Panfrost driver was the only user of the drm_gem_shmem_purge_locked()
helper. Panfrost driver was converted to use new generic memory shrinker
and the helper doesn't have users anymore, remove it.
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@xxxxxxxxxxxxx>
---
drivers/gpu/drm/drm_gem_shmem_helper.c | 30 --------------------------
include/drm/drm_gem_shmem_helper.h | 1 -
2 files changed, 31 deletions(-)
diff --git a/drivers/gpu/drm/drm_gem_shmem_helper.c b/drivers/gpu/drm/drm_gem_shmem_helper.c
index 045921ad4795..ef7691c84fa8 100644
--- a/drivers/gpu/drm/drm_gem_shmem_helper.c
+++ b/drivers/gpu/drm/drm_gem_shmem_helper.c
@@ -899,36 +899,6 @@ static void drm_gem_shmem_unpin_pages_locked(struct drm_gem_shmem_object *shmem)
shmem->sgt = NULL;
}
-void drm_gem_shmem_purge_locked(struct drm_gem_shmem_object *shmem)
-{
- struct drm_gem_object *obj = &shmem->base;
- struct drm_device *dev = obj->dev;
-
- WARN_ON(!drm_gem_shmem_is_purgeable(shmem));
-
- dma_unmap_sgtable(dev->dev, shmem->sgt, DMA_BIDIRECTIONAL, 0);
- sg_free_table(shmem->sgt);
- kfree(shmem->sgt);
- shmem->sgt = NULL;
-
- drm_gem_shmem_put_pages_locked(shmem);
-
- shmem->madv = -1;
-
- drm_vma_node_unmap(&obj->vma_node, dev->anon_inode->i_mapping);
- drm_gem_free_mmap_offset(obj);
-
- /* Our goal here is to return as much of the memory as
- * is possible back to the system as we are called from OOM.
- * To do this we must instruct the shmfs to drop all of its
- * backing pages, *now*.
- */
- shmem_truncate_range(file_inode(obj->filp), 0, (loff_t)-1);
-
- invalidate_mapping_pages(file_inode(obj->filp)->i_mapping, 0, (loff_t)-1);
-}
-EXPORT_SYMBOL(drm_gem_shmem_purge_locked);
-
/**
* drm_gem_shmem_dumb_create - Create a dumb shmem buffer object
* @file: DRM file structure to create the dumb buffer for
diff --git a/include/drm/drm_gem_shmem_helper.h b/include/drm/drm_gem_shmem_helper.h
index 972687bf9717..8d7053c36fa6 100644
--- a/include/drm/drm_gem_shmem_helper.h
+++ b/include/drm/drm_gem_shmem_helper.h
@@ -195,7 +195,6 @@ int drm_gem_shmem_set_purgeable(struct drm_gem_shmem_object *shmem);
int drm_gem_shmem_set_purgeable_and_evictable(struct drm_gem_shmem_object *shmem);
int drm_gem_shmem_swap_in_locked(struct drm_gem_shmem_object *shmem);
-void drm_gem_shmem_purge_locked(struct drm_gem_shmem_object *shmem);
struct sg_table *drm_gem_shmem_get_sg_table(struct drm_gem_shmem_object *shmem);
struct sg_table *drm_gem_shmem_get_pages_sgt(struct drm_gem_shmem_object *shmem);
--
2.35.1
