[Intel-gfx] [PATCH v9 66/70] drm/i915: Add ww parameter to get_pages() callback
Daniel Vetter
daniel at ffwll.ch
Wed Mar 24 17:20:57 UTC 2021
On Tue, Mar 23, 2021 at 04:50:55PM +0100, Maarten Lankhorst wrote:
> We will need this to support eviction with lmem, so
> explicitly pass ww as a parameter.
>
> Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
I'm leaving this and later patches out for now. Would be good to
fast-track the bsw fix, but the others are for lmem enabling, so imo can
go in through the usual way.
-Daniel
> ---
> drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c | 3 ++-
> drivers/gpu/drm/i915/gem/i915_gem_internal.c | 3 ++-
> drivers/gpu/drm/i915/gem/i915_gem_object_types.h | 3 ++-
> drivers/gpu/drm/i915/gem/i915_gem_pages.c | 2 +-
> drivers/gpu/drm/i915/gem/i915_gem_region.c | 3 ++-
> drivers/gpu/drm/i915/gem/i915_gem_region.h | 4 +++-
> drivers/gpu/drm/i915/gem/i915_gem_shmem.c | 3 ++-
> drivers/gpu/drm/i915/gem/i915_gem_stolen.c | 3 ++-
> drivers/gpu/drm/i915/gem/i915_gem_userptr.c | 3 ++-
> drivers/gpu/drm/i915/gem/selftests/huge_gem_object.c | 3 ++-
> drivers/gpu/drm/i915/gem/selftests/huge_pages.c | 9 ++++++---
> drivers/gpu/drm/i915/gvt/dmabuf.c | 3 ++-
> drivers/gpu/drm/i915/selftests/i915_gem_gtt.c | 3 ++-
> 13 files changed, 30 insertions(+), 15 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c
> index 0926e0895ee6..1b3998c066a7 100644
> --- a/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c
> +++ b/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c
> @@ -199,7 +199,8 @@ struct dma_buf *i915_gem_prime_export(struct drm_gem_object *gem_obj, int flags)
> return drm_gem_dmabuf_export(gem_obj->dev, &exp_info);
> }
>
> -static int i915_gem_object_get_pages_dmabuf(struct drm_i915_gem_object *obj)
> +static int i915_gem_object_get_pages_dmabuf(struct drm_i915_gem_object *obj,
> + struct i915_gem_ww_ctx *ww)
> {
> struct sg_table *pages;
> unsigned int sg_page_sizes;
> diff --git a/drivers/gpu/drm/i915/gem/i915_gem_internal.c b/drivers/gpu/drm/i915/gem/i915_gem_internal.c
> index 21cc40897ca8..90777fb5f5e0 100644
> --- a/drivers/gpu/drm/i915/gem/i915_gem_internal.c
> +++ b/drivers/gpu/drm/i915/gem/i915_gem_internal.c
> @@ -30,7 +30,8 @@ static void internal_free_pages(struct sg_table *st)
> kfree(st);
> }
>
> -static int i915_gem_object_get_pages_internal(struct drm_i915_gem_object *obj)
> +static int i915_gem_object_get_pages_internal(struct drm_i915_gem_object *obj,
> + struct i915_gem_ww_ctx *ww)
> {
> struct drm_i915_private *i915 = to_i915(obj->base.dev);
> struct sg_table *st;
> diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object_types.h b/drivers/gpu/drm/i915/gem/i915_gem_object_types.h
> index a5bc42c7087a..280f54a75ab1 100644
> --- a/drivers/gpu/drm/i915/gem/i915_gem_object_types.h
> +++ b/drivers/gpu/drm/i915/gem/i915_gem_object_types.h
> @@ -50,7 +50,8 @@ struct drm_i915_gem_object_ops {
> * being released or under memory pressure (where we attempt to
> * reap pages for the shrinker).
