162232bf4SGerd Hoffmann /* 262232bf4SGerd Hoffmann * Virtio GPU Device 362232bf4SGerd Hoffmann * 462232bf4SGerd Hoffmann * Copyright Red Hat, Inc. 2013-2014 562232bf4SGerd Hoffmann * 662232bf4SGerd Hoffmann * Authors: 762232bf4SGerd Hoffmann * Dave Airlie <airlied@redhat.com> 862232bf4SGerd Hoffmann * Gerd Hoffmann <kraxel@redhat.com> 962232bf4SGerd Hoffmann * 102e252145SGerd Hoffmann * This work is licensed under the terms of the GNU GPL, version 2 or later. 1162232bf4SGerd Hoffmann * See the COPYING file in the top-level directory. 1262232bf4SGerd Hoffmann */ 1362232bf4SGerd Hoffmann 149b8bfe21SPeter Maydell #include "qemu/osdep.h" 15f0353b0dSPhilippe Mathieu-Daudé #include "qemu/units.h" 1662232bf4SGerd Hoffmann #include "qemu/iov.h" 17a41e2d97SMarc-André Lureau #include "sysemu/cpus.h" 1862232bf4SGerd Hoffmann #include "ui/console.h" 1962232bf4SGerd Hoffmann #include "trace.h" 208da132a5SGerd Hoffmann #include "sysemu/dma.h" 212f780b6aSMarkus Armbruster #include "sysemu/sysemu.h" 2262232bf4SGerd Hoffmann #include "hw/virtio/virtio.h" 23ca77ee28SMarkus Armbruster #include "migration/qemu-file-types.h" 2462232bf4SGerd Hoffmann #include "hw/virtio/virtio-gpu.h" 25ad08e67aSMarc-André Lureau #include "hw/virtio/virtio-gpu-bswap.h" 2683a7d3c0SMarc-André Lureau #include "hw/virtio/virtio-gpu-pixman.h" 2762232bf4SGerd Hoffmann #include "hw/virtio/virtio-bus.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 * 3725c001a4SVivek Kasireddy virtio_gpu_find_check_resource(VirtIOGPU *g, uint32_t resource_id, 3825c001a4SVivek Kasireddy bool require_backing, 3925c001a4SVivek Kasireddy const char *caller, uint32_t *error); 4062232bf4SGerd Hoffmann 41a41e2d97SMarc-André Lureau static void virtio_gpu_reset_bh(void *opaque); 42b8e23926SLi Qiang 432c267d66SGerd Hoffmann void virtio_gpu_update_cursor_data(VirtIOGPU *g, 4462232bf4SGerd Hoffmann struct virtio_gpu_scanout *s, 4562232bf4SGerd Hoffmann uint32_t resource_id) 4662232bf4SGerd Hoffmann { 4762232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 4862232bf4SGerd Hoffmann uint32_t pixels; 49bdd53f73SVivek Kasireddy void *data; 5062232bf4SGerd Hoffmann 5125c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, resource_id, false, 5225c001a4SVivek Kasireddy __func__, NULL); 5362232bf4SGerd Hoffmann if (!res) { 5462232bf4SGerd Hoffmann return; 5562232bf4SGerd Hoffmann } 5662232bf4SGerd Hoffmann 57bdd53f73SVivek Kasireddy if (res->blob_size) { 58bdd53f73SVivek Kasireddy if (res->blob_size < (s->current_cursor->width * 59bdd53f73SVivek Kasireddy s->current_cursor->height * 4)) { 60bdd53f73SVivek Kasireddy return; 61bdd53f73SVivek Kasireddy } 62bdd53f73SVivek Kasireddy data = res->blob; 63bdd53f73SVivek Kasireddy } else { 6462232bf4SGerd Hoffmann if (pixman_image_get_width(res->image) != s->current_cursor->width || 6562232bf4SGerd Hoffmann pixman_image_get_height(res->image) != s->current_cursor->height) { 6662232bf4SGerd Hoffmann return; 6762232bf4SGerd Hoffmann } 68bdd53f73SVivek Kasireddy data = pixman_image_get_data(res->image); 69bdd53f73SVivek Kasireddy } 7062232bf4SGerd Hoffmann 7162232bf4SGerd Hoffmann pixels = s->current_cursor->width * s->current_cursor->height; 72bdd53f73SVivek Kasireddy memcpy(s->current_cursor->data, data, 7362232bf4SGerd Hoffmann pixels * sizeof(uint32_t)); 7462232bf4SGerd Hoffmann } 7562232bf4SGerd Hoffmann 7662232bf4SGerd Hoffmann static void update_cursor(VirtIOGPU *g, struct virtio_gpu_update_cursor *cursor) 7762232bf4SGerd Hoffmann { 7862232bf4SGerd Hoffmann struct virtio_gpu_scanout *s; 792c267d66SGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_GET_CLASS(g); 800c244e50SGerd Hoffmann bool move = cursor->hdr.type == VIRTIO_GPU_CMD_MOVE_CURSOR; 8162232bf4SGerd Hoffmann 8250d8e25eSMarc-André Lureau if (cursor->pos.scanout_id >= g->parent_obj.conf.max_outputs) { 8362232bf4SGerd Hoffmann return; 8462232bf4SGerd Hoffmann } 8550d8e25eSMarc-André Lureau s = &g->parent_obj.scanout[cursor->pos.scanout_id]; 8662232bf4SGerd Hoffmann 87e9c1b459SGerd Hoffmann trace_virtio_gpu_update_cursor(cursor->pos.scanout_id, 88e9c1b459SGerd Hoffmann cursor->pos.x, 89e9c1b459SGerd Hoffmann cursor->pos.y, 90e9c1b459SGerd Hoffmann move ? "move" : "update", 91e9c1b459SGerd Hoffmann cursor->resource_id); 92e9c1b459SGerd Hoffmann 930c244e50SGerd Hoffmann if (!move) { 9462232bf4SGerd Hoffmann if (!s->current_cursor) { 9562232bf4SGerd Hoffmann s->current_cursor = cursor_alloc(64, 64); 9662232bf4SGerd Hoffmann } 9762232bf4SGerd Hoffmann 9862232bf4SGerd Hoffmann s->current_cursor->hot_x = cursor->hot_x; 9962232bf4SGerd Hoffmann s->current_cursor->hot_y = cursor->hot_y; 10062232bf4SGerd Hoffmann 10162232bf4SGerd Hoffmann if (cursor->resource_id > 0) { 1022c267d66SGerd Hoffmann vgc->update_cursor_data(g, s, cursor->resource_id); 10362232bf4SGerd Hoffmann } 10462232bf4SGerd Hoffmann dpy_cursor_define(s->con, s->current_cursor); 1050c244e50SGerd Hoffmann 1060c244e50SGerd Hoffmann s->cursor = *cursor; 1070c244e50SGerd Hoffmann } else { 1080c244e50SGerd Hoffmann s->cursor.pos.x = cursor->pos.x; 1090c244e50SGerd Hoffmann s->cursor.pos.y = cursor->pos.y; 11062232bf4SGerd Hoffmann } 11162232bf4SGerd Hoffmann dpy_mouse_set(s->con, cursor->pos.x, cursor->pos.y, 11262232bf4SGerd Hoffmann cursor->resource_id ? 1 : 0); 11362232bf4SGerd Hoffmann } 11462232bf4SGerd Hoffmann 11549a8b659SAntonio Caggiano struct virtio_gpu_simple_resource * 11662232bf4SGerd Hoffmann virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id) 11762232bf4SGerd Hoffmann { 11862232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 11962232bf4SGerd Hoffmann 12062232bf4SGerd Hoffmann QTAILQ_FOREACH(res, &g->reslist, next) { 12162232bf4SGerd Hoffmann if (res->resource_id == resource_id) { 12262232bf4SGerd Hoffmann return res; 12362232bf4SGerd Hoffmann } 12462232bf4SGerd Hoffmann } 12562232bf4SGerd Hoffmann return NULL; 12662232bf4SGerd Hoffmann } 12762232bf4SGerd Hoffmann 12825c001a4SVivek Kasireddy static struct virtio_gpu_simple_resource * 12925c001a4SVivek Kasireddy virtio_gpu_find_check_resource(VirtIOGPU *g, uint32_t resource_id, 13025c001a4SVivek Kasireddy bool require_backing, 13125c001a4SVivek Kasireddy const char *caller, uint32_t *error) 13225c001a4SVivek Kasireddy { 13325c001a4SVivek Kasireddy struct virtio_gpu_simple_resource *res; 13425c001a4SVivek Kasireddy 13525c001a4SVivek Kasireddy res = virtio_gpu_find_resource(g, resource_id); 13625c001a4SVivek Kasireddy if (!res) { 13725c001a4SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: invalid resource specified %d\n", 13825c001a4SVivek Kasireddy caller, resource_id); 13925c001a4SVivek Kasireddy if (error) { 14025c001a4SVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 14125c001a4SVivek Kasireddy } 14225c001a4SVivek Kasireddy return NULL; 14325c001a4SVivek Kasireddy } 14425c001a4SVivek Kasireddy 14525c001a4SVivek Kasireddy if (require_backing) { 146e0933d91SVivek Kasireddy if (!res->iov || (!res->image && !res->blob)) { 14725c001a4SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: no backing storage %d\n", 14825c001a4SVivek Kasireddy caller, resource_id); 14925c001a4SVivek Kasireddy if (error) { 15025c001a4SVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_UNSPEC; 15125c001a4SVivek Kasireddy } 15225c001a4SVivek Kasireddy return NULL; 15325c001a4SVivek Kasireddy } 15425c001a4SVivek Kasireddy } 15525c001a4SVivek Kasireddy 15625c001a4SVivek Kasireddy return res; 15725c001a4SVivek Kasireddy } 15825c001a4SVivek Kasireddy 15962232bf4SGerd Hoffmann void virtio_gpu_ctrl_response(VirtIOGPU *g, 16062232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 16162232bf4SGerd Hoffmann struct virtio_gpu_ctrl_hdr *resp, 16262232bf4SGerd Hoffmann size_t resp_len) 16362232bf4SGerd Hoffmann { 16462232bf4SGerd Hoffmann size_t s; 16562232bf4SGerd Hoffmann 16662232bf4SGerd Hoffmann if (cmd->cmd_hdr.flags & VIRTIO_GPU_FLAG_FENCE) { 16762232bf4SGerd Hoffmann resp->flags |= VIRTIO_GPU_FLAG_FENCE; 16862232bf4SGerd Hoffmann resp->fence_id = cmd->cmd_hdr.fence_id; 16962232bf4SGerd Hoffmann resp->ctx_id = cmd->cmd_hdr.ctx_id; 17062232bf4SGerd Hoffmann } 1711715d6b5SFarhan Ali virtio_gpu_ctrl_hdr_bswap(resp); 17262232bf4SGerd Hoffmann s = iov_from_buf(cmd->elem.in_sg, cmd->elem.in_num, 0, resp, resp_len); 17362232bf4SGerd Hoffmann if (s != resp_len) { 17462232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 17562232bf4SGerd Hoffmann "%s: response size incorrect %zu vs %zu\n", 17662232bf4SGerd Hoffmann __func__, s, resp_len); 17762232bf4SGerd Hoffmann } 17862232bf4SGerd Hoffmann virtqueue_push(cmd->vq, &cmd->elem, s); 17962232bf4SGerd Hoffmann virtio_notify(VIRTIO_DEVICE(g), cmd->vq); 18062232bf4SGerd Hoffmann cmd->finished = true; 18162232bf4SGerd Hoffmann } 18262232bf4SGerd Hoffmann 18362232bf4SGerd Hoffmann void virtio_gpu_ctrl_response_nodata(VirtIOGPU *g, 18462232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 18562232bf4SGerd Hoffmann enum virtio_gpu_ctrl_type type) 18662232bf4SGerd Hoffmann { 18762232bf4SGerd Hoffmann struct virtio_gpu_ctrl_hdr resp; 18862232bf4SGerd Hoffmann 18962232bf4SGerd Hoffmann memset(&resp, 0, sizeof(resp)); 19062232bf4SGerd Hoffmann resp.type = type; 19162232bf4SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &resp, sizeof(resp)); 19262232bf4SGerd Hoffmann } 19362232bf4SGerd Hoffmann 19462232bf4SGerd Hoffmann void virtio_gpu_get_display_info(VirtIOGPU *g, 19562232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 19662232bf4SGerd Hoffmann { 19762232bf4SGerd Hoffmann struct virtio_gpu_resp_display_info display_info; 19862232bf4SGerd Hoffmann 19962232bf4SGerd Hoffmann trace_virtio_gpu_cmd_get_display_info(); 20062232bf4SGerd Hoffmann memset(&display_info, 0, sizeof(display_info)); 20162232bf4SGerd Hoffmann display_info.hdr.type = VIRTIO_GPU_RESP_OK_DISPLAY_INFO; 20250d8e25eSMarc-André Lureau virtio_gpu_base_fill_display_info(VIRTIO_GPU_BASE(g), &display_info); 20362232bf4SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &display_info.hdr, 20462232bf4SGerd Hoffmann sizeof(display_info)); 20562232bf4SGerd Hoffmann } 20662232bf4SGerd Hoffmann 2071ed2cb32SGerd Hoffmann void virtio_gpu_get_edid(VirtIOGPU *g, 2081ed2cb32SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 2091ed2cb32SGerd Hoffmann { 2101ed2cb32SGerd Hoffmann struct virtio_gpu_resp_edid edid; 2111ed2cb32SGerd Hoffmann struct virtio_gpu_cmd_get_edid get_edid; 21250d8e25eSMarc-André Lureau VirtIOGPUBase *b = VIRTIO_GPU_BASE(g); 2131ed2cb32SGerd Hoffmann 2141ed2cb32SGerd Hoffmann VIRTIO_GPU_FILL_CMD(get_edid); 2151ed2cb32SGerd Hoffmann virtio_gpu_bswap_32(&get_edid, sizeof(get_edid)); 2161ed2cb32SGerd Hoffmann 21750d8e25eSMarc-André Lureau if (get_edid.scanout >= b->conf.max_outputs) { 2181ed2cb32SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 2191ed2cb32SGerd Hoffmann return; 2201ed2cb32SGerd Hoffmann } 2211ed2cb32SGerd Hoffmann 2221ed2cb32SGerd Hoffmann trace_virtio_gpu_cmd_get_edid(get_edid.scanout); 2231ed2cb32SGerd Hoffmann memset(&edid, 0, sizeof(edid)); 2241ed2cb32SGerd Hoffmann edid.hdr.type = VIRTIO_GPU_RESP_OK_EDID; 225ee3729d9SErico Nunes virtio_gpu_base_generate_edid(VIRTIO_GPU_BASE(g), get_edid.scanout, &edid); 2261ed2cb32SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &edid.hdr, sizeof(edid)); 2271ed2cb32SGerd Hoffmann } 2281ed2cb32SGerd Hoffmann 229c53f5b89STao Wu static uint32_t calc_image_hostmem(pixman_format_code_t pformat, 230c53f5b89STao Wu uint32_t width, uint32_t height) 231c53f5b89STao Wu { 232c53f5b89STao Wu /* Copied from pixman/pixman-bits-image.c, skip integer overflow check. 