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Message-ID: <20251113160632.5889-19-pierre-eric.pelloux-prayer@amd.com>
Date: Thu, 13 Nov 2025 17:05:59 +0100
From: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@....com>
To: Alex Deucher <alexander.deucher@....com>,
Christian König <christian.koenig@....com>, David Airlie
<airlied@...il.com>, Simona Vetter <simona@...ll.ch>, Sumit Semwal
<sumit.semwal@...aro.org>
CC: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@....com>,
<amd-gfx@...ts.freedesktop.org>, <dri-devel@...ts.freedesktop.org>,
<linux-kernel@...r.kernel.org>, <linux-media@...r.kernel.org>,
<linaro-mm-sig@...ts.linaro.org>
Subject: [PATCH v2 18/20] drm/amdgpu: rename amdgpu_fill_buffer as amdgpu_ttm_clear_buffer
This is the only use case for this function.
---
v2: amdgpu_ttm_clear_buffer instead of amdgpu_clear_buffer
---
Signed-off-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@....com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 8 +++----
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 26 ++++++++++------------
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h | 15 ++++++-------
3 files changed, 23 insertions(+), 26 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 4490b19752b8..4b9518097899 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -725,8 +725,8 @@ int amdgpu_bo_create(struct amdgpu_device *adev,
bo->tbo.resource->mem_type == TTM_PL_VRAM) {
struct dma_fence *fence;
- r = amdgpu_fill_buffer(NULL, bo, 0, NULL, &fence, NULL,
- true, AMDGPU_KERNEL_JOB_ID_TTM_CLEAR_BUFFER);
+ r = amdgpu_ttm_clear_buffer(NULL, bo, NULL, &fence, NULL,
+ true, AMDGPU_KERNEL_JOB_ID_TTM_CLEAR_BUFFER);
if (unlikely(r))
goto fail_unreserve;
@@ -1324,8 +1324,8 @@ void amdgpu_bo_release_notify(struct ttm_buffer_object *bo)
if (r)
goto out;
- r = amdgpu_fill_buffer(NULL, abo, 0, &bo->base._resv, &fence, NULL,
- false, AMDGPU_KERNEL_JOB_ID_CLEAR_ON_RELEASE);
+ r = amdgpu_ttm_clear_buffer(NULL, abo, &bo->base._resv, &fence, NULL,
+ false, AMDGPU_KERNEL_JOB_ID_CLEAR_ON_RELEASE);
if (WARN_ON(r))
goto out;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index df05768c3817..0a55bc4ea91f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -433,9 +433,9 @@ static int amdgpu_move_blit(struct ttm_buffer_object *bo,
(abo->flags & AMDGPU_GEM_CREATE_VRAM_WIPE_ON_RELEASE)) {
struct dma_fence *wipe_fence = NULL;
- r = amdgpu_fill_buffer(entity,
- abo, 0, NULL, &wipe_fence, fence,
- false, AMDGPU_KERNEL_JOB_ID_MOVE_BLIT);
+ r = amdgpu_ttm_clear_buffer(entity,
+ abo, NULL, &wipe_fence, fence,
+ false, AMDGPU_KERNEL_JOB_ID_MOVE_BLIT);
if (r) {
goto error;
} else if (wipe_fence) {
@@ -2418,11 +2418,10 @@ static int amdgpu_ttm_fill_mem(struct amdgpu_ring *ring,
}
/**
- * amdgpu_fill_buffer - fill a buffer with a given value
+ * amdgpu_ttm_clear_buffer - fill a buffer with 0
* @entity: optional entity to use. If NULL, the clearing entities will be
* used to load-balance the partial clears
* @bo: the bo to fill
- * @src_data: the value to set
* @resv: fences contained in this reservation will be used as dependencies.
* @out_fence: the fence from the last clear will be stored here. It might be
* NULL if no job was run.
@@ -2432,14 +2431,13 @@ static int amdgpu_ttm_fill_mem(struct amdgpu_ring *ring,
* @k_job_id: trace id
*
*/
-int amdgpu_fill_buffer(struct amdgpu_ttm_buffer_entity *entity,
- struct amdgpu_bo *bo,
- uint32_t src_data,
- struct dma_resv *resv,
- struct dma_fence **out_fence,
- struct dma_fence *dependency,
- bool consider_clear_status,
- u64 k_job_id)
+int amdgpu_ttm_clear_buffer(struct amdgpu_ttm_buffer_entity *entity,
+ struct amdgpu_bo *bo,
+ struct dma_resv *resv,
+ struct dma_fence **out_fence,
+ struct dma_fence *dependency,
+ bool consider_clear_status,
+ u64 k_job_id)
{
struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
struct dma_fence *fence = NULL;
@@ -2486,7 +2484,7 @@ int amdgpu_fill_buffer(struct amdgpu_ttm_buffer_entity *entity,
goto error;
r = amdgpu_ttm_fill_mem(ring, &entity->base,
- src_data, to, cur_size, resv,
+ 0, to, cur_size, resv,
&next, true, k_job_id);
if (r)
goto error;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
index e01c2173d79f..585aee9a173b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
@@ -181,14 +181,13 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring,
struct dma_resv *resv,
struct dma_fence **fence,
bool vm_needs_flush, uint32_t copy_flags);
-int amdgpu_fill_buffer(struct amdgpu_ttm_buffer_entity *entity,
- struct amdgpu_bo *bo,
- uint32_t src_data,
- struct dma_resv *resv,
- struct dma_fence **out_fence,
- struct dma_fence *dependency,
- bool consider_clear_status,
- u64 k_job_id);
+int amdgpu_ttm_clear_buffer(struct amdgpu_ttm_buffer_entity *entity,
+ struct amdgpu_bo *bo,
+ struct dma_resv *resv,
+ struct dma_fence **out_fence,
+ struct dma_fence *dependency,
+ bool consider_clear_status,
+ u64 k_job_id);
int amdgpu_ttm_alloc_gart(struct ttm_buffer_object *bo);
void amdgpu_ttm_recover_gart(struct ttm_buffer_object *tbo);
--
2.43.0
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