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 * 10*2e252145SGerd 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 1462232bf4SGerd Hoffmann #include "qemu-common.h" 1562232bf4SGerd Hoffmann #include "qemu/iov.h" 1662232bf4SGerd Hoffmann #include "ui/console.h" 1762232bf4SGerd Hoffmann #include "trace.h" 1862232bf4SGerd Hoffmann #include "hw/virtio/virtio.h" 1962232bf4SGerd Hoffmann #include "hw/virtio/virtio-gpu.h" 2062232bf4SGerd Hoffmann #include "hw/virtio/virtio-bus.h" 2162232bf4SGerd Hoffmann 2262232bf4SGerd Hoffmann static struct virtio_gpu_simple_resource* 2362232bf4SGerd Hoffmann virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id); 2462232bf4SGerd Hoffmann 2562232bf4SGerd Hoffmann static void update_cursor_data_simple(VirtIOGPU *g, 2662232bf4SGerd Hoffmann struct virtio_gpu_scanout *s, 2762232bf4SGerd Hoffmann uint32_t resource_id) 2862232bf4SGerd Hoffmann { 2962232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 3062232bf4SGerd Hoffmann uint32_t pixels; 3162232bf4SGerd Hoffmann 3262232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, resource_id); 3362232bf4SGerd Hoffmann if (!res) { 3462232bf4SGerd Hoffmann return; 3562232bf4SGerd Hoffmann } 3662232bf4SGerd Hoffmann 3762232bf4SGerd Hoffmann if (pixman_image_get_width(res->image) != s->current_cursor->width || 3862232bf4SGerd Hoffmann pixman_image_get_height(res->image) != s->current_cursor->height) { 3962232bf4SGerd Hoffmann return; 4062232bf4SGerd Hoffmann } 4162232bf4SGerd Hoffmann 4262232bf4SGerd Hoffmann pixels = s->current_cursor->width * s->current_cursor->height; 4362232bf4SGerd Hoffmann memcpy(s->current_cursor->data, 4462232bf4SGerd Hoffmann pixman_image_get_data(res->image), 4562232bf4SGerd Hoffmann pixels * sizeof(uint32_t)); 4662232bf4SGerd Hoffmann } 4762232bf4SGerd Hoffmann 4862232bf4SGerd Hoffmann static void update_cursor(VirtIOGPU *g, struct virtio_gpu_update_cursor *cursor) 4962232bf4SGerd Hoffmann { 5062232bf4SGerd Hoffmann struct virtio_gpu_scanout *s; 5162232bf4SGerd Hoffmann 5262232bf4SGerd Hoffmann if (cursor->pos.scanout_id >= g->conf.max_outputs) { 5362232bf4SGerd Hoffmann return; 5462232bf4SGerd Hoffmann } 5562232bf4SGerd Hoffmann s = &g->scanout[cursor->pos.scanout_id]; 5662232bf4SGerd Hoffmann 5762232bf4SGerd Hoffmann if (cursor->hdr.type != VIRTIO_GPU_CMD_MOVE_CURSOR) { 5862232bf4SGerd Hoffmann if (!s->current_cursor) { 5962232bf4SGerd Hoffmann s->current_cursor = cursor_alloc(64, 64); 6062232bf4SGerd Hoffmann } 6162232bf4SGerd Hoffmann 6262232bf4SGerd Hoffmann s->current_cursor->hot_x = cursor->hot_x; 6362232bf4SGerd Hoffmann s->current_cursor->hot_y = cursor->hot_y; 6462232bf4SGerd Hoffmann 6562232bf4SGerd Hoffmann if (cursor->resource_id > 0) { 6662232bf4SGerd Hoffmann update_cursor_data_simple(g, s, cursor->resource_id); 6762232bf4SGerd Hoffmann } 6862232bf4SGerd Hoffmann dpy_cursor_define(s->con, s->current_cursor); 6962232bf4SGerd Hoffmann } 7062232bf4SGerd Hoffmann dpy_mouse_set(s->con, cursor->pos.x, cursor->pos.y, 7162232bf4SGerd Hoffmann cursor->resource_id ? 1 : 0); 7262232bf4SGerd Hoffmann } 7362232bf4SGerd Hoffmann 7462232bf4SGerd Hoffmann static void virtio_gpu_get_config(VirtIODevice *vdev, uint8_t *config) 7562232bf4SGerd Hoffmann { 7662232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 7762232bf4SGerd Hoffmann memcpy(config, &g->virtio_config, sizeof(g->virtio_config)); 7862232bf4SGerd Hoffmann } 7962232bf4SGerd Hoffmann 8062232bf4SGerd Hoffmann static void virtio_gpu_set_config(VirtIODevice *vdev, const uint8_t *config) 8162232bf4SGerd Hoffmann { 8262232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 8362232bf4SGerd Hoffmann struct virtio_gpu_config vgconfig; 8462232bf4SGerd Hoffmann 8562232bf4SGerd Hoffmann memcpy(&vgconfig, config, sizeof(g->virtio_config)); 8662232bf4SGerd Hoffmann 8762232bf4SGerd Hoffmann if (vgconfig.events_clear) { 8862232bf4SGerd Hoffmann g->virtio_config.events_read &= ~vgconfig.events_clear; 8962232bf4SGerd Hoffmann } 9062232bf4SGerd Hoffmann } 9162232bf4SGerd Hoffmann 929d5b731dSJason Wang static uint64_t virtio_gpu_get_features(VirtIODevice *vdev, uint64_t features, 939d5b731dSJason Wang Error **errp) 9462232bf4SGerd Hoffmann { 9562232bf4SGerd Hoffmann return features; 9662232bf4SGerd Hoffmann } 9762232bf4SGerd Hoffmann 9862232bf4SGerd Hoffmann static void virtio_gpu_notify_event(VirtIOGPU *g, uint32_t event_type) 9962232bf4SGerd Hoffmann { 10062232bf4SGerd Hoffmann g->virtio_config.events_read |= event_type; 10162232bf4SGerd Hoffmann virtio_notify_config(&g->parent_obj); 10262232bf4SGerd Hoffmann } 10362232bf4SGerd Hoffmann 10462232bf4SGerd Hoffmann static struct virtio_gpu_simple_resource * 10562232bf4SGerd Hoffmann virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id) 10662232bf4SGerd Hoffmann { 10762232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 10862232bf4SGerd Hoffmann 10962232bf4SGerd Hoffmann QTAILQ_FOREACH(res, &g->reslist, next) { 11062232bf4SGerd Hoffmann if (res->resource_id == resource_id) { 11162232bf4SGerd Hoffmann return res; 11262232bf4SGerd Hoffmann } 11362232bf4SGerd Hoffmann } 11462232bf4SGerd Hoffmann return NULL; 11562232bf4SGerd Hoffmann } 11662232bf4SGerd Hoffmann 11762232bf4SGerd Hoffmann void virtio_gpu_ctrl_response(VirtIOGPU *g, 11862232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 11962232bf4SGerd Hoffmann struct virtio_gpu_ctrl_hdr *resp, 12062232bf4SGerd Hoffmann size_t resp_len) 12162232bf4SGerd Hoffmann { 12262232bf4SGerd Hoffmann size_t s; 12362232bf4SGerd Hoffmann 12462232bf4SGerd Hoffmann if (cmd->cmd_hdr.flags & VIRTIO_GPU_FLAG_FENCE) { 12562232bf4SGerd Hoffmann resp->flags |= VIRTIO_GPU_FLAG_FENCE; 12662232bf4SGerd Hoffmann resp->fence_id = cmd->cmd_hdr.fence_id; 12762232bf4SGerd Hoffmann resp->ctx_id = cmd->cmd_hdr.ctx_id; 12862232bf4SGerd Hoffmann } 12962232bf4SGerd Hoffmann s = iov_from_buf(cmd->elem.in_sg, cmd->elem.in_num, 0, resp, resp_len); 