[PATCH 2/6] drm/ttm: add bo as parameter to the ttm_tt_create callback
Christian König
ckoenig.leichtzumerken at gmail.com
Tue Mar 6 14:43:43 UTC 2018
Instead of calculating the size in bytes just to recalculate the number
of pages from it pass the BO directly to the function.
Signed-off-by: Christian König <christian.koenig at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 8 ++++----
drivers/gpu/drm/ast/ast_ttm.c | 6 +++---
drivers/gpu/drm/bochs/bochs_mm.c | 5 ++---
drivers/gpu/drm/cirrus/cirrus_ttm.c | 6 +++---
drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c | 5 ++---
drivers/gpu/drm/mgag200/mgag200_ttm.c | 6 +++---
drivers/gpu/drm/nouveau/nouveau_bo.c | 10 ++++------
drivers/gpu/drm/nouveau/nouveau_sgdma.c | 7 +++----
drivers/gpu/drm/nouveau/nouveau_ttm.h | 4 ++--
drivers/gpu/drm/qxl/qxl_ttm.c | 8 ++++----
drivers/gpu/drm/radeon/radeon_ttm.c | 12 ++++++------
drivers/gpu/drm/ttm/ttm_agp_backend.c | 6 +++---
drivers/gpu/drm/ttm/ttm_tt.c | 29 ++++++++++++++---------------
drivers/gpu/drm/virtio/virtgpu_ttm.c | 7 +++----
drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c | 10 +++++-----
drivers/staging/vboxvideo/vbox_ttm.c | 5 ++---
include/drm/ttm/ttm_bo_driver.h | 6 ++----
include/drm/ttm/ttm_tt.h | 22 ++++++++++------------
18 files changed, 75 insertions(+), 87 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 628cbc3ab46f..44ae2c60c9d4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -974,20 +974,20 @@ static struct ttm_backend_func amdgpu_backend_func = {
.destroy = &amdgpu_ttm_backend_destroy,
};
-static struct ttm_tt *amdgpu_ttm_tt_create(struct ttm_bo_device *bdev,
- unsigned long size, uint32_t page_flags)
+static struct ttm_tt *amdgpu_ttm_tt_create(struct ttm_buffer_object *bo,
+ uint32_t page_flags)
{
struct amdgpu_device *adev;
struct amdgpu_ttm_tt *gtt;
- adev = amdgpu_ttm_adev(bdev);
+ adev = amdgpu_ttm_adev(bo->bdev);
gtt = kzalloc(sizeof(struct amdgpu_ttm_tt), GFP_KERNEL);
if (gtt == NULL) {
return NULL;
}
gtt->ttm.ttm.func = &amdgpu_backend_func;
- if (ttm_sg_tt_init(>t->ttm, bdev, size, page_flags)) {
+ if (ttm_sg_tt_init(>t->ttm, bo, page_flags)) {
kfree(gtt);
return NULL;
}
diff --git a/drivers/gpu/drm/ast/ast_ttm.c b/drivers/gpu/drm/ast/ast_ttm.c
index 211224f6bdd3..fe354ebf374d 100644
--- a/drivers/gpu/drm/ast/ast_ttm.c
+++ b/drivers/gpu/drm/ast/ast_ttm.c
@@ -199,8 +199,8 @@ static struct ttm_backend_func ast_tt_backend_func = {
};
-static struct ttm_tt *ast_ttm_tt_create(struct ttm_bo_device *bdev,
- unsigned long size, uint32_t page_flags)
+static struct ttm_tt *ast_ttm_tt_create(struct ttm_buffer_object *bo,
+ uint32_t page_flags)
{
struct ttm_tt *tt;
@@ -208,7 +208,7 @@ static struct ttm_tt *ast_ttm_tt_create(struct ttm_bo_device *bdev,
if (tt == NULL)
return NULL;
tt->func = &ast_tt_backend_func;
- if (ttm_tt_init(tt, bdev, size, page_flags)) {
