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" 1762232bf4SGerd Hoffmann #include "ui/console.h" 1862232bf4SGerd Hoffmann #include "trace.h" 198da132a5SGerd Hoffmann #include "sysemu/dma.h" 202f780b6aSMarkus Armbruster #include "sysemu/sysemu.h" 2162232bf4SGerd Hoffmann #include "hw/virtio/virtio.h" 22ca77ee28SMarkus Armbruster #include "migration/qemu-file-types.h" 2362232bf4SGerd Hoffmann #include "hw/virtio/virtio-gpu.h" 24ad08e67aSMarc-André Lureau #include "hw/virtio/virtio-gpu-bswap.h" 2583a7d3c0SMarc-André Lureau #include "hw/virtio/virtio-gpu-pixman.h" 2662232bf4SGerd Hoffmann #include "hw/virtio/virtio-bus.h" 271ed2cb32SGerd Hoffmann #include "hw/display/edid.h" 28a27bd6c7SMarkus Armbruster #include "hw/qdev-properties.h" 2903dd024fSPaolo Bonzini #include "qemu/log.h" 300b8fa32fSMarkus Armbruster #include "qemu/module.h" 315e3d741cSMarc-André Lureau #include "qapi/error.h" 3250d8e25eSMarc-André Lureau #include "qemu/error-report.h" 3362232bf4SGerd Hoffmann 340c244e50SGerd Hoffmann #define VIRTIO_GPU_VM_VERSION 1 350c244e50SGerd Hoffmann 3662232bf4SGerd Hoffmann static struct virtio_gpu_simple_resource* 3762232bf4SGerd Hoffmann virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id); 3825c001a4SVivek Kasireddy static struct virtio_gpu_simple_resource * 3925c001a4SVivek Kasireddy virtio_gpu_find_check_resource(VirtIOGPU *g, uint32_t resource_id, 4025c001a4SVivek Kasireddy bool require_backing, 4125c001a4SVivek Kasireddy const char *caller, uint32_t *error); 4262232bf4SGerd Hoffmann 433bb68f79SGerd Hoffmann static void virtio_gpu_cleanup_mapping(VirtIOGPU *g, 443bb68f79SGerd Hoffmann struct virtio_gpu_simple_resource *res); 45b8e23926SLi Qiang 462c267d66SGerd Hoffmann void virtio_gpu_update_cursor_data(VirtIOGPU *g, 4762232bf4SGerd Hoffmann struct virtio_gpu_scanout *s, 4862232bf4SGerd Hoffmann uint32_t resource_id) 4962232bf4SGerd Hoffmann { 5062232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 5162232bf4SGerd Hoffmann uint32_t pixels; 52bdd53f73SVivek Kasireddy void *data; 5362232bf4SGerd Hoffmann 5425c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, resource_id, false, 5525c001a4SVivek Kasireddy __func__, NULL); 5662232bf4SGerd Hoffmann if (!res) { 5762232bf4SGerd Hoffmann return; 5862232bf4SGerd Hoffmann } 5962232bf4SGerd Hoffmann 60bdd53f73SVivek Kasireddy if (res->blob_size) { 61bdd53f73SVivek Kasireddy if (res->blob_size < (s->current_cursor->width * 62bdd53f73SVivek Kasireddy s->current_cursor->height * 4)) { 63bdd53f73SVivek Kasireddy return; 64bdd53f73SVivek Kasireddy } 65bdd53f73SVivek Kasireddy data = res->blob; 66bdd53f73SVivek Kasireddy } else { 6762232bf4SGerd Hoffmann if (pixman_image_get_width(res->image) != s->current_cursor->width || 6862232bf4SGerd Hoffmann pixman_image_get_height(res->image) != s->current_cursor->height) { 6962232bf4SGerd Hoffmann return; 7062232bf4SGerd Hoffmann } 71bdd53f73SVivek Kasireddy data = pixman_image_get_data(res->image); 72bdd53f73SVivek Kasireddy } 7362232bf4SGerd Hoffmann 7462232bf4SGerd Hoffmann pixels = s->current_cursor->width * s->current_cursor->height; 75bdd53f73SVivek Kasireddy memcpy(s->current_cursor->data, data, 7662232bf4SGerd Hoffmann pixels * sizeof(uint32_t)); 7762232bf4SGerd Hoffmann } 7862232bf4SGerd Hoffmann 7962232bf4SGerd Hoffmann static void update_cursor(VirtIOGPU *g, struct virtio_gpu_update_cursor *cursor) 8062232bf4SGerd Hoffmann { 8162232bf4SGerd Hoffmann struct virtio_gpu_scanout *s; 822c267d66SGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_GET_CLASS(g); 830c244e50SGerd Hoffmann bool move = cursor->hdr.type == VIRTIO_GPU_CMD_MOVE_CURSOR; 8462232bf4SGerd Hoffmann 8550d8e25eSMarc-André Lureau if (cursor->pos.scanout_id >= g->parent_obj.conf.max_outputs) { 8662232bf4SGerd Hoffmann return; 8762232bf4SGerd Hoffmann } 8850d8e25eSMarc-André Lureau s = &g->parent_obj.scanout[cursor->pos.scanout_id]; 8962232bf4SGerd Hoffmann 90e9c1b459SGerd Hoffmann trace_virtio_gpu_update_cursor(cursor->pos.scanout_id, 91e9c1b459SGerd Hoffmann cursor->pos.x, 92e9c1b459SGerd Hoffmann cursor->pos.y, 93e9c1b459SGerd Hoffmann move ? "move" : "update", 94e9c1b459SGerd Hoffmann cursor->resource_id); 95e9c1b459SGerd Hoffmann 960c244e50SGerd Hoffmann if (!move) { 9762232bf4SGerd Hoffmann if (!s->current_cursor) { 9862232bf4SGerd Hoffmann s->current_cursor = cursor_alloc(64, 64); 9962232bf4SGerd Hoffmann } 10062232bf4SGerd Hoffmann 10162232bf4SGerd Hoffmann s->current_cursor->hot_x = cursor->hot_x; 10262232bf4SGerd Hoffmann s->current_cursor->hot_y = cursor->hot_y; 10362232bf4SGerd Hoffmann 10462232bf4SGerd Hoffmann if (cursor->resource_id > 0) { 1052c267d66SGerd Hoffmann vgc->update_cursor_data(g, s, cursor->resource_id); 10662232bf4SGerd Hoffmann } 10762232bf4SGerd Hoffmann dpy_cursor_define(s->con, s->current_cursor); 1080c244e50SGerd Hoffmann 1090c244e50SGerd Hoffmann s->cursor = *cursor; 1100c244e50SGerd Hoffmann } else { 1110c244e50SGerd Hoffmann s->cursor.pos.x = cursor->pos.x; 1120c244e50SGerd Hoffmann s->cursor.pos.y = cursor->pos.y; 11362232bf4SGerd Hoffmann } 11462232bf4SGerd Hoffmann dpy_mouse_set(s->con, cursor->pos.x, cursor->pos.y, 11562232bf4SGerd Hoffmann cursor->resource_id ? 1 : 0); 11662232bf4SGerd Hoffmann } 11762232bf4SGerd Hoffmann 11862232bf4SGerd Hoffmann static struct virtio_gpu_simple_resource * 11962232bf4SGerd Hoffmann virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id) 12062232bf4SGerd Hoffmann { 12162232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 12262232bf4SGerd Hoffmann 12362232bf4SGerd Hoffmann QTAILQ_FOREACH(res, &g->reslist, next) { 12462232bf4SGerd Hoffmann if (res->resource_id == resource_id) { 12562232bf4SGerd Hoffmann return res; 12662232bf4SGerd Hoffmann } 12762232bf4SGerd Hoffmann } 12862232bf4SGerd Hoffmann return NULL; 12962232bf4SGerd Hoffmann } 13062232bf4SGerd Hoffmann 13125c001a4SVivek Kasireddy static struct virtio_gpu_simple_resource * 13225c001a4SVivek Kasireddy virtio_gpu_find_check_resource(VirtIOGPU *g, uint32_t resource_id, 13325c001a4SVivek Kasireddy bool require_backing, 13425c001a4SVivek Kasireddy const char *caller, uint32_t *error) 13525c001a4SVivek Kasireddy { 13625c001a4SVivek Kasireddy struct virtio_gpu_simple_resource *res; 13725c001a4SVivek Kasireddy 13825c001a4SVivek Kasireddy res = virtio_gpu_find_resource(g, resource_id); 13925c001a4SVivek Kasireddy if (!res) { 14025c001a4SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: invalid resource specified %d\n", 14125c001a4SVivek Kasireddy caller, resource_id); 14225c001a4SVivek Kasireddy if (error) { 14325c001a4SVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 14425c001a4SVivek Kasireddy } 14525c001a4SVivek Kasireddy return NULL; 14625c001a4SVivek Kasireddy } 14725c001a4SVivek Kasireddy 14825c001a4SVivek Kasireddy if (require_backing) { 149e0933d91SVivek Kasireddy if (!res->iov || (!res->image && !res->blob)) { 15025c001a4SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: no backing storage %d\n", 15125c001a4SVivek Kasireddy caller, resource_id); 15225c001a4SVivek Kasireddy if (error) { 15325c001a4SVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_UNSPEC; 15425c001a4SVivek Kasireddy } 15525c001a4SVivek Kasireddy return NULL; 15625c001a4SVivek Kasireddy } 15725c001a4SVivek Kasireddy } 15825c001a4SVivek Kasireddy 15925c001a4SVivek Kasireddy return res; 16025c001a4SVivek Kasireddy } 16125c001a4SVivek Kasireddy 16262232bf4SGerd Hoffmann void virtio_gpu_ctrl_response(VirtIOGPU *g, 16362232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 16462232bf4SGerd Hoffmann struct virtio_gpu_ctrl_hdr *resp, 16562232bf4SGerd Hoffmann size_t resp_len) 16662232bf4SGerd Hoffmann { 16762232bf4SGerd Hoffmann size_t s; 16862232bf4SGerd Hoffmann 16962232bf4SGerd Hoffmann if (cmd->cmd_hdr.flags & VIRTIO_GPU_FLAG_FENCE) { 17062232bf4SGerd Hoffmann resp->flags |= VIRTIO_GPU_FLAG_FENCE; 17162232bf4SGerd Hoffmann resp->fence_id = cmd->cmd_hdr.fence_id; 17262232bf4SGerd Hoffmann resp->ctx_id = cmd->cmd_hdr.ctx_id; 17362232bf4SGerd Hoffmann } 1741715d6b5SFarhan Ali virtio_gpu_ctrl_hdr_bswap(resp); 17562232bf4SGerd Hoffmann s = iov_from_buf(cmd->elem.in_sg, cmd->elem.in_num, 0, resp, resp_len); 17662232bf4SGerd Hoffmann if (s != resp_len) { 17762232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 17862232bf4SGerd Hoffmann "%s: response size incorrect %zu vs %zu\n", 17962232bf4SGerd Hoffmann __func__, s, resp_len); 18062232bf4SGerd Hoffmann } 18162232bf4SGerd Hoffmann virtqueue_push(cmd->vq, &cmd->elem, s); 18262232bf4SGerd Hoffmann virtio_notify(VIRTIO_DEVICE(g), cmd->vq); 18362232bf4SGerd Hoffmann cmd->finished = true; 18462232bf4SGerd Hoffmann } 18562232bf4SGerd Hoffmann 18662232bf4SGerd Hoffmann void virtio_gpu_ctrl_response_nodata(VirtIOGPU *g, 18762232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 18862232bf4SGerd Hoffmann enum virtio_gpu_ctrl_type type) 18962232bf4SGerd Hoffmann { 19062232bf4SGerd Hoffmann struct virtio_gpu_ctrl_hdr resp; 19162232bf4SGerd Hoffmann 19262232bf4SGerd Hoffmann memset(&resp, 0, sizeof(resp)); 19362232bf4SGerd Hoffmann resp.type = type; 19462232bf4SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &resp, sizeof(resp)); 19562232bf4SGerd Hoffmann } 19662232bf4SGerd Hoffmann 19762232bf4SGerd Hoffmann void virtio_gpu_get_display_info(VirtIOGPU *g, 19862232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 19962232bf4SGerd Hoffmann { 