| Vikas Gupta | 1ac6f4b | 2020-07-15 22:57:19 +0530 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| 2 | /* |
| 3 | * Copyright 2020 Broadcom. |
| 4 | * |
| 5 | */ |
| 6 | |
| 7 | #ifndef __CHIMP_H__ |
| 8 | #define __CHIMP_H__ |
| 9 | |
| 10 | #include <linux/compiler.h> |
| 11 | |
| Trac Hoang | c30a59c | 2020-08-20 20:41:04 +0530 | [diff] [blame] | 12 | /* |
| 13 | * Chimp binary has health status like initialization complete, |
| 14 | * crash or running fine |
| 15 | */ |
| 16 | #define BCM_CHIMP_RUNNIG_GOOD 0x8000 |
| 17 | |
| Bharat Kumar Reddy Gooty | 79e3e02a | 2020-08-20 20:41:06 +0530 | [diff] [blame] | 18 | enum { |
| 19 | CHIMP_HANDSHAKE_SUCCESS = 0, |
| 20 | CHIMP_HANDSHAKE_WAIT_ERROR, |
| 21 | CHIMP_HANDSHAKE_WAIT_TIMEOUT, |
| 22 | }; |
| 23 | |
| Vikas Gupta | 1ac6f4b | 2020-07-15 22:57:19 +0530 | [diff] [blame] | 24 | /** |
| 25 | * chimp_fastboot_optee() - api to load bnxt firmware |
| 26 | * |
| 27 | * @return: 0 on success and -ve on failure |
| 28 | */ |
| 29 | int chimp_fastboot_optee(void); |
| 30 | |
| 31 | /** |
| 32 | * chimp_health_status_optee() - get chimp health status |
| 33 | * |
| 34 | * Chimp health status could be firmware is in good condition or |
| 35 | * bad condition because of crash/hang. |
| 36 | * |
| 37 | * @status: pointer to get chimp health status |
| 38 | * |
| 39 | * @return: 0 on success and -ve on failure |
| 40 | */ |
| 41 | int chimp_health_status_optee(u32 *status); |
| 42 | |
| 43 | /** |
| 44 | * chimp_handshake_status_optee() - get chimp handshake status. |
| 45 | * |
| 46 | * To know firmware is loaded and running. |
| 47 | * |
| 48 | * @timeout: timeout value, if 0 then default timeout is considered by op-tee |
| 49 | * @hstatus: pointer to chimp handshake status |
| 50 | * |
| 51 | * @return: 0 on success and -ve on failure |
| 52 | */ |
| 53 | int chimp_handshake_status_optee(u32 timeout, u32 *hstatus); |
| 54 | |
| 55 | #endif |