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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2016-08-03 00:50:33 +0300 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2016-08-03 00:58:28 +0300 |
| commit | 9242f974dc4c4656981aaa4104d0cbc46ddb03d5 (patch) | |
| tree | 5677cfc1ea2a067af7a4a628947e16dd7eccf1eb /drivers/gpu/drm/i915/intel_ringbuffer.h | |
| parent | f4ea6bddb9988e7aa6f50732c75739e8cd7c2582 (diff) | |
| download | linux-9242f974dc4c4656981aaa4104d0cbc46ddb03d5.tar.xz | |
drm/i915: Stop passing caller's num_dwords to engine->semaphore.signal()
Rather than pass in the num_dwords that the caller wishes to use after
the signal command packet, split the breadcrumb emission into two phases
and have both the signal and breadcrumb individiually acquire space on
the ring. This makes the interface simpler for the reader, and will
simplify for patches.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/1469432687-22756-25-git-send-email-chris@chris-wilson.co.uk
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1470174640-18242-16-git-send-email-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 | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 5f44000f7138..c3d4b88615b3 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -280,9 +280,7 @@ struct intel_engine_cs { int (*sync_to)(struct drm_i915_gem_request *to_req, struct intel_engine_cs *from, u32 seqno); - int (*signal)(struct drm_i915_gem_request *signaller_req, - /* num_dwords needed by caller */ - unsigned int num_dwords); + int (*signal)(struct drm_i915_gem_request *signaller_req); } semaphore; /* Execlists */ |