diff options
Diffstat (limited to 'include/linux/remoteproc.h')
| -rw-r--r-- | include/linux/remoteproc.h | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/include/linux/remoteproc.h b/include/linux/remoteproc.h index aea79c77db0f..fe8978eb69f1 100644 --- a/include/linux/remoteproc.h +++ b/include/linux/remoteproc.h @@ -490,6 +490,20 @@ struct rproc_dump_segment { }; /** + * enum rproc_features - features supported + * + * @RPROC_FEAT_ATTACH_ON_RECOVERY: The remote processor does not need help + * from Linux to recover, such as firmware + * loading. Linux just needs to attach after + * recovery. + */ + +enum rproc_features { + RPROC_FEAT_ATTACH_ON_RECOVERY, + RPROC_MAX_FEATURES, +}; + +/** * struct rproc - represents a physical remote processor device * @node: list node of this rproc object * @domain: iommu domain @@ -530,6 +544,7 @@ struct rproc_dump_segment { * @elf_machine: firmware ELF machine * @cdev: character device of the rproc * @cdev_put_on_release: flag to indicate if remoteproc should be shutdown on @char_dev release + * @features: indicate remoteproc features */ struct rproc { struct list_head node; @@ -570,6 +585,7 @@ struct rproc { u16 elf_machine; struct cdev cdev; bool cdev_put_on_release; + DECLARE_BITMAP(features, RPROC_MAX_FEATURES); }; /** @@ -616,9 +632,8 @@ struct rproc_vring { /** * struct rproc_vdev - remoteproc state for a supported virtio device - * @refcount: reference counter for the vdev and vring allocations * @subdev: handle for registering the vdev as a rproc subdevice - * @dev: device struct used for reference count semantics + * @pdev: remoteproc virtio platform device * @id: virtio device id (as in virtio_ids.h) * @node: list node * @rproc: the rproc handle @@ -627,10 +642,9 @@ struct rproc_vring { * @index: vdev position versus other vdev declared in resource table */ struct rproc_vdev { - struct kref refcount; struct rproc_subdev subdev; - struct device dev; + struct platform_device *pdev; unsigned int id; struct list_head node; |