233c53f5b89STao Wu * pixman_image_create_bits will fail in case it overflow. 234c53f5b89STao Wu */ 235c53f5b89STao Wu 236c53f5b89STao Wu int bpp = PIXMAN_FORMAT_BPP(pformat); 237c53f5b89STao Wu int stride = ((width * bpp + 0x1f) >> 5) * sizeof(uint32_t); 238c53f5b89STao Wu return height * stride; 239c53f5b89STao Wu } 240c53f5b89STao Wu 2419462ff46SMarc-André Lureau #ifdef WIN32 2429462ff46SMarc-André Lureau static void 2439462ff46SMarc-André Lureau win32_pixman_image_destroy(pixman_image_t *image, void *data) 2449462ff46SMarc-André Lureau { 2459462ff46SMarc-André Lureau HANDLE handle = data; 2469462ff46SMarc-André Lureau 2479462ff46SMarc-André Lureau qemu_win32_map_free(pixman_image_get_data(image), handle, &error_warn); 2489462ff46SMarc-André Lureau } 2499462ff46SMarc-André Lureau #endif 2509462ff46SMarc-André Lureau 25162232bf4SGerd Hoffmann static void virtio_gpu_resource_create_2d(VirtIOGPU *g, 25262232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 25362232bf4SGerd Hoffmann { 25462232bf4SGerd Hoffmann pixman_format_code_t pformat; 25562232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 25662232bf4SGerd Hoffmann struct virtio_gpu_resource_create_2d c2d; 25762232bf4SGerd Hoffmann 25862232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(c2d); 2591715d6b5SFarhan Ali virtio_gpu_bswap_32(&c2d, sizeof(c2d)); 26062232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_create_2d(c2d.resource_id, c2d.format, 26162232bf4SGerd Hoffmann c2d.width, c2d.height); 26262232bf4SGerd Hoffmann 26362232bf4SGerd Hoffmann if (c2d.resource_id == 0) { 26462232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n", 26562232bf4SGerd Hoffmann __func__); 26662232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 26762232bf4SGerd Hoffmann return; 26862232bf4SGerd Hoffmann } 26962232bf4SGerd Hoffmann 27062232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, c2d.resource_id); 27162232bf4SGerd Hoffmann if (res) { 27262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n", 27362232bf4SGerd Hoffmann __func__, c2d.resource_id); 27462232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 27562232bf4SGerd Hoffmann return; 27662232bf4SGerd Hoffmann } 27762232bf4SGerd Hoffmann 27862232bf4SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 27962232bf4SGerd Hoffmann 28062232bf4SGerd Hoffmann res->width = c2d.width; 28162232bf4SGerd Hoffmann res->height = c2d.height; 28262232bf4SGerd Hoffmann res->format = c2d.format; 28362232bf4SGerd Hoffmann res->resource_id = c2d.resource_id; 28462232bf4SGerd Hoffmann 28583a7d3c0SMarc-André Lureau pformat = virtio_gpu_get_pixman_format(c2d.format); 28662232bf4SGerd Hoffmann if (!pformat) { 28762232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 28862232bf4SGerd Hoffmann "%s: host couldn't handle guest format %d\n", 28962232bf4SGerd Hoffmann __func__, c2d.format); 290cb3a0522SLi Qiang g_free(res); 29162232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 29262232bf4SGerd Hoffmann return; 29362232bf4SGerd Hoffmann } 2949b7621bcSGerd Hoffmann 295c53f5b89STao Wu res->hostmem = calc_image_hostmem(pformat, c2d.width, c2d.height); 29650d8e25eSMarc-André Lureau if (res->hostmem + g->hostmem < g->conf_max_hostmem) { 2979462ff46SMarc-André Lureau void *bits = NULL; 2989462ff46SMarc-André Lureau #ifdef WIN32 2999462ff46SMarc-André Lureau bits = qemu_win32_map_alloc(res->hostmem, &res->handle, &error_warn); 3009462ff46SMarc-André Lureau if (!bits) { 3019462ff46SMarc-André Lureau goto end; 3029462ff46SMarc-André Lureau } 3039462ff46SMarc-André Lureau #endif 3049c18a923SMarc-André Lureau res->image = pixman_image_create_bits( 3059c18a923SMarc-André Lureau pformat, 30662232bf4SGerd Hoffmann c2d.width, 30762232bf4SGerd Hoffmann c2d.height, 3089c18a923SMarc-André Lureau bits, c2d.height ? res->hostmem / c2d.height : 0); 3099462ff46SMarc-André Lureau #ifdef WIN32 3109462ff46SMarc-André Lureau if (res->image) { 3119462ff46SMarc-André Lureau pixman_image_set_destroy_function(res->image, win32_pixman_image_destroy, res->handle); 3129462ff46SMarc-André Lureau } 3139462ff46SMarc-André Lureau #endif 3149b7621bcSGerd Hoffmann } 31562232bf4SGerd Hoffmann 3169462ff46SMarc-André Lureau #ifdef WIN32 3179462ff46SMarc-André Lureau end: 3189462ff46SMarc-André Lureau #endif 31962232bf4SGerd Hoffmann if (!res->image) { 32062232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 32162232bf4SGerd Hoffmann "%s: resource creation failed %d %d %d\n", 32262232bf4SGerd Hoffmann __func__, c2d.resource_id, c2d.width, c2d.height); 32362232bf4SGerd Hoffmann g_free(res); 32462232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY; 32562232bf4SGerd Hoffmann return; 32662232bf4SGerd Hoffmann } 32762232bf4SGerd Hoffmann 32862232bf4SGerd Hoffmann QTAILQ_INSERT_HEAD(&g->reslist, res, next); 3299b7621bcSGerd Hoffmann g->hostmem += res->hostmem; 33062232bf4SGerd Hoffmann } 33162232bf4SGerd Hoffmann 332e0933d91SVivek Kasireddy static void virtio_gpu_resource_create_blob(VirtIOGPU *g, 333e0933d91SVivek Kasireddy struct virtio_gpu_ctrl_command *cmd) 334e0933d91SVivek Kasireddy { 335e0933d91SVivek Kasireddy struct virtio_gpu_simple_resource *res; 336e0933d91SVivek Kasireddy struct virtio_gpu_resource_create_blob cblob; 337e0933d91SVivek Kasireddy int ret; 338e0933d91SVivek Kasireddy 339e0933d91SVivek Kasireddy VIRTIO_GPU_FILL_CMD(cblob); 340e0933d91SVivek Kasireddy virtio_gpu_create_blob_bswap(&cblob); 341e0933d91SVivek Kasireddy trace_virtio_gpu_cmd_res_create_blob(cblob.resource_id, cblob.size); 342e0933d91SVivek Kasireddy 343e0933d91SVivek Kasireddy if (cblob.resource_id == 0) { 344e0933d91SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n", 345e0933d91SVivek Kasireddy __func__); 346e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 347e0933d91SVivek Kasireddy return; 348e0933d91SVivek Kasireddy } 349e0933d91SVivek Kasireddy 350dc2deabaSPhilippe Mathieu-Daudé if (cblob.blob_mem != VIRTIO_GPU_BLOB_MEM_GUEST && 351dc2deabaSPhilippe Mathieu-Daudé cblob.blob_flags != VIRTIO_GPU_BLOB_FLAG_USE_SHAREABLE) { 352dc2deabaSPhilippe Mathieu-Daudé qemu_log_mask(LOG_GUEST_ERROR, "%s: invalid memory type\n", 353dc2deabaSPhilippe Mathieu-Daudé __func__); 354dc2deabaSPhilippe Mathieu-Daudé cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 355dc2deabaSPhilippe Mathieu-Daudé return; 356dc2deabaSPhilippe Mathieu-Daudé } 357dc2deabaSPhilippe Mathieu-Daudé 358dc2deabaSPhilippe Mathieu-Daudé if (virtio_gpu_find_resource(g, cblob.resource_id)) { 359e0933d91SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n", 360e0933d91SVivek Kasireddy __func__, cblob.resource_id); 361e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 362e0933d91SVivek Kasireddy return; 363e0933d91SVivek Kasireddy } 364e0933d91SVivek Kasireddy 365e0933d91SVivek Kasireddy res = g_new0(struct virtio_gpu_simple_resource, 1); 366e0933d91SVivek Kasireddy res->resource_id = cblob.resource_id; 367e0933d91SVivek Kasireddy res->blob_size = cblob.size; 368e0933d91SVivek Kasireddy 369e0933d91SVivek Kasireddy ret = virtio_gpu_create_mapping_iov(g, cblob.nr_entries, sizeof(cblob), 370e0933d91SVivek Kasireddy cmd, &res->addrs, &res->iov, 371e0933d91SVivek Kasireddy &res->iov_cnt); 372fc4d3f35SDongwon Kim if (ret != 0) { 373e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 374dc2deabaSPhilippe Mathieu-Daudé g_free(res); 375e0933d91SVivek Kasireddy return; 376e0933d91SVivek Kasireddy } 377e0933d91SVivek Kasireddy 378e0933d91SVivek Kasireddy virtio_gpu_init_udmabuf(res); 379e0933d91SVivek Kasireddy QTAILQ_INSERT_HEAD(&g->reslist, res, next); 380e0933d91SVivek Kasireddy } 381e0933d91SVivek Kasireddy 382da566a18SGerd Hoffmann static void virtio_gpu_disable_scanout(VirtIOGPU *g, int scanout_id) 383da566a18SGerd Hoffmann { 38450d8e25eSMarc-André Lureau struct virtio_gpu_scanout *scanout = &g->parent_obj.scanout[scanout_id]; 385da566a18SGerd Hoffmann struct virtio_gpu_simple_resource *res; 386da566a18SGerd Hoffmann 387da566a18SGerd Hoffmann if (scanout->resource_id == 0) { 388da566a18SGerd Hoffmann return; 389da566a18SGerd Hoffmann } 390da566a18SGerd Hoffmann 391da566a18SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 392da566a18SGerd Hoffmann if (res) { 393da566a18SGerd Hoffmann res->scanout_bitmask &= ~(1 << scanout_id); 394da566a18SGerd Hoffmann } 395da566a18SGerd Hoffmann 396ed8f3fe6SAkihiko Odaki dpy_gfx_replace_surface(scanout->con, NULL); 397da566a18SGerd Hoffmann scanout->resource_id = 0; 398da566a18SGerd Hoffmann scanout->ds = NULL; 399da566a18SGerd Hoffmann scanout->width = 0; 400da566a18SGerd Hoffmann scanout->height = 0; 401da566a18SGerd