diff options
Diffstat (limited to 'hw/display/virtio-gpu-base.c')
| -rw-r--r-- | hw/display/virtio-gpu-base.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/hw/display/virtio-gpu-base.c b/hw/display/virtio-gpu-base.c index 9eb806b71f..7269477a1c 100644 --- a/hw/display/virtio-gpu-base.c +++ b/hw/display/virtio-gpu-base.c @@ -19,6 +19,7 @@ #include "qemu/error-report.h" #include "hw/display/edid.h" #include "trace.h" +#include "qapi/qapi-types-virtio.h" void virtio_gpu_base_reset(VirtIOGPUBase *g) @@ -56,6 +57,8 @@ void virtio_gpu_base_generate_edid(VirtIOGPUBase *g, int scanout, struct virtio_gpu_resp_edid *edid) { + size_t output_idx; + VirtIOGPUOutputList *node; qemu_edid_info info = { .width_mm = g->req_state[scanout].width_mm, .height_mm = g->req_state[scanout].height_mm, @@ -64,6 +67,14 @@ virtio_gpu_base_generate_edid(VirtIOGPUBase *g, int scanout, .refresh_rate = g->req_state[scanout].refresh_rate, }; + for (output_idx = 0, node = g->conf.outputs; + output_idx <= scanout && node; output_idx++, node = node->next) { + if (output_idx == scanout && node->value && node->value->name) { + info.name = node->value->name; + break; + } + } + edid->size = cpu_to_le32(sizeof(edid->edid)); qemu_edid_generate(edid->edid, sizeof(edid->edid), &info); } @@ -172,6 +183,8 @@ virtio_gpu_base_device_realize(DeviceState *qdev, VirtIOHandleOutput cursor_cb, Error **errp) { + size_t output_idx; + VirtIOGPUOutputList *node; VirtIODevice *vdev = VIRTIO_DEVICE(qdev); VirtIOGPUBase *g = VIRTIO_GPU_BASE(qdev); int i; @@ -181,6 +194,20 @@ virtio_gpu_base_device_realize(DeviceState *qdev, return false; } + for (output_idx = 0, node = g->conf.outputs; + node; output_idx++, node = node->next) { + if (output_idx == g->conf.max_outputs) { + error_setg(errp, "invalid outputs > %d", g->conf.max_outputs); + return false; + } + if (node->value && node->value->name && + strlen(node->value->name) > EDID_NAME_MAX_LENGTH) { + error_setg(errp, "invalid output name '%s' > %d", + node->value->name, EDID_NAME_MAX_LENGTH); + return false; + } + } + if (virtio_gpu_virgl_enabled(g->conf)) { error_setg(&g->migration_blocker, "virgl is not yet migratable"); if (migrate_add_blocker(&g->migration_blocker, errp) < 0) { |