Gerd Hoffmann
2019-Sep-05 07:05 UTC
[PATCH 1/8] drm/ttm: turn ttm_bo_device.vma_manager into a pointer
Rename the embedded struct vma_offset_manager, new name is _vma_manager.
ttm_bo_device.vma_manager changed to a pointer.
The ttm_bo_device_init() function gets an additional vma_manager
argument which allows to initialize ttm with a different vma manager.
When passing NULL the embedded _vma_manager is used.
All callers are updated to pass NULL, so the behavior doesn't change.
Signed-off-by: Gerd Hoffmann <kraxel at redhat.com>
---
include/drm/ttm/ttm_bo_driver.h | 8 ++++++--
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 1 +
drivers/gpu/drm/drm_vram_mm_helper.c | 1 +
drivers/gpu/drm/nouveau/nouveau_ttm.c | 1 +
drivers/gpu/drm/qxl/qxl_ttm.c | 1 +
drivers/gpu/drm/radeon/radeon_ttm.c | 1 +
drivers/gpu/drm/ttm/ttm_bo.c | 13 +++++++++----
drivers/gpu/drm/ttm/ttm_bo_vm.c | 6 +++---
drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 1 +
9 files changed, 24 insertions(+), 9 deletions(-)
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index e88e00c6cbf2..e365434f92b3 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -441,7 +441,8 @@ extern struct ttm_bo_global {
*
* @driver: Pointer to a struct ttm_bo_driver struct setup by the driver.
* @man: An array of mem_type_managers.
- * @vma_manager: Address space manager
+ * @vma_manager: Address space manager (pointer)
+ * @_vma_manager: Address space manager (enbedded)
* lru_lock: Spinlock that protects the buffer+device lru lists and
* ddestroy lists.
* @dev_mapping: A pointer to the struct address_space representing the
@@ -464,7 +465,8 @@ struct ttm_bo_device {
/*
* Protected by internal locks.
*/
- struct drm_vma_offset_manager vma_manager;
+ struct drm_vma_offset_manager *vma_manager;
+ struct drm_vma_offset_manager _vma_manager;
/*
* Protected by the global:lru lock.
@@ -585,6 +587,7 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev);
* @glob: A pointer to an initialized struct ttm_bo_global.
* @driver: A pointer to a struct ttm_bo_driver set up by the caller.
* @mapping: The address space to use for this bo.
+ * @vma_manager: A pointer to a vma manager or NULL.
* @file_page_offset: Offset into the device address space that is available
* for buffer data. This ensures compatibility with other users of the
* address space.
@@ -596,6 +599,7 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev);
int ttm_bo_device_init(struct ttm_bo_device *bdev,
struct ttm_bo_driver *driver,
struct address_space *mapping,
+ struct drm_vma_offset_manager *vma_manager,
bool need_dma32);
/**
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index fb09314bcfd4..34ee5d725faf 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1728,6 +1728,7 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
r = ttm_bo_device_init(&adev->mman.bdev,
&amdgpu_bo_driver,
adev->ddev->anon_inode->i_mapping,
+ NULL,
adev->need_dma32);
if (r) {
DRM_ERROR("failed initializing buffer object driver(%d).\n", r);
diff --git a/drivers/gpu/drm/drm_vram_mm_helper.c
b/drivers/gpu/drm/drm_vram_mm_helper.c
index c911781d6728..56fd1519eb35 100644
--- a/drivers/gpu/drm/drm_vram_mm_helper.c
+++ b/drivers/gpu/drm/drm_vram_mm_helper.c
@@ -172,6 +172,7 @@ int drm_vram_mm_init(struct drm_vram_mm *vmm, struct
drm_device *dev,
ret = ttm_bo_device_init(&vmm->bdev, &bo_driver,
dev->anon_inode->i_mapping,
+ NULL,
true);
if (ret)
return ret;
diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.c
b/drivers/gpu/drm/nouveau/nouveau_ttm.c
index f0daf958e03a..e67eb10843d1 100644
--- a/drivers/gpu/drm/nouveau/nouveau_ttm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_ttm.c
@@ -236,6 +236,7 @@ nouveau_ttm_init(struct nouveau_drm *drm)
ret = ttm_bo_device_init(&drm->ttm.bdev,
&nouveau_bo_driver,
dev->anon_inode->i_mapping,
+ NULL,
drm->client.mmu.dmabits <= 32 ? true : false);
if (ret) {
NV_ERROR(drm, "error initialising bo driver, %d\n", ret);
diff --git a/drivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c
index 9b24514c75aa..69da0eea6e4c 100644
--- a/drivers/gpu/drm/qxl/qxl_ttm.c
+++ b/drivers/gpu/drm/qxl/qxl_ttm.c
@@ -325,6 +325,7 @@ int qxl_ttm_init(struct qxl_device *qdev)
r = ttm_bo_device_init(&qdev->mman.bdev,
&qxl_bo_driver,
qdev->ddev.anon_inode->i_mapping,
+ NULL,
false);
if (r) {
DRM_ERROR("failed initializing buffer object driver(%d).\n", r);
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c
b/drivers/gpu/drm/radeon/radeon_ttm.c
index 35ac75a11d38..e2c12e59704d 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -794,6 +794,7 @@ int radeon_ttm_init(struct radeon_device *rdev)
r = ttm_bo_device_init(&rdev->mman.bdev,
&radeon_bo_driver,
rdev->ddev->anon_inode->i_mapping,
+ NULL,
rdev->need_dma32);
if (r) {
DRM_ERROR("failed initializing buffer object driver(%d).\n", r);
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 58d1f2b28132..8dc26babc5cb 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -672,7 +672,7 @@ static void ttm_bo_release(struct kref *kref)
struct ttm_bo_device *bdev = bo->bdev;
struct ttm_mem_type_manager *man = &bdev->man[bo->mem.mem_type];
- drm_vma_offset_remove(&bdev->vma_manager, &bo->base.vma_node);
+ drm_vma_offset_remove(bdev->vma_manager, &bo->base.vma_node);
ttm_mem_io_lock(man, false);
ttm_mem_io_free_vm(bo);
ttm_mem_io_unlock(man);
@@ -1353,7 +1353,7 @@ int ttm_bo_init_reserved(struct ttm_bo_device *bdev,
*/
if (bo->type == ttm_bo_type_device ||
bo->type == ttm_bo_type_sg)
- ret = drm_vma_offset_add(&bdev->vma_manager,
&bo->base.vma_node,
+ ret = drm_vma_offset_add(bdev->vma_manager, &bo->base.vma_node,
bo->mem.num_pages);
/* passed reservation objects should already be locked,
@@ -1704,7 +1704,7 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev)
pr_debug("Swap list %d was clean\n", i);
spin_unlock(&glob->lru_lock);
- drm_vma_offset_manager_destroy(&bdev->vma_manager);
+ drm_vma_offset_manager_destroy(&bdev->_vma_manager);
if (!ret)
ttm_bo_global_release();
@@ -1716,11 +1716,15 @@ EXPORT_SYMBOL(ttm_bo_device_release);
int ttm_bo_device_init(struct ttm_bo_device *bdev,
struct ttm_bo_driver *driver,
struct address_space *mapping,
+ struct drm_vma_offset_manager *vma_manager,
bool need_dma32)
{
struct ttm_bo_global *glob = &ttm_bo_glob;
int ret;
+ if (!vma_manager)
+ vma_manager = &bdev->_vma_manager;
+
ret = ttm_bo_global_init();
if (ret)
return ret;
@@ -1737,7 +1741,8 @@ int ttm_bo_device_init(struct ttm_bo_device *bdev,
if (unlikely(ret != 0))
goto out_no_sys;
- drm_vma_offset_manager_init(&bdev->vma_manager,
+ bdev->vma_manager = vma_manager;
+ drm_vma_offset_manager_init(&bdev->_vma_manager,
DRM_FILE_PAGE_OFFSET_START,
DRM_FILE_PAGE_OFFSET_SIZE);
INIT_DELAYED_WORK(&bdev->wq, ttm_bo_delayed_workqueue);
diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c
index 76eedb963693..4aa007edffb0 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_vm.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c
