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From: Matthew Brost <matthew.brost@intel.com>
To: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: <intel-xe@lists.freedesktop.org>, <intel-gfx@lists.freedesktop.org>
Subject: Re: [PATCH v3 06/12] drm/xe: Use xe_ggtt_map_bo_unlocked for resume
Date: Fri, 4 Oct 2024 06:27:52 +0000	[thread overview]
Message-ID: <Zv+K6DEdS9tpNZU7@DUT025-TGLU.fm.intel.com> (raw)
In-Reply-To: <20241003154421.33805-7-maarten.lankhorst@linux.intel.com>

On Thu, Oct 03, 2024 at 05:44:15PM +0200, Maarten Lankhorst wrote:
> This is the first step to hide the details of struct xe_ggtt.
> 
> Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>

Reviewed-by: Matthew Brost <matthew.brost@intel.com>

> ---
>  drivers/gpu/drm/xe/xe_bo_evict.c |  9 ++-------
>  drivers/gpu/drm/xe/xe_ggtt.c     | 16 +++++++++++++++-
>  drivers/gpu/drm/xe/xe_ggtt.h     |  2 +-
>  3 files changed, 18 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/gpu/drm/xe/xe_bo_evict.c b/drivers/gpu/drm/xe/xe_bo_evict.c
> index 541b49007d738..788c071af92e0 100644
> --- a/drivers/gpu/drm/xe/xe_bo_evict.c
> +++ b/drivers/gpu/drm/xe/xe_bo_evict.c
> @@ -146,13 +146,8 @@ int xe_bo_restore_kernel(struct xe_device *xe)
>  			return ret;
>  		}
>  
> -		if (bo->flags & XE_BO_FLAG_GGTT) {
> -			struct xe_tile *tile = bo->tile;
> -
> -			mutex_lock(&tile->mem.ggtt->lock);
> -			xe_ggtt_map_bo(tile->mem.ggtt, bo);
> -			mutex_unlock(&tile->mem.ggtt->lock);
> -		}
> +		if (bo->flags & XE_BO_FLAG_GGTT)
> +			xe_ggtt_map_bo_unlocked(bo->tile->mem.ggtt, bo);
>  
>  		/*
>  		 * We expect validate to trigger a move VRAM and our move code
> diff --git a/drivers/gpu/drm/xe/xe_ggtt.c b/drivers/gpu/drm/xe/xe_ggtt.c
> index f68af56c3f865..1ffc0917e28fe 100644
> --- a/drivers/gpu/drm/xe/xe_ggtt.c
> +++ b/drivers/gpu/drm/xe/xe_ggtt.c
> @@ -579,7 +579,7 @@ bool xe_ggtt_node_allocated(const struct xe_ggtt_node *node)
>   * @ggtt: the &xe_ggtt where node will be mapped
>   * @bo: the &xe_bo to be mapped
>   */
> -void xe_ggtt_map_bo(struct xe_ggtt *ggtt, struct xe_bo *bo)
> +static void xe_ggtt_map_bo(struct xe_ggtt *ggtt, struct xe_bo *bo)
>  {
>  	u16 cache_mode = bo->flags & XE_BO_FLAG_NEEDS_UC ? XE_CACHE_NONE : XE_CACHE_WB;
>  	u16 pat_index = tile_to_xe(ggtt->tile)->pat.idx[cache_mode];
> @@ -597,6 +597,20 @@ void xe_ggtt_map_bo(struct xe_ggtt *ggtt, struct xe_bo *bo)
>  	}
>  }
>  
> +/**
> + * xe_ggtt_map_bo_unlocked - Restore a mapping of a BO into GGTT
> + * @ggtt: the &xe_ggtt where node will be mapped
> + * @bo: the &xe_bo to be mapped
> + *
> + * This is used to restore a GGTT mapping after suspend.
> + */
> +void xe_ggtt_map_bo_unlocked(struct xe_ggtt *ggtt, struct xe_bo *bo)
> +{
> +	mutex_lock(&ggtt->lock);
> +	xe_ggtt_map_bo(ggtt, bo);
> +	mutex_unlock(&ggtt->lock);
> +}
> +
>  static int __xe_ggtt_insert_bo_at(struct xe_ggtt *ggtt, struct xe_bo *bo,
>  				  u64 start, u64 end)
>  {
> diff --git a/drivers/gpu/drm/xe/xe_ggtt.h b/drivers/gpu/drm/xe/xe_ggtt.h
> index 27e7d67de0047..bdf6d0733e2ca 100644
> --- a/drivers/gpu/drm/xe/xe_ggtt.h
> +++ b/drivers/gpu/drm/xe/xe_ggtt.h
> @@ -24,7 +24,7 @@ int xe_ggtt_node_insert_locked(struct xe_ggtt_node *node,
>  			       u32 size, u32 align, u32 mm_flags);
>  void xe_ggtt_node_remove(struct xe_ggtt_node *node, bool invalidate);
>  bool xe_ggtt_node_allocated(const struct xe_ggtt_node *node);
> -void xe_ggtt_map_bo(struct xe_ggtt *ggtt, struct xe_bo *bo);
> +void xe_ggtt_map_bo_unlocked(struct xe_ggtt *ggtt, struct xe_bo *bo);
>  int xe_ggtt_insert_bo(struct xe_ggtt *ggtt, struct xe_bo *bo);
>  int xe_ggtt_insert_bo_at(struct xe_ggtt *ggtt, struct xe_bo *bo,
>  			 u64 start, u64 end);
> -- 
> 2.45.2
> 

