diff mbox series

[5/8] accel/habanalabs/gaudi2: assume hard-reset by FW upon MC SEI severe error

Message ID 20240527121254.1921306-5-obitton@habana.ai (mailing list archive)
State New, archived
Headers show
Series [1/8] accel/habanalabs: use msg_header instead of desc_header | expand

Commit Message

Ofir Bitton May 27, 2024, 12:12 p.m. UTC 
From: Tomer Tayar <ttayar@habana.ai>

FW initiates a hard reset upon an MC SEI severe error.
Align the driver to expect this reset and avoid accessing the device
until the reset is done.

Signed-off-by: Tomer Tayar <ttayar@habana.ai>
Reviewed-by: Ofir Bitton <obitton@habana.ai>
---
 drivers/accel/habanalabs/gaudi2/gaudi2.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/accel/habanalabs/gaudi2/gaudi2.c b/drivers/accel/habanalabs/gaudi2/gaudi2.c
index 18cc7b773650..4791582d157c 100644
--- a/drivers/accel/habanalabs/gaudi2/gaudi2.c
+++ b/drivers/accel/habanalabs/gaudi2/gaudi2.c
@@ -10004,6 +10004,7 @@  static void gaudi2_handle_eqe(struct hl_device *hdev, struct hl_eq_entry *eq_ent
 		if (gaudi2_handle_hbm_mc_sei_err(hdev, event_type, &eq_entry->sei_data)) {
 			reset_flags |= HL_DRV_RESET_FW_FATAL_ERR;
 			reset_required = true;
+			is_critical = eq_entry->sei_data.hdr.is_critical;
 		}
 		error_count++;
 		break;
@@ -10235,8 +10236,7 @@  static void gaudi2_handle_eqe(struct hl_device *hdev, struct hl_eq_entry *eq_ent
 		gaudi2_print_event(hdev, event_type, true,
 				"No error cause for H/W event %u", event_type);
 
-	if ((gaudi2_irq_map_table[event_type].reset != EVENT_RESET_TYPE_NONE) ||
-				reset_required) {
+	if ((gaudi2_irq_map_table[event_type].reset != EVENT_RESET_TYPE_NONE) || reset_required) {
 		if (reset_required ||
 				(gaudi2_irq_map_table[event_type].reset == EVENT_RESET_TYPE_HARD))
 			reset_flags |= HL_DRV_RESET_HARD;