modules.d/50drm/module-setup.sh

   1 #!/bin/bash
   2
   3 # called by dracut
   4 check() {
   5     return 255
   6 }
   7
   8 # called by dracut
   9 depends() {
  10     return 0
  11 }
  12
  13 # called by dracut
  14 installkernel() {
  15     local _modname
  16     # Include KMS capable drm drivers
  17
  18     if [[ "$(uname -p)" == arm* ]]; then
  19         # arm specific modules needed by drm
  20         instmods \
  21             "=drivers/gpu/drm/i2c" \
  22             "=drivers/gpu/drm/panel" \
  23             "=drivers/pwm" \
  24             "=drivers/video/backlight" \
  25             "=drivers/video/fbdev/omap2/displays-new" \
  26             ${NULL}
  27     fi
  28
  29     instmods amdkfd hyperv_fb
  30
  31     # if the hardware is present, include module even if it is not currently loaded,
  32     # as we could e.g. be in the installer; nokmsboot boot parameter will disable
  33     # loading of the driver if needed
  34     if [[ $hostonly ]]; then
  35         for i in /sys/bus/{pci/devices,soc/devices/soc?}/*/modalias; do
  36             [[ -e $i ]] || continue
  37             if hostonly="" dracut_instmods -s "drm_crtc_init" $(<$i) 2>/dev/null; then
  38                 if strstr $(modinfo -F filename $(<$i) 2>/dev/null) radeon.ko; then
  39                     hostonly='' instmods amdkfd
  40                 fi
  41             fi
  42         done
  43     else
  44         dracut_instmods -s "drm_crtc_init" "=drivers/gpu/drm"
  45     fi
  46 }