+ if (ttm_tt_init(tt, bo, page_flags)) {
kfree(tt);
return NULL;
}
diff --git a/drivers/gpu/drm/bochs/bochs_mm.c b/drivers/gpu/drm/bochs/bochs_mm.c
index 73722484e12b..50c52b45448f 100644
--- a/drivers/gpu/drm/bochs/bochs_mm.c
+++ b/drivers/gpu/drm/bochs/bochs_mm.c
@@ -176,8 +176,7 @@ static struct ttm_backend_func bochs_tt_backend_func = {
.destroy = &bochs_ttm_backend_destroy,
};
-static struct ttm_tt *bochs_ttm_tt_create(struct ttm_bo_device *bdev,
- unsigned long size,
+static struct ttm_tt *bochs_ttm_tt_create(struct ttm_buffer_object *bo,
uint32_t page_flags)
{
struct ttm_tt *tt;
@@ -186,7 +185,7 @@ static struct ttm_tt *bochs_ttm_tt_create(struct ttm_bo_device *bdev,
if (tt == NULL)
return NULL;
tt->func = &bochs_tt_backend_func;
- if (ttm_tt_init(tt, bdev, size, page_flags)) {
+ if (ttm_tt_init(tt, bo, page_flags)) {
kfree(tt);
return NULL;
}
diff --git a/drivers/gpu/drm/cirrus/cirrus_ttm.c b/drivers/gpu/drm/cirrus/cirrus_ttm.c
index 6cd0233b3bf8..f21953243790 100644
--- a/drivers/gpu/drm/cirrus/cirrus_ttm.c
+++ b/drivers/gpu/drm/cirrus/cirrus_ttm.c
@@ -199,8 +199,8 @@ static struct ttm_backend_func cirrus_tt_backend_func = {
};
-static struct ttm_tt *cirrus_ttm_tt_create(struct ttm_bo_device *bdev,
- unsigned long size, uint32_t page_flags)
+static struct ttm_tt *cirrus_ttm_tt_create(struct ttm_buffer_object *bo,
+ uint32_t page_flags)
{
struct ttm_tt *tt;
@@ -208,7 +208,7 @@ static struct ttm_tt *cirrus_ttm_tt_create(struct ttm_bo_device *bdev,
if (tt == NULL)
return NULL;
tt->func = &cirrus_tt_backend_func;
- if (ttm_tt_init(tt, bdev, size, page_flags)) {
+ if (ttm_tt_init(tt, bo, page_flags)) {
kfree(tt);
return NULL;
}
diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c
index 8dfffdbb6b07..4871025f7573 100644
--- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c
+++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c
@@ -200,8 +200,7 @@ static struct ttm_backend_func hibmc_tt_backend_func = {
.destroy = &hibmc_ttm_backend_destroy,
};
-static struct ttm_tt *hibmc_ttm_tt_create(struct ttm_bo_device *bdev,
- unsigned long size,
+static struct ttm_tt *hibmc_ttm_tt_create(struct ttm_buffer_object *bo,
u32 page_flags)
{
struct ttm_tt *tt;
@@ -213,7 +212,7 @@ static struct ttm_tt *hibmc_ttm_tt_create(struct ttm_bo_device *bdev,
return NULL;
}
tt->func = &hibmc_tt_backend_func;
- ret = ttm_tt_init(tt, bdev, size, page_flags);
+ ret = ttm_tt_init(tt, bo, page_flags);
if (ret) {
DRM_ERROR("failed to initialize ttm_tt: %d\n", ret);
kfree(tt);
diff --git a/drivers/gpu/drm/mgag200/mgag200_ttm.c b/drivers/gpu/drm/mgag200/mgag200_ttm.c
index 69beb2046008..05570f0de4d7 100644
--- a/drivers/gpu/drm/mgag200/mgag200_ttm.c
+++ b/drivers/gpu/drm/mgag200/mgag200_ttm.c
@@ -199,8 +199,8 @@ static struct ttm_backend_func mgag200_tt_backend_func = {
};
-static struct ttm_tt *mgag200_ttm_tt_create(struct ttm_bo_device *bdev,