20062232bf4SGerd Hoffmann struct virtio_gpu_resp_display_info display_info; 20162232bf4SGerd Hoffmann 20262232bf4SGerd Hoffmann trace_virtio_gpu_cmd_get_display_info(); 20362232bf4SGerd Hoffmann memset(&display_info, 0, sizeof(display_info)); 20462232bf4SGerd Hoffmann display_info.hdr.type = VIRTIO_GPU_RESP_OK_DISPLAY_INFO; 20550d8e25eSMarc-André Lureau virtio_gpu_base_fill_display_info(VIRTIO_GPU_BASE(g), &display_info); 20662232bf4SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &display_info.hdr, 20762232bf4SGerd Hoffmann sizeof(display_info)); 20862232bf4SGerd Hoffmann } 20962232bf4SGerd Hoffmann 2101ed2cb32SGerd Hoffmann static void 2111ed2cb32SGerd Hoffmann virtio_gpu_generate_edid(VirtIOGPU *g, int scanout, 2121ed2cb32SGerd Hoffmann struct virtio_gpu_resp_edid *edid) 2131ed2cb32SGerd Hoffmann { 21450d8e25eSMarc-André Lureau VirtIOGPUBase *b = VIRTIO_GPU_BASE(g); 2151ed2cb32SGerd Hoffmann qemu_edid_info info = { 2164bf47f36SMarc-André Lureau .width_mm = b->req_state[scanout].width_mm, 2174bf47f36SMarc-André Lureau .height_mm = b->req_state[scanout].height_mm, 21850d8e25eSMarc-André Lureau .prefx = b->req_state[scanout].width, 21950d8e25eSMarc-André Lureau .prefy = b->req_state[scanout].height, 2201ed2cb32SGerd Hoffmann }; 2211ed2cb32SGerd Hoffmann 2221ed2cb32SGerd Hoffmann edid->size = cpu_to_le32(sizeof(edid->edid)); 2231ed2cb32SGerd Hoffmann qemu_edid_generate(edid->edid, sizeof(edid->edid), &info); 2241ed2cb32SGerd Hoffmann } 2251ed2cb32SGerd Hoffmann 2261ed2cb32SGerd Hoffmann void virtio_gpu_get_edid(VirtIOGPU *g, 2271ed2cb32SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 2281ed2cb32SGerd Hoffmann { 2291ed2cb32SGerd Hoffmann struct virtio_gpu_resp_edid edid; 2301ed2cb32SGerd Hoffmann struct virtio_gpu_cmd_get_edid get_edid; 23150d8e25eSMarc-André Lureau VirtIOGPUBase *b = VIRTIO_GPU_BASE(g); 2321ed2cb32SGerd Hoffmann 2331ed2cb32SGerd Hoffmann VIRTIO_GPU_FILL_CMD(get_edid); 2341ed2cb32SGerd Hoffmann virtio_gpu_bswap_32(&get_edid, sizeof(get_edid)); 2351ed2cb32SGerd Hoffmann 23650d8e25eSMarc-André Lureau if (get_edid.scanout >= b->conf.max_outputs) { 2371ed2cb32SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 2381ed2cb32SGerd Hoffmann return; 2391ed2cb32SGerd Hoffmann } 2401ed2cb32SGerd Hoffmann 2411ed2cb32SGerd Hoffmann trace_virtio_gpu_cmd_get_edid(get_edid.scanout); 2421ed2cb32SGerd Hoffmann memset(&edid, 0, sizeof(edid)); 2431ed2cb32SGerd Hoffmann edid.hdr.type = VIRTIO_GPU_RESP_OK_EDID; 2441ed2cb32SGerd Hoffmann virtio_gpu_generate_edid(g, get_edid.scanout, &edid); 2451ed2cb32SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &edid.hdr, sizeof(edid)); 2461ed2cb32SGerd Hoffmann } 2471ed2cb32SGerd Hoffmann 248c53f5b89STao Wu static uint32_t calc_image_hostmem(pixman_format_code_t pformat, 249c53f5b89STao Wu uint32_t width, uint32_t height) 250c53f5b89STao Wu { 251c53f5b89STao Wu /* Copied from pixman/pixman-bits-image.c, skip integer overflow check. 252c53f5b89STao Wu * pixman_image_create_bits will fail in case it overflow. 253c53f5b89STao Wu */ 254c53f5b89STao Wu 255c53f5b89STao Wu int bpp = PIXMAN_FORMAT_BPP(pformat); 256c53f5b89STao Wu int stride = ((width * bpp + 0x1f) >> 5) * sizeof(uint32_t); 257c53f5b89STao Wu return height * stride; 258c53f5b89STao Wu } 259c53f5b89STao Wu 26062232bf4SGerd Hoffmann static void virtio_gpu_resource_create_2d(VirtIOGPU *g, 26162232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 26262232bf4SGerd Hoffmann { 26362232bf4SGerd Hoffmann pixman_format_code_t pformat; 26462232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 26562232bf4SGerd Hoffmann struct virtio_gpu_resource_create_2d c2d; 26662232bf4SGerd Hoffmann 26762232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(c2d); 2681715d6b5SFarhan Ali virtio_gpu_bswap_32(&c2d, sizeof(c2d)); 26962232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_create_2d(c2d.resource_id, c2d.format, 27062232bf4SGerd Hoffmann c2d.width, c2d.height); 27162232bf4SGerd Hoffmann 27262232bf4SGerd Hoffmann if (c2d.resource_id == 0) { 27362232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n", 27462232bf4SGerd Hoffmann __func__); 27562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 27662232bf4SGerd Hoffmann return; 27762232bf4SGerd Hoffmann } 27862232bf4SGerd Hoffmann 27962232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, c2d.resource_id); 28062232bf4SGerd Hoffmann if (res) { 28162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n", 28262232bf4SGerd Hoffmann __func__, c2d.resource_id); 28362232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 28462232bf4SGerd Hoffmann return; 28562232bf4SGerd Hoffmann } 28662232bf4SGerd Hoffmann 28762232bf4SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 28862232bf4SGerd Hoffmann 28962232bf4SGerd Hoffmann res->width = c2d.width; 29062232bf4SGerd Hoffmann res->height = c2d.height; 29162232bf4SGerd Hoffmann res->format = c2d.format; 29262232bf4SGerd Hoffmann res->resource_id = c2d.resource_id; 29362232bf4SGerd Hoffmann 29483a7d3c0SMarc-André Lureau pformat = virtio_gpu_get_pixman_format(c2d.format); 29562232bf4SGerd Hoffmann if (!pformat) { 29662232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 29762232bf4SGerd Hoffmann "%s: host couldn't handle guest format %d\n", 29862232bf4SGerd Hoffmann __func__, c2d.format); 299cb3a0522SLi Qiang g_free(res); 30062232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 30162232bf4SGerd Hoffmann return; 30262232bf4SGerd Hoffmann } 3039b7621bcSGerd Hoffmann 304c53f5b89STao Wu res->hostmem = calc_image_hostmem(pformat, c2d.width, c2d.height); 30550d8e25eSMarc-André Lureau if (res->hostmem + g->hostmem < g->conf_max_hostmem) { 30662232bf4SGerd Hoffmann res->image = pixman_image_create_bits(pformat, 30762232bf4SGerd Hoffmann c2d.width, 30862232bf4SGerd Hoffmann c2d.height, 30962232bf4SGerd Hoffmann NULL, 0); 3109b7621bcSGerd Hoffmann } 31162232bf4SGerd Hoffmann 31262232bf4SGerd Hoffmann if (!res->image) { 31362232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 31462232bf4SGerd Hoffmann "%s: resource creation failed %d %d %d\n", 31562232bf4SGerd Hoffmann __func__, c2d.resource_id, c2d.width, c2d.height); 31662232bf4SGerd Hoffmann g_free(res); 31762232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY; 31862232bf4SGerd Hoffmann return; 31962232bf4SGerd Hoffmann } 32062232bf4SGerd Hoffmann 32162232bf4SGerd Hoffmann QTAILQ_INSERT_HEAD(&g->reslist, res, next); 3229b7621bcSGerd Hoffmann g->hostmem += res->hostmem; 32362232bf4SGerd Hoffmann } 32462232bf4SGerd Hoffmann 325e0933d91SVivek Kasireddy static void virtio_gpu_resource_create_blob(VirtIOGPU *g, 326e0933d91SVivek Kasireddy struct virtio_gpu_ctrl_command *cmd) 327e0933d91SVivek Kasireddy { 328e0933d91SVivek Kasireddy struct virtio_gpu_simple_resource *res; 329e0933d91SVivek Kasireddy struct virtio_gpu_resource_create_blob cblob; 330e0933d91SVivek Kasireddy int ret; 331e0933d91SVivek Kasireddy 332e0933d91SVivek Kasireddy VIRTIO_GPU_FILL_CMD(cblob); 333e0933d91SVivek Kasireddy virtio_gpu_create_blob_bswap(&cblob); 334e0933d91SVivek Kasireddy trace_virtio_gpu_cmd_res_create_blob(cblob.resource_id, cblob.size); 335e0933d91SVivek Kasireddy 336e0933d91SVivek Kasireddy if (cblob.resource_id == 0) { 337e0933d91SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n", 338e0933d91SVivek Kasireddy __func__); 339e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 340e0933d91SVivek Kasireddy return; 341e0933d91SVivek Kasireddy } 342e0933d91SVivek Kasireddy 343dc2deabaSPhilippe Mathieu-Daudé if (cblob.blob_mem != VIRTIO_GPU_BLOB_MEM_GUEST && 344dc2deabaSPhilippe Mathieu-Daudé cblob.blob_flags != VIRTIO_GPU_BLOB_FLAG_USE_SHAREABLE) { 345dc2deabaSPhilippe Mathieu-Daudé qemu_log_mask(LOG_GUEST_ERROR, "%s: invalid memory type\n", 346dc2deabaSPhilippe Mathieu-Daudé __func__); 347dc2deabaSPhilippe Mathieu-Daudé cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 348dc2deabaSPhilippe Mathieu-Daudé return; 349dc2deabaSPhilippe Mathieu-Daudé } 350dc2deabaSPhilippe Mathieu-Daudé 351dc2deabaSPhilippe Mathieu-Daudé if (virtio_gpu_find_resource(g, cblob.resource_id)) { 352e0933d91SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n", 353e0933d91SVivek Kasireddy __func__, cblob.resource_id); 354e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 355e0933d91SVivek Kasireddy return; 356e0933d91SVivek Kasireddy } 357e0933d91SVivek Kasireddy 358e0933d91SVivek Kasireddy res = g_new0(struct virtio_gpu_simple_resource, 1); 359e0933d91SVivek Kasireddy res->resource_id = cblob.resource_id; 360e0933d91SVivek Kasireddy res->blob_size = cblob.size; 361e0933d91SVivek Kasireddy 362e0933d91SVivek Kasireddy ret = virtio_gpu_create_mapping_iov(g, cblob.nr_entries, sizeof(cblob), 363e0933d91SVivek Kasireddy cmd, &res->addrs, &res->iov, 364e0933d91SVivek Kasireddy &res->iov_cnt); 365fc4d3f35SDongwon Kim if (ret != 0) { 366e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 367dc2deabaSPhilippe Mathieu-Daudé g_free(res); 368e0933d91SVivek Kasireddy return; 369e0933d91SVivek Kasireddy } 370e0933d91SVivek Kasireddy 371e0933d91SVivek Kasireddy virtio_gpu_init_udmabuf(res); 372e0933d91SVivek Kasireddy QTAILQ_INSERT_HEAD(&g->reslist, res, next); 373e0933d91SVivek Kasireddy } 374e0933d91SVivek Kasireddy 375da566a18SGerd Hoffmann static void virtio_gpu_disable_scanout(VirtIOGPU *g, int scanout_id) 376da566a18SGerd Hoffmann { 37750d8e25eSMarc-André Lureau