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drm/i915: Permit pinning whilst the device is 'suspended'

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commit e3d8affb0d upstream.

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>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Chris Wilson
2010-01-04 18:57:57 +00:00
committed by Greg Kroah-Hartman
parent d241962850
commit c693959824
1 changed files with 0 additions and 3 deletions
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3
drivers/gpu/drm/i915/i915_gem.c
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@@ -2571,9 +2571,6 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
bool retry_alloc = false;
int ret;
if (dev_priv->mm.suspended)
return -EBUSY;
if (obj_priv->madv != I915_MADV_WILLNEED) {
DRM_ERROR("Attempting to bind a purgeable object\n");
return -EINVAL;