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From: Rodrigo Vivi <rodrigo.vivi@intel.com>
To: Matthew Auld <matthew.auld@intel.com>
Cc: intel-xe@lists.freedesktop.org,
	"Matthew Brost" <matthew.brost@intel.com>,
	"Thomas Hellström" <thomas.hellstrom@linux.intel.com>
Subject: Re: [PATCH 3/7] drm/xe: Add XE_BO_FLAG_PINNED_NORESTORE
Date: Mon, 16 Dec 2024 12:23:00 -0500	[thread overview]
Message-ID: <Z2Bh9IFKqkzCSvYy@intel.com> (raw)
In-Reply-To: <20241216162941.86070-10-matthew.auld@intel.com>

On Mon, Dec 16, 2024 at 04:29:44PM +0000, Matthew Auld wrote:
> From: Matthew Brost <matthew.brost@intel.com>
> 
> Not all BOs need to be restored on resume / d3cold exit, add
> XE_BO_FLAG_PINNED_NO_RESTORE which skips restoring of BOs rather just
> allocates VRAM for the BO. This should slightly speedup resume / d3cold
> exit flows.
> 
> Marking GuC ADS, GuC CT, GuC log, GuC PC, and SA as NORESTORE.
> 
> v2:
>  - s/WONTNEED/NORESTORE (Vivi)
>  - Rebase on newly added g2g and backup object flow

