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, 220b95b5631SAkihiko Odaki .refresh_rate = b->req_state[scanout].refresh_rate, 2211ed2cb32SGerd Hoffmann }; 2221ed2cb32SGerd Hoffmann 2231ed2cb32SGerd Hoffmann edid->size = cpu_to_le32(sizeof(edid->edid)); 2241ed2cb32SGerd Hoffmann qemu_edid_generate(edid->edid, sizeof(edid->edid), &info); 2251ed2cb32SGerd Hoffmann } 2261ed2cb32SGerd Hoffmann 2271ed2cb32SGerd Hoffmann void virtio_gpu_get_edid(VirtIOGPU *g, 2281ed2cb32SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 2291ed2cb32SGerd Hoffmann { 2301ed2cb32SGerd Hoffmann struct virtio_gpu_resp_edid edid; 2311ed2cb32SGerd Hoffmann struct virtio_gpu_cmd_get_edid get_edid; 23250d8e25eSMarc-André Lureau VirtIOGPUBase *b = VIRTIO_GPU_BASE(g); 2331ed2cb32SGerd Hoffmann 2341ed2cb32SGerd Hoffmann VIRTIO_GPU_FILL_CMD(get_edid); 2351ed2cb32SGerd Hoffmann virtio_gpu_bswap_32(&get_edid, sizeof(get_edid)); 2361ed2cb32SGerd Hoffmann 23750d8e25eSMarc-André Lureau if (get_edid.scanout >= b->conf.max_outputs) { 2381ed2cb32SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 2391ed2cb32SGerd Hoffmann return; 2401ed2cb32SGerd Hoffmann } 2411ed2cb32SGerd Hoffmann 2421ed2cb32SGerd Hoffmann trace_virtio_gpu_cmd_get_edid(get_edid.scanout); 2431ed2cb32SGerd Hoffmann memset(&edid, 0, sizeof(edid)); 2441ed2cb32SGerd Hoffmann edid.hdr.type = VIRTIO_GPU_RESP_OK_EDID; 2451ed2cb32SGerd Hoffmann virtio_gpu_generate_edid(g, get_edid.scanout, &edid); 2461ed2cb32SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &edid.hdr, sizeof(edid)); 2471ed2cb32SGerd Hoffmann } 2481ed2cb32SGerd Hoffmann 249c53f5b89STao Wu static uint32_t calc_image_hostmem(pixman_format_code_t pformat, 250c53f5b89STao Wu uint32_t width, uint32_t height) 251c53f5b89STao Wu { 252c53f5b89STao Wu /* Copied from pixman/pixman-bits-image.c, skip integer overflow check. 253c53f5b89STao Wu * pixman_image_create_bits will fail in case it overflow. 254c53f5b89STao Wu */ 255c53f5b89STao Wu 256c53f5b89STao Wu int bpp = PIXMAN_FORMAT_BPP(pformat); 257c53f5b89STao Wu int stride = ((width * bpp + 0x1f) >> 5) * sizeof(uint32_t); 258c53f5b89STao Wu return height * stride; 259c53f5b89STao Wu } 260c53f5b89STao Wu 26162232bf4SGerd Hoffmann static void virtio_gpu_resource_create_2d(VirtIOGPU *g, 26262232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 26362232bf4SGerd Hoffmann { 26462232bf4SGerd Hoffmann pixman_format_code_t pformat; 26562232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 26662232bf4SGerd Hoffmann struct virtio_gpu_resource_create_2d c2d; 26762232bf4SGerd Hoffmann 26862232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(c2d); 2691715d6b5SFarhan Ali virtio_gpu_bswap_32(&c2d, sizeof(c2d)); 27062232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_create_2d(c2d.resource_id, c2d.format, 27162232bf4SGerd Hoffmann c2d.width, c2d.height); 27262232bf4SGerd Hoffmann 27362232bf4SGerd Hoffmann if (c2d.resource_id == 0) { 27462232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n", 27562232bf4SGerd Hoffmann __func__); 27662232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 27762232bf4SGerd Hoffmann return; 27862232bf4SGerd Hoffmann } 27962232bf4SGerd Hoffmann 28062232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, c2d.resource_id); 28162232bf4SGerd Hoffmann if (res) { 28262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n", 28362232bf4SGerd Hoffmann __func__, c2d.resource_id); 28462232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 28562232bf4SGerd Hoffmann return; 28662232bf4SGerd Hoffmann } 28762232bf4SGerd Hoffmann 28862232bf4SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 28962232bf4SGerd Hoffmann 29062232bf4SGerd Hoffmann res->width = c2d.width; 29162232bf4SGerd Hoffmann res->height = c2d.height; 29262232bf4SGerd Hoffmann res->format = c2d.format; 29362232bf4SGerd Hoffmann res->resource_id = c2d.resource_id; 29462232bf4SGerd Hoffmann 29583a7d3c0SMarc-André Lureau pformat = virtio_gpu_get_pixman_format(c2d.format); 29662232bf4SGerd Hoffmann if (!pformat) { 29762232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 29862232bf4SGerd Hoffmann "%s: host couldn't handle guest format %d\n", 29962232bf4SGerd Hoffmann __func__, c2d.format); 300cb3a0522SLi Qiang g_free(res); 30162232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 30262232bf4SGerd Hoffmann return; 30362232bf4SGerd Hoffmann } 3049b7621bcSGerd Hoffmann 305c53f5b89STao Wu res->hostmem = calc_image_hostmem(pformat, c2d.width, c2d.height); 30650d8e25eSMarc-André Lureau if (res->hostmem + g->hostmem < g->conf_max_hostmem) { 30762232bf4SGerd Hoffmann res->image = pixman_image_create_bits(pformat, 30862232bf4SGerd Hoffmann c2d.width, 30962232bf4SGerd Hoffmann c2d.height, 31062232bf4SGerd Hoffmann NULL, 0); 3119b7621bcSGerd Hoffmann } 31262232bf4SGerd Hoffmann 31362232bf4SGerd Hoffmann if (!res->image) { 31462232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 31562232bf4SGerd Hoffmann "%s: resource creation failed %d %d %d\n", 31662232bf4SGerd Hoffmann __func__, c2d.resource_id, c2d.width, c2d.height); 31762232bf4SGerd Hoffmann g_free(res); 31862232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY; 31962232bf4SGerd Hoffmann return; 32062232bf4SGerd Hoffmann } 32162232bf4SGerd Hoffmann 32262232bf4SGerd Hoffmann QTAILQ_INSERT_HEAD(&g->reslist, res, next); 3239b7621bcSGerd Hoffmann g->hostmem += res->hostmem; 32462232bf4SGerd Hoffmann } 32562232bf4SGerd Hoffmann 326e0933d91SVivek Kasireddy static void virtio_gpu_resource_create_blob(VirtIOGPU *g, 327e0933d91SVivek Kasireddy struct virtio_gpu_ctrl_command *cmd) 328e0933d91SVivek Kasireddy { 329e0933d91SVivek Kasireddy struct virtio_gpu_simple_resource *res; 330e0933d91SVivek Kasireddy struct virtio_gpu_resource_create_blob cblob; 331e0933d91SVivek Kasireddy int ret; 332e0933d91SVivek Kasireddy 333e0933d91SVivek Kasireddy VIRTIO_GPU_FILL_CMD(cblob); 334e0933d91SVivek Kasireddy virtio_gpu_create_blob_bswap(&cblob); 335e0933d91SVivek Kasireddy trace_virtio_gpu_cmd_res_create_blob(cblob.resource_id, cblob.size); 336e0933d91SVivek Kasireddy 337e0933d91SVivek Kasireddy if (cblob.resource_id == 0) { 338e0933d91SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n", 339e0933d91SVivek Kasireddy __func__); 340e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 341e0933d91SVivek Kasireddy return; 342e0933d91SVivek Kasireddy } 343e0933d91SVivek Kasireddy 344dc2deabaSPhilippe Mathieu-Daudé if (cblob.blob_mem != VIRTIO_GPU_BLOB_MEM_GUEST && 345dc2deabaSPhilippe Mathieu-Daudé cblob.blob_flags != VIRTIO_GPU_BLOB_FLAG_USE_SHAREABLE) { 346dc2deabaSPhilippe Mathieu-Daudé qemu_log_mask(LOG_GUEST_ERROR, "%s: invalid memory type\n", 347dc2deabaSPhilippe Mathieu-Daudé __func__); 348dc2deabaSPhilippe Mathieu-Daudé cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 349dc2deabaSPhilippe Mathieu-Daudé return; 350dc2deabaSPhilippe Mathieu-Daudé } 351dc2deabaSPhilippe Mathieu-Daudé 352dc2deabaSPhilippe Mathieu-Daudé if (virtio_gpu_find_resource(g, cblob.resource_id)) { 353e0933d91SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n", 354e0933d91SVivek Kasireddy __func__, cblob.resource_id); 355e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 356e0933d91SVivek Kasireddy return; 357e0933d91SVivek Kasireddy } 358e0933d91SVivek Kasireddy 359e0933d91SVivek Kasireddy res = g_new0(struct virtio_gpu_simple_resource, 1); 360e0933d91SVivek Kasireddy res->resource_id = cblob.resource_id; 361e0933d91SVivek Kasireddy res->blob_size = cblob.size; 362e0933d91SVivek Kasireddy 363e0933d91SVivek Kasireddy ret = virtio_gpu_create_mapping_iov(g, cblob.nr_entries, sizeof(cblob), 364e0933d91SVivek Kasireddy cmd, &res->addrs, &res->iov, 365e0933d91SVivek Kasireddy &res->iov_cnt); 366fc4d3f35SDongwon Kim if (ret != 0) { 367e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 368dc2deabaSPhilippe Mathieu-Daudé g_free(res); 369e0933d91SVivek Kasireddy return; 370e0933d91SVivek Kasireddy } 371e0933d91SVivek Kasireddy 372e0933d91SVivek Kasireddy virtio_gpu_init_udmabuf(res); 373e0933d91SVivek Kasireddy QTAILQ_INSERT_HEAD(&g->reslist, res, next); 374e0933d91SVivek Kasireddy } 