renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-29 15:43:59 +08:00
Code

drm/ttm: wire up the new pool as default one v2

Browse Source 
Provide the necessary parameters by all drivers and use the new pool alloc
when no driver specific function is provided.

v2: fix the GEM VRAM helpers

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Madhav Chauhan <madhav.chauhan@amd.com>
Tested-by: Huang Rui <ray.huang@amd.com>
Link: https://patchwork.freedesktop.org/patch/397081/?series=83051&rev=1
This commit is contained in:
Christian König 2020-10-24 13:10:28 +02:00
parent d099fc8f54
commit ee5d2a8e54
10 changed files with 36 additions and 26 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
View File

@ -1914,10 +1914,10 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
mutex_init(&adev->mman.gtt_window_lock);
/* No others user of address space so set it to 0 */
r = ttm_bo_device_init(&adev->mman.bdev,
&amdgpu_bo_driver,
r = ttm_bo_device_init(&adev->mman.bdev, &amdgpu_bo_driver, adev->dev,
adev_to_drm(adev)->anon_inode->i_mapping,
adev_to_drm(adev)->vma_offset_manager,
adev->need_swiotlb,
dma_addressing_limited(adev->dev));
if (r) {
DRM_ERROR("failed initializing buffer object driver(%d).\n", r);

4
drivers/gpu/drm/drm_gem_vram_helper.c
View File

@ -1045,10 +1045,10 @@ static int drm_vram_mm_init(struct drm_vram_mm *vmm, struct drm_device *dev,
vmm->vram_base = vram_base;
vmm->vram_size = vram_size;
ret = ttm_bo_device_init(&vmm->bdev, &bo_driver,
ret = ttm_bo_device_init(&vmm->bdev, &bo_driver, dev->dev,
dev->anon_inode->i_mapping,
dev->vma_offset_manager,
true);
false, true);
if (ret)
return ret;

14
drivers/gpu/drm/nouveau/nouveau_ttm.c
View File

@ -281,6 +281,7 @@ nouveau_ttm_init(struct nouveau_drm *drm)
struct nvkm_pci *pci = device->pci;
struct nvif_mmu *mmu = &drm->client.mmu;
struct drm_device *dev = drm->dev;
bool need_swiotlb = false;
int typei, ret;
ret = nouveau_ttm_init_host(drm, 0);
@ -315,11 +316,14 @@ nouveau_ttm_init(struct nouveau_drm *drm)
drm->agp.cma = pci->agp.cma;
}
ret = ttm_bo_device_init(&drm->ttm.bdev,
&nouveau_bo_driver,
dev->anon_inode->i_mapping,
dev->vma_offset_manager,
drm->client.mmu.dmabits <= 32 ? true : false);
#if IS_ENABLED(CONFIG_SWIOTLB) && IS_ENABLED(CONFIG_X86)
need_swiotlb = !!swiotlb_nr_tbl();
#endif
ret = ttm_bo_device_init(&drm->ttm.bdev, &nouveau_bo_driver,
drm->dev->dev, dev->anon_inode->i_mapping,
dev->vma_offset_manager, need_swiotlb,
drm->client.mmu.dmabits <= 32);
if (ret) {
NV_ERROR(drm, "error initialising bo driver, %d\n", ret);
return ret;

5
drivers/gpu/drm/qxl/qxl_ttm.c
View File

@ -194,11 +194,10 @@ int qxl_ttm_init(struct qxl_device *qdev)
int num_io_pages; /* != rom->num_io_pages, we include surface0 */
/* No others user of address space so set it to 0 */
r = ttm_bo_device_init(&qdev->mman.bdev,
&qxl_bo_driver,
r = ttm_bo_device_init(&qdev->mman.bdev, &qxl_bo_driver, NULL,
qdev->ddev.anon_inode->i_mapping,
qdev->ddev.vma_offset_manager,
false);
false, false);
if (r) {
DRM_ERROR("failed initializing buffer object driver(%d).\n", r);
return r;

4
drivers/gpu/drm/radeon/radeon_ttm.c
View File

@ -846,10 +846,10 @@ int radeon_ttm_init(struct radeon_device *rdev)
int r;
/* No others user of address space so set it to 0 */
r = ttm_bo_device_init(&rdev->mman.bdev,
&radeon_bo_driver,
r = ttm_bo_device_init(&rdev->mman.bdev, &radeon_bo_driver, rdev->dev,
rdev->ddev->anon_inode->i_mapping,
rdev->ddev->vma_offset_manager,
rdev->need_swiotlb,
dma_addressing_limited(&rdev->pdev->dev));
if (r) {
DRM_ERROR("failed initializing buffer object driver(%d).\n", r);

