[PATCH 09/23] drm/amdgpu: set GART PTE asic specific flags

[alexdeucher@xxxxxxxxx (Alex Deucher)]

From: Alex Xie <AlexBin.Xie@xxxxxxx>

Set asic specific gart pte flags in the gmc IP module for
each asic.

Signed-off-by: Alex Xie <AlexBin.Xie at amd.com>
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
Reviewed-by: Christian K�¶nig <christian.koenig at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu.h     | 4 ++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 4 +---
 drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c   | 1 +
 drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c   | 1 +
 drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c   | 1 +
 5 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 2541d70..abf2b39 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -524,6 +524,10 @@ struct amdgpu_gart {
 	struct page			**pages;
 #endif
 	bool				ready;
+
+	/* Asic default pte flags */
+	uint64_t			gart_pte_flags;
+
 	const struct amdgpu_gart_funcs *gart_funcs;
 };
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index f2241bb..987f8f0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1042,9 +1042,7 @@ uint64_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm,
 			flags |= AMDGPU_PTE_SNOOPED;
 	}
 
-	if (adev->asic_type >= CHIP_TONGA)
-		flags |= AMDGPU_PTE_EXECUTABLE;
-
+	flags |= adev->gart.gart_pte_flags;
 	flags |= AMDGPU_PTE_READABLE;
 
 	if (!amdgpu_ttm_tt_is_readonly(ttm))
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
index c3c6853..6a1f566 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
@@ -554,6 +554,7 @@ static int gmc_v6_0_gart_init(struct amdgpu_device *adev)
 	if (r)
 		return r;
 	adev->gart.table_size = adev->gart.num_gpu_pages * 8;
+	adev->gart.gart_pte_flags = 0;
 	return amdgpu_gart_table_vram_alloc(adev);
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
index e95af8a..9f41d9f 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
@@ -658,6 +658,7 @@ static int gmc_v7_0_gart_init(struct amdgpu_device *adev)
 	if (r)
 		return r;
 	adev->gart.table_size = adev->gart.num_gpu_pages * 8;
+	adev->gart.gart_pte_flags = 0;
 	return amdgpu_gart_table_vram_alloc(adev);
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
index 17d19f0..233ac35 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
@@ -789,6 +789,7 @@ static int gmc_v8_0_gart_init(struct amdgpu_device *adev)
 	if (r)
 		return r;
 	adev->gart.table_size = adev->gart.num_gpu_pages * 8;
+	adev->gart.gart_pte_flags = AMDGPU_PTE_EXECUTABLE;
 	return amdgpu_gart_table_vram_alloc(adev);
 }
 
-- 
2.5.5