13062232bf4SGerd Hoffmann if (s != resp_len) { 13162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 13262232bf4SGerd Hoffmann "%s: response size incorrect %zu vs %zu\n", 13362232bf4SGerd Hoffmann __func__, s, resp_len); 13462232bf4SGerd Hoffmann } 13562232bf4SGerd Hoffmann virtqueue_push(cmd->vq, &cmd->elem, s); 13662232bf4SGerd Hoffmann virtio_notify(VIRTIO_DEVICE(g), cmd->vq); 13762232bf4SGerd Hoffmann cmd->finished = true; 13862232bf4SGerd Hoffmann } 13962232bf4SGerd Hoffmann 14062232bf4SGerd Hoffmann void virtio_gpu_ctrl_response_nodata(VirtIOGPU *g, 14162232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 14262232bf4SGerd Hoffmann enum virtio_gpu_ctrl_type type) 14362232bf4SGerd Hoffmann { 14462232bf4SGerd Hoffmann struct virtio_gpu_ctrl_hdr resp; 14562232bf4SGerd Hoffmann 14662232bf4SGerd Hoffmann memset(&resp, 0, sizeof(resp)); 14762232bf4SGerd Hoffmann resp.type = type; 14862232bf4SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &resp, sizeof(resp)); 14962232bf4SGerd Hoffmann } 15062232bf4SGerd Hoffmann 15162232bf4SGerd Hoffmann static void 15262232bf4SGerd Hoffmann virtio_gpu_fill_display_info(VirtIOGPU *g, 15362232bf4SGerd Hoffmann struct virtio_gpu_resp_display_info *dpy_info) 15462232bf4SGerd Hoffmann { 15562232bf4SGerd Hoffmann int i; 15662232bf4SGerd Hoffmann 15762232bf4SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 15862232bf4SGerd Hoffmann if (g->enabled_output_bitmask & (1 << i)) { 15962232bf4SGerd Hoffmann dpy_info->pmodes[i].enabled = 1; 16062232bf4SGerd Hoffmann dpy_info->pmodes[i].r.width = g->req_state[i].width; 16162232bf4SGerd Hoffmann dpy_info->pmodes[i].r.height = g->req_state[i].height; 16262232bf4SGerd Hoffmann } 16362232bf4SGerd Hoffmann } 16462232bf4SGerd Hoffmann } 16562232bf4SGerd Hoffmann 16662232bf4SGerd Hoffmann void virtio_gpu_get_display_info(VirtIOGPU *g, 16762232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 16862232bf4SGerd Hoffmann { 16962232bf4SGerd Hoffmann struct virtio_gpu_resp_display_info display_info; 17062232bf4SGerd Hoffmann 17162232bf4SGerd Hoffmann trace_virtio_gpu_cmd_get_display_info(); 17262232bf4SGerd Hoffmann memset(&display_info, 0, sizeof(display_info)); 17362232bf4SGerd Hoffmann display_info.hdr.type = VIRTIO_GPU_RESP_OK_DISPLAY_INFO; 17462232bf4SGerd Hoffmann virtio_gpu_fill_display_info(g, &display_info); 17562232bf4SGerd Hoffmann virtio_gpu_ctrl_response(g, cmd, &display_info.hdr, 17662232bf4SGerd Hoffmann sizeof(display_info)); 17762232bf4SGerd Hoffmann } 17862232bf4SGerd Hoffmann 17962232bf4SGerd Hoffmann static pixman_format_code_t get_pixman_format(uint32_t virtio_gpu_format) 18062232bf4SGerd Hoffmann { 18162232bf4SGerd Hoffmann switch (virtio_gpu_format) { 18262232bf4SGerd Hoffmann #ifdef HOST_WORDS_BIGENDIAN 18362232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_B8G8R8X8_UNORM: 18462232bf4SGerd Hoffmann return PIXMAN_b8g8r8x8; 18562232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_B8G8R8A8_UNORM: 18662232bf4SGerd Hoffmann return PIXMAN_b8g8r8a8; 18762232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_X8R8G8B8_UNORM: 18862232bf4SGerd Hoffmann return PIXMAN_x8r8g8b8; 18962232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_A8R8G8B8_UNORM: 19062232bf4SGerd Hoffmann return PIXMAN_a8r8g8b8; 19162232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_R8G8B8X8_UNORM: 19262232bf4SGerd Hoffmann return PIXMAN_r8g8b8x8; 19362232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_R8G8B8A8_UNORM: 19462232bf4SGerd Hoffmann return PIXMAN_r8g8b8a8; 19562232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_X8B8G8R8_UNORM: 19662232bf4SGerd Hoffmann return PIXMAN_x8b8g8r8; 19762232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_A8B8G8R8_UNORM: 19862232bf4SGerd Hoffmann return PIXMAN_a8b8g8r8; 19962232bf4SGerd Hoffmann #else 20062232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_B8G8R8X8_UNORM: 20162232bf4SGerd Hoffmann return PIXMAN_x8r8g8b8; 20262232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_B8G8R8A8_UNORM: 20362232bf4SGerd Hoffmann return PIXMAN_a8r8g8b8; 20462232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_X8R8G8B8_UNORM: 20562232bf4SGerd Hoffmann return PIXMAN_b8g8r8x8; 20662232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_A8R8G8B8_UNORM: 20762232bf4SGerd Hoffmann return PIXMAN_b8g8r8a8; 20862232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_R8G8B8X8_UNORM: 20962232bf4SGerd Hoffmann return PIXMAN_x8b8g8r8; 21062232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_R8G8B8A8_UNORM: 21162232bf4SGerd Hoffmann return PIXMAN_a8b8g8r8; 21262232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_X8B8G8R8_UNORM: 21362232bf4SGerd Hoffmann return PIXMAN_r8g8b8x8; 21462232bf4SGerd Hoffmann case VIRTIO_GPU_FORMAT_A8B8G8R8_UNORM: 21562232bf4SGerd Hoffmann return PIXMAN_r8g8b8a8; 21662232bf4SGerd Hoffmann #endif 21762232bf4SGerd Hoffmann default: 21862232bf4SGerd Hoffmann return 0; 21962232bf4SGerd Hoffmann } 22062232bf4SGerd Hoffmann } 22162232bf4SGerd Hoffmann 22262232bf4SGerd Hoffmann static void virtio_gpu_resource_create_2d(VirtIOGPU *g, 22362232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 22462232bf4SGerd Hoffmann { 22562232bf4SGerd Hoffmann pixman_format_code_t pformat; 22662232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 22762232bf4SGerd Hoffmann struct virtio_gpu_resource_create_2d c2d; 22862232bf4SGerd Hoffmann 22962232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(c2d); 23062232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_create_2d(c2d.resource_id, c2d.format, 23162232bf4SGerd Hoffmann c2d.width, c2d.height); 23262232bf4SGerd Hoffmann 23362232bf4SGerd Hoffmann if (c2d.resource_id == 0) { 23462232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n", 23562232bf4SGerd Hoffmann __func__); 23662232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 23762232bf4SGerd