375e0933d91SVivek Kasireddy 376da566a18SGerd Hoffmann static void virtio_gpu_disable_scanout(VirtIOGPU *g, int scanout_id) 377da566a18SGerd Hoffmann { 37850d8e25eSMarc-André Lureau struct virtio_gpu_scanout *scanout = &g->parent_obj.scanout[scanout_id]; 379da566a18SGerd Hoffmann struct virtio_gpu_simple_resource *res; 380da566a18SGerd Hoffmann 381da566a18SGerd Hoffmann if (scanout->resource_id == 0) { 382da566a18SGerd Hoffmann return; 383da566a18SGerd Hoffmann } 384da566a18SGerd Hoffmann 385da566a18SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 386da566a18SGerd Hoffmann if (res) { 387da566a18SGerd Hoffmann res->scanout_bitmask &= ~(1 << scanout_id); 388da566a18SGerd Hoffmann } 389da566a18SGerd Hoffmann 390ed8f3fe6SAkihiko Odaki dpy_gfx_replace_surface(scanout->con, NULL); 391da566a18SGerd Hoffmann scanout->resource_id = 0; 392da566a18SGerd Hoffmann scanout->ds = NULL; 393da566a18SGerd Hoffmann scanout->width = 0; 394da566a18SGerd Hoffmann scanout->height = 0; 395da566a18SGerd Hoffmann } 396da566a18SGerd Hoffmann 39762232bf4SGerd Hoffmann static void virtio_gpu_resource_destroy(VirtIOGPU *g, 39862232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res) 39962232bf4SGerd Hoffmann { 4001fccd7c5SGerd Hoffmann int i; 4011fccd7c5SGerd Hoffmann 4021fccd7c5SGerd Hoffmann if (res->scanout_bitmask) { 40350d8e25eSMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 4041fccd7c5SGerd Hoffmann if (res->scanout_bitmask & (1 << i)) { 4051fccd7c5SGerd Hoffmann virtio_gpu_disable_scanout(g, i); 4061fccd7c5SGerd Hoffmann } 4071fccd7c5SGerd Hoffmann } 4081fccd7c5SGerd Hoffmann } 4091fccd7c5SGerd Hoffmann 41032db3c63SVivek Kasireddy qemu_pixman_image_unref(res->image); 4113bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 41262232bf4SGerd Hoffmann QTAILQ_REMOVE(&g->reslist, res, next); 4139b7621bcSGerd Hoffmann g->hostmem -= res->hostmem; 41462232bf4SGerd Hoffmann g_free(res); 41562232bf4SGerd Hoffmann } 41662232bf4SGerd Hoffmann 41762232bf4SGerd Hoffmann static void virtio_gpu_resource_unref(VirtIOGPU *g, 41862232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 41962232bf4SGerd Hoffmann { 42062232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 42162232bf4SGerd Hoffmann struct virtio_gpu_resource_unref unref; 42262232bf4SGerd Hoffmann 42362232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(unref); 4241715d6b5SFarhan Ali virtio_gpu_bswap_32(&unref, sizeof(unref)); 42562232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_unref(unref.resource_id); 42662232bf4SGerd Hoffmann 42762232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, unref.resource_id); 42862232bf4SGerd Hoffmann if (!res) { 42962232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 43062232bf4SGerd Hoffmann __func__, unref.resource_id); 43162232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 43262232bf4SGerd Hoffmann return; 43362232bf4SGerd Hoffmann } 43462232bf4SGerd Hoffmann virtio_gpu_resource_destroy(g, res); 43562232bf4SGerd Hoffmann } 43662232bf4SGerd Hoffmann 43762232bf4SGerd Hoffmann static void virtio_gpu_transfer_to_host_2d(VirtIOGPU *g, 43862232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 43962232bf4SGerd Hoffmann { 44062232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 44162232bf4SGerd Hoffmann int h; 44262232bf4SGerd Hoffmann uint32_t src_offset, dst_offset, stride; 44362232bf4SGerd Hoffmann int bpp; 44462232bf4SGerd Hoffmann pixman_format_code_t format; 44562232bf4SGerd Hoffmann struct virtio_gpu_transfer_to_host_2d t2d; 44662232bf4SGerd Hoffmann 44762232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(t2d); 4481715d6b5SFarhan Ali virtio_gpu_t2d_bswap(&t2d); 44962232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_xfer_toh_2d(t2d.resource_id); 45062232bf4SGerd Hoffmann 45125c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, t2d.resource_id, true, 45225c001a4SVivek Kasireddy __func__, &cmd->error); 453e0933d91SVivek Kasireddy if (!res || res->blob) { 45462232bf4SGerd Hoffmann return; 45562232bf4SGerd Hoffmann } 45662232bf4SGerd Hoffmann 45762232bf4SGerd Hoffmann if (t2d.r.x > res->width || 45862232bf4SGerd Hoffmann t2d.r.y > res->height || 45962232bf4SGerd Hoffmann t2d.r.width > res->width || 46062232bf4SGerd Hoffmann t2d.r.height > res->height || 46162232bf4SGerd Hoffmann t2d.r.x + t2d.r.width > res->width || 46262232bf4SGerd Hoffmann t2d.r.y + t2d.r.height > res->height) { 46362232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: transfer bounds outside resource" 46462232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 46562232bf4SGerd Hoffmann __func__, t2d.resource_id, t2d.r.x, t2d.r.y, 46662232bf4SGerd Hoffmann t2d.r.width, t2d.r.height, res->width, res->height); 46762232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 46862232bf4SGerd Hoffmann return; 46962232bf4SGerd Hoffmann } 47062232bf4SGerd Hoffmann 47162232bf4SGerd Hoffmann format = pixman_image_get_format(res->image); 472e5f99037SMarc-André Lureau bpp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(format), 8); 47362232bf4SGerd Hoffmann stride = pixman_image_get_stride(res->image); 47462232bf4SGerd Hoffmann 47562232bf4SGerd Hoffmann if (t2d.offset || t2d.r.x || t2d.r.y || 47662232bf4SGerd Hoffmann t2d.r.width != pixman_image_get_width(res->image)) { 47762232bf4SGerd Hoffmann void *img_data = pixman_image_get_data(res->image); 47862232bf4SGerd Hoffmann for (h = 0; h < t2d.r.height; h++) { 47962232bf4SGerd Hoffmann src_offset = t2d.offset + stride * h; 48062232bf4SGerd Hoffmann dst_offset = (t2d.r.y + h) * stride + (t2d.r.x * bpp); 48162232bf4SGerd Hoffmann 48262232bf4SGerd Hoffmann iov_to_buf(res->iov, res->iov_cnt, src_offset, 48362232bf4SGerd Hoffmann (uint8_t *)img_data 48462232bf4SGerd Hoffmann + dst_offset, t2d.r.width * bpp); 48562232bf4SGerd Hoffmann } 48662232bf4SGerd Hoffmann } else { 48762232bf4SGerd Hoffmann iov_to_buf(res->iov, res->iov_cnt, 0, 48862232bf4SGerd Hoffmann pixman_image_get_data(res->image), 48962232bf4SGerd Hoffmann pixman_image_get_stride(res->image) 49062232bf4SGerd Hoffmann * pixman_image_get_height(res->image)); 49162232bf4SGerd Hoffmann } 49262232bf4SGerd Hoffmann } 49362232bf4SGerd Hoffmann 49462232bf4SGerd Hoffmann static void virtio_gpu_resource_flush(VirtIOGPU *g, 49562232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 49662232bf4SGerd Hoffmann { 49762232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 49862232bf4SGerd Hoffmann struct virtio_gpu_resource_flush rf; 49932db3c63SVivek Kasireddy struct virtio_gpu_scanout *scanout; 50062232bf4SGerd Hoffmann pixman_region16_t flush_region; 50162232bf4SGerd Hoffmann int i; 50262232bf4SGerd Hoffmann 50362232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(rf); 5041715d6b5SFarhan Ali virtio_gpu_bswap_32(&rf, sizeof(rf)); 50562232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_flush(rf.resource_id, 50662232bf4SGerd Hoffmann rf.r.width, rf.r.height, rf.r.x, rf.r.y); 50762232bf4SGerd Hoffmann 50825c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, rf.resource_id, false, 50925c001a4SVivek Kasireddy __func__, &cmd->error); 51032db3c63SVivek Kasireddy if (!res) { 51162232bf4SGerd Hoffmann return; 51262232bf4SGerd Hoffmann } 51362232bf4SGerd Hoffmann 51432db3c63SVivek Kasireddy if (res->blob) { 51532db3c63SVivek Kasireddy for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 51632db3c63SVivek Kasireddy scanout = &g->parent_obj.scanout[i]; 51732db3c63SVivek Kasireddy if (scanout->resource_id == res->resource_id && 51849a99ecbSDongwon Kim rf.r.x < scanout->x + scanout->width && 51949a99ecbSDongwon Kim rf.r.x + rf.r.width >= scanout->x && 52049a99ecbSDongwon Kim rf.r.y < scanout->y + scanout->height && 52149a99ecbSDongwon Kim rf.r.y + rf.r.height >= scanout->y && 52232db3c63SVivek Kasireddy console_has_gl(scanout->con)) { 52332db3c63SVivek Kasireddy dpy_gl_update(scanout->con, 0, 0, scanout->width, 52432db3c63SVivek Kasireddy scanout->height); 525e86a93f5SDongwon Kim } 526e86a93f5SDongwon Kim } 52732db3c63SVivek Kasireddy return; 52832db3c63SVivek Kasireddy } 52932db3c63SVivek Kasireddy 53032db3c63SVivek Kasireddy if (!res->blob && 53132db3c63SVivek Kasireddy (rf.r.x > res->width || 53262232bf4SGerd Hoffmann rf.r.y > res->height || 53362232bf4SGerd Hoffmann rf.r.width > res->width || 53462232bf4SGerd Hoffmann rf.r.height > res->height || 53562232bf4SGerd Hoffmann rf.r.x + rf.r.width > res->width || 53632db3c63SVivek Kasireddy rf.r.y + rf.r.height > res->height)) { 53762232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: flush bounds outside resource" 53862232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 53962232bf4SGerd Hoffmann __func__, rf.resource_id, rf.r.x, rf.r.y, 54062232bf4SGerd Hoffmann rf.r.width, rf.r.height, res->width, res->height); 54162232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 54262232bf4SGerd Hoffmann return; 54362232bf4SGerd Hoffmann } 54462232bf4SGerd Hoffmann 54562232bf4SGerd Hoffmann pixman_region_init_rect(&flush_region, 54662232bf4SGerd Hoffmann rf.r.x, rf.r.y, rf.r.width, rf.r.height); 54750d8e25eSMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 54862232bf4SGerd Hoffmann pixman_region16_t region, finalregion; 54962232bf4SGerd Hoffmann pixman_box16_t *extents; 55062232bf4SGerd Hoffmann 55162232bf4SGerd Hoffmann if (!