| /* SPDX-License-Identifier: MIT */ |
| /* |
| * Copyright © 2023 Intel Corporation |
| */ |
| |
| #ifndef _XE_GUC_RELAY_H_ |
| #define _XE_GUC_RELAY_H_ |
| |
| #include <linux/types.h> |
| #include <linux/errno.h> |
| |
| struct xe_guc_relay; |
| |
| int xe_guc_relay_init(struct xe_guc_relay *relay); |
| |
| int xe_guc_relay_send_to_pf(struct xe_guc_relay *relay, |
| const u32 *msg, u32 len, u32 *buf, u32 buf_size); |
| |
| int xe_guc_relay_process_guc2vf(struct xe_guc_relay *relay, const u32 *msg, u32 len); |
| |
| #ifdef CONFIG_PCI_IOV |
| int xe_guc_relay_send_to_vf(struct xe_guc_relay *relay, u32 target, |
| const u32 *msg, u32 len, u32 *buf, u32 buf_size); |
| int xe_guc_relay_process_guc2pf(struct xe_guc_relay *relay, const u32 *msg, u32 len); |
| #else |
| static inline int xe_guc_relay_send_to_vf(struct xe_guc_relay *relay, u32 target, |
| const u32 *msg, u32 len, u32 *buf, u32 buf_size) |
| { |
| return -ENODEV; |
| } |
| static inline int xe_guc_relay_process_guc2pf(struct xe_guc_relay *relay, const u32 *msg, u32 len) |
| { |
| return -ENODEV; |
| } |
| #endif |
| |
| #endif |