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| author | Mika Kuoppala <mika.kuoppala@linux.intel.com> | 2013-05-24 17:16:07 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-05-31 20:53:54 +0200 |
| commit | 92cab7345131db7af18f630a799ce6b2e8e624c5 (patch) | |
| tree | d61c1ac94941db3bdcbbae8753a2864557ed0b67 /drivers/gpu/drm/i915/intel_ringbuffer.c | |
| parent | 79ee20dc85072b0edfb5e461799d192a9cc9d422 (diff) | |
| download | lwn-92cab7345131db7af18f630a799ce6b2e8e624c5.tar.gz lwn-92cab7345131db7af18f630a799ce6b2e8e624c5.zip | |
drm/i915: track ring progression using seqnos
Instead of relying in acthd, track ring seqno progression
to detect if ring has hung.
v2: put hangcheck stuff inside struct (Chris Wilson)
v3: initialize hangcheck.seqno (Ben Widawsky)
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 3d2c236e15ab..5698faeee6f6 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1502,6 +1502,7 @@ void intel_ring_init_seqno(struct intel_ring_buffer *ring, u32 seqno) } ring->set_seqno(ring, seqno); + ring->hangcheck.seqno = seqno; } void intel_ring_advance(struct intel_ring_buffer *ring) |