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#1 2020-06-09 17:24:42

shmpwk
新しいメンバ
登録日: 2020-06-09

内蔵カメラが動作しない

Thinkpad T495sにUbuntu18.04を入れて,内蔵カメラを使おうとしました.

最初は使えていたのですが,他のUSBカメラを使っているうちにいつの間にか作動しなくなりました.
具体的には,zoomやskypeで内カメを使おうとしても,デバイスにアクセスできませんと表示されます.
lspciやlsusbでカメラを探してみましたが,見つかりませんでした.
もしかしたら,他のUSBカメラをいじっていた際に何か内部カメラの設定に関する重要なファイルを消してしまった可能性があるかもしれません.

ご教授頂けると幸いです.


```
$ lsusb
Bus 005 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 004 Device 006: ID 06cb:00bd Synaptics, Inc.
Bus 004 Device 005: ID 04f3:2884 Elan Microelectronics Corp.
Bus 004 Device 004: ID 13d3:56bc IMC Networks
Bus 004 Device 003: ID 05e3:0610 Genesys Logic, Inc. 4-port hub
Bus 004 Device 002: ID 8087:0025 Intel Corp.
Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 002 Device 002: ID 0458:003a KYE Systems Corp. (Mouse Systems) NetScroll+ Mini Traveler / Genius NetScroll 120
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
```

```
$ lspci
00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 15d0
00:00.2 IOMMU: Advanced Micro Devices, Inc. [AMD] Device 15d1
00:01.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
00:01.2 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 15d3
00:01.3 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 15d3
00:01.4 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 15d3
00:01.5 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 15d3
00:01.7 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 15d3
00:08.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe Dummy Host Bridge
00:08.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Device 15db
00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller (rev 61)
00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge (rev 51)
00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 15e8
00:18.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 15e9
00:18.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 15ea
00:18.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 15eb
00:18.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 15ec
00:18.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 15ed
00:18.6 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 15ee
00:18.7 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 15ef
01:00.0 Network controller: Intel Corporation Wireless-AC 9260 (rev 29)
02:00.0 Non-Volatile memory controller: Samsung Electronics Co Ltd NVMe SSD Controller SM981/PM981
03:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 0e)
03:00.1 Serial controller: Realtek Semiconductor Co., Ltd. Device 816a (rev 0e)
03:00.2 Serial controller: Realtek Semiconductor Co., Ltd. Device 816b (rev 0e)
03:00.3 IPMI Interface: Realtek Semiconductor Co., Ltd. Device 816c (rev 0e)
03:00.4 USB controller: Realtek Semiconductor Co., Ltd. Device 816d (rev 0e)
04:00.0 Wireless controller [0d40]: Intel Corporation Device 7360 (rev 01)
05:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS522A PCI Express Card Reader (rev 01)
06:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Picasso (rev d1)
06:00.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Device 15de
06:00.2 Encryption controller: Advanced Micro Devices, Inc. [AMD] Device 15df
06:00.3 USB controller: Advanced Micro Devices, Inc. [AMD] Device 15e0
06:00.4 USB controller: Advanced Micro Devices, Inc. [AMD] Device 15e1
06:00.5 Multimedia controller: Advanced Micro Devices, Inc. [AMD] Device 15e2
06:00.6 Audio device: Advanced Micro Devices, Inc. [AMD] Device 15e3

```

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