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drm/xe: Drop ggtt invalidate from display code

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Only buffers mapped in the GGTT used by the GuC require an invalidation.
Display buffers do not require an invalidation. Delete the invalidatio
from display code and make invalidation a static function in xe_ggtt.c.

Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240306052002.311196-3-matthew.brost@intel.com
This commit is contained in:
Matthew Brost
2024-03-05 21:20:00 -08:00
committed by Maarten Lankhorst
parent a6eff8f9c7
commit 72bae5c281
3 changed files with 4 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/gpu/drm/xe/display/xe_fb_pin.c
View File

@@ -241,7 +241,6 @@ static int __xe_pin_fb_vma_ggtt(struct intel_framebuffer *fb,
rot_info->plane[i].dst_stride);
}
xe_ggtt_invalidate(ggtt);
out_unlock:
mutex_unlock(&ggtt->lock);
out:
@@ -384,4 +383,4 @@ struct i915_address_space *intel_dpt_create(struct intel_framebuffer *fb)
void intel_dpt_destroy(struct i915_address_space *vm)
{
return;
}
}

4
drivers/gpu/drm/xe/xe_ggtt.c
View File

@@ -200,6 +200,8 @@ int xe_ggtt_init_early(struct xe_ggtt *ggtt)
return drmm_add_action_or_reset(&xe->drm, ggtt_fini_early, ggtt);
}
static void xe_ggtt_invalidate(struct xe_ggtt *ggtt);
static void xe_ggtt_initial_clear(struct xe_ggtt *ggtt)
{
struct drm_mm_node *hole;
@@ -261,7 +263,7 @@ static void ggtt_invalidate_gt_tlb(struct xe_gt *gt)
drm_warn(&gt_to_xe(gt)->drm, "xe_gt_tlb_invalidation_ggtt error=%d", err);
}
void xe_ggtt_invalidate(struct xe_ggtt *ggtt)
static void xe_ggtt_invalidate(struct xe_ggtt *ggtt)
{
/* Each GT in a tile has its own TLB to cache GGTT lookups */
ggtt_invalidate_gt_tlb(ggtt->tile->primary_gt);

1
drivers/gpu/drm/xe/xe_ggtt.h
View File

@@ -11,7 +11,6 @@
struct drm_printer;
void xe_ggtt_set_pte(struct xe_ggtt *ggtt, u64 addr, u64 pte);
void xe_ggtt_invalidate(struct xe_ggtt *ggtt);
int xe_ggtt_init_early(struct xe_ggtt *ggtt);
int xe_ggtt_init(struct xe_ggtt *ggtt);
void xe_ggtt_printk(struct xe_ggtt *ggtt, const char *prefix);