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drm/i915/ringbuffer: Fix sign of ring space.

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As we presume space is signed when computing and looking for wrap along,
make it so.

Reported-by: Owain G. Ainsworth <zerooa@googlemail.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson
2010-09-23 17:45:39 +01:00
parent 3eee1794ac
commit 780f0ca3e0
1 changed files with 1 additions and 1 deletions
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drivers/gpu/drm/i915/intel_ringbuffer.h
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@@ -31,7 +31,7 @@ struct intel_ring_buffer {
unsigned int head; unsigned int head;
unsigned int tail; unsigned int tail;
unsigned int space; int space;
struct intel_hw_status_page status_page; struct intel_hw_status_page status_page;
u32 irq_gem_seqno; /* last seq seem at irq time */ u32 irq_gem_seqno; /* last seq seem at irq time */