Hoffmann } 402da566a18SGerd Hoffmann 40362232bf4SGerd Hoffmann static void virtio_gpu_resource_destroy(VirtIOGPU *g, 40462232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res) 40562232bf4SGerd Hoffmann { 4061fccd7c5SGerd Hoffmann int i; 4071fccd7c5SGerd Hoffmann 4081fccd7c5SGerd Hoffmann if (res->scanout_bitmask) { 40950d8e25eSMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 4101fccd7c5SGerd Hoffmann if (res->scanout_bitmask & (1 << i)) { 4111fccd7c5SGerd Hoffmann virtio_gpu_disable_scanout(g, i); 4121fccd7c5SGerd Hoffmann } 4131fccd7c5SGerd Hoffmann } 4141fccd7c5SGerd Hoffmann } 4151fccd7c5SGerd Hoffmann 41632db3c63SVivek Kasireddy qemu_pixman_image_unref(res->image); 4173bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 41862232bf4SGerd Hoffmann QTAILQ_REMOVE(&g->reslist, res, next); 4199b7621bcSGerd Hoffmann g->hostmem -= res->hostmem; 42062232bf4SGerd Hoffmann g_free(res); 42162232bf4SGerd Hoffmann } 42262232bf4SGerd Hoffmann 42362232bf4SGerd Hoffmann static void virtio_gpu_resource_unref(VirtIOGPU *g, 42462232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 42562232bf4SGerd Hoffmann { 42662232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 42762232bf4SGerd Hoffmann struct virtio_gpu_resource_unref unref; 42862232bf4SGerd Hoffmann 42962232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(unref); 4301715d6b5SFarhan Ali virtio_gpu_bswap_32(&unref, sizeof(unref)); 43162232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_unref(unref.resource_id); 43262232bf4SGerd Hoffmann 43362232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, unref.resource_id); 43462232bf4SGerd Hoffmann if (!res) { 43562232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 43662232bf4SGerd Hoffmann __func__, unref.resource_id); 43762232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 43862232bf4SGerd Hoffmann return; 43962232bf4SGerd Hoffmann } 44062232bf4SGerd Hoffmann virtio_gpu_resource_destroy(g, res); 44162232bf4SGerd Hoffmann } 44262232bf4SGerd Hoffmann 44362232bf4SGerd Hoffmann static void virtio_gpu_transfer_to_host_2d(VirtIOGPU *g, 44462232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 44562232bf4SGerd Hoffmann { 44662232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 447b097b80bSKeqian Zhu int h, bpp; 44862232bf4SGerd Hoffmann uint32_t src_offset, dst_offset, stride; 44962232bf4SGerd Hoffmann pixman_format_code_t format; 45062232bf4SGerd Hoffmann struct virtio_gpu_transfer_to_host_2d t2d; 451b097b80bSKeqian Zhu void *img_data; 45262232bf4SGerd Hoffmann 45362232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(t2d); 4541715d6b5SFarhan Ali virtio_gpu_t2d_bswap(&t2d); 45562232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_xfer_toh_2d(t2d.resource_id); 45662232bf4SGerd Hoffmann 45725c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, t2d.resource_id, true, 45825c001a4SVivek Kasireddy __func__, &cmd->error); 459e0933d91SVivek Kasireddy if (!res || res->blob) { 46062232bf4SGerd Hoffmann return; 46162232bf4SGerd Hoffmann } 46262232bf4SGerd Hoffmann 46362232bf4SGerd Hoffmann if (t2d.r.x > res->width || 46462232bf4SGerd Hoffmann t2d.r.y > res->height || 46562232bf4SGerd Hoffmann t2d.r.width > res->width || 46662232bf4SGerd Hoffmann t2d.r.height > res->height || 46762232bf4SGerd Hoffmann t2d.r.x + t2d.r.width > res->width || 46862232bf4SGerd Hoffmann t2d.r.y + t2d.r.height > res->height) { 46962232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: transfer bounds outside resource" 47062232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 47162232bf4SGerd Hoffmann __func__, t2d.resource_id, t2d.r.x, t2d.r.y, 47262232bf4SGerd Hoffmann t2d.r.width, t2d.r.height, res->width, res->height); 47362232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 47462232bf4SGerd Hoffmann return; 47562232bf4SGerd Hoffmann } 47662232bf4SGerd Hoffmann 47762232bf4SGerd Hoffmann format = pixman_image_get_format(res->image); 478e5f99037SMarc-André Lureau bpp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(format), 8); 47962232bf4SGerd Hoffmann stride = pixman_image_get_stride(res->image); 480b097b80bSKeqian Zhu img_data = pixman_image_get_data(res->image); 48162232bf4SGerd Hoffmann 482b097b80bSKeqian Zhu if (t2d.r.x || t2d.r.width != pixman_image_get_width(res->image)) { 48362232bf4SGerd Hoffmann for (h = 0; h < t2d.r.height; h++) { 48462232bf4SGerd Hoffmann src_offset = t2d.offset + stride * h; 48562232bf4SGerd Hoffmann dst_offset = (t2d.r.y + h) * stride + (t2d.r.x * bpp); 48662232bf4SGerd Hoffmann 48762232bf4SGerd Hoffmann iov_to_buf(res->iov, res->iov_cnt, src_offset, 488b097b80bSKeqian Zhu (uint8_t *)img_data + dst_offset, 489b097b80bSKeqian Zhu t2d.r.width * bpp); 49062232bf4SGerd Hoffmann } 49162232bf4SGerd Hoffmann } else { 492b097b80bSKeqian Zhu src_offset = t2d.offset; 493b097b80bSKeqian Zhu dst_offset = t2d.r.y * stride + t2d.r.x * bpp; 494b097b80bSKeqian Zhu iov_to_buf(res->iov, res->iov_cnt, src_offset, 495b097b80bSKeqian Zhu (uint8_t *)img_data + dst_offset, 496b097b80bSKeqian Zhu stride * t2d.r.height); 49762232bf4SGerd Hoffmann } 49862232bf4SGerd Hoffmann } 49962232bf4SGerd Hoffmann 50062232bf4SGerd Hoffmann static void virtio_gpu_resource_flush(VirtIOGPU *g, 50162232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 50262232bf4SGerd Hoffmann { 50362232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 50462232bf4SGerd Hoffmann struct virtio_gpu_resource_flush rf; 50532db3c63SVivek Kasireddy struct virtio_gpu_scanout *scanout; 50662232bf4SGerd Hoffmann pixman_region16_t flush_region; 50734e29d85SVivek Kasireddy bool within_bounds = false; 50834e29d85SVivek Kasireddy bool update_submitted = false; 50962232bf4SGerd Hoffmann int i; 51062232bf4SGerd Hoffmann 51162232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(rf); 5121715d6b5SFarhan Ali virtio_gpu_bswap_32(&rf, sizeof(rf)); 51362232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_flush(rf.resource_id, 51462232bf4SGerd Hoffmann rf.r.width, rf.r.height, rf.r.x, rf.r.y); 51562232bf4SGerd Hoffmann 51625c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, rf.resource_id, false, 51725c001a4SVivek Kasireddy __func__, &cmd->error); 51832db3c63SVivek Kasireddy if (!res) { 51962232bf4SGerd Hoffmann return; 52062232bf4SGerd Hoffmann } 52162232bf4SGerd Hoffmann 52232db3c63SVivek Kasireddy if (res->blob) { 52332db3c63SVivek Kasireddy for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 52432db3c63SVivek Kasireddy scanout = &g->parent_obj.scanout[i]; 52532db3c63SVivek Kasireddy if (scanout->resource_id == res->resource_id && 52649a99ecbSDongwon Kim rf.r.x < scanout->x + scanout->width && 52749a99ecbSDongwon Kim rf.r.x + rf.r.width >= scanout->x && 52849a99ecbSDongwon Kim rf.r.y < scanout->y + scanout->height && 52934e29d85SVivek Kasireddy rf.r.y + rf.r.height >= scanout->y) { 53034e29d85SVivek Kasireddy within_bounds = true; 53134e29d85SVivek Kasireddy 53234e29d85SVivek Kasireddy if (console_has_gl(scanout->con)) { 53332db3c63SVivek Kasireddy dpy_gl_update(scanout->con, 0, 0, scanout->width, 53432db3c63SVivek Kasireddy scanout->height); 53534e29d85SVivek Kasireddy update_submitted = true; 536e86a93f5SDongwon Kim } 537e86a93f5SDongwon Kim } 53834e29d85SVivek Kasireddy } 53934e29d85SVivek Kasireddy 54034e29d85SVivek Kasireddy if (update_submitted) { 54132db3c63SVivek Kasireddy return; 54232db3c63SVivek Kasireddy } 54334e29d85SVivek Kasireddy if (!within_bounds) { 54434e29d85SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: flush bounds outside scanouts" 54534e29d85SVivek Kasireddy " bounds for flush %d: %d %d %d %d\n", 54634e29d85SVivek Kasireddy __func__, rf.resource_id, rf.r.x, rf.r.y, 54734e29d85SVivek Kasireddy rf.r.width, rf.r.height); 54834e29d85SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 54934e29d85SVivek Kasireddy return; 55034e29d85SVivek Kasireddy } 55134e29d85SVivek Kasireddy } 55232db3c63SVivek Kasireddy 55332db3c63SVivek Kasireddy if (!res->blob && 55432db3c63SVivek Kasireddy (rf.r.x > res->width || 55562232bf4SGerd Hoffmann rf.r.y > res->height || 55662232bf4SGerd Hoffmann rf.r.width > res->width || 55762232bf4SGerd Hoffmann rf.r.height > res->height || 55862232bf4SGerd Hoffmann rf.r.x + rf.r.width > res->width || 55932db3c63SVivek Kasireddy rf.r.y + rf.r.height > res->height)) { 56062232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: flush bounds outside resource" 56162232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 56262232bf4SGerd Hoffmann __func__, rf.resource_id, rf.r.x, rf.r.y, 56362232bf4SGerd Hoffmann rf.r.width, rf.r.height, res->width, res->height); 56462232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 56562232bf4SGerd Hoffmann return; 56662232bf4SGerd Hoffmann } 56762232bf4SGerd Hoffmann 56862232bf4SGerd Hoffmann pixman_region_init_rect(&flush_region, 56962232bf4SGerd Hoffmann rf.r.x, rf.r.y, rf.r.width, rf.r.height); 57050d8e25eSMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 57162232bf4SGerd Hoffmann pixman_region16_t region, finalregion; 57262232bf4SGerd Hoffmann pixman_box16_t *extents; 57362232bf4SGerd Hoffmann 57462232bf4SGerd Hoffmann if (!