Adding upstream version 060+5.upstream/060+5

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 59 insertions, 0 deletions

diff --git a/modules.d/50drm/module-setup.sh b/modules.d/50drm/module-setup.sh
new file mode 100755
index 0000000..1fb3867
--- /dev/null
+++ b/modules.d/50drm/module-setup.sh
@@ -0,0 +1,59 @@
+#!/bin/bash
+
+# called by dracut
+check() {
+    return 255
+}
+
+# called by dracut
+depends() {
+    return 0
+}
+
+# called by dracut
+installkernel() {
+    # Include KMS capable drm drivers
+
+    if [[ ${DRACUT_ARCH:-$(uname -m)} == arm* || ${DRACUT_ARCH:-$(uname -m)} == aarch64 ]]; then
+        # arm/aarch64 specific modules needed by drm
+        instmods \
+            "=drivers/gpu/drm/i2c" \
+            "=drivers/gpu/drm/panel" \
+            "=drivers/gpu/drm/bridge" \
+            "=drivers/video/backlight"
+    fi
+
+    instmods amdkfd hyperv_fb "=drivers/pwm"
+
+    # if the hardware is present, include module even if it is not currently loaded,
+    # as we could e.g. be in the installer; nokmsboot boot parameter will disable
+    # loading of the driver if needed
+    if [[ $hostonly ]]; then
+        local i modlink modname
+
+        for i in /sys/bus/{pci/devices,platform/devices,virtio/devices,soc/devices/soc?,vmbus/devices}/*/modalias; do
+            [[ -e $i ]] || continue
+            [[ -n $(< "$i") ]] || continue
+            # shellcheck disable=SC2046
+            if hostonly="" dracut_instmods --silent -s "drm_crtc_init|drm_dev_register|drm_encoder_init" -S "iw_handler_get_spy" $(< "$i"); then
+                if strstr "$(modinfo -F filename $(< "$i") 2> /dev/null)" radeon.ko; then
+                    hostonly='' instmods amdkfd
+                fi
+            fi
+        done
+        # if there is a privacy screen then its driver must be loaded before the
+        # kms driver will bind, otherwise its probe() will return -EPROBE_DEFER
+        # note privacy screens always register, even with e.g. nokmsboot
+        for i in /sys/class/drm/privacy_screen-*/device/driver/module; do
+            [[ -L $i ]] || continue
+            modlink=$(readlink "$i")
+            modname=$(basename "$modlink")
+            instmods "$modname"
+        done
+    else
+        dracut_instmods -o -s "drm_crtc_init|drm_dev_register|drm_encoder_init" "=drivers/gpu/drm" "=drivers/staging"
+        # also include privacy screen providers (see above comment)
+        # atm all providers live under drivers/platform/x86
+        dracut_instmods -o -s "drm_privacy_screen_register" "=drivers/platform/x86"
+    fi
+}