iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

accel/habanalabs: add log when eq event is not received

Browse Source 
Add error log when no eq event is received from FW,
to cover a scenario when FW is stuck for some reason.
In such case driver will not receive neither the eq error interrupt
or the eq heartbeat event, and will just initiate a reset without
indication in the dmesg about the reason.

Signed-off-by: Farah Kassabri <fkassabri@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
Farah Kassabri 2023-10-29 16:16:16 +02:00 committed by Oded Gabbay
parent c648548233
commit e8bc0c1b1b
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/accel/habanalabs/common/device.c
View File

@ -1049,10 +1049,12 @@ static void hl_device_eq_heartbeat(struct hl_device *hdev)
if (!prop->cpucp_info.eq_health_check_supported)
return;
if (hdev->eq_heartbeat_received)
if (hdev->eq_heartbeat_received) {
hdev->eq_heartbeat_received = false;
else
} else {
dev_err(hdev->dev, "EQ heartbeat event was not received!\n");
hl_device_cond_reset(hdev, HL_DRV_RESET_HARD, event_mask);
}
}
static void hl_device_heartbeat(struct work_struct *work)