(res->scanout_bitmask & (1 << i))) { 57562232bf4SGerd Hoffmann continue; 57662232bf4SGerd Hoffmann } 57750d8e25eSMarc-André Lureau scanout = &g->parent_obj.scanout[i]; 57862232bf4SGerd Hoffmann 57962232bf4SGerd Hoffmann pixman_region_init(&finalregion); 58062232bf4SGerd Hoffmann pixman_region_init_rect(®ion, scanout->x, scanout->y, 58162232bf4SGerd Hoffmann scanout->width, scanout->height); 58262232bf4SGerd Hoffmann 58362232bf4SGerd Hoffmann pixman_region_intersect(&finalregion, &flush_region, ®ion); 58462232bf4SGerd Hoffmann pixman_region_translate(&finalregion, -scanout->x, -scanout->y); 58562232bf4SGerd Hoffmann extents = pixman_region_extents(&finalregion); 58662232bf4SGerd Hoffmann /* work out the area we need to update for each console */ 58750d8e25eSMarc-André Lureau dpy_gfx_update(g->parent_obj.scanout[i].con, 58862232bf4SGerd Hoffmann extents->x1, extents->y1, 58962232bf4SGerd Hoffmann extents->x2 - extents->x1, 59062232bf4SGerd Hoffmann extents->y2 - extents->y1); 59162232bf4SGerd Hoffmann 59262232bf4SGerd Hoffmann pixman_region_fini(®ion); 59362232bf4SGerd Hoffmann pixman_region_fini(&finalregion); 59462232bf4SGerd Hoffmann } 59562232bf4SGerd Hoffmann pixman_region_fini(&flush_region); 59662232bf4SGerd Hoffmann } 59762232bf4SGerd Hoffmann 598fa06e5cbSGerd Hoffmann static void virtio_unref_resource(pixman_image_t *image, void *data) 599fa06e5cbSGerd Hoffmann { 600fa06e5cbSGerd Hoffmann pixman_image_unref(data); 601fa06e5cbSGerd Hoffmann } 602fa06e5cbSGerd Hoffmann 60381cd9f71SVivek Kasireddy static void virtio_gpu_update_scanout(VirtIOGPU *g, 60481cd9f71SVivek Kasireddy uint32_t scanout_id, 60581cd9f71SVivek Kasireddy struct virtio_gpu_simple_resource *res, 60681cd9f71SVivek Kasireddy struct virtio_gpu_rect *r) 60781cd9f71SVivek Kasireddy { 60881cd9f71SVivek Kasireddy struct virtio_gpu_simple_resource *ores; 60981cd9f71SVivek Kasireddy struct virtio_gpu_scanout *scanout; 61081cd9f71SVivek Kasireddy 61181cd9f71SVivek Kasireddy scanout = &g->parent_obj.scanout[scanout_id]; 61281cd9f71SVivek Kasireddy ores = virtio_gpu_find_resource(g, scanout->resource_id); 61381cd9f71SVivek Kasireddy if (ores) { 61481cd9f71SVivek Kasireddy ores->scanout_bitmask &= ~(1 << scanout_id); 61581cd9f71SVivek Kasireddy } 61681cd9f71SVivek Kasireddy 61781cd9f71SVivek Kasireddy res->scanout_bitmask |= (1 << scanout_id); 61881cd9f71SVivek Kasireddy scanout->resource_id = res->resource_id; 61981cd9f71SVivek Kasireddy scanout->x = r->x; 62081cd9f71SVivek Kasireddy scanout->y = r->y; 62181cd9f71SVivek Kasireddy scanout->width = r->width; 62281cd9f71SVivek Kasireddy scanout->height = r->height; 62381cd9f71SVivek Kasireddy } 62481cd9f71SVivek Kasireddy 625e64d4b6aSVivek Kasireddy static void virtio_gpu_do_set_scanout(VirtIOGPU *g, 626e64d4b6aSVivek Kasireddy uint32_t scanout_id, 627e64d4b6aSVivek Kasireddy struct virtio_gpu_framebuffer *fb, 628e64d4b6aSVivek Kasireddy struct virtio_gpu_simple_resource *res, 629e64d4b6aSVivek Kasireddy struct virtio_gpu_rect *r, 630e64d4b6aSVivek Kasireddy uint32_t *error) 631e64d4b6aSVivek Kasireddy { 632e64d4b6aSVivek Kasireddy struct virtio_gpu_scanout *scanout; 633e64d4b6aSVivek Kasireddy uint8_t *data; 634e64d4b6aSVivek Kasireddy 635e64d4b6aSVivek Kasireddy scanout = &g->parent_obj.scanout[scanout_id]; 636e64d4b6aSVivek Kasireddy 637e64d4b6aSVivek Kasireddy if (r->x > fb->width || 638e64d4b6aSVivek Kasireddy r->y > fb->height || 639e64d4b6aSVivek Kasireddy r->width < 16 || 640e64d4b6aSVivek Kasireddy r->height < 16 || 641e64d4b6aSVivek Kasireddy r->width > fb->width || 642e64d4b6aSVivek Kasireddy r->height > fb->height || 643e64d4b6aSVivek Kasireddy r->x + r->width > fb->width || 644e64d4b6aSVivek Kasireddy r->y + r->height > fb->height) { 645e64d4b6aSVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout %d bounds for" 646e64d4b6aSVivek Kasireddy " resource %d, rect (%d,%d)+%d,%d, fb %d %d\n", 647e64d4b6aSVivek Kasireddy __func__, scanout_id, res->resource_id, 648e64d4b6aSVivek Kasireddy r->x, r->y, r->width, r->height, 649e64d4b6aSVivek Kasireddy fb->width, fb->height); 650e64d4b6aSVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 651e64d4b6aSVivek Kasireddy return; 652e64d4b6aSVivek Kasireddy } 653e64d4b6aSVivek Kasireddy 654e64d4b6aSVivek Kasireddy g->parent_obj.enable = 1; 65532db3c63SVivek Kasireddy 65632db3c63SVivek Kasireddy if (res->blob) { 65732db3c63SVivek Kasireddy if (console_has_gl(scanout->con)) { 658e86a93f5SDongwon Kim if (!virtio_gpu_update_dmabuf(g, scanout_id, res, fb, r)) { 65932db3c63SVivek Kasireddy virtio_gpu_update_scanout(g, scanout_id, res, r); 6607b41ca8dSDongwon Kim } else { 6617b41ca8dSDongwon Kim *error = VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY; 66232db3c63SVivek Kasireddy } 6637b41ca8dSDongwon Kim return; 66432db3c63SVivek Kasireddy } 66532db3c63SVivek Kasireddy 66632db3c63SVivek Kasireddy data = res->blob; 66732db3c63SVivek Kasireddy } else { 668e64d4b6aSVivek Kasireddy data = (uint8_t *)pixman_image_get_data(res->image); 66932db3c63SVivek Kasireddy } 670e64d4b6aSVivek Kasireddy 671e64d4b6aSVivek Kasireddy /* create a surface for this scanout */ 67232db3c63SVivek Kasireddy if ((res->blob && !console_has_gl(scanout->con)) || 67332db3c63SVivek Kasireddy !scanout->ds || 674e64d4b6aSVivek Kasireddy surface_data(scanout->ds) != data + fb->offset || 675e64d4b6aSVivek Kasireddy scanout->width != r->width || 676e64d4b6aSVivek Kasireddy scanout->height != r->height) { 677e64d4b6aSVivek Kasireddy pixman_image_t *rect; 678e64d4b6aSVivek Kasireddy void *ptr = data + fb->offset; 679e64d4b6aSVivek Kasireddy rect = pixman_image_create_bits(fb->format, r->width, r->height, 680e64d4b6aSVivek Kasireddy ptr, fb->stride); 681e64d4b6aSVivek Kasireddy 682e64d4b6aSVivek Kasireddy if (res->image) { 683e64d4b6aSVivek Kasireddy pixman_image_ref(res->image); 684e64d4b6aSVivek Kasireddy pixman_image_set_destroy_function(rect, virtio_unref_resource, 685e64d4b6aSVivek Kasireddy res->image); 686e64d4b6aSVivek Kasireddy } 687e64d4b6aSVivek Kasireddy 688e64d4b6aSVivek Kasireddy /* realloc the surface ptr */ 689e64d4b6aSVivek Kasireddy scanout->ds = qemu_create_displaysurface_pixman(rect); 690e64d4b6aSVivek Kasireddy if (!scanout->ds) { 691e64d4b6aSVivek Kasireddy *error = VIRTIO_GPU_RESP_ERR_UNSPEC; 692e64d4b6aSVivek Kasireddy return; 693e64d4b6aSVivek Kasireddy } 6949462ff46SMarc-André Lureau #ifdef WIN32 6959462ff46SMarc-André Lureau qemu_displaysurface_win32_set_handle(scanout->ds, res->handle, fb->offset); 6969462ff46SMarc-André Lureau #endif 697e64d4b6aSVivek Kasireddy 698e64d4b6aSVivek Kasireddy pixman_image_unref(rect); 699e64d4b6aSVivek Kasireddy dpy_gfx_replace_surface(g->parent_obj.scanout[scanout_id].con, 700e64d4b6aSVivek Kasireddy scanout->ds); 701e64d4b6aSVivek Kasireddy } 702e64d4b6aSVivek Kasireddy 70381cd9f71SVivek Kasireddy virtio_gpu_update_scanout(g, scanout_id, res, r); 704e64d4b6aSVivek Kasireddy } 705e64d4b6aSVivek Kasireddy 70662232bf4SGerd Hoffmann static void virtio_gpu_set_scanout(VirtIOGPU *g, 70762232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 70862232bf4SGerd Hoffmann { 709e64d4b6aSVivek Kasireddy struct virtio_gpu_simple_resource *res; 710e64d4b6aSVivek Kasireddy struct virtio_gpu_framebuffer fb = { 0 }; 71162232bf4SGerd Hoffmann struct virtio_gpu_set_scanout ss; 71262232bf4SGerd Hoffmann 71362232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ss); 7141715d6b5SFarhan Ali virtio_gpu_bswap_32(&ss, sizeof(ss)); 71562232bf4SGerd Hoffmann trace_virtio_gpu_cmd_set_scanout(ss.scanout_id, ss.resource_id, 71662232bf4SGerd Hoffmann ss.r.width, ss.r.height, ss.r.x, ss.r.y); 71762232bf4SGerd Hoffmann 7184fa7b4ccSGerd Hoffmann if (ss.scanout_id >= g->parent_obj.conf.max_outputs) { 7194fa7b4ccSGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", 7204fa7b4ccSGerd Hoffmann __func__, ss.scanout_id); 7214fa7b4ccSGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 7224fa7b4ccSGerd Hoffmann return; 7234fa7b4ccSGerd Hoffmann } 7244fa7b4ccSGerd Hoffmann 72562232bf4SGerd Hoffmann if (ss.resource_id == 0) { 726da566a18SGerd Hoffmann virtio_gpu_disable_scanout(g, ss.scanout_id); 72762232bf4SGerd Hoffmann return; 72862232bf4SGerd Hoffmann } 72962232bf4SGerd Hoffmann 73025c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, ss.resource_id, true, 73125c001a4SVivek Kasireddy __func__, &cmd->error); 73262232bf4SGerd Hoffmann if (!res) { 73362232bf4SGerd Hoffmann return; 73462232bf4SGerd Hoffmann } 73562232bf4SGerd Hoffmann 736e64d4b6aSVivek Kasireddy fb.format = pixman_image_get_format(res->image); 737e64d4b6aSVivek Kasireddy fb.bytes_pp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(fb.format), 8); 738e64d4b6aSVivek Kasireddy fb.width = pixman_image_get_width(res->image); 739e64d4b6aSVivek Kasireddy fb.height = pixman_image_get_height(res->image); 740e64d4b6aSVivek Kasireddy fb.stride = pixman_image_get_stride(res->image); 741e64d4b6aSVivek Kasireddy fb.offset = ss.r.x * fb.bytes_pp + ss.r.y * fb.stride; 74262232bf4SGerd Hoffmann 743e64d4b6aSVivek Kasireddy virtio_gpu_do_set_scanout(g, ss.scanout_id, 744e64d4b6aSVivek Kasireddy &fb, res, &ss.r, &cmd->error); 74562232bf4SGerd Hoffmann } 74662232bf4SGerd Hoffmann 74732db3c63SVivek Kasireddy static void virtio_gpu_set_scanout_blob(VirtIOGPU *g, 74832db3c63SVivek Kasireddy struct virtio_gpu_ctrl_command *cmd) 74932db3c63SVivek Kasireddy { 75032db3c63SVivek Kasireddy struct virtio_gpu_simple_resource *res; 75132db3c63SVivek Kasireddy struct virtio_gpu_framebuffer fb = { 0 }; 75232db3c63SVivek Kasireddy struct virtio_gpu_set_scanout_blob ss; 75332db3c63SVivek Kasireddy uint64_t fbend; 75432db3c63SVivek Kasireddy 75532db3c63SVivek Kasireddy VIRTIO_GPU_FILL_CMD(ss); 75632db3c63SVivek Kasireddy virtio_gpu_scanout_blob_bswap(&ss); 75732db3c63SVivek Kasireddy trace_virtio_gpu_cmd_set_scanout_blob(ss.scanout_id, ss.resource_id, 75832db3c63SVivek Kasireddy ss.r.width, ss.r.height, ss.r.x, 75932db3c63SVivek Kasireddy ss.r.y); 76032db3c63SVivek Kasireddy 7614fa7b4ccSGerd Hoffmann if (ss.scanout_id >= g->parent_obj.conf.max_outputs) { 7624fa7b4ccSGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", 7634fa7b4ccSGerd Hoffmann __func__, ss.scanout_id); 7644fa7b4ccSGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 7654fa7b4ccSGerd Hoffmann return; 7664fa7b4ccSGerd Hoffmann } 7674fa7b4ccSGerd Hoffmann 76832db3c63SVivek Kasireddy if (ss.resource_id == 0) { 76932db3c63SVivek Kasireddy virtio_gpu_disable_scanout(g, ss.scanout_id); 77032db3c63SVivek Kasireddy return; 77132db3c63SVivek Kasireddy } 77232db3c63SVivek Kasireddy 77332db3c63SVivek Kasireddy res = virtio_gpu_find_check_resource(g, ss.resource_id, true, 77432db3c63SVivek Kasireddy __func__, &cmd->error); 77532db3c63SVivek Kasireddy if (!res) { 77632db3c63SVivek Kasireddy return; 77732db3c63SVivek Kasireddy } 77832db3c63SVivek Kasireddy 77932db3c63SVivek Kasireddy fb.format = virtio_gpu_get_pixman_format(ss.format); 78032db3c63SVivek Kasireddy if (!fb.format) { 78132db3c63SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, 