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" 27a27bd6c7SMarkus Armbruster #include "hw/qdev-properties.h" 2803dd024fSPaolo Bonzini #include "qemu/log.h" 290b8fa32fSMarkus Armbruster #include "qemu/module.h" 305e3d741cSMarc-André Lureau #include "qapi/error.h" 3150d8e25eSMarc-André Lureau #include "qemu/error-report.h" 3262232bf4SGerd Hoffmann 330c244e50SGerd Hoffmann #define VIRTIO_GPU_VM_VERSION 1 340c244e50SGerd Hoffmann 3562232bf4SGerd Hoffmann static struct virtio_gpu_simple_resource* 3662232bf4SGerd Hoffmann virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id); 3725c001a4SVivek Kasireddy static struct virtio_gpu_simple_resource * 3825c001a4SVivek Kasireddy virtio_gpu_find_check_resource(VirtIOGPU *g, uint32_t resource_id, 3925c001a4SVivek Kasireddy bool require_backing, 4025c001a4SVivek Kasireddy const char *caller, uint32_t *error); 4162232bf4SGerd Hoffmann 423bb68f79SGerd Hoffmann static void virtio_gpu_cleanup_mapping(VirtIOGPU *g, 433bb68f79SGerd Hoffmann struct virtio_gpu_simple_resource *res); 44b8e23926SLi Qiang 452c267d66SGerd Hoffmann void virtio_gpu_update_cursor_data(VirtIOGPU *g, 4662232bf4SGerd Hoffmann struct virtio_gpu_scanout *s, 4762232bf4SGerd Hoffmann uint32_t resource_id) 4862232bf4SGerd Hoffmann { 4962232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 5062232bf4SGerd Hoffmann uint32_t pixels; 51bdd53f73SVivek Kasireddy void *data; 5262232bf4SGerd Hoffmann 5325c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, resource_id, false, 5425c001a4SVivek Kasireddy __func__, NULL); 5562232bf4SGerd Hoffmann if (!res) { 5662232bf4SGerd Hoffmann return; 5762232bf4SGerd Hoffmann } 5862232bf4SGerd Hoffmann 59bdd53f73SVivek Kasireddy if (res->blob_size) { 60bdd53f73SVivek Kasireddy if (res->blob_size < (s->current_cursor->width * 61bdd53f73SVivek Kasireddy s->current_cursor->height * 4)) { 62bdd53f73SVivek Kasireddy return; 63bdd53f73SVivek Kasireddy } 64bdd53f73SVivek Kasireddy data = res->blob; 65bdd53f73SVivek Kasireddy } else { 6662232bf4SGerd Hoffmann if (pixman_image_get_width(res->image) != s->current_cursor->width || 6762232bf4SGerd Hoffmann pixman_image_get_height(res->image) != s->current_cursor->height) { 6862232bf4SGerd Hoffmann return; 6962232bf4SGerd Hoffmann } 70bdd53f73SVivek Kasireddy data = pixman_image_get_data(res->image); 71bdd53f73SVivek Kasireddy } 7262232bf4SGerd Hoffmann 7362232bf4SGerd Hoffmann pixels = s->current_cursor->width * s->current_cursor->height; 74bdd53f73SVivek Kasireddy memcpy(s->current_cursor->data, data, 7562232bf4SGerd Hoffmann pixels * sizeof(uint32_t)); 7662232bf4SGerd Hoffmann } 7762232bf4SGerd Hoffmann 7862232bf4SGerd Hoffmann static void update_cursor(VirtIOGPU *g, struct virtio_gpu_update_cursor *cursor) 7962232bf4SGerd Hoffmann { 8062232bf4SGerd Hoffmann struct virtio_gpu_scanout *s; 812c267d66SGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_GET_CLASS(g); 820c244e50SGerd Hoffmann bool move = cursor->hdr.type == VIRTIO_GPU_CMD_MOVE_CURSOR; 8362232bf4SGerd Hoffmann 8450d8e25eSMarc-André Lureau if (cursor->pos.scanout_id >= g->parent_obj.conf.max_outputs) { 8562232bf4SGerd Hoffmann return; 8662232bf4SGerd Hoffmann } 8750d8e25eSMarc-André Lureau s = &g->parent_obj.scanout[cursor->pos.scanout_id]; 8862232bf4SGerd Hoffmann 89e9c1b459SGerd Hoffmann trace_virtio_gpu_update_cursor(cursor->pos.scanout_id, 90e9c1b459SGerd Hoffmann cursor->pos.x, 91e9c1b459SGerd Hoffmann cursor->pos.y, 92e9c1b459SGerd Hoffmann move ? "move" : "update", 93e9c1b459SGerd Hoffmann cursor->resource_id); 94e9c1b459SGerd Hoffmann 950c244e50SGerd Hoffmann if (!move) { 9662232bf4SGerd Hoffmann if (!s->current_cursor) { 9762232bf4SGerd Hoffmann s->current_cursor = cursor_alloc(64, 64); 9862232bf4SGerd Hoffmann } 9962232bf4SGerd Hoffmann 10062232bf4SGerd Hoffmann s->current_cursor->hot_x = cursor->hot_x; 10162232bf4SGerd Hoffmann s->current_cursor->hot_y = cursor->hot_y; 10262232bf4SGerd Hoffmann 10362232bf4SGerd Hoffmann if (cursor->resource_id > 0) { 1042c267d66SGerd Hoffmann vgc->update_cursor_data(g, s, cursor->resource_id); 10562232bf4SGerd Hoffmann } 10662232bf4SGerd Hoffmann dpy_cursor_define(s->con, s->current_cursor); 1070c244e50SGerd Hoffmann 1080c244e50SGerd Hoffmann s->cursor = *cursor; 1090c244e50SGerd Hoffmann } else { 1100c244e50SGerd Hoffmann s->cursor.pos.x = cursor->pos.x; 1110c244e50SGerd Hoffmann s->cursor.pos.y = cursor->pos.y; 11262232bf4SGerd Hoffmann } 11362232bf4SGerd Hoffmann dpy_mouse_set(s->con, cursor->pos.x, cursor->pos.y, 11462232bf4SGerd Hoffmann cursor->resource_id ? 1 : 0); 11562232bf4SGerd Hoffmann } 11662232bf4SGerd Hoffmann 11762232bf4SGerd Hoffmann static struct virtio_gpu_simple_resource * 11862232bf4SGerd Hoffmann virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id) 11962232bf4SGerd Hoffmann { 12062232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 12162232bf4SGerd Hoffmann 12262232bf4SGerd Hoffmann QTAILQ_FOREACH(res, &g->reslist, next) { 12362232bf4SGerd Hoffmann if (res->resource_id == resource_id) { 12462232bf4SGerd Hoffmann return res; 12562232bf4SGerd Hoffmann } 12662232bf4SGerd Hoffmann } 12762232bf4SGerd Hoffmann return NULL; 12862232bf4SGerd Hoffmann } 12962232bf4SGerd Hoffmann 13025c001a4SVivek Kasireddy static struct virtio_gpu_simple_resource * 13125c001a4SVivek Kasireddy virtio_gpu_find_check_resource(VirtIOGPU *g, uint32_t resource_id, 13225c001a4SVivek Kasireddy bool require_backing, 13325c001a4SVivek Kasireddy const char *caller, uint32_t *error) 13425c001a4SVivek Kasireddy { 13525c001a4SVivek Kasireddy struct virtio_gpu_simple_resource *res; 13625c001a4SVivek Kasireddy 13725c001a4SVivek Kasireddy res = virtio_gpu_find_resource(g, resource_id); 13825c001a4SVivek Kasireddy if (!res) { 13925c001a4SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: invalid resource specified %d\n", 14025c001a4SVivek Kasireddy caller, resource_id); 14125c001a4SVivek Kasireddy if (error) { 14225c001a4SVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 14325c001a4SVivek Kasireddy } 14425c001a4SVivek Kasireddy return NULL; 14525c001a4SVivek Kasireddy } 14625c001a4SVivek Kasireddy 14725c001a4SVivek Kasireddy if (require_backing) { 148e0933d91SVivek Kasireddy if (!res->iov || (!res->image && !res->blob)) { 14925c001a4SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: no backing storage %d\n", 15025c001a4SVivek Kasireddy caller, resource_id); 15125c001a4SVivek Kasireddy if (error) { 15225c001a4SVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_UNSPEC; 15325c001a4SVivek Kasireddy } 15425c001a4SVivek Kasireddy return NULL; 15525c001a4SVivek Kasireddy } 15625c001a4SVivek Kasireddy } 15725c001a4SVivek Kasireddy 15825c001a4SVivek Kasireddy return res; 15925c001a4SVivek Kasireddy } 16025c001a4SVivek Kasireddy 16162232bf4SGerd Hoffmann void virtio_gpu_ctrl_response(VirtIOGPU *g, 16262232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 16362232bf4SGerd Hoffmann struct virtio_gpu_ctrl_hdr *resp, 16462232bf4SGerd Hoffmann size_t resp_len) 16562232bf4SGerd Hoffmann { 16662232bf4SGerd Hoffmann size_t s; 16762232bf4SGerd Hoffmann 16862232bf4SGerd Hoffmann if (cmd->cmd_hdr.flags & VIRTIO_GPU_FLAG_FENCE) { 16962232bf4SGerd Hoffmann resp->flags |= VIRTIO_GPU_FLAG_FENCE; 17062232bf4SGerd Hoffmann resp->fence_id = cmd->cmd_hdr.fence_id; 17162232bf4SGerd Hoffmann resp->ctx_id = cmd->cmd_hdr.ctx_id; 17262232bf4SGerd Hoffmann } 1731715d6b5SFarhan Ali virtio_gpu_ctrl_hdr_bswap(resp); 17462232bf4SGerd Hoffmann s = iov_from_buf(cmd->elem.in_sg, cmd->elem.in_num, 0, resp, resp_len); 17562232bf4SGerd Hoffmann if (s != resp_len) { 17662232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 17762232bf4SGerd Hoffmann "%s: response size incorrect %zu vs %zu\n", 17862232bf4SGerd Hoffmann __func__, s, resp_len); 17962232bf4SGerd Hoffmann } 18062232bf4SGerd Hoffmann virtqueue_push(cmd->vq, &cmd->elem, s); 18162232bf4SGerd Hoffmann virtio_notify(VIRTIO_DEVICE(g), cmd->vq); 18262232bf4SGerd Hoffmann cmd->finished = true; 18362232bf4SGerd Hoffmann } 18462232bf4SGerd Hoffmann 18562232bf4SGerd Hoffmann void virtio_gpu_ctrl_response_nodata(VirtIOGPU *g, 18662232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 18762232bf4SGerd Hoffmann enum virtio_gpu_ctrl_type type) 18862232bf4SGerd Hoffmann { 18962232bf4SGerd Hoffmann struct virtio_gpu_ctrl_hdr resp; 19062232bf4SGerd Hoffmann 19162232bf4SGerd Hoffmann memset(&resp, 0, sizeof(resp)); 19262232bf4SGerd Hoffmann resp.type = type; 19362232bf4SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &resp, sizeof(resp)); 19462232bf4SGerd Hoffmann } 19562232bf4SGerd Hoffmann 19662232bf4SGerd Hoffmann void virtio_gpu_get_display_info(VirtIOGPU *g, 19762232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 19862232bf4SGerd Hoffmann { 19962232bf4SGerd Hoffmann struct virtio_gpu_resp_display_info display_info; 20062232bf4SGerd Hoffmann 20162232bf4SGerd Hoffmann trace_virtio_gpu_cmd_get_display_info(); 20262232bf4SGerd Hoffmann memset(&display_info, 0, sizeof(display_info)); 20362232bf4SGerd Hoffmann display_info.hdr.type = VIRTIO_GPU_RESP_OK_DISPLAY_INFO; 20450d8e25eSMarc-André Lureau virtio_gpu_base_fill_display_info(VIRTIO_GPU_BASE(g), &display_info); 20562232bf4SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &display_info.hdr, 20662232bf4SGerd Hoffmann sizeof(display_info)); 20762232bf4SGerd Hoffmann } 20862232bf4SGerd Hoffmann 2091ed2cb32SGerd Hoffmann void virtio_gpu_get_edid(VirtIOGPU *g, 2101ed2cb32SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 2111ed2cb32SGerd Hoffmann { 2121ed2cb32SGerd Hoffmann struct virtio_gpu_resp_edid edid; 2131ed2cb32SGerd Hoffmann struct virtio_gpu_cmd_get_edid get_edid; 21450d8e25eSMarc-André Lureau VirtIOGPUBase *b = VIRTIO_GPU_BASE(g); 2151ed2cb32SGerd Hoffmann 2161ed2cb32SGerd Hoffmann VIRTIO_GPU_FILL_CMD(get_edid); 2171ed2cb32SGerd Hoffmann virtio_gpu_bswap_32(&get_edid, sizeof(get_edid)); 2181ed2cb32SGerd Hoffmann 21950d8e25eSMarc-André Lureau if (get_edid.scanout >= b->conf.max_outputs) { 2201ed2cb32SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 2211ed2cb32SGerd Hoffmann return; 2221ed2cb32SGerd Hoffmann } 2231ed2cb32SGerd Hoffmann 2241ed2cb32SGerd Hoffmann trace_virtio_gpu_cmd_get_edid(get_edid.scanout); 2251ed2cb32SGerd Hoffmann memset(&edid, 0, sizeof(edid)); 2261ed2cb32SGerd Hoffmann edid.hdr.type = VIRTIO_GPU_RESP_OK_EDID; 227*ee3729d9SErico Nunes virtio_gpu_base_generate_edid(VIRTIO_GPU_BASE(g), get_edid.scanout, &edid); 2281ed2cb32SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &edid.hdr, sizeof(edid)); 2291ed2cb32SGerd Hoffmann } 2301ed2cb32SGerd Hoffmann 231c53f5b89STao Wu static uint32_t calc_image_hostmem(pixman_format_code_t pformat, 232c53f5b89STao Wu uint32_t width, uint32_t height) 233c53f5b89STao Wu { 234c53f5b89STao Wu /* Copied from pixman/pixman-bits-image.c, skip integer overflow check. 