Reserve VA space at the top for older generations as well.
Signed-off-by: Christian König <christian.koenig at amd.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(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 219b8a9f583e..624ee0929b9a 100644
--- 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_device *dev, void *data, struct drm_file
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;
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
index 62d05d8c18c2..5eacc0819b66 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
@@ -468,7 +468,8 @@ static void gmc_v6_0_set_prt(struct amdgpu_device *adev, bool enable)
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);
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
index 63fb47ae1f12..ce7f484f86f9 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
@@ -561,7 +561,8 @@ static void gmc_v7_0_set_prt(struct amdgpu_device *adev, bool enable)
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);
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
index 1d0ae23d439f..f53f3936fd4f 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
@@ -761,7 +761,8 @@ static void gmc_v8_0_set_prt(struct amdgpu_device *adev, bool enable)
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);
--
2.14.1
