drm/amdgpu: save the setting of VM_CONTEXT_CNTL

MES firmware needs the setting of VM_CONTEXT_CNTL to perform
vmid switch. Save the initial setting when hub initializing.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
index 4be6b65..008eaca 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
@@ -100,6 +100,7 @@ struct amdgpu_vmhub {
        uint32_t        eng_distance;
        uint32_t        eng_addr_distance; /* include LO32/HI32 */
 
+       uint32_t        vm_cntx_cntl;
        uint32_t        vm_cntx_cntl_vm_fault;
        uint32_t        vm_l2_bank_select_reserved_cid2;
 

diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c
index 6e0ace2..34513e8 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c
@@ -325,6 +325,8 @@ static void gfxhub_v2_0_setup_vmid_config(struct amdgpu_device *adev)
                                    i * hub->ctx_addr_distance,
                                    upper_32_bits(adev->vm_manager.max_pfn - 1));
        }
+
+       hub->vm_cntx_cntl = tmp;
 }
 
 static void gfxhub_v2_0_program_invalidation(struct amdgpu_device *adev)

diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c
index ff738e9..d8c5315 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c
@@ -334,6 +334,8 @@ static void gfxhub_v2_1_setup_vmid_config(struct amdgpu_device *adev)
                                    i * hub->ctx_addr_distance,
                                    upper_32_bits(adev->vm_manager.max_pfn - 1));
        }
+
+       hub->vm_cntx_cntl = tmp;
 }
 
 static void gfxhub_v2_1_program_invalidation(struct amdgpu_device *adev)

diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v3_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v3_0.c
index 47f0e4d..5eccaa2 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v3_0.c
@@ -335,6 +335,8 @@ static void gfxhub_v3_0_setup_vmid_config(struct amdgpu_device *adev)
                                    i * hub->ctx_addr_distance,
                                    upper_32_bits(adev->vm_manager.max_pfn - 1));
        }
+
+       hub->vm_cntx_cntl = tmp;
 }
 
 static void gfxhub_v3_0_program_invalidation(struct amdgpu_device *adev)

diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
index 636abd8..4d304f2 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
@@ -408,6 +408,8 @@ static void mmhub_v2_0_setup_vmid_config(struct amdgpu_device *adev)
                                    i * hub->ctx_addr_distance,
                                    upper_32_bits(adev->vm_manager.max_pfn - 1));
        }
+
+       hub->vm_cntx_cntl = tmp;
 }
 
 static void mmhub_v2_0_program_invalidation(struct amdgpu_device *adev)

diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
index ff44c53..1b027d0 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
@@ -324,6 +324,8 @@ static void mmhub_v2_3_setup_vmid_config(struct amdgpu_device *adev)
                                    i * hub->ctx_addr_distance,
                                    upper_32_bits(adev->vm_manager.max_pfn - 1));
        }
+
+       hub->vm_cntx_cntl = tmp;
 }
 
 static void mmhub_v2_3_program_invalidation(struct amdgpu_device *adev)

diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v3_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v3_0.c
index 74b5b2f..08a85a0 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v3_0.c
@@ -361,6 +361,8 @@ static void mmhub_v3_0_setup_vmid_config(struct amdgpu_device *adev)
                                    i * hub->ctx_addr_distance,
                                    upper_32_bits(adev->vm_manager.max_pfn - 1));
        }
+
+       hub->vm_cntx_cntl = tmp;
 }
 
 static void mmhub_v3_0_program_invalidation(struct amdgpu_device *adev)