search for: drm_gem_vram_kmap_at

...n future updates. v4: * cleanups from checkpatch.pl * removed several fixed-size types from interfaces * DRM_VRAM_HELPER now selects DRM_TTM * remove separate config option for GEM VRAM v2: * rename to |struct drm_gem_vram_object| * move drm_is_gem_ttm() to a later patch in the series * add drm_gem_vram_kmap_at() * return is_iomem from kmap functions * redefine TTM placement flags for public interface * documentation fixes Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de> --- Documentation/gpu/drm-mm.rst | 15 + drivers/gpu/drm/Kconfig | 7 + drivers/gpu/...

...tion from each other; except for the names of several data types. The helpers are currently build with TTM, but this is considered an implementation detail and may change in future updates. v2: * rename to |struct drm_gem_vram_object| * move drm_is_gem_ttm() to a later patch in the series * add drm_gem_vram_kmap_at() * return is_iomem from kmap functions * redefine TTM placement flags for public interface * documentation fixes Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de> --- Documentation/gpu/drm-mm.rst | 12 + drivers/gpu/drm/Kconfig | 13 + drivers/gpu/...

...e names of several data types. The helpers are > currently build with TTM, but this is considered an implementation > detail and may change in future updates. > > v2: > * rename to |struct drm_gem_vram_object| > * move drm_is_gem_ttm() to a later patch in the series > * add drm_gem_vram_kmap_at() > * return is_iomem from kmap functions > * redefine TTM placement flags for public interface > * documentation fixes > > Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de> > --- > Documentation/gpu/drm-mm.rst | 12 + > drivers/gpu/drm/Kconfi...

...e names of several data types. The helpers are > currently build with TTM, but this is considered an implementation > detail and may change in future updates. > > v2: > * rename to |struct drm_gem_vram_object| > * move drm_is_gem_ttm() to a later patch in the series > * add drm_gem_vram_kmap_at() > * return is_iomem from kmap functions > * redefine TTM placement flags for public interface > * documentation fixes > > Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de> > --- > Documentation/gpu/drm-mm.rst | 12 + > drivers/gpu/drm/Kconfi...

...unsigned long pl_flag); >>> int drm_gem_vram_unpin(struct drm_gem_vram_object *gbo); >>> +int drm_gem_vram_unpin_reserved(struct drm_gem_vram_object *gbo); >>> int drm_gem_vram_push_to_system(struct drm_gem_vram_object *gbo); >>> void *drm_gem_vram_kmap_at(struct drm_gem_vram_object *gbo, bool map, >>> bool *is_iomem, struct ttm_bo_kmap_obj *kmap); >>> -- >>> 2.21.0 >>> >> -- >> Daniel Vetter >> Software Engineer, Intel Corporation >> http://blog.ffwll.ch > -- >...

...reserved(struct drm_gem_vram_object *gbo, > + unsigned long pl_flag); > int drm_gem_vram_unpin(struct drm_gem_vram_object *gbo); > +int drm_gem_vram_unpin_reserved(struct drm_gem_vram_object *gbo); > int drm_gem_vram_push_to_system(struct drm_gem_vram_object *gbo); > void *drm_gem_vram_kmap_at(struct drm_gem_vram_object *gbo, bool map, > bool *is_iomem, struct ttm_bo_kmap_obj *kmap); > -- > 2.21.0 > -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch

...reserved(struct drm_gem_vram_object *gbo, > + unsigned long pl_flag); > int drm_gem_vram_unpin(struct drm_gem_vram_object *gbo); > +int drm_gem_vram_unpin_reserved(struct drm_gem_vram_object *gbo); > int drm_gem_vram_push_to_system(struct drm_gem_vram_object *gbo); > void *drm_gem_vram_kmap_at(struct drm_gem_vram_object *gbo, bool map, > bool *is_iomem, struct ttm_bo_kmap_obj *kmap); > -- > 2.21.0 > -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch

...); +int drm_gem_vram_pin_reserved(struct drm_gem_vram_object *gbo, + unsigned long pl_flag); int drm_gem_vram_unpin(struct drm_gem_vram_object *gbo); +int drm_gem_vram_unpin_reserved(struct drm_gem_vram_object *gbo); int drm_gem_vram_push_to_system(struct drm_gem_vram_object *gbo); void *drm_gem_vram_kmap_at(struct drm_gem_vram_object *gbo, bool map, bool *is_iomem, struct ttm_bo_kmap_obj *kmap); -- 2.21.0

.... v3: * share VRAM MM callback structure among drivers * move VRAM MM instances to drm_device and share rsp. code v2: * rename |struct drm_gem_ttm_object| to |struct drm_gem_vram_object| * rename |struct drm_simple_ttm| to |struct drm_vram_mm| * make drm_is_gem_ttm() an internal helper * add drm_gem_vram_kmap_at() * return is_iomem from kmap functions * redefine TTM placement flags for public interface * add drm_vram_mm_mmap() helper * replace almost all of driver's TTM code with these helpers * documentation fixes Thomas Zimmermann (19): drm: Add |struct drm_gem_vram_object| and helpers drm:...

