drm/i915: Permit pinning whilst the device is 'suspended'
As pinning (allocating and binding GTT memory) does not actually invoke GPU commands, it is safe, and indeed is attempted, during resumption from suspension: [drm:intel_init_clock_gating] *ERROR* failed to pin power context: -16 Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reported-by: Hugh Dickins <hugh.dickins@tiscali.co.uk> Cc: stable@kernel.org Signed-off-by: Eric Anholt <eric@anholt.net>
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