8
drivers/gpu/drm/ttm/ttm_bo.c
View File

@ -1283,6 +1283,8 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev)
pr_debug("Swap list %d was clean\n", i);
spin_unlock(&glob->lru_lock);
ttm_pool_fini(&bdev->pool);
if (!ret)
ttm_bo_global_release();
@ -1307,9 +1309,10 @@ static void ttm_bo_init_sysman(struct ttm_bo_device *bdev)
int ttm_bo_device_init(struct ttm_bo_device *bdev,
struct ttm_bo_driver *driver,
struct device *dev,
struct address_space *mapping,
struct drm_vma_offset_manager *vma_manager,
bool need_dma32)
bool use_dma_alloc, bool use_dma32)
{
struct ttm_bo_global *glob = &ttm_bo_glob;
int ret;
@ -1324,12 +1327,13 @@ int ttm_bo_device_init(struct ttm_bo_device *bdev,
bdev->driver = driver;
ttm_bo_init_sysman(bdev);
ttm_pool_init(&bdev->pool, dev, use_dma_alloc, use_dma32);
bdev->vma_manager = vma_manager;
INIT_DELAYED_WORK(&bdev->wq, ttm_bo_delayed_workqueue);
INIT_LIST_HEAD(&bdev->ddestroy);
bdev->dev_mapping = mapping;
bdev->need_dma32 = need_dma32;
bdev->need_dma32 = use_dma32;
mutex_lock(&ttm_global_mutex);
list_add_tail(&bdev->device_list, &glob->device_list);
mutex_unlock(&ttm_global_mutex);

2
drivers/gpu/drm/ttm/ttm_memory.c
View File

@ -454,7 +454,7 @@ int ttm_mem_global_init(struct ttm_mem_global *glob)
}
ttm_page_alloc_init(glob, glob->zone_kernel->max_mem/(2*PAGE_SIZE));
ttm_dma_page_alloc_init(glob, glob->zone_kernel->max_mem/(2*PAGE_SIZE));
ttm_pool_mgr_init(glob->zone_kernel->max_mem/(2*PAGE_SIZE));
ttm_pool_mgr_init(glob->zone_kernel->max_mem / (2 * PAGE_SIZE));
return 0;
out_no_zone:
ttm_mem_global_release(glob);

5
drivers/gpu/drm/ttm/ttm_tt.c
View File

@ -37,7 +37,6 @@
#include <linux/file.h>
#include <drm/drm_cache.h>
#include <drm/ttm/ttm_bo_driver.h>
#include <drm/ttm/ttm_page_alloc.h>
/**
* Allocates a ttm structure for the given BO.
@ -321,7 +320,7 @@ int ttm_tt_populate(struct ttm_bo_device *bdev,
if (bdev->driver->ttm_tt_populate)
ret = bdev->driver->ttm_tt_populate(bdev, ttm, ctx);
else
ret = ttm_pool_populate(ttm, ctx);
ret = ttm_pool_alloc(&bdev->pool, ttm, ctx);
if (ret)
return ret;
@ -363,6 +362,6 @@ void ttm_tt_unpopulate(struct ttm_bo_device *bdev,
if (bdev->driver->ttm_tt_unpopulate)
bdev->driver->ttm_tt_unpopulate(bdev, ttm);
else
ttm_pool_unpopulate(ttm);
ttm_pool_free(&bdev->pool, ttm);
ttm->page_flags &= ~TTM_PAGE_FLAG_PRIV_POPULATED;
}

5
drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
View File

@ -878,10 +878,11 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
drm_vma_offset_manager_init(&dev_priv->vma_manager,
DRM_FILE_PAGE_OFFSET_START,
DRM_FILE_PAGE_OFFSET_SIZE);
ret = ttm_bo_device_init(&dev_priv->bdev,
&vmw_bo_driver,
ret = ttm_bo_device_init(&dev_priv->bdev, &vmw_bo_driver,
dev_priv->dev->dev,
dev->anon_inode->i_mapping,
&dev_priv->vma_manager,
dev_priv->map_mode == vmw_dma_alloc_coherent,
false);
if (unlikely(ret != 0)) {
DRM_ERROR("Failed initializing TTM buffer object driver.\n");

11
include/drm/ttm/ttm_bo_driver.h
View File

@ -42,6 +42,7 @@
#include "ttm_module.h"
#include "ttm_placement.h"
#include "ttm_tt.h"
#include "ttm_pool.h"
/**
* struct ttm_bo_driver
@ -295,6 +296,7 @@ struct ttm_bo_device {
* Protected by internal locks.
*/
struct drm_vma_offset_manager *vma_manager;
struct ttm_pool pool;
/*
* Protected by the global:lru lock.
@ -395,11 +397,11 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev);
* @bdev: A pointer to a struct ttm_bo_device to initialize.
* @glob: A pointer to an initialized struct ttm_bo_global.
* @driver: A pointer to a struct ttm_bo_driver set up by the caller.
* @dev: The core kernel device pointer for DMA mappings and allocations.
* @mapping: The address space to use for this bo.
* @vma_manager: A pointer to a vma manager.
* @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.
* @use_dma_alloc: If coherent DMA allocation API should be used.
* @use_dma32: If we should use GFP_DMA32 for device memory allocations.
*
* Initializes a struct ttm_bo_device:
* Returns:
@ -407,9 +409,10 @@ 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 device *dev,
struct address_space *mapping,
struct drm_vma_offset_manager *vma_manager,
bool need_dma32);
bool use_dma_alloc, bool use_dma32);
/**
* ttm_bo_unmap_virtual