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
58
59
60
|
From 71704d4f117190104d1f23dedf8ca6ffcbf278e0 Mon Sep 17 00:00:00 2001
From: Monk Liu <Monk.Liu@amd.com>
Date: Fri, 9 Jun 2017 15:04:49 +0800
Subject: [PATCH 1846/4131] drm/amdgpu:insert TMZ_BEGIN
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
FRAME_CONTROL(begin) is needed for vega10 due to ucode logic change,
it can fix some CTS random fail under gfx preemption enabled mode.
Change-Id: I0442337f6cde13ed2a33f033badcb522e0f35e2d
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 2a3fad0..f90415a 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -3770,6 +3770,12 @@ static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring)
amdgpu_ring_write_multiple(ring, (void *)&de_payload, sizeof(de_payload) >> 2);
}
+static void gfx_v9_0_ring_emit_tmz(struct amdgpu_ring *ring, bool start)
+{
+ amdgpu_ring_write(ring, PACKET3(PACKET3_FRAME_CONTROL, 0));
+ amdgpu_ring_write(ring, FRAME_CMD(start ? 0 : 1)); /* frame_end */
+}
+
static void gfx_v9_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags)
{
uint32_t dw2 = 0;
@@ -3777,6 +3783,8 @@ static void gfx_v9_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags)
if (amdgpu_sriov_vf(ring->adev))
gfx_v9_0_ring_emit_ce_meta(ring);
+ gfx_v9_0_ring_emit_tmz(ring, true);
+
dw2 |= 0x80000000; /* set load_enable otherwise this package is just NOPs */
if (flags & AMDGPU_HAVE_CTX_SWITCH) {
/* set load_global_config & load_global_uconfig */
@@ -3827,12 +3835,6 @@ static void gfx_v9_0_ring_emit_patch_cond_exec(struct amdgpu_ring *ring, unsigne
ring->ring[offset] = (ring->ring_size>>2) - offset + cur;
}
-static void gfx_v9_0_ring_emit_tmz(struct amdgpu_ring *ring, bool start)
-{
- amdgpu_ring_write(ring, PACKET3(PACKET3_FRAME_CONTROL, 0));
- amdgpu_ring_write(ring, FRAME_CMD(start ? 0 : 1)); /* frame_end */
-}
-
static void gfx_v9_0_ring_emit_rreg(struct amdgpu_ring *ring, uint32_t reg)
{
struct amdgpu_device *adev = ring->adev;
--
2.7.4
|