From: Besar Wicaksono <besar.wicaksono@amd.com>
Date: Fri, 27 Oct 2017 19:35:18 -0400
Subject: drm/amdkfd: Add SDMA trap src id to the KFD isr wanted list
Git-commit: 66b783b4465de05ce6b370b1ae97e95b0fc14a34
Patch-mainline: v4.15-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

This enables SDMA signalling with event interrupt.

Signed-off-by: Besar Wicaksono <Besar.Wicaksono@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c |    3 +++
 drivers/gpu/drm/amd/amdkfd/cik_int.h             |    3 ++-
 2 files changed, 5 insertions(+), 1 deletion(-)

--- a/drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c
+++ b/drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c
@@ -36,6 +36,7 @@ static bool cik_event_interrupt_isr(stru
 	/* Do not process in ISR, just request it to be forwarded to WQ. */
 	return (pasid != 0) &&
 		(ihre->source_id == CIK_INTSRC_CP_END_OF_PIPE ||
+		ihre->source_id == CIK_INTSRC_SDMA_TRAP ||
 		ihre->source_id == CIK_INTSRC_SQ_INTERRUPT_MSG ||
 		ihre->source_id == CIK_INTSRC_CP_BAD_OPCODE);
 }
@@ -54,6 +55,8 @@ static void cik_event_interrupt_wq(struc
 
 	if (ihre->source_id == CIK_INTSRC_CP_END_OF_PIPE)
 		kfd_signal_event_interrupt(pasid, 0, 0);
+	else if (ihre->source_id == CIK_INTSRC_SDMA_TRAP)
+		kfd_signal_event_interrupt(pasid, 0, 0);
 	else if (ihre->source_id == CIK_INTSRC_SQ_INTERRUPT_MSG)
 		kfd_signal_event_interrupt(pasid, ihre->data & 0xFF, 8);
 	else if (ihre->source_id == CIK_INTSRC_CP_BAD_OPCODE)
--- a/drivers/gpu/drm/amd/amdkfd/cik_int.h
+++ b/drivers/gpu/drm/amd/amdkfd/cik_int.h
@@ -32,9 +32,10 @@ struct cik_ih_ring_entry {
 	uint32_t reserved;
 };
 
-#define CIK_INTSRC_DEQUEUE_COMPLETE	0xC6
 #define CIK_INTSRC_CP_END_OF_PIPE	0xB5
 #define CIK_INTSRC_CP_BAD_OPCODE	0xB7
+#define CIK_INTSRC_DEQUEUE_COMPLETE	0xC6
+#define CIK_INTSRC_SDMA_TRAP		0xE0
 #define CIK_INTSRC_SQ_INTERRUPT_MSG	0xEF
 
 #endif