aSMarc-André Lureau #include "hw/virtio/virtio-gpu-bswap.h" 2783a7d3c0SMarc-André Lureau #include "hw/virtio/virtio-gpu-pixman.h" 2862232bf4SGerd Hoffmann #include "hw/virtio/virtio-bus.h" 29a27bd6c7SMarkus Armbruster #include "hw/qdev-properties.h" 3003dd024fSPaolo Bonzini #include "qemu/log.h" 310b8fa32fSMarkus Armbruster #include "qemu/module.h" 325e3d741cSMarc-André Lureau #include "qapi/error.h" 3350d8e25eSMarc-André Lureau #include "qemu/error-report.h" 3462232bf4SGerd Hoffmann 350c244e50SGerd Hoffmann #define VIRTIO_GPU_VM_VERSION 1 360c244e50SGerd Hoffmann 3762232bf4SGerd Hoffmann static struct virtio_gpu_simple_resource * 3825c001a4SVivek Kasireddy virtio_gpu_find_check_resource(VirtIOGPU *g, uint32_t resource_id, 3925c001a4SVivek Kasireddy bool require_backing, 4025c001a4SVivek Kasireddy const char *caller, uint32_t *error); 4162232bf4SGerd Hoffmann 42a41e2d97SMarc-André Lureau static void virtio_gpu_reset_bh(void *opaque); 43b8e23926SLi Qiang 442c267d66SGerd Hoffmann void virtio_gpu_update_cursor_data(VirtIOGPU *g, 4562232bf4SGerd Hoffmann struct virtio_gpu_scanout *s, 4662232bf4SGerd Hoffmann uint32_t resource_id) 4762232bf4SGerd Hoffmann { 4862232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 4962232bf4SGerd Hoffmann uint32_t pixels; 50bdd53f73SVivek Kasireddy void *data; 5162232bf4SGerd Hoffmann 5225c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, resource_id, false, 5325c001a4SVivek Kasireddy __func__, NULL); 5462232bf4SGerd Hoffmann if (!res) { 5562232bf4SGerd Hoffmann return; 5662232bf4SGerd Hoffmann } 5762232bf4SGerd Hoffmann 58bdd53f73SVivek Kasireddy if (res->blob_size) { 59bdd53f73SVivek Kasireddy if (res->blob_size < (s->current_cursor->width * 60bdd53f73SVivek Kasireddy s->current_cursor->height * 4)) { 61bdd53f73SVivek Kasireddy return; 62bdd53f73SVivek Kasireddy } 63bdd53f73SVivek Kasireddy data = res->blob; 64bdd53f73SVivek Kasireddy } else { 6562232bf4SGerd Hoffmann if (pixman_image_get_width(res->image) != s->current_cursor->width || 6662232bf4SGerd Hoffmann pixman_image_get_height(res->image) != s->current_cursor->height) { 6762232bf4SGerd Hoffmann return; 6862232bf4SGerd Hoffmann } 69bdd53f73SVivek Kasireddy data = pixman_image_get_data(res->image); 70bdd53f73SVivek Kasireddy } 7162232bf4SGerd Hoffmann 7262232bf4SGerd Hoffmann pixels = s->current_cursor->width * s->current_cursor->height; 73bdd53f73SVivek Kasireddy memcpy(s->current_cursor->data, data, 7462232bf4SGerd Hoffmann pixels * sizeof(uint32_t)); 7562232bf4SGerd Hoffmann } 7662232bf4SGerd Hoffmann 7762232bf4SGerd Hoffmann static void update_cursor(VirtIOGPU *g, struct virtio_gpu_update_cursor *cursor) 7862232bf4SGerd Hoffmann { 7962232bf4SGerd Hoffmann struct virtio_gpu_scanout *s; 802c267d66SGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_GET_CLASS(g); 810c244e50SGerd Hoffmann bool move = cursor->hdr.type == VIRTIO_GPU_CMD_MOVE_CURSOR; 8262232bf4SGerd Hoffmann 8350d8e25eSMarc-André Lureau if (cursor->pos.scanout_id >= g->parent_obj.conf.max_outputs) { 8462232bf4SGerd Hoffmann return; 8562232bf4SGerd Hoffmann } 8650d8e25eSMarc-André Lureau s = &g->parent_obj.scanout[cursor->pos.scanout_id]; 8762232bf4SGerd Hoffmann 88e9c1b459SGerd Hoffmann trace_virtio_gpu_update_cursor(cursor->pos.scanout_id, 89e9c1b459SGerd Hoffmann cursor->pos.x, 90e9c1b459SGerd Hoffmann cursor->pos.y, 91e9c1b459SGerd Hoffmann move ? "move" : "update", 92e9c1b459SGerd Hoffmann cursor->resource_id); 93e9c1b459SGerd Hoffmann 940c244e50SGerd Hoffmann if (!move) { 9562232bf4SGerd Hoffmann if (!s->current_cursor) { 9662232bf4SGerd Hoffmann s->current_cursor = cursor_alloc(64, 64); 9762232bf4SGerd Hoffmann } 9862232bf4SGerd Hoffmann 9962232bf4SGerd Hoffmann s->current_cursor->hot_x = cursor->hot_x; 10062232bf4SGerd Hoffmann s->current_cursor->hot_y = cursor->hot_y; 10162232bf4SGerd Hoffmann 10262232bf4SGerd Hoffmann if (cursor->resource_id > 0) { 1032c267d66SGerd Hoffmann vgc->update_cursor_data(g, s, cursor->resource_id); 10462232bf4SGerd Hoffmann } 10562232bf4SGerd Hoffmann dpy_cursor_define(s->con, s->current_cursor); 1060c244e50SGerd Hoffmann 1070c244e50SGerd Hoffmann s->cursor = *cursor; 1080c244e50SGerd Hoffmann } else { 1090c244e50SGerd Hoffmann s->cursor.pos.x = cursor->pos.x; 1100c244e50SGerd Hoffmann s->cursor.pos.y = cursor->pos.y; 11162232bf4SGerd Hoffmann } 11262232bf4SGerd Hoffmann dpy_mouse_set(s->con, cursor->pos.x, cursor->pos.y, 11362232bf4SGerd Hoffmann cursor->resource_id ? 1 : 0); 11462232bf4SGerd Hoffmann } 11562232bf4SGerd Hoffmann 11649a8b659SAntonio Caggiano struct virtio_gpu_simple_resource * 11762232bf4SGerd Hoffmann virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id) 11862232bf4SGerd Hoffmann { 11962232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 12062232bf4SGerd Hoffmann 12162232bf4SGerd Hoffmann QTAILQ_FOREACH(res, &g->reslist, next) { 12262232bf4SGerd Hoffmann if (res->resource_id == resource_id) { 12362232bf4SGerd Hoffmann return res; 12462232bf4SGerd Hoffmann } 12562232bf4SGerd Hoffmann } 12662232bf4SGerd Hoffmann return NULL; 12762232bf4SGerd Hoffmann } 12862232bf4SGerd Hoffmann 12925c001a4SVivek Kasireddy static struct virtio_gpu_simple_resource * 13025c001a4SVivek Kasireddy virtio_gpu_find_check_resource(VirtIOGPU *g, uint32_t resource_id, 13125c001a4SVivek Kasireddy bool require_backing, 13225c001a4SVivek Kasireddy const char *caller, uint32_t *error) 13325c001a4SVivek Kasireddy { 13425c001a4SVivek Kasireddy struct virtio_gpu_simple_resource *res; 13525c001a4SVivek Kasireddy 13625c001a4SVivek Kasireddy res = virtio_gpu_find_resource(g, resource_id); 13725c001a4SVivek Kasireddy if (!res) { 13825c001a4SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: invalid resource specified %d\n", 13925c001a4SVivek Kasireddy caller, resource_id); 14025c001a4SVivek Kasireddy if (error) { 14125c001a4SVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 14225c001a4SVivek Kasireddy } 14325c001a4SVivek Kasireddy return NULL; 14425c001a4SVivek Kasireddy } 14525c001a4SVivek Kasireddy 14625c001a4SVivek Kasireddy if (require_backing) { 147e0933d91SVivek Kasireddy if (!res->iov || (!res->image && !res->blob)) { 14825c001a4SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: no backing storage %d\n", 14925c001a4SVivek Kasireddy caller, resource_id); 15025c001a4SVivek Kasireddy if (error) { 15125c001a4SVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_UNSPEC; 15225c001a4SVivek Kasireddy } 15325c001a4SVivek Kasireddy return NULL; 15425c001a4SVivek Kasireddy } 15525c001a4SVivek Kasireddy } 15625c001a4SVivek Kasireddy 15725c001a4SVivek Kasireddy return res; 15825c001a4SVivek Kasireddy } 15925c001a4SVivek Kasireddy 16062232bf4SGerd Hoffmann void virtio_gpu_ctrl_response(VirtIOGPU *g, 16162232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 16262232bf4SGerd Hoffmann struct virtio_gpu_ctrl_hdr *resp, 16362232bf4SGerd Hoffmann size_t resp_len) 16462232bf4SGerd Hoffmann { 16562232bf4SGerd Hoffmann size_t s; 16662232bf4SGerd Hoffmann 16762232bf4SGerd Hoffmann if (cmd->cmd_hdr.flags & VIRTIO_GPU_FLAG_FENCE) { 16862232bf4SGerd Hoffmann resp->flags |= VIRTIO_GPU_FLAG_FENCE; 16962232bf4SGerd Hoffmann resp->fence_id = cmd->cmd_hdr.fence_id; 17062232bf4SGerd Hoffmann resp->ctx_id = cmd->cmd_hdr.ctx_id; 17162232bf4SGerd Hoffmann } 1721715d6b5SFarhan Ali virtio_gpu_ctrl_hdr_bswap(resp); 17362232bf4SGerd Hoffmann s = iov_from_buf(cmd->elem.in_sg, cmd->elem.in_num, 0, resp, resp_len); 17462232bf4SGerd Hoffmann if (s != resp_len) { 17562232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 17662232bf4SGerd Hoffmann "%s: response size incorrect %zu vs %zu\n", 17762232bf4SGerd Hoffmann __func__, s, resp_len); 17862232bf4SGerd Hoffmann } 17962232bf4SGerd Hoffmann virtqueue_push(cmd->vq, &cmd->elem, s); 18062232bf4SGerd Hoffmann virtio_notify(VIRTIO_DEVICE(g), cmd->vq); 18162232bf4SGerd Hoffmann cmd->finished = true; 18262232bf4SGerd Hoffmann } 18362232bf4SGerd Hoffmann 18462232bf4SGerd Hoffmann void virtio_gpu_ctrl_response_nodata(VirtIOGPU *g, 18562232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 18662232bf4SGerd Hoffmann enum virtio_gpu_ctrl_type type) 18762232bf4SGerd Hoffmann { 18862232bf4SGerd Hoffmann struct virtio_gpu_ctrl_hdr resp; 18962232bf4SGerd Hoffmann 19062232bf4SGerd Hoffmann memset(&resp, 0, sizeof(resp)); 19162232bf4SGerd Hoffmann resp.type = type; 19262232bf4SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &resp, sizeof(resp)); 19362232bf4SGerd Hoffmann } 19462232bf4SGerd Hoffmann 19562232bf4SGerd Hoffmann void virtio_gpu_get_display_info(VirtIOGPU *g, 19662232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 19762232bf4SGerd Hoffmann { 19862232bf4SGerd Hoffmann struct virtio_gpu_resp_display_info display_info; 19962232bf4SGerd Hoffmann 20062232bf4SGerd Hoffmann trace_virtio_gpu_cmd_get_display_info(); 20162232bf4SGerd Hoffmann memset(&display_info, 0, sizeof(display_info)); 20262232bf4SGerd Hoffmann display_info.hdr.type = VIRTIO_GPU_RESP_OK_DISPLAY_INFO; 20350d8e25eSMarc-André Lureau virtio_gpu_base_fill_display_info(VIRTIO_GPU_BASE(g), &display_info); 20462232bf4SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &display_info.hdr, 20562232bf4SGerd Hoffmann sizeof(display_info)); 20662232bf4SGerd Hoffmann } 20762232bf4SGerd Hoffmann 2081ed2cb32SGerd Hoffmann void virtio_gpu_get_edid(VirtIOGPU *g, 2091ed2cb32SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 2101ed2cb32SGerd Hoffmann { 2111ed2cb32SGerd Hoffmann struct virtio_gpu_resp_edid edid; 2121ed2cb32SGerd Hoffmann struct virtio_gpu_cmd_get_edid get_edid; 21350d8e25eSMarc-André Lureau VirtIOGPUBase *b = VIRTIO_GPU_BASE(g); 2141ed2cb32SGerd Hoffmann 2151ed2cb32SGerd Hoffmann VIRTIO_GPU_FILL_CMD(get_edid); 2161ed2cb32SGerd Hoffmann virtio_gpu_bswap_32(&get_edid, sizeof(get_edid)); 2171ed2cb32SGerd Hoffmann 21850d8e25eSMarc-André Lureau if (get_edid.scanout >= b->conf.max_outputs) { 2191ed2cb32SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 2201ed2cb32SGerd Hoffmann return; 2211ed2cb32SGerd Hoffmann } 2221ed2cb32SGerd Hoffmann 2231ed2cb32SGerd Hoffmann trace_virtio_gpu_cmd_get_edid(get_edid.scanout); 2241ed2cb32SGerd Hoffmann memset(&edid, 0, sizeof(edid)); 2251ed2cb32SGerd Hoffmann edid.hdr.type = VIRTIO_GPU_RESP_OK_EDID; 226ee3729d9SErico Nunes virtio_gpu_base_generate_edid(VIRTIO_GPU_BASE(g), get_edid.scanout, &edid); 2271ed2cb32SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &edid.hdr, sizeof(edid)); 2281ed2cb32SGerd Hoffmann } 2291ed2cb32SGerd Hoffmann 230c53f5b89STao Wu static uint32_t calc_image_hostmem(pixman_format_code_t pformat, 231c53f5b89STao Wu uint32_t width, uint32_t height) 232c53f5b89STao Wu { 233c53f5b89STao Wu /* Copied from pixman/pixman-bits-image.c, skip integer overflow check. 