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hw:lenovo_thinkpad_x200s [2021/05/02 11:38] – niziakhw:lenovo_thinkpad_x200s [2024/11/26 10:58] (current) – niziak
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 ===== WiFi ===== ===== WiFi =====
  
-''Intel Corporation Ultimate N WiFi Link 5300''+  * ''Intel Corporation Ultimate N WiFi Link 5300'' 
 +  * [[https://wiki.debian.org/iwlwifi|Debian WIKI: iwlwifi]] 
 + 
 +==== Issues: ==== 
 + 
 +Sometimes it stops TXing (on 5GHz band). 
 +<file conf /etc/sysctl.d/ecn.conf> 
 +net.ipv4.tcp_ecn=0 
 +</file> 
 +<code bash>systemctl restart systemd-sysctl</code> 
 + 
 + 
 +2nd workaround (disable power saving): 
 +<file rule /etc/udev/rules.d/81-wifi-powersave.rules> 
 +ACTION=="add", SUBSYSTEM=="net", KERNEL=="wl*", RUN+="/usr/bin/iw dev $name set power_save off" 
 +</file> 
 + 
 +<file conf /etc/modprobe.d/iwlwifi.conf> 
 +option iwlwifi power_save=0 
 +</file> 
 + 
 + 
 +===== GPU ===== 
 + 
 +High CPU usage during movie playback in web browser. 
 + 
 +i965 in GM45 chipset 
 + 
 +<code bash> 
 +sudo apt install vainfo 
 +vainfo 
 + 
 +vainfo: VA-API version: 1.10 (libva 2.10.0) 
 +vainfo: Driver version: Intel i965 driver for Intel(R) GM45 Express Chipset - 2.4.1 
 +vainfo: Supported profile and entrypoints 
 +      VAProfileMPEG2Simple            : VAEntrypointVLD 
 +      VAProfileMPEG2Main              : VAEntrypointVLD 
 +</code> 
 + 
 +<code bash> 
 +sudo apt install intel-gpu-tools 
 +sudo intel_gpu_top 
 +</code> 
 + 
 +{{:hw:pasted:20220316-114217.png}} 
 + 
 + 
 +<code bash> 
 +sudo apt-cache show i965-va-driver-shaders 
 +... 
 + This package contains also contains the non-free encode shaders for VP8, VP9, 
 + HEVC and AVC for generation 7.5 hardware or newer. 
 + 
 +</code> 
 + 
 +<code bash> 
 +sudo apt install libvdpau-va-gl1 
 +</code> 
 + 
 +<file conf /etc/X11/xorg.conf.d/20-intel.conf> 
 +Section "Device" 
 +    Identifier "Intel Graphics" 
 +    Driver "intel" 
 +    Option "AccelMethod" "sna" 
 +    Option "TearFree" "true" 
 +    Option "SwapbuffersWait" "false" 
 +EndSection 
 +</file> 
 + 
  
 ===== Fingerprint reader ===== ===== Fingerprint reader =====
Line 10: Line 79:
 [[https://wiki.archlinux.org/index.php/Fprint|Fprint]] [[https://wiki.archlinux.org/index.php/Fprint|Fprint]]
  
-apt-get install libpam-fprintd fprintd+<code bash>apt-get install libpam-fprintd fprintd</code>
  
 [[https://wiki.debian.org/SecurityManagement/fingerprint%20authentication]] [[https://wiki.debian.org/SecurityManagement/fingerprint%20authentication]]
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 To add a signature for a finger, run To add a signature for a finger, run
  
-$ fprintd-enroll+<code bash>$ fprintd-enroll</code>
  
 or create a new signature for all fingers or create a new signature for all fingers
  
 +<code bash>
 $ fprintd-delete "$USER" $ fprintd-delete "$USER"
 $ for finger in {left,right}-{thumb,{index,middle,ring,little}-finger}; do fprintd-enroll -f "$finger" "$USER"; done $ for finger in {left,right}-{thumb,{index,middle,ring,little}-finger}; do fprintd-enroll -f "$finger" "$USER"; done
  
 sudo pam-auth-update sudo pam-auth-update
 +</code>
 or or