To monitor and control auxiliary service in a drive enclosure, Zhaoxin AHCI controller adds enclosure management support in SGPIO protocols with two messages types: LED message type and SGPIO register interface message type. The LED message type uses a genernal ahci specific interface which has already been supported by default ahci driver, the SGPIO register interface message type based on SFF-8485 which defined by vendor specific, this patch adds support for it.
The PR Link: https://gitee.com/anolis/cloud-kernel/pulls/3439