234c53f5b89STao Wu * pixman_image_create_bits will fail in case it overflow. 235c53f5b89STao Wu */ 236c53f5b89STao Wu 237c53f5b89STao Wu int bpp = PIXMAN_FORMAT_BPP(pformat); 238c53f5b89STao Wu int stride = ((width * bpp + 0x1f) >> 5) * sizeof(uint32_t); 239c53f5b89STao Wu return height * stride; 240c53f5b89STao Wu } 241c53f5b89STao Wu 2429462ff46SMarc-André Lureau #ifdef WIN32 2439462ff46SMarc-André Lureau static void 2449462ff46SMarc-André Lureau win32_pixman_image_destroy(pixman_image_t *image, void *data) 2459462ff46SMarc-André Lureau { 2469462ff46SMarc-André Lureau HANDLE handle = data; 2479462ff46SMarc-André Lureau 2489462ff46SMarc-André Lureau qemu_win32_map_free(pixman_image_get_data(image), handle, &error_warn); 2499462ff46SMarc-André Lureau } 2509462ff46SMarc-André Lureau #endif 2519462ff46SMarc-André Lureau 25262232bf4SGerd Hoffmann static void virtio_gpu_resource_create_2d(VirtIOGPU *g, 25362232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 25462232bf4SGerd Hoffmann { 25562232bf4SGerd Hoffmann pixman_format_code_t pformat; 25662232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 25762232bf4SGerd Hoffmann struct virtio_gpu_resource_create_2d c2d; 25862232bf4SGerd Hoffmann 25962232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(c2d); 2601715d6b5SFarhan Ali virtio_gpu_bswap_32(&c2d, sizeof(c2d)); 26162232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_create_2d(c2d.resource_id, c2d.format, 26262232bf4SGerd Hoffmann c2d.width, c2d.height); 26362232bf4SGerd Hoffmann 26462232bf4SGerd Hoffmann if (c2d.resource_id == 0) { 26562232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n", 26662232bf4SGerd Hoffmann __func__); 26762232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 26862232bf4SGerd Hoffmann return; 26962232bf4SGerd Hoffmann } 27062232bf4SGerd Hoffmann 27162232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, c2d.resource_id); 27262232bf4SGerd Hoffmann if (res) { 27362232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n", 27462232bf4SGerd Hoffmann __func__, c2d.resource_id); 27562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 27662232bf4SGerd Hoffmann return; 27762232bf4SGerd Hoffmann } 27862232bf4SGerd Hoffmann 27962232bf4SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 28062232bf4SGerd Hoffmann 28162232bf4SGerd Hoffmann res->width = c2d.width; 28262232bf4SGerd Hoffmann res->height = c2d.height; 28362232bf4SGerd Hoffmann res->format = c2d.format; 28462232bf4SGerd Hoffmann res->resource_id = c2d.resource_id; 28562232bf4SGerd Hoffmann 28683a7d3c0SMarc-André Lureau pformat = virtio_gpu_get_pixman_format(c2d.format); 28762232bf4SGerd Hoffmann if (!pformat) { 28862232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 28962232bf4SGerd Hoffmann "%s: host couldn't handle guest format %d\n", 29062232bf4SGerd Hoffmann __func__, c2d.format); 291cb3a0522SLi Qiang g_free(res); 29262232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 29362232bf4SGerd Hoffmann return; 29462232bf4SGerd Hoffmann } 2959b7621bcSGerd Hoffmann 296c53f5b89STao Wu res->hostmem = calc_image_hostmem(pformat, c2d.width, c2d.height); 29750d8e25eSMarc-André Lureau if (res->hostmem + g->hostmem < g->conf_max_hostmem) { 2989462ff46SMarc-André Lureau void *bits = NULL; 2999462ff46SMarc-André Lureau #ifdef WIN32 3009462ff46SMarc-André Lureau bits = qemu_win32_map_alloc(res->hostmem, &res->handle, &error_warn); 3019462ff46SMarc-André Lureau if (!bits) { 3029462ff46SMarc-André Lureau goto end; 3039462ff46SMarc-André Lureau } 3049462ff46SMarc-André Lureau #endif 3059c18a923SMarc-André Lureau res->image = pixman_image_create_bits( 3069c18a923SMarc-André Lureau pformat, 30762232bf4SGerd Hoffmann c2d.width, 30862232bf4SGerd Hoffmann c2d.height, 3099c18a923SMarc-André Lureau bits, c2d.height ? res->hostmem / c2d.height : 0); 3109462ff46SMarc-André Lureau #ifdef WIN32 3119462ff46SMarc-André Lureau if (res->image) { 3129462ff46SMarc-André Lureau pixman_image_set_destroy_function(res->image, win32_pixman_image_destroy, res->handle); 3139462ff46SMarc-André Lureau } 3149462ff46SMarc-André Lureau #endif 3159b7621bcSGerd Hoffmann } 31662232bf4SGerd Hoffmann 3179462ff46SMarc-André Lureau #ifdef WIN32 3189462ff46SMarc-André Lureau end: 3199462ff46SMarc-André Lureau #endif 32062232bf4SGerd Hoffmann if (!res->image) { 32162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 32262232bf4SGerd Hoffmann "%s: resource creation failed %d %d %d\n", 32362232bf4SGerd Hoffmann __func__, c2d.resource_id, c2d.width, c2d.height); 32462232bf4SGerd Hoffmann g_free(res); 32562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY; 32662232bf4SGerd Hoffmann return; 32762232bf4SGerd Hoffmann } 32862232bf4SGerd Hoffmann 32962232bf4SGerd Hoffmann QTAILQ_INSERT_HEAD(&g->reslist, res, next); 3309b7621bcSGerd Hoffmann g->hostmem += res->hostmem; 33162232bf4SGerd Hoffmann } 33262232bf4SGerd Hoffmann 333e0933d91SVivek Kasireddy static void virtio_gpu_resource_create_blob(VirtIOGPU *g, 334e0933d91SVivek Kasireddy struct virtio_gpu_ctrl_command *cmd) 335e0933d91SVivek Kasireddy { 336e0933d91SVivek Kasireddy struct virtio_gpu_simple_resource *res; 337e0933d91SVivek Kasireddy struct virtio_gpu_resource_create_blob cblob; 338e0933d91SVivek Kasireddy int ret; 339e0933d91SVivek Kasireddy 340e0933d91SVivek Kasireddy VIRTIO_GPU_FILL_CMD(cblob); 341e0933d91SVivek Kasireddy virtio_gpu_create_blob_bswap(&cblob); 342e0933d91SVivek Kasireddy trace_virtio_gpu_cmd_res_create_blob(cblob.resource_id, cblob.size); 343e0933d91SVivek Kasireddy 344e0933d91SVivek Kasireddy if (cblob.resource_id == 0) { 345e0933d91SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n", 346e0933d91SVivek Kasireddy __func__); 347e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 348e0933d91SVivek Kasireddy return; 349e0933d91SVivek Kasireddy } 350e0933d91SVivek Kasireddy 351dc2deabaSPhilippe Mathieu-Daudé if (cblob.blob_mem != VIRTIO_GPU_BLOB_MEM_GUEST && 352dc2deabaSPhilippe Mathieu-Daudé cblob.blob_flags != VIRTIO_GPU_BLOB_FLAG_USE_SHAREABLE) { 353dc2deabaSPhilippe Mathieu-Daudé qemu_log_mask(LOG_GUEST_ERROR, "%s: invalid memory type\n", 354dc2deabaSPhilippe Mathieu-Daudé __func__); 355dc2deabaSPhilippe Mathieu-Daudé cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 356dc2deabaSPhilippe Mathieu-Daudé return; 357dc2deabaSPhilippe Mathieu-Daudé } 358dc2deabaSPhilippe Mathieu-Daudé 359dc2deabaSPhilippe Mathieu-Daudé if (virtio_gpu_find_resource(g, cblob.resource_id)) { 360e0933d91SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n", 361e0933d91SVivek Kasireddy __func__, cblob.resource_id); 362e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 363e0933d91SVivek Kasireddy return; 364e0933d91SVivek Kasireddy } 365e0933d91SVivek Kasireddy 366e0933d91SVivek Kasireddy res = g_new0(struct virtio_gpu_simple_resource, 1); 367e0933d91SVivek Kasireddy res->resource_id = cblob.resource_id; 368e0933d91SVivek Kasireddy res->blob_size = cblob.size; 369e0933d91SVivek Kasireddy 370e0933d91SVivek Kasireddy ret = virtio_gpu_create_mapping_iov(g, cblob.nr_entries, sizeof(cblob), 371e0933d91SVivek Kasireddy cmd, &res->addrs, &res->iov, 372e0933d91SVivek Kasireddy &res->iov_cnt); 373fc4d3f35SDongwon Kim if (ret != 0) { 374e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 375dc2deabaSPhilippe Mathieu-Daudé g_free(res); 376e0933d91SVivek Kasireddy return; 377e0933d91SVivek Kasireddy } 378e0933d91SVivek Kasireddy 379e0933d91SVivek Kasireddy virtio_gpu_init_udmabuf(res); 380e0933d91SVivek Kasireddy QTAILQ_INSERT_HEAD(&g->reslist, res, next); 381e0933d91SVivek Kasireddy } 382e0933d91SVivek Kasireddy 383da566a18SGerd Hoffmann static void virtio_gpu_disable_scanout(VirtIOGPU *g, int scanout_id) 384da566a18SGerd Hoffmann { 38550d8e25eSMarc-André Lureau struct virtio_gpu_scanout *scanout = &g->parent_obj.scanout[scanout_id]; 386da566a18SGerd Hoffmann struct virtio_gpu_simple_resource *res; 387da566a18SGerd Hoffmann 388da566a18SGerd Hoffmann if (scanout->resource_id == 0) { 389da566a18SGerd Hoffmann return; 390da566a18SGerd Hoffmann } 391da566a18SGerd Hoffmann 392da566a18SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 393da566a18SGerd Hoffmann if (res) { 394da566a18SGerd Hoffmann res->scanout_bitmask &= ~(1 << scanout_id); 395da566a18SGerd Hoffmann } 396da566a18SGerd Hoffmann 397ed8f3fe6SAkihiko Odaki dpy_gfx_replace_surface(scanout->con, NULL); 398da566a18SGerd Hoffmann scanout->resource_id = 0; 399da566a18SGerd Hoffmann scanout->ds = NULL; 400da566a18SGerd Hoffmann scanout->width = 0; 401da566a18SGerd Hoffmann scanout->height = 0; 402da566a18SGerd Hoffmann } 403da566a18SGerd Hoffmann 40462232bf4SGerd Hoffmann static void virtio_gpu_resource_destroy(VirtIOGPU *g, 40562232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res) 40662232bf4SGerd Hoffmann { 4071fccd7c5SGerd Hoffmann int i; 4081fccd7c5SGerd Hoffmann 4091fccd7c5SGerd Hoffmann if (res->scanout_bitmask) { 41050d8e25eSMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 4111fccd7c5SGerd Hoffmann if (res->scanout_bitmask & (1 << i)) { 4121fccd7c5SGerd Hoffmann virtio_gpu_disable_scanout(g, i); 4131fccd7c5SGerd Hoffmann } 4141fccd7c5SGerd Hoffmann } 4151fccd7c5SGerd Hoffmann } 4161fccd7c5SGerd Hoffmann 41732db3c63SVivek Kasireddy qemu_pixman_image_unref(res->image); 4183bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 41962232bf4SGerd Hoffmann QTAILQ_REMOVE(&g->reslist, res, next); 4209b7621bcSGerd Hoffmann g->hostmem -= res->hostmem; 42162232bf4SGerd Hoffmann g_free(res); 42262232bf4SGerd Hoffmann } 42362232bf4SGerd Hoffmann 42462232bf4SGerd Hoffmann static void virtio_gpu_resource_unref(VirtIOGPU *g, 42562232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 42662232bf4SGerd Hoffmann { 42762232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 42862232bf4SGerd Hoffmann struct virtio_gpu_resource_unref unref; 42962232bf4SGerd Hoffmann 43062232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(unref); 4311715d6b5SFarhan Ali virtio_gpu_bswap_32(&unref, sizeof(unref)); 43262232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_unref(unref.resource_id); 43362232bf4SGerd Hoffmann 43462232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, unref.resource_id); 43562232bf4SGerd Hoffmann if (!res) { 43662232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 43762232bf4SGerd Hoffmann __func__, unref.resource_id); 43862232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 43962232bf4SGerd Hoffmann return; 44062232bf4SGerd Hoffmann } 44162232bf4SGerd Hoffmann virtio_gpu_resource_destroy(g, res); 44262232bf4SGerd Hoffmann } 44362232bf4SGerd Hoffmann 44462232bf4SGerd Hoffmann static