From: Dave Airlie <airlied@xxxxxxxxxx>
If a driver wants to bind/unbind then it should implement a move
callback.
Signed-off-by: Dave Airlie <airlied@xxxxxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 8 +++--
drivers/gpu/drm/nouveau/nouveau_bo.c | 8 ++---
drivers/gpu/drm/qxl/qxl_ttm.c | 20 -----------
drivers/gpu/drm/radeon/radeon_ttm.c | 8 ++---
drivers/gpu/drm/ttm/ttm_bo.c | 17 ----------
drivers/gpu/drm/ttm/ttm_bo_util.c | 1 -
drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c | 8 +++--
include/drm/ttm/ttm_bo_driver.h | 39 ----------------------
8 files changed, 16 insertions(+), 93 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 50362f56d2d0..a729bdcdd017 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -701,6 +701,7 @@ static int amdgpu_bo_move(struct ttm_buffer_object *bo, bool evict,
ttm_bo_move_null(bo, new_mem);
return 0;
}
+
if (old_mem->mem_type == TTM_PL_SYSTEM &&
new_mem->mem_type == TTM_PL_TT) {
ttm_bo_move_null(bo, new_mem);
@@ -709,9 +710,12 @@ static int amdgpu_bo_move(struct ttm_buffer_object *bo, bool evict,
if (old_mem->mem_type == TTM_PL_TT &&
new_mem->mem_type == TTM_PL_SYSTEM) {
- r = ttm_bo_move_old_to_system(bo, ctx);
+ r = ttm_bo_wait_ctx(bo, ctx);
if (r)
return r;
+ amdgpu_ttm_backend_unbind(bo->bdev, bo->ttm);
+ ttm_resource_free(bo, &bo->mem);
+
r = ttm_tt_set_placement_caching(bo->ttm, new_mem->placement);
if (r)
return r;
@@ -1740,8 +1744,6 @@ static struct ttm_bo_driver amdgpu_bo_driver = {
.ttm_tt_create = &amdgpu_ttm_tt_create,
.ttm_tt_populate = &amdgpu_ttm_tt_populate,
.ttm_tt_unpopulate = &amdgpu_ttm_tt_unpopulate,
- .ttm_tt_bind = &amdgpu_ttm_backend_bind,
- .ttm_tt_unbind = &amdgpu_ttm_backend_unbind,
.ttm_tt_destroy = &amdgpu_ttm_backend_destroy,
.eviction_valuable = amdgpu_ttm_bo_eviction_valuable,
.evict_flags = &amdgpu_evict_flags,
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index fc0f9e9232db..cb2a0f1bf7ff 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -1107,9 +1107,9 @@ nouveau_bo_move(struct ttm_buffer_object *bo, bool evict,
if (old_reg->mem_type == TTM_PL_TT &&
new_reg->mem_type == TTM_PL_SYSTEM) {
- ret = ttm_bo_move_old_to_system(bo, ctx);
- if (ret)
- goto out;
+ nouveau_ttm_tt_unbind(bo->bdev, bo->ttm);
+ ttm_resource_free(bo, &bo->mem);
+
ret = ttm_tt_set_placement_caching(bo->ttm, new_reg->placement);
if (ret)
goto out;
@@ -1438,8 +1438,6 @@ struct ttm_bo_driver nouveau_bo_driver = {
.ttm_tt_create = &nouveau_ttm_tt_create,
.ttm_tt_populate = &nouveau_ttm_tt_populate,
.ttm_tt_unpopulate = &nouveau_ttm_tt_unpopulate,
- .ttm_tt_bind = &nouveau_ttm_tt_bind,
- .ttm_tt_unbind = &nouveau_ttm_tt_unbind,
.ttm_tt_destroy = &nouveau_ttm_tt_destroy,
.eviction_valuable = ttm_bo_eviction_valuable,
.evict_flags = nouveau_bo_evict_flags,
diff --git a/drivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c
index 378b6827b7a3..3bca5f8d8ac5 100644
--- a/drivers/gpu/drm/qxl/qxl_ttm.c
+++ b/drivers/gpu/drm/qxl/qxl_ttm.c
@@ -102,24 +102,6 @@ struct qxl_ttm_tt {
struct ttm_tt ttm;
};
-static int qxl_ttm_backend_bind(struct ttm_bo_device *bdev,
- struct ttm_tt *ttm,
- struct ttm_resource *bo_mem)
-{
- if (!ttm->num_pages) {
- WARN(1, "nothing to bind %lu pages for mreg %p back %p!\n",
- ttm->num_pages, bo_mem, ttm);
- }
- /* Not implemented */
- return -1;
-}
-
-static void qxl_ttm_backend_unbind(struct ttm_bo_device *bdev,
- struct ttm_tt *ttm)
-{
- /* Not implemented */
-}
-
static void qxl_ttm_backend_destroy(struct ttm_bo_device *bdev,
struct ttm_tt *ttm)
{
@@ -186,9 +168,7 @@ static void qxl_bo_move_notify(struct ttm_buffer_object *bo,
static struct ttm_bo_driver qxl_bo_driver = {
.ttm_tt_create = &qxl_ttm_tt_create,
- .ttm_tt_bind = &qxl_ttm_backend_bind,
.ttm_tt_destroy = &qxl_ttm_backend_destroy,
- .ttm_tt_unbind = &qxl_ttm_backend_unbind,
.eviction_valuable = ttm_bo_eviction_valuable,
.evict_flags = &qxl_evict_flags,
.move = &qxl_bo_move,
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 0ea20dc15cb2..496e7b1e14ad 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -354,9 +354,9 @@ static int radeon_bo_move(struct ttm_buffer_object *bo, bool evict,
if (old_mem->mem_type == TTM_PL_TT &&
new_mem->mem_type == TTM_PL_SYSTEM) {
- r = ttm_bo_move_old_to_system(bo, ctx);
- if (r)