- unsigned long size, uint32_t page_flags)
+static struct ttm_tt *mgag200_ttm_tt_create(struct ttm_buffer_object *bo,
+ uint32_t page_flags)
{
struct ttm_tt *tt;
@@ -208,7 +208,7 @@ static struct ttm_tt *mgag200_ttm_tt_create(struct ttm_bo_device *bdev,
if (tt == NULL)
return NULL;
tt->func = &mgag200_tt_backend_func;
- if (ttm_tt_init(tt, bdev, size, page_flags)) {
+ if (ttm_tt_init(tt, bo, page_flags)) {
kfree(tt);
return NULL;
}
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 49cc8dfcb141..6f402c4f2bdd 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -604,19 +604,17 @@ nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val)
}
static struct ttm_tt *
-nouveau_ttm_tt_create(struct ttm_bo_device *bdev, unsigned long size,
- uint32_t page_flags)
+nouveau_ttm_tt_create(struct ttm_buffer_object *bo, uint32_t page_flags)
{
#if IS_ENABLED(CONFIG_AGP)
- struct nouveau_drm *drm = nouveau_bdev(bdev);
+ struct nouveau_drm *drm = nouveau_bdev(bo->bdev);
if (drm->agp.bridge) {
- return ttm_agp_tt_create(bdev, drm->agp.bridge, size,
- page_flags);
+ return ttm_agp_tt_create(bo, drm->agp.bridge, page_flags);
}
#endif
- return nouveau_sgdma_create_ttm(bdev, size, page_flags);
+ return nouveau_sgdma_create_ttm(bo, page_flags);
}
static int
diff --git a/drivers/gpu/drm/nouveau/nouveau_sgdma.c b/drivers/gpu/drm/nouveau/nouveau_sgdma.c
index 87b030437f4d..8ebdc74cc0ad 100644
--- a/drivers/gpu/drm/nouveau/nouveau_sgdma.c
+++ b/drivers/gpu/drm/nouveau/nouveau_sgdma.c
@@ -82,10 +82,9 @@ static struct ttm_backend_func nv50_sgdma_backend = {
};
struct ttm_tt *
-nouveau_sgdma_create_ttm(struct ttm_bo_device *bdev,
- unsigned long size, uint32_t page_flags)
+nouveau_sgdma_create_ttm(struct ttm_buffer_object *bo, uint32_t page_flags)
{
- struct nouveau_drm *drm = nouveau_bdev(bdev);
+ struct nouveau_drm *drm = nouveau_bdev(bo->bdev);
struct nouveau_sgdma_be *nvbe;
nvbe = kzalloc(sizeof(*nvbe), GFP_KERNEL);
@@ -97,7 +96,7 @@ nouveau_sgdma_create_ttm(struct ttm_bo_device *bdev,
else
nvbe->ttm.ttm.func = &nv50_sgdma_backend;
- if (ttm_dma_tt_init(&nvbe->ttm, bdev, size, page_flags))
+ if (ttm_dma_tt_init(&nvbe->ttm, bo, page_flags))
/*
* A failing ttm_dma_tt_init() will call ttm_tt_destroy()
* and thus our nouveau_sgdma_destroy() hook, so we don't need
diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.h b/drivers/gpu/drm/nouveau/nouveau_ttm.h
index 64e484ee5ef1..89929ad8c7cd 100644
--- a/drivers/gpu/drm/nouveau/nouveau_ttm.h
+++ b/drivers/gpu/drm/nouveau/nouveau_ttm.h
@@ -12,8 +12,8 @@ extern const struct ttm_mem_type_manager_func nouveau_vram_manager;
extern const struct ttm_mem_type_manager_func nouveau_gart_manager;
extern const struct ttm_mem_type_manager_func nv04_gart_manager;
-struct ttm_tt *nouveau_sgdma_create_ttm(struct ttm_bo_device *,
- unsigned long size, u32 page_flags);
+struct ttm_tt *nouveau_sgdma_create_ttm(struct ttm_buffer_object *bo,
