hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

drm/nouveau: implement prime helper unpin function 

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Acked-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Maarten Lankhorst 2013-06-27 13:38:19 +02:00 committed by Dave Airlie
parent 280cf21186
commit 1af7c7dd21
3 changed files with 10 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/drm/nouveau/nouveau_drm.c
View File

@ -702,6 +702,7 @@ driver = {
.gem_prime_export = drm_gem_prime_export,
.gem_prime_import = drm_gem_prime_import,
.gem_prime_pin = nouveau_gem_prime_pin,
.gem_prime_unpin = nouveau_gem_prime_unpin,
.gem_prime_get_sg_table = nouveau_gem_prime_get_sg_table,
.gem_prime_import_sg_table = nouveau_gem_prime_import_sg_table,
.gem_prime_vmap = nouveau_gem_prime_vmap,

1
drivers/gpu/drm/nouveau/nouveau_gem.h
View File

@ -36,6 +36,7 @@ extern int nouveau_gem_ioctl_info(struct drm_device *, void *,
struct drm_file *);
extern int nouveau_gem_prime_pin(struct drm_gem_object *);
extern void nouveau_gem_prime_unpin(struct drm_gem_object *);
extern struct sg_table *nouveau_gem_prime_get_sg_table(struct drm_gem_object *);
extern struct drm_gem_object *nouveau_gem_prime_import_sg_table(
struct drm_device *, size_t size, struct sg_table *);

9
drivers/gpu/drm/nouveau/nouveau_prime.c
View File

@ -84,7 +84,7 @@ struct drm_gem_object *nouveau_gem_prime_import_sg_table(struct drm_device *dev,
int nouveau_gem_prime_pin(struct drm_gem_object *obj)
{
struct nouveau_bo *nvbo = nouveau_gem_object(obj);
int ret = 0;
int ret;
/* pin buffer into GTT */
ret = nouveau_bo_pin(nvbo, TTM_PL_FLAG_TT);
@ -93,3 +93,10 @@ int nouveau_gem_prime_pin(struct drm_gem_object *obj)
return 0;
}
void nouveau_gem_prime_unpin(struct drm_gem_object *obj)
{
struct nouveau_bo *nvbo = nouveau_gem_object(obj);
nouveau_bo_unpin(nvbo);
}