struct virtio_gpu_scanout *scanout = &g->parent_obj.scanout[scanout_id]; 378da566a18SGerd Hoffmann struct virtio_gpu_simple_resource *res; 379da566a18SGerd Hoffmann 380da566a18SGerd Hoffmann if (scanout->resource_id == 0) { 381da566a18SGerd Hoffmann return; 382da566a18SGerd Hoffmann } 383da566a18SGerd Hoffmann 384da566a18SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 385da566a18SGerd Hoffmann if (res) { 386da566a18SGerd Hoffmann res->scanout_bitmask &= ~(1 << scanout_id); 387da566a18SGerd Hoffmann } 388da566a18SGerd Hoffmann 389ed8f3fe6SAkihiko Odaki dpy_gfx_replace_surface(scanout->con, NULL); 390da566a18SGerd Hoffmann scanout->resource_id = 0; 391da566a18SGerd Hoffmann scanout->ds = NULL; 392da566a18SGerd Hoffmann scanout->width = 0; 393da566a18SGerd Hoffmann scanout->height = 0; 394da566a18SGerd Hoffmann } 395da566a18SGerd Hoffmann 39662232bf4SGerd Hoffmann static void virtio_gpu_resource_destroy(VirtIOGPU *g, 39762232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res) 39862232bf4SGerd Hoffmann { 3991fccd7c5SGerd Hoffmann int i; 4001fccd7c5SGerd Hoffmann 4011fccd7c5SGerd Hoffmann if (res->scanout_bitmask) { 40250d8e25eSMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 4031fccd7c5SGerd Hoffmann if (res->scanout_bitmask & (1 << i)) { 4041fccd7c5SGerd Hoffmann virtio_gpu_disable_scanout(g, i); 4051fccd7c5SGerd Hoffmann } 4061fccd7c5SGerd Hoffmann } 4071fccd7c5SGerd Hoffmann } 4081fccd7c5SGerd Hoffmann 40932db3c63SVivek Kasireddy qemu_pixman_image_unref(res->image); 4103bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 41162232bf4SGerd Hoffmann QTAILQ_REMOVE(&g->reslist, res, next); 4129b7621bcSGerd Hoffmann g->hostmem -= res->hostmem; 41362232bf4SGerd Hoffmann g_free(res); 41462232bf4SGerd Hoffmann } 41562232bf4SGerd Hoffmann 41662232bf4SGerd Hoffmann static void virtio_gpu_resource_unref(VirtIOGPU *g, 41762232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 41862232bf4SGerd Hoffmann { 41962232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 42062232bf4SGerd Hoffmann struct virtio_gpu_resource_unref unref; 42162232bf4SGerd Hoffmann 42262232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(unref); 4231715d6b5SFarhan Ali virtio_gpu_bswap_32(&unref, sizeof(unref)); 42462232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_unref(unref.resource_id); 42562232bf4SGerd Hoffmann 42662232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, unref.resource_id); 42762232bf4SGerd Hoffmann if (!res) { 42862232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 42962232bf4SGerd Hoffmann __func__, unref.resource_id); 43062232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 43162232bf4SGerd Hoffmann return; 43262232bf4SGerd Hoffmann } 43362232bf4SGerd Hoffmann virtio_gpu_resource_destroy(g, res); 43462232bf4SGerd Hoffmann } 43562232bf4SGerd Hoffmann 43662232bf4SGerd Hoffmann static void virtio_gpu_transfer_to_host_2d(VirtIOGPU *g, 43762232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 43862232bf4SGerd Hoffmann { 43962232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 44062232bf4SGerd Hoffmann int h; 44162232bf4SGerd Hoffmann uint32_t src_offset, dst_offset, stride; 44262232bf4SGerd Hoffmann int bpp; 44362232bf4SGerd Hoffmann pixman_format_code_t format; 44462232bf4SGerd Hoffmann struct virtio_gpu_transfer_to_host_2d t2d; 44562232bf4SGerd Hoffmann 44662232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(t2d); 4471715d6b5SFarhan Ali virtio_gpu_t2d_bswap(&t2d); 44862232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_xfer_toh_2d(t2d.resource_id); 44962232bf4SGerd Hoffmann 45025c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, t2d.resource_id, true, 45125c001a4SVivek Kasireddy __func__, &cmd->error); 452e0933d91SVivek Kasireddy if (!res || res->blob) { 45362232bf4SGerd Hoffmann return; 45462232bf4SGerd Hoffmann } 45562232bf4SGerd Hoffmann 45662232bf4SGerd Hoffmann if (t2d.r.x > res->width || 45762232bf4SGerd Hoffmann t2d.r.y > res->height || 45862232bf4SGerd Hoffmann t2d.r.width > res->width || 45962232bf4SGerd Hoffmann t2d.r.height > res->height || 46062232bf4SGerd Hoffmann t2d.r.x + t2d.r.width > res->width || 46162232bf4SGerd Hoffmann t2d.r.y + t2d.r.height > res->height) { 46262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: transfer bounds outside resource" 46362232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 46462232bf4SGerd Hoffmann __func__, t2d.resource_id, t2d.r.x, t2d.r.y, 46562232bf4SGerd Hoffmann t2d.r.width, t2d.r.height, res->width, res->height); 46662232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 46762232bf4SGerd Hoffmann return; 46862232bf4SGerd Hoffmann } 46962232bf4SGerd Hoffmann 47062232bf4SGerd Hoffmann format = pixman_image_get_format(res->image); 471e5f99037SMarc-André Lureau bpp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(format), 8); 47262232bf4SGerd Hoffmann stride = pixman_image_get_stride(res->image); 47362232bf4SGerd Hoffmann 47462232bf4SGerd Hoffmann if (t2d.offset || t2d.r.x || t2d.r.y || 47562232bf4SGerd Hoffmann t2d.r.width != pixman_image_get_width(res->image)) { 47662232bf4SGerd Hoffmann void *img_data = pixman_image_get_data(res->image); 47762232bf4SGerd Hoffmann for (h = 0; h < t2d.r.height; h++) { 47862232bf4SGerd Hoffmann src_offset = t2d.offset + stride * h; 47962232bf4SGerd Hoffmann dst_offset = (t2d.r.y + h) * stride + (t2d.r.x * bpp); 48062232bf4SGerd Hoffmann 48162232bf4SGerd Hoffmann iov_to_buf(res->iov, res->iov_cnt, src_offset, 48262232bf4SGerd Hoffmann (uint8_t *)img_data 48362232bf4SGerd Hoffmann + dst_offset, t2d.r.width * bpp); 48462232bf4SGerd Hoffmann } 48562232bf4SGerd Hoffmann } else { 48662232bf4SGerd Hoffmann iov_to_buf(res->iov, res->iov_cnt, 0, 48762232bf4SGerd Hoffmann pixman_image_get_data(res->image), 48862232bf4SGerd Hoffmann pixman_image_get_stride(res->image) 48962232bf4SGerd Hoffmann * pixman_image_get_height(res->image)); 49062232bf4SGerd Hoffmann } 49162232bf4SGerd Hoffmann } 49262232bf4SGerd Hoffmann 49362232bf4SGerd Hoffmann static void virtio_gpu_resource_flush(VirtIOGPU *g, 49462232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 49562232bf4SGerd Hoffmann { 49662232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 49762232bf4SGerd Hoffmann struct virtio_gpu_resource_flush rf; 49832db3c63SVivek Kasireddy struct virtio_gpu_scanout *scanout; 49962232bf4SGerd Hoffmann pixman_region16_t flush_region; 50062232bf4SGerd Hoffmann int i; 50162232bf4SGerd Hoffmann 50262232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(rf); 5031715d6b5SFarhan Ali virtio_gpu_bswap_32(&rf, sizeof(rf)); 50462232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_flush(rf.resource_id, 50562232bf4SGerd Hoffmann rf.r.width, rf.r.height, rf.r.x, rf.r.y); 50662232bf4SGerd Hoffmann 50725c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, rf.resource_id, false, 50825c001a4SVivek Kasireddy __func__, &cmd->error); 50932db3c63SVivek Kasireddy if (!res) { 51062232bf4SGerd Hoffmann return; 51162232bf4SGerd Hoffmann } 51262232bf4SGerd Hoffmann 51332db3c63SVivek Kasireddy if (res->blob) { 51432db3c63SVivek Kasireddy for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 51532db3c63SVivek Kasireddy scanout = &g->parent_obj.scanout[i]; 51632db3c63SVivek Kasireddy if (scanout->resource_id == res->resource_id && 51732db3c63SVivek Kasireddy console_has_gl(scanout->con)) { 51832db3c63SVivek Kasireddy dpy_gl_update(scanout->con, 0, 0, scanout->width, 51932db3c63SVivek Kasireddy scanout->height); 520e86a93f5SDongwon Kim } 521e86a93f5SDongwon Kim } 52232db3c63SVivek Kasireddy return; 52332db3c63SVivek Kasireddy } 52432db3c63SVivek Kasireddy 52532db3c63SVivek Kasireddy if (!res->blob && 52632db3c63SVivek Kasireddy (rf.r.x > res->width || 52762232bf4SGerd Hoffmann rf.r.y > res->height || 52862232bf4SGerd Hoffmann rf.r.width > res->width || 52962232bf4SGerd Hoffmann rf.r.height > res->height || 53062232bf4SGerd Hoffmann rf.r.x + rf.r.width > res->width || 53132db3c63SVivek Kasireddy rf.r.y + rf.r.height > res->height)) { 53262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: flush bounds outside resource" 53362232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 53462232bf4SGerd Hoffmann __func__, rf.resource_id, rf.r.x, rf.r.y, 53562232bf4SGerd Hoffmann rf.r.width, rf.r.height, res->width, res->height); 53662232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 53762232bf4SGerd Hoffmann return; 53862232bf4SGerd Hoffmann } 53962232bf4SGerd Hoffmann 54062232bf4SGerd Hoffmann pixman_region_init_rect(&flush_region, 54162232bf4SGerd Hoffmann rf.r.x, rf.r.y, rf.r.width, rf.r.height); 54250d8e25eSMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 54362232bf4SGerd Hoffmann pixman_region16_t region, finalregion; 54462232bf4SGerd Hoffmann pixman_box16_t *extents; 54562232bf4SGerd Hoffmann 54662232bf4SGerd Hoffmann if (!