235c53f5b89STao Wu * pixman_image_create_bits will fail in case it overflow. 236c53f5b89STao Wu */ 237c53f5b89STao Wu 238c53f5b89STao Wu int bpp = PIXMAN_FORMAT_BPP(pformat); 239c53f5b89STao Wu int stride = ((width * bpp + 0x1f) >> 5) * sizeof(uint32_t); 240c53f5b89STao Wu return height * stride; 241c53f5b89STao Wu } 242c53f5b89STao Wu 2439462ff46SMarc-André Lureau #ifdef WIN32 2449462ff46SMarc-André Lureau static void 2459462ff46SMarc-André Lureau win32_pixman_image_destroy(pixman_image_t *image, void *data) 2469462ff46SMarc-André Lureau { 2479462ff46SMarc-André Lureau HANDLE handle = data; 2489462ff46SMarc-André Lureau 2499462ff46SMarc-André Lureau qemu_win32_map_free(pixman_image_get_data(image), handle, &error_warn); 2509462ff46SMarc-André Lureau } 2519462ff46SMarc-André Lureau #endif 2529462ff46SMarc-André Lureau 25362232bf4SGerd Hoffmann static void virtio_gpu_resource_create_2d(VirtIOGPU *g, 25462232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 25562232bf4SGerd Hoffmann { 25662232bf4SGerd Hoffmann pixman_format_code_t pformat; 25762232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 25862232bf4SGerd Hoffmann struct virtio_gpu_resource_create_2d c2d; 25962232bf4SGerd Hoffmann 26062232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(c2d); 2611715d6b5SFarhan Ali virtio_gpu_bswap_32(&c2d, sizeof(c2d)); 26262232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_create_2d(c2d.resource_id, c2d.format, 26362232bf4SGerd Hoffmann c2d.width, c2d.height); 26462232bf4SGerd Hoffmann 26562232bf4SGerd Hoffmann if (c2d.resource_id == 0) { 26662232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n", 26762232bf4SGerd Hoffmann __func__); 26862232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 26962232bf4SGerd Hoffmann return; 27062232bf4SGerd Hoffmann } 27162232bf4SGerd Hoffmann 27262232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, c2d.resource_id); 27362232bf4SGerd Hoffmann if (res) { 27462232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n", 27562232bf4SGerd Hoffmann __func__, c2d.resource_id); 27662232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 27762232bf4SGerd Hoffmann return; 27862232bf4SGerd Hoffmann } 27962232bf4SGerd Hoffmann 28062232bf4SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 28162232bf4SGerd Hoffmann 28262232bf4SGerd Hoffmann res->width = c2d.width; 28362232bf4SGerd Hoffmann res->height = c2d.height; 28462232bf4SGerd Hoffmann res->format = c2d.format; 28562232bf4SGerd Hoffmann res->resource_id = c2d.resource_id; 28662232bf4SGerd Hoffmann 28783a7d3c0SMarc-André Lureau pformat = virtio_gpu_get_pixman_format(c2d.format); 28862232bf4SGerd Hoffmann if (!pformat) { 28962232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 29062232bf4SGerd Hoffmann "%s: host couldn't handle guest format %d\n", 29162232bf4SGerd Hoffmann __func__, c2d.format); 292cb3a0522SLi Qiang g_free(res); 29362232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 29462232bf4SGerd Hoffmann return; 29562232bf4SGerd Hoffmann } 2969b7621bcSGerd Hoffmann 297c53f5b89STao Wu res->hostmem = calc_image_hostmem(pformat, c2d.width, c2d.height); 29850d8e25eSMarc-André Lureau if (res->hostmem + g->hostmem < g->conf_max_hostmem) { 2999462ff46SMarc-André Lureau void *bits = NULL; 3009462ff46SMarc-André Lureau #ifdef WIN32 3019462ff46SMarc-André Lureau bits = qemu_win32_map_alloc(res->hostmem, &res->handle, &error_warn); 3029462ff46SMarc-André Lureau if (!bits) { 3039462ff46SMarc-André Lureau goto end; 3049462ff46SMarc-André Lureau } 3059462ff46SMarc-André Lureau #endif 30662232bf4SGerd Hoffmann res->image = pixman_image_create_bits(pformat, 30762232bf4SGerd Hoffmann c2d.width, 30862232bf4SGerd Hoffmann c2d.height, 3099462ff46SMarc-André Lureau bits, res->hostmem / c2d.height); 3109462ff46SMarc-André Lureau #ifdef WIN32 3119462ff46SMarc-André Lureau if (res->image) { 3129462ff46SMarc-André Lureau pixman_image_set_destroy_function(res->image, win32_pixman_image_destroy, res->handle); 3139462ff46SMarc-André Lureau } 3149462ff46SMarc-André Lureau #endif 3159b7621bcSGerd Hoffmann } 31662232bf4SGerd Hoffmann 3179462ff46SMarc-André Lureau #ifdef WIN32 3189462ff46SMarc-André Lureau end: 3199462ff46SMarc-André Lureau #endif 32062232bf4SGerd Hoffmann if (!res->image) { 32162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 32262232bf4SGerd Hoffmann "%s: resource creation failed %d %d %d\n", 32362232bf4SGerd Hoffmann __func__, c2d.resource_id, c2d.width, c2d.height); 32462232bf4SGerd Hoffmann g_free(res); 32562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY; 32662232bf4SGerd Hoffmann return; 32762232bf4SGerd Hoffmann } 32862232bf4SGerd Hoffmann 32962232bf4SGerd Hoffmann QTAILQ_INSERT_HEAD(&g->reslist, res, next); 3309b7621bcSGerd Hoffmann g->hostmem += res->hostmem; 33162232bf4SGerd Hoffmann } 33262232bf4SGerd Hoffmann 333e0933d91SVivek Kasireddy static void virtio_gpu_resource_create_blob(VirtIOGPU *g, 334e0933d91SVivek Kasireddy struct virtio_gpu_ctrl_command *cmd) 335e0933d91SVivek Kasireddy { 336e0933d91SVivek Kasireddy struct virtio_gpu_simple_resource *res; 337e0933d91SVivek Kasireddy struct virtio_gpu_resource_create_blob cblob; 338e0933d91SVivek Kasireddy int ret; 339e0933d91SVivek Kasireddy 340e0933d91SVivek Kasireddy VIRTIO_GPU_FILL_CMD(cblob); 341e0933d91SVivek Kasireddy virtio_gpu_create_blob_bswap(&cblob); 342e0933d91SVivek Kasireddy trace_virtio_gpu_cmd_res_create_blob(cblob.resource_id, cblob.size); 343e0933d91SVivek Kasireddy 344e0933d91SVivek Kasireddy if (cblob.resource_id == 0) { 345e0933d91SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n", 346e0933d91SVivek Kasireddy __func__); 347e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 348e0933d91SVivek Kasireddy return; 349e0933d91SVivek Kasireddy } 350e0933d91SVivek Kasireddy 351dc2deabaSPhilippe Mathieu-Daudé if (cblob.blob_mem != VIRTIO_GPU_BLOB_MEM_GUEST && 352dc2deabaSPhilippe Mathieu-Daudé cblob.blob_flags != VIRTIO_GPU_BLOB_FLAG_USE_SHAREABLE) { 353dc2deabaSPhilippe Mathieu-Daudé qemu_log_mask(LOG_GUEST_ERROR, "%s: invalid memory type\n", 354dc2deabaSPhilippe Mathieu-Daudé __func__); 355dc2deabaSPhilippe Mathieu-Daudé cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 356dc2deabaSPhilippe Mathieu-Daudé return; 357dc2deabaSPhilippe Mathieu-Daudé } 358dc2deabaSPhilippe Mathieu-Daudé 359dc2deabaSPhilippe Mathieu-Daudé if (virtio_gpu_find_resource(g, cblob.resource_id)) { 360e0933d91SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n", 361e0933d91SVivek Kasireddy __func__, cblob.resource_id); 362e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 363e0933d91SVivek Kasireddy return; 364e0933d91SVivek Kasireddy } 365e0933d91SVivek Kasireddy 366e0933d91SVivek Kasireddy res = g_new0(struct virtio_gpu_simple_resource, 1); 367e0933d91SVivek Kasireddy res->resource_id = cblob.resource_id; 368e0933d91SVivek Kasireddy res->blob_size = cblob.size; 369e0933d91SVivek Kasireddy 370e0933d91SVivek Kasireddy ret = virtio_gpu_create_mapping_iov(g, cblob.nr_entries, sizeof(cblob), 371e0933d91SVivek Kasireddy cmd, &res->addrs, &res->iov, 372e0933d91SVivek Kasireddy &res->iov_cnt); 373fc4d3f35SDongwon Kim if (ret != 0) { 374e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 375dc2deabaSPhilippe Mathieu-Daudé g_free(res); 376e0933d91SVivek Kasireddy return; 377e0933d91SVivek Kasireddy } 378e0933d91SVivek Kasireddy 379e0933d91SVivek Kasireddy virtio_gpu_init_udmabuf(res); 380e0933d91SVivek Kasireddy QTAILQ_INSERT_HEAD(&g->reslist, res, next); 381e0933d91SVivek Kasireddy } 382e0933d91SVivek Kasireddy 383da566a18SGerd Hoffmann static void virtio_gpu_disable_scanout(VirtIOGPU *g, int scanout_id) 384da566a18SGerd Hoffmann { 38550d8e25eSMarc-André Lureau struct virtio_gpu_scanout *scanout = &g->parent_obj.scanout[scanout_id]; 386da566a18SGerd Hoffmann struct virtio_gpu_simple_resource *res; 387da566a18SGerd Hoffmann 388da566a18SGerd Hoffmann if (scanout->resource_id == 0) { 389da566a18SGerd Hoffmann return; 390da566a18SGerd Hoffmann } 391da566a18SGerd Hoffmann 392da566a18SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 393da566a18SGerd Hoffmann if (res) { 394da566a18SGerd Hoffmann res->scanout_bitmask &= ~(1 << scanout_id); 395da566a18SGerd Hoffmann } 396da566a18SGerd Hoffmann 397ed8f3fe6SAkihiko Odaki dpy_gfx_replace_surface(scanout->con, NULL); 398da566a18SGerd Hoffmann scanout->resource_id = 0; 399da566a18SGerd Hoffmann scanout->ds = NULL; 400da566a18SGerd Hoffmann scanout->width = 0; 401da566a18SGerd