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habanalabs/gaudi: reset device upon BMC request

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In case the BMC of the devices' box wants to initiate a reset of
a specific device, it must go through driver.
Once driver will receive the request it will initiate a hard reset
flow.

Signed-off-by: Ofir Bitton <obitton@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
Ofir Bitton 2021-03-03 13:23:47 +02:00 committed by Oded Gabbay
parent a5778d10a1
commit 2ea09537ad
3 changed files with 6 additions and 1 deletions
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4
drivers/misc/habanalabs/gaudi/gaudi.c
View File

@ -7575,6 +7575,10 @@ static void gaudi_handle_eqe(struct hl_device *hdev,
event_type, cause);
break;
case GAUDI_EVENT_BMC_RESET_CMD:
gaudi_print_irq_info(hdev, event_type, false);
goto reset_device;
case GAUDI_EVENT_PKT_QUEUE_OUT_SYNC:
gaudi_print_irq_info(hdev, event_type, false);
gaudi_print_out_of_sync_info(hdev, &eq_entry->pkt_sync_err);

1
drivers/misc/habanalabs/include/gaudi/gaudi_async_events.h
View File

@ -303,6 +303,7 @@ enum gaudi_async_event_id {
GAUDI_EVENT_NIC3_QP1 = 619,
GAUDI_EVENT_NIC4_QP0 = 620,
GAUDI_EVENT_NIC4_QP1 = 621,
GAUDI_EVENT_BMC_RESET_CMD = 646,
GAUDI_EVENT_PKT_QUEUE_OUT_SYNC = 647,
GAUDI_EVENT_FIX_POWER_ENV_S = 658,
GAUDI_EVENT_FIX_POWER_ENV_E = 659,

2
drivers/misc/habanalabs/include/gaudi/gaudi_async_ids_map_extended.h
View File

@ -670,7 +670,7 @@ static struct gaudi_async_events_ids_map gaudi_irq_map_table[] = {
{ .fc_id = 643, .cpu_id = 492, .valid = 0, .name = "" },
{ .fc_id = 644, .cpu_id = 493, .valid = 0, .name = "" },
{ .fc_id = 645, .cpu_id = 494, .valid = 0, .name = "" },
{ .fc_id = 646, .cpu_id = 495, .valid = 0, .name = "" },
{ .fc_id = 646, .cpu_id = 495, .valid = 1, .name = "BMC_RST_CMD" },
{ .fc_id = 647, .cpu_id = 496, .valid = 0, .name = "" },
{ .fc_id = 648, .cpu_id = 497, .valid = 0, .name = "" },
{ .fc_id = 649, .cpu_id = 498, .valid = 0, .name = "" },