Hoffmann return; 23862232bf4SGerd Hoffmann } 23962232bf4SGerd Hoffmann 24062232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, c2d.resource_id); 24162232bf4SGerd Hoffmann if (res) { 24262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n", 24362232bf4SGerd Hoffmann __func__, c2d.resource_id); 24462232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 24562232bf4SGerd Hoffmann return; 24662232bf4SGerd Hoffmann } 24762232bf4SGerd Hoffmann 24862232bf4SGerd Hoffmann res = g_new0(struct virtio_gpu_simple_resource, 1); 24962232bf4SGerd Hoffmann 25062232bf4SGerd Hoffmann res->width = c2d.width; 25162232bf4SGerd Hoffmann res->height = c2d.height; 25262232bf4SGerd Hoffmann res->format = c2d.format; 25362232bf4SGerd Hoffmann res->resource_id = c2d.resource_id; 25462232bf4SGerd Hoffmann 25562232bf4SGerd Hoffmann pformat = get_pixman_format(c2d.format); 25662232bf4SGerd Hoffmann if (!pformat) { 25762232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 25862232bf4SGerd Hoffmann "%s: host couldn't handle guest format %d\n", 25962232bf4SGerd Hoffmann __func__, c2d.format); 26062232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 26162232bf4SGerd Hoffmann return; 26262232bf4SGerd Hoffmann } 26362232bf4SGerd Hoffmann res->image = pixman_image_create_bits(pformat, 26462232bf4SGerd Hoffmann c2d.width, 26562232bf4SGerd Hoffmann c2d.height, 26662232bf4SGerd Hoffmann NULL, 0); 26762232bf4SGerd Hoffmann 26862232bf4SGerd Hoffmann if (!res->image) { 26962232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 27062232bf4SGerd Hoffmann "%s: resource creation failed %d %d %d\n", 27162232bf4SGerd Hoffmann __func__, c2d.resource_id, c2d.width, c2d.height); 27262232bf4SGerd Hoffmann g_free(res); 27362232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY; 27462232bf4SGerd Hoffmann return; 27562232bf4SGerd Hoffmann } 27662232bf4SGerd Hoffmann 27762232bf4SGerd Hoffmann QTAILQ_INSERT_HEAD(&g->reslist, res, next); 27862232bf4SGerd Hoffmann } 27962232bf4SGerd Hoffmann 28062232bf4SGerd Hoffmann static void virtio_gpu_resource_destroy(VirtIOGPU *g, 28162232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res) 28262232bf4SGerd Hoffmann { 28362232bf4SGerd Hoffmann pixman_image_unref(res->image); 28462232bf4SGerd Hoffmann QTAILQ_REMOVE(&g->reslist, res, next); 28562232bf4SGerd Hoffmann g_free(res); 28662232bf4SGerd Hoffmann } 28762232bf4SGerd Hoffmann 28862232bf4SGerd Hoffmann static void virtio_gpu_resource_unref(VirtIOGPU *g, 28962232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 29062232bf4SGerd Hoffmann { 29162232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 29262232bf4SGerd Hoffmann struct virtio_gpu_resource_unref unref; 29362232bf4SGerd Hoffmann 29462232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(unref); 29562232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_unref(unref.resource_id); 29662232bf4SGerd Hoffmann 29762232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, unref.resource_id); 29862232bf4SGerd Hoffmann if (!res) { 29962232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 30062232bf4SGerd Hoffmann __func__, unref.resource_id); 30162232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 30262232bf4SGerd Hoffmann return; 30362232bf4SGerd Hoffmann } 30462232bf4SGerd Hoffmann virtio_gpu_resource_destroy(g, res); 30562232bf4SGerd Hoffmann } 30662232bf4SGerd Hoffmann 30762232bf4SGerd Hoffmann static void virtio_gpu_transfer_to_host_2d(VirtIOGPU *g, 30862232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 30962232bf4SGerd Hoffmann { 31062232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 31162232bf4SGerd Hoffmann int h; 31262232bf4SGerd Hoffmann uint32_t src_offset, dst_offset, stride; 31362232bf4SGerd Hoffmann int bpp; 31462232bf4SGerd Hoffmann pixman_format_code_t format; 31562232bf4SGerd Hoffmann struct virtio_gpu_transfer_to_host_2d t2d; 31662232bf4SGerd Hoffmann 31762232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(t2d); 31862232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_xfer_toh_2d(t2d.resource_id); 31962232bf4SGerd Hoffmann 32062232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, t2d.resource_id); 32162232bf4SGerd Hoffmann if (!res || !res->iov) { 32262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 32362232bf4SGerd Hoffmann __func__, t2d.resource_id); 32462232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 32562232bf4SGerd Hoffmann return; 32662232bf4SGerd Hoffmann } 32762232bf4SGerd Hoffmann 32862232bf4SGerd Hoffmann if (t2d.r.x > res->width || 32962232bf4SGerd Hoffmann t2d.r.y > res->height || 33062232bf4SGerd Hoffmann t2d.r.width > res->width || 33162232bf4SGerd Hoffmann t2d.r.height > res->height || 33262232bf4SGerd Hoffmann t2d.r.x + t2d.r.width > res->width || 33362232bf4SGerd Hoffmann t2d.r.y + t2d.r.height > res->height) { 33462232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: transfer bounds outside resource" 33562232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 33662232bf4SGerd Hoffmann __func__, t2d.resource_id, t2d.r.x, t2d.r.y, 33762232bf4SGerd Hoffmann t2d.r.width, t2d.r.height, res->width, res->height); 33862232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 33962232bf4SGerd Hoffmann return; 34062232bf4SGerd Hoffmann } 34162232bf4SGerd Hoffmann 34262232bf4SGerd Hoffmann format = pixman_image_get_format(res->image); 34362232bf4SGerd Hoffmann bpp = (PIXMAN_FORMAT_BPP(format) + 7) / 8; 34462232bf4SGerd Hoffmann stride = pixman_image_get_stride(res->image); 34562232bf4SGerd Hoffmann 34662232bf4SGerd Hoffmann if (t2d.offset || t2d.r.x || t2d.r.y || 34762232bf4SGerd Hoffmann t2d.r.width != pixman_image_get_width(res->image)) { 34862232bf4SGerd Hoffmann void *img_data = pixman_image_get_data(res->image); 34962232bf4SGerd Hoffmann for (h = 0; h < t2d.r.height; h++) { 35062232bf4SGerd Hoffmann src_offset = t2d.offset + stride * h; 35162232bf4SGerd Hoffmann