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

[Alex Deucher]

From: Alex Xie <alexbin....@amd.com>

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

Signed-off-by: Alex Xie <alexbin....@amd.com>
Reviewed-by: Alex Deucher <alexander.deuc...@amd.com>
Reviewed-by: Christian König <christian.koe...@amd.com>
Signed-off-by: Alex Deucher <alexander.deuc...@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

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