(res->scanout_bitmask & (1 << i))) { 54762232bf4SGerd Hoffmann continue; 54862232bf4SGerd Hoffmann } 54950d8e25eSMarc-André Lureau scanout = &g->parent_obj.scanout[i]; 55062232bf4SGerd Hoffmann 55162232bf4SGerd Hoffmann pixman_region_init(&finalregion); 55262232bf4SGerd Hoffmann pixman_region_init_rect(®ion, scanout->x, scanout->y, 55362232bf4SGerd Hoffmann scanout->width, scanout->height); 55462232bf4SGerd Hoffmann 55562232bf4SGerd Hoffmann pixman_region_intersect(&finalregion, &flush_region, ®ion); 55662232bf4SGerd Hoffmann pixman_region_translate(&finalregion, -scanout->x, -scanout->y); 55762232bf4SGerd Hoffmann extents = pixman_region_extents(&finalregion); 55862232bf4SGerd Hoffmann /* work out the area we need to update for each console */ 55950d8e25eSMarc-André Lureau dpy_gfx_update(g->parent_obj.scanout[i].con, 56062232bf4SGerd Hoffmann extents->x1, extents->y1, 56162232bf4SGerd Hoffmann extents->x2 - extents->x1, 56262232bf4SGerd Hoffmann extents->y2 - extents->y1); 56362232bf4SGerd Hoffmann 56462232bf4SGerd Hoffmann pixman_region_fini(®ion); 56562232bf4SGerd Hoffmann pixman_region_fini(&finalregion); 56662232bf4SGerd Hoffmann } 56762232bf4SGerd Hoffmann pixman_region_fini(&flush_region); 56862232bf4SGerd Hoffmann } 56962232bf4SGerd Hoffmann 570fa06e5cbSGerd Hoffmann static void virtio_unref_resource(pixman_image_t *image, void *data) 571fa06e5cbSGerd Hoffmann { 572fa06e5cbSGerd Hoffmann pixman_image_unref(data); 573fa06e5cbSGerd Hoffmann } 574fa06e5cbSGerd Hoffmann 57581cd9f71SVivek Kasireddy static void virtio_gpu_update_scanout(VirtIOGPU *g, 57681cd9f71SVivek Kasireddy uint32_t scanout_id, 57781cd9f71SVivek Kasireddy struct virtio_gpu_simple_resource *res, 57881cd9f71SVivek Kasireddy struct virtio_gpu_rect *r) 57981cd9f71SVivek Kasireddy { 58081cd9f71SVivek Kasireddy struct virtio_gpu_simple_resource *ores; 58181cd9f71SVivek Kasireddy struct virtio_gpu_scanout *scanout; 58281cd9f71SVivek Kasireddy 58381cd9f71SVivek Kasireddy scanout = &g->parent_obj.scanout[scanout_id]; 58481cd9f71SVivek Kasireddy ores = virtio_gpu_find_resource(g, scanout->resource_id); 58581cd9f71SVivek Kasireddy if (ores) { 58681cd9f71SVivek Kasireddy ores->scanout_bitmask &= ~(1 << scanout_id); 58781cd9f71SVivek Kasireddy } 58881cd9f71SVivek Kasireddy 58981cd9f71SVivek Kasireddy res->scanout_bitmask |= (1 << scanout_id); 59081cd9f71SVivek Kasireddy scanout->resource_id = res->resource_id; 59181cd9f71SVivek Kasireddy scanout->x = r->x; 59281cd9f71SVivek Kasireddy scanout->y = r->y; 59381cd9f71SVivek Kasireddy scanout->width = r->width; 59481cd9f71SVivek Kasireddy scanout->height = r->height; 59581cd9f71SVivek Kasireddy } 59681cd9f71SVivek Kasireddy 597e64d4b6aSVivek Kasireddy static void virtio_gpu_do_set_scanout(VirtIOGPU *g, 598e64d4b6aSVivek Kasireddy uint32_t scanout_id, 599e64d4b6aSVivek Kasireddy struct virtio_gpu_framebuffer *fb, 600e64d4b6aSVivek Kasireddy struct virtio_gpu_simple_resource *res, 601e64d4b6aSVivek Kasireddy struct virtio_gpu_rect *r, 602e64d4b6aSVivek Kasireddy uint32_t *error) 603e64d4b6aSVivek Kasireddy { 604e64d4b6aSVivek Kasireddy struct virtio_gpu_scanout *scanout; 605e64d4b6aSVivek Kasireddy uint8_t *data; 606e64d4b6aSVivek Kasireddy 607e64d4b6aSVivek Kasireddy scanout = &g->parent_obj.scanout[scanout_id]; 608e64d4b6aSVivek Kasireddy 609e64d4b6aSVivek Kasireddy if (r->x > fb->width || 610e64d4b6aSVivek Kasireddy r->y > fb->height || 611e64d4b6aSVivek Kasireddy r->width < 16 || 612e64d4b6aSVivek Kasireddy r->height < 16 || 613e64d4b6aSVivek Kasireddy r->width > fb->width || 614e64d4b6aSVivek Kasireddy r->height > fb->height || 615e64d4b6aSVivek Kasireddy r->x + r->width > fb->width || 616e64d4b6aSVivek Kasireddy r->y + r->height > fb->height) { 617e64d4b6aSVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout %d bounds for" 618e64d4b6aSVivek Kasireddy " resource %d, rect (%d,%d)+%d,%d, fb %d %d\n", 619e64d4b6aSVivek Kasireddy __func__, scanout_id, res->resource_id, 620e64d4b6aSVivek Kasireddy r->x, r->y, r->width, r->height, 621e64d4b6aSVivek Kasireddy fb->width, fb->height); 622e64d4b6aSVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 623e64d4b6aSVivek Kasireddy return; 624e64d4b6aSVivek Kasireddy } 625e64d4b6aSVivek Kasireddy 626e64d4b6aSVivek Kasireddy g->parent_obj.enable = 1; 62732db3c63SVivek Kasireddy 62832db3c63SVivek Kasireddy if (res->blob) { 62932db3c63SVivek Kasireddy if (console_has_gl(scanout->con)) { 630e86a93f5SDongwon Kim if (!virtio_gpu_update_dmabuf(g, scanout_id, res, fb, r)) { 63132db3c63SVivek Kasireddy virtio_gpu_update_scanout(g, scanout_id, res, r); 63232db3c63SVivek Kasireddy return; 63332db3c63SVivek Kasireddy } 63432db3c63SVivek Kasireddy } 63532db3c63SVivek Kasireddy 63632db3c63SVivek Kasireddy data = res->blob; 63732db3c63SVivek Kasireddy } else { 638e64d4b6aSVivek Kasireddy data = (uint8_t *)pixman_image_get_data(res->image); 63932db3c63SVivek Kasireddy } 640e64d4b6aSVivek Kasireddy 641e64d4b6aSVivek Kasireddy /* create a surface for this scanout */ 64232db3c63SVivek Kasireddy if ((res->blob && !console_has_gl(scanout->con)) || 64332db3c63SVivek Kasireddy !scanout->ds || 644e64d4b6aSVivek Kasireddy surface_data(scanout->ds) != data + fb->offset || 645e64d4b6aSVivek Kasireddy scanout->width != r->width || 646e64d4b6aSVivek Kasireddy scanout->height != r->height) { 647e64d4b6aSVivek Kasireddy pixman_image_t *rect; 648e64d4b6aSVivek Kasireddy void *ptr = data + fb->offset; 649e64d4b6aSVivek Kasireddy rect = pixman_image_create_bits(fb->format, r->width, r->height, 650e64d4b6aSVivek Kasireddy ptr, fb->stride); 651e64d4b6aSVivek Kasireddy 652e64d4b6aSVivek Kasireddy if (res->image) { 653e64d4b6aSVivek Kasireddy pixman_image_ref(res->image); 654e64d4b6aSVivek Kasireddy pixman_image_set_destroy_function(rect, virtio_unref_resource, 655e64d4b6aSVivek Kasireddy res->image); 656e64d4b6aSVivek Kasireddy } 657e64d4b6aSVivek Kasireddy 658e64d4b6aSVivek Kasireddy /* realloc the surface ptr */ 659e64d4b6aSVivek Kasireddy scanout->ds = qemu_create_displaysurface_pixman(rect); 660e64d4b6aSVivek Kasireddy if (!scanout->ds) { 661e64d4b6aSVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_UNSPEC; 662e64d4b6aSVivek Kasireddy return; 663e64d4b6aSVivek Kasireddy } 664e64d4b6aSVivek Kasireddy 665e64d4b6aSVivek Kasireddy pixman_image_unref(rect); 666e64d4b6aSVivek Kasireddy dpy_gfx_replace_surface(g->parent_obj.scanout[scanout_id].con, 667e64d4b6aSVivek Kasireddy scanout->ds); 668e64d4b6aSVivek Kasireddy } 669e64d4b6aSVivek Kasireddy 67081cd9f71SVivek Kasireddy virtio_gpu_update_scanout(g, scanout_id, res, r); 671e64d4b6aSVivek Kasireddy } 672e64d4b6aSVivek Kasireddy 67362232bf4SGerd Hoffmann static void virtio_gpu_set_scanout(VirtIOGPU *g, 67462232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 67562232bf4SGerd Hoffmann { 676e64d4b6aSVivek Kasireddy struct virtio_gpu_simple_resource *res; 677e64d4b6aSVivek Kasireddy struct virtio_gpu_framebuffer fb = { 0 }; 67862232bf4SGerd Hoffmann struct virtio_gpu_set_scanout ss; 67962232bf4SGerd Hoffmann 68062232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ss); 6811715d6b5SFarhan Ali virtio_gpu_bswap_32(&ss, sizeof(ss)); 68262232bf4SGerd Hoffmann trace_virtio_gpu_cmd_set_scanout(ss.scanout_id, ss.resource_id, 68362232bf4SGerd Hoffmann ss.r.width, ss.r.height, ss.r.x, ss.r.y); 68462232bf4SGerd Hoffmann 6854fa7b4ccSGerd Hoffmann if (ss.scanout_id >= g->parent_obj.conf.max_outputs) { 6864fa7b4ccSGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", 6874fa7b4ccSGerd Hoffmann __func__, ss.scanout_id); 6884fa7b4ccSGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 6894fa7b4ccSGerd Hoffmann return; 6904fa7b4ccSGerd Hoffmann } 6914fa7b4ccSGerd Hoffmann 69262232bf4SGerd Hoffmann if (ss.resource_id == 0) { 693da566a18SGerd Hoffmann virtio_gpu_disable_scanout(g, ss.scanout_id); 69462232bf4SGerd Hoffmann return; 69562232bf4SGerd Hoffmann } 69662232bf4SGerd Hoffmann 69725c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, ss.resource_id, true, 69825c001a4SVivek Kasireddy __func__, &cmd->error); 69962232bf4SGerd Hoffmann if (!res) { 70062232bf4SGerd Hoffmann return; 70162232bf4SGerd Hoffmann } 70262232bf4SGerd Hoffmann 703e64d4b6aSVivek Kasireddy fb.format = pixman_image_get_format(res->image); 704e64d4b6aSVivek Kasireddy fb.bytes_pp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(fb.format), 8); 705e64d4b6aSVivek Kasireddy fb.width = pixman_image_get_width(res->image); 706e64d4b6aSVivek Kasireddy fb.height = pixman_image_get_height(res->image); 707e64d4b6aSVivek Kasireddy fb.stride = pixman_image_get_stride(res->image); 708e64d4b6aSVivek Kasireddy fb.offset = ss.r.x * fb.bytes_pp + ss.r.y * fb.stride; 70962232bf4SGerd Hoffmann 710e64d4b6aSVivek Kasireddy virtio_gpu_do_set_scanout(g, ss.scanout_id, 711e64d4b6aSVivek Kasireddy &fb, res, &ss.r, &cmd->error); 71262232bf4SGerd Hoffmann } 71362232bf4SGerd Hoffmann 71432db3c63SVivek Kasireddy static void virtio_gpu_set_scanout_blob(VirtIOGPU *g, 71532db3c63SVivek Kasireddy struct virtio_gpu_ctrl_command *cmd) 71632db3c63SVivek Kasireddy { 71732db3c63SVivek Kasireddy struct virtio_gpu_simple_resource *res; 71832db3c63SVivek Kasireddy struct virtio_gpu_framebuffer fb = { 0 }; 71932db3c63SVivek Kasireddy struct virtio_gpu_set_scanout_blob ss; 72032db3c63SVivek Kasireddy uint64_t fbend; 72132db3c63SVivek Kasireddy 72232db3c63SVivek Kasireddy VIRTIO_GPU_FILL_CMD(ss); 72332db3c63SVivek Kasireddy virtio_gpu_scanout_blob_bswap(&ss); 72432db3c63SVivek Kasireddy trace_virtio_gpu_cmd_set_scanout_blob(ss.scanout_id, ss.resource_id, 72532db3c63SVivek Kasireddy ss.r.width, ss.r.height, ss.r.x, 72632db3c63SVivek Kasireddy ss.r.y); 72732db3c63SVivek Kasireddy 7284fa7b4ccSGerd Hoffmann if (ss.scanout_id >= g->parent_obj.conf.max_outputs) { 7294fa7b4ccSGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", 7304fa7b4ccSGerd Hoffmann __func__, ss.scanout_id); 7314fa7b4ccSGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 