Hoffmann scanout->height = 0; 402da566a18SGerd Hoffmann } 403da566a18SGerd Hoffmann 40462232bf4SGerd Hoffmann static void virtio_gpu_resource_destroy(VirtIOGPU *g, 40562232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res) 40662232bf4SGerd Hoffmann { 4071fccd7c5SGerd Hoffmann int i; 4081fccd7c5SGerd Hoffmann 4091fccd7c5SGerd Hoffmann if (res->scanout_bitmask) { 41050d8e25eSMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 4111fccd7c5SGerd Hoffmann if (res->scanout_bitmask & (1 << i)) { 4121fccd7c5SGerd Hoffmann virtio_gpu_disable_scanout(g, i); 4131fccd7c5SGerd Hoffmann } 4141fccd7c5SGerd Hoffmann } 4151fccd7c5SGerd Hoffmann } 4161fccd7c5SGerd Hoffmann 41732db3c63SVivek Kasireddy qemu_pixman_image_unref(res->image); 4183bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 41962232bf4SGerd Hoffmann QTAILQ_REMOVE(&g->reslist, res, next); 4209b7621bcSGerd Hoffmann g->hostmem -= res->hostmem; 42162232bf4SGerd Hoffmann g_free(res); 42262232bf4SGerd Hoffmann } 42362232bf4SGerd Hoffmann 42462232bf4SGerd Hoffmann static void virtio_gpu_resource_unref(VirtIOGPU *g, 42562232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 42662232bf4SGerd Hoffmann { 42762232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 42862232bf4SGerd Hoffmann struct virtio_gpu_resource_unref unref; 42962232bf4SGerd Hoffmann 43062232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(unref); 4311715d6b5SFarhan Ali virtio_gpu_bswap_32(&unref, sizeof(unref)); 43262232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_unref(unref.resource_id); 43362232bf4SGerd Hoffmann 43462232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, unref.resource_id); 43562232bf4SGerd Hoffmann if (!res) { 43662232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 43762232bf4SGerd Hoffmann __func__, unref.resource_id); 43862232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 43962232bf4SGerd Hoffmann return; 44062232bf4SGerd Hoffmann } 44162232bf4SGerd Hoffmann virtio_gpu_resource_destroy(g, res); 44262232bf4SGerd Hoffmann } 44362232bf4SGerd Hoffmann 44462232bf4SGerd Hoffmann static void virtio_gpu_transfer_to_host_2d(VirtIOGPU *g, 44562232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 44662232bf4SGerd Hoffmann { 44762232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 448b097b80bSKeqian Zhu int h, bpp; 44962232bf4SGerd Hoffmann uint32_t src_offset, dst_offset, stride; 45062232bf4SGerd Hoffmann pixman_format_code_t format; 45162232bf4SGerd Hoffmann struct virtio_gpu_transfer_to_host_2d t2d; 452b097b80bSKeqian Zhu void *img_data; 45362232bf4SGerd Hoffmann 45462232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(t2d); 4551715d6b5SFarhan Ali virtio_gpu_t2d_bswap(&t2d); 45662232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_xfer_toh_2d(t2d.resource_id); 45762232bf4SGerd Hoffmann 45825c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, t2d.resource_id, true, 45925c001a4SVivek Kasireddy __func__, &cmd->error); 460e0933d91SVivek Kasireddy if (!res || res->blob) { 46162232bf4SGerd Hoffmann return; 46262232bf4SGerd Hoffmann } 46362232bf4SGerd Hoffmann 46462232bf4SGerd Hoffmann if (t2d.r.x > res->width || 46562232bf4SGerd Hoffmann t2d.r.y > res->height || 46662232bf4SGerd Hoffmann t2d.r.width > res->width || 46762232bf4SGerd Hoffmann t2d.r.height > res->height || 46862232bf4SGerd Hoffmann t2d.r.x + t2d.r.width > res->width || 46962232bf4SGerd Hoffmann t2d.r.y + t2d.r.height > res->height) { 47062232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: transfer bounds outside resource" 47162232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 47262232bf4SGerd Hoffmann __func__, t2d.resource_id, t2d.r.x, t2d.r.y, 47362232bf4SGerd Hoffmann t2d.r.width, t2d.r.height, res->width, res->height); 47462232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 47562232bf4SGerd Hoffmann return; 47662232bf4SGerd Hoffmann } 47762232bf4SGerd Hoffmann 47862232bf4SGerd Hoffmann format = pixman_image_get_format(res->image); 479e5f99037SMarc-André Lureau bpp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(format), 8); 48062232bf4SGerd Hoffmann stride = pixman_image_get_stride(res->image); 481b097b80bSKeqian Zhu img_data = pixman_image_get_data(res->image); 48262232bf4SGerd Hoffmann 483b097b80bSKeqian Zhu if (t2d.r.x || t2d.r.width != pixman_image_get_width(res->image)) { 48462232bf4SGerd Hoffmann for (h = 0; h < t2d.r.height; h++) { 48562232bf4SGerd Hoffmann src_offset = t2d.offset + stride * h; 48662232bf4SGerd Hoffmann dst_offset = (t2d.r.y + h) * stride + (t2d.r.x * bpp); 48762232bf4SGerd Hoffmann 48862232bf4SGerd Hoffmann iov_to_buf(res->iov, res->iov_cnt, src_offset, 489b097b80bSKeqian Zhu (uint8_t *)img_data + dst_offset, 490b097b80bSKeqian Zhu t2d.r.width * bpp); 49162232bf4SGerd Hoffmann } 49262232bf4SGerd Hoffmann } else { 493b097b80bSKeqian Zhu src_offset = t2d.offset; 494b097b80bSKeqian Zhu dst_offset = t2d.r.y * stride + t2d.r.x * bpp; 495b097b80bSKeqian Zhu iov_to_buf(res->iov, res->iov_cnt, src_offset, 496b097b80bSKeqian Zhu (uint8_t *)img_data + dst_offset, 497b097b80bSKeqian Zhu stride * t2d.r.height); 49862232bf4SGerd Hoffmann } 49962232bf4SGerd Hoffmann } 50062232bf4SGerd Hoffmann 50162232bf4SGerd Hoffmann static void virtio_gpu_resource_flush(VirtIOGPU *g, 50262232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 50362232bf4SGerd Hoffmann { 50462232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 50562232bf4SGerd Hoffmann struct virtio_gpu_resource_flush rf; 50632db3c63SVivek Kasireddy struct virtio_gpu_scanout *scanout; 50762232bf4SGerd Hoffmann pixman_region16_t flush_region; 50834e29d85SVivek Kasireddy bool within_bounds = false; 50934e29d85SVivek Kasireddy bool update_submitted = false; 51062232bf4SGerd Hoffmann int i; 51162232bf4SGerd Hoffmann 51262232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(rf); 5131715d6b5SFarhan Ali virtio_gpu_bswap_32(&rf, sizeof(rf)); 51462232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_flush(rf.resource_id, 51562232bf4SGerd Hoffmann rf.r.width, rf.r.height, rf.r.x, rf.r.y); 51662232bf4SGerd Hoffmann 51725c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, rf.resource_id, false, 51825c001a4SVivek Kasireddy __func__, &cmd->error); 51932db3c63SVivek Kasireddy if (!res) { 52062232bf4SGerd Hoffmann return; 52162232bf4SGerd Hoffmann } 52262232bf4SGerd Hoffmann 52332db3c63SVivek Kasireddy if (res->blob) { 52432db3c63SVivek Kasireddy for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 52532db3c63SVivek Kasireddy scanout = &g->parent_obj.scanout[i]; 52632db3c63SVivek Kasireddy if (scanout->resource_id == res->resource_id && 52749a99ecbSDongwon Kim rf.r.x < scanout->x + scanout->width && 52849a99ecbSDongwon Kim rf.r.x + rf.r.width >= scanout->x && 52949a99ecbSDongwon Kim rf.r.y < scanout->y + scanout->height && 53034e29d85SVivek Kasireddy rf.r.y + rf.r.height >= scanout->y) { 53134e29d85SVivek Kasireddy within_bounds = true; 53234e29d85SVivek Kasireddy 53334e29d85SVivek Kasireddy if (console_has_gl(scanout->con)) { 53432db3c63SVivek Kasireddy dpy_gl_update(scanout->con, 0, 0, scanout->width, 53532db3c63SVivek Kasireddy scanout->height); 53634e29d85SVivek Kasireddy update_submitted = true; 537e86a93f5SDongwon Kim } 538e86a93f5SDongwon Kim } 53934e29d85SVivek Kasireddy } 54034e29d85SVivek Kasireddy 54134e29d85SVivek Kasireddy if (update_submitted) { 54232db3c63SVivek Kasireddy return; 54332db3c63SVivek Kasireddy } 54434e29d85SVivek Kasireddy if (!within_bounds) { 54534e29d85SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: flush bounds outside scanouts" 54634e29d85SVivek Kasireddy " bounds for flush %d: %d %d %d %d\n", 54734e29d85SVivek Kasireddy __func__, rf.resource_id, rf.r.x, rf.r.y, 54834e29d85SVivek Kasireddy rf.r.width, rf.r.height); 54934e29d85SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 55034e29d85SVivek Kasireddy return; 55134e29d85SVivek Kasireddy } 55234e29d85SVivek Kasireddy } 55332db3c63SVivek Kasireddy 55432db3c63SVivek Kasireddy if (!res->blob && 55532db3c63SVivek Kasireddy (rf.r.x > res->width || 55662232bf4SGerd Hoffmann rf.r.y > res->height || 55762232bf4SGerd Hoffmann rf.r.width > res->width || 55862232bf4SGerd Hoffmann rf.r.height > res->height || 55962232bf4SGerd Hoffmann rf.r.x + rf.r.width > res->width || 56032db3c63SVivek Kasireddy rf.r.y + rf.r.height > res->height)) { 56162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: flush bounds outside resource" 56262232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 56362232bf4SGerd Hoffmann __func__, rf.resource_id, rf.r.x, rf.r.y, 56462232bf4SGerd Hoffmann rf.r.width, rf.r.height, res->width, res->height); 56562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 56662232bf4SGerd Hoffmann return; 56762232bf4SGerd Hoffmann } 56862232bf4SGerd Hoffmann 56962232bf4SGerd Hoffmann pixman_region_init_rect(&flush_region, 57062232bf4SGerd Hoffmann rf.r.x, rf.r.y, rf.r.width, rf.r.height); 57150d8e25eSMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 57262232bf4SGerd Hoffmann pixman_region16_t region, finalregion; 57362232bf4SGerd Hoffmann pixman_box16_t *extents; 57462232bf4SGerd Hoffmann 57562232bf4SGerd Hoffmann if (!