78232db3c63SVivek Kasireddy "%s: host couldn't handle guest format %d\n", 78332db3c63SVivek Kasireddy __func__, ss.format); 78432db3c63SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 78532db3c63SVivek Kasireddy return; 78632db3c63SVivek Kasireddy } 78732db3c63SVivek Kasireddy 78832db3c63SVivek Kasireddy fb.bytes_pp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(fb.format), 8); 78932db3c63SVivek Kasireddy fb.width = ss.width; 79032db3c63SVivek Kasireddy fb.height = ss.height; 79132db3c63SVivek Kasireddy fb.stride = ss.strides[0]; 79232db3c63SVivek Kasireddy fb.offset = ss.offsets[0] + ss.r.x * fb.bytes_pp + ss.r.y * fb.stride; 79332db3c63SVivek Kasireddy 79432db3c63SVivek Kasireddy fbend = fb.offset; 79532db3c63SVivek Kasireddy fbend += fb.stride * (ss.r.height - 1); 79632db3c63SVivek Kasireddy fbend += fb.bytes_pp * ss.r.width; 79732db3c63SVivek Kasireddy if (fbend > res->blob_size) { 79832db3c63SVivek Kasireddy qemu_log_mask(LOG_GUEST_ERROR, 79932db3c63SVivek Kasireddy "%s: fb end out of range\n", 80032db3c63SVivek Kasireddy __func__); 80132db3c63SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 80232db3c63SVivek Kasireddy return; 80332db3c63SVivek Kasireddy } 80432db3c63SVivek Kasireddy 80532db3c63SVivek Kasireddy virtio_gpu_do_set_scanout(g, ss.scanout_id, 80632db3c63SVivek Kasireddy &fb, res, &ss.r, &cmd->error); 80732db3c63SVivek Kasireddy } 80832db3c63SVivek Kasireddy 8093bb68f79SGerd Hoffmann int virtio_gpu_create_mapping_iov(VirtIOGPU *g, 81070d37662SVivek Kasireddy uint32_t nr_entries, uint32_t offset, 81162232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 8129049f8bcSGerd Hoffmann uint64_t **addr, struct iovec **iov, 8139049f8bcSGerd Hoffmann uint32_t *niov) 81462232bf4SGerd Hoffmann { 81562232bf4SGerd Hoffmann struct virtio_gpu_mem_entry *ents; 81662232bf4SGerd Hoffmann size_t esize, s; 8179049f8bcSGerd Hoffmann int e, v; 81862232bf4SGerd Hoffmann 81970d37662SVivek Kasireddy if (nr_entries > 16384) { 82062232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 8212c84167bSGerd Hoffmann "%s: nr_entries is too big (%d > 16384)\n", 82270d37662SVivek Kasireddy __func__, nr_entries); 82362232bf4SGerd Hoffmann return -1; 82462232bf4SGerd Hoffmann } 82562232bf4SGerd Hoffmann 82670d37662SVivek Kasireddy esize = sizeof(*ents) * nr_entries; 82762232bf4SGerd Hoffmann ents = g_malloc(esize); 82862232bf4SGerd Hoffmann s = iov_to_buf(cmd->elem.out_sg, cmd->elem.out_num, 82970d37662SVivek Kasireddy offset, ents, esize); 83062232bf4SGerd Hoffmann if (s != esize) { 83162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 83262232bf4SGerd Hoffmann "%s: command data size incorrect %zu vs %zu\n", 83362232bf4SGerd Hoffmann __func__, s, esize); 83462232bf4SGerd Hoffmann g_free(ents); 83562232bf4SGerd Hoffmann return -1; 83662232bf4SGerd Hoffmann } 83762232bf4SGerd Hoffmann 8389049f8bcSGerd Hoffmann *iov = NULL; 8390c244e50SGerd Hoffmann if (addr) { 8409049f8bcSGerd Hoffmann *addr = NULL; 8410c244e50SGerd Hoffmann } 84270d37662SVivek Kasireddy for (e = 0, v = 0; e < nr_entries; e++) { 8439049f8bcSGerd Hoffmann uint64_t a = le64_to_cpu(ents[e].addr); 8449049f8bcSGerd Hoffmann uint32_t l = le32_to_cpu(ents[e].length); 8459049f8bcSGerd Hoffmann hwaddr len; 8469049f8bcSGerd Hoffmann void *map; 8479049f8bcSGerd Hoffmann 8489049f8bcSGerd Hoffmann do { 8499049f8bcSGerd Hoffmann len = l; 850a1d4b0a3SPhilippe Mathieu-Daudé map = dma_memory_map(VIRTIO_DEVICE(g)->dma_as, a, &len, 851a1d4b0a3SPhilippe Mathieu-Daudé DMA_DIRECTION_TO_DEVICE, 852a1d4b0a3SPhilippe Mathieu-Daudé MEMTXATTRS_UNSPECIFIED); 8539049f8bcSGerd Hoffmann if (!map) { 85462232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: failed to map MMIO memory for" 85570d37662SVivek Kasireddy " element %d\n", __func__, e); 8569049f8bcSGerd Hoffmann virtio_gpu_cleanup_mapping_iov(g, *iov, v); 85762232bf4SGerd Hoffmann g_free(ents); 85862232bf4SGerd Hoffmann *iov = NULL; 8590c244e50SGerd Hoffmann if (addr) { 8600c244e50SGerd Hoffmann g_free(*addr); 8610c244e50SGerd Hoffmann *addr = NULL; 8620c244e50SGerd Hoffmann } 86362232bf4SGerd Hoffmann return -1; 86462232bf4SGerd Hoffmann } 8659049f8bcSGerd Hoffmann 8669049f8bcSGerd Hoffmann if (!(v % 16)) { 867b21e2380SMarkus Armbruster *iov = g_renew(struct iovec, *iov, v + 16); 8689049f8bcSGerd Hoffmann if (addr) { 869b21e2380SMarkus Armbruster *addr = g_renew(uint64_t, *addr, v + 16); 87062232bf4SGerd Hoffmann } 8719049f8bcSGerd Hoffmann } 8729049f8bcSGerd Hoffmann (*iov)[v].iov_base = map; 8739049f8bcSGerd Hoffmann (*iov)[v].iov_len = len; 8749049f8bcSGerd Hoffmann if (addr) { 8759049f8bcSGerd Hoffmann (*addr)[v] = a; 8769049f8bcSGerd Hoffmann } 8779049f8bcSGerd Hoffmann 8789049f8bcSGerd Hoffmann a += len; 8799049f8bcSGerd Hoffmann l -= len; 8809049f8bcSGerd Hoffmann v += 1; 8819049f8bcSGerd Hoffmann } while (l > 0); 8829049f8bcSGerd Hoffmann } 8839049f8bcSGerd Hoffmann *niov = v; 8849049f8bcSGerd Hoffmann 88562232bf4SGerd Hoffmann g_free(ents); 88662232bf4SGerd Hoffmann return 0; 88762232bf4SGerd Hoffmann } 88862232bf4SGerd Hoffmann 8893bb68f79SGerd Hoffmann void virtio_gpu_cleanup_mapping_iov(VirtIOGPU *g, 8903bb68f79SGerd Hoffmann struct iovec *iov, uint32_t count) 89162232bf4SGerd Hoffmann { 89262232bf4SGerd Hoffmann int i; 89362232bf4SGerd Hoffmann 89462232bf4SGerd Hoffmann for (i = 0; i < count; i++) { 8958da132a5SGerd Hoffmann dma_memory_unmap(VIRTIO_DEVICE(g)->dma_as, 8968da132a5SGerd Hoffmann iov[i].iov_base, iov[i].iov_len, 8978da132a5SGerd Hoffmann DMA_DIRECTION_TO_DEVICE, 89862232bf4SGerd Hoffmann iov[i].iov_len); 89962232bf4SGerd Hoffmann } 9007f3be0f2SGerd Hoffmann g_free(iov); 90162232bf4SGerd Hoffmann } 90262232bf4SGerd Hoffmann 90349a8b659SAntonio Caggiano void virtio_gpu_cleanup_mapping(VirtIOGPU *g, 9043bb68f79SGerd Hoffmann struct virtio_gpu_simple_resource *res) 90562232bf4SGerd Hoffmann { 9063bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping_iov(g, res->iov, res->iov_cnt); 90762232bf4SGerd Hoffmann res->iov = NULL; 90862232bf4SGerd Hoffmann res->iov_cnt = 0; 9090c244e50SGerd Hoffmann g_free(res->addrs); 9100c244e50SGerd Hoffmann res->addrs = NULL; 911e0933d91SVivek Kasireddy 912e0933d91SVivek Kasireddy if (res->blob) { 913e0933d91SVivek Kasireddy virtio_gpu_fini_udmabuf(res); 914e0933d91SVivek Kasireddy } 91562232bf4SGerd Hoffmann } 91662232bf4SGerd Hoffmann 91762232bf4SGerd Hoffmann static void 91862232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(VirtIOGPU *g, 91962232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 92062232bf4SGerd Hoffmann { 92162232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 92262232bf4SGerd Hoffmann struct virtio_gpu_resource_attach_backing ab; 92362232bf4SGerd Hoffmann int ret; 92462232bf4SGerd Hoffmann 92562232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ab); 9261715d6b5SFarhan Ali virtio_gpu_bswap_32(&ab, sizeof(ab)); 92762232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_attach(ab.resource_id); 92862232bf4SGerd Hoffmann 92962232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, ab.resource_id); 93062232bf4SGerd Hoffmann if (!res) { 93162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 93262232bf4SGerd Hoffmann __func__, ab.resource_id); 93362232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 93462232bf4SGerd Hoffmann return; 93562232bf4SGerd Hoffmann } 93662232bf4SGerd Hoffmann 937204f01b3SLi Qiang if (res->iov) { 938204f01b3SLi Qiang cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 939204f01b3SLi Qiang return; 940204f01b3SLi Qiang } 941204f01b3SLi Qiang 94270d37662SVivek Kasireddy ret = virtio_gpu_create_mapping_iov(g, ab.nr_entries, sizeof(ab), cmd, 94370d37662SVivek Kasireddy &res->addrs, &res->iov, &res->iov_cnt); 94462232bf4SGerd Hoffmann if (ret != 0) { 94562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 94662232bf4SGerd Hoffmann return; 94762232bf4SGerd Hoffmann } 94862232bf4SGerd Hoffmann } 94962232bf4SGerd Hoffmann 95062232bf4SGerd Hoffmann static void 95162232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(VirtIOGPU *g, 95262232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 95362232bf4SGerd Hoffmann { 95462232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 95562232bf4SGerd Hoffmann struct virtio_gpu_resource_detach_backing detach; 95662232bf4SGerd Hoffmann 95762232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(detach); 9581715d6b5SFarhan Ali virtio_gpu_bswap_32(&detach, sizeof(detach)); 95962232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_detach(detach.resource_id); 96062232bf4SGerd Hoffmann 96125c001a4SVivek Kasireddy res = virtio_gpu_find_check_resource(g, detach.resource_id, true, 96225c001a4SVivek Kasireddy __func__, &cmd->error); 96325c001a4SVivek Kasireddy if (!res) { 96462232bf4SGerd Hoffmann return; 96562232bf4SGerd Hoffmann } 9663bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 96762232bf4SGerd Hoffmann } 96862232bf4SGerd Hoffmann 9692f47691aSGerd Hoffmann void virtio_gpu_simple_process_cmd(VirtIOGPU *g, 97062232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 97162232bf4SGerd Hoffmann { 97262232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(cmd->cmd_hdr); 9731715d6b5SFarhan Ali virtio_gpu_ctrl_hdr_bswap(&cmd->cmd_hdr); 97462232bf4SGerd Hoffmann 97562232bf4SGerd Hoffmann switch (cmd->cmd_hdr.type) { 97662232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_GET_DISPLAY_INFO: 97762232bf4SGerd Hoffmann virtio_gpu_get_display_info(g, cmd); 97862232bf4SGerd Hoffmann break; 9791ed2cb32SGerd Hoffmann case VIRTIO_GPU_CMD_GET_EDID: 9801ed2cb32SGerd Hoffmann virtio_gpu_get_edid(g, cmd); 9811ed2cb32SGerd Hoffmann break; 98262232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_CREATE_2D: 98362232bf4SGerd Hoffmann virtio_gpu_resource_create_2d(g, cmd); 98462232bf4SGerd Hoffmann break; 985e0933d91SVivek Kasireddy case VIRTIO_GPU_CMD_RESOURCE_CREATE_BLOB: 986e0933d91SVivek Kasireddy if (!virtio_gpu_blob_enabled(g->parent_obj.conf)) { 987e0933d91SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 988e0933d91SVivek