+ u32 page_flags);
int nouveau_ttm_init(struct nouveau_drm *drm);
void nouveau_ttm_fini(struct nouveau_drm *drm);
diff --git a/drivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c
index 2ad70eb96207..ee2340e31f06 100644
--- a/drivers/gpu/drm/qxl/qxl_ttm.c
+++ b/drivers/gpu/drm/qxl/qxl_ttm.c
@@ -291,19 +291,19 @@ static struct ttm_backend_func qxl_backend_func = {
.destroy = &qxl_ttm_backend_destroy,
};
-static struct ttm_tt *qxl_ttm_tt_create(struct ttm_bo_device *bdev,
- unsigned long size, uint32_t page_flags)
+static struct ttm_tt *qxl_ttm_tt_create(struct ttm_buffer_object *bo,
+ uint32_t page_flags)
{
struct qxl_device *qdev;
struct qxl_ttm_tt *gtt;
- qdev = qxl_get_qdev(bdev);
+ qdev = qxl_get_qdev(bo->bdev);
gtt = kzalloc(sizeof(struct qxl_ttm_tt), GFP_KERNEL);
if (gtt == NULL)
return NULL;
gtt->ttm.ttm.func = &qxl_backend_func;
gtt->qdev = qdev;
- if (ttm_dma_tt_init(>t->ttm, bdev, size, page_flags)) {
+ if (ttm_dma_tt_init(>t->ttm, bo, page_flags)) {
kfree(gtt);
return NULL;
}
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 009f55a2bbf9..8689fcca051c 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -686,17 +686,17 @@ static struct ttm_backend_func radeon_backend_func = {
.destroy = &radeon_ttm_backend_destroy,
};
-static struct ttm_tt *radeon_ttm_tt_create(struct ttm_bo_device *bdev,
- unsigned long size, uint32_t page_flags)
+static struct ttm_tt *radeon_ttm_tt_create(struct ttm_buffer_object *bo,
+ uint32_t page_flags)
{
struct radeon_device *rdev;
struct radeon_ttm_tt *gtt;
- rdev = radeon_get_rdev(bdev);
+ rdev = radeon_get_rdev(bo->bdev);
#if IS_ENABLED(CONFIG_AGP)
if (rdev->flags & RADEON_IS_AGP) {
- return ttm_agp_tt_create(bdev, rdev->ddev->agp->bridge,
- size, page_flags);
+ return ttm_agp_tt_create(bo, rdev->ddev->agp->bridge,
+ page_flags);
}
#endif
@@ -706,7 +706,7 @@ static struct ttm_tt *radeon_ttm_tt_create(struct ttm_bo_device *bdev,
}
gtt->ttm.ttm.func = &radeon_backend_func;
gtt->rdev = rdev;
- if (ttm_dma_tt_init(>t->ttm, bdev, size, page_flags)) {
+ if (ttm_dma_tt_init(>t->ttm, bo, page_flags)) {
kfree(gtt);
return NULL;
}
diff --git a/drivers/gpu/drm/ttm/ttm_agp_backend.c b/drivers/gpu/drm/ttm/ttm_agp_backend.c
index f7c2aefbec7c..7c2485fe88d8 100644
--- a/drivers/gpu/drm/ttm/ttm_agp_backend.c
+++ b/drivers/gpu/drm/ttm/ttm_agp_backend.c
@@ -110,9 +110,9 @@ static struct ttm_backend_func ttm_agp_func = {
.destroy = ttm_agp_destroy,
};
-struct ttm_tt *ttm_agp_tt_create(struct ttm_bo_device *bdev,
+struct ttm_tt *ttm_agp_tt_create(struct ttm_buffer_object *bo,
struct agp_bridge_data *bridge,
- unsigned long size, uint32_t page_flags)
+ uint32_t page_flags)
{
struct ttm_agp_backend *agp_be;
@@ -124,7 +124,7 @@ struct ttm_tt *ttm_agp_tt_create(struct ttm_bo_device *bdev,
agp_be->bridge = bridge;
agp_be->ttm.func = &ttm_agp_func;
- if (ttm_tt_init(&agp_be->ttm, bdev, size, page_flags)) {