(res->scanout_bitmask & (1 << i))) { 57662232bf4SGerd Hoffmann continue; 57762232bf4SGerd Hoffmann } 57850d8e25eSMarc-André Lureau scanout = &g->parent_obj.scanout[i]; 57962232bf4SGerd Hoffmann 58062232bf4SGerd Hoffmann pixman_region_init(&finalregion); 58162232bf4SGerd Hoffmann pixman_region_init_rect(®ion, scanout->x, scanout->y, 58262232bf4SGerd Hoffmann scanout->width, scanout->height); 58362232bf4SGerd Hoffmann 58462232bf4SGerd Hoffmann pixman_region_intersect(&finalregion, &flush_region, ®ion); 58562232bf4SGerd Hoffmann pixman_region_translate(&finalregion, -scanout->x, -scanout->y); 58662232bf4SGerd Hoffmann extents = pixman_region_extents(&finalregion); 58762232bf4SGerd Hoffmann /* work out the area we need to update for each console */ 58850d8e25eSMarc-André Lureau dpy_gfx_update(g->parent_obj.scanout[i].con, 58962232bf4SGerd Hoffmann extents->x1, extents->y1, 59062232bf4SGerd Hoffmann extents->x2 - extents->x1, 59162232bf4SGerd Hoffmann extents->y2 - extents->y1); 59262232bf4SGerd Hoffmann 59362232bf4SGerd Hoffmann pixman_region_fini(®ion); 59462232bf4SGerd Hoffmann pixman_region_fini(&finalregion); 59562232bf4SGerd Hoffmann } 59662232bf4SGerd Hoffmann pixman_region_fini(&flush_region); 59762232bf4SGerd Hoffmann } 59862232bf4SGerd Hoffmann 599fa06e5cbSGerd Hoffmann static void virtio_unref_resource(pixman_image_t *image, void *data) 600fa06e5cbSGerd Hoffmann { 601fa06e5cbSGerd Hoffmann pixman_image_unref(data); 602fa06e5cbSGerd Hoffmann } 603fa06e5cbSGerd Hoffmann 60481cd9f71SVivek Kasireddy static void virtio_gpu_update_scanout(VirtIOGPU *g, 60581cd9f71SVivek Kasireddy uint32_t scanout_id, 60681cd9f71SVivek Kasireddy struct virtio_gpu_simple_resource *res, 60781cd9f71SVivek Kasireddy struct virtio_gpu_rect *r) 60881cd9f71SVivek Kasireddy { 60981cd9f71SVivek Kasireddy struct virtio_gpu_simple_resource *ores; 61081cd9f71SVivek Kasireddy struct virtio_gpu_scanout *scanout; 61181cd9f71SVivek Kasireddy 61281cd9f71SVivek Kasireddy scanout = &g->parent_obj.scanout[scanout_id]; 61381cd9f71SVivek Kasireddy ores = virtio_gpu_find_resource(g, scanout->resource_id); 61481cd9f71SVivek Kasireddy if (ores) { 61581cd9f71SVivek Kasireddy ores->scanout_bitmask &= ~(1 << scanout_id); 61681cd9f71SVivek Kasireddy } 61781cd9f71SVivek Kasireddy 61881cd9f71SVivek Kasireddy res->scanout_bitmask |= (1 << scanout_id); 61981cd9f71SVivek Kasireddy scanout->resource_id = res->resource_id; 62081cd9f71SVivek Kasireddy scanout->x = r->x; 62181cd9f71SVivek Kasireddy scanout->y = r->y; 62281cd9f71SVivek Kasireddy scanout->width = r->width; 62381cd9f71SVivek Kasireddy scanout->height = r->height; 62481cd9f71SVivek Kasireddy } 62581cd9f71SVivek Kasireddy 626e64d4b6aSVivek Kasireddy static void virtio_gpu_do_set_scanout(VirtIOGPU *g, 627e64d4b6aSVivek Kasireddy uint32_t scanout_id, 628e64d4b6aSVivek Kasireddy struct virtio_gpu_framebuffer *fb, 629e64d4b6aSVivek Kasireddy struct virtio_gpu_simple_resource *res, 630e64d4b6aSVivek Kasireddy struct virtio_gpu_rect *r, 631e64d4b6aSVivek Kasireddy uint32_t *error) 632e64d4b6aSVivek Kasireddy { 633e64d4b6aSVivek Kasireddy struct virtio_gpu_scanout *scanout; 634e64d4b6aSVivek Kasireddy uint8_t *data; 635e64d4b6aSVivek Kasireddy 636e64d4b6aSVivek Kasireddy scanout = &g->parent_obj.scanout[scanout_id]; 637e64d4b6aSVivek Kasireddy 638e64d4b6aSVivek Kasireddy if (r->x > fb->width || 639e64d4b6aSVivek Kasireddy r->y > fb->height || 640e64d4b6aSVivek Kasireddy r->width < 16 || 641e64d4b6aSVivek Kasireddy r->height < 16 || 642e64d4b6aSVivek Kasireddy r->width > fb->width || 643e64d4b6aSVivek Kasireddy r->height > fb->height || 644e64d4b6aSVivek Kasireddy r->x + r->width > fb->width || 645e64d4b6aSVivek Kasireddy r->y + r->height > fb->height) { 646e64d4b6aSVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout %d bounds for" 647e64d4b6aSVivek Kasireddy " resource %d, rect (%d,%d)+%d,%d, fb %d %d\n", 648e64d4b6aSVivek Kasireddy __func__, scanout_id, res->resource_id, 649e64d4b6aSVivek Kasireddy r->x, r->y, r->width, r->height, 650e64d4b6aSVivek Kasireddy fb->width, fb->height); 651e64d4b6aSVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 652e64d4b6aSVivek Kasireddy return; 653e64d4b6aSVivek Kasireddy } 654e64d4b6aSVivek Kasireddy 655e64d4b6aSVivek Kasireddy g->parent_obj.enable = 1; 65632db3c63SVivek Kasireddy 65732db3c63SVivek Kasireddy if (res->blob) { 65832db3c63SVivek Kasireddy if (console_has_gl(scanout->con)) { 659e86a93f5SDongwon Kim if (!virtio_gpu_update_dmabuf(g, scanout_id, res, fb, r)) { 66032db3c63SVivek Kasireddy virtio_gpu_update_scanout(g, scanout_id, res, r); 6617b41ca8dSDongwon Kim } else { 6627b41ca8dSDongwon Kim *error = VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY; 66332db3c63SVivek Kasireddy } 6647b41ca8dSDongwon Kim return; 66532db3c63SVivek Kasireddy } 66632db3c63SVivek Kasireddy 66732db3c63SVivek Kasireddy data = res->blob; 66832db3c63SVivek Kasireddy } else { 669e64d4b6aSVivek Kasireddy data = (uint8_t *)pixman_image_get_data(res->image); 67032db3c63SVivek Kasireddy } 671e64d4b6aSVivek Kasireddy 672e64d4b6aSVivek Kasireddy /* create a surface for this scanout */ 67332db3c63SVivek Kasireddy if ((res->blob && !console_has_gl(scanout->con)) || 67432db3c63SVivek Kasireddy !scanout->ds || 675e64d4b6aSVivek Kasireddy surface_data(scanout->ds) != data + fb->offset || 676e64d4b6aSVivek Kasireddy scanout->width != r->width || 677e64d4b6aSVivek Kasireddy scanout->height != r->height) { 678e64d4b6aSVivek Kasireddy pixman_image_t *rect; 679e64d4b6aSVivek Kasireddy void *ptr = data + fb->offset; 680e64d4b6aSVivek Kasireddy rect = pixman_image_create_bits(fb->format, r->width, r->height, 681e64d4b6aSVivek Kasireddy ptr, fb->stride); 682e64d4b6aSVivek Kasireddy 683e64d4b6aSVivek Kasireddy if (res->image) { 684e64d4b6aSVivek Kasireddy pixman_image_ref(res->image); 685e64d4b6aSVivek Kasireddy pixman_image_set_destroy_function(rect, virtio_unref_resource, 686e64d4b6aSVivek Kasireddy res->image); 687e64d4b6aSVivek Kasireddy } 688e64d4b6aSVivek Kasireddy 689e64d4b6aSVivek Kasireddy /* realloc the surface ptr */ 690e64d4b6aSVivek Kasireddy scanout->ds = qemu_create_displaysurface_pixman(rect); 691e64d4b6aSVivek Kasireddy if (!scanout->ds) { 692e64d4b6aSVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_UNSPEC; 693e64d4b6aSVivek Kasireddy return; 694e64d4b6aSVivek Kasireddy } 6959462ff46SMarc-André Lureau #ifdef WIN32 6969462ff46SMarc-André Lureau qemu_displaysurface_win32_set_handle(scanout->ds, res->handle, fb->offset); 6979462ff46SMarc-André Lureau #endif 698e64d4b6aSVivek Kasireddy 699e64d4b6aSVivek Kasireddy pixman_image_unref(rect); 700e64d4b6aSVivek Kasireddy dpy_gfx_replace_surface(g->parent_obj.scanout[scanout_id].con, 701e64d4b6aSVivek Kasireddy scanout->ds); 702e64d4b6aSVivek Kasireddy } 703e64d4b6aSVivek Kasireddy 70481cd9f71SVivek Kasireddy virtio_gpu_update_scanout(g, scanout_id, res, r); 705e64d4b6aSVivek Kasireddy } 706e64d4b6aSVivek Kasireddy 70762232bf4SGerd Hoffmann static void virtio_gpu_set_scanout(VirtIOGPU *g, 70862232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 70962232bf4SGerd Hoffmann { 710e64d4b6aSVivek Kasireddy struct virtio_gpu_simple_resource *res; 711e64d4b6aSVivek Kasireddy struct virtio_gpu_framebuffer fb = { 0 }; 71262232bf4SGerd Hoffmann struct virtio_gpu_set_scanout ss; 71362232bf4SGerd Hoffmann 71462232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ss); 7151715d6b5SFarhan Ali virtio_gpu_bswap_32(&ss, sizeof(ss)); 71662232bf4SGerd Hoffmann trace_virtio_gpu_cmd_set_scanout(ss.scanout_id, ss.resource_id, 71762232bf4SGerd Hoffmann ss.r.width, ss.r.height, ss.r.x, ss.r.y); 71862232bf4SGerd Hoffmann 7194fa7b4ccSGerd Hoffmann if (ss.scanout_id >= g->parent_obj.conf.max_outputs) { 7204fa7b4ccSGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", 7214fa7b4ccSGerd Hoffmann __func__, ss.scanout_id); 7224fa7b4ccSGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 7234fa7b4ccSGerd Hoffmann return; 7244fa7b4ccSGerd Hoffmann } 7254fa7b4ccSGerd Hoffmann 72662232bf4SGerd Hoffmann if (ss.resource_id == 0) { 727da566a18SGerd Hoffmann virtio_gpu_disable_scanout(g, ss.scanout_id); 72862232bf4SGerd Hoffmann return; 72962232bf4SGerd Hoffmann } 73062232bf4SGerd Hoffmann 73125c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, ss.resource_id, true, 73225c001a4SVivek Kasireddy __func__, &cmd->error); 73362232bf4SGerd Hoffmann if (!res) { 73462232bf4SGerd Hoffmann return; 73562232bf4SGerd Hoffmann } 73662232bf4SGerd Hoffmann 737e64d4b6aSVivek Kasireddy fb.format = pixman_image_get_format(res->image); 738e64d4b6aSVivek Kasireddy fb.bytes_pp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(fb.format), 8); 739e64d4b6aSVivek Kasireddy fb.width = pixman_image_get_width(res->image); 740e64d4b6aSVivek Kasireddy fb.height = pixman_image_get_height(res->image); 741e64d4b6aSVivek Kasireddy fb.stride = pixman_image_get_stride(res->image); 742e64d4b6aSVivek Kasireddy fb.offset = ss.r.x * fb.bytes_pp + ss.r.y * fb.stride; 74362232bf4SGerd Hoffmann 744e64d4b6aSVivek Kasireddy virtio_gpu_do_set_scanout(g, ss.scanout_id, 745e64d4b6aSVivek Kasireddy &fb, res, &ss.r, &cmd->error); 74662232bf4SGerd Hoffmann } 74762232bf4SGerd Hoffmann 74832db3c63SVivek Kasireddy static void virtio_gpu_set_scanout_blob(VirtIOGPU *g, 74932db3c63SVivek Kasireddy struct virtio_gpu_ctrl_command *cmd) 75032db3c63SVivek Kasireddy { 75132db3c63SVivek Kasireddy struct virtio_gpu_simple_resource *res; 75232db3c63SVivek Kasireddy struct virtio_gpu_framebuffer fb = { 0 }; 75332db3c63SVivek Kasireddy struct virtio_gpu_set_scanout_blob ss; 75432db3c63SVivek Kasireddy uint64_t fbend; 75532db3c63SVivek Kasireddy 75632db3c63SVivek Kasireddy VIRTIO_GPU_FILL_CMD(ss); 75732db3c63SVivek Kasireddy virtio_gpu_scanout_blob_bswap(&ss); 75832db3c63SVivek Kasireddy trace_virtio_gpu_cmd_set_scanout_blob(ss.scanout_id, ss.resource_id, 75932db3c63SVivek Kasireddy ss.r.width, ss.r.height, ss.r.x, 76032db3c63SVivek Kasireddy ss.r.y); 76132db3c63SVivek Kasireddy 7624fa7b4ccSGerd Hoffmann if (ss.scanout_id >= g->parent_obj.conf.max_outputs) { 7634fa7b4ccSGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", 