@@ -409,16 +409,16 @@ static struct ttm_buffer_object *ttm_bo_vm_lookup(struct
ttm_bo_device *bdev,
struct drm_vma_offset_node *node;
struct ttm_buffer_object *bo = NULL;
- drm_vma_offset_lock_lookup(&bdev->vma_manager);
+ drm_vma_offset_lock_lookup(bdev->vma_manager);
- node = drm_vma_offset_lookup_locked(&bdev->vma_manager, offset, pages);
+ node = drm_vma_offset_lookup_locked(bdev->vma_manager, offset, pages);
if (likely(node)) {
bo = container_of(node, struct ttm_buffer_object,
base.vma_node);
bo = ttm_bo_get_unless_zero(bo);
}
- drm_vma_offset_unlock_lookup(&bdev->vma_manager);
+ drm_vma_offset_unlock_lookup(bdev->vma_manager);
if (!bo)
pr_err("Could not find buffer object to map\n");
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index cd0d49d8a8da..20bc91214e75 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -830,6 +830,7 @@ static int vmw_driver_load(struct drm_device *dev, unsigned
long chipset)
ret = ttm_bo_device_init(&dev_priv->bdev,
&vmw_bo_driver,
dev->anon_inode->i_mapping,
+ NULL,
false);
if (unlikely(ret != 0)) {
DRM_ERROR("Failed initializing TTM buffer object driver.\n");
--
2.18.1
Christian König
2019-Sep-09 06:59 UTC
[PATCH 1/8] drm/ttm: turn ttm_bo_device.vma_manager into a pointer
Am 05.09.19 um 09:05 schrieb Gerd Hoffmann:> Rename the embedded struct vma_offset_manager, new name is _vma_manager. > ttm_bo_device.vma_manager changed to a pointer. > > The ttm_bo_device_init() function gets an additional vma_manager > argument which allows to initialize ttm with a different vma manager. > When passing NULL the embedded _vma_manager is used. > > All callers are updated to pass NULL, so the behavior doesn't change. > > Signed-off-by: Gerd Hoffmann <kraxel at redhat.com>Reviewed-by: Christian K?nig <christian.koenig at amd.com>> --- > include/drm/ttm/ttm_bo_driver.h | 8 ++++++-- > drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 1 + > drivers/gpu/drm/drm_vram_mm_helper.c | 1 + > drivers/gpu/drm/nouveau/nouveau_ttm.c | 1 + > drivers/gpu/drm/qxl/qxl_ttm.c | 1 + > drivers/gpu/drm/radeon/radeon_ttm.c | 1 + > drivers/gpu/drm/ttm/ttm_bo.c | 13 +++++++++---- > drivers/gpu/drm/ttm/ttm_bo_vm.c | 6 +++--- > drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 1 + > 9 files changed, 24 insertions(+), 9 deletions(-) > > diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h > index e88e00c6cbf2..e365434f92b3 100644 > --- a/include/drm/ttm/ttm_bo_driver.h > +++ b/include/drm/ttm/ttm_bo_driver.h > @@ -441,7 +441,8 @@ extern struct ttm_bo_global { > * > * @driver: Pointer to a struct ttm_bo_driver struct setup by the driver. > * @man: An array of mem_type_managers. > - * @vma_manager: Address space manager > + * @vma_manager: Address space manager (pointer) > + * @_vma_manager: Address space manager (enbedded) > * lru_lock: Spinlock that protects the buffer+device lru lists and > * ddestroy lists. > * @dev_mapping: A pointer to the struct address_space representing the > @@ -464,7 +465,8 @@ struct ttm_bo_device { > /* > * Protected by internal locks. > */ > - struct drm_vma_offset_manager vma_manager; > + struct drm_vma_offset_manager *vma_manager; > + struct drm_vma_offset_manager _vma_manager; > > /* > * Protected by the global:lru lock. > @@ -585,6 +587,7 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev); > * @glob: A pointer to an initialized struct ttm_bo_global. > * @driver: A pointer to a struct ttm_bo_driver set up by the caller. > * @mapping: The address space to use for this bo. > + * @vma_manager: A pointer to a vma manager or NULL. > * @file_page_offset: Offset into the device address space that is available > * for buffer data. This ensures compatibility with other users of the > * address space. > @@ -596,6 +599,7 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev); > int ttm_bo_device_init(struct ttm_bo_device *bdev, > struct ttm_bo_driver *driver, > struct address_space *mapping, > + struct drm_vma_offset_manager *vma_manager, > bool need_dma32); > > /** > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c > index fb09314bcfd4..34ee5d725faf 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c > @@ -1728,6 +1728,7 @@ int amdgpu_ttm_init(struct amdgpu_device *adev) > r = ttm_bo_device_init(&adev->mman.bdev, > &amdgpu_bo_driver, > adev->ddev->anon_inode->i_mapping, > + NULL, > adev->need_dma32); > if (r) { > DRM_ERROR("failed initializing buffer object driver(%d).\n", r); > diff --git a/drivers/gpu/drm/drm_vram_mm_helper.c b/drivers/gpu/drm/drm_vram_mm_helper.c > index c911781d6728..56fd1519eb35 100644 > --- a/drivers/gpu/drm/drm_vram_mm_helper.c > +++ b/drivers/gpu/drm/drm_vram_mm_helper.c > @@ -172,6 +172,7 @@ int drm_vram_mm_init(struct drm_vram_mm *vmm, struct drm_device *dev, > > ret = ttm_bo_device_init(&vmm->bdev, &bo_driver, > dev->anon_inode->i_mapping, > + NULL, > true); > if (ret) > return ret; > diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.c b/drivers/gpu/drm/nouveau/nouveau_ttm.c > index f0daf958e03a..e67eb10843d1 100644 > --- a/drivers/gpu/drm/nouveau/nouveau_ttm.c > +++ b/drivers/gpu/drm/nouveau/nouveau_ttm.c > @@ -236,6 +236,7 @@ nouveau_ttm_init(struct nouveau_drm *drm) > ret = ttm_bo_device_init(&drm->ttm.bdev, > &nouveau_bo_driver, > dev->anon_inode->i_mapping, > + NULL, > drm->client.mmu.dmabits <= 32 ? true : false); > if (ret) { > NV_ERROR(drm, "error initialising bo driver, %d\n", ret); > diff --git a/drivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c > index 9b24514c75aa..69da0eea6e4c 100644 > --- a/drivers/gpu/drm/qxl/qxl_ttm.c > +++ b/drivers/gpu/drm/qxl/qxl_ttm.c > @@ -325,6 +325,7 @@ int qxl_ttm_init(struct qxl_device *qdev) > r = ttm_bo_device_init(&qdev->mman.bdev, > &qxl_bo_driver, > qdev->ddev.anon_inode->i_mapping, > + NULL, > false); > if (r) { > DRM_ERROR("failed initializing buffer object driver(%d).\n", r); > diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c > index 35ac75a11d38..e2c12e59704d 100644 > --- a/drivers/gpu/drm/radeon/radeon_ttm.c > +++ b/drivers/gpu/drm/radeon/radeon_ttm.c > @@ -794,6 +794,7 @@ int radeon_ttm_init(struct radeon_device *rdev) > r = ttm_bo_device_init(&rdev->mman.bdev, > &radeon_bo_driver, > rdev->ddev->anon_inode->i_mapping, > + NULL, > rdev->need_dma32); > if (r) { > DRM_ERROR("failed initializing buffer object driver(%d).