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
61
62
63
64
65
66
67
68
|
From 1e4f35f41e12e21e3787690d9ab6a52746c868f0 Mon Sep 17 00:00:00 2001
From: Evan Quan <evan.quan@amd.com>
Date: Mon, 18 Nov 2019 17:04:24 +0800
Subject: [PATCH 4529/4736] drm/amd/powerplay: correct swSMU baco reset related
settings
Added bif doorbell interrupt setting and applied different
settings for BACO reset for RAS recovery.
Change-Id: I823b2d478699d469ecc7746e2a8fb1110a4a146f
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
---
drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 30 ++++++++++++++++++++---
1 file changed, 27 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 928877f73dfd..71e2bbe25cf6 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -1667,6 +1667,10 @@ int smu_v11_0_baco_set_state(struct smu_context *smu, enum smu_baco_state state)
{
struct smu_baco_context *smu_baco = &smu->smu_baco;
+ struct amdgpu_device *adev = smu->adev;
+ struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
+ uint32_t bif_doorbell_intr_cntl;
+ uint32_t data;
int ret = 0;
if (smu_v11_0_baco_get_state(smu) == state)
@@ -1674,10 +1678,30 @@ int smu_v11_0_baco_set_state(struct smu_context *smu, enum smu_baco_state state)
mutex_lock(&smu_baco->mutex);
- if (state == SMU_BACO_STATE_ENTER)
- ret = smu_send_smc_msg_with_param(smu, SMU_MSG_EnterBaco, BACO_SEQ_BACO);
- else
+ bif_doorbell_intr_cntl = RREG32_SOC15(NBIO, 0, mmBIF_DOORBELL_INT_CNTL);
+
+ if (state == SMU_BACO_STATE_ENTER) {
+ bif_doorbell_intr_cntl = REG_SET_FIELD(bif_doorbell_intr_cntl,
+ BIF_DOORBELL_INT_CNTL,
+ DOORBELL_INTERRUPT_DISABLE, 1);
+ WREG32_SOC15(NBIO, 0, mmBIF_DOORBELL_INT_CNTL, bif_doorbell_intr_cntl);
+
+ if (!ras || !ras->supported) {
+ data = RREG32_SOC15(THM, 0, mmTHM_BACO_CNTL);
+ data |= 0x80000000;
+ WREG32_SOC15(THM, 0, mmTHM_BACO_CNTL, data);
+
+ ret = smu_send_smc_msg_with_param(smu, SMU_MSG_EnterBaco, 0);
+ } else {
+ ret = smu_send_smc_msg_with_param(smu, SMU_MSG_EnterBaco, 1);
+ }
+ } else {
ret = smu_send_smc_msg(smu, SMU_MSG_ExitBaco);
+ bif_doorbell_intr_cntl = REG_SET_FIELD(bif_doorbell_intr_cntl,
+ BIF_DOORBELL_INT_CNTL,
+ DOORBELL_INTERRUPT_DISABLE, 0);
+ WREG32_SOC15(NBIO, 0, mmBIF_DOORBELL_INT_CNTL, bif_doorbell_intr_cntl);
+ }
if (ret)
goto out;
--
2.17.1
|
