drm/i915/guc: Remove failed doorbell stat from debugfs
This stat is almost always zero unless fatal error occurs, which should be reported by other means anyway. Suggested-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/20170518113104.54400-2-michal.wajdeczko@intel.com Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
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@ -2482,7 +2482,6 @@ static void i915_guc_client_info(struct seq_file *m,
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client->wq_size, client->wq_offset, client->wq_tail);
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seq_printf(m, "\tWork queue full: %u\n", client->no_wq_space);
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seq_printf(m, "\tFailed doorbell: %u\n", client->b_fail);
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seq_printf(m, "\tLast submission result: %d\n", client->retcode);
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for_each_engine(engine, dev_priv, id) {
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@ -615,8 +615,6 @@ static void __i915_guc_submit(struct drm_i915_gem_request *rq)
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client->submissions[engine_id] += 1;
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client->retcode = b_ret;
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if (b_ret)
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client->b_fail += 1;
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guc->submissions[engine_id] += 1;
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guc->last_seqno[engine_id] = rq->global_seqno;
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@ -59,9 +59,6 @@ struct drm_i915_gem_request;
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* available in the work queue (note, the queue is shared,
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* not per-engine). It is OK for this to be nonzero, but
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* it should not be huge!
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* b_fail: failed to ring the doorbell. This should never happen, unless
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* somehow the hardware misbehaves, or maybe if the GuC firmware
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* crashes? We probably need to reset the GPU to recover.
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* retcode: errno from last guc_submit()
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*/
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struct i915_guc_client {
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@ -85,7 +82,6 @@ struct i915_guc_client {
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uint32_t wq_tail;
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uint32_t wq_rsvd;
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uint32_t no_wq_space;
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uint32_t b_fail;
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int retcode;
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/* Per-engine counts of GuC submissions */
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