diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2024-03-22 02:14:13 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2024-03-22 02:15:08 +0300 |
| commit | 537c2e91d3549e5d6020bb0576cf9b54a845255f (patch) | |
| tree | c09e8a1b7d733cde19b0c72678c28fb2bc97ff6b /drivers/gpu/drm/ttm/ttm_bo_util.c | |
| parent | 237bb5f7f7f55ec5f773469a974c61a49c298625 (diff) | |
| parent | cba9ffdb9913dfe6be29f049ce920ce451ce7cc4 (diff) | |
| download | linux-537c2e91d3549e5d6020bb0576cf9b54a845255f.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/ttm/ttm_bo_util.c')
| -rw-r--r-- | drivers/gpu/drm/ttm/ttm_bo_util.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c index fd9fd3d15101..0b3f4267130c 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_util.c +++ b/drivers/gpu/drm/ttm/ttm_bo_util.c @@ -294,7 +294,13 @@ pgprot_t ttm_io_prot(struct ttm_buffer_object *bo, struct ttm_resource *res, enum ttm_caching caching; man = ttm_manager_type(bo->bdev, res->mem_type); - caching = man->use_tt ? bo->ttm->caching : res->bus.caching; + if (man->use_tt) { + caching = bo->ttm->caching; + if (bo->ttm->page_flags & TTM_TT_FLAG_DECRYPTED) + tmp = pgprot_decrypted(tmp); + } else { + caching = res->bus.caching; + } return ttm_prot_from_caching(caching, tmp); } @@ -337,6 +343,8 @@ static int ttm_bo_kmap_ttm(struct ttm_buffer_object *bo, .no_wait_gpu = false }; struct ttm_tt *ttm = bo->ttm; + struct ttm_resource_manager *man = + ttm_manager_type(bo->bdev, bo->resource->mem_type); pgprot_t prot; int ret; @@ -346,7 +354,8 @@ static int ttm_bo_kmap_ttm(struct ttm_buffer_object *bo, if (ret) return ret; - if (num_pages == 1 && ttm->caching == ttm_cached) { + if (num_pages == 1 && ttm->caching == ttm_cached && + !(man->use_tt && (ttm->page_flags & TTM_TT_FLAG_DECRYPTED))) { /* * We're mapping a single page, and the desired * page protection is consistent with the bo. |