dst_offset = (t2d.r.y + h) * stride + (t2d.r.x * bpp); 35262232bf4SGerd Hoffmann 35362232bf4SGerd Hoffmann iov_to_buf(res->iov, res->iov_cnt, src_offset, 35462232bf4SGerd Hoffmann (uint8_t *)img_data 35562232bf4SGerd Hoffmann + dst_offset, t2d.r.width * bpp); 35662232bf4SGerd Hoffmann } 35762232bf4SGerd Hoffmann } else { 35862232bf4SGerd Hoffmann iov_to_buf(res->iov, res->iov_cnt, 0, 35962232bf4SGerd Hoffmann pixman_image_get_data(res->image), 36062232bf4SGerd Hoffmann pixman_image_get_stride(res->image) 36162232bf4SGerd Hoffmann * pixman_image_get_height(res->image)); 36262232bf4SGerd Hoffmann } 36362232bf4SGerd Hoffmann } 36462232bf4SGerd Hoffmann 36562232bf4SGerd Hoffmann static void virtio_gpu_resource_flush(VirtIOGPU *g, 36662232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 36762232bf4SGerd Hoffmann { 36862232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 36962232bf4SGerd Hoffmann struct virtio_gpu_resource_flush rf; 37062232bf4SGerd Hoffmann pixman_region16_t flush_region; 37162232bf4SGerd Hoffmann int i; 37262232bf4SGerd Hoffmann 37362232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(rf); 37462232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_flush(rf.resource_id, 37562232bf4SGerd Hoffmann rf.r.width, rf.r.height, rf.r.x, rf.r.y); 37662232bf4SGerd Hoffmann 37762232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, rf.resource_id); 37862232bf4SGerd Hoffmann if (!res) { 37962232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 38062232bf4SGerd Hoffmann __func__, rf.resource_id); 38162232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 38262232bf4SGerd Hoffmann return; 38362232bf4SGerd Hoffmann } 38462232bf4SGerd Hoffmann 38562232bf4SGerd Hoffmann if (rf.r.x > res->width || 38662232bf4SGerd Hoffmann rf.r.y > res->height || 38762232bf4SGerd Hoffmann rf.r.width > res->width || 38862232bf4SGerd Hoffmann rf.r.height > res->height || 38962232bf4SGerd Hoffmann rf.r.x + rf.r.width > res->width || 39062232bf4SGerd Hoffmann rf.r.y + rf.r.height > res->height) { 39162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: flush bounds outside resource" 39262232bf4SGerd Hoffmann " bounds for resource %d: %d %d %d %d vs %d %d\n", 39362232bf4SGerd Hoffmann __func__, rf.resource_id, rf.r.x, rf.r.y, 39462232bf4SGerd Hoffmann rf.r.width, rf.r.height, res->width, res->height); 39562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 39662232bf4SGerd Hoffmann return; 39762232bf4SGerd Hoffmann } 39862232bf4SGerd Hoffmann 39962232bf4SGerd Hoffmann pixman_region_init_rect(&flush_region, 40062232bf4SGerd Hoffmann rf.r.x, rf.r.y, rf.r.width, rf.r.height); 40162232bf4SGerd Hoffmann for (i = 0; i < VIRTIO_GPU_MAX_SCANOUT; i++) { 40262232bf4SGerd Hoffmann struct virtio_gpu_scanout *scanout; 40362232bf4SGerd Hoffmann pixman_region16_t region, finalregion; 40462232bf4SGerd Hoffmann pixman_box16_t *extents; 40562232bf4SGerd Hoffmann 40662232bf4SGerd Hoffmann if (!(res->scanout_bitmask & (1 << i))) { 40762232bf4SGerd Hoffmann continue; 40862232bf4SGerd Hoffmann } 40962232bf4SGerd Hoffmann scanout = &g->scanout[i]; 41062232bf4SGerd Hoffmann 41162232bf4SGerd Hoffmann pixman_region_init(&finalregion); 41262232bf4SGerd Hoffmann pixman_region_init_rect(®ion, scanout->x, scanout->y, 41362232bf4SGerd Hoffmann scanout->width, scanout->height); 41462232bf4SGerd Hoffmann 41562232bf4SGerd Hoffmann pixman_region_intersect(&finalregion, &flush_region, ®ion); 41662232bf4SGerd Hoffmann pixman_region_translate(&finalregion, -scanout->x, -scanout->y); 41762232bf4SGerd Hoffmann extents = pixman_region_extents(&finalregion); 41862232bf4SGerd Hoffmann /* work out the area we need to update for each console */ 41962232bf4SGerd Hoffmann dpy_gfx_update(g->scanout[i].con, 42062232bf4SGerd Hoffmann extents->x1, extents->y1, 42162232bf4SGerd Hoffmann extents->x2 - extents->x1, 42262232bf4SGerd Hoffmann extents->y2 - extents->y1); 42362232bf4SGerd Hoffmann 42462232bf4SGerd Hoffmann pixman_region_fini(®ion); 42562232bf4SGerd Hoffmann pixman_region_fini(&finalregion); 42662232bf4SGerd Hoffmann } 42762232bf4SGerd Hoffmann pixman_region_fini(&flush_region); 42862232bf4SGerd Hoffmann } 42962232bf4SGerd Hoffmann 43062232bf4SGerd Hoffmann static void virtio_gpu_set_scanout(VirtIOGPU *g, 43162232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 43262232bf4SGerd Hoffmann { 43362232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 43462232bf4SGerd Hoffmann struct virtio_gpu_scanout *scanout; 43562232bf4SGerd Hoffmann pixman_format_code_t format; 43662232bf4SGerd Hoffmann uint32_t offset; 43762232bf4SGerd Hoffmann int bpp; 43862232bf4SGerd Hoffmann struct virtio_gpu_set_scanout ss; 43962232bf4SGerd Hoffmann 44062232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ss); 44162232bf4SGerd Hoffmann trace_virtio_gpu_cmd_set_scanout(ss.scanout_id, ss.resource_id, 44262232bf4SGerd Hoffmann ss.r.width, ss.r.height, ss.r.x, ss.r.y); 44362232bf4SGerd Hoffmann 44462232bf4SGerd Hoffmann g->enable = 1; 44562232bf4SGerd Hoffmann if (ss.resource_id == 0) { 44662232bf4SGerd Hoffmann scanout = &g->scanout[ss.scanout_id]; 44762232bf4SGerd Hoffmann if (scanout->resource_id) { 44862232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, scanout->resource_id); 44962232bf4SGerd Hoffmann if (res) { 45062232bf4SGerd Hoffmann res->scanout_bitmask &= ~(1 << ss.scanout_id); 45162232bf4SGerd Hoffmann } 45262232bf4SGerd Hoffmann } 45362232bf4SGerd Hoffmann if (ss.scanout_id == 0 || 45462232bf4SGerd Hoffmann ss.scanout_id >= g->conf.max_outputs) { 45562232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 45662232bf4SGerd Hoffmann "%s: illegal scanout id specified %d", 45762232bf4SGerd Hoffmann __func__, ss.scanout_id); 45862232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 45962232bf4SGerd Hoffmann return; 46062232bf4SGerd Hoffmann } 46162232bf4SGerd Hoffmann dpy_gfx_replace_surface(g->scanout[ss.scanout_id].con, NULL); 