void virtio_gpu_transfer_to_host_2d(VirtIOGPU *g, 44562232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 44662232bf4SGerd Hoffmann { 44762232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 448b097b80bSKeqian Zhu int h, bpp; 44962232bf4SGerd Hoffmann uint32_t src_offset, dst_offset, stride; 45062232bf4SGerd Hoffmann pixman_format_code_t format; 45162232bf4SGerd Hoffmann struct virtio_gpu_transfer_to_host_2d t2d; 452b097b80bSKeqian Zhu void *img_data; 45362232bf4SGerd Hoffmann 45462232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(t2d); 4551715d6b5SFarhan Ali virtio_gpu_t2d_bswap(&t2d); 45662232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_xfer_toh_2d(t2d.resource_id); 45762232bf4SGerd Hoffmann 45825c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, t2d.resource_id, true, 45925c001a4SVivek Kasireddy __func__, &cmd->error); 460e0933d91SVivek Kasireddy if (!res || res->blob) { 46162232bf4SGerd Hoffmann return; 46262232bf4SGerd Hoffmann } 46362232bf4SGerd Hoffmann 46462232bf4SGerd Hoffmann if (t2d.r.x > res->width || 46562232bf4SGerd Hoffmann t2d.r.y > res->height || 46662232bf4SGerd Hoffmann t2d.r.width > res->width || 46762232bf4SGerd Hoffmann t2d.r.height > res->height || 46862232bf4SGerd Hoffmann t2d.r.x + t2d.r.width > res->width || 46962232bf4SGerd Hoffmann t2d.r.y + t2d.r.height > res->height) { 47062232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: transfer bounds outside resource" 47162232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 47262232bf4SGerd Hoffmann __func__, t2d.resource_id, t2d.r.x, t2d.r.y, 47362232bf4SGerd Hoffmann t2d.r.width, t2d.r.height, res->width, res->height); 47462232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 47562232bf4SGerd Hoffmann return; 47662232bf4SGerd Hoffmann } 47762232bf4SGerd Hoffmann 47862232bf4SGerd Hoffmann format = pixman_image_get_format(res->image); 479e5f99037SMarc-André Lureau bpp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(format), 8); 48062232bf4SGerd Hoffmann stride = pixman_image_get_stride(res->image); 481b097b80bSKeqian Zhu img_data = pixman_image_get_data(res->image); 48262232bf4SGerd Hoffmann 483b097b80bSKeqian Zhu if (t2d.r.x || t2d.r.width != pixman_image_get_width(res->image)) { 48462232bf4SGerd Hoffmann for (h = 0; h < t2d.r.height; h++) { 48562232bf4SGerd Hoffmann src_offset = t2d.offset + stride * h; 48662232bf4SGerd Hoffmann dst_offset = (t2d.r.y + h) * stride + (t2d.r.x * bpp); 48762232bf4SGerd Hoffmann 48862232bf4SGerd Hoffmann iov_to_buf(res->iov, res->iov_cnt, src_offset, 489b097b80bSKeqian Zhu (uint8_t *)img_data + dst_offset, 490b097b80bSKeqian Zhu t2d.r.width * bpp); 49162232bf4SGerd Hoffmann } 49262232bf4SGerd Hoffmann } else { 493b097b80bSKeqian Zhu src_offset = t2d.offset; 494b097b80bSKeqian Zhu dst_offset = t2d.r.y * stride + t2d.r.x * bpp; 495b097b80bSKeqian Zhu iov_to_buf(res->iov, res->iov_cnt, src_offset, 496b097b80bSKeqian Zhu (uint8_t *)img_data + dst_offset, 497b097b80bSKeqian Zhu stride * t2d.r.height); 49862232bf4SGerd Hoffmann } 49962232bf4SGerd Hoffmann } 50062232bf4SGerd Hoffmann 50162232bf4SGerd Hoffmann static void virtio_gpu_resource_flush(VirtIOGPU *g, 50262232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 50362232bf4SGerd Hoffmann { 50462232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 50562232bf4SGerd Hoffmann struct virtio_gpu_resource_flush rf; 50632db3c63SVivek Kasireddy struct virtio_gpu_scanout *scanout; 507a200d53bSMarc-André Lureau QemuRect flush_rect; 50834e29d85SVivek Kasireddy bool within_bounds = false; 50934e29d85SVivek Kasireddy bool update_submitted = false; 51062232bf4SGerd Hoffmann int i; 51162232bf4SGerd Hoffmann 51262232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(rf); 5131715d6b5SFarhan Ali virtio_gpu_bswap_32(&rf, sizeof(rf)); 51462232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_flush(rf.resource_id, 51562232bf4SGerd Hoffmann rf.r.width, rf.r.height, rf.r.x, rf.r.y); 51662232bf4SGerd Hoffmann 51725c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, rf.resource_id, false, 51825c001a4SVivek Kasireddy __func__, &cmd->error); 51932db3c63SVivek Kasireddy if (!res) { 52062232bf4SGerd Hoffmann return; 52162232bf4SGerd Hoffmann } 52262232bf4SGerd Hoffmann 52332db3c63SVivek Kasireddy if (res->blob) { 52432db3c63SVivek Kasireddy for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 52532db3c63SVivek Kasireddy scanout = &g->parent_obj.scanout[i]; 52632db3c63SVivek Kasireddy if (scanout->resource_id == res->resource_id && 52749a99ecbSDongwon Kim rf.r.x < scanout->x + scanout->width && 52849a99ecbSDongwon Kim rf.r.x + rf.r.width >= scanout->x && 52949a99ecbSDongwon Kim rf.r.y < scanout->y + scanout->height && 53034e29d85SVivek Kasireddy rf.r.y + rf.r.height >= scanout->y) { 53134e29d85SVivek Kasireddy within_bounds = true; 53234e29d85SVivek Kasireddy 53334e29d85SVivek Kasireddy if (console_has_gl(scanout->con)) { 53432db3c63SVivek Kasireddy dpy_gl_update(scanout->con, 0, 0, scanout->width, 53532db3c63SVivek Kasireddy scanout->height); 53634e29d85SVivek Kasireddy update_submitted = true; 537e86a93f5SDongwon Kim } 538e86a93f5SDongwon Kim } 53934e29d85SVivek Kasireddy } 54034e29d85SVivek Kasireddy 54134e29d85SVivek Kasireddy if (update_submitted) { 54232db3c63SVivek Kasireddy return; 54332db3c63SVivek Kasireddy } 54434e29d85SVivek Kasireddy if (!within_bounds) { 54534e29d85SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: flush bounds outside scanouts" 54634e29d85SVivek Kasireddy " bounds for flush %d: %d %d %d %d\n", 54734e29d85SVivek Kasireddy __func__, rf.resource_id, rf.r.x, rf.r.y, 54834e29d85SVivek Kasireddy rf.r.width, rf.r.height); 54934e29d85SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 55034e29d85SVivek Kasireddy return; 55134e29d85SVivek Kasireddy } 55234e29d85SVivek Kasireddy } 55332db3c63SVivek Kasireddy 55432db3c63SVivek Kasireddy if (!res->blob && 55532db3c63SVivek Kasireddy (rf.r.x > res->width || 55662232bf4SGerd Hoffmann rf.r.y > res->height || 55762232bf4SGerd Hoffmann rf.r.width > res->width || 55862232bf4SGerd Hoffmann rf.r.height > res->height || 55962232bf4SGerd Hoffmann rf.r.x + rf.r.width > res->width || 56032db3c63SVivek Kasireddy rf.r.y + rf.r.height > res->height)) { 56162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: flush bounds outside resource" 56262232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 56362232bf4SGerd Hoffmann __func__, rf.resource_id, rf.r.x, rf.r.y, 56462232bf4SGerd Hoffmann rf.r.width, rf.r.height, res->width, res->height); 56562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 56662232bf4SGerd Hoffmann return; 56762232bf4SGerd Hoffmann } 56862232bf4SGerd Hoffmann 569a200d53bSMarc-André Lureau qemu_rect_init(&flush_rect, rf.r.x, rf.r.y, rf.r.width, rf.r.height); 57050d8e25eSMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 571a200d53bSMarc-André Lureau QemuRect rect; 57262232bf4SGerd Hoffmann 57362232bf4SGerd Hoffmann if (!(res->scanout_bitmask & (1 << i))) { 57462232bf4SGerd Hoffmann continue; 57562232bf4SGerd Hoffmann } 57650d8e25eSMarc-André Lureau scanout = &g->parent_obj.scanout[i]; 57762232bf4SGerd Hoffmann 578a200d53bSMarc-André Lureau qemu_rect_init(&rect, scanout->x, scanout->y, 57962232bf4SGerd Hoffmann scanout->width, scanout->height); 58062232bf4SGerd Hoffmann 58162232bf4SGerd Hoffmann /* work out the area we need to update for each console */ 582a200d53bSMarc-André Lureau if (qemu_rect_intersect(&flush_rect, &rect, &rect)) { 583a200d53bSMarc-André Lureau qemu_rect_translate(&rect, -scanout->x, -scanout->y); 58450d8e25eSMarc-André Lureau dpy_gfx_update(g->parent_obj.scanout[i].con, 585a200d53bSMarc-André Lureau rect.x, rect.y, rect.width, rect.height); 58662232bf4SGerd Hoffmann } 587a200d53bSMarc-André Lureau } 58862232bf4SGerd Hoffmann } 58962232bf4SGerd Hoffmann 590fa06e5cbSGerd Hoffmann static void virtio_unref_resource(pixman_image_t *image, void *data) 591fa06e5cbSGerd Hoffmann { 592fa06e5cbSGerd Hoffmann pixman_image_unref(data); 593fa06e5cbSGerd Hoffmann } 594fa06e5cbSGerd Hoffmann 59581cd9f71SVivek Kasireddy static void virtio_gpu_update_scanout(VirtIOGPU *g, 59681cd9f71SVivek Kasireddy uint32_t scanout_id, 59781cd9f71SVivek Kasireddy struct virtio_gpu_simple_resource *res, 59881cd9f71SVivek Kasireddy struct virtio_gpu_rect *r) 59981cd9f71SVivek Kasireddy { 60081cd9f71SVivek Kasireddy struct virtio_gpu_simple_resource *ores; 60181cd9f71SVivek Kasireddy struct virtio_gpu_scanout *scanout; 60281cd9f71SVivek Kasireddy 60381cd9f71SVivek Kasireddy scanout = &g->parent_obj.scanout[scanout_id]; 60481cd9f71SVivek Kasireddy ores = virtio_gpu_find_resource(g, scanout->resource_id); 60581cd9f71SVivek Kasireddy if (ores) { 60681cd9f71SVivek Kasireddy ores->scanout_bitmask &= ~(1 << scanout_id); 60781cd9f71SVivek Kasireddy } 60881cd9f71SVivek Kasireddy 60981cd9f71SVivek Kasireddy res->scanout_bitmask |= (1 << scanout_id); 61081cd9f71SVivek Kasireddy scanout->resource_id = res->resource_id; 61181cd9f71SVivek Kasireddy scanout->x = r->x; 61281cd9f71SVivek Kasireddy scanout->y = r->y; 61381cd9f71SVivek Kasireddy scanout->width = r->width; 61481cd9f71SVivek Kasireddy scanout->height = r->height; 61581cd9f71SVivek Kasireddy } 61681cd9f71SVivek Kasireddy 617e64d4b6aSVivek Kasireddy static void virtio_gpu_do_set_scanout(VirtIOGPU *g, 618e64d4b6aSVivek Kasireddy uint32_t scanout_id, 619e64d4b6aSVivek Kasireddy struct virtio_gpu_framebuffer *fb, 620e64d4b6aSVivek Kasireddy struct virtio_gpu_simple_resource *res, 621e64d4b6aSVivek Kasireddy struct virtio_gpu_rect *r, 622e64d4b6aSVivek Kasireddy uint32_t *error) 623e64d4b6aSVivek Kasireddy { 624e64d4b6aSVivek Kasireddy struct virtio_gpu_scanout *scanout; 625e64d4b6aSVivek Kasireddy uint8_t *data; 626e64d4b6aSVivek Kasireddy 627e64d4b6aSVivek Kasireddy scanout = &g->parent_obj.scanout[scanout_id]; 628e64d4b6aSVivek Kasireddy 629e64d4b6aSVivek Kasireddy if (r->x > fb->width || 630e64d4b6aSVivek Kasireddy r->y > fb->height || 631e64d4b6aSVivek Kasireddy r->width < 16 || 632e64d4b6aSVivek Kasireddy r->height < 16 || 633e64d4b6aSVivek Kasireddy r->width > fb->width || 634e64d4b6aSVivek Kasireddy r->height > fb->height || 635e64d4b6aSVivek Kasireddy r->x + r->width > fb->width || 636e64d4b6aSVivek Kasireddy r->y + r->height > fb->height) { 637e64d4b6aSVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout %d bounds for" 638e64d4b6aSVivek Kasireddy " resource %d, rect (%d,%d)+%d,%d, fb %d %d\n", 639e64d4b6aSVivek Kasireddy __func__, scanout_id, res->resource_id, 640e64d4b6aSVivek Kasireddy r->x, r->y, r->width, r->height, 641e64d4b6aSVivek Kasireddy fb->width, fb->height); 642e64d4b6aSVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 