habanalabs/gaudi: change TPC Assert to use TPC DEC instead of QMAN err

This change is done while there is a problem to use QMAN error for
TPC assert async. The problem involves security limitation that exists
to generate the assert via QMAN error.

Signed-off-by: Tal Cohen <talcohen@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>

diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c
index f81a141b47411152520151467a6e99d0af93c6a1..e80ebace49c8c6bbe31c33c0c138851b0a2a6c90 100644 (file)
--- a/drivers/misc/habanalabs/gaudi/gaudi.c
+++ b/drivers/misc/habanalabs/gaudi/gaudi.c
@@ -7216,12 +7216,6 @@ static void gaudi_handle_qman_err(struct hl_device *hdev, u16 event_type, u64 *e
 
        switch (event_type) {
        case GAUDI_EVENT_TPC0_QM ... GAUDI_EVENT_TPC7_QM:
-               /* In TPC QM event, notify on TPC assertion. While there isn't
-                * a specific event for assertion yet, the FW generates QM event.
-                * The SW upper layer will inspect an internal mapped area to indicate
-                * if the event is a tpc assertion or tpc QM.
-                */
-               *event_mask |= HL_NOTIFIER_EVENT_TPC_ASSERT;
                index = event_type - GAUDI_EVENT_TPC0_QM;
                qid_base = GAUDI_QUEUE_ID_TPC_0_0 + index * QMAN_STREAMS;
                qman_base = mmTPC0_QM_BASE + index * TPC_QMAN_OFFSET;
@@ -7731,6 +7725,12 @@ static void gaudi_handle_eqe(struct hl_device *hdev, struct hl_eq_entry *eq_entr
        case GAUDI_EVENT_TPC5_DEC:
        case GAUDI_EVENT_TPC6_DEC:
        case GAUDI_EVENT_TPC7_DEC:
+               /* In TPC DEC event, notify on TPC assertion. While there isn't
+                * a specific event for assertion yet, the FW generates TPC DEC event.
+                * The SW upper layer will inspect an internal mapped area to indicate
+                * if the event is a TPC Assertion or a "real" TPC DEC.
+                */
+               event_mask |= HL_NOTIFIER_EVENT_TPC_ASSERT;
                gaudi_print_irq_info(hdev, event_type, true);
                reset_required = gaudi_tpc_read_interrupts(hdev,
                                        tpc_dec_event_to_tpc_id(event_type),