[PATCH 2/4] drm/amdgpu: cleanup vm_size handling
Alex Deucher
alexdeucher at gmail.com
Thu Nov 9 16:28:55 UTC 2017
On Thu, Nov 9, 2017 at 9:49 AM, Christian König
<ckoenig.leichtzumerken at gmail.com> wrote:
> It's pointless to have the same value twice, just always use max_pfn.
>
> Signed-off-by: Christian König <christian.koenig at amd.com>
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 18 +++++++++---------
> drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 7 +++----
> 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 -
> drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 13 +++++--------
> 6 files changed, 17 insertions(+), 24 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> index 407d3dad8f97..94500358eccc 100644
> --- 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 aa914256b4bc..c7b796c12775 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
> @@ -220,7 +220,6 @@ 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 */
> @@ -312,9 +311,9 @@ 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 d2a43db22cff..c8e47c36608e 100644
> --- 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 6c6a7e14359c..2b7338e22409 100644
> --- 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 edbe0df24d90..e30a96a8f49b 100644
> --- 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 91fc097abdfc..16bba97e704a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> @@ -555,7 +555,7 @@ 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);
> @@ -573,7 +573,7 @@ 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);
> @@ -582,10 +582,9 @@ 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,
> @@ -596,8 +595,6 @@ 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.
> --
> 2.11.0
>
> _______________________________________________
> amd-gfx mailing list
> amd-gfx at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
More information about the amd-gfx
mailing list