+ if (ttm_tt_init(&agp_be->ttm, bo, page_flags)) {
kfree(agp_be);
return NULL;
}
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index 971133106ec2..65976238d24b 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -73,8 +73,7 @@ int ttm_tt_create(struct ttm_buffer_object *bo, bool zero_alloc)
return -EINVAL;
}
- bo->ttm = bdev->driver->ttm_tt_create(bdev, bo->num_pages << PAGE_SHIFT,
- page_flags);
+ bo->ttm = bdev->driver->ttm_tt_create(bo, page_flags);
if (unlikely(bo->ttm == NULL))
return -ENOMEM;
@@ -237,21 +236,21 @@ void ttm_tt_destroy(struct ttm_tt *ttm)
ttm->func->destroy(ttm);
}
-void ttm_tt_init_fields(struct ttm_tt *ttm, struct ttm_bo_device *bdev,
- unsigned long size, uint32_t page_flags)
+void ttm_tt_init_fields(struct ttm_tt *ttm, struct ttm_buffer_object *bo,
+ uint32_t page_flags)
{
- ttm->bdev = bdev;
- ttm->num_pages = (size + PAGE_SIZE - 1) >> PAGE_SHIFT;
+ ttm->bdev = bo->bdev;
+ ttm->num_pages = bo->num_pages;
ttm->caching_state = tt_cached;
ttm->page_flags = page_flags;
ttm->state = tt_unpopulated;
ttm->swap_storage = NULL;
}
-int ttm_tt_init(struct ttm_tt *ttm, struct ttm_bo_device *bdev,
- unsigned long size, uint32_t page_flags)
+int ttm_tt_init(struct ttm_tt *ttm, struct ttm_buffer_object *bo,
+ uint32_t page_flags)
{
- ttm_tt_init_fields(ttm, bdev, size, page_flags);
+ ttm_tt_init_fields(ttm, bo, page_flags);
if (ttm_tt_alloc_page_directory(ttm)) {
ttm_tt_destroy(ttm);
@@ -269,12 +268,12 @@ void ttm_tt_fini(struct ttm_tt *ttm)
}
EXPORT_SYMBOL(ttm_tt_fini);
-int ttm_dma_tt_init(struct ttm_dma_tt *ttm_dma, struct ttm_bo_device *bdev,
- unsigned long size, uint32_t page_flags)
+int ttm_dma_tt_init(struct ttm_dma_tt *ttm_dma, struct ttm_buffer_object *bo,
+ uint32_t page_flags)
{
struct ttm_tt *ttm = &ttm_dma->ttm;
- ttm_tt_init_fields(ttm, bdev, size, page_flags);
+ ttm_tt_init_fields(ttm, bo, page_flags);
INIT_LIST_HEAD(&ttm_dma->pages_list);
if (ttm_dma_tt_alloc_page_directory(ttm_dma)) {
@@ -286,13 +285,13 @@ int ttm_dma_tt_init(struct ttm_dma_tt *ttm_dma, struct ttm_bo_device *bdev,
}
EXPORT_SYMBOL(ttm_dma_tt_init);
-int ttm_sg_tt_init(struct ttm_dma_tt *ttm_dma, struct ttm_bo_device *bdev,
- unsigned long size, uint32_t page_flags)
+int ttm_sg_tt_init(struct ttm_dma_tt *ttm_dma, struct ttm_buffer_object *bo,
+ uint32_t page_flags)
{
struct ttm_tt *ttm = &ttm_dma->ttm;
int ret;
- ttm_tt_init_fields(ttm, bdev, size, page_flags);
+ ttm_tt_init_fields(ttm, bo, page_flags);
INIT_LIST_HEAD(&ttm_dma->pages_list);
if (page_flags & TTM_PAGE_FLAG_SG)
diff --git a/drivers/gpu/drm/virtio/virtgpu_ttm.c b/drivers/gpu/drm/virtio/virtgpu_ttm.c
index ee9839fbae66..01618afc6bce 100644
--- a/drivers/gpu/drm/virtio/virtgpu_ttm.c
+++ b/drivers/gpu/drm/virtio/virtgpu_ttm.c
@@ -324,20 +324,19 @@ static struct ttm_backend_func virtio_gpu_backend_func = {
.destroy = &virtio_gpu_ttm_backend_destroy,