Kasireddy break; 989e0933d91SVivek Kasireddy } 990e0933d91SVivek Kasireddy virtio_gpu_resource_create_blob(g, cmd); 991e0933d91SVivek Kasireddy break; 99262232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_UNREF: 99362232bf4SGerd Hoffmann virtio_gpu_resource_unref(g, cmd); 99462232bf4SGerd Hoffmann break; 99562232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_FLUSH: 99662232bf4SGerd Hoffmann virtio_gpu_resource_flush(g, cmd); 99762232bf4SGerd Hoffmann break; 99862232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_2D: 99962232bf4SGerd Hoffmann virtio_gpu_transfer_to_host_2d(g, cmd); 100062232bf4SGerd Hoffmann break; 100162232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_SET_SCANOUT: 100262232bf4SGerd Hoffmann virtio_gpu_set_scanout(g, cmd); 100362232bf4SGerd Hoffmann break; 100432db3c63SVivek Kasireddy case VIRTIO_GPU_CMD_SET_SCANOUT_BLOB: 100532db3c63SVivek Kasireddy if (!virtio_gpu_blob_enabled(g->parent_obj.conf)) { 100632db3c63SVivek Kasireddy cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 100732db3c63SVivek Kasireddy break; 100832db3c63SVivek Kasireddy } 100932db3c63SVivek Kasireddy virtio_gpu_set_scanout_blob(g, cmd); 101032db3c63SVivek Kasireddy break; 101162232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING: 101262232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(g, cmd); 101362232bf4SGerd Hoffmann break; 101462232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_DETACH_BACKING: 101562232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(g, cmd); 101662232bf4SGerd Hoffmann break; 101762232bf4SGerd Hoffmann default: 101862232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 101962232bf4SGerd Hoffmann break; 102062232bf4SGerd Hoffmann } 102162232bf4SGerd Hoffmann if (!cmd->finished) { 1022b3a5dfdeSVivek Kasireddy if (!g->parent_obj.renderer_blocked) { 102362232bf4SGerd Hoffmann virtio_gpu_ctrl_response_nodata(g, cmd, cmd->error ? cmd->error : 102462232bf4SGerd Hoffmann VIRTIO_GPU_RESP_OK_NODATA); 102562232bf4SGerd Hoffmann } 102662232bf4SGerd Hoffmann } 1027b3a5dfdeSVivek Kasireddy } 102862232bf4SGerd Hoffmann 102962232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl_cb(VirtIODevice *vdev, VirtQueue *vq) 103062232bf4SGerd Hoffmann { 103162232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 103262232bf4SGerd Hoffmann qemu_bh_schedule(g->ctrl_bh); 103362232bf4SGerd Hoffmann } 103462232bf4SGerd Hoffmann 103562232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor_cb(VirtIODevice *vdev, VirtQueue *vq) 103662232bf4SGerd Hoffmann { 103762232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 103862232bf4SGerd Hoffmann qemu_bh_schedule(g->cursor_bh); 103962232bf4SGerd Hoffmann } 104062232bf4SGerd Hoffmann 10410c55a1cfSGerd Hoffmann void virtio_gpu_process_cmdq(VirtIOGPU *g) 10423eb769fdSGerd Hoffmann { 10433eb769fdSGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 10442f47691aSGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_GET_CLASS(g); 10453eb769fdSGerd Hoffmann 1046f8f3c271SMarc-André Lureau if (g->processing_cmdq) { 1047f8f3c271SMarc-André Lureau return; 1048f8f3c271SMarc-André Lureau } 1049f8f3c271SMarc-André Lureau g->processing_cmdq = true; 10503eb769fdSGerd Hoffmann while (!QTAILQ_EMPTY(&g->cmdq)) { 10513eb769fdSGerd Hoffmann cmd = QTAILQ_FIRST(&g->cmdq); 10523eb769fdSGerd Hoffmann 105350d8e25eSMarc-André Lureau if (g->parent_obj.renderer_blocked) { 10540c55a1cfSGerd Hoffmann break; 10550c55a1cfSGerd Hoffmann } 1056ad341aacSMarc-André Lureau 1057ad341aacSMarc-André Lureau /* process command */ 10582f47691aSGerd Hoffmann vgc->process_cmd(g, cmd); 1059ad341aacSMarc-André Lureau 10603eb769fdSGerd Hoffmann QTAILQ_REMOVE(&g->cmdq, cmd, next); 106150d8e25eSMarc-André Lureau if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 10623eb769fdSGerd Hoffmann g->stats.requests++; 10633eb769fdSGerd Hoffmann } 10643eb769fdSGerd Hoffmann 10653eb769fdSGerd Hoffmann if (!cmd->finished) { 10663eb769fdSGerd Hoffmann QTAILQ_INSERT_TAIL(&g->fenceq, cmd, next); 10673eb769fdSGerd Hoffmann g->inflight++; 106850d8e25eSMarc-André Lureau if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 10693eb769fdSGerd Hoffmann if (g->stats.max_inflight < g->inflight) { 10703eb769fdSGerd Hoffmann g->stats.max_inflight = g->inflight; 10713eb769fdSGerd Hoffmann } 10723eb769fdSGerd Hoffmann fprintf(stderr, "inflight: %3d (+)\r", g->inflight); 10733eb769fdSGerd Hoffmann } 10743eb769fdSGerd Hoffmann } else { 10753eb769fdSGerd Hoffmann g_free(cmd); 10763eb769fdSGerd Hoffmann } 10773eb769fdSGerd Hoffmann } 1078f8f3c271SMarc-André Lureau g->processing_cmdq = false; 10793eb769fdSGerd Hoffmann } 10803eb769fdSGerd Hoffmann 1081b3a5dfdeSVivek Kasireddy static void virtio_gpu_process_fenceq(VirtIOGPU *g) 1082b3a5dfdeSVivek Kasireddy { 1083b3a5dfdeSVivek Kasireddy struct virtio_gpu_ctrl_command *cmd, *tmp; 1084b3a5dfdeSVivek Kasireddy 1085b3a5dfdeSVivek Kasireddy QTAILQ_FOREACH_SAFE(cmd, &g->fenceq, next, tmp) { 1086b3a5dfdeSVivek Kasireddy trace_virtio_gpu_fence_resp(cmd->cmd_hdr.fence_id); 1087b3a5dfdeSVivek Kasireddy virtio_gpu_ctrl_response_nodata(g, cmd, VIRTIO_GPU_RESP_OK_NODATA); 1088b3a5dfdeSVivek Kasireddy QTAILQ_REMOVE(&g->fenceq, cmd, next); 1089b3a5dfdeSVivek Kasireddy g_free(cmd); 1090b3a5dfdeSVivek Kasireddy g->inflight--; 1091b3a5dfdeSVivek Kasireddy if (virtio_gpu_stats_enabled(g->parent_obj.conf)) { 1092b3a5dfdeSVivek Kasireddy fprintf(stderr, "inflight: %3d (-)\r", g->inflight); 1093b3a5dfdeSVivek Kasireddy } 1094b3a5dfdeSVivek Kasireddy } 1095b3a5dfdeSVivek Kasireddy } 1096b3a5dfdeSVivek Kasireddy 1097b3a5dfdeSVivek Kasireddy static void virtio_gpu_handle_gl_flushed(VirtIOGPUBase *b) 1098b3a5dfdeSVivek Kasireddy { 1099b3a5dfdeSVivek Kasireddy VirtIOGPU *g = container_of(b, VirtIOGPU, parent_obj); 1100b3a5dfdeSVivek Kasireddy 1101b3a5dfdeSVivek Kasireddy virtio_gpu_process_fenceq(g); 1102b3a5dfdeSVivek Kasireddy virtio_gpu_process_cmdq(g); 1103b3a5dfdeSVivek Kasireddy } 1104b3a5dfdeSVivek Kasireddy 110562232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq) 110662232bf4SGerd Hoffmann { 110762232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 110862232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 110962232bf4SGerd Hoffmann 111062232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 111162232bf4SGerd Hoffmann return; 111262232bf4SGerd Hoffmann } 111362232bf4SGerd Hoffmann 111451b19ebeSPaolo Bonzini cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); 111551b19ebeSPaolo Bonzini while (cmd) { 111662232bf4SGerd Hoffmann cmd->vq = vq; 111762232bf4SGerd Hoffmann cmd->error = 0; 111862232bf4SGerd Hoffmann cmd->finished = false; 11193eb769fdSGerd Hoffmann QTAILQ_INSERT_TAIL(&g->cmdq, cmd, next); 112051b19ebeSPaolo Bonzini cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command)); 112162232bf4SGerd Hoffmann } 11229d9e1521SGerd Hoffmann 11233eb769fdSGerd Hoffmann virtio_gpu_process_cmdq(g); 112462232bf4SGerd Hoffmann } 112562232bf4SGerd Hoffmann 112662232bf4SGerd Hoffmann static void virtio_gpu_ctrl_bh(void *opaque) 112762232bf4SGerd Hoffmann { 112862232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 1129cabbe8e5SGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_GET_CLASS(g); 1130cabbe8e5SGerd Hoffmann 1131cabbe8e5SGerd Hoffmann vgc->handle_ctrl(&g->parent_obj.parent_obj, g->ctrl_vq); 113262232bf4SGerd Hoffmann } 113362232bf4SGerd Hoffmann 113462232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor(VirtIODevice *vdev, VirtQueue *vq) 113562232bf4SGerd Hoffmann { 113662232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 113751b19ebeSPaolo Bonzini VirtQueueElement *elem; 113862232bf4SGerd Hoffmann size_t s; 113962232bf4SGerd Hoffmann struct virtio_gpu_update_cursor cursor_info; 114062232bf4SGerd Hoffmann 114162232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 114262232bf4SGerd Hoffmann return; 114362232bf4SGerd Hoffmann } 114451b19ebeSPaolo Bonzini for (;;) { 114551b19ebeSPaolo Bonzini elem = virtqueue_pop(vq, sizeof(VirtQueueElement)); 114651b19ebeSPaolo Bonzini if (!elem) { 114751b19ebeSPaolo Bonzini break; 114851b19ebeSPaolo Bonzini } 114951b19ebeSPaolo Bonzini 115051b19ebeSPaolo Bonzini s = iov_to_buf(elem->out_sg, elem->out_num, 0, 115162232bf4SGerd Hoffmann &cursor_info, sizeof(cursor_info)); 115262232bf4SGerd Hoffmann if (s != sizeof(cursor_info)) { 115362232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 115462232bf4SGerd Hoffmann "%s: cursor size incorrect %zu vs %zu\n", 115562232bf4SGerd Hoffmann __func__, s, sizeof(cursor_info)); 115662232bf4SGerd Hoffmann } else { 11571715d6b5SFarhan Ali virtio_gpu_bswap_32(&cursor_info, sizeof(cursor_info)); 115862232bf4SGerd Hoffmann update_cursor(g, &cursor_info); 115962232bf4SGerd Hoffmann } 116051b19ebeSPaolo Bonzini virtqueue_push(vq, elem, 0); 116162232bf4SGerd Hoffmann virtio_notify(vdev, vq); 116251b19ebeSPaolo Bonzini g_free(elem); 116362232bf4SGerd Hoffmann } 116462232bf4SGerd Hoffmann } 116562232bf4SGerd Hoffmann 116662232bf4SGerd Hoffmann static void virtio_gpu_cursor_bh(void *opaque) 116762232bf4SGerd Hoffmann { 116862232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 116950d8e25eSMarc-André Lureau virtio_gpu_handle_cursor(&g->parent_obj.parent_obj, g->cursor_vq); 117062232bf4SGerd Hoffmann } 117162232bf4SGerd Hoffmann 11720c244e50SGerd Hoffmann static const VMStateDescription vmstate_virtio_gpu_scanout = { 11730c244e50SGerd Hoffmann .name = "virtio-gpu-one-scanout", 11740c244e50SGerd Hoffmann .version_id = 1, 11750c244e50SGerd Hoffmann .fields = (VMStateField[]) { 11760c244e50SGerd Hoffmann VMSTATE_UINT32(resource_id, struct virtio_gpu_scanout), 11770c244e50SGerd Hoffmann VMSTATE_UINT32(width, struct virtio_gpu_scanout), 11780c244e50SGerd Hoffmann VMSTATE_UINT32(height, struct virtio_gpu_scanout), 11790c244e50SGerd Hoffmann VMSTATE_INT32(x, struct virtio_gpu_scanout), 11800c244e50SGerd Hoffmann VMSTATE_INT32(y, struct virtio_gpu_scanout), 11810c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.resource_id, struct virtio_gpu_scanout), 