7324fa7b4ccSGerd Hoffmann return; 7334fa7b4ccSGerd Hoffmann } 7344fa7b4ccSGerd Hoffmann 73532db3c63SVivek Kasireddy if (ss.resource_id == 0) { 73632db3c63SVivek Kasireddy virtio_gpu_disable_scanout(g, ss.scanout_id); 73732db3c63SVivek Kasireddy return; 73832db3c63SVivek Kasireddy } 73932db3c63SVivek Kasireddy 74032db3c63SVivek Kasireddy res = virtio_gpu_find_check_resource(g, ss.resource_id, true, 74132db3c63SVivek Kasireddy __func__, &cmd->error); 74232db3c63SVivek Kasireddy if (!res) { 74332db3c63SVivek Kasireddy return; 74432db3c63SVivek Kasireddy } 74532db3c63SVivek Kasireddy 74632db3c63SVivek Kasireddy fb.format = virtio_gpu_get_pixman_format(ss.format); 74732db3c63SVivek Kasireddy if (!fb.format) { 74832db3c63SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, 74932db3c63SVivek Kasireddy "%s: host couldn't handle guest format %d\n", 75032db3c63SVivek Kasireddy __func__, ss.format); 75132db3c63SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 75232db3c63SVivek Kasireddy return; 75332db3c63SVivek Kasireddy } 75432db3c63SVivek Kasireddy 75532db3c63SVivek Kasireddy fb.bytes_pp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(fb.format), 8); 75632db3c63SVivek Kasireddy fb.width = ss.width; 75732db3c63SVivek Kasireddy fb.height = ss.height; 75832db3c63SVivek Kasireddy fb.stride = ss.strides[0]; 75932db3c63SVivek Kasireddy fb.offset = ss.offsets[0] + ss.r.x * fb.bytes_pp + ss.r.y * fb.stride; 76032db3c63SVivek Kasireddy 76132db3c63SVivek Kasireddy fbend = fb.offset; 76232db3c63SVivek Kasireddy fbend += fb.stride * (ss.r.height - 1); 76332db3c63SVivek Kasireddy fbend += fb.bytes_pp * ss.r.width; 76432db3c63SVivek Kasireddy if (fbend > res->blob_size) { 76532db3c63SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, 76632db3c63SVivek Kasireddy "%s: fb end out of range\n", 76732db3c63SVivek Kasireddy __func__); 76832db3c63SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 76932db3c63SVivek Kasireddy return; 77032db3c63SVivek Kasireddy } 77132db3c63SVivek Kasireddy 77232db3c63SVivek Kasireddy virtio_gpu_do_set_scanout(g, ss.scanout_id, 77332db3c63SVivek Kasireddy &fb, res, &ss.r, &cmd->error); 77432db3c63SVivek Kasireddy } 77532db3c63SVivek Kasireddy 7763bb68f79SGerd Hoffmann int virtio_gpu_create_mapping_iov(VirtIOGPU *g, 77770d37662SVivek Kasireddy uint32_t nr_entries, uint32_t offset, 77862232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 7799049f8bcSGerd Hoffmann uint64_t **addr, struct iovec **iov, 7809049f8bcSGerd Hoffmann uint32_t *niov) 78162232bf4SGerd Hoffmann { 78262232bf4SGerd Hoffmann struct virtio_gpu_mem_entry *ents; 78362232bf4SGerd Hoffmann size_t esize, s; 7849049f8bcSGerd Hoffmann int e, v; 78562232bf4SGerd Hoffmann 78670d37662SVivek Kasireddy if (nr_entries > 16384) { 78762232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 7882c84167bSGerd Hoffmann "%s: nr_entries is too big (%d > 16384)\n", 78970d37662SVivek Kasireddy __func__, nr_entries); 79062232bf4SGerd Hoffmann return -1; 79162232bf4SGerd Hoffmann } 79262232bf4SGerd Hoffmann 79370d37662SVivek Kasireddy esize = sizeof(*ents) * nr_entries; 79462232bf4SGerd Hoffmann ents = g_malloc(esize); 79562232bf4SGerd Hoffmann s = iov_to_buf(cmd->elem.out_sg, cmd->elem.out_num, 79670d37662SVivek Kasireddy offset, ents, esize); 79762232bf4SGerd Hoffmann if (s != esize) { 79862232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 79962232bf4SGerd Hoffmann "%s: command data size incorrect %zu vs %zu\n", 80062232bf4SGerd Hoffmann __func__, s, esize); 80162232bf4SGerd Hoffmann g_free(ents); 80262232bf4SGerd Hoffmann return -1; 80362232bf4SGerd Hoffmann } 80462232bf4SGerd Hoffmann 8059049f8bcSGerd Hoffmann *iov = NULL; 8060c244e50SGerd Hoffmann if (addr) { 8079049f8bcSGerd Hoffmann *addr = NULL; 8080c244e50SGerd Hoffmann } 80970d37662SVivek Kasireddy for (e = 0, v = 0; e < nr_entries; e++) { 8109049f8bcSGerd Hoffmann uint64_t a = le64_to_cpu(ents[e].addr); 8119049f8bcSGerd Hoffmann uint32_t l = le32_to_cpu(ents[e].length); 8129049f8bcSGerd Hoffmann hwaddr len; 8139049f8bcSGerd Hoffmann void *map; 8149049f8bcSGerd Hoffmann 8159049f8bcSGerd Hoffmann do { 8169049f8bcSGerd Hoffmann len = l; 817a1d4b0a3SPhilippe Mathieu-Daudé map = dma_memory_map(VIRTIO_DEVICE(g)->dma_as, a, &len, 818a1d4b0a3SPhilippe Mathieu-Daudé DMA_DIRECTION_TO_DEVICE, 819a1d4b0a3SPhilippe Mathieu-Daudé MEMTXATTRS_UNSPECIFIED); 8209049f8bcSGerd Hoffmann if (!map) { 82162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: failed to map MMIO memory for" 82270d37662SVivek Kasireddy " element %d\n", __func__, e); 8239049f8bcSGerd Hoffmann virtio_gpu_cleanup_mapping_iov(g, *iov, v); 82462232bf4SGerd Hoffmann g_free(ents); 82562232bf4SGerd Hoffmann *iov = NULL; 8260c244e50SGerd Hoffmann if (addr) { 8270c244e50SGerd Hoffmann g_free(*addr); 8280c244e50SGerd Hoffmann *addr = NULL; 8290c244e50SGerd Hoffmann } 83062232bf4SGerd Hoffmann return -1; 83162232bf4SGerd Hoffmann } 8329049f8bcSGerd Hoffmann 8339049f8bcSGerd Hoffmann if (!(v % 16)) { 834*b21e2380SMarkus Armbruster *iov = g_renew(struct iovec, *iov, v + 16); 8359049f8bcSGerd Hoffmann if (addr) { 836*b21e2380SMarkus Armbruster *addr = g_renew(uint64_t, *addr, v + 16); 83762232bf4SGerd Hoffmann } 8389049f8bcSGerd Hoffmann } 8399049f8bcSGerd Hoffmann (*iov)[v].iov_base = map; 8409049f8bcSGerd Hoffmann (*iov)[v].iov_len = len; 8419049f8bcSGerd Hoffmann if (addr) { 8429049f8bcSGerd Hoffmann (*addr)[v] = a; 8439049f8bcSGerd Hoffmann } 8449049f8bcSGerd Hoffmann 8459049f8bcSGerd Hoffmann a += len; 8469049f8bcSGerd Hoffmann l -= len; 8479049f8bcSGerd Hoffmann v += 1; 8489049f8bcSGerd Hoffmann } while (l > 0); 8499049f8bcSGerd Hoffmann } 8509049f8bcSGerd Hoffmann *niov = v; 8519049f8bcSGerd Hoffmann 85262232bf4SGerd Hoffmann g_free(ents); 85362232bf4SGerd Hoffmann return 0; 85462232bf4SGerd Hoffmann } 85562232bf4SGerd Hoffmann 8563bb68f79SGerd Hoffmann void virtio_gpu_cleanup_mapping_iov(VirtIOGPU *g, 8573bb68f79SGerd Hoffmann struct iovec *iov, uint32_t count) 85862232bf4SGerd Hoffmann { 85962232bf4SGerd Hoffmann int i; 86062232bf4SGerd Hoffmann 86162232bf4SGerd Hoffmann for (i = 0; i < count; i++) { 8628da132a5SGerd Hoffmann dma_memory_unmap(VIRTIO_DEVICE(g)->dma_as, 8638da132a5SGerd Hoffmann iov[i].iov_base, iov[i].iov_len, 8648da132a5SGerd Hoffmann DMA_DIRECTION_TO_DEVICE, 86562232bf4SGerd Hoffmann iov[i].iov_len); 86662232bf4SGerd Hoffmann } 8677f3be0f2SGerd Hoffmann g_free(iov); 86862232bf4SGerd Hoffmann } 86962232bf4SGerd Hoffmann 8703bb68f79SGerd Hoffmann static void virtio_gpu_cleanup_mapping(VirtIOGPU *g, 8713bb68f79SGerd Hoffmann struct virtio_gpu_simple_resource *res) 87262232bf4SGerd Hoffmann { 8733bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping_iov(g, res->iov, res->iov_cnt); 87462232bf4SGerd Hoffmann res->iov = NULL; 87562232bf4SGerd Hoffmann res->iov_cnt = 0; 8760c244e50SGerd Hoffmann g_free(res->addrs); 8770c244e50SGerd Hoffmann res->addrs = NULL; 878e0933d91SVivek Kasireddy 879e0933d91SVivek Kasireddy if (res->blob) { 880e0933d91SVivek Kasireddy virtio_gpu_fini_udmabuf(res); 881e0933d91SVivek Kasireddy } 88262232bf4SGerd Hoffmann } 88362232bf4SGerd Hoffmann 88462232bf4SGerd Hoffmann static void 88562232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(VirtIOGPU *g, 88662232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 88762232bf4SGerd Hoffmann { 88862232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 88962232bf4SGerd Hoffmann struct virtio_gpu_resource_attach_backing ab; 89062232bf4SGerd Hoffmann int ret; 89162232bf4SGerd Hoffmann 89262232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ab); 8931715d6b5SFarhan Ali virtio_gpu_bswap_32(&ab, sizeof(ab)); 89462232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_attach(ab.resource_id); 89562232bf4SGerd Hoffmann 89662232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, ab.resource_id); 89762232bf4SGerd Hoffmann if (!res) { 89862232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 89962232bf4SGerd Hoffmann __func__, ab.resource_id); 90062232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 90162232bf4SGerd Hoffmann return; 90262232bf4SGerd Hoffmann } 90362232bf4SGerd Hoffmann 904204f01b3SLi Qiang if (res->iov) { 905204f01b3SLi Qiang cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 906204f01b3SLi Qiang return; 907204f01b3SLi Qiang } 908204f01b3SLi Qiang 90970d37662SVivek Kasireddy ret = virtio_gpu_create_mapping_iov(g, ab.nr_entries, sizeof(ab), cmd, 91070d37662SVivek Kasireddy &res->addrs, &res->iov, &res->iov_cnt); 91162232bf4SGerd Hoffmann if (ret != 0) { 91262232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 91362232bf4SGerd Hoffmann return; 91462232bf4SGerd Hoffmann } 91562232bf4SGerd Hoffmann } 91662232bf4SGerd Hoffmann 91762232bf4SGerd Hoffmann static void 91862232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(VirtIOGPU *g, 91962232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 92062232bf4SGerd Hoffmann { 92162232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 92262232bf4SGerd Hoffmann struct virtio_gpu_resource_detach_backing detach; 92362232bf4SGerd Hoffmann 92462232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(detach); 9251715d6b5SFarhan Ali virtio_gpu_bswap_32(&detach, sizeof(detach)); 92662232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_detach(detach.resource_id); 92762232bf4SGerd Hoffmann 