(res->scanout_bitmask & (1 << i))) { 55262232bf4SGerd Hoffmann continue; 55362232bf4SGerd Hoffmann } 55450d8e25eSMarc-André Lureau scanout = &g->parent_obj.scanout[i]; 55562232bf4SGerd Hoffmann 55662232bf4SGerd Hoffmann pixman_region_init(&finalregion); 55762232bf4SGerd Hoffmann pixman_region_init_rect(®ion, scanout->x, scanout->y, 55862232bf4SGerd Hoffmann scanout->width, scanout->height); 55962232bf4SGerd Hoffmann 56062232bf4SGerd Hoffmann pixman_region_intersect(&finalregion, &flush_region, ®ion); 56162232bf4SGerd Hoffmann pixman_region_translate(&finalregion, -scanout->x, -scanout->y); 56262232bf4SGerd Hoffmann extents = pixman_region_extents(&finalregion); 56362232bf4SGerd Hoffmann /* work out the area we need to update for each console */ 56450d8e25eSMarc-André Lureau dpy_gfx_update(g->parent_obj.scanout[i].con, 56562232bf4SGerd Hoffmann extents->x1, extents->y1, 56662232bf4SGerd Hoffmann extents->x2 - extents->x1, 56762232bf4SGerd Hoffmann extents->y2 - extents->y1); 56862232bf4SGerd Hoffmann 56962232bf4SGerd Hoffmann pixman_region_fini(®ion); 57062232bf4SGerd Hoffmann pixman_region_fini(&finalregion); 57162232bf4SGerd Hoffmann } 57262232bf4SGerd Hoffmann pixman_region_fini(&flush_region); 57362232bf4SGerd Hoffmann } 57462232bf4SGerd Hoffmann 575fa06e5cbSGerd Hoffmann static void virtio_unref_resource(pixman_image_t *image, void *data) 576fa06e5cbSGerd Hoffmann { 577fa06e5cbSGerd Hoffmann pixman_image_unref(data); 578fa06e5cbSGerd Hoffmann } 579fa06e5cbSGerd Hoffmann 58081cd9f71SVivek Kasireddy static void virtio_gpu_update_scanout(VirtIOGPU *g, 58181cd9f71SVivek Kasireddy uint32_t scanout_id, 58281cd9f71SVivek Kasireddy struct virtio_gpu_simple_resource *res, 58381cd9f71SVivek Kasireddy struct virtio_gpu_rect *r) 58481cd9f71SVivek Kasireddy { 58581cd9f71SVivek Kasireddy struct virtio_gpu_simple_resource *ores; 58681cd9f71SVivek Kasireddy struct virtio_gpu_scanout *scanout; 58781cd9f71SVivek Kasireddy 58881cd9f71SVivek Kasireddy scanout = &g->parent_obj.scanout[scanout_id]; 58981cd9f71SVivek Kasireddy ores = virtio_gpu_find_resource(g, scanout->resource_id); 59081cd9f71SVivek Kasireddy if (ores) { 59181cd9f71SVivek Kasireddy ores->scanout_bitmask &= ~(1 << scanout_id); 59281cd9f71SVivek Kasireddy } 59381cd9f71SVivek Kasireddy 59481cd9f71SVivek Kasireddy res->scanout_bitmask |= (1 << scanout_id); 59581cd9f71SVivek Kasireddy scanout->resource_id = res->resource_id; 59681cd9f71SVivek Kasireddy scanout->x = r->x; 59781cd9f71SVivek Kasireddy scanout->y = r->y; 59881cd9f71SVivek Kasireddy scanout->width = r->width; 59981cd9f71SVivek Kasireddy scanout->height = r->height; 60081cd9f71SVivek Kasireddy } 60181cd9f71SVivek Kasireddy 602e64d4b6aSVivek Kasireddy static void virtio_gpu_do_set_scanout(VirtIOGPU *g, 603e64d4b6aSVivek Kasireddy uint32_t scanout_id, 604e64d4b6aSVivek Kasireddy struct virtio_gpu_framebuffer *fb, 605e64d4b6aSVivek Kasireddy struct virtio_gpu_simple_resource *res, 606e64d4b6aSVivek Kasireddy struct virtio_gpu_rect *r, 607e64d4b6aSVivek Kasireddy uint32_t *error) 608e64d4b6aSVivek Kasireddy { 609e64d4b6aSVivek Kasireddy struct virtio_gpu_scanout *scanout; 610e64d4b6aSVivek Kasireddy uint8_t *data; 611e64d4b6aSVivek Kasireddy 612e64d4b6aSVivek Kasireddy scanout = &g->parent_obj.scanout[scanout_id]; 613e64d4b6aSVivek Kasireddy 614e64d4b6aSVivek Kasireddy if (r->x > fb->width || 615e64d4b6aSVivek Kasireddy r->y > fb->height || 616e64d4b6aSVivek Kasireddy r->width < 16 || 617e64d4b6aSVivek Kasireddy r->height < 16 || 618e64d4b6aSVivek Kasireddy r->width > fb->width || 619e64d4b6aSVivek Kasireddy r->height > fb->height || 620e64d4b6aSVivek Kasireddy r->x + r->width > fb->width || 621e64d4b6aSVivek Kasireddy r->y + r->height > fb->height) { 622e64d4b6aSVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout %d bounds for" 623e64d4b6aSVivek Kasireddy " resource %d, rect (%d,%d)+%d,%d, fb %d %d\n", 624e64d4b6aSVivek Kasireddy __func__, scanout_id, res->resource_id, 625e64d4b6aSVivek Kasireddy r->x, r->y, r->width, r->height, 626e64d4b6aSVivek Kasireddy fb->width, fb->height); 627e64d4b6aSVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 628e64d4b6aSVivek Kasireddy return; 629e64d4b6aSVivek Kasireddy } 630e64d4b6aSVivek Kasireddy 631e64d4b6aSVivek Kasireddy g->parent_obj.enable = 1; 63232db3c63SVivek Kasireddy 63332db3c63SVivek Kasireddy if (res->blob) { 63432db3c63SVivek Kasireddy if (console_has_gl(scanout->con)) { 635e86a93f5SDongwon Kim if (!virtio_gpu_update_dmabuf(g, scanout_id, res, fb, r)) { 63632db3c63SVivek Kasireddy virtio_gpu_update_scanout(g, scanout_id, res, r); 63732db3c63SVivek Kasireddy return; 63832db3c63SVivek Kasireddy } 63932db3c63SVivek Kasireddy } 64032db3c63SVivek Kasireddy 64132db3c63SVivek Kasireddy data = res->blob; 64232db3c63SVivek Kasireddy } else { 643e64d4b6aSVivek Kasireddy data = (uint8_t *)pixman_image_get_data(res->image); 64432db3c63SVivek Kasireddy } 645e64d4b6aSVivek Kasireddy 646e64d4b6aSVivek Kasireddy /* create a surface for this scanout */ 64732db3c63SVivek Kasireddy if ((res->blob && !console_has_gl(scanout->con)) || 64832db3c63SVivek Kasireddy !scanout->ds || 649e64d4b6aSVivek Kasireddy surface_data(scanout->ds) != data + fb->offset || 650e64d4b6aSVivek Kasireddy scanout->width != r->width || 651e64d4b6aSVivek Kasireddy scanout->height != r->height) { 652e64d4b6aSVivek Kasireddy pixman_image_t *rect; 653e64d4b6aSVivek Kasireddy void *ptr = data + fb->offset; 654e64d4b6aSVivek Kasireddy rect = pixman_image_create_bits(fb->format, r->width, r->height, 655e64d4b6aSVivek Kasireddy ptr, fb->stride); 656e64d4b6aSVivek Kasireddy 657e64d4b6aSVivek Kasireddy if (res->image) { 658e64d4b6aSVivek Kasireddy pixman_image_ref(res->image); 659e64d4b6aSVivek Kasireddy pixman_image_set_destroy_function(rect, virtio_unref_resource, 660e64d4b6aSVivek Kasireddy res->image); 661e64d4b6aSVivek Kasireddy } 662e64d4b6aSVivek Kasireddy 663e64d4b6aSVivek Kasireddy /* realloc the surface ptr */ 664e64d4b6aSVivek Kasireddy scanout->ds = qemu_create_displaysurface_pixman(rect); 665e64d4b6aSVivek Kasireddy if (!scanout->ds) { 666e64d4b6aSVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_UNSPEC; 667e64d4b6aSVivek Kasireddy return; 668e64d4b6aSVivek Kasireddy } 669e64d4b6aSVivek Kasireddy 670e64d4b6aSVivek Kasireddy pixman_image_unref(rect); 671e64d4b6aSVivek Kasireddy dpy_gfx_replace_surface(g->parent_obj.scanout[scanout_id].con, 672e64d4b6aSVivek Kasireddy scanout->ds); 673e64d4b6aSVivek Kasireddy } 674e64d4b6aSVivek Kasireddy 67581cd9f71SVivek Kasireddy virtio_gpu_update_scanout(g, scanout_id, res, r); 676e64d4b6aSVivek Kasireddy } 677e64d4b6aSVivek Kasireddy 67862232bf4SGerd Hoffmann static void virtio_gpu_set_scanout(VirtIOGPU *g, 67962232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 68062232bf4SGerd Hoffmann { 681e64d4b6aSVivek Kasireddy struct virtio_gpu_simple_resource *res; 682e64d4b6aSVivek Kasireddy struct virtio_gpu_framebuffer fb = { 0 }; 68362232bf4SGerd