每次我尝试在 Ubuntu 18.04 上运行声音时，都会得到一个虚拟输出。驱动程序正在运行，但当我这样做时pacmd list-cards，我得到
index: 0 name: <alsa_card.pci-0000_01_00.1> driver: <module-alsa-card.c> owner module: 7 properties: alsa.card = "1" alsa.card_name = "HDA NVidia" alsa.long_card_name = "HDA NVidia at 0xad080000 irq 17" alsa.driver_name = "snd_hda_intel" device.bus_path = "pci-0000:01:00.1" sysfs.path = "/devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1" device.bus = "pci" device.vendor.id = "10de" device.vendor.name = "NVIDIA Corporation" device.product.id = "10f0" device.product.name = "GP104 High Definition Audio Controller" device.string = "1" device.description = "GP104 High Definition Audio Controller" module-udev-detect.discovered = "1" device.icon_name = "audio-card-pci" profiles: output:hdmi-stereo: Digital Stereo (HDMI) Output (priority 5400, available: no) output:hdmi-surround: Digital Surround 5.1 (HDMI) Output (priority 300, available: no) output:hdmi-surround71: Digital Surround 7.1 (HDMI) Output (priority 300, available: no) output:hdmi-stereo-extra1: Digital Stereo (HDMI 2) Output (priority 5200, available: no) output:hdmi-surround-extra1: Digital Surround 5.1 (HDMI 2) Output (priority 100, available: no) output:hdmi-surround71-extra1: Digital Surround 7.1 (HDMI 2) Output (priority 100, available: no) off: Off (priority 0, available: unknown) active profile: <off> ports: hdmi-output-0: HDMI / DisplayPort (priority 5900, latency offset 0 usec, available: no) properties: device.icon_name = "video-display" hdmi-output-1: HDMI / DisplayPort 2 (priority 5800, latency offset 0 usec, available: no) properties: device.icon_name = "video-display"
由于某种原因，它无法检测模拟输入或输出。Pulseaudio 似乎运行正常。有什么想法吗？