92825c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, detach.resource_id, true, 92925c001a4SVivek Kasireddy __func__, &cmd->error); 93025c001a4SVivek Kasireddy if (!res) { 93162232bf4SGerd Hoffmann return; 93262232bf4SGerd Hoffmann } 9333bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 93462232bf4SGerd Hoffmann } 93562232bf4SGerd Hoffmann 9362f47691aSGerd Hoffmann void virtio_gpu_simple_process_cmd(VirtIOGPU *g, 93762232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 93862232bf4SGerd Hoffmann { 93962232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(cmd->cmd_hdr); 9401715d6b5SFarhan Ali virtio_gpu_ctrl_hdr_bswap(&cmd->cmd_hdr); 94162232bf4SGerd Hoffmann 94262232bf4SGerd Hoffmann switch (cmd->cmd_hdr.type) { 94362232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_GET_DISPLAY_INFO: 94462232bf4SGerd Hoffmann virtio_gpu_get_display_info(g, cmd); 94562232bf4SGerd Hoffmann break; 9461ed2cb32SGerd Hoffmann case VIRTIO_GPU_CMD_GET_EDID: 9471ed2cb32SGerd Hoffmann virtio_gpu_get_edid(g, cmd); 9481ed2cb32SGerd Hoffmann break; 94962232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_CREATE_2D: 95062232bf4SGerd Hoffmann virtio_gpu_resource_create_2d(g, cmd); 95162232bf4SGerd Hoffmann break; 952e0933d91SVivek Kasireddy case VIRTIO_GPU_CMD_RESOURCE_CREATE_BLOB: 953e0933d91SVivek Kasireddy if (!virtio_gpu_blob_enabled(g->parent_obj.conf)) { 954e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 955e0933d91SVivek Kasireddy break; 956e0933d91SVivek Kasireddy } 957e0933d91SVivek Kasireddy virtio_gpu_resource_create_blob(g, cmd); 958e0933d91SVivek Kasireddy break; 95962232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_UNREF: 96062232bf4SGerd Hoffmann virtio_gpu_resource_unref(g, cmd); 96162232bf4SGerd Hoffmann break; 96262232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_FLUSH: 96362232bf4SGerd Hoffmann virtio_gpu_resource_flush(g, cmd); 96462232bf4SGerd Hoffmann break; 96562232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_2D: 96662232bf4SGerd Hoffmann virtio_gpu_transfer_to_host_2d(g, cmd); 96762232bf4SGerd Hoffmann break; 96862232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_SET_SCANOUT: 96962232bf4SGerd Hoffmann virtio_gpu_set_scanout(g, cmd); 97062232bf4SGerd Hoffmann break; 97132db3c63SVivek Kasireddy case VIRTIO_GPU_CMD_SET_SCANOUT_BLOB: 97232db3c63SVivek Kasireddy if (!virtio_gpu_blob_enabled(g->parent_obj.conf)) { 97332db3c63SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 97432db3c63SVivek Kasireddy break; 97532db3c63SVivek Kasireddy } 97632db3c63SVivek Kasireddy virtio_gpu_set_scanout_blob(g, cmd); 97732db3c63SVivek Kasireddy break; 97862232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING: 97962232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(g, cmd); 98062232bf4SGerd Hoffmann break; 98162232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_DETACH_BACKING: 98262232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(g, cmd); 98362232bf4SGerd Hoffmann break; 98462232bf4SGerd Hoffmann default: 98562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 98662232bf4SGerd Hoffmann break; 98762232bf4SGerd Hoffmann } 98862232bf4SGerd Hoffmann if (!cmd->finished) { 989b3a5dfdeSVivek Kasireddy if (!g->parent_obj.renderer_blocked) { 99062232bf4SGerd Hoffmann virtio_gpu_ctrl_response_nodata(g, cmd, cmd->error ? cmd->error : 99162232bf4SGerd Hoffmann VIRTIO_GPU_RESP_OK_NODATA); 99262232bf4SGerd Hoffmann } 99362232bf4SGerd Hoffmann } 994b3a5dfdeSVivek Kasireddy } 99562232bf4SGerd Hoffmann 99662232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl_cb(VirtIODevice *vdev, VirtQueue *vq) 99762232bf4SGerd Hoffmann { 99862232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 99962232bf4SGerd Hoffmann qemu_bh_schedule(g->ctrl_bh); 100062232bf4SGerd Hoffmann } 100162232bf4SGerd Hoffmann 100262232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor_cb(VirtIODevice *vdev, VirtQueue *vq) 100362232bf4SGerd Hoffmann { 100462232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 100562232bf4SGerd Hoffmann qemu_bh_schedule(g->cursor_bh); 100662232bf4SGerd Hoffmann } 100762232bf4SGerd Hoffmann 10080c55a1cfSGerd Hoffmann void virtio_gpu_process_cmdq(VirtIOGPU *g) 10093eb769fdSGerd Hoffmann { 10103eb769fdSGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 10112f47691aSGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_GET_CLASS(g); 10123eb769fdSGerd Hoffmann 1013f8f3c271SMarc-André Lureau if (g->processing_cmdq) { 1014f8f3c271SMarc-André Lureau return; 1015f8f3c271SMarc-André Lureau } 1016f8f3c271SMarc-André Lureau g->processing_cmdq = true; 10173eb769fdSGerd Hoffmann while (!QTAILQ_EMPTY(&g->cmdq)) { 10183eb769fdSGerd Hoffmann cmd = QTAILQ_FIRST(&g->cmdq); 10193eb769fdSGerd Hoffmann 102050d8e25eSMarc-André Lureau if (g->parent_obj.renderer_blocked) { 10210c55a1cfSGerd Hoffmann break; 10220c55a1cfSGerd Hoffmann } 1023ad341aacSMarc-André Lureau 1024ad341aacSMarc-André Lureau /* process command */ 10252f47691aSGerd Hoffmann vgc->process_cmd(g, cmd); 1026ad341aacSMarc-André Lureau 10273eb769fdSGerd Hoffmann QTAILQ_REMOVE(&g->cmdq, cmd, next); 102850d8e25eSMarc-André Lureau if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 10293eb769fdSGerd Hoffmann g->stats.requests++; 10303eb769fdSGerd Hoffmann } 10313eb769fdSGerd Hoffmann 10323eb769fdSGerd Hoffmann if (!cmd->finished) { 10333eb769fdSGerd Hoffmann QTAILQ_INSERT_TAIL(&g->fenceq, cmd, next); 10343eb769fdSGerd Hoffmann g->inflight++; 103550d8e25eSMarc-André Lureau if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 10363eb769fdSGerd Hoffmann if (g->stats.max_inflight < g->inflight) { 10373eb769fdSGerd Hoffmann g->stats.max_inflight = g->inflight; 10383eb769fdSGerd Hoffmann } 10393eb769fdSGerd Hoffmann fprintf(stderr, "inflight: %3d (+)\r", g->inflight); 10403eb769fdSGerd Hoffmann } 10413eb769fdSGerd Hoffmann } else { 10423eb769fdSGerd Hoffmann g_free(cmd); 10433eb769fdSGerd Hoffmann } 10443eb769fdSGerd Hoffmann } 1045f8f3c271SMarc-André Lureau g->processing_cmdq = false; 10463eb769fdSGerd Hoffmann } 10473eb769fdSGerd Hoffmann 1048b3a5dfdeSVivek Kasireddy static void virtio_gpu_process_fenceq(VirtIOGPU *g) 1049b3a5dfdeSVivek Kasireddy { 1050b3a5dfdeSVivek Kasireddy struct virtio_gpu_ctrl_command *cmd, *tmp; 1051b3a5dfdeSVivek Kasireddy 1052b3a5dfdeSVivek Kasireddy QTAILQ_FOREACH_SAFE(cmd, &g->fenceq, next, tmp) { 1053b3a5dfdeSVivek Kasireddy trace_virtio_gpu_fence_resp(cmd->cmd_hdr.fence_id); 1054b3a5dfdeSVivek Kasireddy virtio_gpu_ctrl_response_nodata(g, cmd, VIRTIO_GPU_RESP_OK_NODATA); 1055b3a5dfdeSVivek Kasireddy QTAILQ_REMOVE(&g->fenceq, cmd, next); 1056b3a5dfdeSVivek Kasireddy g_free(cmd); 1057b3a5dfdeSVivek Kasireddy g->inflight--; 1058b3a5dfdeSVivek Kasireddy if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 1059b3a5dfdeSVivek Kasireddy fprintf(stderr, "inflight: %3d (-)\r", g->inflight); 1060b3a5dfdeSVivek Kasireddy } 1061b3a5dfdeSVivek Kasireddy } 1062b3a5dfdeSVivek Kasireddy } 1063b3a5dfdeSVivek Kasireddy 1064b3a5dfdeSVivek Kasireddy static void virtio_gpu_handle_gl_flushed(VirtIOGPUBase *b) 1065b3a5dfdeSVivek Kasireddy { 1066b3a5dfdeSVivek Kasireddy VirtIOGPU *g = container_of(b, VirtIOGPU, parent_obj); 1067b3a5dfdeSVivek Kasireddy 1068b3a5dfdeSVivek Kasireddy virtio_gpu_process_fenceq(g); 1069b3a5dfdeSVivek Kasireddy virtio_gpu_process_cmdq(g); 1070b3a5dfdeSVivek Kasireddy } 1071b3a5dfdeSVivek Kasireddy 107262232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq) 107362232bf4SGerd Hoffmann { 107462232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 107562232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 107662232bf4SGerd Hoffmann 107762232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 107862232bf4SGerd Hoffmann return; 107962232bf4SGerd Hoffmann } 108062232bf4SGerd Hoffmann 108151b19ebeSPaolo Bonzini cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); 108251b19ebeSPaolo Bonzini while (cmd) { 108362232bf4SGerd Hoffmann cmd->vq = vq; 108462232bf4SGerd Hoffmann cmd->error = 0; 108562232bf4SGerd Hoffmann cmd->finished = false; 10863eb769fdSGerd Hoffmann QTAILQ_INSERT_TAIL(&g->cmdq, cmd, next); 108751b19ebeSPaolo Bonzini cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); 108862232bf4SGerd Hoffmann } 10899d9e1521SGerd Hoffmann 10903eb769fdSGerd Hoffmann virtio_gpu_process_cmdq(g); 109162232bf4SGerd Hoffmann } 109262232bf4SGerd Hoffmann 109362232bf4SGerd Hoffmann static void virtio_gpu_ctrl_bh(void *opaque) 109462232bf4SGerd Hoffmann { 109562232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 1096cabbe8e5SGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_GET_CLASS(g); 1097cabbe8e5SGerd Hoffmann 1098cabbe8e5SGerd Hoffmann vgc->handle_ctrl(&g->parent_obj.parent_obj, g->ctrl_vq); 109962232bf4SGerd Hoffmann } 110062232bf4SGerd Hoffmann 110162232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor(VirtIODevice *vdev, VirtQueue *vq) 110262232bf4SGerd Hoffmann { 110362232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 110451b19ebeSPaolo Bonzini VirtQueueElement *elem; 110562232bf4SGerd Hoffmann size_t s; 110662232bf4SGerd Hoffmann struct virtio_gpu_update_cursor cursor_info; 110762232bf4SGerd Hoffmann 110862232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 110962232bf4SGerd Hoffmann return; 111062232bf4SGerd Hoffmann } 111151b19ebeSPaolo Bonzini for (;;) { 111251b19ebeSPaolo Bonzini elem = virtqueue_pop(vq, sizeof(VirtQueueElement)); 