====== Information ======

  * ''modprobe.d'' Tweaks

====== Spinesnap ======

===== i915 =====

  * :?: ''HuC'' firmware timed-out likely with disabling PAVP (''enable_guc=0'')
  * 2026/04/25: ''enable_dmc_wl'' at ''1'' for [[linux:distros:debian_13_xfce|Debian 13]]

  sudo -e '/etc/modprobe.d/99-i915-tweaks.conf'

<code>
options i915 mitigations=off

options i915 disable_power_well=0
options i915 enable_dc=0
options i915 enable_sagv=0

options i915 enable_fbc=0
options i915 enable_psr=0
options i915 enable_psr2_sel_fetch=0
options i915 panel_use_ssc=0
options i915 enable_dpcd_backlight=0

options i915 enable_guc=0
options i915 enable_flipq=1
options i915 nuclear_pageflip=1

options i915 enable_dmc_wl=3

options i915 guc_log_level=0
options i915 error_capture=0
options i915 verbose_state_checks=0

options i915 enable_ips=0
options i915 enable_dpt=0
options i915 enable_dsb=0

# End</code>

===== SSD =====

  sudo -e '/etc/modprobe.d/99-ssd-tweaks.conf'

<code>
options ahci mobile_lpm_policy=1

options nvme noacpi=1

options nvme_core force_apst=0
options nvme_core disable_pi_offsets=1
options nvme_core default_ps_max_latency_us=0
options nvme_core multipath_always_on=1
options nvme_core iopolicy=queue-depth

# End</code>

===== snd_hda_intel =====

  sudo -e '/etc/modprobe.d/99-snd-tweaks.conf'

<code>
options snd_hda_intel power_save=0

options snd_hda_intel dmic_detect=0
options snd_intel_dspcfg dsp_driver=1

# End</code>

===== iwlwifi =====

  sudo -e '/etc/modprobe.d/99-iwlwifi-tweaks.conf'

<code>
options iwlmvm power_scheme=1

options iwlwifi bt_coex_active=0
options iwlwifi led_mode=3

# End</code>

====== Alira ======

****

  echo 'options ahci mobile_lpm_policy=1' | sudo tee '/etc/modprobe.d/99-ssd-tweaks.conf' > '/dev/null'

===== USB UASP =====

  * :?: NAS needs UAS disabled and fallback to ''usb-storage'' ((UAS has random disconnects any PSU Windows and Linux)) ([[linux:notes:ext4|ext4 NAS]]) ((~2026/05/27: UAS seemingly stable with external-powered USB hub implying it could be board port/hardware related vs UAS subsystem))

==== JMicron ====

  * ''152d:0578 JMicron Technology Corp. / JMicron USA Technology Corp. JMS578 SATA 6Gb/s''

  echo 'options usb-storage quirks=152d:0578:u' | sudo tee '/etc/modprobe.d/99-uas-disable.conf' > '/dev/null'

==== WAVLINK ====

  * ''174c:1352 ASMedia Technology Inc. USB 3.1 Device PM''

  echo 'options usb-storage quirks=174c:1352:u' | sudo tee '/etc/modprobe.d/99-uas-disable.conf' > '/dev/null'

===== radeon =====

  sudo -e '/etc/modprobe.d/99-radeon-tweaks.conf'

<code>
options radeon audio=0

options radeon si_support=0
options radeon cik_support=0

# End</code>

====== SELinux ======

  * [[linux;distros;fedora_workstation_gnome|Fedora Workstation (GNOME)]]

  sudo restorecon -F -I -R '/etc/modprobe.d'

====== Dracut ======

****

  sudo dracut --force --regenerate-all

====== update-initramfs ======

  * [[linux:distros:debian_13_xfce|Debian 13 (Xfce)]]
  * [[linux:distros:server:ubuntu_server|Ubuntu Server]]

  sudo update-initramfs -k 'all' -c

====== Verify ======

  sudo apt install 'sysfsutils'

  systool -v -m 'x'

  modinfo -p 'x'

  sudo apt autoremove --purge 'sysfsutils'