11820c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.hot_x, struct virtio_gpu_scanout), 11830c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.hot_y, struct virtio_gpu_scanout), 11840c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.pos.x, struct virtio_gpu_scanout), 11850c244e50SGerd Hoffmann VMSTATE_UINT32(cursor.pos.y, struct virtio_gpu_scanout), 11860c244e50SGerd Hoffmann VMSTATE_END_OF_LIST() 11870c244e50SGerd Hoffmann }, 11880c244e50SGerd Hoffmann }; 11890c244e50SGerd Hoffmann 11900c244e50SGerd Hoffmann static const VMStateDescription vmstate_virtio_gpu_scanouts = { 11910c244e50SGerd Hoffmann .name = "virtio-gpu-scanouts", 11920c244e50SGerd Hoffmann .version_id = 1, 11930c244e50SGerd Hoffmann .fields = (VMStateField[]) { 119450d8e25eSMarc-André Lureau VMSTATE_INT32(parent_obj.enable, struct VirtIOGPU), 119550d8e25eSMarc-André Lureau VMSTATE_UINT32_EQUAL(parent_obj.conf.max_outputs, 119650d8e25eSMarc-André Lureau struct VirtIOGPU, NULL), 119750d8e25eSMarc-André Lureau VMSTATE_STRUCT_VARRAY_UINT32(parent_obj.scanout, struct VirtIOGPU, 119850d8e25eSMarc-André Lureau parent_obj.conf.max_outputs, 1, 11990c244e50SGerd Hoffmann vmstate_virtio_gpu_scanout, 12000c244e50SGerd Hoffmann struct virtio_gpu_scanout), 12010c244e50SGerd Hoffmann VMSTATE_END_OF_LIST() 12020c244e50SGerd Hoffmann }, 12030c244e50SGerd Hoffmann }; 12040c244e50SGerd Hoffmann 12052c21ee76SJianjun Duan static int virtio_gpu_save(QEMUFile *f, void *opaque, size_t size, 12063ddba9a9SMarkus Armbruster const VMStateField *field, JSONWriter *vmdesc) 12070c244e50SGerd Hoffmann { 12080c244e50SGerd Hoffmann VirtIOGPU *g = opaque; 12090c244e50SGerd Hoffmann struct virtio_gpu_simple_resource *res; 12100c244e50SGerd Hoffmann int i; 12110c244e50SGerd Hoffmann 12120c244e50SGerd Hoffmann /* in 2d mode we should never find unprocessed commands here */ 12130c244e50SGerd Hoffmann assert(QTAILQ_EMPTY(&g->cmdq)); 12140c244e50SGerd Hoffmann 12150c244e50SGerd Hoffmann QTAILQ_FOREACH(res, &g->reslist, next) { 12160c244e50SGerd Hoffmann qemu_put_be32(f, res->resource_id); 12170c244e50SGerd Hoffmann qemu_put_be32(f, res->width); 12180c244e50SGerd Hoffmann qemu_put_be32(f, res->height); 12190c244e50SGerd Hoffmann qemu_put_be32(f, res->format); 12200c244e50SGerd Hoffmann qemu_put_be32(f, res->iov_cnt); 12210c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 12220c244e50SGerd Hoffmann qemu_put_be64(f, res->addrs[i]); 12230c244e50SGerd Hoffmann qemu_put_be32(f, res->iov[i].iov_len); 12240c244e50SGerd Hoffmann } 12250c244e50SGerd Hoffmann qemu_put_buffer(f, (void *)pixman_image_get_data(res->image), 12260c244e50SGerd Hoffmann pixman_image_get_stride(res->image) * res->height); 12270c244e50SGerd Hoffmann } 12280c244e50SGerd Hoffmann qemu_put_be32(f, 0); /* end of list */ 12290c244e50SGerd Hoffmann 12302f168d07SDr. David Alan Gilbert return vmstate_save_state(f, &vmstate_virtio_gpu_scanouts, g, NULL); 12310c244e50SGerd Hoffmann } 12320c244e50SGerd Hoffmann 12332c21ee76SJianjun Duan static int virtio_gpu_load(QEMUFile *f, void *opaque, size_t size, 123403fee66fSMarc-André Lureau const VMStateField *field) 12350c244e50SGerd Hoffmann { 12360c244e50SGerd Hoffmann VirtIOGPU *g = opaque; 12370c244e50SGerd Hoffmann struct virtio_gpu_simple_resource *res; 12380c244e50SGerd Hoffmann struct virtio_gpu_scanout *scanout; 12390c244e50SGerd Hoffmann uint32_t resource_id, pformat; 12409462ff46SMarc-André Lureau void *bits = NULL; 12418a502efdSHalil Pasic int i; 12420c244e50SGerd Hoffmann 1243039aa5dbSPeter Maydell g->hostmem = 0; 1244039aa5dbSPeter Maydell 12450c244e50SGerd Hoffmann resource_id = qemu_get_be32(f); 12460c244e50SGerd Hoffmann while (resource_id != 0) { 1247b0ee78ffSLi Qiang res = virtio_gpu_find_resource(g, resource_id); 1248b0ee78ffSLi Qiang if (res) { 1249b0ee78ffSLi Qiang return -EINVAL; 1250b0ee78ffSLi Qiang } 1251b0ee78ffSLi Qiang 12520c244e50SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 12530c244e50SGerd Hoffmann res->resource_id = resource_id; 12540c244e50SGerd Hoffmann res->width = qemu_get_be32(f); 12550c244e50SGerd Hoffmann res->height = qemu_get_be32(f); 12560c244e50SGerd Hoffmann res->format = qemu_get_be32(f); 12570c244e50SGerd Hoffmann res->iov_cnt = qemu_get_be32(f); 12580c244e50SGerd Hoffmann 12590c244e50SGerd Hoffmann /* allocate */ 126083a7d3c0SMarc-André Lureau pformat = virtio_gpu_get_pixman_format(res->format); 12610c244e50SGerd Hoffmann if (!pformat) { 1262c84f0f25SPeter Maydell g_free(res); 12630c244e50SGerd Hoffmann return -EINVAL; 12640c244e50SGerd Hoffmann } 12659462ff46SMarc-André Lureau 12669462ff46SMarc-André Lureau res->hostmem = calc_image_hostmem(pformat, res->width, res->height); 12679462ff46SMarc-André Lureau #ifdef WIN32 12689462ff46SMarc-André Lureau bits = qemu_win32_map_alloc(res->hostmem, &res->handle, &error_warn); 12699462ff46SMarc-André Lureau if (!bits) { 12709462ff46SMarc-André Lureau g_free(res); 12719462ff46SMarc-André Lureau return -EINVAL; 12729462ff46SMarc-André Lureau } 12739462ff46SMarc-André Lureau #endif 12749c18a923SMarc-André Lureau res->image = pixman_image_create_bits( 12759c18a923SMarc-André Lureau pformat, 12760c244e50SGerd Hoffmann res->width, res->height, 12779c18a923SMarc-André Lureau bits, res->height ? res->hostmem / res->height : 0); 12780c244e50SGerd Hoffmann if (!res->image) { 1279c84f0f25SPeter Maydell g_free(res); 12800c244e50SGerd Hoffmann return -EINVAL; 12810c244e50SGerd Hoffmann } 128204562ee8SMarc-André Lureau #ifdef WIN32 128304562ee8SMarc-André Lureau pixman_image_set_destroy_function(res->image, win32_pixman_image_destroy, res->handle); 128404562ee8SMarc-André Lureau #endif 1285039aa5dbSPeter Maydell 12860c244e50SGerd Hoffmann res->addrs = g_new(uint64_t, res->iov_cnt); 12870c244e50SGerd Hoffmann res->iov = g_new(struct iovec, res->iov_cnt); 12880c244e50SGerd Hoffmann 12890c244e50SGerd Hoffmann /* read data */ 12900c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 12910c244e50SGerd Hoffmann res->addrs[i] = qemu_get_be64(f); 12920c244e50SGerd Hoffmann res->iov[i].iov_len = qemu_get_be32(f); 12930c244e50SGerd Hoffmann } 12940c244e50SGerd Hoffmann qemu_get_buffer(f, (void *)pixman_image_get_data(res->image), 12950c244e50SGerd Hoffmann pixman_image_get_stride(res->image) * res->height); 12960c244e50SGerd Hoffmann 12970c244e50SGerd Hoffmann /* restore mapping */ 12980c244e50SGerd Hoffmann for (i = 0; i < res->iov_cnt; i++) { 12990c244e50SGerd Hoffmann hwaddr len = res->iov[i].iov_len; 13000c244e50SGerd Hoffmann res->iov[i].iov_base = 1301a1d4b0a3SPhilippe Mathieu-Daudé dma_memory_map(VIRTIO_DEVICE(g)->dma_as, res->addrs[i], &len, 1302a1d4b0a3SPhilippe Mathieu-Daudé DMA_DIRECTION_TO_DEVICE, 1303a1d4b0a3SPhilippe Mathieu-Daudé MEMTXATTRS_UNSPECIFIED); 13043bb68f79SGerd Hoffmann 13050c244e50SGerd Hoffmann if (!res->iov[i].iov_base || len != res->iov[i].iov_len) { 1306c84f0f25SPeter Maydell /* Clean up the half-a-mapping we just created... */ 1307c84f0f25SPeter Maydell if (res->iov[i].iov_base) { 13088da132a5SGerd Hoffmann dma_memory_unmap(VIRTIO_DEVICE(g)->dma_as, 13098da132a5SGerd Hoffmann res->iov[i].iov_base, 1310a7f85e03SGerd Hoffmann len, 13118da132a5SGerd Hoffmann DMA_DIRECTION_TO_DEVICE, 1312a7f85e03SGerd Hoffmann 0); 1313c84f0f25SPeter Maydell } 1314c84f0f25SPeter Maydell /* ...and the mappings for previous loop iterations */ 1315c84f0f25SPeter Maydell res->iov_cnt = i; 13163bb68f79SGerd Hoffmann virtio_gpu_cleanup_mapping(g, res); 1317c84f0f25SPeter Maydell pixman_image_unref(res->image); 1318c84f0f25SPeter Maydell g_free(res); 13190c244e50SGerd Hoffmann return -EINVAL; 13200c244e50SGerd Hoffmann } 13210c244e50SGerd Hoffmann } 13220c244e50SGerd Hoffmann 13230c244e50SGerd Hoffmann QTAILQ_INSERT_HEAD(&g->reslist, res, next); 1324039aa5dbSPeter Maydell g->hostmem += res->hostmem; 13250c244e50SGerd Hoffmann 13260c244e50SGerd Hoffmann resource_id = qemu_get_be32(f); 13270c244e50SGerd Hoffmann } 13280c244e50SGerd Hoffmann 13290c244e50SGerd Hoffmann /* load & apply scanout state */ 13300c244e50SGerd Hoffmann vmstate_load_state(f, &vmstate_virtio_gpu_scanouts, g, 1); 133150d8e25eSMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 1332529969b8SMarc-André Lureau /* FIXME: should take scanout.r.{x,y} into account */ 133350d8e25eSMarc-André Lureau scanout = &g->parent_obj.scanout[i]; 13340c244e50SGerd Hoffmann if (!scanout->resource_id) { 13350c244e50SGerd Hoffmann continue; 13360c244e50SGerd Hoffmann } 13370c244e50SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 13380c244e50SGerd Hoffmann if (!res) { 13390c244e50SGerd Hoffmann return -EINVAL; 13400c244e50SGerd Hoffmann } 13410c244e50SGerd Hoffmann scanout->ds = qemu_create_displaysurface_pixman(res->image); 13420c244e50SGerd Hoffmann if (!scanout->ds) { 13430c244e50SGerd Hoffmann return -EINVAL; 13440c244e50SGerd Hoffmann } 13459462ff46SMarc-André Lureau #ifdef WIN32 13469462ff46SMarc-André Lureau qemu_displaysurface_win32_set_handle(scanout->ds, res->handle, 0); 13479462ff46SMarc-André Lureau #endif 13480c244e50SGerd Hoffmann 13490c244e50SGerd Hoffmann dpy_gfx_replace_surface(scanout->con, scanout->ds); 135091155f8bSGerd Hoffmann dpy_gfx_update_full(scanout->con); 135110750ee0SGerd Hoffmann if (scanout->cursor.resource_id) { 13520c244e50SGerd Hoffmann update_cursor(g, &scanout->cursor); 135310750ee0SGerd Hoffmann } 13540c244e50SGerd Hoffmann res->scanout_bitmask |= (1 << i); 13550c244e50SGerd Hoffmann } 13560c244e50SGerd Hoffmann 13570c244e50SGerd Hoffmann return 0; 13580c244e50SGerd Hoffmann } 13590c244e50SGerd Hoffmann 136037f86af0SGerd Hoffmann void virtio_gpu_device_realize(DeviceState *qdev, Error **errp) 136162232bf4SGerd Hoffmann { 136262232bf4SGerd Hoffmann VirtIODevice *vdev = VIRTIO_DEVICE(qdev); 136362232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(qdev); 13649d9e1521SGerd Hoffmann 1365cce386e1SVivek Kasireddy if (virtio_gpu_blob_enabled(g->parent_obj.conf)) { 13668e7b21caSGurchetan Singh if (!virtio_gpu_rutabaga_enabled(g->parent_obj.conf) && 13678e7b21caSGurchetan Singh !virtio_gpu_have_udmabuf()) { 13688e7b21caSGurchetan Singh error_setg(errp, "need