Make visible devices configurable

As adjusting this env var is necessary for the current suggested
workaround for issues [1] and [2].
This saves overhead for operators who previously had to adjust the env
var via a kustomization or helm post-renderer.

  [1]: #1683
  [2]: NVIDIA/nvidia-container-toolkit#1740

Signed-off-by: Steve Starke <steve.starke@cloudandheat.com>

Author: sstrk

deployments/helm/nvidia-device-plugin/templates/daemonset-device-plugin.yml

@@ -200,7 +200,7 @@ spec:
             value: {{ .Values.deviceDiscoveryStrategy }}
         {{- end }}
           - name: NVIDIA_VISIBLE_DEVICES
-            value: all
+            value: {{ .Values.visibleDevices }}
           - name: NVIDIA_DRIVER_CAPABILITIES
             value: compute,utility
         securityContext:

deployments/helm/nvidia-device-plugin/values.yaml

@@ -37,6 +37,7 @@ gdrcopyEnabled: null
 gdsEnabled: null
 mofedEnabled: null
 deviceDiscoveryStrategy: null
+visibleDevices: all
 
 nameOverride: ""
 fullnameOverride: ""