diff mbox series

[v2,03/17] drm/i915/xehpsdv: enforce min GTT alignment

Message ID 20211021142627.31058-4-ramalingam.c@intel.com (mailing list archive)
State New, archived
Headers show
Series drm/i915/dg2: Enabling 64k page size and flat ccs | expand

Commit Message

Ramalingam C Oct. 21, 2021, 2:26 p.m. UTC 
From: Matthew Auld <matthew.auld@intel.com>

For local-memory objects we need to align the GTT addresses to 64K, both
for the ppgtt and ggtt.

Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Signed-off-by: Stuart Summers <stuart.summers@intel.com>
Signed-off-by: Ramalingam C <ramalingam.c@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
---
 drivers/gpu/drm/i915/i915_vma.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/i915_vma.c b/drivers/gpu/drm/i915/i915_vma.c
index 90546fa58fc1..c31b4bc8af16 100644
--- a/drivers/gpu/drm/i915/i915_vma.c
+++ b/drivers/gpu/drm/i915/i915_vma.c
@@ -670,8 +670,13 @@  i915_vma_insert(struct i915_vma *vma, u64 size, u64 alignment, u64 flags)
 	}
 
 	color = 0;
-	if (vma->obj && i915_vm_has_cache_coloring(vma->vm))
-		color = vma->obj->cache_level;
+	if (vma->obj) {
+		if (HAS_64K_PAGES(vma->vm->i915) && i915_gem_object_is_lmem(vma->obj))
+			alignment = max(alignment, I915_GTT_PAGE_SIZE_64K);
+
+		if (i915_vm_has_cache_coloring(vma->vm))
+			color = vma->obj->cache_level;
+	}
 
 	if (flags & PIN_OFFSET_FIXED) {
 		u64 offset = flags & PIN_OFFSET_MASK;