643e64d4b6aSVivek Kasireddy return; 644e64d4b6aSVivek Kasireddy } 645e64d4b6aSVivek Kasireddy 646e64d4b6aSVivek Kasireddy g->parent_obj.enable = 1; 64732db3c63SVivek Kasireddy 64832db3c63SVivek Kasireddy if (res->blob) { 64932db3c63SVivek Kasireddy if (console_has_gl(scanout->con)) { 650e86a93f5SDongwon Kim if (!virtio_gpu_update_dmabuf(g, scanout_id, res, fb, r)) { 65132db3c63SVivek Kasireddy virtio_gpu_update_scanout(g, scanout_id, res, r); 6527b41ca8dSDongwon Kim } else { 6537b41ca8dSDongwon Kim *error = VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY; 65432db3c63SVivek Kasireddy } 6557b41ca8dSDongwon Kim return; 65632db3c63SVivek Kasireddy } 65732db3c63SVivek Kasireddy 65832db3c63SVivek Kasireddy data = res->blob; 65932db3c63SVivek Kasireddy } else { 660e64d4b6aSVivek Kasireddy data = (uint8_t *)pixman_image_get_data(res->image); 66132db3c63SVivek Kasireddy } 662e64d4b6aSVivek Kasireddy 663e64d4b6aSVivek Kasireddy /* create a surface for this scanout */ 66432db3c63SVivek Kasireddy if ((res->blob && !console_has_gl(scanout->con)) || 66532db3c63SVivek Kasireddy !scanout->ds || 666e64d4b6aSVivek Kasireddy surface_data(scanout->ds) != data + fb->offset || 667e64d4b6aSVivek Kasireddy scanout->width != r->width || 668e64d4b6aSVivek Kasireddy scanout->height != r->height) { 669e64d4b6aSVivek Kasireddy pixman_image_t *rect; 670e64d4b6aSVivek Kasireddy void *ptr = data + fb->offset; 671e64d4b6aSVivek Kasireddy rect = pixman_image_create_bits(fb->format, r->width, r->height, 672e64d4b6aSVivek Kasireddy ptr, fb->stride); 673e64d4b6aSVivek Kasireddy 674e64d4b6aSVivek Kasireddy if (res->image) { 675e64d4b6aSVivek Kasireddy pixman_image_ref(res->image); 676e64d4b6aSVivek Kasireddy pixman_image_set_destroy_function(rect, virtio_unref_resource, 677e64d4b6aSVivek Kasireddy res->image); 678e64d4b6aSVivek Kasireddy } 679e64d4b6aSVivek Kasireddy 680e64d4b6aSVivek Kasireddy /* realloc the surface ptr */ 681e64d4b6aSVivek Kasireddy scanout->ds = qemu_create_displaysurface_pixman(rect); 682e64d4b6aSVivek Kasireddy if (!scanout->ds) { 683e64d4b6aSVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_UNSPEC; 684e64d4b6aSVivek Kasireddy return; 685e64d4b6aSVivek Kasireddy } 6869462ff46SMarc-André Lureau #ifdef WIN32 6879462ff46SMarc-André Lureau qemu_displaysurface_win32_set_handle(scanout->ds, res->handle, fb->offset); 6889462ff46SMarc-André Lureau #endif 689e64d4b6aSVivek Kasireddy 690e64d4b6aSVivek Kasireddy pixman_image_unref(rect); 691e64d4b6aSVivek Kasireddy dpy_gfx_replace_surface(g->parent_obj.scanout[scanout_id].con, 692e64d4b6aSVivek Kasireddy scanout->ds); 693e64d4b6aSVivek Kasireddy } 694e64d4b6aSVivek Kasireddy 69581cd9f71SVivek Kasireddy virtio_gpu_update_scanout(g, scanout_id, res, r); 696e64d4b6aSVivek Kasireddy } 697e64d4b6aSVivek Kasireddy 69862232bf4SGerd Hoffmann static void virtio_gpu_set_scanout(VirtIOGPU *g, 69962232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 70062232bf4SGerd Hoffmann { 701e64d4b6aSVivek Kasireddy struct virtio_gpu_simple_resource *res; 702e64d4b6aSVivek Kasireddy struct virtio_gpu_framebuffer fb = { 0 }; 70362232bf4SGerd Hoffmann struct virtio_gpu_set_scanout ss; 70462232bf4SGerd Hoffmann 70562232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ss); 7061715d6b5SFarhan Ali virtio_gpu_bswap_32(&ss, sizeof(ss)); 70762232bf4SGerd Hoffmann trace_virtio_gpu_cmd_set_scanout(ss.scanout_id, ss.resource_id, 70862232bf4SGerd Hoffmann ss.r.width, ss.r.height, ss.r.x, ss.r.y); 70962232bf4SGerd Hoffmann 7104fa7b4ccSGerd Hoffmann if (ss.scanout_id >= g->parent_obj.conf.max_outputs) { 7114fa7b4ccSGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", 7124fa7b4ccSGerd Hoffmann __func__, ss.scanout_id); 7134fa7b4ccSGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 7144fa7b4ccSGerd Hoffmann return; 7154fa7b4ccSGerd Hoffmann } 7164fa7b4ccSGerd Hoffmann 71762232bf4SGerd Hoffmann if (ss.resource_id == 0) { 718da566a18SGerd Hoffmann virtio_gpu_disable_scanout(g, ss.scanout_id); 71962232bf4SGerd Hoffmann return; 72062232bf4SGerd Hoffmann } 72162232bf4SGerd Hoffmann 72225c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, ss.resource_id, true, 72325c001a4SVivek Kasireddy __func__, &cmd->error); 72462232bf4SGerd Hoffmann if (!res) { 72562232bf4SGerd Hoffmann return; 72662232bf4SGerd Hoffmann } 72762232bf4SGerd Hoffmann 728e64d4b6aSVivek Kasireddy fb.format = pixman_image_get_format(res->image); 729e64d4b6aSVivek Kasireddy fb.bytes_pp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(fb.format), 8); 730e64d4b6aSVivek Kasireddy fb.width = pixman_image_get_width(res->image); 731e64d4b6aSVivek Kasireddy fb.height = pixman_image_get_height(res->image); 732e64d4b6aSVivek Kasireddy fb.stride = pixman_image_get_stride(res->image); 733e64d4b6aSVivek Kasireddy fb.offset = ss.r.x * fb.bytes_pp + ss.r.y * fb.stride; 73462232bf4SGerd Hoffmann 735e64d4b6aSVivek Kasireddy virtio_gpu_do_set_scanout(g, ss.scanout_id, 736e64d4b6aSVivek Kasireddy &fb, res, &ss.r, &cmd->error); 73762232bf4SGerd Hoffmann } 73862232bf4SGerd Hoffmann 73932db3c63SVivek Kasireddy static void virtio_gpu_set_scanout_blob(VirtIOGPU *g, 74032db3c63SVivek Kasireddy struct virtio_gpu_ctrl_command *cmd) 74132db3c63SVivek Kasireddy { 74232db3c63SVivek Kasireddy struct virtio_gpu_simple_resource *res; 74332db3c63SVivek Kasireddy struct virtio_gpu_framebuffer fb = { 0 }; 74432db3c63SVivek Kasireddy struct virtio_gpu_set_scanout_blob ss; 74532db3c63SVivek Kasireddy uint64_t fbend; 74632db3c63SVivek Kasireddy 74732db3c63SVivek Kasireddy VIRTIO_GPU_FILL_CMD(ss); 74832db3c63SVivek Kasireddy virtio_gpu_scanout_blob_bswap(&ss); 74932db3c63SVivek Kasireddy trace_virtio_gpu_cmd_set_scanout_blob(ss.scanout_id, ss.resource_id, 75032db3c63SVivek Kasireddy ss.r.width, ss.r.height, ss.r.x, 75132db3c63SVivek Kasireddy ss.r.y); 75232db3c63SVivek Kasireddy 7534fa7b4ccSGerd Hoffmann if (ss.scanout_id >= g->parent_obj.conf.max_outputs) { 7544fa7b4ccSGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", 7554fa7b4ccSGerd Hoffmann __func__, ss.scanout_id); 7564fa7b4ccSGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 7574fa7b4ccSGerd Hoffmann return; 7584fa7b4ccSGerd Hoffmann } 7594fa7b4ccSGerd Hoffmann 76032db3c63SVivek Kasireddy if (ss.resource_id == 0) { 76132db3c63SVivek Kasireddy virtio_gpu_disable_scanout(g, ss.scanout_id); 76232db3c63SVivek Kasireddy return; 76332db3c63SVivek Kasireddy } 76432db3c63SVivek Kasireddy 76532db3c63SVivek Kasireddy res = virtio_gpu_find_check_resource(g, ss.resource_id, true, 76632db3c63SVivek Kasireddy __func__, &cmd->error); 76732db3c63SVivek Kasireddy if (!res) { 76832db3c63SVivek Kasireddy return; 76932db3c63SVivek Kasireddy } 77032db3c63SVivek Kasireddy 77132db3c63SVivek Kasireddy fb.format = virtio_gpu_get_pixman_format(ss.format); 77232db3c63SVivek Kasireddy if (!fb.format) { 77332db3c63SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, 77432db3c63SVivek Kasireddy "%s: host couldn't handle guest format %d\n", 77532db3c63SVivek Kasireddy __func__, ss.format); 77632db3c63SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 77732db3c63SVivek Kasireddy return; 77832db3c63SVivek Kasireddy } 77932db3c63SVivek Kasireddy 78032db3c63SVivek Kasireddy fb.bytes_pp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(fb.format), 8); 78132db3c63SVivek Kasireddy fb.width = ss.width; 78232db3c63SVivek Kasireddy fb.height = ss.height; 78332db3c63SVivek Kasireddy fb.stride = ss.strides[0]; 78432db3c63SVivek Kasireddy fb.offset = ss.offsets[0] + ss.r.x * fb.bytes_pp + ss.r.y * fb.stride; 78532db3c63SVivek Kasireddy 78632db3c63SVivek Kasireddy fbend = fb.offset; 78732db3c63SVivek Kasireddy fbend += fb.stride * (ss.r.height - 1); 78832db3c63SVivek Kasireddy fbend += fb.bytes_pp * ss.r.width; 78932db3c63SVivek Kasireddy if (fbend > res->blob_size) { 79032db3c63SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, 79132db3c63SVivek Kasireddy "%s: fb end out of range\n", 79232db3c63SVivek Kasireddy __func__); 79332db3c63SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 79432db3c63SVivek Kasireddy return; 79532db3c63SVivek Kasireddy } 79632db3c63SVivek Kasireddy 79732db3c63SVivek Kasireddy virtio_gpu_do_set_scanout(g, ss.scanout_id, 79832db3c63SVivek Kasireddy &fb, res, &ss.r, &cmd->error); 79932db3c63SVivek Kasireddy } 80032db3c63SVivek Kasireddy 8013bb68f79SGerd Hoffmann int virtio_gpu_create_mapping_iov(VirtIOGPU *g, 80270d37662SVivek Kasireddy uint32_t nr_entries, uint32_t offset, 80362232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 8049049f8bcSGerd Hoffmann uint64_t **addr, struct iovec **iov, 8059049f8bcSGerd Hoffmann uint32_t *niov) 80662232bf4SGerd Hoffmann { 80762232bf4SGerd Hoffmann struct virtio_gpu_mem_entry *ents; 80862232bf4SGerd Hoffmann size_t esize, s; 8099049f8bcSGerd Hoffmann int e, v; 81062232bf4SGerd Hoffmann 81170d37662SVivek Kasireddy if (nr_entries > 16384) { 81262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 8132c84167bSGerd Hoffmann "%s: nr_entries is too big (%d > 16384)\n", 81470d37662SVivek Kasireddy __func__, nr_entries); 81562232bf4SGerd Hoffmann return -1; 81662232bf4SGerd Hoffmann } 81762232bf4SGerd Hoffmann 81870d37662SVivek Kasireddy esize = sizeof(*ents) * nr_entries; 81962232bf4SGerd Hoffmann ents = g_malloc(esize); 82062232bf4SGerd Hoffmann s = iov_to_buf(cmd->elem.out_sg, cmd->elem.out_num, 82170d37662SVivek Kasireddy offset, ents, esize); 82262232bf4SGerd Hoffmann if (s != esize) { 82362232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 82462232bf4SGerd Hoffmann "%s: command data size incorrect %zu vs %zu\n", 82562232bf4SGerd Hoffmann __func__, s, esize); 82662232bf4SGerd Hoffmann g_free(ents); 82762232bf4SGerd Hoffmann return -1; 82862232bf4SGerd Hoffmann } 82962232bf4SGerd Hoffmann 8309049f8bcSGerd Hoffmann *iov = NULL; 8310c244e50SGerd Hoffmann if (addr) { 8329049f8bcSGerd Hoffmann *addr = NULL; 8330c244e50SGerd Hoffmann } 83470d37662SVivek Kasireddy for (e = 0, v = 0; e < nr_entries; e++) { 8359049f8bcSGerd Hoffmann uint64_t a = le64_to_cpu(ents[e].addr); 8369049f8bcSGerd Hoffmann uint32_t l = le32_to_cpu(ents[e].length); 8379049f8bcSGerd Hoffmann hwaddr len; 8389049f8bcSGerd Hoffmann void *map; 8399049f8bcSGerd Hoffmann 8409049f8bcSGerd Hoffmann do { 8419049f8bcSGerd Hoffmann len = l; 842a1d4b0a3SPhilippe Mathieu-Daudé map = dma_memory_map(VIRTIO_DEVICE(g)->dma_as, a, &len, 843a1d4b0a3SPhilippe Mathieu-Daudé DMA_DIRECTION_TO_DEVICE, 844a1d4b0a3SPhilippe Mathieu-Daudé MEMTXATTRS_UNSPECIFIED); 8459049f8bcSGerd Hoffmann if (!map) { 84662232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: failed to map MMIO memory for" 84770d37662SVivek Kasireddy " element %d\n", __func__, e); 8489049f8bcSGerd Hoffmann virtio_gpu_cleanup_mapping_iov(g, *iov, v); 84962232bf4SGerd Hoffmann g_free(ents); 85062232bf4SGerd Hoffmann *iov = NULL; 8510c244e50SGerd Hoffmann if (addr) { 8520c244e50SGerd Hoffmann g_free(*addr); 8530c244e50SGerd Hoffmann *addr = NULL; 8540c244e50SGerd Hoffmann } 85562232bf4SGerd Hoffmann return -1; 85662232bf4SGerd Hoffmann } 8579049f8bcSGerd Hoffmann 8589049f8bcSGerd Hoffmann if (!