46262232bf4SGerd Hoffmann scanout->ds = NULL; 46362232bf4SGerd Hoffmann scanout->width = 0; 46462232bf4SGerd Hoffmann scanout->height = 0; 46562232bf4SGerd Hoffmann return; 46662232bf4SGerd Hoffmann } 46762232bf4SGerd Hoffmann 46862232bf4SGerd Hoffmann /* create a surface for this scanout */ 46962232bf4SGerd Hoffmann if (ss.scanout_id >= VIRTIO_GPU_MAX_SCANOUT || 47062232bf4SGerd Hoffmann ss.scanout_id >= g->conf.max_outputs) { 47162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout id specified %d", 47262232bf4SGerd Hoffmann __func__, ss.scanout_id); 47362232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_SCANOUT_ID; 47462232bf4SGerd Hoffmann return; 47562232bf4SGerd Hoffmann } 47662232bf4SGerd Hoffmann 47762232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, ss.resource_id); 47862232bf4SGerd Hoffmann if (!res) { 47962232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 48062232bf4SGerd Hoffmann __func__, ss.resource_id); 48162232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 48262232bf4SGerd Hoffmann return; 48362232bf4SGerd Hoffmann } 48462232bf4SGerd Hoffmann 48562232bf4SGerd Hoffmann if (ss.r.x > res->width || 48662232bf4SGerd Hoffmann ss.r.y > res->height || 48762232bf4SGerd Hoffmann ss.r.width > res->width || 48862232bf4SGerd Hoffmann ss.r.height > res->height || 48962232bf4SGerd Hoffmann ss.r.x + ss.r.width > res->width || 49062232bf4SGerd Hoffmann ss.r.y + ss.r.height > res->height) { 49162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal scanout %d bounds for" 49262232bf4SGerd Hoffmann " resource %d, (%d,%d)+%d,%d vs %d %d\n", 49362232bf4SGerd Hoffmann __func__, ss.scanout_id, ss.resource_id, ss.r.x, ss.r.y, 49462232bf4SGerd Hoffmann ss.r.width, ss.r.height, res->width, res->height); 49562232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER; 49662232bf4SGerd Hoffmann return; 49762232bf4SGerd Hoffmann } 49862232bf4SGerd Hoffmann 49962232bf4SGerd Hoffmann scanout = &g->scanout[ss.scanout_id]; 50062232bf4SGerd Hoffmann 50162232bf4SGerd Hoffmann format = pixman_image_get_format(res->image); 50262232bf4SGerd Hoffmann bpp = (PIXMAN_FORMAT_BPP(format) + 7) / 8; 50362232bf4SGerd Hoffmann offset = (ss.r.x * bpp) + ss.r.y * pixman_image_get_stride(res->image); 50462232bf4SGerd Hoffmann if (!scanout->ds || surface_data(scanout->ds) 50562232bf4SGerd Hoffmann != ((uint8_t *)pixman_image_get_data(res->image) + offset) || 50662232bf4SGerd Hoffmann scanout->width != ss.r.width || 50762232bf4SGerd Hoffmann scanout->height != ss.r.height) { 50862232bf4SGerd Hoffmann /* realloc the surface ptr */ 50962232bf4SGerd Hoffmann scanout->ds = qemu_create_displaysurface_from 51062232bf4SGerd Hoffmann (ss.r.width, ss.r.height, format, 51162232bf4SGerd Hoffmann pixman_image_get_stride(res->image), 51262232bf4SGerd Hoffmann (uint8_t *)pixman_image_get_data(res->image) + offset); 51362232bf4SGerd Hoffmann if (!scanout->ds) { 51462232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 51562232bf4SGerd Hoffmann return; 51662232bf4SGerd Hoffmann } 51762232bf4SGerd Hoffmann dpy_gfx_replace_surface(g->scanout[ss.scanout_id].con, scanout->ds); 51862232bf4SGerd Hoffmann } 51962232bf4SGerd Hoffmann 52062232bf4SGerd Hoffmann res->scanout_bitmask |= (1 << ss.scanout_id); 52162232bf4SGerd Hoffmann scanout->resource_id = ss.resource_id; 52262232bf4SGerd Hoffmann scanout->x = ss.r.x; 52362232bf4SGerd Hoffmann scanout->y = ss.r.y; 52462232bf4SGerd Hoffmann scanout->width = ss.r.width; 52562232bf4SGerd Hoffmann scanout->height = ss.r.height; 52662232bf4SGerd Hoffmann } 52762232bf4SGerd Hoffmann 52862232bf4SGerd Hoffmann int virtio_gpu_create_mapping_iov(struct virtio_gpu_resource_attach_backing *ab, 52962232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd, 53062232bf4SGerd Hoffmann struct iovec **iov) 53162232bf4SGerd Hoffmann { 53262232bf4SGerd Hoffmann struct virtio_gpu_mem_entry *ents; 53362232bf4SGerd Hoffmann size_t esize, s; 53462232bf4SGerd Hoffmann int i; 53562232bf4SGerd Hoffmann 53662232bf4SGerd Hoffmann if (ab->nr_entries > 16384) { 53762232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 5382c84167bSGerd Hoffmann "%s: nr_entries is too big (%d > 16384)\n", 53962232bf4SGerd Hoffmann __func__, ab->nr_entries); 54062232bf4SGerd Hoffmann return -1; 54162232bf4SGerd Hoffmann } 54262232bf4SGerd Hoffmann 54362232bf4SGerd Hoffmann esize = sizeof(*ents) * ab->nr_entries; 54462232bf4SGerd Hoffmann ents = g_malloc(esize); 54562232bf4SGerd Hoffmann s = iov_to_buf(cmd->elem.out_sg, cmd->elem.out_num, 54662232bf4SGerd Hoffmann sizeof(*ab), ents, esize); 54762232bf4SGerd Hoffmann if (s != esize) { 54862232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 54962232bf4SGerd Hoffmann "%s: command data size incorrect %zu vs %zu\n", 55062232bf4SGerd Hoffmann __func__, s, esize); 55162232bf4SGerd Hoffmann g_free(ents); 55262232bf4SGerd Hoffmann return -1; 55362232bf4SGerd Hoffmann } 55462232bf4SGerd Hoffmann 55562232bf4SGerd Hoffmann *iov = g_malloc0(sizeof(struct iovec) * ab->nr_entries); 55662232bf4SGerd Hoffmann for (i = 0; i < ab->nr_entries; i++) { 55762232bf4SGerd Hoffmann hwaddr len = ents[i].length; 55862232bf4SGerd Hoffmann (*iov)[i].iov_len = ents[i].length; 55962232bf4SGerd Hoffmann (*iov)[i].iov_base = cpu_physical_memory_map(ents[i].addr, &len, 1); 56062232bf4SGerd Hoffmann if (!