drm/amdkfd: check both client id and src id in interrupt handlers

We can have the same src ids for different client ids so make sure to
check both the client id and the source id when handling interrupts.

Reviewed-by: Felix Kuehling <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>

1 files changed, 35 insertions, 11 deletions

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c b/drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c
index 241bd6ff79f4..0ca0327a39e5 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c
@@ -44,6 +44,21 @@ static bool event_interrupt_isr_v9(struct kfd_dev *dev,
 	client_id = SOC15_CLIENT_ID_FROM_IH_ENTRY(ih_ring_entry);
 	pasid = SOC15_PASID_FROM_IH_ENTRY(ih_ring_entry);
 
+	/* Only handle clients we care about */
+	if (client_id != SOC15_IH_CLIENTID_GRBM_CP &&
+	    client_id != SOC15_IH_CLIENTID_SDMA0 &&
+	    client_id != SOC15_IH_CLIENTID_SDMA1 &&
+	    client_id != SOC15_IH_CLIENTID_SDMA2 &&
+	    client_id != SOC15_IH_CLIENTID_SDMA3 &&
+	    client_id != SOC15_IH_CLIENTID_SDMA4 &&
+	    client_id != SOC15_IH_CLIENTID_SDMA5 &&
+	    client_id != SOC15_IH_CLIENTID_SDMA6 &&
+	    client_id != SOC15_IH_CLIENTID_SDMA7 &&
+	    client_id != SOC15_IH_CLIENTID_VMC &&
+	    client_id != SOC15_IH_CLIENTID_VMC1 &&
+	    client_id != SOC15_IH_CLIENTID_UTCL2)
+		return false;
+
 	/* This is a known issue for gfx9. Under non HWS, pasid is not set
 	 * in the interrupt payload, so we need to find out the pasid on our
 	 * own.
@@ -96,17 +111,26 @@ static void event_interrupt_wq_v9(struct kfd_dev *dev,
 	vmid = SOC15_VMID_FROM_IH_ENTRY(ih_ring_entry);
 	context_id = SOC15_CONTEXT_ID0_FROM_IH_ENTRY(ih_ring_entry);
 
-	if (source_id == SOC15_INTSRC_CP_END_OF_PIPE)
-		kfd_signal_event_interrupt(pasid, context_id, 32);
-	else if (source_id == SOC15_INTSRC_SDMA_TRAP)
-		kfd_signal_event_interrupt(pasid, context_id & 0xfffffff, 28);
-	else if (source_id == SOC15_INTSRC_SQ_INTERRUPT_MSG)
-		kfd_signal_event_interrupt(pasid, context_id & 0xffffff, 24);
-	else if (source_id == SOC15_INTSRC_CP_BAD_OPCODE)
-		kfd_signal_hw_exception_event(pasid);
-	else if (client_id == SOC15_IH_CLIENTID_VMC ||
-		client_id == SOC15_IH_CLIENTID_VMC1 ||
-		 client_id == SOC15_IH_CLIENTID_UTCL2) {
+	if (client_id == SOC15_IH_CLIENTID_GRBM_CP) {
+		if (source_id == SOC15_INTSRC_CP_END_OF_PIPE)
+			kfd_signal_event_interrupt(pasid, context_id, 32);
+		else if (source_id == SOC15_INTSRC_SQ_INTERRUPT_MSG)
+			kfd_signal_event_interrupt(pasid, context_id & 0xffffff, 24);
+		else if (source_id == SOC15_INTSRC_CP_BAD_OPCODE)
+			kfd_signal_hw_exception_event(pasid);
+	} else if (client_id == SOC15_IH_CLIENTID_SDMA0 ||
+		   client_id == SOC15_IH_CLIENTID_SDMA1 ||
+		   client_id == SOC15_IH_CLIENTID_SDMA2 ||
+		   client_id == SOC15_IH_CLIENTID_SDMA3 ||
+		   client_id == SOC15_IH_CLIENTID_SDMA4 ||
+		   client_id == SOC15_IH_CLIENTID_SDMA5 ||
+		   client_id == SOC15_IH_CLIENTID_SDMA6 ||
+		   client_id == SOC15_IH_CLIENTID_SDMA7) {
+		if (source_id == SOC15_INTSRC_SDMA_TRAP)
+			kfd_signal_event_interrupt(pasid, context_id & 0xfffffff, 28);
+	} else if (client_id == SOC15_IH_CLIENTID_VMC ||
+		   client_id == SOC15_IH_CLIENTID_VMC1 ||
+		   client_id == SOC15_IH_CLIENTID_UTCL2) {
 		struct kfd_vm_fault_info info = {0};
 		uint16_t ring_id = SOC15_RING_ID_FROM_IH_ENTRY(ih_ring_entry);