| // SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later |
| /* Copyright 2013-2015 IBM Corp. */ |
| |
| #ifndef __CEC_H |
| #define __CEC_H |
| |
| #include <stdint.h> |
| |
| /* This represent an IO Hub and contains the function pointers |
| * for the IO Hub related OPAL ops and other internal functions |
| */ |
| |
| struct io_hub; |
| |
| struct io_hub_ops { |
| /* OPAL_PCI_GET_HUB_DIAG_DATA */ |
| int64_t (*get_diag_data)(struct io_hub *hub, void *diag_buffer, |
| uint64_t diag_buffer_len); |
| |
| /* Called on fast reset */ |
| void (*reset)(struct io_hub *hub); |
| }; |
| |
| struct io_hub { |
| uint32_t hub_id; |
| const struct io_hub_ops *ops; |
| }; |
| |
| extern struct io_hub *cec_get_hub_by_id(uint32_t hub_id); |
| |
| extern void cec_reset(void); |
| extern void cec_register(struct io_hub *hub); |
| |
| #endif /* __CEC_H */ |