(*iov)[i].iov_base || len != ents[i].length) { 56162232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: failed to map MMIO memory for" 56262232bf4SGerd Hoffmann " resource %d element %d\n", 56362232bf4SGerd Hoffmann __func__, ab->resource_id, i); 56462232bf4SGerd Hoffmann virtio_gpu_cleanup_mapping_iov(*iov, i); 56562232bf4SGerd Hoffmann g_free(ents); 56662232bf4SGerd Hoffmann *iov = NULL; 56762232bf4SGerd Hoffmann return -1; 56862232bf4SGerd Hoffmann } 56962232bf4SGerd Hoffmann } 57062232bf4SGerd Hoffmann g_free(ents); 57162232bf4SGerd Hoffmann return 0; 57262232bf4SGerd Hoffmann } 57362232bf4SGerd Hoffmann 57462232bf4SGerd Hoffmann void virtio_gpu_cleanup_mapping_iov(struct iovec *iov, uint32_t count) 57562232bf4SGerd Hoffmann { 57662232bf4SGerd Hoffmann int i; 57762232bf4SGerd Hoffmann 57862232bf4SGerd Hoffmann for (i = 0; i < count; i++) { 57962232bf4SGerd Hoffmann cpu_physical_memory_unmap(iov[i].iov_base, iov[i].iov_len, 1, 58062232bf4SGerd Hoffmann iov[i].iov_len); 58162232bf4SGerd Hoffmann } 5827f3be0f2SGerd Hoffmann g_free(iov); 58362232bf4SGerd Hoffmann } 58462232bf4SGerd Hoffmann 58562232bf4SGerd Hoffmann static void virtio_gpu_cleanup_mapping(struct virtio_gpu_simple_resource *res) 58662232bf4SGerd Hoffmann { 58762232bf4SGerd Hoffmann virtio_gpu_cleanup_mapping_iov(res->iov, res->iov_cnt); 58862232bf4SGerd Hoffmann res->iov = NULL; 58962232bf4SGerd Hoffmann res->iov_cnt = 0; 59062232bf4SGerd Hoffmann } 59162232bf4SGerd Hoffmann 59262232bf4SGerd Hoffmann static void 59362232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(VirtIOGPU *g, 59462232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 59562232bf4SGerd Hoffmann { 59662232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 59762232bf4SGerd Hoffmann struct virtio_gpu_resource_attach_backing ab; 59862232bf4SGerd Hoffmann int ret; 59962232bf4SGerd Hoffmann 60062232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(ab); 60162232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_attach(ab.resource_id); 60262232bf4SGerd Hoffmann 60362232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, ab.resource_id); 60462232bf4SGerd Hoffmann if (!res) { 60562232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 60662232bf4SGerd Hoffmann __func__, ab.resource_id); 60762232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 60862232bf4SGerd Hoffmann return; 60962232bf4SGerd Hoffmann } 61062232bf4SGerd Hoffmann 61162232bf4SGerd Hoffmann ret = virtio_gpu_create_mapping_iov(&ab, cmd, &res->iov); 61262232bf4SGerd Hoffmann if (ret != 0) { 61362232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 61462232bf4SGerd Hoffmann return; 61562232bf4SGerd Hoffmann } 61662232bf4SGerd Hoffmann 61762232bf4SGerd Hoffmann res->iov_cnt = ab.nr_entries; 61862232bf4SGerd Hoffmann } 61962232bf4SGerd Hoffmann 62062232bf4SGerd Hoffmann static void 62162232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(VirtIOGPU *g, 62262232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 62362232bf4SGerd Hoffmann { 62462232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res; 62562232bf4SGerd Hoffmann struct virtio_gpu_resource_detach_backing detach; 62662232bf4SGerd Hoffmann 62762232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(detach); 62862232bf4SGerd Hoffmann trace_virtio_gpu_cmd_res_back_detach(detach.resource_id); 62962232bf4SGerd Hoffmann 63062232bf4SGerd Hoffmann res = virtio_gpu_find_resource(g, detach.resource_id); 63162232bf4SGerd Hoffmann if (!res || !res->iov) { 63262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, "%s: illegal resource specified %d\n", 63362232bf4SGerd Hoffmann __func__, detach.resource_id); 63462232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID; 63562232bf4SGerd Hoffmann return; 63662232bf4SGerd Hoffmann } 63762232bf4SGerd Hoffmann virtio_gpu_cleanup_mapping(res); 63862232bf4SGerd Hoffmann } 63962232bf4SGerd Hoffmann 64062232bf4SGerd Hoffmann static void virtio_gpu_simple_process_cmd(VirtIOGPU *g, 64162232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd) 64262232bf4SGerd Hoffmann { 64362232bf4SGerd Hoffmann VIRTIO_GPU_FILL_CMD(cmd->cmd_hdr); 64462232bf4SGerd Hoffmann 64562232bf4SGerd Hoffmann switch (cmd->cmd_hdr.type) { 64662232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_GET_DISPLAY_INFO: 64762232bf4SGerd Hoffmann virtio_gpu_get_display_info(g, cmd); 64862232bf4SGerd Hoffmann break; 64962232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_CREATE_2D: 65062232bf4SGerd Hoffmann virtio_gpu_resource_create_2d(g, cmd); 65162232bf4SGerd Hoffmann break; 65262232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_UNREF: 65362232bf4SGerd Hoffmann virtio_gpu_resource_unref(g, cmd); 65462232bf4SGerd Hoffmann break; 65562232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_FLUSH: 65662232bf4SGerd Hoffmann virtio_gpu_resource_flush(g, cmd); 65762232bf4SGerd Hoffmann break; 65862232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_TRANSFER_TO_HOST_2D: 65962232bf4SGerd Hoffmann virtio_gpu_transfer_to_host_2d(g, cmd); 66062232bf4SGerd Hoffmann break; 66162232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_SET_SCANOUT: 66262232bf4SGerd Hoffmann virtio_gpu_set_scanout(g, cmd); 66362232bf4SGerd Hoffmann break; 66462232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING: 66562232bf4SGerd Hoffmann virtio_gpu_resource_attach_backing(g, cmd); 66662232bf4SGerd Hoffmann break; 66762232bf4SGerd Hoffmann case VIRTIO_GPU_CMD_RESOURCE_DETACH_BACKING: 66862232bf4SGerd Hoffmann virtio_gpu_resource_detach_backing(g, cmd); 66962232bf4SGerd Hoffmann break; 67062232bf4SGerd Hoffmann default: 67162232bf4SGerd Hoffmann cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; 67262232bf4SGerd Hoffmann break; 67362232bf4SGerd Hoffmann } 67462232bf4SGerd Hoffmann if (!cmd->finished) { 67562232bf4SGerd Hoffmann virtio_gpu_ctrl_response_nodata(g, cmd, cmd->error ? cmd->error : 67662232bf4SGerd Hoffmann VIRTIO_GPU_RESP_OK_NODATA); 67762232bf4SGerd Hoffmann } 67862232bf4SGerd Hoffmann } 67962232bf4SGerd Hoffmann 68062232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl_cb(VirtIODevice *vdev, VirtQueue *vq) 68162232bf4SGerd Hoffmann { 68262232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 68362232bf4SGerd Hoffmann qemu_bh_schedule(g->ctrl_bh); 68462232bf4SGerd Hoffmann } 68562232bf4SGerd Hoffmann 68662232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor_cb(VirtIODevice *vdev, VirtQueue *vq) 