1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
From 03ae11d002794cf02afd48b9a2c287e1e3678e3e Mon Sep 17 00:00:00 2001
From: Besar Wicaksono <besar.wicaksono@amd.com>
Date: Fri, 27 Oct 2017 19:35:18 -0400
Subject: [PATCH 3362/4131] drm/amdkfd: Add SDMA trap src id to the KFD isr
wanted list
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>
---
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(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c b/drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c
index 211fc48..66164aa 100644
--- 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(struct kfd_dev *dev,
/* 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(struct kfd_dev *dev,
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)
diff --git a/drivers/gpu/drm/amd/amdkfd/cik_int.h b/drivers/gpu/drm/amd/amdkfd/cik_int.h
index 79a16d2..109298b 100644
--- 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
--
2.7.4
|