...ram_object *gbo, > > + unsigned long pl_flag); > > int drm_gem_vram_unpin(struct drm_gem_vram_object *gbo); > > +int drm_gem_vram_unpin_reserved(struct drm_gem_vram_object *gbo); > > int drm_gem_vram_push_to_system(struct drm_gem_vram_object *gbo); > > void *drm_gem_vram_kmap_at(struct drm_gem_vram_object *gbo, bool map, > > bool *is_iomem, struct ttm_bo_kmap_obj *kmap); > > -- > > 2.21.0 > > > > -- > Daniel Vetter > Software Engineer, Intel Corporation > http://blog.ffwll.ch -- Daniel Vetter Software Engineer, Intel Corp...

...ck structure among drivers > * move VRAM MM instances to drm_device and share rsp. code > v2: > * rename |struct drm_gem_ttm_object| to |struct drm_gem_vram_object| > * rename |struct drm_simple_ttm| to |struct drm_vram_mm| > * make drm_is_gem_ttm() an internal helper > * add drm_gem_vram_kmap_at() > * return is_iomem from kmap functions > * redefine TTM placement flags for public interface > * add drm_vram_mm_mmap() helper > * replace almost all of driver's TTM code with these helpers > * documentation fixes > > Thomas Zimmermann (20): > drm: Add |struct...

...implement PRIME helpers, which would allow for using the generic fbcon. The patch set is against a recent drm-tip. v2: * rename |struct drm_gem_ttm_object| to |struct drm_gem_vram_object| * rename |struct drm_simple_ttm| to |struct drm_vram_mm| * make drm_is_gem_ttm() an internal helper * add drm_gem_vram_kmap_at() * return is_iomem from kmap functions * redefine TTM placement flags for public interface * add drm_vram_mm_mmap() helper * replace almost all of driver's TTM code with these helpers * documentation fixes Thomas Zimmermann (17): drm: Add |struct drm_gem_vram_object| and helpers drm:...

A kernel test bot reported a problem with the locktorture testcase that was triggered by the GEM VRAM helpers. ... [ 10.004734] RIP: 0010:ttm_bo_validate+0x41/0x141 [ttm] ... [ 10.015669] ? kvm_sched_clock_read+0x5/0xd [ 10.016157] ? get_lock_stats+0x11/0x3f [ 10.016607] drm_gem_vram_pin+0x77/0xa2 [drm_vram_helper] [ 10.017229]

A kernel test bot reported a problem with the locktorture testcase that was triggered by the GEM VRAM helpers. ... [ 10.004734] RIP: 0010:ttm_bo_validate+0x41/0x141 [ttm] ... [ 10.015669] ? kvm_sched_clock_read+0x5/0xd [ 10.016157] ? get_lock_stats+0x11/0x3f [ 10.016607] drm_gem_vram_pin+0x77/0xa2 [drm_vram_helper] [ 10.017229]

...ER v3: * share VRAM MM callback structure among drivers * move VRAM MM instances to drm_device and share rsp. code v2: * rename |struct drm_gem_ttm_object| to |struct drm_gem_vram_object| * rename |struct drm_simple_ttm| to |struct drm_vram_mm| * make drm_is_gem_ttm() an internal helper * add drm_gem_vram_kmap_at() * return is_iomem from kmap functions * redefine TTM placement flags for public interface * add drm_vram_mm_mmap() helper * replace almost all of driver's TTM code with these helpers * documentation fixes Thomas Zimmermann (20): drm: Add |struct drm_gem_vram_object| and helpers drm:...

...ER v3: * share VRAM MM callback structure among drivers * move VRAM MM instances to drm_device and share rsp. code v2: * rename |struct drm_gem_ttm_object| to |struct drm_gem_vram_object| * rename |struct drm_simple_ttm| to |struct drm_vram_mm| * make drm_is_gem_ttm() an internal helper * add drm_gem_vram_kmap_at() * return is_iomem from kmap functions * redefine TTM placement flags for public interface * add drm_vram_mm_mmap() helper * replace almost all of driver's TTM code with these helpers * documentation fixes Thomas Zimmermann (20): drm: Add |struct drm_gem_vram_object| and helpers drm:...

...ER v3: * share VRAM MM callback structure among drivers * move VRAM MM instances to drm_device and share rsp. code v2: * rename |struct drm_gem_ttm_object| to |struct drm_gem_vram_object| * rename |struct drm_simple_ttm| to |struct drm_vram_mm| * make drm_is_gem_ttm() an internal helper * add drm_gem_vram_kmap_at() * return is_iomem from kmap functions * redefine TTM placement flags for public interface * add drm_vram_mm_mmap() helper * replace almost all of driver's TTM code with these helpers * documentation fixes Thomas Zimmermann (19): drm: Add |struct drm_gem_vram_object| and helpers drm:...

...ER v3: * share VRAM MM callback structure among drivers * move VRAM MM instances to drm_device and share rsp. code v2: * rename |struct drm_gem_ttm_object| to |struct drm_gem_vram_object| * rename |struct drm_simple_ttm| to |struct drm_vram_mm| * make drm_is_gem_ttm() an internal helper * add drm_gem_vram_kmap_at() * return is_iomem from kmap functions * redefine TTM placement flags for public interface * add drm_vram_mm_mmap() helper * replace almost all of driver's TTM code with these helpers * documentation fixes Thomas Zimmermann (19): drm: Add |struct drm_gem_vram_object| and helpers drm:...