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| author |   Dave Airlie <airlied@redhat.com> | 2020-04-03 06:09:51 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2020-04-03 09:07:49 +1000 |
| commit | 0e7e6198af28c1573267aba1be33dd0b7fb35691 (patch) | |
| tree | ec51021f5684005c7d6358b81ab7de690a3834e0 /include/drm | |
| parent | Merge tag 'drm-msm-next-2020-03-22' of https://gitlab.freedesktop.org/drm/msm into drm-next (diff) | |
| parent | drm/vmwgfx: Hook up the helpers to align buffer objects (diff) | |
| download | linux-dev-0e7e6198af28c1573267aba1be33dd0b7fb35691.tar.xz linux-dev-0e7e6198af28c1573267aba1be33dd0b7fb35691.zip | |
Merge branch 'ttm-transhuge' of git://people.freedesktop.org/~thomash/linux into drm-next
Huge page-table entries for TTM
In order to reduce CPU usage [1] and in theory TLB misses this patchset enables
huge- and giant page-table entries for TTM and TTM-enabled graphics drivers.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Thomas Hellstrom (VMware) <thomas_os@shipmail.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200325073102.6129-1-thomas_os@shipmail.org
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/drm_file.h | 9 | ||||
| -rw-r--r-- | include/drm/ttm/ttm_bo_api.h | 3 |
2 files changed, 11 insertions, 1 deletions
diff --git a/include/drm/drm_file.h b/include/drm/drm_file.h index 19df8028a6c4..5aaf1c4593a9 100644 --- a/include/drm/drm_file.h +++ b/include/drm/drm_file.h @@ -391,4 +391,13 @@ void drm_send_event(struct drm_device *dev, struct drm_pending_event *e); struct file *mock_drm_getfile(struct drm_minor *minor, unsigned int flags); +#ifdef CONFIG_MMU +struct drm_vma_offset_manager; +unsigned long drm_get_unmapped_area(struct file *file, + unsigned long uaddr, unsigned long len, + unsigned long pgoff, unsigned long flags, + struct drm_vma_offset_manager *mgr); +#endif /* CONFIG_MMU */ + + #endif /* _DRM_FILE_H_ */ diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h index b9bc1b00142e..0a9d042e075a 100644 --- a/include/drm/ttm/ttm_bo_api.h +++ b/include/drm/ttm/ttm_bo_api.h @@ -727,7 +727,8 @@ vm_fault_t ttm_bo_vm_reserve(struct ttm_buffer_object *bo, vm_fault_t ttm_bo_vm_fault_reserved(struct vm_fault *vmf, pgprot_t prot, - pgoff_t num_prefault); + pgoff_t num_prefault, + pgoff_t fault_page_size); vm_fault_t ttm_bo_vm_fault(struct vm_fault *vmf); |