From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Mon, 22 Jan 2018 11:19:50 +0100
Subject: drm/amdgpu: apply top reserved VA space to pre Vega10 as well
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Git-commit: a3e9a15a25d5dfaacdf4d6a367eba27df83d108a
Patch-mainline: v4.17-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
Reserve VA space at the top for older generations as well.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Monk Liu <monk.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 2 +-
drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c | 3 ++-
drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c | 3 ++-
drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 3 ++-
4 files changed, 7 insertions(+), 4 deletions(-)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -580,11 +580,11 @@ static int amdgpu_info_ioctl(struct drm_
dev_info.ids_flags |= AMDGPU_IDS_FLAGS_PREEMPTION;
vm_size = adev->vm_manager.max_pfn * AMDGPU_GPU_PAGE_SIZE;
+ vm_size -= AMDGPU_VA_RESERVED_SIZE;
dev_info.virtual_address_offset = AMDGPU_VA_RESERVED_SIZE;
dev_info.virtual_address_max =
min(vm_size, AMDGPU_VA_HOLE_START);
- vm_size -= AMDGPU_VA_RESERVED_SIZE;
if (vm_size > AMDGPU_VA_HOLE_START) {
dev_info.high_va_offset = AMDGPU_VA_HOLE_END;
dev_info.high_va_max = AMDGPU_VA_HOLE_END | vm_size;
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
@@ -469,7 +469,8 @@ static void gmc_v6_0_set_prt(struct amdg
if (enable) {
uint32_t low = AMDGPU_VA_RESERVED_SIZE >> AMDGPU_GPU_PAGE_SHIFT;
- uint32_t high = adev->vm_manager.max_pfn;
+ uint32_t high = adev->vm_manager.max_pfn -
+ (AMDGPU_VA_RESERVED_SIZE >> AMDGPU_GPU_PAGE_SHIFT);
WREG32(mmVM_PRT_APERTURE0_LOW_ADDR, low);
WREG32(mmVM_PRT_APERTURE1_LOW_ADDR, low);
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
@@ -562,7 +562,8 @@ static void gmc_v7_0_set_prt(struct amdg
if (enable) {
uint32_t low = AMDGPU_VA_RESERVED_SIZE >> AMDGPU_GPU_PAGE_SHIFT;
- uint32_t high = adev->vm_manager.max_pfn;
+ uint32_t high = adev->vm_manager.max_pfn -
+ (AMDGPU_VA_RESERVED_SIZE >> AMDGPU_GPU_PAGE_SHIFT);
WREG32(mmVM_PRT_APERTURE0_LOW_ADDR, low);
WREG32(mmVM_PRT_APERTURE1_LOW_ADDR, low);
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
@@ -762,7 +762,8 @@ static void gmc_v8_0_set_prt(struct amdg
if (enable) {
uint32_t low = AMDGPU_VA_RESERVED_SIZE >> AMDGPU_GPU_PAGE_SHIFT;
- uint32_t high = adev->vm_manager.max_pfn;
+ uint32_t high = adev->vm_manager.max_pfn -
+ (AMDGPU_VA_RESERVED_SIZE >> AMDGPU_GPU_PAGE_SHIFT);
WREG32(mmVM_PRT_APERTURE0_LOW_ADDR, low);
WREG32(mmVM_PRT_APERTURE1_LOW_ADDR, low);