diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c index 5878145077d0428eb685797be95d2987046357d4..2263e3ddd8222bbc2732a2d93328edcd99de8842 100644 --- a/drivers/gpu/drm/drm_ioctl.c +++ b/drivers/gpu/drm/drm_ioctl.c @@ -245,6 +245,9 @@ static int drm_getcap(struct drm_device *dev, void *data, struct drm_file *file_ case DRM_CAP_SYNCOBJ: req->value = drm_core_check_feature(dev, DRIVER_SYNCOBJ); return 0; + case DRM_CAP_SYNCOBJ_TIMELINE: + req->value = drm_core_check_feature(dev, DRIVER_SYNCOBJ_TIMELINE); + return 0; } /* Other caps only work with KMS drivers */ diff --git a/drivers/gpu/drm/drm_syncobj.c b/drivers/gpu/drm/drm_syncobj.c index d141dee386403bd6d4c601709a51827dcb1a079a..361a01a08c1856532a29460e5e21e8a63cbaaf24 100644 --- a/drivers/gpu/drm/drm_syncobj.c +++ b/drivers/gpu/drm/drm_syncobj.c @@ -740,7 +740,7 @@ drm_syncobj_transfer_ioctl(struct drm_device *dev, void *data, struct drm_syncobj_transfer *args = data; int ret; - if (!drm_core_check_feature(dev, DRIVER_SYNCOBJ)) + if (!drm_core_check_feature(dev, DRIVER_SYNCOBJ_TIMELINE)) return -EOPNOTSUPP; if (args->pad) @@ -1091,7 +1091,7 @@ drm_syncobj_timeline_wait_ioctl(struct drm_device *dev, void *data, struct drm_syncobj **syncobjs; int ret = 0; - if (!drm_core_check_feature(dev, DRIVER_SYNCOBJ)) + if (!drm_core_check_feature(dev, DRIVER_SYNCOBJ_TIMELINE)) return -EOPNOTSUPP; if (args->flags & ~(DRM_SYNCOBJ_WAIT_FLAGS_WAIT_ALL | @@ -1195,7 +1195,7 @@ drm_syncobj_timeline_signal_ioctl(struct drm_device *dev, void *data, uint32_t i, j; int ret; - if (!drm_core_check_feature(dev, DRIVER_SYNCOBJ)) + if (!drm_core_check_feature(dev, DRIVER_SYNCOBJ_TIMELINE)) return -EOPNOTSUPP; if (args->pad != 0) @@ -1266,8 +1266,8 @@ int drm_syncobj_query_ioctl(struct drm_device *dev, void *data, uint32_t i; int ret; - if (!drm_core_check_feature(dev, DRIVER_SYNCOBJ)) - return -ENODEV; + if (!drm_core_check_feature(dev, DRIVER_SYNCOBJ_TIMELINE)) + return -EOPNOTSUPP; if (args->pad != 0) return -EINVAL; diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h index 5cc7f728ec73dbad4ca437feb6f6eda88f82f099..68ca736c548d460279c9ebc74c10abb21235fb82 100644 --- a/include/drm/drm_drv.h +++ b/include/drm/drm_drv.h @@ -91,6 +91,13 @@ enum drm_driver_feature { * submission. */ DRIVER_SYNCOBJ = BIT(5), + /** + * @DRIVER_SYNCOBJ_TIMELINE: + * + * Driver supports the timeline flavor of &drm_syncobj for explicit + * synchronization of command submission. + */ + DRIVER_SYNCOBJ_TIMELINE = BIT(6), /* IMPORTANT: Below are all the legacy flags, add new ones above. */ diff --git a/include/uapi/drm/drm.h b/include/uapi/drm/drm.h index 236b01a1fabfe601a0a3ec59dc526641e230921c..661d73f9a919996f88bec2c37e1e5543b8159373 100644 --- a/include/uapi/drm/drm.h +++ b/include/uapi/drm/drm.h @@ -649,6 +649,7 @@ struct drm_gem_open { #define DRM_CAP_PAGE_FLIP_TARGET 0x11 #define DRM_CAP_CRTC_IN_VBLANK_EVENT 0x12 #define DRM_CAP_SYNCOBJ 0x13 +#define DRM_CAP_SYNCOBJ_TIMELINE 0x14 /** DRM_IOCTL_GET_CAP ioctl argument type */ struct drm_get_cap {