From 92cab7345131db7af18f630a799ce6b2e8e624c5 Mon Sep 17 00:00:00 2001 From: Mika Kuoppala Date: Fri, 24 May 2013 17:16:07 +0300 Subject: 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 Reviewed-by: Ben Widawsky Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_ringbuffer.h | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.h') diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index dac1614a1bca..ef374a892105 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -37,6 +37,10 @@ struct intel_hw_status_page { #define I915_READ_SYNC_0(ring) I915_READ(RING_SYNC_0((ring)->mmio_base)) #define I915_READ_SYNC_1(ring) I915_READ(RING_SYNC_1((ring)->mmio_base)) +struct intel_ring_hangcheck { + u32 seqno; +}; + struct intel_ring_buffer { const char *name; enum intel_ring_id { @@ -137,6 +141,8 @@ struct intel_ring_buffer { struct i915_hw_context *default_context; struct i915_hw_context *last_context; + struct intel_ring_hangcheck hangcheck; + void *private; }; -- cgit v1.2.3