> */
> - int (*get_pages)(struct drm_i915_gem_object *obj);
> + int (*get_pages)(struct drm_i915_gem_object *obj,
> + struct i915_gem_ww_ctx *ww);
> void (*put_pages)(struct drm_i915_gem_object *obj,
> struct sg_table *pages);
> void (*truncate)(struct drm_i915_gem_object *obj);
> diff --git a/drivers/gpu/drm/i915/gem/i915_gem_pages.c b/drivers/gpu/drm/i915/gem/i915_gem_pages.c
> index aed8a37ccdc9..58e222030e10 100644
> --- a/drivers/gpu/drm/i915/gem/i915_gem_pages.c
> +++ b/drivers/gpu/drm/i915/gem/i915_gem_pages.c
> @@ -100,7 +100,7 @@ int ____i915_gem_object_get_pages(struct drm_i915_gem_object *obj)
> return -EFAULT;
> }
>
> - err = obj->ops->get_pages(obj);
> + err = obj->ops->get_pages(obj, NULL);
> GEM_BUG_ON(!err && !i915_gem_object_has_pages(obj));
>
> return err;
> diff --git a/drivers/gpu/drm/i915/gem/i915_gem_region.c b/drivers/gpu/drm/i915/gem/i915_gem_region.c
> index 6a84fb6dde24..6cb8b70c19bf 100644
> --- a/drivers/gpu/drm/i915/gem/i915_gem_region.c
> +++ b/drivers/gpu/drm/i915/gem/i915_gem_region.c
> @@ -20,7 +20,8 @@ i915_gem_object_put_pages_buddy(struct drm_i915_gem_object *obj,
> }
>
> int
> -i915_gem_object_get_pages_buddy(struct drm_i915_gem_object *obj)
> +i915_gem_object_get_pages_buddy(struct drm_i915_gem_object *obj,
> + struct i915_gem_ww_ctx *ww)
> {
> const u64 max_segment = i915_sg_segment_size();
> struct intel_memory_region *mem = obj->mm.region;
> diff --git a/drivers/gpu/drm/i915/gem/i915_gem_region.h b/drivers/gpu/drm/i915/gem/i915_gem_region.h
> index ebddc86d78f7..c6f250aac925 100644
> --- a/drivers/gpu/drm/i915/gem/i915_gem_region.h
> +++ b/drivers/gpu/drm/i915/gem/i915_gem_region.h
> @@ -9,10 +9,12 @@
> #include <linux/types.h>
>
> struct intel_memory_region;
> +struct i915_gem_ww_ctx;
> struct drm_i915_gem_object;
> struct sg_table;
>
> -int i915_gem_object_get_pages_buddy(struct drm_i915_gem_object *obj);
> +int i915_gem_object_get_pages_buddy(struct drm_i915_gem_object *obj,
> + struct i915_gem_ww_ctx *ww);
> void i915_gem_object_put_pages_buddy(struct drm_i915_gem_object *obj,
> struct sg_table *pages);
>
> diff --git a/drivers/gpu/drm/i915/gem/i915_gem_shmem.c b/drivers/gpu/drm/i915/gem/i915_gem_shmem.c
> index a9bfa66c8da1..3f80a017959a 100644
> --- a/drivers/gpu/drm/i915/gem/i915_gem_shmem.c
> +++ b/drivers/gpu/drm/i915/gem/i915_gem_shmem.c
> @@ -25,7 +25,8 @@ static void check_release_pagevec(struct pagevec *pvec)
> cond_resched();
> }
>
> -static int shmem_get_pages(struct drm_i915_gem_object *obj)
> +static int shmem_get_pages(struct drm_i915_gem_object *obj,
> + struct i915_gem_ww_ctx *ww)
> {
> struct drm_i915_private *i915 = to_i915(obj->base.dev);
> struct intel_memory_region *mem = obj->mm.region;
> diff --git a/drivers/gpu/drm/i915/gem/i915_gem_stolen.c b/drivers/gpu/drm/i915/gem/i915_gem_stolen.c
> index b0597de206de..5b732b0fe5ce 100644
> --- a/drivers/gpu/drm/i915/gem/i915_gem_stolen.c
> +++ b/drivers/gpu/drm/i915/gem/i915_gem_stolen.c
> @@ -568,7 +568,8 @@ i915_pages_create_for_stolen(struct drm_device *dev,
> return st;
> }
>
> -static int i915_gem_object_get_pages_stolen(struct drm_i915_gem_object *obj)
> +static int i915_gem_object_get_pages_stolen(struct drm_i915_gem_object *obj,
> + struct i915_gem_ww_ctx *ww)
> {
> struct sg_table *pages =
> i915_pages_create_for_stolen(obj->base.dev,
> diff --git a/drivers/gpu/drm/i915/gem/i915_gem_userptr.c b/drivers/gpu/drm/i915/gem/i915_gem_userptr.c
> index 09b4219eab5d..693d0dbe9ed2 100644
> --- a/drivers/gpu/drm/i915/gem/i915_gem_userptr.c
> +++ b/drivers/gpu/drm/i915/gem/i915_gem_userptr.c
> @@ -126,7 +126,8 @@ static void i915_gem_object_userptr_drop_ref(struct drm_i915_gem_object *obj)
