diff options
Diffstat (limited to 'drivers/misc/habanalabs/command_submission.c')
| -rw-r--r-- | drivers/misc/habanalabs/command_submission.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/misc/habanalabs/command_submission.c b/drivers/misc/habanalabs/command_submission.c index 25ad9d805cfa..3525236ed8d9 100644 --- a/drivers/misc/habanalabs/command_submission.c +++ b/drivers/misc/habanalabs/command_submission.c @@ -622,13 +622,15 @@ int hl_cs_ioctl(struct hl_fpriv *hpriv, void *data) "Failed to switch to context %d, rejecting CS! %d\n", ctx->asid, rc); /* - * If we timedout, we need to soft-reset because - * QMAN is probably stuck. However, we can't - * call to reset here directly because of - * deadlock, so need to do it at the very end - * of this function + * If we timedout, or if the device is not IDLE + * while we want to do context-switch (-EBUSY), + * we need to soft-reset because QMAN is + * probably stuck. However, we can't call to + * reset here directly because of deadlock, so + * need to do it at the very end of this + * function */ - if (rc == -ETIMEDOUT) + if ((rc == -ETIMEDOUT) || (rc == -EBUSY)) need_soft_reset = true; mutex_unlock(&hpriv->restore_phase_mutex); goto out; @@ -706,7 +708,7 @@ out: args->out.seq = cs_seq; } - if ((rc == -ETIMEDOUT) && (need_soft_reset)) + if (((rc == -ETIMEDOUT) || (rc == -EBUSY)) && (need_soft_reset)) hl_device_reset(hdev, false, false); return rc; |