diff options
Diffstat (limited to 'desktop/modules/perf/test_vram.sh')
| -rwxr-xr-x | desktop/modules/perf/test_vram.sh | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/desktop/modules/perf/test_vram.sh b/desktop/modules/perf/test_vram.sh new file mode 100755 index 0000000..7ef4ade --- /dev/null +++ b/desktop/modules/perf/test_vram.sh @@ -0,0 +1,40 @@ +#!/bin/sh +# +# Copyright (C) 2026 Danilo M. <danix@danix.xyz> +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License version 2 as +# published by the Free Software Foundation. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# vram.sh: summed once per xe client id, units honoured, other drivers +# ignored; nothing at all when no xe client is found. +set -e +dir=$(dirname "$0") +tmp=$(mktemp) +trap 'rm -f "$tmp"' EXIT + +printf '%s\n' \ + "/proc/1/fdinfo/7:drm-driver: xe" \ + "/proc/1/fdinfo/7:drm-client-id: 38" \ + "/proc/1/fdinfo/7:drm-resident-vram0: 1024 KiB" \ + "/proc/1/fdinfo/10:drm-driver: xe" \ + "/proc/1/fdinfo/10:drm-client-id: 38" \ + "/proc/1/fdinfo/10:drm-resident-vram0: 1024 KiB" \ + "/proc/2/fdinfo/5:drm-driver: xe" \ + "/proc/2/fdinfo/5:drm-client-id: 40" \ + "/proc/2/fdinfo/5:drm-resident-vram0: 2 MiB" \ + "/proc/3/fdinfo/4:drm-driver: amdgpu" \ + "/proc/3/fdinfo/4:drm-client-id: 1" \ + "/proc/3/fdinfo/4:drm-resident-vram0: 9 GiB" > "$tmp" +got=$(sh "$dir/vram.sh" "$tmp") +[ "$got" = $((1024 * 1024 + 2 * 1024 * 1024)) ] || { echo "vram: got '$got'"; exit 1; } + +: > "$tmp" +got=$(sh "$dir/vram.sh" "$tmp") +[ -z "$got" ] || { echo "empty: got '$got'"; exit 1; } +echo ok |