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From f5d61899743a1b8d27860789c60300c57b00167b Mon Sep 17 00:00:00 2001
From: "Tianci.Yin" <tianci.yin@amd.com>
Date: Wed, 28 Aug 2019 18:51:19 +0800
Subject: [PATCH 3661/4256] drm/amdgpu: keep the stolen memory in visible vram
region
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
stolen memory should be fixed in visible region.
Change-Id: Icbbbd39fd113e93423aad8d2555f4073c08020e5
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Tianci.Yin <tianci.yin@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 6 ++++--
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 3 ++-
2 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 5b21dae64755..7377bff42335 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -2046,6 +2046,7 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
uint64_t gtt_size;
int r;
u64 vis_vram_limit;
+ void *stolen_vga_buf;
/* initialize global references for vram/gtt */
r = amdgpu_ttm_global_init(adev);
@@ -2105,7 +2106,7 @@ 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, &stolen_vga_buf);
if (r)
return r;
DRM_INFO("amdgpu: %uM of VRAM memory ready\n",
@@ -2174,8 +2175,9 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
*/
void amdgpu_ttm_late_init(struct amdgpu_device *adev)
{
+ void *stolen_vga_buf;
/* 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, &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 b97ea92bda51..e01fe0678243 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -1248,6 +1248,7 @@ static int gmc_v9_0_sw_init(void *handle)
static int gmc_v9_0_sw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ void *stolen_vga_buf;
if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__UMC) &&
adev->gmc.umc_ras_if) {
@@ -1280,7 +1281,7 @@ 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, &stolen_vga_buf);
amdgpu_gart_table_vram_free(adev);
amdgpu_bo_fini(adev);
--
2.17.1
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