(v % 16)) { 859b21e2380SMarkus Armbruster *iov = g_renew(struct iovec, *iov, v + 16); 8609049f8bcSGerd Hoffmann if (addr) { 861b21e2380SMarkus Armbruster *addr = g_renew(uint64_t, *addr, v + 16); 86262232bf4SGerd Hoffmann } 8639049f8bcSGerd Hoffmann } 8649049f8bcSGerd Hoffmann (*iov)[v].iov_base = map; 8659049f8bcSGerd Hoffmann (*iov)[v].iov_len = len; 8669049f8bcSGerd Hoffmann if (addr) { 8679049f8bcSGerd Hoffmann (*addr)[v] = a; 8689049f8bcSGerd Hoffmann } 8699049f8bcSGerd Hoffmann 8709049f8bcSGerd Hoffmann a += len; 8719049f8bcSGerd Hoffmann l -= len; 8729049f8bcSGerd Hoffmann v += 1; 8739049f8bcSGerd Hoffmann } while (l > 0); 8749049f8bcSGerd Hoffmann } 8759049f8bcSGerd Hoffmann *niov = v; 8769049f8bcSGerd Hoffmann 87762232bf4SGerd Hoffmann g_free(ents); 87862232bf4SGerd Hoffmann return 0; 87962232bf4SGerd Hoffmann } 88062232bf4SGerd Hoffmann 8813bb68f79SGerd Hoffmann void virtio_gpu_cleanup_mapping_iov(VirtIOGPU *g, 8823bb68f79SGerd Hoffmann struct iovec *iov, uint32_t count) 88362232bf4SGerd Hoffmann { 88462232bf4SGerd Hoffmann int i; 88562232bf4SGerd Hoffmann 88662232bf4SGerd Hoffmann for (i = 0; i < count; i++) { 8878da132a5SGerd Hoffmann dma_memory_unmap(VIRTIO_DEVICE(g)->dma_as, 8888da132a5SGerd Hoffmann iov[i].iov_base, iov[i].iov_len, 8898da132a5SGerd Hoffmann DMA_DIRECTION_TO_DEVICE, 89062232bf4SGerd Hoffmann iov[i].iov_len); 89162232bf4SGerd Hoffmann } 8927f3be0f2SGerd Hoffmann g_free(iov); 89362232bf4SGerd Hoffmann } 89462232bf4SGerd Hoffmann 89549a8b659SAntonio Caggiano void virtio_gpu_cleanup_mapping(VirtIOGPU *g, 8963bb68f79SGerd Hoffmann struct virtio_gpu_simple_resource *res) 89762232bf4SGerd Hoffmann { 8983bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping_iov(g, res->iov, res->iov_cnt); 89962232bf4SGerd Hoffmann res->iov = NULL; 90062232bf4SGerd Hoffmann res->iov_cnt = 0; 9010c244e50SGerd Hoffmann g_free(res->addrs); 9020c244e50SGerd Hoffmann res->addrs = NULL; 903e0933d91SVivek Kasireddy 904e0933d91SVivek Kasireddy if (res->blob) { 905e0933d91SVivek Kasireddy virtio_gpu_fini_udmabuf(res); 906e0933d91SVivek Kasireddy } 90762232bf4SGerd Hoffmann } 90862232bf4SGerd Hoffmann 90962232bf4SGerd Hoffmann static void 91062232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(VirtIOGPU *g, 91162232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 91262232bf4SGerd Hoffmann { 91362232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 91462232bf4SGerd Hoffmann struct virtio_gpu_resource_attach_backing ab; 91562232bf4SGerd Hoffmann int ret; 91662232bf4SGerd Hoffmann 91762232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ab); 9181715d6b5SFarhan Ali virtio_gpu_bswap_32(&ab, sizeof(ab)); 91962232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_attach(ab.resource_id); 92062232bf4SGerd Hoffmann 92162232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, ab.resource_id); 92262232bf4SGerd Hoffmann if (!res) { 92362232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 92462232bf4SGerd Hoffmann __func__, ab.resource_id); 92562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 92662232bf4SGerd Hoffmann return; 92762232bf4SGerd Hoffmann } 92862232bf4SGerd Hoffmann 929204f01b3SLi Qiang if (res->iov) { 930204f01b3SLi Qiang cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 931204f01b3SLi Qiang return; 932204f01b3SLi Qiang } 933204f01b3SLi Qiang 93470d37662SVivek Kasireddy ret = virtio_gpu_create_mapping_iov(g, ab.nr_entries, sizeof(ab), cmd, 93570d37662SVivek Kasireddy &res->addrs, &res->iov, &res->iov_cnt); 93662232bf4SGerd Hoffmann if (ret != 0) { 93762232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 93862232bf4SGerd Hoffmann return; 93962232bf4SGerd Hoffmann } 94062232bf4SGerd Hoffmann } 94162232bf4SGerd Hoffmann 94262232bf4SGerd Hoffmann static void 94362232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(VirtIOGPU *g, 94462232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 94562232bf4SGerd Hoffmann { 94662232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 94762232bf4SGerd Hoffmann struct virtio_gpu_resource_detach_backing detach; 94862232bf4SGerd Hoffmann 94962232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(detach); 9501715d6b5SFarhan Ali virtio_gpu_bswap_32(&detach, sizeof(detach)); 95162232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_detach(detach.resource_id); 95262232bf4SGerd Hoffmann 95325c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, detach.resource_id, true, 95425c001a4SVivek Kasireddy __func__, &cmd->error); 95525c001a4SVivek Kasireddy if (!res) { 95662232bf4SGerd Hoffmann return; 95762232bf4SGerd Hoffmann } 9583bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 95962232bf4SGerd Hoffmann } 96062232bf4SGerd Hoffmann 9612f47691aSGerd Hoffmann void virtio_gpu_simple_process_cmd(VirtIOGPU *g, 96262232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 96362232bf4SGerd Hoffmann { 96462232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(cmd->cmd_hdr); 9651715d6b5SFarhan Ali virtio_gpu_ctrl_hdr_bswap(&cmd->cmd_hdr); 96662232bf4SGerd Hoffmann 96762232bf4SGerd Hoffmann switch (cmd->cmd_hdr.type) { 96862232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_GET_DISPLAY_INFO: 96962232bf4SGerd Hoffmann virtio_gpu_get_display_info(g, cmd); 97062232bf4SGerd Hoffmann break; 9711ed2cb32SGerd Hoffmann case VIRTIO_GPU_CMD_GET_EDID: 9721ed2cb32SGerd Hoffmann virtio_gpu_get_edid(g, cmd); 9731ed2cb32SGerd Hoffmann break; 97462232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_CREATE_2D: 97562232bf4SGerd Hoffmann virtio_gpu_resource_create_2d(g, cmd); 97662232bf4SGerd Hoffmann break; 977e0933d91SVivek Kasireddy case VIRTIO_GPU_CMD_RESOURCE_CREATE_BLOB: 978e0933d91SVivek Kasireddy if (!virtio_gpu_blob_enabled(g->parent_obj.conf)) { 979e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 980e0933d91SVivek Kasireddy break; 981e0933d91SVivek Kasireddy } 982e0933d91SVivek Kasireddy virtio_gpu_resource_create_blob(g, cmd); 983e0933d91SVivek Kasireddy break; 98462232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_UNREF: 98562232bf4SGerd Hoffmann virtio_gpu_resource_unref(g, cmd); 98662232bf4SGerd Hoffmann break; 98762232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_FLUSH: 98862232bf4SGerd Hoffmann virtio_gpu_resource_flush(g, cmd); 98962232bf4SGerd Hoffmann break; 99062232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_2D: 99162232bf4SGerd Hoffmann virtio_gpu_transfer_to_host_2d(g, cmd); 99262232bf4SGerd Hoffmann break; 99362232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_SET_SCANOUT: 99462232bf4SGerd Hoffmann virtio_gpu_set_scanout(g, cmd); 99562232bf4SGerd Hoffmann break; 99632db3c63SVivek Kasireddy case VIRTIO_GPU_CMD_SET_SCANOUT_BLOB: 99732db3c63SVivek Kasireddy if (!virtio_gpu_blob_enabled(g->parent_obj.conf)) { 99832db3c63SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 99932db3c63SVivek Kasireddy break; 100032db3c63SVivek Kasireddy } 100132db3c63SVivek Kasireddy virtio_gpu_set_scanout_blob(g, cmd); 100232db3c63SVivek Kasireddy break; 100362232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING: 100462232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(g, cmd); 100562232bf4SGerd Hoffmann break; 100662232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_DETACH_BACKING: 100762232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(g, cmd); 100862232bf4SGerd Hoffmann break; 100962232bf4SGerd Hoffmann default: 101062232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 101162232bf4SGerd Hoffmann break; 101262232bf4SGerd Hoffmann } 101362232bf4SGerd Hoffmann if (!cmd->finished) { 1014b3a5dfdeSVivek Kasireddy if (!g->parent_obj.renderer_blocked) { 101562232bf4SGerd Hoffmann virtio_gpu_ctrl_response_nodata(g, cmd, cmd->error ? cmd->error : 101662232bf4SGerd Hoffmann VIRTIO_GPU_RESP_OK_NODATA); 101762232bf4SGerd Hoffmann } 101862232bf4SGerd Hoffmann } 1019b3a5dfdeSVivek Kasireddy } 102062232bf4SGerd Hoffmann 102162232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl_cb(VirtIODevice *vdev, VirtQueue *vq) 102262232bf4SGerd Hoffmann { 102362232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 102462232bf4SGerd Hoffmann qemu_bh_schedule(g->ctrl_bh); 102562232bf4SGerd Hoffmann } 102662232bf4SGerd Hoffmann 102762232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor_cb(VirtIODevice *vdev, VirtQueue *vq) 102862232bf4SGerd Hoffmann { 102962232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 103062232bf4SGerd Hoffmann qemu_bh_schedule(g->cursor_bh); 103162232bf4SGerd Hoffmann } 103262232bf4SGerd Hoffmann 10330c55a1cfSGerd Hoffmann void virtio_gpu_process_cmdq(VirtIOGPU *g) 10343eb769fdSGerd Hoffmann { 10353eb769fdSGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 10362f47691aSGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_GET_CLASS(g); 10373eb769fdSGerd Hoffmann 1038f8f3c271SMarc-André Lureau if (g->processing_cmdq) { 1039f8f3c271SMarc-André Lureau return; 1040f8f3c271SMarc-André Lureau } 1041f8f3c271SMarc-André Lureau g->processing_cmdq = true; 10423eb769fdSGerd Hoffmann while (!QTAILQ_EMPTY(&g->cmdq)) { 10433eb769fdSGerd Hoffmann cmd = QTAILQ_FIRST(&g->cmdq); 10443eb769fdSGerd Hoffmann 104550d8e25eSMarc-André Lureau if (g->parent_obj.renderer_blocked) { 10460c55a1cfSGerd Hoffmann break; 10470c55a1cfSGerd Hoffmann } 1048ad341aacSMarc-André Lureau 1049ad341aacSMarc-André Lureau /* process command */ 10502f47691aSGerd Hoffmann vgc->process_cmd(g, cmd); 1051ad341aacSMarc-André Lureau 10523eb769fdSGerd Hoffmann QTAILQ_REMOVE(&g->cmdq, cmd, next); 105350d8e25eSMarc-André Lureau if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 10543eb769fdSGerd Hoffmann g->stats.requests++; 10553eb769fdSGerd Hoffmann } 10563eb769fdSGerd Hoffmann 10573eb769fdSGerd Hoffmann if (!cmd->finished) { 10583eb769fdSGerd Hoffmann QTAILQ_INSERT_TAIL(&g->fenceq, cmd, next); 10593eb769fdSGerd Hoffmann g->inflight++; 106050d8e25eSMarc-André Lureau if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 10613eb769fdSGerd Hoffmann if (g->stats.max_inflight < g->inflight) { 10623eb769fdSGerd Hoffmann g->stats.max_inflight = g->inflight; 10633eb769fdSGerd Hoffmann } 10643eb769fdSGerd Hoffmann fprintf(stderr, "inflight: %3d (+)\r", g->inflight); 10653eb769fdSGerd Hoffmann } 10663eb769fdSGerd Hoffmann } else { 10673eb769fdSGerd Hoffmann g_free(cmd); 10683eb769fdSGerd Hoffmann } 10693eb769fdSGerd Hoffmann } 1070f8f3c271SMarc-André Lureau g->processing_cmdq = false; 10713eb769fdSGerd Hoffmann } 10723eb769fdSGerd Hoffmann 1073b3a5dfdeSVivek Kasireddy static void virtio_gpu_process_fenceq(VirtIOGPU *g) 1074b3a5dfdeSVivek Kasireddy { 1075b3a5dfdeSVivek Kasireddy struct virtio_gpu_ctrl_command *cmd, *tmp; 1076b3a5dfdeSVivek Kasireddy 1077b3a5dfdeSVivek Kasireddy QTAILQ_FOREACH_SAFE(cmd, &g->fenceq, next, tmp) { 1078b3a5dfdeSVivek Kasireddy trace_virtio_gpu_fence_resp(cmd->cmd_hdr.fence_id); 1079b3a5dfdeSVivek Kasireddy virtio_gpu_ctrl_response_nodata(g, cmd, VIRTIO_GPU_RESP_OK_NODATA); 1080b3a5dfdeSVivek Kasireddy QTAILQ_REMOVE(&g->fenceq, cmd, next); 1081b3a5dfdeSVivek Kasireddy g_free(cmd); 1082b3a5dfdeSVivek Kasireddy g->inflight--; 1083b3a5dfdeSVivek Kasireddy if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 1084b3a5dfdeSVivek Kasireddy fprintf(stderr, "inflight: %3d (-)\r", g->inflight); 1085b3a5dfdeSVivek Kasireddy } 1086b3a5dfdeSVivek Kasireddy } 1087b3a5dfdeSVivek Kasireddy } 1088b3a5dfdeSVivek Kasireddy 1089b3a5dfdeSVivek Kasireddy static void virtio_gpu_handle_gl_flushed(VirtIOGPUBase *b) 1090b3a5dfdeSVivek Kasireddy { 1091b3a5dfdeSVivek Kasireddy VirtIOGPU *g = container_of(b, VirtIOGPU, parent_obj); 1092b3a5dfdeSVivek Kasireddy 1093b3a5dfdeSVivek Kasireddy virtio_gpu_process_fenceq(g); 1094b3a5dfdeSVivek Kasireddy virtio_gpu_process_cmdq(g); 1095b3a5dfdeSVivek Kasireddy } 1096b3a5dfdeSVivek Kasireddy 109762232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq) 109862232bf4SGerd Hoffmann { 109962232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 110062232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 110162232bf4SGerd Hoffmann 110262232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 110362232bf4SGerd Hoffmann return; 110462232bf4SGerd Hoffmann } 110562232bf4SGerd Hoffmann 110651b19ebeSPaolo Bonzini cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); 110751b19ebeSPaolo Bonzini while (cmd) { 110862232bf4SGerd Hoffmann cmd->vq = vq; 110962232bf4SGerd Hoffmann cmd->error = 0; 111062232bf4SGerd Hoffmann cmd->finished = false; 11113eb769fdSGerd Hoffmann QTAILQ_INSERT_TAIL(&g->cmdq, cmd, next); 111251b19ebeSPaolo Bonzini cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); 111362232bf4SGerd Hoffmann } 11149d9e1521SGerd Hoffmann 11153eb769fdSGerd Hoffmann virtio_gpu_process_cmdq(g); 111662232bf4SGerd Hoffmann } 111762232bf4SGerd Hoffmann 111862232bf4SGerd Hoffmann static void virtio_gpu_ctrl_bh(void *opaque) 111962232bf4SGerd Hoffmann { 112062232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 1121cabbe8e5SGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_GET_CLASS(g); 1122cabbe8e5SGerd Hoffmann 11233daccfffSPhilippe Mathieu-Daudé vgc->handle_ctrl(VIRTIO_DEVICE(g), g->ctrl_vq); 112462232bf4SGerd Hoffmann } 112562232bf4SGerd Hoffmann 112662232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor(VirtIODevice *vdev, VirtQueue *vq) 112762232bf4SGerd Hoffmann { 112862232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 112951b19ebeSPaolo Bonzini VirtQueueElement *elem; 113062232bf4SGerd Hoffmann size_t s; 113162232bf4SGerd Hoffmann struct virtio_gpu_update_cursor cursor_info; 113262232bf4SGerd Hoffmann 113362232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 113462232bf4SGerd Hoffmann return; 113562232bf4SGerd Hoffmann } 113651b19ebeSPaolo Bonzini for (;;) { 113751b19ebeSPaolo Bonzini elem = virtqueue_pop(vq, sizeof(VirtQueueElement)); 113851b19ebeSPaolo Bonzini if (!elem) { 113951b19ebeSPaolo Bonzini break; 114051b19ebeSPaolo Bonzini } 114151b19ebeSPaolo Bonzini 114251b19ebeSPaolo Bonzini s = iov_to_buf(elem->out_sg, elem->out_num, 0, 114362232bf4SGerd Hoffmann &cursor_info, sizeof(cursor_info)); 114462232bf4SGerd Hoffmann if (s != sizeof(cursor_info)) { 114562232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 114662232bf4SGerd Hoffmann "%s: cursor size incorrect %zu vs %zu\n", 114762232bf4SGerd Hoffmann __func__, s, sizeof(cursor_info)); 114862232bf4SGerd Hoffmann } else { 11491715d6b5SFarhan Ali virtio_gpu_bswap_32(&cursor_info, sizeof(cursor_info)); 115062232bf4SGerd Hoffmann update_cursor(g, &cursor_info); 115162232bf4SGerd Hoffmann } 115251b19ebeSPaolo Bonzini virtqueue_push(vq, elem, 0); 115362232bf4SGerd Hoffmann virtio_notify(vdev, vq); 115451b19ebeSPaolo Bonzini g_free(elem); 115562232bf4SGerd Hoffmann } 115662232bf4SGerd Hoffmann } 115762232bf4SGerd Hoffmann 115862232bf4SGerd Hoffmann static void virtio_gpu_cursor_bh(void *opaque) 115962232bf4SGerd Hoffmann { 116062232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 116150d8e25eSMarc-André Lureau virtio_gpu_handle_cursor(&g->parent_obj.parent_obj, g->cursor_vq); 116262232bf4SGerd Hoffmann } 116362232bf4SGerd Hoffmann 11640c244e50SGerd Hoffmann static const VMStateDescription vmstate_virtio_gpu_scanout = { 11650c244e50SGerd Hoffmann .name = "virtio-gpu-one-scanout", 11660c244e50SGerd Hoffmann .version_id = 1, 1167*f0613160SRichard Henderson .fields = (const VMStateField[]) { 11680c244e50SGerd Hoffmann VMSTATE_UINT32(resource_id, struct virtio_gpu_scanout), 11690c244e50SGerd Hoffmann VMSTATE_UINT32(width, struct virtio_gpu_scanout), 11700c244e50SGerd Hoffmann VMSTATE_UINT32(height, struct virtio_gpu_scanout), 11710c244e50SGerd Hoffmann VMSTATE_INT32(x, struct virtio_gpu_scanout), 11720c244e50SGerd Hoffmann VMSTATE_INT32(y, struct virtio_gpu_scanout), 11730c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.resource_id, struct virtio_gpu_scanout), 11740c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.hot_x, struct virtio_gpu_scanout), 11750c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.hot_y, struct virtio_gpu_scanout), 11760c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.pos.x, struct virtio_gpu_scanout), 11770c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.pos.y, struct virtio_gpu_scanout), 11780c244e50SGerd Hoffmann VMSTATE_END_OF_LIST() 11790c244e50SGerd Hoffmann }, 11800c244e50SGerd Hoffmann }; 11810c244e50SGerd Hoffmann 11820c244e50SGerd Hoffmann static const VMStateDescription vmstate_virtio_gpu_scanouts = { 11830c244e50SGerd Hoffmann .name = "virtio-gpu-scanouts", 11840c244e50SGerd Hoffmann .version_id = 1, 1185*f0613160SRichard Henderson .fields = (const VMStateField[]) { 118650d8e25eSMarc-André Lureau VMSTATE_INT32(parent_obj.enable, struct VirtIOGPU), 118750d8e25eSMarc-André Lureau VMSTATE_UINT32_EQUAL(parent_obj.conf.max_outputs, 118850d8e25eSMarc-André Lureau struct VirtIOGPU, NULL), 118950d8e25eSMarc-André Lureau VMSTATE_STRUCT_VARRAY_UINT32(parent_obj.scanout, struct VirtIOGPU, 119050d8e25eSMarc-André Lureau parent_obj.conf.max_outputs, 1, 11910c244e50SGerd Hoffmann vmstate_virtio_gpu_scanout, 11920c244e50SGerd Hoffmann struct virtio_gpu_scanout), 11930c244e50SGerd Hoffmann VMSTATE_END_OF_LIST() 11940c244e50SGerd Hoffmann }, 11950c244e50SGerd Hoffmann }; 11960c244e50SGerd Hoffmann 11972c21ee76SJianjun Duan static int virtio_gpu_save(QEMUFile *f, void *opaque, size_t size, 11983ddba9a9SMarkus Armbruster const VMStateField *field, JSONWriter *vmdesc) 11990c244e50SGerd Hoffmann { 12000c244e50SGerd Hoffmann VirtIOGPU *g = opaque; 12010c244e50SGerd Hoffmann struct virtio_gpu_simple_resource *res; 12020c244e50SGerd Hoffmann int i; 12030c244e50SGerd Hoffmann 12040c244e50SGerd Hoffmann /* in 2d mode we should never find unprocessed commands here */ 12050c244e50SGerd Hoffmann assert(QTAILQ_EMPTY(&g->cmdq)); 12060c244e50SGerd Hoffmann 12070c244e50SGerd Hoffmann QTAILQ_FOREACH(res, &g->reslist, next) { 1208f66767f7SMarc-André Lureau if (res->blob_size) { 1209f66767f7SMarc-André Lureau continue; 1210f66767f7SMarc-André Lureau } 12110c244e50SGerd Hoffmann qemu_put_be32(f, res->resource_id); 12120c244e50SGerd Hoffmann qemu_put_be32(f, res->width); 12130c244e50SGerd Hoffmann qemu_put_be32(f, res->height); 12140c244e50SGerd Hoffmann qemu_put_be32(f, res->format); 12150c244e50SGerd Hoffmann qemu_put_be32(f, res->iov_cnt); 12160c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 12170c244e50SGerd Hoffmann qemu_put_be64(f, res->addrs[i]); 12180c244e50SGerd Hoffmann qemu_put_be32(f, res->iov[i].iov_len); 12190c244e50SGerd Hoffmann } 12200c244e50SGerd Hoffmann qemu_put_buffer(f, (void *)pixman_image_get_data(res->image), 12210c244e50SGerd Hoffmann pixman_image_get_stride(res->image) * res->height); 12220c244e50SGerd Hoffmann } 12230c244e50SGerd Hoffmann qemu_put_be32(f, 0); /* end of list */ 12240c244e50SGerd Hoffmann 12252f168d07SDr. David Alan Gilbert return vmstate_save_state(f, &vmstate_virtio_gpu_scanouts, g, NULL); 12260c244e50SGerd Hoffmann } 12270c244e50SGerd Hoffmann 1228e92ffae6SMarc-André Lureau static bool virtio_gpu_load_restore_mapping(VirtIOGPU *g, 1229e92ffae6SMarc-André Lureau struct virtio_gpu_simple_resource *res) 1230e92ffae6SMarc-André Lureau { 1231e92ffae6SMarc-André Lureau int i; 1232e92ffae6SMarc-André Lureau 1233e92ffae6SMarc-André Lureau for (i = 0; i < res->iov_cnt; i++) { 1234e92ffae6SMarc-André Lureau hwaddr len = res->iov[i].iov_len; 1235e92ffae6SMarc-André Lureau res->iov[i].iov_base = 1236e92ffae6SMarc-André Lureau dma_memory_map(VIRTIO_DEVICE(g)->dma_as, res->addrs[i], &len, 1237e92ffae6SMarc-André Lureau DMA_DIRECTION_TO_DEVICE, MEMTXATTRS_UNSPECIFIED); 1238e92ffae6SMarc-André Lureau 1239e92ffae6SMarc-André Lureau if (!res->iov[i].iov_base || len != res->iov[i].iov_len) { 1240e92ffae6SMarc-André Lureau /* Clean up the half-a-mapping we just created... */ 1241e92ffae6SMarc-André Lureau if (res->iov[i].iov_base) { 1242e92ffae6SMarc-André Lureau dma_memory_unmap(VIRTIO_DEVICE(g)->dma_as, res->iov[i].iov_base, 1243e92ffae6SMarc-André Lureau len, DMA_DIRECTION_TO_DEVICE, 0); 1244e92ffae6SMarc-André Lureau } 1245e92ffae6SMarc-André Lureau /* ...and the mappings for previous loop iterations */ 1246e92ffae6SMarc-André Lureau res->iov_cnt = i; 1247e92ffae6SMarc-André Lureau virtio_gpu_cleanup_mapping(g, res); 1248e92ffae6SMarc-André Lureau return false; 1249e92ffae6SMarc-André Lureau } 1250e92ffae6SMarc-André Lureau } 1251e92ffae6SMarc-André Lureau 1252e92ffae6SMarc-André Lureau QTAILQ_INSERT_HEAD(&g->reslist, res, next); 1253e92ffae6SMarc-André Lureau g->hostmem += res->hostmem; 1254e92ffae6SMarc-André Lureau return true; 1255e92ffae6SMarc-André Lureau } 1256e92ffae6SMarc-André Lureau 12572c21ee76SJianjun Duan static int virtio_gpu_load(QEMUFile *f, void *opaque, size_t size, 125803fee66fSMarc-André Lureau const VMStateField *field) 12590c244e50SGerd Hoffmann { 12600c244e50SGerd Hoffmann VirtIOGPU *g = opaque; 12610c244e50SGerd Hoffmann struct virtio_gpu_simple_resource *res; 