[PATCH 08/11] drm/amdgpu: move SYSVM struct and function into amdgpu_sysvm.h

Alex Deucher alexdeucher at gmail.com
Thu Jul 6 16:24:00 UTC 2017


On Mon, Jul 3, 2017 at 5:44 AM, Christian König <deathsimple at vodafone.de> wrote:
> From: Christian König <christian.koenig at amd.com>
>
> No functional change.
>
> Signed-off-by: Christian König <christian.koenig at amd.com>

I agree with what the patch does, but I'd prefer gart to sysvm for the naming.
Acked-by: Alex Deucher <alexander.deucher at amd.com>

> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu.h       | 48 +------------------
>  drivers/gpu/drm/amd/amdgpu/amdgpu_sysvm.h | 77 +++++++++++++++++++++++++++++++
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h   |  1 +
>  3 files changed, 79 insertions(+), 47 deletions(-)
>  create mode 100644 drivers/gpu/drm/amd/amdgpu/amdgpu_sysvm.h
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> index abe191f..a2c0eac 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> @@ -69,6 +69,7 @@
>
>  #include "gpu_scheduler.h"
>  #include "amdgpu_virt.h"
> +#include "amdgpu_sysvm.h"
>
>  /*
>   * Modules parameters.
> @@ -534,53 +535,6 @@ int amdgpu_fence_slab_init(void);
>  void amdgpu_fence_slab_fini(void);
>
>  /*
> - * GART structures, functions & helpers
> - */
> -struct amdgpu_mc;
> -
> -#define AMDGPU_GPU_PAGE_SIZE 4096
> -#define AMDGPU_GPU_PAGE_MASK (AMDGPU_GPU_PAGE_SIZE - 1)
> -#define AMDGPU_GPU_PAGE_SHIFT 12
> -#define AMDGPU_GPU_PAGE_ALIGN(a) (((a) + AMDGPU_GPU_PAGE_MASK) & ~AMDGPU_GPU_PAGE_MASK)
> -
> -struct amdgpu_sysvm {
> -       dma_addr_t                      table_addr;
> -       struct amdgpu_bo                *robj;
> -       void                            *ptr;
> -       unsigned                        num_gpu_pages;
> -       unsigned                        num_cpu_pages;
> -       unsigned                        table_size;
> -#ifdef CONFIG_DRM_AMDGPU_SYSVM_DEBUGFS
> -       struct page                     **pages;
> -#endif
> -       bool                            ready;
> -
> -       /* Asic default pte flags */
> -       uint64_t                        sysvm_pte_flags;
> -
> -       const struct amdgpu_sysvm_funcs *sysvm_funcs;
> -};
> -
> -void amdgpu_sysvm_set_defaults(struct amdgpu_device *adev);
> -int amdgpu_sysvm_table_ram_alloc(struct amdgpu_device *adev);
> -void amdgpu_sysvm_table_ram_free(struct amdgpu_device *adev);
> -int amdgpu_sysvm_table_vram_alloc(struct amdgpu_device *adev);
> -void amdgpu_sysvm_table_vram_free(struct amdgpu_device *adev);
> -int amdgpu_sysvm_table_vram_pin(struct amdgpu_device *adev);
> -void amdgpu_sysvm_table_vram_unpin(struct amdgpu_device *adev);
> -int amdgpu_sysvm_init(struct amdgpu_device *adev);
> -void amdgpu_sysvm_fini(struct amdgpu_device *adev);
> -int amdgpu_sysvm_unbind(struct amdgpu_device *adev, uint64_t offset,
> -                       int pages);
> -int amdgpu_sysvm_map(struct amdgpu_device *adev, uint64_t offset,
> -                   int pages, dma_addr_t *dma_addr, uint64_t flags,
> -                   void *dst);
> -int amdgpu_sysvm_bind(struct amdgpu_device *adev, uint64_t offset,
> -                    int pages, struct page **pagelist,
> -                    dma_addr_t *dma_addr, uint64_t flags);
> -int amdgpu_ttm_recover_gart(struct amdgpu_device *adev);
> -
> -/*
>   * VMHUB structures, functions & helpers
>   */
>  struct amdgpu_vmhub {
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sysvm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_sysvm.h
> new file mode 100644
> index 0000000..7846765
> --- /dev/null
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sysvm.h
