diff options
| author | Dave Airlie <airlied@redhat.com> | 2019-08-21 15:38:43 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2019-08-21 16:44:41 +1000 |
| commit | 5f680625d9765a2f936707465659acac8e44f514 (patch) | |
| tree | 9be42003b1848c3b8e2e3de35c1875fb94b7ee24 /include/drm/drm_gem_shmem_helper.h | |
| parent | 8120ed5ebd2aaad1fee1a777effa158e5284b816 (diff) | |
| parent | d777478599f781fc5162d1ae95dbee6e5ae05a41 (diff) | |
Merge tag 'drm-misc-next-2019-08-19' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
drm-misc-next for 5.4:
UAPI Changes:
Cross-subsystem Changes:
Core Changes:
- dma-buf: add reservation_object_fences helper, relax
reservation_object_add_shared_fence, remove
reservation_object seq number (and then
restored)
- dma-fence: Shrinkage of the dma_fence structure,
Merge dma_fence_signal and dma_fence_signal_locked,
Store the timestamp in struct dma_fence in a union with
cb_list
Driver Changes:
- More dt-bindings YAML conversions
- More removal of drmP.h includes
- dw-hdmi: Support get_eld and various i2s improvements
- gm12u320: Few fixes
- meson: Global cleanup
- panfrost: Few refactors, Support for GPU heap allocations
- sun4i: Support for DDC enable GPIO
- New panels: TI nspire, NEC NL8048HL11, LG Philips LB035Q02,
Sharp LS037V7DW01, Sony ACX565AKM, Toppoly TD028TTEC1
Toppoly TD043MTEA1
Signed-off-by: Dave Airlie <airlied@redhat.com>
[airlied: fixup dma_resv rename fallout]
From: Maxime Ripard <maxime.ripard@bootlin.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190819141923.7l2adietcr2pioct@flea
Diffstat (limited to 'include/drm/drm_gem_shmem_helper.h')
| -rw-r--r-- | include/drm/drm_gem_shmem_helper.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/drm/drm_gem_shmem_helper.h b/include/drm/drm_gem_shmem_helper.h index 038b6d313447..ce1600fdfc3e 100644 --- a/include/drm/drm_gem_shmem_helper.h +++ b/include/drm/drm_gem_shmem_helper.h @@ -44,6 +44,9 @@ struct drm_gem_shmem_object { */ unsigned int pages_use_count; + int madv; + struct list_head madv_list; + /** * @pages_mark_dirty_on_put: * @@ -121,6 +124,18 @@ void drm_gem_shmem_unpin(struct drm_gem_object *obj); void *drm_gem_shmem_vmap(struct drm_gem_object *obj); void drm_gem_shmem_vunmap(struct drm_gem_object *obj, void *vaddr); +int drm_gem_shmem_madvise(struct drm_gem_object *obj, int madv); + +static inline bool drm_gem_shmem_is_purgeable(struct drm_gem_shmem_object *shmem) +{ + return (shmem->madv > 0) && + !shmem->vmap_use_count && shmem->sgt && + !shmem->base.dma_buf && !shmem->base.import_attach; +} + +void drm_gem_shmem_purge_locked(struct drm_gem_object *obj); +void drm_gem_shmem_purge(struct drm_gem_object *obj); + struct drm_gem_shmem_object * drm_gem_shmem_create_with_handle(struct drm_file *file_priv, struct drm_device *dev, size_t size, |