Hoffmann struct virtio_gpu_set_scanout ss; 68462232bf4SGerd Hoffmann 68562232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ss); 6861715d6b5SFarhan Ali virtio_gpu_bswap_32(&ss, sizeof(ss)); 68762232bf4SGerd Hoffmann trace_virtio_gpu_cmd_set_scanout(ss.scanout_id, ss.resource_id, 68862232bf4SGerd Hoffmann ss.r.width, ss.r.height, ss.r.x, ss.r.y); 68962232bf4SGerd Hoffmann 6904fa7b4ccSGerd Hoffmann if (ss.scanout_id >= g->parent_obj.conf.max_outputs) { 6914fa7b4ccSGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", 6924fa7b4ccSGerd Hoffmann __func__, ss.scanout_id); 6934fa7b4ccSGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 6944fa7b4ccSGerd Hoffmann return; 6954fa7b4ccSGerd Hoffmann } 6964fa7b4ccSGerd Hoffmann 69762232bf4SGerd Hoffmann if (ss.resource_id == 0) { 698da566a18SGerd Hoffmann virtio_gpu_disable_scanout(g, ss.scanout_id); 69962232bf4SGerd Hoffmann return; 70062232bf4SGerd Hoffmann } 70162232bf4SGerd Hoffmann 70225c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, ss.resource_id, true, 70325c001a4SVivek Kasireddy __func__, &cmd->error); 70462232bf4SGerd Hoffmann if (!res) { 70562232bf4SGerd Hoffmann return; 70662232bf4SGerd Hoffmann } 70762232bf4SGerd Hoffmann 708e64d4b6aSVivek Kasireddy fb.format = pixman_image_get_format(res->image); 709e64d4b6aSVivek Kasireddy fb.bytes_pp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(fb.format), 8); 710e64d4b6aSVivek Kasireddy fb.width = pixman_image_get_width(res->image); 711e64d4b6aSVivek Kasireddy fb.height = pixman_image_get_height(res->image); 712e64d4b6aSVivek Kasireddy fb.stride = pixman_image_get_stride(res->image); 713e64d4b6aSVivek Kasireddy fb.offset = ss.r.x * fb.bytes_pp + ss.r.y * fb.stride; 71462232bf4SGerd Hoffmann 715e64d4b6aSVivek Kasireddy virtio_gpu_do_set_scanout(g, ss.scanout_id, 716e64d4b6aSVivek Kasireddy &fb, res, &ss.r, &cmd->error); 71762232bf4SGerd Hoffmann } 71862232bf4SGerd Hoffmann 71932db3c63SVivek Kasireddy static void virtio_gpu_set_scanout_blob(VirtIOGPU *g, 72032db3c63SVivek Kasireddy struct virtio_gpu_ctrl_command *cmd) 72132db3c63SVivek Kasireddy { 72232db3c63SVivek Kasireddy struct virtio_gpu_simple_resource *res; 72332db3c63SVivek Kasireddy struct virtio_gpu_framebuffer fb = { 0 }; 72432db3c63SVivek Kasireddy struct virtio_gpu_set_scanout_blob ss; 72532db3c63SVivek Kasireddy uint64_t fbend; 72632db3c63SVivek Kasireddy 72732db3c63SVivek Kasireddy VIRTIO_GPU_FILL_CMD(ss); 72832db3c63SVivek Kasireddy virtio_gpu_scanout_blob_bswap(&ss); 72932db3c63SVivek Kasireddy trace_virtio_gpu_cmd_set_scanout_blob(ss.scanout_id, ss.resource_id, 73032db3c63SVivek Kasireddy ss.r.width, ss.r.height, ss.r.x, 73132db3c63SVivek Kasireddy ss.r.y); 73232db3c63SVivek Kasireddy 7334fa7b4ccSGerd Hoffmann if (ss.scanout_id >= g->parent_obj.conf.max_outputs) { 7344fa7b4ccSGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", 7354fa7b4ccSGerd Hoffmann __func__, ss.scanout_id); 7364fa7b4ccSGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 7374fa7b4ccSGerd Hoffmann return; 7384fa7b4ccSGerd Hoffmann } 7394fa7b4ccSGerd Hoffmann 74032db3c63SVivek Kasireddy if (ss.resource_id == 0) { 74132db3c63SVivek Kasireddy virtio_gpu_disable_scanout(g, ss.scanout_id); 74232db3c63SVivek Kasireddy return; 74332db3c63SVivek Kasireddy } 74432db3c63SVivek Kasireddy 74532db3c63SVivek Kasireddy res = virtio_gpu_find_check_resource(g, ss.resource_id, true, 74632db3c63SVivek Kasireddy __func__, &cmd->error); 74732db3c63SVivek Kasireddy if (!res) { 74832db3c63SVivek Kasireddy return; 74932db3c63SVivek Kasireddy } 75032db3c63SVivek Kasireddy 75132db3c63SVivek Kasireddy fb.format = virtio_gpu_get_pixman_format(ss.format); 75232db3c63SVivek Kasireddy if (!fb.format) { 75332db3c63SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, 75432db3c63SVivek Kasireddy "%s: host couldn't handle guest format %d\n", 75532db3c63SVivek Kasireddy __func__, ss.format); 75632db3c63SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 75732db3c63SVivek Kasireddy return; 75832db3c63SVivek Kasireddy } 75932db3c63SVivek Kasireddy 76032db3c63SVivek Kasireddy fb.bytes_pp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(fb.format), 8); 76132db3c63SVivek Kasireddy fb.width = ss.width; 76232db3c63SVivek Kasireddy fb.height = ss.height; 76332db3c63SVivek Kasireddy fb.stride = ss.strides[0]; 76432db3c63SVivek Kasireddy fb.offset = ss.offsets[0] + ss.r.x * fb.bytes_pp + ss.r.y * fb.stride; 76532db3c63SVivek Kasireddy 76632db3c63SVivek Kasireddy fbend = fb.offset; 76732db3c63SVivek Kasireddy fbend += fb.stride * (ss.r.height - 1); 76832db3c63SVivek Kasireddy fbend += fb.bytes_pp * ss.r.width; 76932db3c63SVivek Kasireddy if (fbend > res->blob_size) { 77032db3c63SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, 77132db3c63SVivek Kasireddy "%s: fb end out of range\n", 77232db3c63SVivek Kasireddy __func__); 77332db3c63SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 77432db3c63SVivek Kasireddy return; 77532db3c63SVivek Kasireddy } 77632db3c63SVivek Kasireddy 77732db3c63SVivek Kasireddy virtio_gpu_do_set_scanout(g, ss.scanout_id, 77832db3c63SVivek Kasireddy &fb, res, &ss.r, &cmd->error); 77932db3c63SVivek Kasireddy } 78032db3c63SVivek Kasireddy 7813bb68f79SGerd Hoffmann int virtio_gpu_create_mapping_iov(VirtIOGPU *g, 78270d37662SVivek Kasireddy uint32_t nr_entries, uint32_t offset, 78362232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 7849049f8bcSGerd Hoffmann uint64_t **addr, struct iovec **iov, 7859049f8bcSGerd Hoffmann uint32_t *niov) 78662232bf4SGerd Hoffmann { 78762232bf4SGerd Hoffmann struct virtio_gpu_mem_entry *ents; 78862232bf4SGerd Hoffmann size_t esize, s; 7899049f8bcSGerd Hoffmann int e, v; 79062232bf4SGerd Hoffmann 79170d37662SVivek Kasireddy if (nr_entries > 16384) { 79262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 7932c84167bSGerd Hoffmann "%s: nr_entries is too big (%d > 16384)\n", 79470d37662SVivek Kasireddy __func__, nr_entries); 79562232bf4SGerd Hoffmann return -1; 79662232bf4SGerd Hoffmann } 79762232bf4SGerd Hoffmann 79870d37662SVivek Kasireddy esize = sizeof(*ents) * nr_entries; 79962232bf4SGerd Hoffmann ents = g_malloc(esize); 80062232bf4SGerd Hoffmann s = iov_to_buf(cmd->elem.out_sg, cmd->elem.out_num, 80170d37662SVivek Kasireddy offset, ents, esize); 80262232bf4SGerd Hoffmann if (s != esize) { 80362232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 80462232bf4SGerd Hoffmann "%s: command data size incorrect %zu vs %zu\n", 80562232bf4SGerd Hoffmann __func__, s, esize); 80662232bf4SGerd Hoffmann g_free(ents); 80762232bf4SGerd Hoffmann return -1; 80862232bf4SGerd Hoffmann } 80962232bf4SGerd Hoffmann 8109049f8bcSGerd Hoffmann *iov = NULL; 8110c244e50SGerd Hoffmann if (addr) { 8129049f8bcSGerd Hoffmann *addr = NULL; 8130c244e50SGerd Hoffmann } 81470d37662SVivek Kasireddy for (e = 0, v = 0; e < nr_entries; e++) { 8159049f8bcSGerd Hoffmann uint64_t a = le64_to_cpu(ents[e].addr); 8169049f8bcSGerd Hoffmann uint32_t l = le32_to_cpu(ents[e].length); 8179049f8bcSGerd Hoffmann hwaddr len; 8189049f8bcSGerd Hoffmann void *map; 8199049f8bcSGerd Hoffmann 8209049f8bcSGerd Hoffmann do { 8219049f8bcSGerd Hoffmann len = l; 822a1d4b0a3SPhilippe Mathieu-Daudé map = dma_memory_map(VIRTIO_DEVICE(g)->dma_as, a, &len, 823a1d4b0a3SPhilippe Mathieu-Daudé DMA_DIRECTION_TO_DEVICE, 824a1d4b0a3SPhilippe Mathieu-Daudé MEMTXATTRS_UNSPECIFIED); 8259049f8bcSGerd Hoffmann if (!map) { 82662232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: failed to map MMIO memory for" 82770d37662SVivek Kasireddy " element %d\n", __func__, e); 8289049f8bcSGerd Hoffmann virtio_gpu_cleanup_mapping_iov(g, *iov, v); 82962232bf4SGerd Hoffmann g_free(ents); 83062232bf4SGerd Hoffmann *iov = NULL; 8310c244e50SGerd Hoffmann if (addr) { 8320c244e50SGerd Hoffmann g_free(*addr); 8330c244e50SGerd Hoffmann *addr = NULL; 8340c244e50SGerd Hoffmann } 83562232bf4SGerd Hoffmann return -1; 83662232bf4SGerd Hoffmann } 8379049f8bcSGerd Hoffmann 8389049f8bcSGerd Hoffmann if (!