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| author | Chris Wilson | 2017-03-21 11:25:52 +0100 |
|---|---|---|
| committer | Chris Wilson | 2017-03-21 15:21:50 +0100 |
| commit | fe085f13c7901203445fd2ab26c0f499313b8258 (patch) | |
| tree | c960eafb07e11a856cb325ca82e71f45140f040b /drivers/gpu/drm/i915/intel_ringbuffer.h | |
| parent | drm/i915/execlists: Split the atomic test_and_clear_bit for irq handler (diff) | |
| download | kernel-qcow2-linux-fe085f13c7901203445fd2ab26c0f499313b8258.tar.gz kernel-qcow2-linux-fe085f13c7901203445fd2ab26c0f499313b8258.tar.xz kernel-qcow2-linux-fe085f13c7901203445fd2ab26c0f499313b8258.zip | |
drm/i915: Remove intel_ring.last_retired_head
Storing the position of the breadcrumb of the last retired request as
a separate last_retired_head is superfluous as we always copy that into
head prior to recalculation of the intel_ring.space.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170321102552.24357-1-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.h')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.h | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 847aea554464..2ecb41788fb6 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -149,16 +149,6 @@ struct intel_ring { int space; int size; int effective_size; - - /** We track the position of the requests in the ring buffer, and - * when each is retired we increment last_retired_head as the GPU - * must have finished processing the request and so we know we - * can advance the ringbuffer up to that position. - * - * last_retired_head is set to -1 after the value is consumed so - * we can detect new retirements. - */ - u32 last_retired_head; }; struct i915_gem_context; |