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 0c0bedc1734815ddfee2f4584eedfbf31b6778e2 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Fri, 8 Dec 2017 15:09:20 -0500
Subject: [PATCH 2963/4131] drm/amdgpu: setup the shared and private apertures
on gfx9
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Same as previous asics. This was not yet set for gfx9.
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 17 ++++++++++++-----
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 8 ++++++++
2 files changed, 20 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 0818f35..b9f9a36 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -1529,11 +1529,18 @@ static void gfx_v9_0_gpu_init(struct amdgpu_device *adev)
for (i = 0; i < 16; i++) {
soc15_grbm_select(adev, 0, 0, 0, i);
/* CP and shaders */
- tmp = 0;
- tmp = REG_SET_FIELD(tmp, SH_MEM_CONFIG, ALIGNMENT_MODE,
- SH_MEM_ALIGNMENT_MODE_UNALIGNED);
- WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
- WREG32_SOC15(GC, 0, mmSH_MEM_BASES, 0);
+ if (i == 0) {
+ tmp = REG_SET_FIELD(0, SH_MEM_CONFIG, ALIGNMENT_MODE,
+ SH_MEM_ALIGNMENT_MODE_UNALIGNED);
+ WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
+ WREG32_SOC15(GC, 0, mmSH_MEM_BASES, 0);
+ } else {
+ tmp = REG_SET_FIELD(0, SH_MEM_CONFIG, ALIGNMENT_MODE,
+ SH_MEM_ALIGNMENT_MODE_UNALIGNED);
+ WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
+ tmp = adev->mc.shared_aperture_start >> 48;
+ WREG32_SOC15(GC, 0, mmSH_MEM_BASES, tmp);
+ }
}
soc15_grbm_select(adev, 0, 0, 0, 0);
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 9083b30..5871379 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -499,6 +499,14 @@ static int gmc_v9_0_early_init(void *handle)
gmc_v9_0_set_gart_funcs(adev);
gmc_v9_0_set_irq_funcs(adev);
+ adev->mc.shared_aperture_start = 0x2000000000000000ULL;
+ adev->mc.shared_aperture_end =
+ adev->mc.shared_aperture_start + (4ULL << 30) - 1;
+ adev->mc.private_aperture_start =
+ adev->mc.shared_aperture_end + 1;
+ adev->mc.private_aperture_end =
+ adev->mc.private_aperture_start + (4ULL << 30) - 1;
+
return 0;
}
--
2.7.4
|
