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From 000471963b739f0a24eb9987fcbcf7098adee432 Mon Sep 17 00:00:00 2001
From: Le Ma <le.ma@amd.com>
Date: Fri, 31 Aug 2018 14:46:47 +0800
Subject: [PATCH 2893/2940] drm/amdgpu: add one more mmhub instance for
Arcturus (v2)
v2: set mmhub num under CHIP_ARCTURUS switch case and add one more mmhub id_mgr
Signed-off-by: Le Ma <le.ma@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 3 ++-
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 6 +++++-
2 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
index 78f2bbc243fc..d857b508ebe9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
@@ -100,9 +100,10 @@ struct amdgpu_bo_list_entry;
#define AMDGPU_VM_FAULT_STOP_ALWAYS 2
/* max number of VMHUB */
-#define AMDGPU_MAX_VMHUBS 2
+#define AMDGPU_MAX_VMHUBS 3
#define AMDGPU_GFXHUB_0 0
#define AMDGPU_MMHUB_0 1
+#define AMDGPU_MMHUB_1 2
/* hardcode that limit for now */
#define AMDGPU_VA_RESERVED_SIZE (1ULL << 20)
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 6edd5e579a83..11f273ddde90 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -634,7 +634,8 @@ static int gmc_v9_0_allocate_vm_inv_eng(struct amdgpu_device *adev)
{
struct amdgpu_ring *ring;
unsigned vm_inv_engs[AMDGPU_MAX_VMHUBS] =
- {GFXHUB_FREE_VM_INV_ENGS_BITMAP, MMHUB_FREE_VM_INV_ENGS_BITMAP};
+ {GFXHUB_FREE_VM_INV_ENGS_BITMAP, MMHUB_FREE_VM_INV_ENGS_BITMAP,
+ GFXHUB_FREE_VM_INV_ENGS_BITMAP};
unsigned i;
unsigned vmhub, inv_eng;
@@ -1001,6 +1002,8 @@ static int gmc_v9_0_sw_init(void *handle)
amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 48);
break;
case CHIP_ARCTURUS:
+ adev->num_vmhubs = 3;
+
/* Keep the vm size same with Vega20 */
amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 48);
break;
@@ -1081,6 +1084,7 @@ static int gmc_v9_0_sw_init(void *handle)
*/
adev->vm_manager.id_mgr[AMDGPU_GFXHUB_0].num_ids = AMDGPU_NUM_OF_VMIDS;
adev->vm_manager.id_mgr[AMDGPU_MMHUB_0].num_ids = AMDGPU_NUM_OF_VMIDS;
+ adev->vm_manager.id_mgr[AMDGPU_MMHUB_1].num_ids = AMDGPU_NUM_OF_VMIDS;
amdgpu_vm_manager_init(adev);
--
2.17.1
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