12620c244e50SGerd Hoffmann uint32_t resource_id, pformat; 12639462ff46SMarc-André Lureau void *bits = NULL; 12648a502efdSHalil Pasic int i; 12650c244e50SGerd Hoffmann 1266039aa5dbSPeter Maydell g->hostmem = 0; 1267039aa5dbSPeter Maydell 12680c244e50SGerd Hoffmann resource_id = qemu_get_be32(f); 12690c244e50SGerd Hoffmann while (resource_id != 0) { 1270b0ee78ffSLi Qiang res = virtio_gpu_find_resource(g, resource_id); 1271b0ee78ffSLi Qiang if (res) { 1272b0ee78ffSLi Qiang return -EINVAL; 1273b0ee78ffSLi Qiang } 1274b0ee78ffSLi Qiang 12750c244e50SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 12760c244e50SGerd Hoffmann res->resource_id = resource_id; 12770c244e50SGerd Hoffmann res->width = qemu_get_be32(f); 12780c244e50SGerd Hoffmann res->height = qemu_get_be32(f); 12790c244e50SGerd Hoffmann res->format = qemu_get_be32(f); 12800c244e50SGerd Hoffmann res->iov_cnt = qemu_get_be32(f); 12810c244e50SGerd Hoffmann 12820c244e50SGerd Hoffmann /* allocate */ 128383a7d3c0SMarc-André Lureau pformat = virtio_gpu_get_pixman_format(res->format); 12840c244e50SGerd Hoffmann if (!pformat) { 1285c84f0f25SPeter Maydell g_free(res); 12860c244e50SGerd Hoffmann return -EINVAL; 12870c244e50SGerd Hoffmann } 12889462ff46SMarc-André Lureau 12899462ff46SMarc-André Lureau res->hostmem = calc_image_hostmem(pformat, res->width, res->height); 12909462ff46SMarc-André Lureau #ifdef WIN32 12919462ff46SMarc-André Lureau bits = qemu_win32_map_alloc(res->hostmem, &res->handle, &error_warn); 12929462ff46SMarc-André Lureau if (!bits) { 12939462ff46SMarc-André Lureau g_free(res); 12949462ff46SMarc-André Lureau return -EINVAL; 12959462ff46SMarc-André Lureau } 12969462ff46SMarc-André Lureau #endif 12979c18a923SMarc-André Lureau res->image = pixman_image_create_bits( 12989c18a923SMarc-André Lureau pformat, 12990c244e50SGerd Hoffmann res->width, res->height, 13009c18a923SMarc-André Lureau bits, res->height ? res->hostmem / res->height : 0); 13010c244e50SGerd Hoffmann if (!res->image) { 1302c84f0f25SPeter Maydell g_free(res); 13030c244e50SGerd Hoffmann return -EINVAL; 13040c244e50SGerd Hoffmann } 130504562ee8SMarc-André Lureau #ifdef WIN32 130604562ee8SMarc-André Lureau pixman_image_set_destroy_function(res->image, win32_pixman_image_destroy, res->handle); 130704562ee8SMarc-André Lureau #endif 1308039aa5dbSPeter Maydell 13090c244e50SGerd Hoffmann res->addrs = g_new(uint64_t, res->iov_cnt); 13100c244e50SGerd Hoffmann res->iov = g_new(struct iovec, res->iov_cnt); 13110c244e50SGerd Hoffmann 13120c244e50SGerd Hoffmann /* read data */ 13130c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 13140c244e50SGerd Hoffmann res->addrs[i] = qemu_get_be64(f); 13150c244e50SGerd Hoffmann res->iov[i].iov_len = qemu_get_be32(f); 13160c244e50SGerd Hoffmann } 13170c244e50SGerd Hoffmann qemu_get_buffer(f, (void *)pixman_image_get_data(res->image), 13180c244e50SGerd Hoffmann pixman_image_get_stride(res->image) * res->height); 13190c244e50SGerd Hoffmann 1320e92ffae6SMarc-André Lureau if (!virtio_gpu_load_restore_mapping(g, res)) { 1321c84f0f25SPeter Maydell pixman_image_unref(res->image); 1322c84f0f25SPeter Maydell g_free(res); 13230c244e50SGerd Hoffmann return -EINVAL; 13240c244e50SGerd Hoffmann } 13250c244e50SGerd Hoffmann 13260c244e50SGerd Hoffmann resource_id = qemu_get_be32(f); 13270c244e50SGerd Hoffmann } 13280c244e50SGerd Hoffmann 13290c244e50SGerd Hoffmann /* load & apply scanout state */ 13300c244e50SGerd Hoffmann vmstate_load_state(f, &vmstate_virtio_gpu_scanouts, g, 1); 13310f2a301dSMarc-André Lureau 13320f2a301dSMarc-André Lureau return 0; 13330f2a301dSMarc-André Lureau } 13340f2a301dSMarc-André Lureau 1335f66767f7SMarc-André Lureau static int virtio_gpu_blob_save(QEMUFile *f, void *opaque, size_t size, 1336f66767f7SMarc-André Lureau const VMStateField *field, JSONWriter *vmdesc) 1337f66767f7SMarc-André Lureau { 1338f66767f7SMarc-André Lureau VirtIOGPU *g = opaque; 1339f66767f7SMarc-André Lureau struct virtio_gpu_simple_resource *res; 1340f66767f7SMarc-André Lureau int i; 1341f66767f7SMarc-André Lureau 1342f66767f7SMarc-André Lureau /* in 2d mode we should never find unprocessed commands here */ 1343f66767f7SMarc-André Lureau assert(QTAILQ_EMPTY(&g->cmdq)); 1344f66767f7SMarc-André Lureau 1345f66767f7SMarc-André Lureau QTAILQ_FOREACH(res, &g->reslist, next) { 1346f66767f7SMarc-André Lureau if (!res->blob_size) { 1347f66767f7SMarc-André Lureau continue; 1348f66767f7SMarc-André Lureau } 1349f66767f7SMarc-André Lureau qemu_put_be32(f, res->resource_id); 1350f66767f7SMarc-André Lureau qemu_put_be32(f, res->blob_size); 1351f66767f7SMarc-André Lureau qemu_put_be32(f, res->iov_cnt); 1352f66767f7SMarc-André Lureau for (i = 0; i < res->iov_cnt; i++) { 1353f66767f7SMarc-André Lureau qemu_put_be64(f, res->addrs[i]); 1354f66767f7SMarc-André Lureau qemu_put_be32(f, res->iov[i].iov_len); 1355f66767f7SMarc-André Lureau } 1356f66767f7SMarc-André Lureau } 1357f66767f7SMarc-André Lureau qemu_put_be32(f, 0); /* end of list */ 1358f66767f7SMarc-André Lureau 1359f66767f7SMarc-André Lureau return 0; 1360f66767f7SMarc-André Lureau } 1361f66767f7SMarc-André Lureau 1362f66767f7SMarc-André Lureau static int virtio_gpu_blob_load(QEMUFile *f, void *opaque, size_t size, 1363f66767f7SMarc-André Lureau const VMStateField *field) 1364f66767f7SMarc-André Lureau { 1365f66767f7SMarc-André Lureau VirtIOGPU *g = opaque; 1366f66767f7SMarc-André Lureau struct virtio_gpu_simple_resource *res; 1367f66767f7SMarc-André Lureau uint32_t resource_id; 1368f66767f7SMarc-André Lureau int i; 1369f66767f7SMarc-André Lureau 1370f66767f7SMarc-André Lureau resource_id = qemu_get_be32(f); 1371f66767f7SMarc-André Lureau while (resource_id != 0) { 1372f66767f7SMarc-André Lureau res = virtio_gpu_find_resource(g, resource_id); 1373f66767f7SMarc-André Lureau if (res) { 1374f66767f7SMarc-André Lureau return -EINVAL; 1375f66767f7SMarc-André Lureau } 1376f66767f7SMarc-André Lureau 1377f66767f7SMarc-André Lureau res = g_new0(struct virtio_gpu_simple_resource, 1); 1378f66767f7SMarc-André Lureau res->resource_id = resource_id; 1379f66767f7SMarc-André Lureau res->blob_size = qemu_get_be32(f); 1380f66767f7SMarc-André Lureau res->iov_cnt = qemu_get_be32(f); 1381f66767f7SMarc-André Lureau res->addrs = g_new(uint64_t, res->iov_cnt); 1382f66767f7SMarc-André Lureau res->iov = g_new(struct iovec, res->iov_cnt); 1383f66767f7SMarc-André Lureau 1384f66767f7SMarc-André Lureau /* read data */ 1385f66767f7SMarc-André Lureau for (i = 0; i < res->iov_cnt; i++) { 1386f66767f7SMarc-André Lureau res->addrs[i] = qemu_get_be64(f); 1387f66767f7SMarc-André Lureau res->iov[i].iov_len = qemu_get_be32(f); 1388f66767f7SMarc-André Lureau } 1389f66767f7SMarc-André Lureau 1390f66767f7SMarc-André Lureau if (!virtio_gpu_load_restore_mapping(g, res)) { 1391f66767f7SMarc-André Lureau g_free(res); 1392f66767f7SMarc-André Lureau return -EINVAL; 1393f66767f7SMarc-André Lureau } 1394f66767f7SMarc-André Lureau 1395f66767f7SMarc-André Lureau virtio_gpu_init_udmabuf(res); 1396f66767f7SMarc-André Lureau 1397f66767f7SMarc-André Lureau resource_id = qemu_get_be32(f); 1398f66767f7SMarc-André Lureau } 1399f66767f7SMarc-André Lureau 1400f66767f7SMarc-André Lureau return 0; 1401f66767f7SMarc-André Lureau } 1402f66767f7SMarc-André Lureau 14030f2a301dSMarc-André Lureau static int virtio_gpu_post_load(void *opaque, int version_id) 14040f2a301dSMarc-André Lureau { 14050f2a301dSMarc-André Lureau VirtIOGPU *g = opaque; 14060f2a301dSMarc-André Lureau struct virtio_gpu_scanout *scanout; 14070f2a301dSMarc-André Lureau struct virtio_gpu_simple_resource *res; 14080f2a301dSMarc-André Lureau int i; 14090f2a301dSMarc-André Lureau 141050d8e25eSMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 1411529969b8SMarc-André Lureau /* FIXME: should take scanout.r.{x,y} into account */ 141250d8e25eSMarc-André Lureau scanout = &g->parent_obj.scanout[i]; 14130c244e50SGerd Hoffmann if (!scanout->resource_id) { 14140c244e50SGerd Hoffmann continue; 14150c244e50SGerd Hoffmann } 14160c244e50SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 14170c244e50SGerd Hoffmann if (!res) { 14180c244e50SGerd Hoffmann return -EINVAL; 14190c244e50SGerd Hoffmann } 14200c244e50SGerd Hoffmann scanout->ds = qemu_create_displaysurface_pixman(res->image); 14210c244e50SGerd Hoffmann if (!scanout->ds) { 14220c244e50SGerd Hoffmann return -EINVAL; 14230c244e50SGerd Hoffmann } 14249462ff46SMarc-André Lureau #ifdef WIN32 14259462ff46SMarc-André Lureau qemu_displaysurface_win32_set_handle(scanout->ds, res->handle, 0); 14269462ff46SMarc-André Lureau #endif 14270c244e50SGerd Hoffmann 14280c244e50SGerd Hoffmann dpy_gfx_replace_surface(scanout->con, scanout->ds); 142991155f8bSGerd Hoffmann dpy_gfx_update_full(scanout->con); 143010750ee0SGerd Hoffmann if (scanout->cursor.resource_id) { 14310c244e50SGerd Hoffmann update_cursor(g, &scanout->cursor); 143210750ee0SGerd Hoffmann } 14330c244e50SGerd Hoffmann res->scanout_bitmask |= (1 << i); 14340c244e50SGerd Hoffmann } 14350c244e50SGerd Hoffmann 14360c244e50SGerd Hoffmann return 0; 14370c244e50SGerd Hoffmann } 14380c244e50SGerd Hoffmann 143937f86af0SGerd Hoffmann void virtio_gpu_device_realize(DeviceState *qdev, Error **errp) 144062232bf4SGerd Hoffmann { 144162232bf4SGerd Hoffmann VirtIODevice *vdev = VIRTIO_DEVICE(qdev); 144262232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(qdev); 14439d9e1521SGerd Hoffmann 1444cce386e1SVivek Kasireddy if (virtio_gpu_blob_enabled(g->parent_obj.conf)) { 14458e7b21caSGurchetan Singh if (!virtio_gpu_rutabaga_enabled(g->parent_obj.conf) && 14468e7b21caSGurchetan Singh !virtio_gpu_have_udmabuf()) { 14478e7b21caSGurchetan Singh error_setg(errp, "need rutabaga or udmabuf for blob resources"); 1448cce386e1SVivek Kasireddy return; 1449cce386e1SVivek Kasireddy } 1450cce386e1SVivek Kasireddy 1451cce386e1SVivek Kasireddy if (virtio_gpu_virgl_enabled(g->parent_obj.conf)) { 1452cce386e1SVivek Kasireddy error_setg(errp, "blobs and virgl are not compatible (yet)"); 1453cce386e1SVivek Kasireddy return; 1454cce386e1SVivek Kasireddy } 1455cce386e1SVivek Kasireddy } 1456cce386e1SVivek Kasireddy 145750d8e25eSMarc-André Lureau if (!virtio_gpu_base_device_realize(qdev, 145850d8e25eSMarc-André Lureau virtio_gpu_handle_ctrl_cb, 145950d8e25eSMarc-André Lureau virtio_gpu_handle_cursor_cb, 146050d8e25eSMarc-André Lureau errp)) { 1461fe44dc91SAshijeet Acharya return; 1462fe44dc91SAshijeet Acharya } 1463fe44dc91SAshijeet Acharya 146450d8e25eSMarc-André Lureau g->ctrl_vq = virtio_get_queue(vdev, 0); 146550d8e25eSMarc-André Lureau g->cursor_vq = virtio_get_queue(vdev, 1); 1466f63192b0SAlexander Bulekov g->ctrl_bh = qemu_bh_new_guarded(virtio_gpu_ctrl_bh, g, 1467f63192b0SAlexander Bulekov &qdev->mem_reentrancy_guard); 