7644fa7b4ccSGerd Hoffmann __func__, ss.scanout_id); 7654fa7b4ccSGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 7664fa7b4ccSGerd Hoffmann return; 7674fa7b4ccSGerd Hoffmann } 7684fa7b4ccSGerd Hoffmann 76932db3c63SVivek Kasireddy if (ss.resource_id == 0) { 77032db3c63SVivek Kasireddy virtio_gpu_disable_scanout(g, ss.scanout_id); 77132db3c63SVivek Kasireddy return; 77232db3c63SVivek Kasireddy } 77332db3c63SVivek Kasireddy 77432db3c63SVivek Kasireddy res = virtio_gpu_find_check_resource(g, ss.resource_id, true, 77532db3c63SVivek Kasireddy __func__, &cmd->error); 77632db3c63SVivek Kasireddy if (!res) { 77732db3c63SVivek Kasireddy return; 77832db3c63SVivek Kasireddy } 77932db3c63SVivek Kasireddy 78032db3c63SVivek Kasireddy fb.format = virtio_gpu_get_pixman_format(ss.format); 78132db3c63SVivek Kasireddy if (!fb.format) { 78232db3c63SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, 78332db3c63SVivek Kasireddy "%s: host couldn't handle guest format %d\n", 78432db3c63SVivek Kasireddy __func__, ss.format); 78532db3c63SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 78632db3c63SVivek Kasireddy return; 78732db3c63SVivek Kasireddy } 78832db3c63SVivek Kasireddy 78932db3c63SVivek Kasireddy fb.bytes_pp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(fb.format), 8); 79032db3c63SVivek Kasireddy fb.width = ss.width; 79132db3c63SVivek Kasireddy fb.height = ss.height; 79232db3c63SVivek Kasireddy fb.stride = ss.strides[0]; 79332db3c63SVivek Kasireddy fb.offset = ss.offsets[0] + ss.r.x * fb.bytes_pp + ss.r.y * fb.stride; 79432db3c63SVivek Kasireddy 79532db3c63SVivek Kasireddy fbend = fb.offset; 79632db3c63SVivek Kasireddy fbend += fb.stride * (ss.r.height - 1); 79732db3c63SVivek Kasireddy fbend += fb.bytes_pp * ss.r.width; 79832db3c63SVivek Kasireddy if (fbend > res->blob_size) { 79932db3c63SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, 80032db3c63SVivek Kasireddy "%s: fb end out of range\n", 80132db3c63SVivek Kasireddy __func__); 80232db3c63SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 80332db3c63SVivek Kasireddy return; 80432db3c63SVivek Kasireddy } 80532db3c63SVivek Kasireddy 80632db3c63SVivek Kasireddy virtio_gpu_do_set_scanout(g, ss.scanout_id, 80732db3c63SVivek Kasireddy &fb, res, &ss.r, &cmd->error); 80832db3c63SVivek Kasireddy } 80932db3c63SVivek Kasireddy 8103bb68f79SGerd Hoffmann int virtio_gpu_create_mapping_iov(VirtIOGPU *g, 81170d37662SVivek Kasireddy uint32_t nr_entries, uint32_t offset, 81262232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 8139049f8bcSGerd Hoffmann uint64_t **addr, struct iovec **iov, 8149049f8bcSGerd Hoffmann uint32_t *niov) 81562232bf4SGerd Hoffmann { 81662232bf4SGerd Hoffmann struct virtio_gpu_mem_entry *ents; 81762232bf4SGerd Hoffmann size_t esize, s; 8189049f8bcSGerd Hoffmann int e, v; 81962232bf4SGerd Hoffmann 82070d37662SVivek Kasireddy if (nr_entries > 16384) { 82162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 8222c84167bSGerd Hoffmann "%s: nr_entries is too big (%d > 16384)\n", 82370d37662SVivek Kasireddy __func__, nr_entries); 82462232bf4SGerd Hoffmann return -1; 82562232bf4SGerd Hoffmann } 82662232bf4SGerd Hoffmann 82770d37662SVivek Kasireddy esize = sizeof(*ents) * nr_entries; 82862232bf4SGerd Hoffmann ents = g_malloc(esize); 82962232bf4SGerd Hoffmann s = iov_to_buf(cmd->elem.out_sg, cmd->elem.out_num, 83070d37662SVivek Kasireddy offset, ents, esize); 83162232bf4SGerd Hoffmann if (s != esize) { 83262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 83362232bf4SGerd Hoffmann "%s: command data size incorrect %zu vs %zu\n", 83462232bf4SGerd Hoffmann __func__, s, esize); 83562232bf4SGerd Hoffmann g_free(ents); 83662232bf4SGerd Hoffmann return -1; 83762232bf4SGerd Hoffmann } 83862232bf4SGerd Hoffmann 8399049f8bcSGerd Hoffmann *iov = NULL; 8400c244e50SGerd Hoffmann if (addr) { 8419049f8bcSGerd Hoffmann *addr = NULL; 8420c244e50SGerd Hoffmann } 84370d37662SVivek Kasireddy for (e = 0, v = 0; e < nr_entries; e++) { 8449049f8bcSGerd Hoffmann uint64_t a = le64_to_cpu(ents[e].addr); 8459049f8bcSGerd Hoffmann uint32_t l = le32_to_cpu(ents[e].length); 8469049f8bcSGerd Hoffmann hwaddr len; 8479049f8bcSGerd Hoffmann void *map; 8489049f8bcSGerd Hoffmann 8499049f8bcSGerd Hoffmann do { 8509049f8bcSGerd Hoffmann len = l; 851a1d4b0a3SPhilippe Mathieu-Daudé map = dma_memory_map(VIRTIO_DEVICE(g)->dma_as, a, &len, 852a1d4b0a3SPhilippe Mathieu-Daudé DMA_DIRECTION_TO_DEVICE, 853a1d4b0a3SPhilippe Mathieu-Daudé MEMTXATTRS_UNSPECIFIED); 8549049f8bcSGerd Hoffmann if (!map) { 85562232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: failed to map MMIO memory for" 85670d37662SVivek Kasireddy " element %d\n", __func__, e); 8579049f8bcSGerd Hoffmann virtio_gpu_cleanup_mapping_iov(g, *iov, v); 85862232bf4SGerd Hoffmann g_free(ents); 85962232bf4SGerd Hoffmann *iov = NULL; 8600c244e50SGerd Hoffmann if (addr) { 8610c244e50SGerd Hoffmann g_free(*addr); 8620c244e50SGerd Hoffmann *addr = NULL; 8630c244e50SGerd Hoffmann } 86462232bf4SGerd Hoffmann return -1; 86562232bf4SGerd Hoffmann } 8669049f8bcSGerd Hoffmann 8679049f8bcSGerd Hoffmann if (!(v % 16)) { 868b21e2380SMarkus Armbruster *iov = g_renew(struct iovec, *iov, v + 16); 8699049f8bcSGerd Hoffmann if (addr) { 870b21e2380SMarkus Armbruster *addr = g_renew(uint64_t, *addr, v + 16); 87162232bf4SGerd Hoffmann } 8729049f8bcSGerd Hoffmann } 8739049f8bcSGerd Hoffmann (*iov)[v].iov_base = map; 8749049f8bcSGerd Hoffmann (*iov)[v].iov_len = len; 8759049f8bcSGerd Hoffmann if (addr) { 8769049f8bcSGerd Hoffmann (*addr)[v] = a; 8779049f8bcSGerd Hoffmann } 8789049f8bcSGerd Hoffmann 8799049f8bcSGerd Hoffmann a += len; 8809049f8bcSGerd Hoffmann l -= len; 8819049f8bcSGerd Hoffmann v += 1; 8829049f8bcSGerd Hoffmann } while (l > 0); 8839049f8bcSGerd Hoffmann } 8849049f8bcSGerd Hoffmann *niov = v; 8859049f8bcSGerd Hoffmann 88662232bf4SGerd Hoffmann g_free(ents); 88762232bf4SGerd Hoffmann return 0; 88862232bf4SGerd Hoffmann } 88962232bf4SGerd Hoffmann 8903bb68f79SGerd Hoffmann void virtio_gpu_cleanup_mapping_iov(VirtIOGPU *g, 8913bb68f79SGerd Hoffmann struct iovec *iov, uint32_t count) 89262232bf4SGerd Hoffmann { 89362232bf4SGerd Hoffmann int i; 89462232bf4SGerd Hoffmann 89562232bf4SGerd Hoffmann for (i = 0; i < count; i++) { 8968da132a5SGerd Hoffmann dma_memory_unmap(VIRTIO_DEVICE(g)->dma_as, 8978da132a5SGerd Hoffmann iov[i].iov_base, iov[i].iov_len, 8988da132a5SGerd Hoffmann DMA_DIRECTION_TO_DEVICE, 89962232bf4SGerd Hoffmann iov[i].iov_len); 90062232bf4SGerd Hoffmann } 9017f3be0f2SGerd Hoffmann g_free(iov); 90262232bf4SGerd Hoffmann } 90362232bf4SGerd Hoffmann 9043bb68f79SGerd Hoffmann static void virtio_gpu_cleanup_mapping(VirtIOGPU *g, 9053bb68f79SGerd Hoffmann struct virtio_gpu_simple_resource *res) 90662232bf4SGerd Hoffmann { 9073bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping_iov(g, res->iov, res->iov_cnt); 90862232bf4SGerd Hoffmann res->iov = NULL; 90962232bf4SGerd Hoffmann res->iov_cnt = 0; 9100c244e50SGerd Hoffmann g_free(res->addrs); 9110c244e50SGerd Hoffmann res->addrs = NULL; 912e0933d91SVivek Kasireddy 913e0933d91SVivek Kasireddy if (res->blob) { 914e0933d91SVivek Kasireddy virtio_gpu_fini_udmabuf(res); 915e0933d91SVivek Kasireddy } 91662232bf4SGerd Hoffmann } 91762232bf4SGerd Hoffmann 91862232bf4SGerd Hoffmann static void 91962232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(VirtIOGPU *g, 92062232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 92162232bf4SGerd Hoffmann { 92262232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 92362232bf4SGerd Hoffmann struct virtio_gpu_resource_attach_backing ab; 92462232bf4SGerd Hoffmann int ret; 92562232bf4SGerd Hoffmann 92662232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ab); 9271715d6b5SFarhan Ali virtio_gpu_bswap_32(&ab, sizeof(ab)); 92862232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_attach(ab.resource_id); 92962232bf4SGerd Hoffmann 93062232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, ab.resource_id); 93162232bf4SGerd Hoffmann if (!res) { 93262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 93362232bf4SGerd Hoffmann __func__, ab.resource_id); 93462232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 93562232bf4SGerd Hoffmann return; 93662232bf4SGerd Hoffmann } 93762232bf4SGerd Hoffmann 938204f01b3SLi Qiang if (res->iov) { 939204f01b3SLi Qiang cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 940204f01b3SLi Qiang return; 941204f01b3SLi Qiang } 942204f01b3SLi Qiang 94370d37662SVivek Kasireddy ret = virtio_gpu_create_mapping_iov(g, ab.nr_entries, sizeof(ab), cmd, 94470d37662SVivek Kasireddy &res->addrs, &res->iov, &res->iov_cnt); 94562232bf4SGerd Hoffmann if (ret != 0) { 94662232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 94762232bf4SGerd Hoffmann return; 94862232bf4SGerd Hoffmann } 94962232bf4SGerd Hoffmann } 95062232bf4SGerd Hoffmann 95162232bf4SGerd Hoffmann static void 95262232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(VirtIOGPU *g, 95362232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 95462232bf4SGerd Hoffmann { 95562232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 95662232bf4SGerd Hoffmann struct virtio_gpu_resource_detach_backing detach; 95762232bf4SGerd Hoffmann 95862232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(detach); 9591715d6b5SFarhan Ali virtio_gpu_bswap_32(&detach, sizeof(detach)); 96062232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_detach(detach.resource_id); 96162232bf4SGerd Hoffmann 96225c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, detach.resource_id, true, 96325c001a4SVivek Kasireddy __func__, &cmd->error); 96425c001a4SVivek Kasireddy if (!res) { 96562232bf4SGerd