diff options
| author | Tomer Tayar <ttayar@habana.ai> | 2022-09-30 17:02:19 +0300 |
|---|---|---|
| committer | Oded Gabbay <ogabbay@kernel.org> | 2022-11-23 16:13:44 +0200 |
| commit | 1b363adc7fbe37c4b6c18864c1f7043d85b4af6e (patch) | |
| tree | 5806cc88495a1451f03dbd0bf77c21e10630b33f | |
| parent | d1ce7e5ea140bb01d8c6faded09b9264bb83f722 (diff) | |
habanalabs: use graceful hard reset for CS timeouts
Use graceful hard reset when detecting a CS timeout that requires a
device reset.
Signed-off-by: Tomer Tayar <ttayar@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
| -rw-r--r-- | drivers/misc/habanalabs/common/command_submission.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/misc/habanalabs/common/command_submission.c b/drivers/misc/habanalabs/common/command_submission.c index fa05770865c6..f1c69c8ed74a 100644 --- a/drivers/misc/habanalabs/common/command_submission.c +++ b/drivers/misc/habanalabs/common/command_submission.c @@ -798,7 +798,7 @@ out: static void cs_timedout(struct work_struct *work) { struct hl_device *hdev; - u64 event_mask; + u64 event_mask = 0x0; int rc; struct hl_cs *cs = container_of(work, struct hl_cs, work_tdr.work); @@ -830,11 +830,7 @@ static void cs_timedout(struct work_struct *work) if (rc) { hdev->captured_err_info.cs_timeout.timestamp = ktime_get(); hdev->captured_err_info.cs_timeout.seq = cs->sequence; - - event_mask = device_reset ? (HL_NOTIFIER_EVENT_CS_TIMEOUT | - HL_NOTIFIER_EVENT_DEVICE_RESET) : HL_NOTIFIER_EVENT_CS_TIMEOUT; - - hl_notifier_event_send_all(hdev, event_mask); + event_mask |= HL_NOTIFIER_EVENT_CS_TIMEOUT; } switch (cs->type) { @@ -869,8 +865,12 @@ static void cs_timedout(struct work_struct *work) cs_put(cs); - if (device_reset) - hl_device_reset(hdev, HL_DRV_RESET_TDR); + if (device_reset) { + event_mask |= HL_NOTIFIER_EVENT_DEVICE_RESET; + hl_device_cond_reset(hdev, HL_DRV_RESET_TDR, event_mask); + } else if (event_mask) { + hl_notifier_event_send_all(hdev, event_mask); + } } static int allocate_cs(struct hl_device *hdev, struct hl_ctx *ctx, |