1468f63192b0SAlexander Bulekov g->cursor_bh = qemu_bh_new_guarded(virtio_gpu_cursor_bh, g, 1469f63192b0SAlexander Bulekov &qdev->mem_reentrancy_guard); 1470a41e2d97SMarc-André Lureau g->reset_bh = qemu_bh_new(virtio_gpu_reset_bh, g); 1471a41e2d97SMarc-André Lureau qemu_cond_init(&g->reset_cond); 147262232bf4SGerd Hoffmann QTAILQ_INIT(&g->reslist); 14733eb769fdSGerd Hoffmann QTAILQ_INIT(&g->cmdq); 147462232bf4SGerd Hoffmann QTAILQ_INIT(&g->fenceq); 147562232bf4SGerd Hoffmann } 147662232bf4SGerd Hoffmann 1477957d7786SMarc-André Lureau static void virtio_gpu_device_unrealize(DeviceState *qdev) 1478957d7786SMarc-André Lureau { 1479957d7786SMarc-André Lureau VirtIOGPU *g = VIRTIO_GPU(qdev); 1480957d7786SMarc-André Lureau 1481957d7786SMarc-André Lureau g_clear_pointer(&g->ctrl_bh, qemu_bh_delete); 1482957d7786SMarc-André Lureau g_clear_pointer(&g->cursor_bh, qemu_bh_delete); 1483a41e2d97SMarc-André Lureau g_clear_pointer(&g->reset_bh, qemu_bh_delete); 1484a41e2d97SMarc-André Lureau qemu_cond_destroy(&g->reset_cond); 1485957d7786SMarc-André Lureau virtio_gpu_base_device_unrealize(qdev); 1486957d7786SMarc-André Lureau } 1487957d7786SMarc-André Lureau 1488a41e2d97SMarc-André Lureau static void virtio_gpu_reset_bh(void *opaque) 1489a41e2d97SMarc-André Lureau { 1490a41e2d97SMarc-André Lureau VirtIOGPU *g = VIRTIO_GPU(opaque); 1491a41e2d97SMarc-André Lureau struct virtio_gpu_simple_resource *res, *tmp; 1492a41e2d97SMarc-André Lureau int i = 0; 1493a41e2d97SMarc-André Lureau 1494a41e2d97SMarc-André Lureau QTAILQ_FOREACH_SAFE(res, &g->reslist, next, tmp) { 1495a41e2d97SMarc-André Lureau virtio_gpu_resource_destroy(g, res); 1496a41e2d97SMarc-André Lureau } 1497a41e2d97SMarc-André Lureau 1498a41e2d97SMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 1499a41e2d97SMarc-André Lureau dpy_gfx_replace_surface(g->parent_obj.scanout[i].con, NULL); 1500a41e2d97SMarc-André Lureau } 1501a41e2d97SMarc-André Lureau 1502a41e2d97SMarc-André Lureau g->reset_finished = true; 1503a41e2d97SMarc-André Lureau qemu_cond_signal(&g->reset_cond); 1504a41e2d97SMarc-André Lureau } 1505a41e2d97SMarc-André Lureau 150676fa8b35SGerd Hoffmann void virtio_gpu_reset(VirtIODevice *vdev) 150762232bf4SGerd Hoffmann { 150862232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 1509dc84ed5bSGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 151062232bf4SGerd Hoffmann 1511a41e2d97SMarc-André Lureau if (qemu_in_vcpu_thread()) { 1512a41e2d97SMarc-André Lureau g->reset_finished = false; 1513a41e2d97SMarc-André Lureau qemu_bh_schedule(g->reset_bh); 1514a41e2d97SMarc-André Lureau while (!g->reset_finished) { 1515a41e2d97SMarc-André Lureau qemu_cond_wait_iothread(&g->reset_cond); 1516a41e2d97SMarc-André Lureau } 1517a41e2d97SMarc-André Lureau } else { 1518a41e2d97SMarc-André Lureau virtio_gpu_reset_bh(g); 151962232bf4SGerd Hoffmann } 15209d9e1521SGerd Hoffmann 1521dc84ed5bSGerd Hoffmann while (!QTAILQ_EMPTY(&g->cmdq)) { 1522dc84ed5bSGerd Hoffmann cmd = QTAILQ_FIRST(&g->cmdq); 1523dc84ed5bSGerd Hoffmann QTAILQ_REMOVE(&g->cmdq, cmd, next); 1524dc84ed5bSGerd Hoffmann g_free(cmd); 1525dc84ed5bSGerd Hoffmann } 1526dc84ed5bSGerd Hoffmann 1527dc84ed5bSGerd Hoffmann while (!QTAILQ_EMPTY(&g->fenceq)) { 1528dc84ed5bSGerd Hoffmann cmd = QTAILQ_FIRST(&g->fenceq); 1529dc84ed5bSGerd Hoffmann QTAILQ_REMOVE(&g->fenceq, cmd, next); 1530dc84ed5bSGerd Hoffmann g->inflight--; 1531dc84ed5bSGerd Hoffmann g_free(cmd); 1532dc84ed5bSGerd Hoffmann } 1533dc84ed5bSGerd Hoffmann 153450d8e25eSMarc-André Lureau virtio_gpu_base_reset(VIRTIO_GPU_BASE(vdev)); 153550d8e25eSMarc-André Lureau } 153650d8e25eSMarc-André Lureau 153750d8e25eSMarc-André Lureau static void 153850d8e25eSMarc-André Lureau virtio_gpu_get_config(VirtIODevice *vdev, uint8_t *config) 153950d8e25eSMarc-André Lureau { 154050d8e25eSMarc-André Lureau VirtIOGPUBase *g = VIRTIO_GPU_BASE(vdev); 154150d8e25eSMarc-André Lureau 154250d8e25eSMarc-André Lureau memcpy(config, &g->virtio_config, sizeof(g->virtio_config)); 154350d8e25eSMarc-André Lureau } 154450d8e25eSMarc-André Lureau 154550d8e25eSMarc-André Lureau static void 154650d8e25eSMarc-André Lureau virtio_gpu_set_config(VirtIODevice *vdev, const uint8_t *config) 154750d8e25eSMarc-André Lureau { 154850d8e25eSMarc-André Lureau VirtIOGPUBase *g = VIRTIO_GPU_BASE(vdev); 154950d8e25eSMarc-André Lureau const struct virtio_gpu_config *vgconfig = 155050d8e25eSMarc-André Lureau (const struct virtio_gpu_config *)config; 155150d8e25eSMarc-André Lureau 155250d8e25eSMarc-André Lureau if (vgconfig->events_clear) { 155350d8e25eSMarc-André Lureau g->virtio_config.events_read &= ~vgconfig->events_clear; 155450d8e25eSMarc-André Lureau } 155562232bf4SGerd Hoffmann } 155662232bf4SGerd Hoffmann 1557f66767f7SMarc-André Lureau static bool virtio_gpu_blob_state_needed(void *opaque) 1558f66767f7SMarc-André Lureau { 1559f66767f7SMarc-André Lureau VirtIOGPU *g = VIRTIO_GPU(opaque); 1560f66767f7SMarc-André Lureau 1561f66767f7SMarc-André Lureau return virtio_gpu_blob_enabled(g->parent_obj.conf); 1562f66767f7SMarc-André Lureau } 1563f66767f7SMarc-André Lureau 1564f66767f7SMarc-André Lureau const VMStateDescription vmstate_virtio_gpu_blob_state = { 1565f66767f7SMarc-André Lureau .name = "virtio-gpu/blob", 1566f66767f7SMarc-André Lureau .minimum_version_id = VIRTIO_GPU_VM_VERSION, 1567f66767f7SMarc-André Lureau .version_id = VIRTIO_GPU_VM_VERSION, 1568f66767f7SMarc-André Lureau .needed = virtio_gpu_blob_state_needed, 1569f66767f7SMarc-André Lureau .fields = (const VMStateField[]){ 1570f66767f7SMarc-André Lureau { 1571f66767f7SMarc-André Lureau .name = "virtio-gpu/blob", 1572f66767f7SMarc-André Lureau .info = &(const VMStateInfo) { 1573f66767f7SMarc-André Lureau .name = "blob", 1574f66767f7SMarc-André Lureau .get = virtio_gpu_blob_load, 1575f66767f7SMarc-André Lureau .put = virtio_gpu_blob_save, 1576f66767f7SMarc-André Lureau }, 1577f66767f7SMarc-André Lureau .flags = VMS_SINGLE, 1578f66767f7SMarc-André Lureau } /* device */, 1579f66767f7SMarc-André Lureau VMSTATE_END_OF_LIST() 1580f66767f7SMarc-André Lureau }, 1581f66767f7SMarc-André Lureau }; 1582f66767f7SMarc-André Lureau 15838a502efdSHalil Pasic /* 15848a502efdSHalil Pasic * For historical reasons virtio_gpu does not adhere to virtio migration 15858a502efdSHalil Pasic * scheme as described in doc/virtio-migration.txt, in a sense that no 15868a502efdSHalil Pasic * save/load callback are provided to the core. Instead the device data 15878a502efdSHalil Pasic * is saved/loaded after the core data. 15888a502efdSHalil Pasic * 15898a502efdSHalil Pasic * Because of this we need a special vmsd. 15908a502efdSHalil Pasic */ 15918a502efdSHalil Pasic static const VMStateDescription vmstate_virtio_gpu = { 15928a502efdSHalil Pasic .name = "virtio-gpu", 15938a502efdSHalil Pasic .minimum_version_id = VIRTIO_GPU_VM_VERSION, 15948a502efdSHalil Pasic .version_id = VIRTIO_GPU_VM_VERSION, 1595*f0613160SRichard Henderson .fields = (const VMStateField[]) { 15968a502efdSHalil Pasic VMSTATE_VIRTIO_DEVICE /* core */, 15978a502efdSHalil Pasic { 15988a502efdSHalil Pasic .name = "virtio-gpu", 15998a502efdSHalil Pasic .info = &(const VMStateInfo) { 16008a502efdSHalil Pasic .name = "virtio-gpu", 16018a502efdSHalil Pasic .get = virtio_gpu_load, 16028a502efdSHalil Pasic .put = virtio_gpu_save, 16038a502efdSHalil Pasic }, 16048a502efdSHalil Pasic .flags = VMS_SINGLE, 16058a502efdSHalil Pasic } /* device */, 16068a502efdSHalil Pasic VMSTATE_END_OF_LIST() 16078a502efdSHalil Pasic }, 1608*f0613160SRichard Henderson .subsections = (const VMStateDescription * const []) { 1609f66767f7SMarc-André Lureau &vmstate_virtio_gpu_blob_state, 1610f66767f7SMarc-André Lureau NULL 1611f66767f7SMarc-André Lureau }, 16120f2a301dSMarc-André Lureau .post_load = virtio_gpu_post_load, 16138a502efdSHalil Pasic }; 16140fc07498SDr. David Alan Gilbert 161562232bf4SGerd Hoffmann static Property virtio_gpu_properties[] = { 161650d8e25eSMarc-André Lureau VIRTIO_GPU_BASE_PROPERTIES(VirtIOGPU, parent_obj.conf), 161750d8e25eSMarc-André Lureau DEFINE_PROP_SIZE("max_hostmem", VirtIOGPU, conf_max_hostmem, 161850d8e25eSMarc-André Lureau 256 * MiB), 1619cce386e1SVivek Kasireddy DEFINE_PROP_BIT("blob", VirtIOGPU, parent_obj.conf.flags, 1620cce386e1SVivek Kasireddy VIRTIO_GPU_FLAG_BLOB_ENABLED, false), 1621ba62dfa7SGerd Hoffmann DEFINE_PROP_SIZE("hostmem", VirtIOGPU, parent_obj.conf.hostmem, 0), 162262232bf4SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 162362232bf4SGerd Hoffmann }; 162462232bf4SGerd Hoffmann 162562232bf4SGerd Hoffmann static void virtio_gpu_class_init(ObjectClass *klass, void *data) 162662232bf4SGerd Hoffmann { 162762232bf4SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 162862232bf4SGerd Hoffmann VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass); 1629cabbe8e5SGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_CLASS(klass); 1630b3a5dfdeSVivek Kasireddy VirtIOGPUBaseClass *vgbc = &vgc->parent; 163162232bf4SGerd Hoffmann 1632cabbe8e5SGerd Hoffmann vgc->handle_ctrl = virtio_gpu_handle_ctrl; 16332f47691aSGerd Hoffmann vgc->process_cmd = virtio_gpu_simple_process_cmd; 16342c267d66SGerd Hoffmann vgc->update_cursor_data = virtio_gpu_update_cursor_data; 1635b3a5dfdeSVivek Kasireddy vgbc->gl_flushed = virtio_gpu_handle_gl_flushed; 1636cabbe8e5SGerd Hoffmann 163762232bf4SGerd Hoffmann vdc->realize = virtio_gpu_device_realize; 1638957d7786SMarc-André Lureau vdc->unrealize = virtio_gpu_device_unrealize; 163950d8e25eSMarc-André Lureau vdc->reset = virtio_gpu_reset; 164062232bf4SGerd Hoffmann vdc->get_config = virtio_gpu_get_config; 164162232bf4SGerd Hoffmann vdc->set_config = virtio_gpu_set_config; 164262232bf4SGerd Hoffmann 16430fc07498SDr. David Alan Gilbert dc->vmsd = &vmstate_virtio_gpu; 16444f67d30bSMarc-André Lureau device_class_set_props(dc, virtio_gpu_properties); 164562232bf4SGerd Hoffmann } 164662232bf4SGerd Hoffmann 164762232bf4SGerd Hoffmann static const TypeInfo virtio_gpu_info = { 164862232bf4SGerd Hoffmann .name = TYPE_VIRTIO_GPU, 164950d8e25eSMarc-André Lureau .parent = TYPE_VIRTIO_GPU_BASE, 165062232bf4SGerd Hoffmann .instance_size = sizeof(VirtIOGPU), 1651cabbe8e5SGerd Hoffmann .class_size = sizeof(VirtIOGPUClass), 165262232bf4SGerd Hoffmann .class_init = virtio_gpu_class_init, 165362232bf4SGerd Hoffmann }; 1654561d0f45SGerd Hoffmann module_obj(TYPE_VIRTIO_GPU); 165524ce7aa7SJose R. Ziviani module_kconfig(VIRTIO_GPU); 165662232bf4SGerd Hoffmann 165762232bf4SGerd Hoffmann static void virtio_register_types(void) 165862232bf4SGerd Hoffmann { 165962232bf4SGerd Hoffmann type_register_static(&virtio_gpu_info); 166062232bf4SGerd Hoffmann } 166162232bf4SGerd Hoffmann 166262232bf4SGerd Hoffmann type_init(virtio_register_types) 1663