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drm/i915/guc: Initialise doorbell cookie to matching value

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Set the initial value of the doorbell cookie from the client.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161129121024.22650-4-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2016-11-29 12:10:22 +00:00
parent 357248bfe5
commit 597bdc8bb2
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/i915_guc_submission.c
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@ -134,8 +134,8 @@ static int guc_update_doorbell_id(struct intel_guc *guc,
/* Activate the new doorbell */
__set_bit(new_id, doorbell_bitmap);
doorbell->cookie = 0;
doorbell->db_status = GUC_DOORBELL_ENABLED;
doorbell->cookie = client->doorbell_cookie;
return guc_allocate_doorbell(guc, client);
}