\n", r); > diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c > index 58d1f2b28132..8dc26babc5cb 100644 > --- a/drivers/gpu/drm/ttm/ttm_bo.c > +++ b/drivers/gpu/drm/ttm/ttm_bo.c > @@ -672,7 +672,7 @@ static void ttm_bo_release(struct kref *kref) > struct ttm_bo_device *bdev = bo->bdev; > struct ttm_mem_type_manager *man = &bdev->man[bo->mem.mem_type]; > > - drm_vma_offset_remove(&bdev->vma_manager, &bo->base.vma_node); > + drm_vma_offset_remove(bdev->vma_manager, &bo->base.vma_node); > ttm_mem_io_lock(man, false); > ttm_mem_io_free_vm(bo); > ttm_mem_io_unlock(man); > @@ -1353,7 +1353,7 @@ int ttm_bo_init_reserved(struct ttm_bo_device *bdev, > */ > if (bo->type == ttm_bo_type_device || > bo->type == ttm_bo_type_sg) > - ret = drm_vma_offset_add(&bdev->vma_manager, &bo->base.vma_node, > + ret = drm_vma_offset_add(bdev->vma_manager, &bo->base.vma_node, > bo->mem.num_pages); > > /* passed reservation objects should already be locked, > @@ -1704,7 +1704,7 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev) > pr_debug("Swap list %d was clean\n", i); > spin_unlock(&glob->lru_lock); > > - drm_vma_offset_manager_destroy(&bdev->vma_manager); > + drm_vma_offset_manager_destroy(&bdev->_vma_manager); > > if (!ret) > ttm_bo_global_release(); > @@ -1716,11 +1716,15 @@ EXPORT_SYMBOL(ttm_bo_device_release); > int ttm_bo_device_init(struct ttm_bo_device *bdev, > struct ttm_bo_driver *driver, > struct address_space *mapping, > + struct drm_vma_offset_manager *vma_manager, > bool need_dma32) > { > struct ttm_bo_global *glob = &ttm_bo_glob; > int ret; > > + if (!vma_manager) > + vma_manager = &bdev->_vma_manager; > + > ret = ttm_bo_global_init(); > if (ret) > return ret; > @@ -1737,7 +1741,8 @@ int ttm_bo_device_init(struct ttm_bo_device *bdev, > if (unlikely(ret != 0)) > goto out_no_sys; > > - drm_vma_offset_manager_init(&bdev->vma_manager, > + bdev->vma_manager = vma_manager; > + drm_vma_offset_manager_init(&bdev->_vma_manager, > DRM_FILE_PAGE_OFFSET_START, > DRM_FILE_PAGE_OFFSET_SIZE); > INIT_DELAYED_WORK(&bdev->wq, ttm_bo_delayed_workqueue); > diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c > index 76eedb963693..4aa007edffb0 100644 > --- a/drivers/gpu/drm/ttm/ttm_bo_vm.c > +++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c > @@ -409,16 +409,16 @@ static struct ttm_buffer_object *ttm_bo_vm_lookup(struct ttm_bo_device *bdev, > struct drm_vma_offset_node *node; > struct ttm_buffer_object *bo = NULL; > > - drm_vma_offset_lock_lookup(&bdev->vma_manager); > + drm_vma_offset_lock_lookup(bdev->vma_manager); > > - node = drm_vma_offset_lookup_locked(&bdev->vma_manager, offset, pages); > + node = drm_vma_offset_lookup_locked(bdev->vma_manager, offset, pages); > if (likely(node)) { > bo = container_of(node, struct ttm_buffer_object, > base.vma_node); > bo = ttm_bo_get_unless_zero(bo); > } > > - drm_vma_offset_unlock_lookup(&bdev->vma_manager); > + drm_vma_offset_unlock_lookup(bdev->vma_manager); > > if (!bo) > pr_err("Could not find buffer object to map\n"); > diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c > index cd0d49d8a8da..20bc91214e75 100644 > --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c > +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c > @@ -830,6 +830,7 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset) > ret = ttm_bo_device_init(&dev_priv->bdev, > &vmw_bo_driver, > dev->anon_inode->i_mapping, > + NULL, > false); > if (unlikely(ret != 0)) { > DRM_ERROR("Failed initializing TTM buffer object driver.\n");
Maybe Matching Threads
- [PATCH 1/8] drm/ttm: turn ttm_bo_device.vma_manager into a pointer
- [PATCH 1/8] drm/ttm: turn ttm_bo_device.vma_manager into a pointer
- [PATCH v2 1/2] drm/ttm: Change ttm_device_init to use a struct instead of multiple bools
- [PATCH v2 1/2] drm/ttm: Change ttm_device_init to use a struct instead of multiple bools
- [PATCH v2 0/2] drm/ttm: Add an option to report graphics memory OOM