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fix: HDMI-CEC: an older cached CEC driver is removed when a new pin is downloaded

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theupriser committed 2026-09-29 19:18:55 +02:00
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commit fc05725a91
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lib/cec.sh
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@@ -27,7 +27,8 @@ CEC_DKMS_SRC="/usr/src/$CEC_DKMS_NAME-$CEC_DKMS_VER"
CEC_DRIVER_URL="https://raw.githubusercontent.com/evlaV/linux-integration/10c8c8800ccd3ae359203b4eefb6479f613b3b8e/drivers/media/cec/platform/cros-ec/cros-ec-cec.c" CEC_DRIVER_URL="https://raw.githubusercontent.com/evlaV/linux-integration/10c8c8800ccd3ae359203b4eefb6479f613b3b8e/drivers/media/cec/platform/cros-ec/cros-ec-cec.c"
CEC_DRIVER_SHA256=e89fd4e87fceb32d713ffc59b64794779b3c2b3c012b0e2f2e9f0c40b42f4373 CEC_DRIVER_SHA256=e89fd4e87fceb32d713ffc59b64794779b3c2b3c012b0e2f2e9f0c40b42f4373
# Downloaded once, then kept: raw.githubusercontent.com rate-limits (HTTP 429) repeated downloads # Downloaded once, then kept: raw.githubusercontent.com rate-limits (HTTP 429) repeated downloads
# from one address, and turning CEC off and on again needs no network then. # from one address, and turning CEC off and on again needs no network then. Named after its
# checksum, so a new pin (a new commit and checksum above) downloads its file once by itself.
CEC_DRIVER_CACHE="/var/cache/steamify/cros-ec-cec-${CEC_DRIVER_SHA256:0:12}.c" CEC_DRIVER_CACHE="/var/cache/steamify/cros-ec-cec-${CEC_DRIVER_SHA256:0:12}.c"
cec_link_steamos_manager() { cec_link_steamos_manager() {
@@ -78,6 +79,8 @@ cec_driver_enable() {
err "Downloading Valve's CEC driver failed (or its checksum didn't match)." err "Downloading Valve's CEC driver failed (or its checksum didn't match)."
return 1 return 1
fi fi
# The name carries the checksum: a newer pin gets its own file, the old one goes.
sudo find "${CEC_DRIVER_CACHE%/*}" -maxdepth 1 -name 'cros-ec-cec-*.c' ! -name "${CEC_DRIVER_CACHE##*/}" -delete 2>/dev/null
sudo install -Dm644 "$tmp/cros-ec-cec.c" "$CEC_DRIVER_CACHE" sudo install -Dm644 "$tmp/cros-ec-cec.c" "$CEC_DRIVER_CACHE"
fi fi
# So it finds amdgpu's HDMI port (see the patch for why). # So it finds amdgpu's HDMI port (see the patch for why).