68762232bf4SGerd Hoffmann { 68862232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 68962232bf4SGerd Hoffmann qemu_bh_schedule(g->cursor_bh); 69062232bf4SGerd Hoffmann } 69162232bf4SGerd Hoffmann 69262232bf4SGerd Hoffmann static void virtio_gpu_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq) 69362232bf4SGerd Hoffmann { 69462232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 69562232bf4SGerd Hoffmann struct virtio_gpu_ctrl_command *cmd; 69662232bf4SGerd Hoffmann 69762232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 69862232bf4SGerd Hoffmann return; 69962232bf4SGerd Hoffmann } 70062232bf4SGerd Hoffmann 70162232bf4SGerd Hoffmann cmd = g_new(struct virtio_gpu_ctrl_command, 1); 70262232bf4SGerd Hoffmann while (virtqueue_pop(vq, &cmd->elem)) { 70362232bf4SGerd Hoffmann cmd->vq = vq; 70462232bf4SGerd Hoffmann cmd->error = 0; 70562232bf4SGerd Hoffmann cmd->finished = false; 70662232bf4SGerd Hoffmann g->stats.requests++; 70762232bf4SGerd Hoffmann 70862232bf4SGerd Hoffmann virtio_gpu_simple_process_cmd(g, cmd); 70962232bf4SGerd Hoffmann if (!cmd->finished) { 71062232bf4SGerd Hoffmann QTAILQ_INSERT_TAIL(&g->fenceq, cmd, next); 71162232bf4SGerd Hoffmann g->stats.inflight++; 71262232bf4SGerd Hoffmann if (g->stats.max_inflight < g->stats.inflight) { 71362232bf4SGerd Hoffmann g->stats.max_inflight = g->stats.inflight; 71462232bf4SGerd Hoffmann } 71562232bf4SGerd Hoffmann fprintf(stderr, "inflight: %3d (+)\r", g->stats.inflight); 71662232bf4SGerd Hoffmann cmd = g_new(struct virtio_gpu_ctrl_command, 1); 71762232bf4SGerd Hoffmann } 71862232bf4SGerd Hoffmann } 71962232bf4SGerd Hoffmann g_free(cmd); 72062232bf4SGerd Hoffmann } 72162232bf4SGerd Hoffmann 72262232bf4SGerd Hoffmann static void virtio_gpu_ctrl_bh(void *opaque) 72362232bf4SGerd Hoffmann { 72462232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 72562232bf4SGerd Hoffmann virtio_gpu_handle_ctrl(&g->parent_obj, g->ctrl_vq); 72662232bf4SGerd Hoffmann } 72762232bf4SGerd Hoffmann 72862232bf4SGerd Hoffmann static void virtio_gpu_handle_cursor(VirtIODevice *vdev, VirtQueue *vq) 72962232bf4SGerd Hoffmann { 73062232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 73162232bf4SGerd Hoffmann VirtQueueElement elem; 73262232bf4SGerd Hoffmann size_t s; 73362232bf4SGerd Hoffmann struct virtio_gpu_update_cursor cursor_info; 73462232bf4SGerd Hoffmann 73562232bf4SGerd Hoffmann if (!virtio_queue_ready(vq)) { 73662232bf4SGerd Hoffmann return; 73762232bf4SGerd Hoffmann } 73862232bf4SGerd Hoffmann while (virtqueue_pop(vq, &elem)) { 73962232bf4SGerd Hoffmann s = iov_to_buf(elem.out_sg, elem.out_num, 0, 74062232bf4SGerd Hoffmann &cursor_info, sizeof(cursor_info)); 74162232bf4SGerd Hoffmann if (s != sizeof(cursor_info)) { 74262232bf4SGerd Hoffmann qemu_log_mask(LOG_GUEST_ERROR, 74362232bf4SGerd Hoffmann "%s: cursor size incorrect %zu vs %zu\n", 74462232bf4SGerd Hoffmann __func__, s, sizeof(cursor_info)); 74562232bf4SGerd Hoffmann } else { 74662232bf4SGerd Hoffmann update_cursor(g, &cursor_info); 74762232bf4SGerd Hoffmann } 74862232bf4SGerd Hoffmann virtqueue_push(vq, &elem, 0); 74962232bf4SGerd Hoffmann virtio_notify(vdev, vq); 75062232bf4SGerd Hoffmann } 75162232bf4SGerd Hoffmann } 75262232bf4SGerd Hoffmann 75362232bf4SGerd Hoffmann static void virtio_gpu_cursor_bh(void *opaque) 75462232bf4SGerd Hoffmann { 75562232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 75662232bf4SGerd Hoffmann virtio_gpu_handle_cursor(&g->parent_obj, g->cursor_vq); 75762232bf4SGerd Hoffmann } 75862232bf4SGerd Hoffmann 75962232bf4SGerd Hoffmann static void virtio_gpu_invalidate_display(void *opaque) 76062232bf4SGerd Hoffmann { 76162232bf4SGerd Hoffmann } 76262232bf4SGerd Hoffmann 76362232bf4SGerd Hoffmann static void virtio_gpu_update_display(void *opaque) 76462232bf4SGerd Hoffmann { 76562232bf4SGerd Hoffmann } 76662232bf4SGerd Hoffmann 76762232bf4SGerd Hoffmann static void virtio_gpu_text_update(void *opaque, console_ch_t *chardata) 76862232bf4SGerd Hoffmann { 76962232bf4SGerd Hoffmann } 77062232bf4SGerd Hoffmann 77162232bf4SGerd Hoffmann static int virtio_gpu_ui_info(void *opaque, uint32_t idx, QemuUIInfo *info) 77262232bf4SGerd Hoffmann { 77362232bf4SGerd Hoffmann VirtIOGPU *g = opaque; 77462232bf4SGerd Hoffmann 77562232bf4SGerd Hoffmann if (idx > g->conf.max_outputs) { 77662232bf4SGerd Hoffmann return -1; 77762232bf4SGerd Hoffmann } 77862232bf4SGerd Hoffmann 77962232bf4SGerd Hoffmann g->req_state[idx].x = info->xoff; 78062232bf4SGerd Hoffmann g->req_state[idx].y = info->yoff; 78162232bf4SGerd Hoffmann g->req_state[idx].width = info->width; 78262232bf4SGerd Hoffmann g->req_state[idx].height = info->height; 78362232bf4SGerd Hoffmann 78462232bf4SGerd Hoffmann if (info->width && info->height) { 78562232bf4SGerd Hoffmann g->enabled_output_bitmask |= (1 << idx); 78662232bf4SGerd Hoffmann } else { 78762232bf4SGerd Hoffmann g->enabled_output_bitmask &= ~(1 << idx); 78862232bf4SGerd Hoffmann } 78962232bf4SGerd Hoffmann 79062232bf4SGerd Hoffmann /* send event to guest */ 79162232bf4SGerd Hoffmann virtio_gpu_notify_event(g, VIRTIO_GPU_EVENT_DISPLAY); 79262232bf4SGerd Hoffmann return 0; 79362232bf4SGerd Hoffmann } 79462232bf4SGerd Hoffmann 79562232bf4SGerd Hoffmann const GraphicHwOps virtio_gpu_ops = { 79662232bf4SGerd Hoffmann .invalidate = virtio_gpu_invalidate_display, 79762232bf4SGerd Hoffmann .gfx_update = virtio_gpu_update_display, 79862232bf4SGerd Hoffmann .text_update = virtio_gpu_text_update, 79962232bf4SGerd Hoffmann .ui_info = virtio_gpu_ui_info, 80062232bf4SGerd Hoffmann }; 80162232bf4SGerd Hoffmann 80262232bf4SGerd Hoffmann static void virtio_gpu_device_realize(DeviceState *qdev, Error **errp) 80362232bf4SGerd Hoffmann { 80462232bf4SGerd Hoffmann VirtIODevice *vdev = VIRTIO_DEVICE(qdev); 80562232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(qdev); 80662232bf4SGerd Hoffmann int i; 80762232bf4SGerd Hoffmann 80862232bf4SGerd Hoffmann