- return r;
+ radeon_ttm_tt_unbind(bo->bdev, bo->ttm);
+ ttm_resource_free(bo, &bo->mem);
+
r = ttm_tt_set_placement_caching(bo->ttm, new_mem->placement);
if (r)
return r;
@@ -835,8 +835,6 @@ static struct ttm_bo_driver radeon_bo_driver = {
.ttm_tt_create = &radeon_ttm_tt_create,
.ttm_tt_populate = &radeon_ttm_tt_populate,
.ttm_tt_unpopulate = &radeon_ttm_tt_unpopulate,
- .ttm_tt_bind = &radeon_ttm_tt_bind,
- .ttm_tt_unbind = &radeon_ttm_tt_unbind,
.ttm_tt_destroy = &radeon_ttm_tt_destroy,
.eviction_valuable = ttm_bo_eviction_valuable,
.evict_flags = &radeon_evict_flags,
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 82ea0abb5070..a2a61a8d1394 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -255,13 +255,6 @@ static int ttm_bo_handle_move_mem(struct ttm_buffer_object *bo,
ret = ttm_bo_move_to_new_tt_mem(bo, ctx, mem);
if (ret)
goto out_err;
-
- if (mem->mem_type != TTM_PL_SYSTEM) {
- ret = ttm_bo_tt_bind(bo, mem);
- if (ret)
- goto out_err;
- }
-
}
ret = bdev->driver->move(bo, evict, ctx, mem);
@@ -1548,13 +1541,3 @@ void ttm_bo_tt_destroy(struct ttm_buffer_object *bo)
ttm_tt_destroy(bo->bdev, bo->ttm);
bo->ttm = NULL;
}
-
-int ttm_bo_tt_bind(struct ttm_buffer_object *bo, struct ttm_resource *mem)
-{
- return bo->bdev->driver->ttm_tt_bind(bo->bdev, bo->ttm, mem);
-}
-
-void ttm_bo_tt_unbind(struct ttm_buffer_object *bo)
-{
- bo->bdev->driver->ttm_tt_unbind(bo->bdev, bo->ttm);
-}
diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c
index 4ceef9f7dce6..05768decb24c 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -82,7 +82,6 @@ int ttm_bo_move_old_to_system(struct ttm_buffer_object *bo,
return ret;
}
- ttm_bo_tt_unbind(bo);
ttm_resource_free(bo, &bo->mem);
old_mem->mem_type = TTM_PL_SYSTEM;
return 0;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
index 0b8d5655e416..0ff8feac6ba4 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
@@ -742,10 +742,14 @@ static int vmw_move(struct ttm_buffer_object *bo,
ttm_bo_assign_mem(bo, new_mem);
return 0;
}
- ret = ttm_bo_move_old_to_system(bo, ctx);
+
+ ret = ttm_bo_wait_ctx(bo, ctx);
if (ret)
return ret;
+ vmw_ttm_unbind(bo->bdev, bo->ttm);
+ ttm_resource_free(bo, &bo->mem);
+
ret = ttm_bo_move_to_new_tt_mem(bo, ctx, new_mem);
if (ret)
return ret;
@@ -763,8 +767,6 @@ struct ttm_bo_driver vmw_bo_driver = {
.ttm_tt_create = &vmw_ttm_tt_create,
.ttm_tt_populate = &vmw_ttm_populate,
.ttm_tt_unpopulate = &vmw_ttm_unpopulate,
- .ttm_tt_bind = &vmw_ttm_bind,
- .ttm_tt_unbind = &vmw_ttm_unbind,
.ttm_tt_destroy = &vmw_ttm_destroy,
.eviction_valuable = ttm_bo_eviction_valuable,
.evict_flags = vmw_evict_flags,
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 58d2d3a5ed20..e400dbd2a143 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -90,31 +90,6 @@ struct ttm_bo_driver {
*/
void (*ttm_tt_unpopulate)(struct ttm_bo_device *bdev, struct ttm_tt *ttm);
- /**
- * ttm_tt_bind
- *
- * @bdev: Pointer to a ttm device
- * @ttm: Pointer to a struct ttm_tt.
- * @bo_mem: Pointer to a struct ttm_resource describing the
- * memory type and location for binding.
- *
- * Bind the backend pages into the aperture in the location
- * indicated by @bo_mem. This function should be able to handle
- * differences between aperture and system page sizes.
- */
- int (*ttm_tt_bind)(struct ttm_bo_device *bdev, struct ttm_tt *ttm, struct ttm_resource *bo_mem);
-
- /**
- * ttm_tt_unbind
- *
- * @bdev: Pointer to a ttm device
- * @ttm: Pointer to a struct ttm_tt.
- *
- * Unbind previously bound backend pages. This function should be
- * able to handle differences between aperture and system page sizes.
- */
- void (*ttm_tt_unbind)(struct ttm_bo_device *bdev, struct ttm_tt *ttm);
-
/**
* ttm_tt_destroy
*
@@ -652,20 +627,6 @@ int ttm_bo_pipeline_gutting(struct ttm_buffer_object *bo);
*/
pgprot_t ttm_io_prot(uint32_t caching_flags, pgprot_t tmp);
-/**
- * ttm_bo_tt_bind
- *
- * Bind the object tt to a memory resource.
- */
-int ttm_bo_tt_bind(struct ttm_buffer_object *bo, struct ttm_resource *mem);
-
-/**
- * ttm_bo_tt_bind
- *
- * Unbind the object tt from a memory resource.
- */
-void ttm_bo_tt_unbind(struct ttm_buffer_object *bo);
-
/**
* ttm_bo_tt_destroy.
*/
--
2.27.0
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