Hoffmann return; 96662232bf4SGerd Hoffmann } 9673bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 96862232bf4SGerd Hoffmann } 96962232bf4SGerd Hoffmann 9702f47691aSGerd Hoffmann void virtio_gpu_simple_process_cmd(VirtIOGPU *g, 97162232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 97262232bf4SGerd Hoffmann { 97362232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(cmd->cmd_hdr); 9741715d6b5SFarhan Ali virtio_gpu_ctrl_hdr_bswap(&cmd->cmd_hdr); 97562232bf4SGerd Hoffmann 97662232bf4SGerd Hoffmann switch (cmd->cmd_hdr.type) { 97762232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_GET_DISPLAY_INFO: 97862232bf4SGerd Hoffmann virtio_gpu_get_display_info(g, cmd); 97962232bf4SGerd Hoffmann break; 9801ed2cb32SGerd Hoffmann case VIRTIO_GPU_CMD_GET_EDID: 9811ed2cb32SGerd Hoffmann virtio_gpu_get_edid(g, cmd); 9821ed2cb32SGerd Hoffmann break; 98362232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_CREATE_2D: 98462232bf4SGerd Hoffmann virtio_gpu_resource_create_2d(g, cmd); 98562232bf4SGerd Hoffmann break; 986e0933d91SVivek Kasireddy case VIRTIO_GPU_CMD_RESOURCE_CREATE_BLOB: 987e0933d91SVivek Kasireddy if (!virtio_gpu_blob_enabled(g->parent_obj.conf)) { 988e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 989e0933d91SVivek Kasireddy break; 990e0933d91SVivek Kasireddy } 991e0933d91SVivek Kasireddy virtio_gpu_resource_create_blob(g, cmd); 992e0933d91SVivek Kasireddy break; 99362232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_UNREF: 99462232bf4SGerd Hoffmann virtio_gpu_resource_unref(g, cmd); 99562232bf4SGerd Hoffmann break; 99662232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_FLUSH: 99762232bf4SGerd Hoffmann virtio_gpu_resource_flush(g, cmd); 99862232bf4SGerd Hoffmann break; 99962232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_2D: 100062232bf4SGerd Hoffmann virtio_gpu_transfer_to_host_2d(g, cmd); 100162232bf4SGerd Hoffmann break; 100262232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_SET_SCANOUT: 100362232bf4SGerd Hoffmann virtio_gpu_set_scanout(g, cmd); 100462232bf4SGerd Hoffmann break; 100532db3c63SVivek Kasireddy case VIRTIO_GPU_CMD_SET_SCANOUT_BLOB: 100632db3c63SVivek Kasireddy if (!virtio_gpu_blob_enabled(g->parent_obj.conf)) { 100732db3c63SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 100832db3c63SVivek Kasireddy break; 100932db3c63SVivek Kasireddy } 101032db3c63SVivek Kasireddy virtio_gpu_set_scanout_blob(g, cmd); 101132db3c63SVivek Kasireddy break; 101262232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING: 101362232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(g, cmd); 101462232bf4SGerd Hoffmann break; 101562232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_DETACH_BACKING: 101662232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(g, cmd); 101762232bf4SGerd Hoffmann break; 101862232bf4SGerd Hoffmann default: 101962232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 102062232bf4SGerd Hoffmann break; 102162232bf4SGerd Hoffmann } 102262232bf4SGerd Hoffmann if (!cmd->finished) { 1023b3a5dfdeSVivek Kasireddy if (!g->parent_obj.renderer_blocked) { 102462232bf4SGerd Hoffmann virtio_gpu_ctrl_response_nodata(g, cmd, cmd->error ? cmd->error : 102562232bf4SGerd Hoffmann VIRTIO_GPU_RESP_OK_NODATA); 102662232bf4SGerd Hoffmann } 102762232bf4SGerd Hoffmann } 1028b3a5dfdeSVivek Kasireddy } 102962232bf4SGerd Hoffmann 103062232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl_cb(VirtIODevice *vdev, VirtQueue *vq) 103162232bf4SGerd Hoffmann { 103262232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 103362232bf4SGerd Hoffmann qemu_bh_schedule(g->ctrl_bh); 103462232bf4SGerd Hoffmann } 103562232bf4SGerd Hoffmann 103662232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor_cb(VirtIODevice *vdev, VirtQueue *vq) 103762232bf4SGerd Hoffmann { 103862232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 103962232bf4SGerd Hoffmann qemu_bh_schedule(g->cursor_bh); 104062232bf4SGerd Hoffmann } 104162232bf4SGerd Hoffmann 10420c55a1cfSGerd Hoffmann void virtio_gpu_process_cmdq(VirtIOGPU *g) 10433eb769fdSGerd Hoffmann { 10443eb769fdSGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 10452f47691aSGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_GET_CLASS(g); 10463eb769fdSGerd Hoffmann 1047f8f3c271SMarc-André Lureau if (g->processing_cmdq) { 1048f8f3c271SMarc-André Lureau return; 1049f8f3c271SMarc-André Lureau } 1050f8f3c271SMarc-André Lureau g->processing_cmdq = true; 10513eb769fdSGerd Hoffmann while (!QTAILQ_EMPTY(&g->cmdq)) { 10523eb769fdSGerd Hoffmann cmd = QTAILQ_FIRST(&g->cmdq); 10533eb769fdSGerd Hoffmann 105450d8e25eSMarc-André Lureau if (g->parent_obj.renderer_blocked) { 10550c55a1cfSGerd Hoffmann break; 10560c55a1cfSGerd Hoffmann } 1057ad341aacSMarc-André Lureau 1058ad341aacSMarc-André Lureau /* process command */ 10592f47691aSGerd Hoffmann vgc->process_cmd(g, cmd); 1060ad341aacSMarc-André Lureau 10613eb769fdSGerd Hoffmann QTAILQ_REMOVE(&g->cmdq, cmd, next); 106250d8e25eSMarc-André Lureau if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 10633eb769fdSGerd Hoffmann g->stats.requests++; 10643eb769fdSGerd Hoffmann } 10653eb769fdSGerd Hoffmann 10663eb769fdSGerd Hoffmann if (!cmd->finished) { 10673eb769fdSGerd Hoffmann QTAILQ_INSERT_TAIL(&g->fenceq, cmd, next); 10683eb769fdSGerd Hoffmann g->inflight++; 106950d8e25eSMarc-André Lureau if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 10703eb769fdSGerd Hoffmann if (g->stats.max_inflight < g->inflight) { 10713eb769fdSGerd Hoffmann g->stats.max_inflight = g->inflight; 10723eb769fdSGerd Hoffmann } 10733eb769fdSGerd Hoffmann fprintf(stderr, "inflight: %3d (+)\r", g->inflight); 10743eb769fdSGerd Hoffmann } 10753eb769fdSGerd Hoffmann } else { 10763eb769fdSGerd Hoffmann g_free(cmd); 10773eb769fdSGerd Hoffmann } 10783eb769fdSGerd Hoffmann } 1079f8f3c271SMarc-André Lureau g->processing_cmdq = false; 10803eb769fdSGerd Hoffmann } 10813eb769fdSGerd Hoffmann 1082b3a5dfdeSVivek Kasireddy static void virtio_gpu_process_fenceq(VirtIOGPU *g) 1083b3a5dfdeSVivek Kasireddy { 1084b3a5dfdeSVivek Kasireddy struct virtio_gpu_ctrl_command *cmd, *tmp; 1085b3a5dfdeSVivek Kasireddy 1086b3a5dfdeSVivek Kasireddy QTAILQ_FOREACH_SAFE(cmd, &g->fenceq, next, tmp) { 1087b3a5dfdeSVivek Kasireddy trace_virtio_gpu_fence_resp(cmd->cmd_hdr.fence_id); 1088b3a5dfdeSVivek Kasireddy virtio_gpu_ctrl_response_nodata(g, cmd, VIRTIO_GPU_RESP_OK_NODATA); 1089b3a5dfdeSVivek Kasireddy QTAILQ_REMOVE(&g->fenceq, cmd, next); 1090b3a5dfdeSVivek Kasireddy g_free(cmd); 1091b3a5dfdeSVivek Kasireddy g->inflight--; 1092b3a5dfdeSVivek Kasireddy if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 1093b3a5dfdeSVivek Kasireddy fprintf(stderr, "inflight: %3d (-)\r", g->inflight); 1094b3a5dfdeSVivek Kasireddy } 1095b3a5dfdeSVivek Kasireddy } 1096b3a5dfdeSVivek Kasireddy } 1097b3a5dfdeSVivek Kasireddy 1098b3a5dfdeSVivek Kasireddy static void virtio_gpu_handle_gl_flushed(VirtIOGPUBase *b) 1099b3a5dfdeSVivek Kasireddy { 1100b3a5dfdeSVivek Kasireddy VirtIOGPU *g = container_of(b, VirtIOGPU, parent_obj); 1101b3a5dfdeSVivek Kasireddy 1102b3a5dfdeSVivek Kasireddy virtio_gpu_process_fenceq(g); 1103b3a5dfdeSVivek Kasireddy virtio_gpu_process_cmdq(g); 1104b3a5dfdeSVivek Kasireddy } 1105b3a5dfdeSVivek Kasireddy 110662232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq) 110762232bf4SGerd Hoffmann { 110862232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 110962232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 111062232bf4SGerd Hoffmann 111162232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 111262232bf4SGerd Hoffmann return; 111362232bf4SGerd Hoffmann } 111462232bf4SGerd Hoffmann 111551b19ebeSPaolo Bonzini cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); 111651b19ebeSPaolo Bonzini while (cmd) { 111762232bf4SGerd Hoffmann cmd->vq = vq; 111862232bf4SGerd Hoffmann cmd->error = 0; 111962232bf4SGerd Hoffmann cmd->finished = false; 11203eb769fdSGerd Hoffmann QTAILQ_INSERT_TAIL(&g->cmdq, cmd, next); 112151b19ebeSPaolo Bonzini cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); 112262232bf4SGerd Hoffmann } 11239d9e1521SGerd Hoffmann 11243eb769fdSGerd Hoffmann virtio_gpu_process_cmdq(g); 112562232bf4SGerd Hoffmann } 112662232bf4SGerd Hoffmann 112762232bf4SGerd Hoffmann static void virtio_gpu_ctrl_bh(void *opaque) 112862232bf4SGerd Hoffmann { 112962232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 1130cabbe8e5SGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_GET_CLASS(g); 1131cabbe8e5SGerd Hoffmann 1132cabbe8e5SGerd Hoffmann vgc->handle_ctrl(&g->parent_obj.parent_obj, g->ctrl_vq); 113362232bf4SGerd Hoffmann } 113462232bf4SGerd Hoffmann 113562232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor(VirtIODevice *vdev, VirtQueue *vq) 113662232bf4SGerd Hoffmann { 113762232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 113851b19ebeSPaolo Bonzini VirtQueueElement *elem; 113962232bf4SGerd Hoffmann size_t s; 114062232bf4SGerd Hoffmann struct virtio_gpu_update_cursor cursor_info; 114162232bf4SGerd Hoffmann 114262232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 114362232bf4SGerd Hoffmann return; 114462232bf4SGerd Hoffmann } 114551b19ebeSPaolo Bonzini for (;;) { 114651b19ebeSPaolo Bonzini elem = virtqueue_pop(vq, sizeof(VirtQueueElement)); 114751b19ebeSPaolo Bonzini if (!elem) { 114851b19ebeSPaolo Bonzini break; 114951b19ebeSPaolo Bonzini } 115051b19ebeSPaolo Bonzini 115151b19ebeSPaolo Bonzini s = iov_to_buf(elem->out_sg, elem->out_num, 0, 115262232bf4SGerd Hoffmann &cursor_info, sizeof(cursor_info)); 115362232bf4SGerd Hoffmann if (s != sizeof(cursor_info)) { 115462232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 