> }
> }
>
> -static int i915_gem_userptr_get_pages(struct drm_i915_gem_object *obj)
> +static int i915_gem_userptr_get_pages(struct drm_i915_gem_object *obj,
> + struct i915_gem_ww_ctx *ww)
> {
> struct drm_i915_private *i915 = to_i915(obj->base.dev);
> const unsigned long num_pages = obj->base.size >> PAGE_SHIFT;
> diff --git a/drivers/gpu/drm/i915/gem/selftests/huge_gem_object.c b/drivers/gpu/drm/i915/gem/selftests/huge_gem_object.c
> index 0c8ecfdf5405..6ce237a5e38d 100644
> --- a/drivers/gpu/drm/i915/gem/selftests/huge_gem_object.c
> +++ b/drivers/gpu/drm/i915/gem/selftests/huge_gem_object.c
> @@ -25,7 +25,8 @@ static void huge_free_pages(struct drm_i915_gem_object *obj,
> kfree(pages);
> }
>
> -static int huge_get_pages(struct drm_i915_gem_object *obj)
> +static int huge_get_pages(struct drm_i915_gem_object *obj,
> + struct i915_gem_ww_ctx *ww)
> {
> #define GFP (GFP_KERNEL | __GFP_NOWARN | __GFP_RETRY_MAYFAIL)
> const unsigned long nreal = obj->scratch / PAGE_SIZE;
> diff --git a/drivers/gpu/drm/i915/gem/selftests/huge_pages.c b/drivers/gpu/drm/i915/gem/selftests/huge_pages.c
> index d85ca79ac433..80eeb59aae67 100644
> --- a/drivers/gpu/drm/i915/gem/selftests/huge_pages.c
> +++ b/drivers/gpu/drm/i915/gem/selftests/huge_pages.c
> @@ -56,7 +56,8 @@ static void huge_pages_free_pages(struct sg_table *st)
> kfree(st);
> }
>
> -static int get_huge_pages(struct drm_i915_gem_object *obj)
> +static int get_huge_pages(struct drm_i915_gem_object *obj,
> + struct i915_gem_ww_ctx *ww)
> {
> #define GFP (GFP_KERNEL | __GFP_NOWARN | __GFP_NORETRY)
> unsigned int page_mask = obj->mm.page_mask;
> @@ -179,7 +180,8 @@ huge_pages_object(struct drm_i915_private *i915,
> return obj;
> }
>
> -static int fake_get_huge_pages(struct drm_i915_gem_object *obj)
> +static int fake_get_huge_pages(struct drm_i915_gem_object *obj,
> + struct i915_gem_ww_ctx *ww)
> {
> struct drm_i915_private *i915 = to_i915(obj->base.dev);
> const u64 max_len = rounddown_pow_of_two(UINT_MAX);
> @@ -234,7 +236,8 @@ static int fake_get_huge_pages(struct drm_i915_gem_object *obj)
> return 0;
> }
>
> -static int fake_get_huge_pages_single(struct drm_i915_gem_object *obj)
> +static int fake_get_huge_pages_single(struct drm_i915_gem_object *obj,
> + struct i915_gem_ww_ctx *ww)
> {
> struct drm_i915_private *i915 = to_i915(obj->base.dev);
> struct sg_table *st;
> diff --git a/drivers/gpu/drm/i915/gvt/dmabuf.c b/drivers/gpu/drm/i915/gvt/dmabuf.c
> index d4f883f35b95..609257aaf711 100644
> --- a/drivers/gpu/drm/i915/gvt/dmabuf.c
> +++ b/drivers/gpu/drm/i915/gvt/dmabuf.c
> @@ -55,7 +55,8 @@ static void vgpu_unpin_dma_address(struct intel_vgpu *vgpu,
> }
>
> static int vgpu_gem_get_pages(
> - struct drm_i915_gem_object *obj)
> + struct drm_i915_gem_object *obj,
> + struct i915_gem_ww_ctx *ww)
> {
> struct drm_i915_private *dev_priv = to_i915(obj->base.dev);
> struct intel_vgpu *vgpu;
> diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
> index 2e4f06eaacc1..fc92fed7a04a 100644
> --- a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
> +++ b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
> @@ -50,7 +50,8 @@ static void fake_free_pages(struct drm_i915_gem_object *obj,
> kfree(pages);
> }
>
> -static int fake_get_pages(struct drm_i915_gem_object *obj)
> +static int fake_get_pages(struct drm_i915_gem_object *obj,
> + struct i915_gem_ww_ctx *ww)
> {
> #define GFP (GFP_KERNEL | __GFP_NOWARN | __GFP_NORETRY)
> #define PFN_BIAS 0x1000
> --
> 2.31.0
>
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--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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