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authorTom St Denis <tom.stdenis@amd.com>2017-08-18 10:06:34 -0400
committerAlex Deucher <alexander.deucher@amd.com>2017-08-29 15:27:53 -0400
commitf7871fd19389c5f64f625a4389675d0740f0dfe4 (patch)
tree48b4b43198840c164a83a9d81502354f263989ea /drivers/gpu/drm/radeon
parent7405e0dad4c75b33976ddd997513635d7a0204b1 (diff)
drm/radeon: use new TTM populate/dma map helper functions
Signed-off-by: Tom St Denis <tom.stdenis@amd.com> Reviewed-by: Christian K├Ânig <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon')
-rw-r--r--drivers/gpu/drm/radeon/radeon_ttm.c33
1 files changed, 2 insertions, 31 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index bf69bf9086bf..8032da57e409 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -725,8 +725,6 @@ static int radeon_ttm_tt_populate(struct ttm_tt *ttm)
{
struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(ttm);
struct radeon_device *rdev;
- unsigned i;
- int r;
bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);
if (ttm->state != tt_unpopulated)
@@ -762,33 +760,13 @@ static int radeon_ttm_tt_populate(struct ttm_tt *ttm)
}
#endif
- r = ttm_pool_populate(ttm);
- if (r) {
- return r;
- }
-
- for (i = 0; i < ttm->num_pages; i++) {
- gtt->ttm.dma_address[i] = pci_map_page(rdev->pdev, ttm->pages[i],
- 0, PAGE_SIZE,
- PCI_DMA_BIDIRECTIONAL);
- if (pci_dma_mapping_error(rdev->pdev, gtt->ttm.dma_address[i])) {
- while (i--) {
- pci_unmap_page(rdev->pdev, gtt->ttm.dma_address[i],
- PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
- gtt->ttm.dma_address[i] = 0;
- }
- ttm_pool_unpopulate(ttm);
- return -EFAULT;
- }
- }
- return 0;
+ return ttm_populate_and_map_pages(rdev->dev, &gtt->ttm);
}
static void radeon_ttm_tt_unpopulate(struct ttm_tt *ttm)
{
struct radeon_device *rdev;
struct radeon_ttm_tt *gtt = radeon_ttm_tt_to_gtt(ttm);
- unsigned i;
bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);
if (gtt && gtt->userptr) {
@@ -815,14 +793,7 @@ static void radeon_ttm_tt_unpopulate(struct ttm_tt *ttm)
}
#endif
- for (i = 0; i < ttm->num_pages; i++) {
- if (gtt->ttm.dma_address[i]) {
- pci_unmap_page(rdev->pdev, gtt->ttm.dma_address[i],
- PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
- }
- }
-
- ttm_pool_unpopulate(ttm);
+ ttm_unmap_and_unpopulate_pages(rdev->dev, &gtt->ttm);
}
int radeon_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,

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