  reply	other threads:[~2024-10-04  6:28 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-03 15:44 [PATCH v3 00/12] drm/xe: Reduce flickering when inheriting BIOS fb Maarten Lankhorst
2024-10-03 15:44 ` [PATCH v3 01/12] drm/xe/display: Handle stolen bar readout in the same way as lmem Maarten Lankhorst
2024-10-07 18:52   ` Lucas De Marchi
2024-10-03 15:44 ` [PATCH v3 02/12] drm/xe: Remove double pageflip Maarten Lankhorst
2024-10-11  9:38   ` Govindapillai, Vinod
2024-10-03 15:44 ` [PATCH v3 03/12] drm/i915/display: Use async flip when available for initial plane config Maarten Lankhorst
2024-10-03 15:58   ` Jani Nikula
2024-10-03 20:51     ` Maarten Lankhorst
2024-10-03 16:14   ` Ville Syrjälä
2024-10-03 20:50     ` Maarten Lankhorst
2024-10-03 20:59       ` Ville Syrjälä
2024-10-04 12:48   ` kernel test robot
2024-10-07 10:23   ` [PATCH v2.1 " Maarten Lankhorst
2024-10-03 15:44 ` [PATCH v3 04/12] drm/xe/display: Remove single wait for vblank Maarten Lankhorst
2024-10-03 15:44 ` [PATCH v3 05/12] drm/xe: Move suballocator init to after display init Maarten Lankhorst
2024-10-03 15:44 ` [PATCH v3 06/12] drm/xe: Use xe_ggtt_map_bo_unlocked for resume Maarten Lankhorst
2024-10-04  6:27   ` Matthew Brost [this message]
2024-10-03 15:44 ` [PATCH v3 07/12] drm/xe: Add xe_ggtt_might_lock Maarten Lankhorst
2024-10-04  6:28   ` Matthew Brost
2024-10-03 15:44 ` [PATCH v3 08/12] drm/xe: Add xe_ggtt_alloc Maarten Lankhorst
2024-10-04  6:33   ` Matthew Brost
2024-10-03 15:44 ` [PATCH v3 09/12] drm/xe: Abstract read/write functions for GGTT PTEs Maarten Lankhorst
2024-10-04  6:35   ` Matthew Brost
2024-10-03 15:44 ` [PATCH v3 10/12] drm/xe: Make xe_ggtt_pt_ops private Maarten Lankhorst
2024-10-04  6:38   ` Matthew Brost
2024-10-04 13:30   ` kernel test robot
2024-10-07 18:40   ` Lucas De Marchi
2024-10-03 15:44 ` [PATCH v3 11/12] drm/xe/display: Stop dereferencing ggtt in xe_fb_pin Maarten Lankhorst
2024-10-07 16:58   ` Matthew Brost
2024-10-03 15:44 ` [PATCH v3 12/12] drm/xe: Move struct xe_ggtt to xe_ggtt.c Maarten Lankhorst
2024-10-04  6:41   ` Matthew Brost
2024-10-03 19:53 ` ✗ Fi.CI.BUILD: failure for drm/xe: Reduce flickering when inheriting BIOS fb Patchwork
2024-10-08  3:16 ` ✗ Fi.CI.BUILD: failure for drm/xe: Reduce flickering when inheriting BIOS fb. (rev2) Patchwork

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