Re: [PATCH v3 3/4] drm/amdgpu: Movie the amdgpu_gtt_mgr start and size from pages to bytes

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Am 25.01.23 um 15:24 schrieb Somalapuram Amaranath:
To support GTT manager amdgpu_res_first, amdgpu_res_next
from pages to bytes and clean up PAGE_SHIFT operation.
v1 -> v2: reorder patch sequence

Ok once more: You need to squash this patch here together with the other patches.

Otherwise this patch would break the driver if applied alone.

Christian.


Signed-off-by: Somalapuram Amaranath <Amaranath.Somalapuram@xxxxxxx>
---
  drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h | 8 ++++----
  1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h
index 5c4f93ee0c57..5c78f0b09351 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h
@@ -94,8 +94,8 @@ static inline void amdgpu_res_first(struct ttm_resource *res,
  		while (start >= node->size << PAGE_SHIFT)
  			start -= node++->size << PAGE_SHIFT;
- cur->start = (node->start << PAGE_SHIFT) + start;
-		cur->size = min((node->size << PAGE_SHIFT) - start, size);
+		cur->start = node->start + start;
+		cur->size = min(node->size - start, size);
  		cur->remaining = size;
  		cur->node = node;
  		break;
@@ -155,8 +155,8 @@ static inline void amdgpu_res_next(struct amdgpu_res_cursor *cur, uint64_t size)
  		node = cur->node;
cur->node = ++node;
-		cur->start = node->start << PAGE_SHIFT;
-		cur->size = min(node->size << PAGE_SHIFT, cur->remaining);
+		cur->start = node->start;
+		cur->size = min(node->size, cur->remaining);
  		break;
  	default:
  		return;




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