g->config_size = sizeof(struct virtio_gpu_config); 80962232bf4SGerd Hoffmann g->virtio_config.num_scanouts = g->conf.max_outputs; 81062232bf4SGerd Hoffmann virtio_init(VIRTIO_DEVICE(g), "virtio-gpu", VIRTIO_ID_GPU, 81162232bf4SGerd Hoffmann g->config_size); 81262232bf4SGerd Hoffmann 81362232bf4SGerd Hoffmann g->req_state[0].width = 1024; 81462232bf4SGerd Hoffmann g->req_state[0].height = 768; 81562232bf4SGerd Hoffmann 81662232bf4SGerd Hoffmann g->ctrl_vq = virtio_add_queue(vdev, 64, virtio_gpu_handle_ctrl_cb); 81762232bf4SGerd Hoffmann g->cursor_vq = virtio_add_queue(vdev, 16, virtio_gpu_handle_cursor_cb); 81862232bf4SGerd Hoffmann 81962232bf4SGerd Hoffmann g->ctrl_bh = qemu_bh_new(virtio_gpu_ctrl_bh, g); 82062232bf4SGerd Hoffmann g->cursor_bh = qemu_bh_new(virtio_gpu_cursor_bh, g); 82162232bf4SGerd Hoffmann QTAILQ_INIT(&g->reslist); 82262232bf4SGerd Hoffmann QTAILQ_INIT(&g->fenceq); 82362232bf4SGerd Hoffmann 82462232bf4SGerd Hoffmann g->enabled_output_bitmask = 1; 82562232bf4SGerd Hoffmann g->qdev = qdev; 82662232bf4SGerd Hoffmann 82762232bf4SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 82862232bf4SGerd Hoffmann g->scanout[i].con = 82962232bf4SGerd Hoffmann graphic_console_init(DEVICE(g), i, &virtio_gpu_ops, g); 83062232bf4SGerd Hoffmann if (i > 0) { 83162232bf4SGerd Hoffmann dpy_gfx_replace_surface(g->scanout[i].con, NULL); 83262232bf4SGerd Hoffmann } 83362232bf4SGerd Hoffmann } 83462232bf4SGerd Hoffmann } 83562232bf4SGerd Hoffmann 83662232bf4SGerd Hoffmann static void virtio_gpu_instance_init(Object *obj) 83762232bf4SGerd Hoffmann { 83862232bf4SGerd Hoffmann } 83962232bf4SGerd Hoffmann 84062232bf4SGerd Hoffmann static void virtio_gpu_reset(VirtIODevice *vdev) 84162232bf4SGerd Hoffmann { 84262232bf4SGerd Hoffmann VirtIOGPU *g = VIRTIO_GPU(vdev); 84362232bf4SGerd Hoffmann struct virtio_gpu_simple_resource *res, *tmp; 84462232bf4SGerd Hoffmann int i; 84562232bf4SGerd Hoffmann 84662232bf4SGerd Hoffmann g->enable = 0; 84762232bf4SGerd Hoffmann 84862232bf4SGerd Hoffmann QTAILQ_FOREACH_SAFE(res, &g->reslist, next, tmp) { 84962232bf4SGerd Hoffmann virtio_gpu_resource_destroy(g, res); 85062232bf4SGerd Hoffmann } 85162232bf4SGerd Hoffmann for (i = 0; i < g->conf.max_outputs; i++) { 85262232bf4SGerd Hoffmann #if 0 85362232bf4SGerd Hoffmann g->req_state[i].x = 0; 85462232bf4SGerd Hoffmann g->req_state[i].y = 0; 85562232bf4SGerd Hoffmann if (i == 0) { 85662232bf4SGerd Hoffmann g->req_state[0].width = 1024; 85762232bf4SGerd Hoffmann g->req_state[0].height = 768; 85862232bf4SGerd Hoffmann } else { 85962232bf4SGerd Hoffmann g->req_state[i].width = 0; 86062232bf4SGerd Hoffmann g->req_state[i].height = 0; 86162232bf4SGerd Hoffmann } 86262232bf4SGerd Hoffmann #endif 86362232bf4SGerd Hoffmann g->scanout[i].resource_id = 0; 86462232bf4SGerd Hoffmann g->scanout[i].width = 0; 86562232bf4SGerd Hoffmann g->scanout[i].height = 0; 86662232bf4SGerd Hoffmann g->scanout[i].x = 0; 86762232bf4SGerd Hoffmann g->scanout[i].y = 0; 86862232bf4SGerd Hoffmann g->scanout[i].ds = NULL; 86962232bf4SGerd Hoffmann } 87062232bf4SGerd Hoffmann g->enabled_output_bitmask = 1; 87162232bf4SGerd Hoffmann } 87262232bf4SGerd Hoffmann 87362232bf4SGerd Hoffmann static Property virtio_gpu_properties[] = { 874b3409a31SGerd Hoffmann DEFINE_PROP_UINT32("max_outputs", VirtIOGPU, conf.max_outputs, 1), 87562232bf4SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 87662232bf4SGerd Hoffmann }; 87762232bf4SGerd Hoffmann 87862232bf4SGerd Hoffmann static void virtio_gpu_class_init(ObjectClass *klass, void *data) 87962232bf4SGerd Hoffmann { 88062232bf4SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 88162232bf4SGerd Hoffmann VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass); 88262232bf4SGerd Hoffmann 88362232bf4SGerd Hoffmann vdc->realize = virtio_gpu_device_realize; 88462232bf4SGerd Hoffmann vdc->get_config = virtio_gpu_get_config; 88562232bf4SGerd Hoffmann vdc->set_config = virtio_gpu_set_config; 88662232bf4SGerd Hoffmann vdc->get_features = virtio_gpu_get_features; 88762232bf4SGerd Hoffmann 88862232bf4SGerd Hoffmann vdc->reset = virtio_gpu_reset; 88962232bf4SGerd Hoffmann 89062232bf4SGerd Hoffmann dc->props = virtio_gpu_properties; 89162232bf4SGerd Hoffmann } 89262232bf4SGerd Hoffmann 89362232bf4SGerd Hoffmann static const TypeInfo virtio_gpu_info = { 89462232bf4SGerd Hoffmann .name = TYPE_VIRTIO_GPU, 89562232bf4SGerd Hoffmann .parent = TYPE_VIRTIO_DEVICE, 89662232bf4SGerd Hoffmann .instance_size = sizeof(VirtIOGPU), 89762232bf4SGerd Hoffmann .instance_init = virtio_gpu_instance_init, 89862232bf4SGerd Hoffmann .class_init = virtio_gpu_class_init, 89962232bf4SGerd Hoffmann }; 90062232bf4SGerd Hoffmann 90162232bf4SGerd Hoffmann static void virtio_register_types(void) 90262232bf4SGerd Hoffmann { 90362232bf4SGerd Hoffmann type_register_static(&virtio_gpu_info); 90462232bf4SGerd Hoffmann } 90562232bf4SGerd Hoffmann 90662232bf4SGerd Hoffmann type_init(virtio_register_types) 90762232bf4SGerd Hoffmann 90862232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_ctrl_hdr) != 24); 90962232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_update_cursor) != 56); 91062232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_unref) != 32); 91162232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_create_2d) != 40); 91262232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_set_scanout) != 48); 91362232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_flush) != 48); 91462232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_transfer_to_host_2d) != 56); 91562232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_mem_entry) != 16); 91662232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_attach_backing) != 32); 91762232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resource_detach_backing) != 32); 91862232bf4SGerd Hoffmann QEMU_BUILD_BUG_ON(sizeof(struct virtio_gpu_resp_display_info) != 408); 919