diff options
| author | Matthew Brost <matthew.brost@intel.com> | 2021-07-08 09:20:50 -0700 |
|---|---|---|
| committer | John Harrison <John.C.Harrison@Intel.com> | 2021-07-13 13:50:00 -0700 |
| commit | dd9c0f3cbbe6fdfe7402b9c6ea35f04b260901bf (patch) | |
| tree | 9a910290a111ef1601224c67d28aa2f43f92b927 | |
| parent | 1ccf7294b76d28d5151f024351c747ccf101d66e (diff) | |
drm/i915/guc: Improve error message for unsolicited CT response
Improve the error message when a unsolicited CT response is received by
printing fence that couldn't be found, the last fence, and all requests
with a response outstanding.
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210708162055.129996-3-matthew.brost@intel.com
| -rw-r--r-- | drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c index b86575b99537..80db59b45c45 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c @@ -732,12 +732,16 @@ static int ct_handle_response(struct intel_guc_ct *ct, struct ct_incoming_msg *r found = true; break; } - spin_unlock_irqrestore(&ct->requests.lock, flags); - if (!found) { CT_ERROR(ct, "Unsolicited response (fence %u)\n", fence); - return -ENOKEY; + CT_ERROR(ct, "Could not find fence=%u, last_fence=%u\n", fence, + ct->requests.last_fence); + list_for_each_entry(req, &ct->requests.pending, link) + CT_ERROR(ct, "request %u awaits response\n", + req->fence); + err = -ENOKEY; } + spin_unlock_irqrestore(&ct->requests.lock, flags); if (unlikely(err)) return err; |