> @@ -0,0 +1,77 @@
> +/*
> + * Copyright 2017 Advanced Micro Devices, Inc.
> + *
> + * Permission is hereby granted, free of charge, to any person obtaining a
> + * copy of this software and associated documentation files (the "Software"),
> + * to deal in the Software without restriction, including without limitation
> + * the rights to use, copy, modify, merge, publish, distribute, sublicense,
> + * and/or sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following conditions:
> + *
> + * The above copyright notice and this permission notice shall be included in
> + * all copies or substantial portions of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
> + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
> + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
> + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> + * OTHER DEALINGS IN THE SOFTWARE.
> + *
> + */
> +
> +#ifndef __AMDGPU_SYSVM_H__
> +#define __AMDGPU_SYSVM_H__
> +
> +#include <linux/types.h>
> +
> +/*
> + * SYSVM structures, functions & helpers
> + */
> +struct amdgpu_device;
> +struct amdgpu_bo;
> +struct amdgpu_sysvm_funcs;
> +
> +#define AMDGPU_GPU_PAGE_SIZE 4096
> +#define AMDGPU_GPU_PAGE_MASK (AMDGPU_GPU_PAGE_SIZE - 1)
> +#define AMDGPU_GPU_PAGE_SHIFT 12
> +#define AMDGPU_GPU_PAGE_ALIGN(a) (((a) + AMDGPU_GPU_PAGE_MASK) & ~AMDGPU_GPU_PAGE_MASK)
> +
> +struct amdgpu_sysvm {
> +       dma_addr_t                      table_addr;
> +       struct amdgpu_bo                *robj;
> +       void                            *ptr;
> +       unsigned                        num_gpu_pages;
> +       unsigned                        num_cpu_pages;
> +       unsigned                        table_size;
> +#ifdef CONFIG_DRM_AMDGPU_SYSVM_DEBUGFS
> +       struct page                     **pages;
> +#endif
> +       bool                            ready;
> +
> +       /* Asic default pte flags */
> +       uint64_t                        sysvm_pte_flags;
> +
> +       const struct amdgpu_sysvm_funcs *sysvm_funcs;
> +};
> +
> +void amdgpu_sysvm_set_defaults(struct amdgpu_device *adev);
> +int amdgpu_sysvm_table_ram_alloc(struct amdgpu_device *adev);
> +void amdgpu_sysvm_table_ram_free(struct amdgpu_device *adev);
> +int amdgpu_sysvm_table_vram_alloc(struct amdgpu_device *adev);
> +void amdgpu_sysvm_table_vram_free(struct amdgpu_device *adev);
> +int amdgpu_sysvm_table_vram_pin(struct amdgpu_device *adev);
> +void amdgpu_sysvm_table_vram_unpin(struct amdgpu_device *adev);
> +int amdgpu_sysvm_init(struct amdgpu_device *adev);
> +void amdgpu_sysvm_fini(struct amdgpu_device *adev);
> +int amdgpu_sysvm_unbind(struct amdgpu_device *adev, uint64_t offset,
> +                       int pages);
> +int amdgpu_sysvm_map(struct amdgpu_device *adev, uint64_t offset,
> +                   int pages, dma_addr_t *dma_addr, uint64_t flags,
> +                   void *dst);
> +int amdgpu_sysvm_bind(struct amdgpu_device *adev, uint64_t offset,
> +                    int pages, struct page **pagelist,
> +                    dma_addr_t *dma_addr, uint64_t flags);
> +
> +#endif
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
> index 1443038..9cd435c 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
> @@ -80,5 +80,6 @@ int amdgpu_fill_buffer(struct amdgpu_bo *bo,
>  int amdgpu_mmap(struct file *filp, struct vm_area_struct *vma);
>  bool amdgpu_ttm_is_bound(struct ttm_tt *ttm);
>  int amdgpu_ttm_bind(struct ttm_buffer_object *bo, struct ttm_mem_reg *bo_mem);
> +int amdgpu_ttm_recover_gart(struct amdgpu_device *adev);
>
>  #endif
> --
> 2.7.4
>
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