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drm/i915/guc: drop cached copy of 'wq_head'

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Now that we keep the GuC client process descriptor permanently mapped,
we don't really need to keep a local copy of the GuC's work-queue-head.
So we can simplify the code a little by not doing this.

Signed-off-by: Alex Dai <yu.dai@intel.com>
Signed-off-by: Dave Gordon <david.s.gordon@intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
This commit is contained in:
Alex Dai
2016-04-19 16:08:35 +01:00
committed by Tvrtko Ursulin
parent 0d92a6a4f6
commit a5916e8f54
2 changed files with 5 additions and 13 deletions
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drivers/gpu/drm/i915/intel_guc.h
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@@ -46,7 +46,7 @@ struct i915_guc_client {
uint32_t wq_offset;
uint32_t wq_size;
uint32_t wq_tail;
uint32_t wq_head;
uint32_t unused; /* Was 'wq_head' */
/* GuC submission statistics & status */
uint64_t submissions[GUC_MAX_ENGINES_NUM];