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

> 
> Signed-off-by: Matthew Brost <matthew.brost@intel.com>
> Signed-off-by: Matthew Auld <matthew.auld@intel.com>
> Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
> ---
>  drivers/gpu/drm/xe/xe_bo.c      | 6 +++++-
>  drivers/gpu/drm/xe/xe_bo.h      | 9 +++++----
>  drivers/gpu/drm/xe/xe_guc.c     | 3 ++-
>  drivers/gpu/drm/xe/xe_guc_ads.c | 3 ++-
>  drivers/gpu/drm/xe/xe_guc_ct.c  | 3 ++-
>  drivers/gpu/drm/xe/xe_guc_log.c | 3 ++-
>  drivers/gpu/drm/xe/xe_guc_pc.c  | 3 ++-
>  drivers/gpu/drm/xe/xe_sa.c      | 3 ++-
>  8 files changed, 22 insertions(+), 11 deletions(-)
> 
> diff --git a/drivers/gpu/drm/xe/xe_bo.c b/drivers/gpu/drm/xe/xe_bo.c
> index e95909963e06..f08b725dd419 100644
> --- a/drivers/gpu/drm/xe/xe_bo.c
> +++ b/drivers/gpu/drm/xe/xe_bo.c
> @@ -860,6 +860,9 @@ int xe_bo_evict_pinned(struct xe_bo *bo)
>  	if (!xe_bo_is_vram(bo))
>  		goto out_unlock_bo;
>  
> +	if (bo->flags & XE_BO_FLAG_PINNED_NORESTORE)
> +		goto out_unlock_bo;
> +
>  	backup = xe_bo_create_locked(xe, NULL, NULL, bo->size, ttm_bo_type_kernel,
>  			      XE_BO_FLAG_SYSTEM | XE_BO_FLAG_NEEDS_CPU_ACCESS | XE_BO_FLAG_PINNED);
>  	if (IS_ERR(backup)) {
> @@ -1804,7 +1807,8 @@ int xe_managed_bo_reinit_in_vram(struct xe_device *xe, struct xe_tile *tile, str
>  	struct xe_bo *bo;
>  	u32 dst_flags = XE_BO_FLAG_VRAM_IF_DGFX(tile) | XE_BO_FLAG_GGTT;
>  
> -	dst_flags |= (*src)->flags & XE_BO_FLAG_GGTT_INVALIDATE;
> +	dst_flags |= (*src)->flags & (XE_BO_FLAG_GGTT_INVALIDATE |
> +				      XE_BO_FLAG_PINNED_NORESTORE);
>  
>  	xe_assert(xe, IS_DGFX(xe));
>  	xe_assert(xe, !(*src)->vmap.is_iomem);
> diff --git a/drivers/gpu/drm/xe/xe_bo.h b/drivers/gpu/drm/xe/xe_bo.h
> index a0ac2b9c903d..d75740b6e0a5 100644
> --- a/drivers/gpu/drm/xe/xe_bo.h
> +++ b/drivers/gpu/drm/xe/xe_bo.h
> @@ -39,10 +39,11 @@
>  #define XE_BO_FLAG_NEEDS_64K		BIT(15)
>  #define XE_BO_FLAG_NEEDS_2M		BIT(16)
>  #define XE_BO_FLAG_GGTT_INVALIDATE	BIT(17)
> -#define XE_BO_FLAG_GGTT0                BIT(18)
> -#define XE_BO_FLAG_GGTT1                BIT(19)
> -#define XE_BO_FLAG_GGTT2                BIT(20)
> -#define XE_BO_FLAG_GGTT3                BIT(21)
> +#define XE_BO_FLAG_PINNED_NORESTORE	BIT(18)
> +#define XE_BO_FLAG_GGTT0                BIT(19)
> +#define XE_BO_FLAG_GGTT1                BIT(20)
> +#define XE_BO_FLAG_GGTT2                BIT(21)
> +#define XE_BO_FLAG_GGTT3                BIT(22)
>  #define XE_BO_FLAG_GGTT_ALL             (XE_BO_FLAG_GGTT0 | \
>  					 XE_BO_FLAG_GGTT1 | \
>  					 XE_BO_FLAG_GGTT2 | \
> diff --git a/drivers/gpu/drm/xe/xe_guc.c b/drivers/gpu/drm/xe/xe_guc.c
> index 4e2868efb620..2fec35a81afd 100644
> --- a/drivers/gpu/drm/xe/xe_guc.c
> +++ b/drivers/gpu/drm/xe/xe_guc.c
> @@ -453,7 +453,8 @@ static int guc_g2g_alloc(struct xe_guc *guc)
>  					  XE_BO_FLAG_VRAM_IF_DGFX(tile) |
>  					  XE_BO_FLAG_GGTT |
>  					  XE_BO_FLAG_GGTT_ALL |
> -					  XE_BO_FLAG_GGTT_INVALIDATE);
> +					  XE_BO_FLAG_GGTT_INVALIDATE |
> +					  XE_BO_FLAG_PINNED_NORESTORE);
>  	if (IS_ERR(bo))
>  		return PTR_ERR(bo);
>  
> diff --git a/drivers/gpu/drm/xe/xe_guc_ads.c b/drivers/gpu/drm/xe/xe_guc_ads.c
> index 943146e5b460..887181c5395c 100644
> --- a/drivers/gpu/drm/xe/xe_guc_ads.c
> +++ b/drivers/gpu/drm/xe/xe_guc_ads.c
> @@ -413,7 +413,8 @@ int xe_guc_ads_init(struct xe_guc_ads *ads)
>  	bo = xe_managed_bo_create_pin_map(xe, tile, guc_ads_size(ads) + MAX_GOLDEN_LRC_SIZE,
>  					  XE_BO_FLAG_SYSTEM |
>  					  XE_BO_FLAG_GGTT |
> -					  XE_BO_FLAG_GGTT_INVALIDATE);
> +					  XE_BO_FLAG_GGTT_INVALIDATE |
> +					  XE_BO_FLAG_PINNED_NORESTORE);
>  	if (IS_ERR(bo))
>  		return PTR_ERR(bo);
>  
> diff --git a/drivers/gpu/drm/xe/xe_guc_ct.c b/drivers/gpu/drm/xe/xe_guc_ct.c
> index 7d33f3a11e61..390598babae9 100644
> --- a/drivers/gpu/drm/xe/xe_guc_ct.c
> +++ b/drivers/gpu/drm/xe/xe_guc_ct.c
> @@ -238,7 +238,8 @@ int xe_guc_ct_init(struct xe_guc_ct *ct)
>  	bo = xe_managed_bo_create_pin_map(xe, tile, guc_ct_size(),
>  					  XE_BO_FLAG_SYSTEM |
>  					  XE_BO_FLAG_GGTT |
> -					  XE_BO_FLAG_GGTT_INVALIDATE);
> +					  XE_BO_FLAG_GGTT_INVALIDATE |
> +					  XE_BO_FLAG_PINNED_NORESTORE);
>  	if (IS_ERR(bo))
>  		return PTR_ERR(bo);
>  
> diff --git a/drivers/gpu/drm/xe/xe_guc_log.c b/drivers/gpu/drm/xe/xe_guc_log.c
> index df4cfb698cdb..88e4348204a0 100644
> --- a/drivers/gpu/drm/xe/xe_guc_log.c
> +++ b/drivers/gpu/drm/xe/xe_guc_log.c
> @@ -261,7 +261,8 @@ int xe_guc_log_init(struct xe_guc_log *log)
>  	bo = xe_managed_bo_create_pin_map(xe, tile, guc_log_size(),
>  					  XE_BO_FLAG_SYSTEM |
>  					  XE_BO_FLAG_GGTT |
> -					  XE_BO_FLAG_GGTT_INVALIDATE);
> +					  XE_BO_FLAG_GGTT_INVALIDATE |
> +					  XE_BO_FLAG_PINNED_NORESTORE);
>  	if (IS_ERR(bo))
>  		return PTR_ERR(bo);
>  
> diff --git a/drivers/gpu/drm/xe/xe_guc_pc.c b/drivers/gpu/drm/xe/xe_guc_pc.c
> index e8b9faeaef64..7c7f04f0d574 100644
> --- a/drivers/gpu/drm/xe/xe_guc_pc.c
> +++ b/drivers/gpu/drm/xe/xe_guc_pc.c
> @@ -1086,7 +1086,8 @@ int xe_guc_pc_init(struct xe_guc_pc *pc)
>  	bo = xe_managed_bo_create_pin_map(xe, tile, size,
>  					  XE_BO_FLAG_VRAM_IF_DGFX(tile) |
>  					  XE_BO_FLAG_GGTT |
> -					  XE_BO_FLAG_GGTT_INVALIDATE);
> +					  XE_BO_FLAG_GGTT_INVALIDATE |
> +					  XE_BO_FLAG_PINNED_NORESTORE);
>  	if (IS_ERR(bo))
>  		return PTR_ERR(bo);
>  
> diff --git a/drivers/gpu/drm/xe/xe_sa.c b/drivers/gpu/drm/xe/xe_sa.c
> index e055bed7ae55..d26e6d52d01f 100644
> --- a/drivers/gpu/drm/xe/xe_sa.c
> +++ b/drivers/gpu/drm/xe/xe_sa.c
> @@ -49,7 +49,8 @@ struct xe_sa_manager *xe_sa_bo_manager_init(struct xe_tile *tile, u32 size, u32
>  	bo = xe_managed_bo_create_pin_map(xe, tile, size,
>  					  XE_BO_FLAG_VRAM_IF_DGFX(tile) |
>  					  XE_BO_FLAG_GGTT |
> -					  XE_BO_FLAG_GGTT_INVALIDATE);
> +					  XE_BO_FLAG_GGTT_INVALIDATE |
> +					  XE_BO_FLAG_PINNED_NORESTORE);
>  	if (IS_ERR(bo)) {
>  		drm_err(&xe->drm, "failed to allocate bo for sa manager: %ld\n",
>  			PTR_ERR(bo));
> -- 
> 2.47.1
> 