115562232bf4SGerd Hoffmann "%s: cursor size incorrect %zu vs %zu\n", 115662232bf4SGerd Hoffmann __func__, s, sizeof(cursor_info)); 115762232bf4SGerd Hoffmann } else { 11581715d6b5SFarhan Ali virtio_gpu_bswap_32(&cursor_info, sizeof(cursor_info)); 115962232bf4SGerd Hoffmann update_cursor(g, &cursor_info); 116062232bf4SGerd Hoffmann } 116151b19ebeSPaolo Bonzini virtqueue_push(vq, elem, 0); 116262232bf4SGerd Hoffmann virtio_notify(vdev, vq); 116351b19ebeSPaolo Bonzini g_free(elem); 116462232bf4SGerd Hoffmann } 116562232bf4SGerd Hoffmann } 116662232bf4SGerd Hoffmann 116762232bf4SGerd Hoffmann static void virtio_gpu_cursor_bh(void *opaque) 116862232bf4SGerd Hoffmann { 116962232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 117050d8e25eSMarc-André Lureau virtio_gpu_handle_cursor(&g->parent_obj.parent_obj, g->cursor_vq); 117162232bf4SGerd Hoffmann } 117262232bf4SGerd Hoffmann 11730c244e50SGerd Hoffmann static const VMStateDescription vmstate_virtio_gpu_scanout = { 11740c244e50SGerd Hoffmann .name = "virtio-gpu-one-scanout", 11750c244e50SGerd Hoffmann .version_id = 1, 11760c244e50SGerd Hoffmann .fields = (VMStateField[]) { 11770c244e50SGerd Hoffmann VMSTATE_UINT32(resource_id, struct virtio_gpu_scanout), 11780c244e50SGerd Hoffmann VMSTATE_UINT32(width, struct virtio_gpu_scanout), 11790c244e50SGerd Hoffmann VMSTATE_UINT32(height, struct virtio_gpu_scanout), 11800c244e50SGerd Hoffmann VMSTATE_INT32(x, struct virtio_gpu_scanout), 11810c244e50SGerd Hoffmann VMSTATE_INT32(y, struct virtio_gpu_scanout), 11820c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.resource_id, struct virtio_gpu_scanout), 11830c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.hot_x, struct virtio_gpu_scanout), 11840c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.hot_y, struct virtio_gpu_scanout), 11850c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.pos.x, struct virtio_gpu_scanout), 11860c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.pos.y, struct virtio_gpu_scanout), 11870c244e50SGerd Hoffmann VMSTATE_END_OF_LIST() 11880c244e50SGerd Hoffmann }, 11890c244e50SGerd Hoffmann }; 11900c244e50SGerd Hoffmann 11910c244e50SGerd Hoffmann static const VMStateDescription vmstate_virtio_gpu_scanouts = { 11920c244e50SGerd Hoffmann .name = "virtio-gpu-scanouts", 11930c244e50SGerd Hoffmann .version_id = 1, 11940c244e50SGerd Hoffmann .fields = (VMStateField[]) { 119550d8e25eSMarc-André Lureau VMSTATE_INT32(parent_obj.enable, struct VirtIOGPU), 119650d8e25eSMarc-André Lureau VMSTATE_UINT32_EQUAL(parent_obj.conf.max_outputs, 119750d8e25eSMarc-André Lureau struct VirtIOGPU, NULL), 119850d8e25eSMarc-André Lureau VMSTATE_STRUCT_VARRAY_UINT32(parent_obj.scanout, struct VirtIOGPU, 119950d8e25eSMarc-André Lureau parent_obj.conf.max_outputs, 1, 12000c244e50SGerd Hoffmann vmstate_virtio_gpu_scanout, 12010c244e50SGerd Hoffmann struct virtio_gpu_scanout), 12020c244e50SGerd Hoffmann VMSTATE_END_OF_LIST() 12030c244e50SGerd Hoffmann }, 12040c244e50SGerd Hoffmann }; 12050c244e50SGerd Hoffmann 12062c21ee76SJianjun Duan static int virtio_gpu_save(QEMUFile *f, void *opaque, size_t size, 12073ddba9a9SMarkus Armbruster const VMStateField *field, JSONWriter *vmdesc) 12080c244e50SGerd Hoffmann { 12090c244e50SGerd Hoffmann VirtIOGPU *g = opaque; 12100c244e50SGerd Hoffmann struct virtio_gpu_simple_resource *res; 12110c244e50SGerd Hoffmann int i; 12120c244e50SGerd Hoffmann 12130c244e50SGerd Hoffmann /* in 2d mode we should never find unprocessed commands here */ 12140c244e50SGerd Hoffmann assert(QTAILQ_EMPTY(&g->cmdq)); 12150c244e50SGerd Hoffmann 12160c244e50SGerd Hoffmann QTAILQ_FOREACH(res, &g->reslist, next) { 12170c244e50SGerd Hoffmann qemu_put_be32(f, res->resource_id); 12180c244e50SGerd Hoffmann qemu_put_be32(f, res->width); 12190c244e50SGerd Hoffmann qemu_put_be32(f, res->height); 12200c244e50SGerd Hoffmann qemu_put_be32(f, res->format); 12210c244e50SGerd Hoffmann qemu_put_be32(f, res->iov_cnt); 12220c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 12230c244e50SGerd Hoffmann qemu_put_be64(f, res->addrs[i]); 12240c244e50SGerd Hoffmann qemu_put_be32(f, res->iov[i].iov_len); 12250c244e50SGerd Hoffmann } 12260c244e50SGerd Hoffmann qemu_put_buffer(f, (void *)pixman_image_get_data(res->image), 12270c244e50SGerd Hoffmann pixman_image_get_stride(res->image) * res->height); 12280c244e50SGerd Hoffmann } 12290c244e50SGerd Hoffmann qemu_put_be32(f, 0); /* end of list */ 12300c244e50SGerd Hoffmann 12312f168d07SDr. David Alan Gilbert return vmstate_save_state(f, &vmstate_virtio_gpu_scanouts, g, NULL); 12320c244e50SGerd Hoffmann } 12330c244e50SGerd Hoffmann 12342c21ee76SJianjun Duan static int virtio_gpu_load(QEMUFile *f, void *opaque, size_t size, 123503fee66fSMarc-André Lureau const VMStateField *field) 12360c244e50SGerd Hoffmann { 12370c244e50SGerd Hoffmann VirtIOGPU *g = opaque; 12380c244e50SGerd Hoffmann struct virtio_gpu_simple_resource *res; 12390c244e50SGerd Hoffmann struct virtio_gpu_scanout *scanout; 12400c244e50SGerd Hoffmann uint32_t resource_id, pformat; 12419462ff46SMarc-André Lureau void *bits = NULL; 12428a502efdSHalil Pasic int i; 12430c244e50SGerd Hoffmann 1244039aa5dbSPeter Maydell g->hostmem = 0; 1245039aa5dbSPeter Maydell 12460c244e50SGerd Hoffmann resource_id = qemu_get_be32(f); 12470c244e50SGerd Hoffmann while (resource_id != 0) { 1248b0ee78ffSLi Qiang res = virtio_gpu_find_resource(g, resource_id); 1249b0ee78ffSLi Qiang if (res) { 1250b0ee78ffSLi Qiang return -EINVAL; 1251b0ee78ffSLi Qiang } 1252b0ee78ffSLi Qiang 12530c244e50SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 12540c244e50SGerd Hoffmann res->resource_id = resource_id; 12550c244e50SGerd Hoffmann res->width = qemu_get_be32(f); 12560c244e50SGerd Hoffmann res->height = qemu_get_be32(f); 12570c244e50SGerd Hoffmann res->format = qemu_get_be32(f); 12580c244e50SGerd Hoffmann res->iov_cnt = qemu_get_be32(f); 12590c244e50SGerd Hoffmann 12600c244e50SGerd Hoffmann /* allocate */ 126183a7d3c0SMarc-André Lureau pformat = virtio_gpu_get_pixman_format(res->format); 12620c244e50SGerd Hoffmann if (!pformat) { 1263c84f0f25SPeter Maydell g_free(res); 12640c244e50SGerd Hoffmann return -EINVAL; 12650c244e50SGerd Hoffmann } 12669462ff46SMarc-André Lureau 12679462ff46SMarc-André Lureau res->hostmem = calc_image_hostmem(pformat, res->width, res->height); 12689462ff46SMarc-André Lureau #ifdef WIN32 12699462ff46SMarc-André Lureau bits = qemu_win32_map_alloc(res->hostmem, &res->handle, &error_warn); 12709462ff46SMarc-André Lureau if (!bits) { 12719462ff46SMarc-André Lureau g_free(res); 12729462ff46SMarc-André Lureau return -EINVAL; 12739462ff46SMarc-André Lureau } 12749462ff46SMarc-André Lureau #endif 12750c244e50SGerd Hoffmann res->image = pixman_image_create_bits(pformat, 12760c244e50SGerd Hoffmann res->width, res->height, 12779462ff46SMarc-André Lureau bits, res->hostmem / res->height); 12780c244e50SGerd Hoffmann if (!res->image) { 1279c84f0f25SPeter Maydell g_free(res); 12800c244e50SGerd Hoffmann return -EINVAL; 12810c244e50SGerd Hoffmann } 12820c244e50SGerd Hoffmann 1283039aa5dbSPeter Maydell 12840c244e50SGerd Hoffmann res->addrs = g_new(uint64_t, res->iov_cnt); 12850c244e50SGerd Hoffmann res->iov = g_new(struct iovec, res->iov_cnt); 12860c244e50SGerd Hoffmann 12870c244e50SGerd Hoffmann /* read data */ 12880c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 12890c244e50SGerd Hoffmann res->addrs[i] = qemu_get_be64(f); 12900c244e50SGerd Hoffmann res->iov[i].iov_len = qemu_get_be32(f); 12910c244e50SGerd Hoffmann } 12920c244e50SGerd Hoffmann qemu_get_buffer(f, (void *)pixman_image_get_data(res->image), 12930c244e50SGerd Hoffmann pixman_image_get_stride(res->image) * res->height); 12940c244e50SGerd Hoffmann 12950c244e50SGerd Hoffmann /* restore mapping */ 12960c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 12970c244e50SGerd Hoffmann hwaddr len = res->iov[i].iov_len; 12980c244e50SGerd Hoffmann res->iov[i].iov_base = 1299a1d4b0a3SPhilippe Mathieu-Daudé dma_memory_map(VIRTIO_DEVICE(g)->dma_as, res->addrs[i], &len, 1300a1d4b0a3SPhilippe Mathieu-Daudé DMA_DIRECTION_TO_DEVICE, 1301a1d4b0a3SPhilippe Mathieu-Daudé MEMTXATTRS_UNSPECIFIED); 13023bb68f79SGerd Hoffmann 13030c244e50SGerd Hoffmann if (!res->iov[i].iov_base || len != res->iov[i].iov_len) { 1304c84f0f25SPeter Maydell /* Clean up the half-a-mapping we just created... */ 1305c84f0f25SPeter Maydell if (res->iov[i].iov_base) { 13068da132a5SGerd Hoffmann dma_memory_unmap(VIRTIO_DEVICE(g)->dma_as, 13078da132a5SGerd Hoffmann res->iov[i].iov_base, 1308a7f85e03SGerd Hoffmann len, 13098da132a5SGerd Hoffmann DMA_DIRECTION_TO_DEVICE, 1310a7f85e03SGerd Hoffmann 0); 1311c84f0f25SPeter Maydell } 1312c84f0f25SPeter Maydell /* ...and the mappings for previous loop iterations */ 1313c84f0f25SPeter Maydell res->iov_cnt = i; 13143bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 1315c84f0f25SPeter Maydell pixman_image_unref(res->image); 1316c84f0f25SPeter Maydell g_free(res); 13170c244e50SGerd Hoffmann return -EINVAL; 13180c244e50SGerd Hoffmann } 13190c244e50SGerd Hoffmann } 13200c244e50SGerd Hoffmann 13210c244e50SGerd Hoffmann QTAILQ_INSERT_HEAD(&g->reslist, res, next); 1322039aa5dbSPeter Maydell g->hostmem += res->hostmem; 13230c244e50SGerd Hoffmann 13240c244e50SGerd Hoffmann resource_id = qemu_get_be32(f); 13250c244e50SGerd Hoffmann } 13260c244e50SGerd Hoffmann 13270c244e50SGerd Hoffmann /* load & apply scanout state */ 13280c244e50SGerd Hoffmann vmstate_load_state(f, &vmstate_virtio_gpu_scanouts, g, 1); 132950d8e25eSMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 1330529969b8SMarc-André Lureau /* FIXME: should take scanout.r.