diff options
| -rw-r--r-- | tegra/tegra.c | 46 | ||||
| -rw-r--r-- | tegra/tegra.h | 3 |
2 files changed, 49 insertions, 0 deletions
diff --git a/tegra/tegra.c b/tegra/tegra.c index ec5bf76c..614ab965 100644 --- a/tegra/tegra.c +++ b/tegra/tegra.c @@ -246,3 +246,49 @@ int drm_tegra_bo_unmap(struct drm_tegra_bo *bo) return 0; } + +drm_public +int drm_tegra_bo_get_flags(struct drm_tegra_bo *bo, uint32_t *flags) +{ + struct drm_tegra_gem_get_flags args; + struct drm_tegra *drm = bo->drm; + int err; + + if (!bo) + return -EINVAL; + + memset(&args, 0, sizeof(args)); + args.handle = bo->handle; + + err = drmCommandWriteRead(drm->fd, DRM_TEGRA_GEM_GET_FLAGS, &args, + sizeof(args)); + if (err < 0) + return -errno; + + if (flags) + *flags = args.flags; + + return 0; +} + +drm_public +int drm_tegra_bo_set_flags(struct drm_tegra_bo *bo, uint32_t flags) +{ + struct drm_tegra_gem_get_flags args; + struct drm_tegra *drm = bo->drm; + int err; + + if (!bo) + return -EINVAL; + + memset(&args, 0, sizeof(args)); + args.handle = bo->handle; + args.flags = flags; + + err = drmCommandWriteRead(drm->fd, DRM_TEGRA_GEM_SET_FLAGS, &args, + sizeof(args)); + if (err < 0) + return -errno; + + return 0; +} diff --git a/tegra/tegra.h b/tegra/tegra.h index ed29505d..a8624180 100644 --- a/tegra/tegra.h +++ b/tegra/tegra.h @@ -44,4 +44,7 @@ int drm_tegra_bo_get_handle(struct drm_tegra_bo *bo, uint32_t *handle); int drm_tegra_bo_map(struct drm_tegra_bo *bo, void **ptr); int drm_tegra_bo_unmap(struct drm_tegra_bo *bo); +int drm_tegra_bo_get_flags(struct drm_tegra_bo *bo, uint32_t *flags); +int drm_tegra_bo_set_flags(struct drm_tegra_bo *bo, uint32_t flags); + #endif /* __DRM_TEGRA_H__ */ |