  reply	other threads:[~2024-12-16 17:23 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-12-16 16:29 [PATCH 1/7] drm/xe: use backup object for pinned save/restore Matthew Auld
2024-12-16 16:29 ` [PATCH 2/7] drm/xe: split pinned save/restore into phases Matthew Auld
2024-12-16 16:29 ` [PATCH 3/7] drm/xe: Add XE_BO_FLAG_PINNED_NORESTORE Matthew Auld
2024-12-16 17:23   ` Rodrigo Vivi [this message]
2024-12-16 16:29 ` [PATCH 4/7] drm/xe: add XE_BO_FLAG_PINNED_EARLY_RESTORE Matthew Auld
2024-12-16 16:29 ` [PATCH 5/7] drm/xe: unconditionally apply PINNED for pin_map() Matthew Auld
2024-12-16 16:29 ` [PATCH 6/7] drm/xe: allow non-contig VRAM kernel BO Matthew Auld
2024-12-16 16:29 ` [PATCH 7/7] drm/xe/sriov: support non-contig VRAM provisioning Matthew Auld
2024-12-16 16:38 ` ✓ CI.Patch_applied: success for series starting with [1/7] drm/xe: use backup object for pinned save/restore Patchwork
2024-12-16 16:39 ` ✗ CI.checkpatch: warning " Patchwork
2024-12-16 16:40 ` ✓ CI.KUnit: success " Patchwork
2024-12-16 16:58 ` ✓ CI.Build: " Patchwork
2024-12-16 17:00 ` ✗ CI.Hooks: failure " Patchwork
2024-12-16 17:02 ` ✓ CI.checksparse: success " Patchwork
2024-12-16 17:35 ` ✗ Xe.CI.BAT: failure " Patchwork
2024-12-16 18:56 ` [PATCH 1/7] " Matthew Auld
2024-12-16 18:59 ` ✗ Xe.CI.Full: failure for series starting with [1/7] " Patchwork

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