111351b19ebeSPaolo Bonzini if (!elem) { 111451b19ebeSPaolo Bonzini break; 111551b19ebeSPaolo Bonzini } 111651b19ebeSPaolo Bonzini 111751b19ebeSPaolo Bonzini s = iov_to_buf(elem->out_sg, elem->out_num, 0, 111862232bf4SGerd Hoffmann &cursor_info, sizeof(cursor_info)); 111962232bf4SGerd Hoffmann if (s != sizeof(cursor_info)) { 112062232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 112162232bf4SGerd Hoffmann "%s: cursor size incorrect %zu vs %zu\n", 112262232bf4SGerd Hoffmann __func__, s, sizeof(cursor_info)); 112362232bf4SGerd Hoffmann } else { 11241715d6b5SFarhan Ali virtio_gpu_bswap_32(&cursor_info, sizeof(cursor_info)); 112562232bf4SGerd Hoffmann update_cursor(g, &cursor_info); 112662232bf4SGerd Hoffmann } 112751b19ebeSPaolo Bonzini virtqueue_push(vq, elem, 0); 112862232bf4SGerd Hoffmann virtio_notify(vdev, vq); 112951b19ebeSPaolo Bonzini g_free(elem); 113062232bf4SGerd Hoffmann } 113162232bf4SGerd Hoffmann } 113262232bf4SGerd Hoffmann 113362232bf4SGerd Hoffmann static void virtio_gpu_cursor_bh(void *opaque) 113462232bf4SGerd Hoffmann { 113562232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 113650d8e25eSMarc-André Lureau virtio_gpu_handle_cursor(&g->parent_obj.parent_obj, g->cursor_vq); 113762232bf4SGerd Hoffmann } 113862232bf4SGerd Hoffmann 11390c244e50SGerd Hoffmann static const VMStateDescription vmstate_virtio_gpu_scanout = { 11400c244e50SGerd Hoffmann .name = "virtio-gpu-one-scanout", 11410c244e50SGerd Hoffmann .version_id = 1, 11420c244e50SGerd Hoffmann .fields = (VMStateField[]) { 11430c244e50SGerd Hoffmann VMSTATE_UINT32(resource_id, struct virtio_gpu_scanout), 11440c244e50SGerd Hoffmann VMSTATE_UINT32(width, struct virtio_gpu_scanout), 11450c244e50SGerd Hoffmann VMSTATE_UINT32(height, struct virtio_gpu_scanout), 11460c244e50SGerd Hoffmann VMSTATE_INT32(x, struct virtio_gpu_scanout), 11470c244e50SGerd Hoffmann VMSTATE_INT32(y, struct virtio_gpu_scanout), 11480c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.resource_id, struct virtio_gpu_scanout), 11490c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.hot_x, struct virtio_gpu_scanout), 11500c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.hot_y, struct virtio_gpu_scanout), 11510c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.pos.x, struct virtio_gpu_scanout), 11520c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.pos.y, struct virtio_gpu_scanout), 11530c244e50SGerd Hoffmann VMSTATE_END_OF_LIST() 11540c244e50SGerd Hoffmann }, 11550c244e50SGerd Hoffmann }; 11560c244e50SGerd Hoffmann 11570c244e50SGerd Hoffmann static const VMStateDescription vmstate_virtio_gpu_scanouts = { 11580c244e50SGerd Hoffmann .name = "virtio-gpu-scanouts", 11590c244e50SGerd Hoffmann .version_id = 1, 11600c244e50SGerd Hoffmann .fields = (VMStateField[]) { 116150d8e25eSMarc-André Lureau VMSTATE_INT32(parent_obj.enable, struct VirtIOGPU), 116250d8e25eSMarc-André Lureau VMSTATE_UINT32_EQUAL(parent_obj.conf.max_outputs, 116350d8e25eSMarc-André Lureau struct VirtIOGPU, NULL), 116450d8e25eSMarc-André Lureau VMSTATE_STRUCT_VARRAY_UINT32(parent_obj.scanout, struct VirtIOGPU, 116550d8e25eSMarc-André Lureau parent_obj.conf.max_outputs, 1, 11660c244e50SGerd Hoffmann vmstate_virtio_gpu_scanout, 11670c244e50SGerd Hoffmann struct virtio_gpu_scanout), 11680c244e50SGerd Hoffmann VMSTATE_END_OF_LIST() 11690c244e50SGerd Hoffmann }, 11700c244e50SGerd Hoffmann }; 11710c244e50SGerd Hoffmann 11722c21ee76SJianjun Duan static int virtio_gpu_save(QEMUFile *f, void *opaque, size_t size, 11733ddba9a9SMarkus Armbruster const VMStateField *field, JSONWriter *vmdesc) 11740c244e50SGerd Hoffmann { 11750c244e50SGerd Hoffmann VirtIOGPU *g = opaque; 11760c244e50SGerd Hoffmann struct virtio_gpu_simple_resource *res; 11770c244e50SGerd Hoffmann int i; 11780c244e50SGerd Hoffmann 11790c244e50SGerd Hoffmann /* in 2d mode we should never find unprocessed commands here */ 11800c244e50SGerd Hoffmann assert(QTAILQ_EMPTY(&g->cmdq)); 11810c244e50SGerd Hoffmann 11820c244e50SGerd Hoffmann QTAILQ_FOREACH(res, &g->reslist, next) { 11830c244e50SGerd Hoffmann qemu_put_be32(f, res->resource_id); 11840c244e50SGerd Hoffmann qemu_put_be32(f, res->width); 11850c244e50SGerd Hoffmann qemu_put_be32(f, res->height); 11860c244e50SGerd Hoffmann qemu_put_be32(f, res->format); 11870c244e50SGerd Hoffmann qemu_put_be32(f, res->iov_cnt); 11880c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 11890c244e50SGerd Hoffmann qemu_put_be64(f, res->addrs[i]); 11900c244e50SGerd Hoffmann qemu_put_be32(f, res->iov[i].iov_len); 11910c244e50SGerd Hoffmann } 11920c244e50SGerd Hoffmann qemu_put_buffer(f, (void *)pixman_image_get_data(res->image), 11930c244e50SGerd Hoffmann pixman_image_get_stride(res->image) * res->height); 11940c244e50SGerd Hoffmann } 11950c244e50SGerd Hoffmann qemu_put_be32(f, 0); /* end of list */ 11960c244e50SGerd Hoffmann 11972f168d07SDr. David Alan Gilbert return vmstate_save_state(f, &vmstate_virtio_gpu_scanouts, g, NULL); 11980c244e50SGerd Hoffmann } 11990c244e50SGerd Hoffmann 12002c21ee76SJianjun Duan static int virtio_gpu_load(QEMUFile *f, void *opaque, size_t size, 120103fee66fSMarc-André Lureau const VMStateField *field) 12020c244e50SGerd Hoffmann { 12030c244e50SGerd Hoffmann VirtIOGPU *g = opaque; 12040c244e50SGerd Hoffmann struct virtio_gpu_simple_resource *res; 12050c244e50SGerd Hoffmann struct virtio_gpu_scanout *scanout; 12060c244e50SGerd Hoffmann uint32_t resource_id, pformat; 12078a502efdSHalil Pasic int i; 12080c244e50SGerd Hoffmann 1209039aa5dbSPeter Maydell g->hostmem = 0; 1210039aa5dbSPeter Maydell 12110c244e50SGerd Hoffmann resource_id = qemu_get_be32(f); 12120c244e50SGerd Hoffmann while (resource_id != 0) { 1213b0ee78ffSLi Qiang res = virtio_gpu_find_resource(g, resource_id); 1214b0ee78ffSLi Qiang if (res) { 1215b0ee78ffSLi Qiang return -EINVAL; 1216b0ee78ffSLi Qiang } 1217b0ee78ffSLi Qiang 12180c244e50SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 12190c244e50SGerd Hoffmann res->resource_id = resource_id; 12200c244e50SGerd Hoffmann res->width = qemu_get_be32(f); 12210c244e50SGerd Hoffmann res->height = qemu_get_be32(f); 12220c244e50SGerd Hoffmann res->format = qemu_get_be32(f); 12230c244e50SGerd Hoffmann res->iov_cnt = qemu_get_be32(f); 12240c244e50SGerd Hoffmann 12250c244e50SGerd Hoffmann /* allocate */ 122683a7d3c0SMarc-André Lureau pformat = virtio_gpu_get_pixman_format(res->format); 12270c244e50SGerd Hoffmann if (!pformat) { 1228c84f0f25SPeter Maydell g_free(res); 12290c244e50SGerd Hoffmann return -EINVAL; 12300c244e50SGerd Hoffmann } 12310c244e50SGerd Hoffmann res->image = pixman_image_create_bits(pformat, 12320c244e50SGerd Hoffmann res->width, res->height, 12330c244e50SGerd Hoffmann NULL, 0); 12340c244e50SGerd Hoffmann if (!res->image) { 1235c84f0f25SPeter Maydell g_free(res); 12360c244e50SGerd Hoffmann return -EINVAL; 12370c244e50SGerd Hoffmann } 12380c244e50SGerd Hoffmann 1239c53f5b89STao Wu res->hostmem = calc_image_hostmem(pformat, res->width, res->height); 1240039aa5dbSPeter Maydell 12410c244e50SGerd Hoffmann res->addrs = g_new(uint64_t, res->iov_cnt); 12420c244e50SGerd Hoffmann res->iov = g_new(struct iovec, res->iov_cnt); 12430c244e50SGerd Hoffmann 12440c244e50SGerd Hoffmann /* read data */ 12450c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 12460c244e50SGerd Hoffmann res->addrs[i] = qemu_get_be64(f); 12470c244e50SGerd Hoffmann res->iov[i].iov_len = qemu_get_be32(f); 12480c244e50SGerd Hoffmann } 12490c244e50SGerd Hoffmann qemu_get_buffer(f, (void *)pixman_image_get_data(res->image), 12500c244e50SGerd Hoffmann pixman_image_get_stride(res->image) * res->height); 12510c244e50SGerd Hoffmann 12520c244e50SGerd Hoffmann /* restore mapping */ 12530c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 12540c244e50SGerd Hoffmann hwaddr len = res->iov[i].iov_len; 12550c244e50SGerd Hoffmann res->iov[i].iov_base = 1256a1d4b0a3SPhilippe Mathieu-Daudé dma_memory_map(VIRTIO_DEVICE(g)->dma_as, res->addrs[i], &len, 1257a1d4b0a3SPhilippe Mathieu-Daudé DMA_DIRECTION_TO_DEVICE, 1258a1d4b0a3SPhilippe Mathieu-Daudé MEMTXATTRS_UNSPECIFIED); 12593bb68f79SGerd Hoffmann 12600c244e50SGerd Hoffmann if (!res->iov[i].iov_base || len != res->iov[i].iov_len) { 1261c84f0f25SPeter Maydell /* Clean up the half-a-mapping we just created... */ 1262c84f0f25SPeter Maydell if (res->iov[i].iov_base) { 12638da132a5SGerd Hoffmann dma_memory_unmap(VIRTIO_DEVICE(g)->dma_as, 12648da132a5SGerd Hoffmann res->iov[i].iov_base, 1265a7f85e03SGerd Hoffmann len, 12668da132a5SGerd Hoffmann DMA_DIRECTION_TO_DEVICE, 1267a7f85e03SGerd Hoffmann 0); 1268c84f0f25SPeter Maydell } 1269c84f0f25SPeter Maydell /* ...and the mappings for previous loop iterations */ 1270c84f0f25SPeter Maydell res->iov_cnt = i; 12713bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 1272c84f0f25SPeter Maydell pixman_image_unref(res->image); 1273c84f0f25SPeter Maydell g_free(res); 12740c244e50SGerd Hoffmann return -EINVAL; 12750c244e50SGerd Hoffmann } 12760c244e50SGerd Hoffmann } 12770c244e50SGerd Hoffmann 12780c244e50SGerd Hoffmann QTAILQ_INSERT_HEAD(&g->reslist, res, next); 1279039aa5dbSPeter Maydell g->hostmem += res->hostmem; 12800c244e50SGerd Hoffmann 12810c244e50SGerd Hoffmann resource_id = qemu_get_be32(f); 12820c244e50SGerd Hoffmann } 12830c244e50SGerd Hoffmann 12840c244e50SGerd Hoffmann /* load & apply scanout state */ 12850c244e50SGerd Hoffmann