diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2018-05-02 11:41:50 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2018-05-02 15:27:22 +0100 |
| commit | 3a068721a97320b2ffdbf0fc0685cc300dce5388 (patch) | |
| tree | b190e6f490a4586cbe717aae2710f97b9c9320dd /drivers/gpu/drm/i915/intel_engine_cs.c | |
| parent | 77cbe925bf77bd3159f49c4db0ea89a2045d9071 (diff) | |
drm/i915: Show ring->start for the ELSP context/request queue
Since the advent of execlists, the HW no longer executes from a single
statically assigned ring, but instead switches to a different ring for
each context (logical ringbuffer contexts as it is called). So a good way
to tally the executing context against what we have queued is by
comparing the RING_START register against our requests. Make it so.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180502104150.29874-1-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/intel_engine_cs.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_engine_cs.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index 238c8d3da041..9164e6d665f8 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -1278,8 +1278,9 @@ static void intel_engine_print_registers(const struct intel_engine_cs *engine, char hdr[80]; snprintf(hdr, sizeof(hdr), - "\t\tELSP[%d] count=%d, rq: ", - idx, count); + "\t\tELSP[%d] count=%d, ring->start=%08x, rq: ", + idx, count, + i915_ggtt_offset(rq->ring->vma)); print_request(m, rq, hdr); } else { drm_printf(m, "\t\tELSP[%d] idle\n", idx); |