From: "Tianci.Yin" <tianci....@amd.com>
stolen memory should be fixed in visible region.
Change-Id: Icbbbd39fd113e93423aad8d2555f4073c08020e5
Signed-off-by: Tianci.Yin <tianci....@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 +
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 4 ++--
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 2 +-
3 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 11e0fc0..d1a8f87 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -817,6 +817,7 @@ struct amdgpu_device {
uint8_t *bios;
uint32_t bios_size;
struct amdgpu_bo *stolen_vga_memory;
+ void *stolen_vga_buf;
uint32_t bios_scratch_reg_offset;
uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 801f912..5ac9a66 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1787,7 +1787,7 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
r = amdgpu_bo_create_kernel(adev, adev->gmc.stolen_size, PAGE_SIZE,
AMDGPU_GEM_DOMAIN_VRAM,
&adev->stolen_vga_memory,
- NULL, NULL);
+ NULL, &adev->stolen_vga_buf);
if (r)
return r;
DRM_INFO("amdgpu: %uM of VRAM memory ready\n",
@@ -1852,7 +1852,7 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
void amdgpu_ttm_late_init(struct amdgpu_device *adev)
{
/* return the VGA stolen memory (if any) back to VRAM */
- amdgpu_bo_free_kernel(&adev->stolen_vga_memory, NULL, NULL);
+ amdgpu_bo_free_kernel(&adev->stolen_vga_memory, NULL,
&adev->stolen_vga_buf);
}
/**
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index f77138b..602d7c7 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -1280,7 +1280,7 @@ static int gmc_v9_0_sw_fini(void *handle)
amdgpu_vm_manager_fini(adev);
if (gmc_v9_0_keep_stolen_memory(adev))
- amdgpu_bo_free_kernel(&adev->stolen_vga_memory, NULL, NULL);
+ amdgpu_bo_free_kernel(&adev->stolen_vga_memory, NULL,
&adev->stolen_vga_buf);
amdgpu_gart_table_vram_free(adev);
amdgpu_bo_fini(adev);
--
2.7.4
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