{x,y} into account */ 133150d8e25eSMarc-André Lureau scanout = &g->parent_obj.scanout[i]; 13320c244e50SGerd Hoffmann if (!scanout->resource_id) { 13330c244e50SGerd Hoffmann continue; 13340c244e50SGerd Hoffmann } 13350c244e50SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 13360c244e50SGerd Hoffmann if (!res) { 13370c244e50SGerd Hoffmann return -EINVAL; 13380c244e50SGerd Hoffmann } 13390c244e50SGerd Hoffmann scanout->ds = qemu_create_displaysurface_pixman(res->image); 13400c244e50SGerd Hoffmann if (!scanout->ds) { 13410c244e50SGerd Hoffmann return -EINVAL; 13420c244e50SGerd Hoffmann } 13439462ff46SMarc-André Lureau #ifdef WIN32 13449462ff46SMarc-André Lureau qemu_displaysurface_win32_set_handle(scanout->ds, res->handle, 0); 13459462ff46SMarc-André Lureau #endif 13460c244e50SGerd Hoffmann 13470c244e50SGerd Hoffmann dpy_gfx_replace_surface(scanout->con, scanout->ds); 134891155f8bSGerd Hoffmann dpy_gfx_update_full(scanout->con); 134910750ee0SGerd Hoffmann if (scanout->cursor.resource_id) { 13500c244e50SGerd Hoffmann update_cursor(g, &scanout->cursor); 135110750ee0SGerd Hoffmann } 13520c244e50SGerd Hoffmann res->scanout_bitmask |= (1 << i); 13530c244e50SGerd Hoffmann } 13540c244e50SGerd Hoffmann 13550c244e50SGerd Hoffmann return 0; 13560c244e50SGerd Hoffmann } 13570c244e50SGerd Hoffmann 135837f86af0SGerd Hoffmann void virtio_gpu_device_realize(DeviceState *qdev, Error **errp) 135962232bf4SGerd Hoffmann { 136062232bf4SGerd Hoffmann VirtIODevice *vdev = VIRTIO_DEVICE(qdev); 136162232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(qdev); 13629d9e1521SGerd Hoffmann 1363cce386e1SVivek Kasireddy if (virtio_gpu_blob_enabled(g->parent_obj.conf)) { 1364cce386e1SVivek Kasireddy if (!virtio_gpu_have_udmabuf()) { 1365cce386e1SVivek Kasireddy error_setg(errp, "cannot enable blob resources without udmabuf"); 1366cce386e1SVivek Kasireddy return; 1367cce386e1SVivek Kasireddy } 1368cce386e1SVivek Kasireddy 1369cce386e1SVivek Kasireddy if (virtio_gpu_virgl_enabled(g->parent_obj.conf)) { 1370cce386e1SVivek Kasireddy error_setg(errp, "blobs and virgl are not compatible (yet)"); 1371cce386e1SVivek Kasireddy return; 1372cce386e1SVivek Kasireddy } 1373cce386e1SVivek Kasireddy } 1374cce386e1SVivek Kasireddy 137550d8e25eSMarc-André Lureau if (!virtio_gpu_base_device_realize(qdev, 137650d8e25eSMarc-André Lureau virtio_gpu_handle_ctrl_cb, 137750d8e25eSMarc-André Lureau virtio_gpu_handle_cursor_cb, 137850d8e25eSMarc-André Lureau errp)) { 1379fe44dc91SAshijeet Acharya return; 1380fe44dc91SAshijeet Acharya } 1381fe44dc91SAshijeet Acharya 138250d8e25eSMarc-André Lureau g->ctrl_vq = virtio_get_queue(vdev, 0); 138350d8e25eSMarc-André Lureau g->cursor_vq = virtio_get_queue(vdev, 1); 1384f63192b0SAlexander Bulekov g->ctrl_bh = qemu_bh_new_guarded(virtio_gpu_ctrl_bh, g, 1385f63192b0SAlexander Bulekov &qdev->mem_reentrancy_guard); 1386f63192b0SAlexander Bulekov g->cursor_bh = qemu_bh_new_guarded(virtio_gpu_cursor_bh, g, 1387f63192b0SAlexander Bulekov &qdev->mem_reentrancy_guard); 138862232bf4SGerd Hoffmann QTAILQ_INIT(&g->reslist); 13893eb769fdSGerd Hoffmann QTAILQ_INIT(&g->cmdq); 139062232bf4SGerd Hoffmann QTAILQ_INIT(&g->fenceq); 139162232bf4SGerd Hoffmann } 139262232bf4SGerd Hoffmann 139376fa8b35SGerd Hoffmann void virtio_gpu_reset(VirtIODevice *vdev) 139462232bf4SGerd Hoffmann { 139562232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 139662232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res, *tmp; 1397dc84ed5bSGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 139862232bf4SGerd Hoffmann 139962232bf4SGerd Hoffmann QTAILQ_FOREACH_SAFE(res, &g->reslist, next, tmp) { 140062232bf4SGerd Hoffmann virtio_gpu_resource_destroy(g, res); 140162232bf4SGerd Hoffmann } 14029d9e1521SGerd Hoffmann 1403dc84ed5bSGerd Hoffmann while (!QTAILQ_EMPTY(&g->cmdq)) { 1404dc84ed5bSGerd Hoffmann cmd = QTAILQ_FIRST(&g->cmdq); 1405dc84ed5bSGerd Hoffmann QTAILQ_REMOVE(&g->cmdq, cmd, next); 1406dc84ed5bSGerd Hoffmann g_free(cmd); 1407dc84ed5bSGerd Hoffmann } 1408dc84ed5bSGerd Hoffmann 1409dc84ed5bSGerd Hoffmann while (!QTAILQ_EMPTY(&g->fenceq)) { 1410dc84ed5bSGerd Hoffmann cmd = QTAILQ_FIRST(&g->fenceq); 1411dc84ed5bSGerd Hoffmann QTAILQ_REMOVE(&g->fenceq, cmd, next); 1412dc84ed5bSGerd Hoffmann g->inflight--; 1413dc84ed5bSGerd Hoffmann g_free(cmd); 1414dc84ed5bSGerd Hoffmann } 1415dc84ed5bSGerd Hoffmann 141650d8e25eSMarc-André Lureau virtio_gpu_base_reset(VIRTIO_GPU_BASE(vdev)); 141750d8e25eSMarc-André Lureau } 141850d8e25eSMarc-André Lureau 141950d8e25eSMarc-André Lureau static void 142050d8e25eSMarc-André Lureau virtio_gpu_get_config(VirtIODevice *vdev, uint8_t *config) 142150d8e25eSMarc-André Lureau { 142250d8e25eSMarc-André Lureau VirtIOGPUBase *g = VIRTIO_GPU_BASE(vdev); 142350d8e25eSMarc-André Lureau 142450d8e25eSMarc-André Lureau memcpy(config, &g->virtio_config, sizeof(g->virtio_config)); 142550d8e25eSMarc-André Lureau } 142650d8e25eSMarc-André Lureau 142750d8e25eSMarc-André Lureau static void 142850d8e25eSMarc-André Lureau virtio_gpu_set_config(VirtIODevice *vdev, const uint8_t *config) 142950d8e25eSMarc-André Lureau { 143050d8e25eSMarc-André Lureau VirtIOGPUBase *g = VIRTIO_GPU_BASE(vdev); 143150d8e25eSMarc-André Lureau const struct virtio_gpu_config *vgconfig = 143250d8e25eSMarc-André Lureau (const struct virtio_gpu_config *)config; 143350d8e25eSMarc-André Lureau 143450d8e25eSMarc-André Lureau if (vgconfig->events_clear) { 143550d8e25eSMarc-André Lureau g->virtio_config.events_read &= ~vgconfig->events_clear; 143650d8e25eSMarc-André Lureau } 143762232bf4SGerd Hoffmann } 143862232bf4SGerd Hoffmann 14398a502efdSHalil Pasic /* 14408a502efdSHalil Pasic * For historical reasons virtio_gpu does not adhere to virtio migration 14418a502efdSHalil Pasic * scheme as described in doc/virtio-migration.txt, in a sense that no 14428a502efdSHalil Pasic * save/load callback are provided to the core. Instead the device data 14438a502efdSHalil Pasic * is saved/loaded after the core data. 14448a502efdSHalil Pasic * 14458a502efdSHalil Pasic * Because of this we need a special vmsd. 14468a502efdSHalil Pasic */ 14478a502efdSHalil Pasic static const VMStateDescription vmstate_virtio_gpu = { 14488a502efdSHalil Pasic .name = "virtio-gpu", 14498a502efdSHalil Pasic .minimum_version_id = VIRTIO_GPU_VM_VERSION, 14508a502efdSHalil Pasic .version_id = VIRTIO_GPU_VM_VERSION, 14518a502efdSHalil Pasic .fields = (VMStateField[]) { 14528a502efdSHalil Pasic VMSTATE_VIRTIO_DEVICE /* core */, 14538a502efdSHalil Pasic { 14548a502efdSHalil Pasic .name = "virtio-gpu", 14558a502efdSHalil Pasic .info = &(const VMStateInfo) { 14568a502efdSHalil Pasic .name = "virtio-gpu", 14578a502efdSHalil Pasic .get = virtio_gpu_load, 14588a502efdSHalil Pasic .put = virtio_gpu_save, 14598a502efdSHalil Pasic }, 14608a502efdSHalil Pasic .flags = VMS_SINGLE, 14618a502efdSHalil Pasic } /* device */, 14628a502efdSHalil Pasic VMSTATE_END_OF_LIST() 14638a502efdSHalil Pasic }, 14648a502efdSHalil Pasic }; 14650fc07498SDr. David Alan Gilbert 146662232bf4SGerd Hoffmann static Property virtio_gpu_properties[] = { 146750d8e25eSMarc-André Lureau VIRTIO_GPU_BASE_PROPERTIES(VirtIOGPU, parent_obj.conf), 146850d8e25eSMarc-André Lureau DEFINE_PROP_SIZE("max_hostmem", VirtIOGPU, conf_max_hostmem, 146950d8e25eSMarc-André Lureau 256 * MiB), 1470cce386e1SVivek Kasireddy DEFINE_PROP_BIT("blob", VirtIOGPU, parent_obj.conf.flags, 1471cce386e1SVivek Kasireddy VIRTIO_GPU_FLAG_BLOB_ENABLED, false), 147262232bf4SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 147362232bf4SGerd Hoffmann }; 147462232bf4SGerd Hoffmann 147562232bf4SGerd Hoffmann static void virtio_gpu_class_init(ObjectClass *klass, void *data) 147662232bf4SGerd Hoffmann { 147762232bf4SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 147862232bf4SGerd Hoffmann VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass); 1479cabbe8e5SGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_CLASS(klass); 1480b3a5dfdeSVivek Kasireddy VirtIOGPUBaseClass *vgbc = &vgc->parent; 148162232bf4SGerd Hoffmann 1482cabbe8e5SGerd Hoffmann vgc->handle_ctrl = virtio_gpu_handle_ctrl; 14832f47691aSGerd Hoffmann vgc->process_cmd = virtio_gpu_simple_process_cmd; 14842c267d66SGerd Hoffmann vgc->update_cursor_data = virtio_gpu_update_cursor_data; 1485b3a5dfdeSVivek Kasireddy vgbc->gl_flushed = virtio_gpu_handle_gl_flushed; 1486cabbe8e5SGerd Hoffmann 148762232bf4SGerd Hoffmann vdc->realize = virtio_gpu_device_realize; 148850d8e25eSMarc-André Lureau vdc->reset = virtio_gpu_reset; 148962232bf4SGerd Hoffmann vdc->get_config = virtio_gpu_get_config; 149062232bf4SGerd Hoffmann vdc->set_config = virtio_gpu_set_config; 149162232bf4SGerd Hoffmann 14920fc07498SDr. David Alan Gilbert dc->vmsd = &vmstate_virtio_gpu; 14934f67d30bSMarc-André Lureau device_class_set_props(dc, virtio_gpu_properties); 149462232bf4SGerd Hoffmann } 149562232bf4SGerd Hoffmann 149662232bf4SGerd Hoffmann static const TypeInfo virtio_gpu_info = { 149762232bf4SGerd Hoffmann .name = TYPE_VIRTIO_GPU, 149850d8e25eSMarc-André Lureau .parent = TYPE_VIRTIO_GPU_BASE, 149962232bf4SGerd Hoffmann .instance_size = sizeof(VirtIOGPU), 1500cabbe8e5SGerd Hoffmann .class_size = sizeof(VirtIOGPUClass), 150162232bf4SGerd Hoffmann .class_init = virtio_gpu_class_init, 150262232bf4SGerd Hoffmann }; 1503561d0f45SGerd Hoffmann module_obj(TYPE_VIRTIO_GPU); 150424ce7aa7SJose R. Ziviani module_kconfig(VIRTIO_GPU); 150562232bf4SGerd Hoffmann 150662232bf4SGerd Hoffmann static void virtio_register_types(void) 150762232bf4SGerd Hoffmann { 150862232bf4SGerd Hoffmann type_register_static(&virtio_gpu_info); 150962232bf4SGerd Hoffmann } 151062232bf4SGerd Hoffmann 151162232bf4SGerd Hoffmann type_init(virtio_register_types) 1512