};
-static struct ttm_tt *virtio_gpu_ttm_tt_create(struct ttm_bo_device *bdev,
- unsigned long size,
+static struct ttm_tt *virtio_gpu_ttm_tt_create(struct ttm_buffer_object *bo,
uint32_t page_flags)
{
struct virtio_gpu_device *vgdev;
struct virtio_gpu_ttm_tt *gtt;
- vgdev = virtio_gpu_get_vgdev(bdev);
+ vgdev = virtio_gpu_get_vgdev(bo->bdev);
gtt = kzalloc(sizeof(struct virtio_gpu_ttm_tt), GFP_KERNEL);
if (gtt == NULL)
return NULL;
gtt->ttm.ttm.func = &virtio_gpu_backend_func;
gtt->vgdev = vgdev;
- if (ttm_dma_tt_init(>t->ttm, bdev, size, page_flags)) {
+ if (ttm_dma_tt_init(>t->ttm, bo, page_flags)) {
kfree(gtt);
return NULL;
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c
index fead3f2dbb46..7177eecb8c9f 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c
@@ -693,8 +693,8 @@ static struct ttm_backend_func vmw_ttm_func = {
.destroy = vmw_ttm_destroy,
};
-static struct ttm_tt *vmw_ttm_tt_create(struct ttm_bo_device *bdev,
- unsigned long size, uint32_t page_flags)
+static struct ttm_tt *vmw_ttm_tt_create(struct ttm_buffer_object *bo,
+ uint32_t page_flags)
{
struct vmw_ttm_tt *vmw_be;
int ret;
@@ -704,13 +704,13 @@ static struct ttm_tt *vmw_ttm_tt_create(struct ttm_bo_device *bdev,
return NULL;
vmw_be->dma_ttm.ttm.func = &vmw_ttm_func;
- vmw_be->dev_priv = container_of(bdev, struct vmw_private, bdev);
+ vmw_be->dev_priv = container_of(bo->bdev, struct vmw_private, bdev);
vmw_be->mob = NULL;
if (vmw_be->dev_priv->map_mode == vmw_dma_alloc_coherent)
- ret = ttm_dma_tt_init(&vmw_be->dma_ttm, bdev, size, page_flags);
+ ret = ttm_dma_tt_init(&vmw_be->dma_ttm, bo, page_flags);
else
- ret = ttm_tt_init(&vmw_be->dma_ttm.ttm, bdev, size, page_flags);
+ ret = ttm_tt_init(&vmw_be->dma_ttm.ttm, bo, page_flags);
if (unlikely(ret != 0))
goto out_no_init;
diff --git a/drivers/staging/vboxvideo/vbox_ttm.c b/drivers/staging/vboxvideo/vbox_ttm.c
index 2c7daa3d0f24..548edb7c494b 100644
--- a/drivers/staging/vboxvideo/vbox_ttm.c
+++ b/drivers/staging/vboxvideo/vbox_ttm.c
@@ -193,8 +193,7 @@ static struct ttm_backend_func vbox_tt_backend_func = {
.destroy = &vbox_ttm_backend_destroy,
};
-static struct ttm_tt *vbox_ttm_tt_create(struct ttm_bo_device *bdev,
- unsigned long size,
+static struct ttm_tt *vbox_ttm_tt_create(struct ttm_buffer_object *bo,
u32 page_flags)
{
struct ttm_tt *tt;
@@ -204,7 +203,7 @@ static struct ttm_tt *vbox_ttm_tt_create(struct ttm_bo_device *bdev,
return NULL;
tt->func = &vbox_tt_backend_func;
- if (ttm_tt_init(tt, bdev, size, page_flags)) {
+ if (ttm_tt_init(tt, bo, page_flags)) {
kfree(tt);
return NULL;
}
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 39cd6b086d3a..3234cc322e70 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -225,8 +225,7 @@ struct ttm_bo_driver {
/**
* ttm_tt_create
*
- * @bdev: pointer to a struct ttm_bo_device:
- * @size: Size of the data needed backing.
