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| author | Andrey Grodzovsky <andrey.grodzovsky@amd.com> | 2017-12-22 08:12:40 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-02-19 14:17:58 -0500 |
| commit | cb5f1a52caf23414c65c6bc7eeefc281164ad092 (patch) | |
| tree | 4cd6a60b6fedb42623a96a511993f6c6f2f76cac /include/drm | |
| parent | 7b158d169190c53294238adae3718aff4838e50b (diff) | |
| download | linux-cb5f1a52caf23414c65c6bc7eeefc281164ad092.tar.bz2 | |
drm/ttm: Allow page allocations w/o triggering OOM..
This to allow drivers to choose to avoid OOM invocation and handle
page allocation failures instead.
v2:
Remove extra new lines.
Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Roger He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/ttm/ttm_bo_driver.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h index 94064b126e8e..9b417eb2df20 100644 --- a/include/drm/ttm/ttm_bo_driver.h +++ b/include/drm/ttm/ttm_bo_driver.h @@ -86,6 +86,7 @@ struct ttm_backend_func { #define TTM_PAGE_FLAG_ZERO_ALLOC (1 << 6) #define TTM_PAGE_FLAG_DMA32 (1 << 7) #define TTM_PAGE_FLAG_SG (1 << 8) +#define TTM_PAGE_FLAG_NO_RETRY (1 << 9) enum ttm_caching_state { tt_uncached, @@ -556,6 +557,7 @@ struct ttm_bo_global { * @dev_mapping: A pointer to the struct address_space representing the * device address space. * @wq: Work queue structure for the delayed delete workqueue. + * @no_retry: Don't retry allocation if it fails * */ @@ -592,6 +594,8 @@ struct ttm_bo_device { struct delayed_work wq; bool need_dma32; + + bool no_retry; }; /** |