diff options
| author | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2021-03-23 16:49:57 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2021-03-24 11:50:21 +0100 |
| commit | a61170975718d56a8aa8d53c1e11e8b4e70b42f3 (patch) | |
| tree | e705f9e01f1490f8e2c7709930eb3150f217638e /drivers/gpu/drm/i915/gem/i915_gem_object.h | |
| parent | c471748dc742c207a5461be924538c286d66be3e (diff) | |
drm/i915: Rework struct phys attachment handling
Instead of creating a separate object type, we make changes to
the shmem type, to clear struct page backing. This will allow us to
ensure we never run into a race when we exchange obj->ops with other
function pointers.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210323155059.628690-9-maarten.lankhorst@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/gem/i915_gem_object.h')
| -rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_object.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.h b/drivers/gpu/drm/i915/gem/i915_gem_object.h index 25c785e388fc..60905e7e0907 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_object.h +++ b/drivers/gpu/drm/i915/gem/i915_gem_object.h @@ -37,7 +37,15 @@ void __i915_gem_object_release_shmem(struct drm_i915_gem_object *obj, struct sg_table *pages, bool needs_clflush); +int i915_gem_object_pwrite_phys(struct drm_i915_gem_object *obj, + const struct drm_i915_gem_pwrite *args); +int i915_gem_object_pread_phys(struct drm_i915_gem_object *obj, + const struct drm_i915_gem_pread *args); + int i915_gem_object_attach_phys(struct drm_i915_gem_object *obj, int align); +void i915_gem_object_put_pages_phys(struct drm_i915_gem_object *obj, + struct sg_table *pages); + void i915_gem_flush_free_objects(struct drm_i915_private *i915); |