From: Dave Airlie <airlied@redhat.com>
Date: Tue, 20 Oct 2020 01:03:13 +0000 (+1000)
Subject: drm/ttm: move some move binds into the drivers
X-Git-Tag: v5.15~303^2~28^2~1582
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9764c35348b4c0da722a234fd355119abb371196;p=platform%2Fkernel%2Flinux-starfive.git

drm/ttm: move some move binds into the drivers

This just gives the driver control over some of the bind paths.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20201020010319.1692445-2-airlied@gmail.com
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 00bec99..11f464e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -605,10 +605,15 @@ static int amdgpu_move_ram_vram(struct ttm_buffer_object *bo, bool evict,
 	}
 
 	/* move/bind old memory to GTT space */
-	r = ttm_bo_move_to_new_tt_mem(bo, ctx, &tmp_mem);
+	r = ttm_tt_populate(bo->bdev, bo->ttm, ctx);
+	if (unlikely(r))
+		return r;
+
+	r = amdgpu_ttm_backend_bind(bo->bdev, bo->ttm, &tmp_mem);
 	if (unlikely(r)) {
 		goto out_cleanup;
 	}
+
 	ttm_bo_assign_mem(bo, &tmp_mem);
 	/* copy to VRAM */
 	r = amdgpu_move_blit(bo, evict, new_mem, old_mem);
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index ec79c3b..526bbf4 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -931,9 +931,13 @@ nouveau_bo_move_flips(struct ttm_buffer_object *bo, bool evict,
 	if (ret)
 		return ret;
 
-	ret = ttm_bo_move_to_new_tt_mem(bo, ctx, &tmp_reg);
-	if (ret)
-		goto out;
+	ret = ttm_tt_populate(bo->bdev, bo->ttm, ctx);
+	if (unlikely(ret != 0))
+		return ret;
+
+	ret = nouveau_ttm_tt_bind(bo->bdev, bo->ttm, &tmp_reg);
+	if (unlikely(ret != 0))
+		return ret;
 
 	ttm_bo_assign_mem(bo, &tmp_reg);
 	ret = nouveau_bo_move_m2mf(bo, true, ctx, new_reg);
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 4266431..c1cdee3 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -279,10 +279,15 @@ static int radeon_move_ram_vram(struct ttm_buffer_object *bo,
 	if (unlikely(r)) {
 		return r;
 	}
-	r = ttm_bo_move_to_new_tt_mem(bo, ctx, &tmp_mem);
-	if (unlikely(r)) {
+
+	r = ttm_tt_populate(bo->bdev, bo->ttm, ctx);
+	if (unlikely(r))
 		goto out_cleanup;
-	}
+
+	r = radeon_ttm_tt_bind(bo->bdev, bo->ttm, &tmp_mem);
+	if (unlikely(r))
+		goto out_cleanup;
+
 	ttm_bo_assign_mem(bo, &tmp_mem);
 	r = radeon_move_blit(bo, true, new_mem, old_mem);
 	if (unlikely(r)) {
diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c
index 558e78a..520b53e 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -64,7 +64,6 @@ int ttm_bo_move_to_new_tt_mem(struct ttm_buffer_object *bo,
 
 	return 0;
 }
-EXPORT_SYMBOL(ttm_bo_move_to_new_tt_mem);
 
 int ttm_bo_move_to_system(struct ttm_buffer_object *bo,
 			  struct ttm_operation_ctx *ctx)