drm/amdgpu: cleanup vm_size handling

It's pointless to have the same value twice, just always use max_pfn.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 1e727da..122379d 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -2576,27 +2576,27 @@ void amdgpu_vm_set_fragment_size(struct amdgpu_device *adev,
  * @adev: amdgpu_device pointer
  * @vm_size: the default vm size if it's set auto
  */
-void amdgpu_vm_adjust_size(struct amdgpu_device *adev, uint64_t vm_size,
+void amdgpu_vm_adjust_size(struct amdgpu_device *adev, uint32_t vm_size,
                           uint32_t fragment_size_default)
 {
        /* adjust vm size firstly */
-       if (amdgpu_vm_size == -1)
-               adev->vm_manager.vm_size = vm_size;
-       else
-               adev->vm_manager.vm_size = amdgpu_vm_size;
+       if (amdgpu_vm_size != -1)
+               vm_size = amdgpu_vm_size;
+
+       adev->vm_manager.max_pfn = (uint64_t)vm_size << 18;
 
        /* block size depends on vm size */
        if (amdgpu_vm_block_size == -1)
                adev->vm_manager.block_size =
-                       amdgpu_vm_get_block_size(adev->vm_manager.vm_size);
+                       amdgpu_vm_get_block_size(vm_size);
        else
                adev->vm_manager.block_size = amdgpu_vm_block_size;
 
        amdgpu_vm_set_fragment_size(adev, fragment_size_default);
 
-       DRM_INFO("vm size is %llu GB, block size is %u-bit, fragment size is %u-bit\n",
-               adev->vm_manager.vm_size, adev->vm_manager.block_size,
-               adev->vm_manager.fragment_size);
+       DRM_INFO("vm size is %u GB, block size is %u-bit, fragment size is %u-bit\n",
+                vm_size, adev->vm_manager.block_size,
+                adev->vm_manager.fragment_size);
 }
 
 /**

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
index bae7735..e8f8896 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
@@ -221,7 +221,6 @@ struct amdgpu_vm_manager {
 
        uint64_t                                max_pfn;
        uint32_t                                num_level;
-       uint64_t                                vm_size;
        uint32_t                                block_size;
        uint32_t                                fragment_size;
        /* vram base address for page table entry  */
@@ -313,9 +312,9 @@ struct amdgpu_bo_va_mapping *amdgpu_vm_bo_lookup_mapping(struct amdgpu_vm *vm,
 void amdgpu_vm_bo_rmv(struct amdgpu_device *adev,
                      struct amdgpu_bo_va *bo_va);
 void amdgpu_vm_set_fragment_size(struct amdgpu_device *adev,
-                               uint32_t fragment_size_default);
-void amdgpu_vm_adjust_size(struct amdgpu_device *adev, uint64_t vm_size,
-                               uint32_t fragment_size_default);
+                                uint32_t fragment_size_default);
+void amdgpu_vm_adjust_size(struct amdgpu_device *adev, uint32_t vm_size,
+                          uint32_t fragment_size_default);
 int amdgpu_vm_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
 bool amdgpu_vm_need_pipeline_sync(struct amdgpu_ring *ring,
                                  struct amdgpu_job *job);

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
index d2a43db..c8e47c3 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
@@ -838,7 +838,6 @@ static int gmc_v6_0_sw_init(void *handle)
                return r;
 
        amdgpu_vm_adjust_size(adev, 64, 9);
-       adev->vm_manager.max_pfn = adev->vm_manager.vm_size << 18;
 
        adev->mc.mc_mask = 0xffffffffffULL;
 

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
index 6c6a7e1..2b7338e 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
@@ -978,7 +978,6 @@ static int gmc_v7_0_sw_init(void *handle)
         * Max GPUVM size for cayman and SI is 40 bits.
         */
        amdgpu_vm_adjust_size(adev, 64, 9);
-       adev->vm_manager.max_pfn = adev->vm_manager.vm_size << 18;
 
        /* Set the internal MC address mask
         * This is the max address of the GPU's

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
index edbe0df..e30a96a 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
@@ -1075,7 +1075,6 @@ static int gmc_v8_0_sw_init(void *handle)
         * Max GPUVM size for cayman and SI is 40 bits.
         */
        amdgpu_vm_adjust_size(adev, 64, 9);
-       adev->vm_manager.max_pfn = adev->vm_manager.vm_size << 18;
 
        /* Set the internal MC address mask
         * This is the max address of the GPU's

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 69c9af7..b067b46 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -564,7 +564,7 @@ static int gmc_v9_0_sw_init(void *handle)
        case CHIP_RAVEN:
                adev->mc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
                if (adev->rev_id == 0x0 || adev->rev_id == 0x1) {
-                       adev->vm_manager.vm_size = 1U << 18;
+                       adev->vm_manager.max_pfn = 1ULL << 36;
                        adev->vm_manager.block_size = 9;
                        adev->vm_manager.num_level = 3;
                        amdgpu_vm_set_fragment_size(adev, 9);
@@ -582,7 +582,7 @@ static int gmc_v9_0_sw_init(void *handle)
                 * vm size is 256TB (48bit), maximum size of Vega10,
                 * block size 512 (9bit)
                 */
-               adev->vm_manager.vm_size = 1U << 18;
+               adev->vm_manager.max_pfn = 1ULL << 36;
                adev->vm_manager.block_size = 9;
                adev->vm_manager.num_level = 3;
                amdgpu_vm_set_fragment_size(adev, 9);
@@ -591,10 +591,9 @@ static int gmc_v9_0_sw_init(void *handle)
                break;
        }
 
-       DRM_INFO("vm size is %llu GB, block size is %u-bit,fragment size is %u-bit\n",
-                       adev->vm_manager.vm_size,
-                       adev->vm_manager.block_size,
-                       adev->vm_manager.fragment_size);
+       DRM_INFO("vm size is %llu GB, block size is %u-bit, fragment size is %u-bit\n",
+                adev->vm_manager.max_pfn >> 18, adev->vm_manager.block_size,
+                adev->vm_manager.fragment_size);
 
        /* This interrupt is VMC page fault.*/
        r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_VMC, 0,
@@ -605,8 +604,6 @@ static int gmc_v9_0_sw_init(void *handle)
        if (r)
                return r;
 
-       adev->vm_manager.max_pfn = adev->vm_manager.vm_size << 18;
-
        /* Set the internal MC address mask
         * This is the max address of the GPU's
         * internal address space.