rutabaga or udmabuf for blob resources"); 1369cce386e1SVivek Kasireddy return; 1370cce386e1SVivek Kasireddy } 1371cce386e1SVivek Kasireddy 1372cce386e1SVivek Kasireddy if (virtio_gpu_virgl_enabled(g->parent_obj.conf)) { 1373cce386e1SVivek Kasireddy error_setg(errp, "blobs and virgl are not compatible (yet)"); 1374cce386e1SVivek Kasireddy return; 1375cce386e1SVivek Kasireddy } 1376cce386e1SVivek Kasireddy } 1377cce386e1SVivek Kasireddy 137850d8e25eSMarc-André Lureau if (!virtio_gpu_base_device_realize(qdev, 137950d8e25eSMarc-André Lureau virtio_gpu_handle_ctrl_cb, 138050d8e25eSMarc-André Lureau virtio_gpu_handle_cursor_cb, 138150d8e25eSMarc-André Lureau errp)) { 1382fe44dc91SAshijeet Acharya return; 1383fe44dc91SAshijeet Acharya } 1384fe44dc91SAshijeet Acharya 138550d8e25eSMarc-André Lureau g->ctrl_vq = virtio_get_queue(vdev, 0); 138650d8e25eSMarc-André Lureau g->cursor_vq = virtio_get_queue(vdev, 1); 1387f63192b0SAlexander Bulekov g->ctrl_bh = qemu_bh_new_guarded(virtio_gpu_ctrl_bh, g, 1388f63192b0SAlexander Bulekov &qdev->mem_reentrancy_guard); 1389f63192b0SAlexander Bulekov g->cursor_bh = qemu_bh_new_guarded(virtio_gpu_cursor_bh, g, 1390f63192b0SAlexander Bulekov &qdev->mem_reentrancy_guard); 1391a41e2d97SMarc-André Lureau g->reset_bh = qemu_bh_new(virtio_gpu_reset_bh, g); 1392a41e2d97SMarc-André Lureau qemu_cond_init(&g->reset_cond); 139362232bf4SGerd Hoffmann QTAILQ_INIT(&g->reslist); 13943eb769fdSGerd Hoffmann QTAILQ_INIT(&g->cmdq); 139562232bf4SGerd Hoffmann QTAILQ_INIT(&g->fenceq); 139662232bf4SGerd Hoffmann } 139762232bf4SGerd Hoffmann 1398957d7786SMarc-André Lureau static void virtio_gpu_device_unrealize(DeviceState *qdev) 1399957d7786SMarc-André Lureau { 1400957d7786SMarc-André Lureau VirtIOGPU *g = VIRTIO_GPU(qdev); 1401957d7786SMarc-André Lureau 1402957d7786SMarc-André Lureau g_clear_pointer(&g->ctrl_bh, qemu_bh_delete); 1403957d7786SMarc-André Lureau g_clear_pointer(&g->cursor_bh, qemu_bh_delete); 1404a41e2d97SMarc-André Lureau g_clear_pointer(&g->reset_bh, qemu_bh_delete); 1405a41e2d97SMarc-André Lureau qemu_cond_destroy(&g->reset_cond); 1406957d7786SMarc-André Lureau virtio_gpu_base_device_unrealize(qdev); 1407957d7786SMarc-André Lureau } 1408957d7786SMarc-André Lureau 1409a41e2d97SMarc-André Lureau static void virtio_gpu_reset_bh(void *opaque) 1410a41e2d97SMarc-André Lureau { 1411a41e2d97SMarc-André Lureau VirtIOGPU *g = VIRTIO_GPU(opaque); 1412a41e2d97SMarc-André Lureau struct virtio_gpu_simple_resource *res, *tmp; 1413a41e2d97SMarc-André Lureau int i = 0; 1414a41e2d97SMarc-André Lureau 1415a41e2d97SMarc-André Lureau QTAILQ_FOREACH_SAFE(res, &g->reslist, next, tmp) { 1416a41e2d97SMarc-André Lureau virtio_gpu_resource_destroy(g, res); 1417a41e2d97SMarc-André Lureau } 1418a41e2d97SMarc-André Lureau 1419a41e2d97SMarc-André Lureau for (i = 0; i < g->parent_obj.conf.max_outputs; i++) { 1420a41e2d97SMarc-André Lureau dpy_gfx_replace_surface(g->parent_obj.scanout[i].con, NULL); 1421a41e2d97SMarc-André Lureau } 1422a41e2d97SMarc-André Lureau 1423a41e2d97SMarc-André Lureau g->reset_finished = true; 1424a41e2d97SMarc-André Lureau qemu_cond_signal(&g->reset_cond); 1425a41e2d97SMarc-André Lureau } 1426a41e2d97SMarc-André Lureau 142776fa8b35SGerd Hoffmann void virtio_gpu_reset(VirtIODevice *vdev) 142862232bf4SGerd Hoffmann { 142962232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 1430dc84ed5bSGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 143162232bf4SGerd Hoffmann 1432a41e2d97SMarc-André Lureau if (qemu_in_vcpu_thread()) { 1433a41e2d97SMarc-André Lureau g->reset_finished = false; 1434a41e2d97SMarc-André Lureau qemu_bh_schedule(g->reset_bh); 1435a41e2d97SMarc-André Lureau while (!g->reset_finished) { 1436a41e2d97SMarc-André Lureau qemu_cond_wait_iothread(&g->reset_cond); 1437a41e2d97SMarc-André Lureau } 1438a41e2d97SMarc-André Lureau } else { 1439a41e2d97SMarc-André Lureau virtio_gpu_reset_bh(g); 144062232bf4SGerd Hoffmann } 14419d9e1521SGerd Hoffmann 1442dc84ed5bSGerd Hoffmann while (!QTAILQ_EMPTY(&g->cmdq)) { 1443dc84ed5bSGerd Hoffmann cmd = QTAILQ_FIRST(&g->cmdq); 1444dc84ed5bSGerd Hoffmann QTAILQ_REMOVE(&g->cmdq, cmd, next); 1445dc84ed5bSGerd Hoffmann g_free(cmd); 1446dc84ed5bSGerd Hoffmann } 1447dc84ed5bSGerd Hoffmann 1448dc84ed5bSGerd Hoffmann while (!QTAILQ_EMPTY(&g->fenceq)) { 1449dc84ed5bSGerd Hoffmann cmd = QTAILQ_FIRST(&g->fenceq); 1450dc84ed5bSGerd Hoffmann QTAILQ_REMOVE(&g->fenceq, cmd, next); 1451dc84ed5bSGerd Hoffmann g->inflight--; 1452dc84ed5bSGerd Hoffmann g_free(cmd); 1453dc84ed5bSGerd Hoffmann } 1454dc84ed5bSGerd Hoffmann 145550d8e25eSMarc-André Lureau virtio_gpu_base_reset(VIRTIO_GPU_BASE(vdev)); 145650d8e25eSMarc-André Lureau } 145750d8e25eSMarc-André Lureau 145850d8e25eSMarc-André Lureau static void 145950d8e25eSMarc-André Lureau virtio_gpu_get_config(VirtIODevice *vdev, uint8_t *config) 146050d8e25eSMarc-André Lureau { 146150d8e25eSMarc-André Lureau VirtIOGPUBase *g = VIRTIO_GPU_BASE(vdev); 146250d8e25eSMarc-André Lureau 146350d8e25eSMarc-André Lureau memcpy(config, &g->virtio_config, sizeof(g->virtio_config)); 146450d8e25eSMarc-André Lureau } 146550d8e25eSMarc-André Lureau 146650d8e25eSMarc-André Lureau static void 146750d8e25eSMarc-André Lureau virtio_gpu_set_config(VirtIODevice *vdev, const uint8_t *config) 146850d8e25eSMarc-André Lureau { 146950d8e25eSMarc-André Lureau VirtIOGPUBase *g = VIRTIO_GPU_BASE(vdev); 147050d8e25eSMarc-André Lureau const struct virtio_gpu_config *vgconfig = 147150d8e25eSMarc-André Lureau (const struct virtio_gpu_config *)config; 147250d8e25eSMarc-André Lureau 147350d8e25eSMarc-André Lureau if (vgconfig->events_clear) { 147450d8e25eSMarc-André Lureau g->virtio_config.events_read &= ~vgconfig->events_clear; 147550d8e25eSMarc-André Lureau } 147662232bf4SGerd Hoffmann } 147762232bf4SGerd Hoffmann 14788a502efdSHalil Pasic /* 14798a502efdSHalil Pasic * For historical reasons virtio_gpu does not adhere to virtio migration 14808a502efdSHalil Pasic * scheme as described in doc/virtio-migration.txt, in a sense that no 14818a502efdSHalil Pasic * save/load callback are provided to the core. Instead the device data 14828a502efdSHalil Pasic * is saved/loaded after the core data. 14838a502efdSHalil Pasic * 14848a502efdSHalil Pasic * Because of this we need a special vmsd. 14858a502efdSHalil Pasic */ 14868a502efdSHalil Pasic static const VMStateDescription vmstate_virtio_gpu = { 14878a502efdSHalil Pasic .name = "virtio-gpu", 14888a502efdSHalil Pasic .minimum_version_id = VIRTIO_GPU_VM_VERSION, 14898a502efdSHalil Pasic .version_id = VIRTIO_GPU_VM_VERSION, 14908a502efdSHalil Pasic .fields = (VMStateField[]) { 14918a502efdSHalil Pasic VMSTATE_VIRTIO_DEVICE /* core */, 14928a502efdSHalil Pasic { 14938a502efdSHalil Pasic .name = "virtio-gpu", 14948a502efdSHalil Pasic .info = &(const VMStateInfo) { 14958a502efdSHalil Pasic .name = "virtio-gpu", 14968a502efdSHalil Pasic .get = virtio_gpu_load, 14978a502efdSHalil Pasic .put = virtio_gpu_save, 14988a502efdSHalil Pasic }, 14998a502efdSHalil Pasic .flags = VMS_SINGLE, 15008a502efdSHalil Pasic } /* device */, 15018a502efdSHalil Pasic VMSTATE_END_OF_LIST() 15028a502efdSHalil Pasic }, 15038a502efdSHalil Pasic }; 15040fc07498SDr. David Alan Gilbert 150562232bf4SGerd Hoffmann static Property virtio_gpu_properties[] = { 150650d8e25eSMarc-André Lureau VIRTIO_GPU_BASE_PROPERTIES(VirtIOGPU, parent_obj.conf), 150750d8e25eSMarc-André Lureau DEFINE_PROP_SIZE("max_hostmem", VirtIOGPU, conf_max_hostmem, 150850d8e25eSMarc-André Lureau 256 * MiB), 1509cce386e1SVivek Kasireddy DEFINE_PROP_BIT("blob", VirtIOGPU, parent_obj.conf.flags, 1510cce386e1SVivek Kasireddy VIRTIO_GPU_FLAG_BLOB_ENABLED, false), 1511ba62dfa7SGerd Hoffmann DEFINE_PROP_SIZE("hostmem", VirtIOGPU, parent_obj.conf.hostmem, 0), 151262232bf4SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 151362232bf4SGerd Hoffmann }; 151462232bf4SGerd Hoffmann 151562232bf4SGerd Hoffmann static void virtio_gpu_class_init(ObjectClass *klass, void *data) 151662232bf4SGerd Hoffmann { 151762232bf4SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 151862232bf4SGerd Hoffmann VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass); 1519cabbe8e5SGerd Hoffmann VirtIOGPUClass *vgc = VIRTIO_GPU_CLASS(klass); 1520b3a5dfdeSVivek Kasireddy VirtIOGPUBaseClass *vgbc = &vgc->parent; 152162232bf4SGerd Hoffmann 1522cabbe8e5SGerd Hoffmann vgc->handle_ctrl = virtio_gpu_handle_ctrl; 15232f47691aSGerd Hoffmann vgc->process_cmd = virtio_gpu_simple_process_cmd; 15242c267d66SGerd Hoffmann vgc->update_cursor_data = virtio_gpu_update_cursor_data; 1525b3a5dfdeSVivek Kasireddy vgbc->gl_flushed = virtio_gpu_handle_gl_flushed; 1526cabbe8e5SGerd Hoffmann 152762232bf4SGerd Hoffmann vdc->realize = virtio_gpu_device_realize; 1528957d7786SMarc-André Lureau vdc->unrealize = virtio_gpu_device_unrealize; 152950d8e25eSMarc-André Lureau vdc->reset = virtio_gpu_reset; 153062232bf4SGerd Hoffmann vdc->get_config = virtio_gpu_get_config; 153162232bf4SGerd Hoffmann vdc->set_config = virtio_gpu_set_config; 153262232bf4SGerd Hoffmann 15330fc07498SDr. David Alan Gilbert dc->vmsd = &vmstate_virtio_gpu; 15344f67d30bSMarc-André Lureau device_class_set_props(dc, virtio_gpu_properties); 153562232bf4SGerd Hoffmann } 153662232bf4SGerd Hoffmann 153762232bf4SGerd Hoffmann static const TypeInfo virtio_gpu_info = { 153862232bf4SGerd Hoffmann .name = TYPE_VIRTIO_GPU, 153950d8e25eSMarc-André Lureau .parent = TYPE_VIRTIO_GPU_BASE, 154062232bf4SGerd Hoffmann .instance_size = sizeof(VirtIOGPU), 1541cabbe8e5SGerd Hoffmann .class_size = sizeof(VirtIOGPUClass), 154262232bf4SGerd Hoffmann .class_init = virtio_gpu_class_init, 154362232bf4SGerd Hoffmann }; 1544561d0f45SGerd Hoffmann module_obj(TYPE_VIRTIO_GPU); 154524ce7aa7SJose R. Ziviani module_kconfig(VIRTIO_GPU); 154662232bf4SGerd Hoffmann 154762232bf4SGerd Hoffmann static void virtio_register_types(void) 154862232bf4SGerd Hoffmann { 154962232bf4SGerd Hoffmann type_register_static(&virtio_gpu_info); 155062232bf4SGerd Hoffmann } 155162232bf4SGerd Hoffmann 155262232bf4SGerd Hoffmann type_init(virtio_register_types) 1553