diff options
Diffstat (limited to 'drivers/gpu/drm/virtio/virtgpu_kms.c')
| -rw-r--r-- | drivers/gpu/drm/virtio/virtgpu_kms.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_kms.c b/drivers/gpu/drm/virtio/virtgpu_kms.c index bf609dcae224..1072064a0db2 100644 --- a/drivers/gpu/drm/virtio/virtgpu_kms.c +++ b/drivers/gpu/drm/virtio/virtgpu_kms.c @@ -28,11 +28,6 @@ #include <drm/drmP.h> #include "virtgpu_drv.h" -static int virtio_gpu_fbdev = 1; - -MODULE_PARM_DESC(fbdev, "Disable/Enable framebuffer device & console"); -module_param_named(fbdev, virtio_gpu_fbdev, int, 0400); - static void virtio_gpu_config_changed_work_func(struct work_struct *work) { struct virtio_gpu_device *vgdev = @@ -44,6 +39,8 @@ static void virtio_gpu_config_changed_work_func(struct work_struct *work) virtio_cread(vgdev->vdev, struct virtio_gpu_config, events_read, &events_read); if (events_read & VIRTIO_GPU_EVENT_DISPLAY) { + if (vgdev->has_edid) + virtio_gpu_cmd_get_edids(vgdev); virtio_gpu_cmd_get_display_info(vgdev); drm_helper_hpd_irq_event(vgdev->ddev); events_clear |= VIRTIO_GPU_EVENT_DISPLAY; @@ -55,10 +52,11 @@ static void virtio_gpu_config_changed_work_func(struct work_struct *work) static int virtio_gpu_context_create(struct virtio_gpu_device *vgdev, uint32_t nlen, const char *name) { - int handle = ida_alloc_min(&vgdev->ctx_id_ida, 1, GFP_KERNEL); + int handle = ida_alloc(&vgdev->ctx_id_ida, GFP_KERNEL); if (handle < 0) return handle; + handle += 1; virtio_gpu_cmd_context_create(vgdev, handle, nlen, name); return handle; } @@ -67,7 +65,7 @@ static void virtio_gpu_context_destroy(struct virtio_gpu_device *vgdev, uint32_t ctx_id) { virtio_gpu_cmd_context_destroy(vgdev, ctx_id); - ida_free(&vgdev->ctx_id_ida, ctx_id); + ida_free(&vgdev->ctx_id_ida, ctx_id - 1); } static void virtio_gpu_init_vq(struct virtio_gpu_queue *vgvq, @@ -155,6 +153,10 @@ int virtio_gpu_driver_load(struct drm_device *dev, unsigned long flags) #else DRM_INFO("virgl 3d acceleration not supported by guest\n"); #endif + if (virtio_has_feature(vgdev->vdev, VIRTIO_GPU_F_EDID)) { + vgdev->has_edid = true; + DRM_INFO("EDID support available.\n"); + } ret = virtio_find_vqs(vgdev->vdev, 2, vqs, callbacks, names, NULL); if (ret) { @@ -200,12 +202,11 @@ int virtio_gpu_driver_load(struct drm_device *dev, unsigned long flags) if (num_capsets) virtio_gpu_get_capsets(vgdev, num_capsets); + if (vgdev->has_edid) + virtio_gpu_cmd_get_edids(vgdev); virtio_gpu_cmd_get_display_info(vgdev); wait_event_timeout(vgdev->resp_wq, !vgdev->display_info_pending, 5 * HZ); - if (virtio_gpu_fbdev) - virtio_gpu_fbdev_init(vgdev); - return 0; err_modeset: @@ -266,8 +267,10 @@ int virtio_gpu_driver_open(struct drm_device *dev, struct drm_file *file) get_task_comm(dbgname, current); id = virtio_gpu_context_create(vgdev, strlen(dbgname), dbgname); - if (id < 0) + if (id < 0) { + kfree(vfpriv); return id; + } vfpriv->ctx_id = id; file->driver_priv = vfpriv; |