| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef __IXP4XX_NPE_H |
| 3 | #define __IXP4XX_NPE_H |
| 4 | |
| 5 | #include <linux/kernel.h> |
| 6 | |
| 7 | extern const char *npe_names[]; |
| 8 | |
| 9 | struct npe_regs { |
| 10 | u32 exec_addr, exec_data, exec_status_cmd, exec_count; |
| 11 | u32 action_points[4]; |
| 12 | u32 watchpoint_fifo, watch_count; |
| 13 | u32 profile_count; |
| 14 | u32 messaging_status, messaging_control; |
| 15 | u32 mailbox_status, /*messaging_*/ in_out_fifo; |
| 16 | }; |
| 17 | |
| 18 | struct npe { |
| 19 | struct npe_regs __iomem *regs; |
| 20 | int id; |
| 21 | int valid; |
| 22 | }; |
| 23 | |
| 24 | |
| 25 | static inline const char *npe_name(struct npe *npe) |
| 26 | { |
| 27 | return npe_names[npe->id]; |
| 28 | } |
| 29 | |
| 30 | int npe_running(struct npe *npe); |
| 31 | int npe_send_message(struct npe *npe, const void *msg, const char *what); |
| 32 | int npe_recv_message(struct npe *npe, void *msg, const char *what); |
| 33 | int npe_send_recv_message(struct npe *npe, void *msg, const char *what); |
| 34 | int npe_load_firmware(struct npe *npe, const char *name, struct device *dev); |
| 35 | struct npe *npe_request(unsigned id); |
| 36 | void npe_release(struct npe *npe); |
| 37 | |
| 38 | #endif /* __IXP4XX_NPE_H */ |