(v % 16)) { 839b21e2380SMarkus Armbruster *iov = g_renew(struct iovec, *iov, v + 16); 8409049f8bcSGerd Hoffmann if (addr) { 841b21e2380SMarkus Armbruster *addr = g_renew(uint64_t, *addr, v + 16); 84262232bf4SGerd Hoffmann } 8439049f8bcSGerd Hoffmann } 8449049f8bcSGerd Hoffmann (*iov)[v].iov_base = map; 8459049f8bcSGerd Hoffmann (*iov)[v].iov_len = len; 8469049f8bcSGerd Hoffmann if (addr) { 8479049f8bcSGerd Hoffmann (*addr)[v] = a; 8489049f8bcSGerd Hoffmann } 8499049f8bcSGerd Hoffmann 8509049f8bcSGerd Hoffmann a += len; 8519049f8bcSGerd Hoffmann l -= len; 8529049f8bcSGerd Hoffmann v += 1; 8539049f8bcSGerd Hoffmann } while (l > 0); 8549049f8bcSGerd Hoffmann } 8559049f8bcSGerd Hoffmann *niov = v; 8569049f8bcSGerd Hoffmann 85762232bf4SGerd Hoffmann g_free(ents); 85862232bf4SGerd Hoffmann return 0; 85962232bf4SGerd Hoffmann } 86062232bf4SGerd Hoffmann 8613bb68f79SGerd Hoffmann void virtio_gpu_cleanup_mapping_iov(VirtIOGPU *g, 8623bb68f79SGerd Hoffmann struct iovec *iov, uint32_t count) 86362232bf4SGerd Hoffmann { 86462232bf4SGerd Hoffmann int i; 86562232bf4SGerd Hoffmann 86662232bf4SGerd Hoffmann for (i = 0; i < count; i++) { 8678da132a5SGerd Hoffmann dma_memory_unmap(VIRTIO_DEVICE(g)->dma_as, 8688da132a5SGerd Hoffmann iov[i].iov_base, iov[i].iov_len, 8698da132a5SGerd Hoffmann DMA_DIRECTION_TO_DEVICE, 87062232bf4SGerd Hoffmann iov[i].iov_len); 87162232bf4SGerd Hoffmann } 8727f3be0f2SGerd Hoffmann g_free(iov); 87362232bf4SGerd Hoffmann } 87462232bf4SGerd Hoffmann 8753bb68f79SGerd Hoffmann static void virtio_gpu_cleanup_mapping(VirtIOGPU *g, 8763bb68f79SGerd Hoffmann struct virtio_gpu_simple_resource *res) 87762232bf4SGerd Hoffmann { 8783bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping_iov(g, res->iov, res->iov_cnt); 87962232bf4SGerd Hoffmann res->iov = NULL; 88062232bf4SGerd Hoffmann res->iov_cnt = 0; 8810c244e50SGerd Hoffmann g_free(res->addrs); 8820c244e50SGerd Hoffmann res->addrs = NULL; 883e0933d91SVivek Kasireddy 884e0933d91SVivek Kasireddy if (res->blob) { 885e0933d91SVivek Kasireddy virtio_gpu_fini_udmabuf(res); 886e0933d91SVivek Kasireddy } 88762232bf4SGerd Hoffmann } 88862232bf4SGerd Hoffmann 88962232bf4SGerd Hoffmann static void 89062232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(VirtIOGPU *g, 89162232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 89262232bf4SGerd Hoffmann { 89362232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 89462232bf4SGerd Hoffmann struct virtio_gpu_resource_attach_backing ab; 89562232bf4SGerd Hoffmann int ret; 89662232bf4SGerd Hoffmann 89762232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ab); 8981715d6b5SFarhan Ali virtio_gpu_bswap_32(&ab, sizeof(ab)); 89962232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_attach(ab.resource_id); 90062232bf4SGerd Hoffmann 90162232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, ab.resource_id); 90262232bf4SGerd Hoffmann if (!res) { 90362232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 90462232bf4SGerd Hoffmann __func__, ab.resource_id); 90562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 90662232bf4SGerd Hoffmann return; 90762232bf4SGerd Hoffmann } 90862232bf4SGerd Hoffmann 909204f01b3SLi Qiang if (res->iov) { 910204f01b3SLi Qiang cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 911204f01b3SLi Qiang return; 912204f01b3SLi Qiang } 913204f01b3SLi Qiang 91470d37662SVivek Kasireddy ret = virtio_gpu_create_mapping_iov(g, ab.nr_entries, sizeof(ab), cmd, 91570d37662SVivek Kasireddy &res->addrs, &res->iov, &res->iov_cnt); 91662232bf4SGerd Hoffmann if (ret != 0) { 91762232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 91862232bf4SGerd Hoffmann return; 91962232bf4SGerd Hoffmann } 92062232bf4SGerd Hoffmann } 92162232bf4SGerd Hoffmann 92262232bf4SGerd Hoffmann static void 92362232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(VirtIOGPU *g, 92462232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 92562232bf4SGerd Hoffmann { 92662232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 92762232bf4SGerd Hoffmann struct virtio_gpu_resource_detach_backing detach; 92862232bf4SGerd Hoffmann 92962232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(detach); 9301715d6b5SFarhan Ali virtio_gpu_bswap_32(&detach, sizeof(detach)); 93162232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_detach(detach.resource_id); 93262232bf4SGerd Hoffmann 93325c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, detach.resource_id, true, 93425c001a4SVivek Kasireddy __func__, &cmd->error); 93525c001a4SVivek Kasireddy if (!res) { 93662232bf4SGerd Hoffmann return; 93762232bf4SGerd Hoffmann } 9383bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 93962232bf4SGerd Hoffmann } 94062232bf4SGerd Hoffmann 9412f47691aSGerd Hoffmann void virtio_gpu_simple_process_cmd(VirtIOGPU *g, 94262232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 94362232bf4SGerd Hoffmann { 94462232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(cmd->cmd_hdr); 9451715d6b5SFarhan Ali virtio_gpu_ctrl_hdr_bswap(&cmd->cmd_hdr); 94662232bf4SGerd Hoffmann 94762232bf4SGerd Hoffmann switch (cmd->cmd_hdr.type) { 94862232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_GET_DISPLAY_INFO: 94962232bf4SGerd Hoffmann virtio_gpu_get_display_info(g, cmd); 95062232bf4SGerd Hoffmann break; 9511ed2cb32SGerd Hoffmann case VIRTIO_GPU_CMD_GET_EDID: 9521ed2cb32SGerd Hoffmann virtio_gpu_get_edid(g, cmd); 9531ed2cb32SGerd Hoffmann break; 95462232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_CREATE_2D: 95562232bf4SGerd Hoffmann virtio_gpu_resource_create_2d(g, cmd); 95662232bf4SGerd Hoffmann break; 957e0933d91SVivek Kasireddy case VIRTIO_GPU_CMD_RESOURCE_CREATE_BLOB: 958e0933d91SVivek Kasireddy if (!virtio_gpu_blob_enabled(g->parent_obj.conf)) { 959e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 960e0933d91SVivek Kasireddy break; 961e0933d91SVivek Kasireddy } 962e0933d91SVivek Kasireddy virtio_gpu_resource_create_blob(g, cmd); 963e0933d91SVivek Kasireddy break; 96462232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_UNREF: 96562232bf4SGerd Hoffmann virtio_gpu_resource_unref(g, cmd); 96662232bf4SGerd Hoffmann break; 96762232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_FLUSH: 96862232bf4SGerd Hoffmann virtio_gpu_resource_flush(g, cmd); 96962232bf4SGerd Hoffmann break; 97062232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_2D: 97162232bf4SGerd Hoffmann virtio_gpu_transfer_to_host_2d(g, cmd); 97262232bf4SGerd Hoffmann break; 97362232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_SET_SCANOUT: 97462232bf4SGerd Hoffmann virtio_gpu_set_scanout(g, cmd); 97562232bf4SGerd Hoffmann break; 97632db3c63SVivek Kasireddy case VIRTIO_GPU_CMD_SET_SCANOUT_BLOB: 97732db3c63SVivek Kasireddy if (!virtio_gpu_blob_enabled(g->parent_obj.conf)) { 97832db3c63SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 97932db3c63SVivek Kasireddy break; 98032db3c63SVivek Kasireddy } 98132db3c63SVivek Kasireddy virtio_gpu_set_scanout_blob(g, cmd); 98232db3c63SVivek Kasireddy break; 98362232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING: 98462232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(g, cmd); 98562232bf4SGerd Hoffmann break; 98662232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_DETACH_BACKING: 98762232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(g, cmd); 98862232bf4SGerd Hoffmann break; 98962232bf4SGerd Hoffmann default: 99062232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 99162232bf4SGerd Hoffmann break; 99262232bf4SGerd Hoffmann } 99362232bf4SGerd Hoffmann if (!cmd->finished) { 994b3a5dfdeSVivek Kasireddy if (!g->parent_obj.renderer_blocked) { 99562232bf4SGerd Hoffmann virtio_gpu_ctrl_response_nodata(g, cmd, cmd->error ? cmd->error : 99662232bf4SGerd Hoffmann VIRTIO_GPU_RESP_OK_NODATA); 99762232bf4SGerd Hoffmann } 99862232bf4SGerd Hoffmann } 999b3a5dfdeSVivek Kasireddy } 100062232bf4SGerd Hoffmann 100162232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl_cb(VirtIODevice *vdev, VirtQueue *vq) 100262232bf4SGerd Hoffmann { 100362232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 100462232bf4SGerd Hoffmann qemu_bh_schedule(g->ctrl_bh); 100562232bf4SGerd Hoffmann } 100662232bf4SGerd Hoffmann 100762232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor_cb(VirtIODevice *vdev, VirtQueue *vq) 100862232bf4SGerd Hoffmann { 100962232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 101062232bf4SGerd Hoffmann qemu_bh_schedule(g->cursor_bh); 101162232bf4SGerd Hoffmann } 101262232bf4SGerd Hoffmann 10130c55a1cfSGerd Hoffmann void virtio_gpu_process_cmdq(VirtIOGPU *g) 10143eb769fdSGerd Hoffmann { 10153eb769fdSGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 10162f47691aSGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_GET_CLASS(g); 10173eb769fdSGerd Hoffmann 1018f8f3c271SMarc-André Lureau if (g->processing_cmdq) { 1019f8f3c271SMarc-André Lureau return; 1020f8f3c271SMarc-André Lureau } 1021f8f3c271SMarc-André Lureau g->processing_cmdq = true; 10223eb769fdSGerd Hoffmann while (!QTAILQ_EMPTY(&g->cmdq)) { 10233eb769fdSGerd Hoffmann cmd = QTAILQ_FIRST(&g->cmdq); 10243eb769fdSGerd Hoffmann 102550d8e25eSMarc-André Lureau if (g->parent_obj.renderer_blocked) { 10260c55a1cfSGerd Hoffmann break; 10270c55a1cfSGerd Hoffmann } 1028ad341aacSMarc-André Lureau 1029ad341aacSMarc-André Lureau /* process command */ 10302f47691aSGerd Hoffmann vgc->process_cmd(g, cmd); 1031ad341aacSMarc-André Lureau 10323eb769fdSGerd Hoffmann QTAILQ_REMOVE(&g->cmdq, cmd, next); 103350d8e25eSMarc-André Lureau if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 10343eb769fdSGerd Hoffmann g->stats.requests++; 10353eb769fdSGerd Hoffmann } 10363eb769fdSGerd Hoffmann 10373eb769fdSGerd Hoffmann if (!cmd->finished) { 10383eb769fdSGerd Hoffmann QTAILQ_INSERT_TAIL(&g->fenceq, cmd, next); 10393eb769fdSGerd Hoffmann g->inflight++; 104050d8e25eSMarc-André Lureau if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 10413eb769fdSGerd Hoffmann if (g->stats.max_inflight < g->inflight) { 10423eb769fdSGerd Hoffmann g->stats.max_inflight = g->inflight; 10433eb769fdSGerd Hoffmann } 10443eb769fdSGerd Hoffmann fprintf(stderr, "inflight: %3d (+)\r", g->inflight); 10453eb769fdSGerd Hoffmann } 10463eb769fdSGerd Hoffmann } else { 10473eb769fdSGerd Hoffmann g_free(cmd); 10483eb769fdSGerd Hoffmann } 10493eb769fdSGerd Hoffmann } 1050f8f3c271SMarc-André Lureau g->processing_cmdq = false; 10513eb769fdSGerd Hoffmann } 10523eb769fdSGerd Hoffmann 1053b3a5dfdeSVivek Kasireddy static void virtio_gpu_process_fenceq(VirtIOGPU *g) 1054b3a5dfdeSVivek Kasireddy { 1055b3a5dfdeSVivek Kasireddy struct virtio_gpu_ctrl_command *cmd, *tmp; 1056b3a5dfdeSVivek Kasireddy 1057b3a5dfdeSVivek Kasireddy QTAILQ_FOREACH_SAFE(cmd, &g->fenceq, next, tmp) { 1058b3a5dfdeSVivek Kasireddy trace_virtio_gpu_fence_resp(cmd->cmd_hdr.fence_id); 1059b3a5dfdeSVivek Kasireddy virtio_gpu_ctrl_response_nodata(g, cmd, VIRTIO_GPU_RESP_OK_NODATA); 1060b3a5dfdeSVivek Kasireddy QTAILQ_REMOVE(&g->fenceq, cmd, next); 1061b3a5dfdeSVivek Kasireddy g_free(cmd); 1062b3a5dfdeSVivek Kasireddy g->inflight--; 1063b3a5dfdeSVivek Kasireddy if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 1064b3a5dfdeSVivek Kasireddy fprintf(stderr, "inflight: %3d (-)\r", g->inflight); 1065b3a5dfdeSVivek Kasireddy } 1066b3a5dfdeSVivek Kasireddy } 1067b3a5dfdeSVivek Kasireddy } 1068b3a5dfdeSVivek Kasireddy 1069b3a5dfdeSVivek Kasireddy static void virtio_gpu_handle_gl_flushed(VirtIOGPUBase *b) 1070b3a5dfdeSVivek Kasireddy { 1071b3a5dfdeSVivek Kasireddy VirtIOGPU *g = container_of(b, VirtIOGPU, parent_obj); 1072b3a5dfdeSVivek Kasireddy 1073b3a5dfdeSVivek Kasireddy virtio_gpu_process_fenceq(g); 1074b3a5dfdeSVivek Kasireddy virtio_gpu_process_cmdq(g); 1075b3a5dfdeSVivek Kasireddy } 1076b3a5dfdeSVivek Kasireddy 107762232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq) 107862232bf4SGerd Hoffmann { 107962232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 108062232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 108162232bf4SGerd Hoffmann 108262232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 108362232bf4SGerd Hoffmann return; 108462232bf4SGerd Hoffmann } 108562232bf4SGerd Hoffmann 108651b19ebeSPaolo Bonzini cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); 108751b19ebeSPaolo Bonzini while (cmd) { 108862232bf4SGerd Hoffmann cmd->vq = vq; 108962232bf4SGerd Hoffmann cmd->error = 0; 109062232bf4SGerd Hoffmann cmd->finished = false; 10913eb769fdSGerd Hoffmann QTAILQ_INSERT_TAIL(&g->cmdq, cmd, next); 109251b19ebeSPaolo Bonzini cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); 109362232bf4SGerd Hoffmann } 10949d9e1521SGerd Hoffmann 10953eb769fdSGerd Hoffmann virtio_gpu_process_cmdq(g); 109662232bf4SGerd Hoffmann } 109762232bf4SGerd Hoffmann 109862232bf4SGerd Hoffmann static void virtio_gpu_ctrl_bh(void *opaque) 109962232bf4SGerd Hoffmann { 110062232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 1101cabbe8e5SGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_GET_CLASS(g); 1102cabbe8e5SGerd Hoffmann 1103cabbe8e5SGerd Hoffmann vgc->handle_ctrl(&g->parent_obj.parent_obj, g->ctrl_vq); 110462232bf4SGerd Hoffmann } 110562232bf4SGerd Hoffmann 110662232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor(VirtIODevice *vdev, VirtQueue *vq) 110762232bf4SGerd Hoffmann { 110862232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 110951b19ebeSPaolo Bonzini VirtQueueElement *elem; 111062232bf4SGerd Hoffmann size_t s; 111162232bf4SGerd Hoffmann struct virtio_gpu_update_cursor cursor_info; 111262232bf4SGerd Hoffmann 111362232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 111462232bf4SGerd Hoffmann return; 111562232bf4SGerd Hoffmann } 111651b19ebeSPaolo Bonzini for (;;) { 111751b19ebeSPaolo Bonzini elem = virtqueue_pop(vq, sizeof(VirtQueueElement)); 111851b19ebeSPaolo Bonzini if (!elem) { 111951b19ebeSPaolo Bonzini break; 112051b19ebeSPaolo Bonzini } 112151b19ebeSPaolo Bonzini 112251b19ebeSPaolo Bonzini s = iov_to_buf(elem->out_sg, elem->out_num, 0, 112362232bf4SGerd Hoffmann &cursor_info, sizeof(cursor_info)); 112462232bf4SGerd Hoffmann if (s != sizeof(cursor_info)) { 112562232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 112662232bf4SGerd Hoffmann "%s: cursor size incorrect %zu vs %zu\n", 112762232bf4SGerd Hoffmann __func__, s, sizeof(cursor_info)); 112862232bf4SGerd Hoffmann } else { 11291715d6b5SFarhan Ali virtio_gpu_bswap_32(&cursor_info, sizeof(cursor_info)); 113062232bf4SGerd Hoffmann update_cursor(g, &cursor_info); 113162232bf4SGerd Hoffmann } 113251b19ebeSPaolo Bonzini virtqueue_push(vq, elem, 0); 113362232bf4SGerd Hoffmann virtio_notify(vdev, vq); 113451b19ebeSPaolo Bonzini g_free(elem); 113562232bf4SGerd Hoffmann } 113662232bf4SGerd Hoffmann } 113762232bf4SGerd Hoffmann 113862232bf4SGerd Hoffmann static void virtio_gpu_cursor_bh(void *opaque) 113962232bf4SGerd Hoffmann { 114062232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 114150d8e25eSMarc-André Lureau virtio_gpu_handle_cursor(&g->parent_obj.parent_obj, g->cursor_vq); 114262232bf4SGerd Hoffmann } 114362232bf4SGerd Hoffmann 11440c244e50SGerd Hoffmann static const VMStateDescription vmstate_virtio_gpu_scanout = { 11450c244e50SGerd Hoffmann .name = "virtio-gpu-one-scanout", 11460c244e50SGerd Hoffmann .version_id = 1, 11470c244e50SGerd Hoffmann .fields = (VMStateField[]) { 11480c244e50SGerd Hoffmann VMSTATE_UINT32(resource_id, struct virtio_gpu_scanout), 11490c244e50SGerd Hoffmann VMSTATE_UINT32(width, struct virtio_gpu_scanout), 11500c244e50SGerd Hoffmann VMSTATE_UINT32(height, struct virtio_gpu_scanout), 11510c244e50SGerd Hoffmann VMSTATE_INT32(x, struct virtio_gpu_scanout), 11520c244e50SGerd Hoffmann VMSTATE_INT32(y, struct virtio_gpu_scanout), 11530c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.resource_id, struct virtio_gpu_scanout), 11540c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.hot_x, struct virtio_gpu_scanout), 11550c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.hot_y, struct virtio_gpu_scanout), 11560c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.pos.x, struct virtio_gpu_scanout), 11570c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.pos.y, struct virtio_gpu_scanout), 11580c244e50SGerd Hoffmann VMSTATE_END_OF_LIST() 11590c244e50SGerd Hoffmann }, 11600c244e50SGerd Hoffmann }; 11610c244e50SGerd Hoffmann 11620c244e50SGerd Hoffmann static const