drm/i915/pxp: start the arb session on demand

Now that we can handle destruction and re-creation of the arb session,
we can postpone the start of the session to the first submission that
requires it, to avoid keeping it running with no user.

v10: increase timeout when waiting in intel_pxp_start as firmware
     session startup is slower right after boot.
v13: increase the same timeout by 50 milisec because previous timeout
     was not enough to cover two lower level 100 milisec timeouts
     in the session termination + creation steps.

Signed-off-by: Alan Previn <[email protected]>
Signed-off-by: Daniele Ceraolo Spurio <[email protected]>
Reviewed-by: Rodrigo Vivi <[email protected]>
Signed-off-by: Rodrigo Vivi <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]

0 files changed, 0 insertions, 0 deletions