vmstate_load_state(f, &vmstate_virtio_gpu_scanouts, g, 1); 128650d8e25eSMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 128750d8e25eSMarc-André Lureau scanout = &g->parent_obj.scanout[i]; 12880c244e50SGerd Hoffmann if (!scanout->resource_id) { 12890c244e50SGerd Hoffmann continue; 12900c244e50SGerd Hoffmann } 12910c244e50SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 12920c244e50SGerd Hoffmann if (!res) { 12930c244e50SGerd Hoffmann return -EINVAL; 12940c244e50SGerd Hoffmann } 12950c244e50SGerd Hoffmann scanout->ds = qemu_create_displaysurface_pixman(res->image); 12960c244e50SGerd Hoffmann if (!scanout->ds) { 12970c244e50SGerd Hoffmann return -EINVAL; 12980c244e50SGerd Hoffmann } 12990c244e50SGerd Hoffmann 13000c244e50SGerd Hoffmann dpy_gfx_replace_surface(scanout->con, scanout->ds); 130191155f8bSGerd Hoffmann dpy_gfx_update_full(scanout->con); 130210750ee0SGerd Hoffmann if (scanout->cursor.resource_id) { 13030c244e50SGerd Hoffmann update_cursor(g, &scanout->cursor); 130410750ee0SGerd Hoffmann } 13050c244e50SGerd Hoffmann res->scanout_bitmask |= (1 << i); 13060c244e50SGerd Hoffmann } 13070c244e50SGerd Hoffmann 13080c244e50SGerd Hoffmann return 0; 13090c244e50SGerd Hoffmann } 13100c244e50SGerd Hoffmann 131137f86af0SGerd Hoffmann void virtio_gpu_device_realize(DeviceState *qdev, Error **errp) 131262232bf4SGerd Hoffmann { 131362232bf4SGerd Hoffmann VirtIODevice *vdev = VIRTIO_DEVICE(qdev); 131462232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(qdev); 13159d9e1521SGerd Hoffmann 1316cce386e1SVivek Kasireddy if (virtio_gpu_blob_enabled(g->parent_obj.conf)) { 1317cce386e1SVivek Kasireddy if (!virtio_gpu_have_udmabuf()) { 1318cce386e1SVivek Kasireddy error_setg(errp, "cannot enable blob resources without udmabuf"); 1319cce386e1SVivek Kasireddy return; 1320cce386e1SVivek Kasireddy } 1321cce386e1SVivek Kasireddy 1322cce386e1SVivek Kasireddy if (virtio_gpu_virgl_enabled(g->parent_obj.conf)) { 1323cce386e1SVivek Kasireddy error_setg(errp, "blobs and virgl are not compatible (yet)"); 1324cce386e1SVivek Kasireddy return; 1325cce386e1SVivek Kasireddy } 1326cce386e1SVivek Kasireddy } 1327cce386e1SVivek Kasireddy 132850d8e25eSMarc-André Lureau if (!virtio_gpu_base_device_realize(qdev, 132950d8e25eSMarc-André Lureau virtio_gpu_handle_ctrl_cb, 133050d8e25eSMarc-André Lureau virtio_gpu_handle_cursor_cb, 133150d8e25eSMarc-André Lureau errp)) { 1332fe44dc91SAshijeet Acharya return; 1333fe44dc91SAshijeet Acharya } 1334fe44dc91SAshijeet Acharya 133550d8e25eSMarc-André Lureau g->ctrl_vq = virtio_get_queue(vdev, 0); 133650d8e25eSMarc-André Lureau g->cursor_vq = virtio_get_queue(vdev, 1); 133762232bf4SGerd Hoffmann g->ctrl_bh = qemu_bh_new(virtio_gpu_ctrl_bh, g); 133862232bf4SGerd Hoffmann g->cursor_bh = qemu_bh_new(virtio_gpu_cursor_bh, g); 133962232bf4SGerd Hoffmann QTAILQ_INIT(&g->reslist); 13403eb769fdSGerd Hoffmann QTAILQ_INIT(&g->cmdq); 134162232bf4SGerd Hoffmann QTAILQ_INIT(&g->fenceq); 134262232bf4SGerd Hoffmann } 134362232bf4SGerd Hoffmann 134476fa8b35SGerd Hoffmann void virtio_gpu_reset(VirtIODevice *vdev) 134562232bf4SGerd Hoffmann { 134662232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 134762232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res, *tmp; 1348dc84ed5bSGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 134962232bf4SGerd Hoffmann 135062232bf4SGerd Hoffmann QTAILQ_FOREACH_SAFE(res, &g->reslist, next, tmp) { 135162232bf4SGerd Hoffmann virtio_gpu_resource_destroy(g, res); 135262232bf4SGerd Hoffmann } 13539d9e1521SGerd Hoffmann 1354dc84ed5bSGerd Hoffmann while (!QTAILQ_EMPTY(&g->cmdq)) { 1355dc84ed5bSGerd Hoffmann cmd = QTAILQ_FIRST(&g->cmdq); 1356dc84ed5bSGerd Hoffmann QTAILQ_REMOVE(&g->cmdq, cmd, next); 1357dc84ed5bSGerd Hoffmann g_free(cmd); 1358dc84ed5bSGerd Hoffmann } 1359dc84ed5bSGerd Hoffmann 1360dc84ed5bSGerd Hoffmann while (!QTAILQ_EMPTY(&g->fenceq)) { 1361dc84ed5bSGerd Hoffmann cmd = QTAILQ_FIRST(&g->fenceq); 1362dc84ed5bSGerd Hoffmann QTAILQ_REMOVE(&g->fenceq, cmd, next); 1363dc84ed5bSGerd Hoffmann g->inflight--; 1364dc84ed5bSGerd Hoffmann g_free(cmd); 1365dc84ed5bSGerd Hoffmann } 1366dc84ed5bSGerd Hoffmann 136750d8e25eSMarc-André Lureau virtio_gpu_base_reset(VIRTIO_GPU_BASE(vdev)); 136850d8e25eSMarc-André Lureau } 136950d8e25eSMarc-André Lureau 137050d8e25eSMarc-André Lureau static void 137150d8e25eSMarc-André Lureau virtio_gpu_get_config(VirtIODevice *vdev, uint8_t *config) 137250d8e25eSMarc-André Lureau { 137350d8e25eSMarc-André Lureau VirtIOGPUBase *g = VIRTIO_GPU_BASE(vdev); 137450d8e25eSMarc-André Lureau 137550d8e25eSMarc-André Lureau memcpy(config, &g->virtio_config, sizeof(g->virtio_config)); 137650d8e25eSMarc-André Lureau } 137750d8e25eSMarc-André Lureau 137850d8e25eSMarc-André Lureau static void 137950d8e25eSMarc-André Lureau virtio_gpu_set_config(VirtIODevice *vdev, const uint8_t *config) 138050d8e25eSMarc-André Lureau { 138150d8e25eSMarc-André Lureau VirtIOGPUBase *g = VIRTIO_GPU_BASE(vdev); 138250d8e25eSMarc-André Lureau const struct virtio_gpu_config *vgconfig = 138350d8e25eSMarc-André Lureau (const struct virtio_gpu_config *)config; 138450d8e25eSMarc-André Lureau 138550d8e25eSMarc-André Lureau if (vgconfig->events_clear) { 138650d8e25eSMarc-André Lureau g->virtio_config.events_read &= ~vgconfig->events_clear; 138750d8e25eSMarc-André Lureau } 138862232bf4SGerd Hoffmann } 138962232bf4SGerd Hoffmann 13908a502efdSHalil Pasic /* 13918a502efdSHalil Pasic * For historical reasons virtio_gpu does not adhere to virtio migration 13928a502efdSHalil Pasic * scheme as described in doc/virtio-migration.txt, in a sense that no 13938a502efdSHalil Pasic * save/load callback are provided to the core. Instead the device data 13948a502efdSHalil Pasic * is saved/loaded after the core data. 13958a502efdSHalil Pasic * 13968a502efdSHalil Pasic * Because of this we need a special vmsd. 13978a502efdSHalil Pasic */ 13988a502efdSHalil Pasic static const VMStateDescription vmstate_virtio_gpu = { 13998a502efdSHalil Pasic .name = "virtio-gpu", 14008a502efdSHalil Pasic .minimum_version_id = VIRTIO_GPU_VM_VERSION, 14018a502efdSHalil Pasic .version_id = VIRTIO_GPU_VM_VERSION, 14028a502efdSHalil Pasic .fields = (VMStateField[]) { 14038a502efdSHalil Pasic VMSTATE_VIRTIO_DEVICE /* core */, 14048a502efdSHalil Pasic { 14058a502efdSHalil Pasic .name = "virtio-gpu", 14068a502efdSHalil Pasic .info = &(const VMStateInfo) { 14078a502efdSHalil Pasic .name = "virtio-gpu", 14088a502efdSHalil Pasic .get = virtio_gpu_load, 14098a502efdSHalil Pasic .put = virtio_gpu_save, 14108a502efdSHalil Pasic }, 14118a502efdSHalil Pasic .flags = VMS_SINGLE, 14128a502efdSHalil Pasic } /* device */, 14138a502efdSHalil Pasic VMSTATE_END_OF_LIST() 14148a502efdSHalil Pasic }, 14158a502efdSHalil Pasic }; 14160fc07498SDr. David Alan Gilbert 141762232bf4SGerd Hoffmann static Property virtio_gpu_properties[] = { 141850d8e25eSMarc-André Lureau VIRTIO_GPU_BASE_PROPERTIES(VirtIOGPU, parent_obj.conf), 141950d8e25eSMarc-André Lureau DEFINE_PROP_SIZE("max_hostmem", VirtIOGPU, conf_max_hostmem, 142050d8e25eSMarc-André Lureau 256 * MiB), 1421cce386e1SVivek Kasireddy DEFINE_PROP_BIT("blob", VirtIOGPU, parent_obj.conf.flags, 1422cce386e1SVivek Kasireddy VIRTIO_GPU_FLAG_BLOB_ENABLED, false), 142362232bf4SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 142462232bf4SGerd Hoffmann }; 142562232bf4SGerd Hoffmann 142662232bf4SGerd Hoffmann static void virtio_gpu_class_init(ObjectClass *klass, void *data) 142762232bf4SGerd Hoffmann { 142862232bf4SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 142962232bf4SGerd Hoffmann VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass); 1430cabbe8e5SGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_CLASS(klass); 1431b3a5dfdeSVivek Kasireddy VirtIOGPUBaseClass *vgbc = &vgc->parent; 143262232bf4SGerd Hoffmann 1433cabbe8e5SGerd Hoffmann vgc->handle_ctrl = virtio_gpu_handle_ctrl; 14342f47691aSGerd Hoffmann vgc->process_cmd = virtio_gpu_simple_process_cmd; 14352c267d66SGerd Hoffmann vgc->update_cursor_data = virtio_gpu_update_cursor_data; 1436b3a5dfdeSVivek Kasireddy vgbc->gl_flushed = virtio_gpu_handle_gl_flushed; 1437cabbe8e5SGerd Hoffmann 143862232bf4SGerd Hoffmann vdc->realize = virtio_gpu_device_realize; 143950d8e25eSMarc-André Lureau vdc->reset = virtio_gpu_reset; 144062232bf4SGerd Hoffmann vdc->get_config = virtio_gpu_get_config; 144162232bf4SGerd Hoffmann vdc->set_config = virtio_gpu_set_config; 144262232bf4SGerd Hoffmann 14430fc07498SDr. David Alan Gilbert dc->vmsd = &vmstate_virtio_gpu; 14444f67d30bSMarc-André Lureau device_class_set_props(dc, virtio_gpu_properties); 144562232bf4SGerd Hoffmann } 144662232bf4SGerd Hoffmann 144762232bf4SGerd Hoffmann static const TypeInfo virtio_gpu_info = { 144862232bf4SGerd Hoffmann .name = TYPE_VIRTIO_GPU, 144950d8e25eSMarc-André Lureau .parent = TYPE_VIRTIO_GPU_BASE, 145062232bf4SGerd Hoffmann .instance_size = sizeof(VirtIOGPU), 1451cabbe8e5SGerd Hoffmann .class_size = sizeof(VirtIOGPUClass), 145262232bf4SGerd Hoffmann .class_init = virtio_gpu_class_init, 145362232bf4SGerd Hoffmann }; 1454561d0f45SGerd Hoffmann module_obj(TYPE_VIRTIO_GPU); 145562232bf4SGerd Hoffmann 145662232bf4SGerd Hoffmann static void virtio_register_types(void) 145762232bf4SGerd Hoffmann { 145862232bf4SGerd Hoffmann type_register_static(&virtio_gpu_info); 145962232bf4SGerd Hoffmann } 146062232bf4SGerd Hoffmann 146162232bf4SGerd Hoffmann type_init(virtio_register_types) 1462