VMStateDescription vmstate_virtio_gpu_scanouts = { 11630c244e50SGerd Hoffmann .name = "virtio-gpu-scanouts", 11640c244e50SGerd Hoffmann .version_id = 1, 11650c244e50SGerd Hoffmann .fields = (VMStateField[]) { 116650d8e25eSMarc-André Lureau VMSTATE_INT32(parent_obj.enable, struct VirtIOGPU), 116750d8e25eSMarc-André Lureau VMSTATE_UINT32_EQUAL(parent_obj.conf.max_outputs, 116850d8e25eSMarc-André Lureau struct VirtIOGPU, NULL), 116950d8e25eSMarc-André Lureau VMSTATE_STRUCT_VARRAY_UINT32(parent_obj.scanout, struct VirtIOGPU, 117050d8e25eSMarc-André Lureau parent_obj.conf.max_outputs, 1, 11710c244e50SGerd Hoffmann vmstate_virtio_gpu_scanout, 11720c244e50SGerd Hoffmann struct virtio_gpu_scanout), 11730c244e50SGerd Hoffmann VMSTATE_END_OF_LIST() 11740c244e50SGerd Hoffmann }, 11750c244e50SGerd Hoffmann }; 11760c244e50SGerd Hoffmann 11772c21ee76SJianjun Duan static int virtio_gpu_save(QEMUFile *f, void *opaque, size_t size, 11783ddba9a9SMarkus Armbruster const VMStateField *field, JSONWriter *vmdesc) 11790c244e50SGerd Hoffmann { 11800c244e50SGerd Hoffmann VirtIOGPU *g = opaque; 11810c244e50SGerd Hoffmann struct virtio_gpu_simple_resource *res; 11820c244e50SGerd Hoffmann int i; 11830c244e50SGerd Hoffmann 11840c244e50SGerd Hoffmann /* in 2d mode we should never find unprocessed commands here */ 11850c244e50SGerd Hoffmann assert(QTAILQ_EMPTY(&g->cmdq)); 11860c244e50SGerd Hoffmann 11870c244e50SGerd Hoffmann QTAILQ_FOREACH(res, &g->reslist, next) { 11880c244e50SGerd Hoffmann qemu_put_be32(f, res->resource_id); 11890c244e50SGerd Hoffmann qemu_put_be32(f, res->width); 11900c244e50SGerd Hoffmann qemu_put_be32(f, res->height); 11910c244e50SGerd Hoffmann qemu_put_be32(f, res->format); 11920c244e50SGerd Hoffmann qemu_put_be32(f, res->iov_cnt); 11930c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 11940c244e50SGerd Hoffmann qemu_put_be64(f, res->addrs[i]); 11950c244e50SGerd Hoffmann qemu_put_be32(f, res->iov[i].iov_len); 11960c244e50SGerd Hoffmann } 11970c244e50SGerd Hoffmann qemu_put_buffer(f, (void *)pixman_image_get_data(res->image), 11980c244e50SGerd Hoffmann pixman_image_get_stride(res->image) * res->height); 11990c244e50SGerd Hoffmann } 12000c244e50SGerd Hoffmann qemu_put_be32(f, 0); /* end of list */ 12010c244e50SGerd Hoffmann 12022f168d07SDr. David Alan Gilbert return vmstate_save_state(f, &vmstate_virtio_gpu_scanouts, g, NULL); 12030c244e50SGerd Hoffmann } 12040c244e50SGerd Hoffmann 12052c21ee76SJianjun Duan static int virtio_gpu_load(QEMUFile *f, void *opaque, size_t size, 120603fee66fSMarc-André Lureau const VMStateField *field) 12070c244e50SGerd Hoffmann { 12080c244e50SGerd Hoffmann VirtIOGPU *g = opaque; 12090c244e50SGerd Hoffmann struct virtio_gpu_simple_resource *res; 12100c244e50SGerd Hoffmann struct virtio_gpu_scanout *scanout; 12110c244e50SGerd Hoffmann uint32_t resource_id, pformat; 12128a502efdSHalil Pasic int i; 12130c244e50SGerd Hoffmann 1214039aa5dbSPeter Maydell g->hostmem = 0; 1215039aa5dbSPeter Maydell 12160c244e50SGerd Hoffmann resource_id = qemu_get_be32(f); 12170c244e50SGerd Hoffmann while (resource_id != 0) { 1218b0ee78ffSLi Qiang res = virtio_gpu_find_resource(g, resource_id); 1219b0ee78ffSLi Qiang if (res) { 1220b0ee78ffSLi Qiang return -EINVAL; 1221b0ee78ffSLi Qiang } 1222b0ee78ffSLi Qiang 12230c244e50SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 12240c244e50SGerd Hoffmann res->resource_id = resource_id; 12250c244e50SGerd Hoffmann res->width = qemu_get_be32(f); 12260c244e50SGerd Hoffmann res->height = qemu_get_be32(f); 12270c244e50SGerd Hoffmann res->format = qemu_get_be32(f); 12280c244e50SGerd Hoffmann res->iov_cnt = qemu_get_be32(f); 12290c244e50SGerd Hoffmann 12300c244e50SGerd Hoffmann /* allocate */ 123183a7d3c0SMarc-André Lureau pformat = virtio_gpu_get_pixman_format(res->format); 12320c244e50SGerd Hoffmann if (!pformat) { 1233c84f0f25SPeter Maydell g_free(res); 12340c244e50SGerd Hoffmann return -EINVAL; 12350c244e50SGerd Hoffmann } 12360c244e50SGerd Hoffmann res->image = pixman_image_create_bits(pformat, 12370c244e50SGerd Hoffmann res->width, res->height, 12380c244e50SGerd Hoffmann NULL, 0); 12390c244e50SGerd Hoffmann if (!res->image) { 1240c84f0f25SPeter Maydell g_free(res); 12410c244e50SGerd Hoffmann return -EINVAL; 12420c244e50SGerd Hoffmann } 12430c244e50SGerd Hoffmann 1244c53f5b89STao Wu res->hostmem = calc_image_hostmem(pformat, res->width, res->height); 1245039aa5dbSPeter Maydell 12460c244e50SGerd Hoffmann res->addrs = g_new(uint64_t, res->iov_cnt); 12470c244e50SGerd Hoffmann res->iov = g_new(struct iovec, res->iov_cnt); 12480c244e50SGerd Hoffmann 12490c244e50SGerd Hoffmann /* read data */ 12500c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 12510c244e50SGerd Hoffmann res->addrs[i] = qemu_get_be64(f); 12520c244e50SGerd Hoffmann res->iov[i].iov_len = qemu_get_be32(f); 12530c244e50SGerd Hoffmann } 12540c244e50SGerd Hoffmann qemu_get_buffer(f, (void *)pixman_image_get_data(res->image), 12550c244e50SGerd Hoffmann pixman_image_get_stride(res->image) * res->height); 12560c244e50SGerd Hoffmann 12570c244e50SGerd Hoffmann /* restore mapping */ 12580c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 12590c244e50SGerd Hoffmann hwaddr len = res->iov[i].iov_len; 12600c244e50SGerd Hoffmann res->iov[i].iov_base = 1261a1d4b0a3SPhilippe Mathieu-Daudé dma_memory_map(VIRTIO_DEVICE(g)->dma_as, res->addrs[i], &len, 1262a1d4b0a3SPhilippe Mathieu-Daudé DMA_DIRECTION_TO_DEVICE, 1263a1d4b0a3SPhilippe Mathieu-Daudé MEMTXATTRS_UNSPECIFIED); 12643bb68f79SGerd Hoffmann 12650c244e50SGerd Hoffmann if (!res->iov[i].iov_base || len != res->iov[i].iov_len) { 1266c84f0f25SPeter Maydell /* Clean up the half-a-mapping we just created... */ 1267c84f0f25SPeter Maydell if (res->iov[i].iov_base) { 12688da132a5SGerd Hoffmann dma_memory_unmap(VIRTIO_DEVICE(g)->dma_as, 12698da132a5SGerd Hoffmann res->iov[i].iov_base, 1270a7f85e03SGerd Hoffmann len, 12718da132a5SGerd Hoffmann DMA_DIRECTION_TO_DEVICE, 1272a7f85e03SGerd Hoffmann 0); 1273c84f0f25SPeter Maydell } 1274c84f0f25SPeter Maydell /* ...and the mappings for previous loop iterations */ 1275c84f0f25SPeter Maydell res->iov_cnt = i; 12763bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 1277c84f0f25SPeter Maydell pixman_image_unref(res->image); 1278c84f0f25SPeter Maydell g_free(res); 12790c244e50SGerd Hoffmann return -EINVAL; 12800c244e50SGerd Hoffmann } 12810c244e50SGerd Hoffmann } 12820c244e50SGerd Hoffmann 12830c244e50SGerd Hoffmann QTAILQ_INSERT_HEAD(&g->reslist, res, next); 1284039aa5dbSPeter Maydell g->hostmem += res->hostmem; 12850c244e50SGerd Hoffmann 12860c244e50SGerd Hoffmann resource_id = qemu_get_be32(f); 12870c244e50SGerd Hoffmann } 12880c244e50SGerd Hoffmann 12890c244e50SGerd Hoffmann /* load & apply scanout state */ 12900c244e50SGerd Hoffmann vmstate_load_state(f, &vmstate_virtio_gpu_scanouts, g, 1); 129150d8e25eSMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 129250d8e25eSMarc-André Lureau scanout = &g->parent_obj.scanout[i]; 12930c244e50SGerd Hoffmann if (!scanout->resource_id) { 12940c244e50SGerd Hoffmann continue; 12950c244e50SGerd Hoffmann } 12960c244e50SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 12970c244e50SGerd Hoffmann if (!res) { 12980c244e50SGerd Hoffmann return -EINVAL; 12990c244e50SGerd Hoffmann } 13000c244e50SGerd Hoffmann scanout->ds = qemu_create_displaysurface_pixman(res->image); 13010c244e50SGerd Hoffmann if (!scanout->ds) { 13020c244e50SGerd Hoffmann return -EINVAL; 13030c244e50SGerd Hoffmann } 13040c244e50SGerd Hoffmann 13050c244e50SGerd Hoffmann dpy_gfx_replace_surface(scanout->con, scanout->ds); 130691155f8bSGerd Hoffmann dpy_gfx_update_full(scanout->con); 130710750ee0SGerd Hoffmann if (scanout->cursor.resource_id) { 13080c244e50SGerd Hoffmann update_cursor(g, &scanout->cursor); 130910750ee0SGerd Hoffmann } 13100c244e50SGerd Hoffmann res->scanout_bitmask |= (1 << i); 13110c244e50SGerd Hoffmann } 13120c244e50SGerd Hoffmann 13130c244e50SGerd Hoffmann return 0; 13140c244e50SGerd Hoffmann } 13150c244e50SGerd Hoffmann 131637f86af0SGerd Hoffmann void virtio_gpu_device_realize(DeviceState *qdev, Error **errp) 131762232bf4SGerd Hoffmann { 131862232bf4SGerd Hoffmann VirtIODevice *vdev = VIRTIO_DEVICE(qdev); 131962232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(qdev); 13209d9e1521SGerd Hoffmann 1321cce386e1SVivek Kasireddy if (virtio_gpu_blob_enabled(g->parent_obj.conf)) { 1322cce386e1SVivek Kasireddy if (!virtio_gpu_have_udmabuf()) { 1323cce386e1SVivek Kasireddy error_setg(errp, "cannot enable blob resources without udmabuf"); 1324cce386e1SVivek Kasireddy return; 1325cce386e1SVivek Kasireddy } 1326cce386e1SVivek Kasireddy 1327cce386e1SVivek Kasireddy if (virtio_gpu_virgl_enabled(g->parent_obj.conf)) { 1328cce386e1SVivek Kasireddy error_setg(errp, "blobs and virgl are not compatible (yet)"); 1329cce386e1SVivek Kasireddy return; 1330cce386e1SVivek Kasireddy } 1331cce386e1SVivek Kasireddy } 1332cce386e1SVivek Kasireddy 133350d8e25eSMarc-André Lureau if (!virtio_gpu_base_device_realize(qdev, 133450d8e25eSMarc-André Lureau virtio_gpu_handle_ctrl_cb, 133550d8e25eSMarc-André Lureau virtio_gpu_handle_cursor_cb, 133650d8e25eSMarc-André Lureau errp)) { 1337fe44dc91SAshijeet Acharya return; 1338fe44dc91SAshijeet Acharya } 1339fe44dc91SAshijeet Acharya 134050d8e25eSMarc-André Lureau g->ctrl_vq = virtio_get_queue(vdev, 0); 134150d8e25eSMarc-André Lureau g->cursor_vq = virtio_get_queue(vdev, 1); 134262232bf4SGerd Hoffmann g->ctrl_bh = qemu_bh_new(virtio_gpu_ctrl_bh, g); 134362232bf4SGerd Hoffmann g->cursor_bh = qemu_bh_new(virtio_gpu_cursor_bh, g); 134462232bf4SGerd Hoffmann QTAILQ_INIT(&g->reslist); 13453eb769fdSGerd Hoffmann QTAILQ_INIT(&g->cmdq); 134662232bf4SGerd Hoffmann QTAILQ_INIT(&g->fenceq); 134762232bf4SGerd Hoffmann } 134862232bf4SGerd Hoffmann 134976fa8b35SGerd Hoffmann void virtio_gpu_reset(VirtIODevice *vdev) 135062232bf4SGerd Hoffmann { 135162232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 135262232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res, *tmp; 1353dc84ed5bSGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 135462232bf4SGerd Hoffmann 135562232bf4SGerd Hoffmann QTAILQ_FOREACH_SAFE(res, &g->reslist, next, tmp) { 135662232bf4SGerd Hoffmann virtio_gpu_resource_destroy(g, res); 135762232bf4SGerd Hoffmann } 13589d9e1521SGerd Hoffmann 1359dc84ed5bSGerd Hoffmann while (!QTAILQ_EMPTY(&g->cmdq)) { 1360dc84ed5bSGerd Hoffmann cmd = QTAILQ_FIRST(&g->cmdq); 1361dc84ed5bSGerd Hoffmann QTAILQ_REMOVE(&g->cmdq, cmd, next); 1362dc84ed5bSGerd Hoffmann g_free(cmd); 1363dc84ed5bSGerd Hoffmann } 1364dc84ed5bSGerd Hoffmann 1365dc84ed5bSGerd Hoffmann while (!QTAILQ_EMPTY(&g->fenceq)) { 1366dc84ed5bSGerd Hoffmann cmd = QTAILQ_FIRST(&g->fenceq); 1367dc84ed5bSGerd Hoffmann QTAILQ_REMOVE(&g->fenceq, cmd, next); 1368dc84ed5bSGerd Hoffmann g->inflight--; 1369dc84ed5bSGerd Hoffmann g_free(cmd); 1370dc84ed5bSGerd Hoffmann } 1371dc84ed5bSGerd Hoffmann 137250d8e25eSMarc-André Lureau virtio_gpu_base_reset(VIRTIO_GPU_BASE(vdev)); 137350d8e25eSMarc-André Lureau } 137450d8e25eSMarc-André Lureau 137550d8e25eSMarc-André Lureau static void 137650d8e25eSMarc-André Lureau virtio_gpu_get_config(VirtIODevice *vdev, uint8_t *config) 137750d8e25eSMarc-André Lureau { 137850d8e25eSMarc-André Lureau VirtIOGPUBase *g = VIRTIO_GPU_BASE(vdev); 137950d8e25eSMarc-André Lureau 138050d8e25eSMarc-André Lureau memcpy(config, &g->virtio_config, sizeof(g->virtio_config)); 138150d8e25eSMarc-André Lureau } 138250d8e25eSMarc-André Lureau 138350d8e25eSMarc-André Lureau static void 138450d8e25eSMarc-André Lureau virtio_gpu_set_config(VirtIODevice *vdev, const uint8_t *config) 138550d8e25eSMarc-André Lureau { 138650d8e25eSMarc-André Lureau VirtIOGPUBase *g = VIRTIO_GPU_BASE(vdev); 138750d8e25eSMarc-André Lureau const struct virtio_gpu_config *vgconfig = 138850d8e25eSMarc-André Lureau (const struct virtio_gpu_config *)config; 138950d8e25eSMarc-André Lureau 139050d8e25eSMarc-André Lureau if (vgconfig->events_clear) { 139150d8e25eSMarc-André Lureau g->virtio_config.events_read &= ~vgconfig->events_clear; 139250d8e25eSMarc-André Lureau } 139362232bf4SGerd Hoffmann } 139462232bf4SGerd Hoffmann 13958a502efdSHalil Pasic /* 13968a502efdSHalil Pasic * For historical reasons virtio_gpu does not adhere to virtio migration 13978a502efdSHalil Pasic * scheme as described in doc/virtio-migration.txt, in a sense that no 13988a502efdSHalil Pasic * save/load callback are provided to the core. Instead the device data 13998a502efdSHalil Pasic * is saved/loaded after the core data. 14008a502efdSHalil Pasic * 14018a502efdSHalil Pasic * Because of this we need a special vmsd. 14028a502efdSHalil Pasic */ 14038a502efdSHalil Pasic static const VMStateDescription vmstate_virtio_gpu = { 14048a502efdSHalil Pasic .name = "virtio-gpu", 14058a502efdSHalil Pasic .minimum_version_id = VIRTIO_GPU_VM_VERSION, 14068a502efdSHalil Pasic .version_id = VIRTIO_GPU_VM_VERSION, 14078a502efdSHalil Pasic .fields = (VMStateField[]) { 14088a502efdSHalil Pasic VMSTATE_VIRTIO_DEVICE /* core */, 14098a502efdSHalil Pasic { 14108a502efdSHalil Pasic .name = "virtio-gpu", 14118a502efdSHalil Pasic .info = &(const VMStateInfo) { 14128a502efdSHalil Pasic .name = "virtio-gpu", 14138a502efdSHalil Pasic .get = virtio_gpu_load, 14148a502efdSHalil Pasic .put = virtio_gpu_save, 14158a502efdSHalil Pasic }, 14168a502efdSHalil Pasic .flags = VMS_SINGLE, 14178a502efdSHalil Pasic } /* device */, 14188a502efdSHalil Pasic VMSTATE_END_OF_LIST() 14198a502efdSHalil Pasic }, 14208a502efdSHalil Pasic }; 14210fc07498SDr. David Alan Gilbert 142262232bf4SGerd Hoffmann static Property virtio_gpu_properties[] = { 142350d8e25eSMarc-André Lureau VIRTIO_GPU_BASE_PROPERTIES(VirtIOGPU, parent_obj.conf), 142450d8e25eSMarc-André Lureau DEFINE_PROP_SIZE("max_hostmem", VirtIOGPU, conf_max_hostmem, 142550d8e25eSMarc-André Lureau 256 * MiB), 1426cce386e1SVivek Kasireddy DEFINE_PROP_BIT("blob", VirtIOGPU, parent_obj.conf.flags, 1427cce386e1SVivek Kasireddy VIRTIO_GPU_FLAG_BLOB_ENABLED, false), 142862232bf4SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 142962232bf4SGerd Hoffmann }; 143062232bf4SGerd Hoffmann 143162232bf4SGerd Hoffmann static void virtio_gpu_class_init(ObjectClass *klass, void *data) 143262232bf4SGerd Hoffmann { 143362232bf4SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 143462232bf4SGerd Hoffmann VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass); 1435cabbe8e5SGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_CLASS(klass); 1436b3a5dfdeSVivek Kasireddy VirtIOGPUBaseClass *vgbc = &vgc->parent; 143762232bf4SGerd Hoffmann 1438cabbe8e5SGerd Hoffmann vgc->handle_ctrl = virtio_gpu_handle_ctrl; 14392f47691aSGerd Hoffmann vgc->process_cmd = virtio_gpu_simple_process_cmd; 14402c267d66SGerd Hoffmann vgc->update_cursor_data = virtio_gpu_update_cursor_data; 1441b3a5dfdeSVivek Kasireddy vgbc->gl_flushed = virtio_gpu_handle_gl_flushed; 1442cabbe8e5SGerd Hoffmann 144362232bf4SGerd Hoffmann vdc->realize = virtio_gpu_device_realize; 144450d8e25eSMarc-André Lureau vdc->reset = virtio_gpu_reset; 144562232bf4SGerd Hoffmann vdc->get_config = virtio_gpu_get_config; 144662232bf4SGerd Hoffmann vdc->set_config = virtio_gpu_set_config; 144762232bf4SGerd Hoffmann 14480fc07498SDr. David Alan Gilbert dc->vmsd = &vmstate_virtio_gpu; 14494f67d30bSMarc-André Lureau device_class_set_props(dc, virtio_gpu_properties); 145062232bf4SGerd Hoffmann } 145162232bf4SGerd Hoffmann 145262232bf4SGerd Hoffmann static const TypeInfo virtio_gpu_info = { 145362232bf4SGerd Hoffmann .name = TYPE_VIRTIO_GPU, 145450d8e25eSMarc-André Lureau .parent = TYPE_VIRTIO_GPU_BASE, 145562232bf4SGerd Hoffmann .instance_size = sizeof(VirtIOGPU), 1456cabbe8e5SGerd Hoffmann .class_size = sizeof(VirtIOGPUClass), 145762232bf4SGerd Hoffmann .class_init = virtio_gpu_class_init, 145862232bf4SGerd Hoffmann }; 1459561d0f45SGerd Hoffmann module_obj(TYPE_VIRTIO_GPU); 146024ce7aa7SJose R. Ziviani module_kconfig(VIRTIO_GPU); 146162232bf4SGerd Hoffmann 146262232bf4SGerd Hoffmann static void virtio_register_types(void) 146362232bf4SGerd Hoffmann { 146462232bf4SGerd Hoffmann type_register_static(&virtio_gpu_info); 146562232bf4SGerd Hoffmann } 146662232bf4SGerd Hoffmann 146762232bf4SGerd Hoffmann type_init(virtio_register_types) 1468