+ * @bo: The buffer object to create the ttm for.
* @page_flags: Page flags as identified by TTM_PAGE_FLAG_XX flags.
*
* Create a struct ttm_tt to back data with system memory pages.
@@ -234,8 +233,7 @@ struct ttm_bo_driver {
* Returns:
* NULL: Out of memory.
*/
- struct ttm_tt *(*ttm_tt_create)(struct ttm_bo_device *bdev,
- unsigned long size,
+ struct ttm_tt *(*ttm_tt_create)(struct ttm_buffer_object *bo,
uint32_t page_flags);
/**
diff --git a/include/drm/ttm/ttm_tt.h b/include/drm/ttm/ttm_tt.h
index 1cf316a4257c..c0e928abf592 100644
--- a/include/drm/ttm/ttm_tt.h
+++ b/include/drm/ttm/ttm_tt.h
@@ -150,8 +150,7 @@ int ttm_tt_create(struct ttm_buffer_object *bo, bool zero_alloc);
* ttm_tt_init
*
* @ttm: The struct ttm_tt.
- * @bdev: pointer to a struct ttm_bo_device:
- * @size: Size of the data needed backing.
+ * @bo: The buffer object we create the ttm for.
* @page_flags: Page flags as identified by TTM_PAGE_FLAG_XX flags.
*
* Create a struct ttm_tt to back data with system memory pages.
@@ -159,12 +158,12 @@ int ttm_tt_create(struct ttm_buffer_object *bo, bool zero_alloc);
* Returns:
* NULL: Out of memory.
*/
-int ttm_tt_init(struct ttm_tt *ttm, struct ttm_bo_device *bdev,
- unsigned long size, uint32_t page_flags);
-int ttm_dma_tt_init(struct ttm_dma_tt *ttm_dma, struct ttm_bo_device *bdev,
- unsigned long size, uint32_t page_flags);
-int ttm_sg_tt_init(struct ttm_dma_tt *ttm_dma, struct ttm_bo_device *bdev,
- unsigned long size, uint32_t page_flags);
+int ttm_tt_init(struct ttm_tt *ttm, struct ttm_buffer_object *bo,
+ uint32_t page_flags);
+int ttm_dma_tt_init(struct ttm_dma_tt *ttm_dma, struct ttm_buffer_object *bo,
+ uint32_t page_flags);
+int ttm_sg_tt_init(struct ttm_dma_tt *ttm_dma, struct ttm_buffer_object *bo,
+ uint32_t page_flags);
/**
* ttm_tt_fini
@@ -254,9 +253,8 @@ void ttm_tt_unpopulate(struct ttm_tt *ttm);
/**
* ttm_agp_tt_create
*
- * @bdev: Pointer to a struct ttm_bo_device.
+ * @bo: Buffer object we allocate the ttm for.
* @bridge: The agp bridge this device is sitting on.
- * @size: Size of the data needed backing.
* @page_flags: Page flags as identified by TTM_PAGE_FLAG_XX flags.
*
*
@@ -264,9 +262,9 @@ void ttm_tt_unpopulate(struct ttm_tt *ttm);
* for TT memory. This function uses the linux agpgart interface to
* bind and unbind memory backing a ttm_tt.
*/
-struct ttm_tt *ttm_agp_tt_create(struct ttm_bo_device *bdev,
+struct ttm_tt *ttm_agp_tt_create(struct ttm_buffer_object *bo,
struct agp_bridge_data *bridge,
- unsigned long size, uint32_t page_flags);
+ uint32_t page_flags);
int ttm_agp_tt_populate(struct ttm_tt *ttm, struct ttm_operation_ctx *ctx);
void ttm_agp_tt_unpopulate(struct ttm_tt *ttm);
#endif
--
2.14.1
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