1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef __IXP4XX_NPE_H
3*4882a593Smuzhiyun #define __IXP4XX_NPE_H
4*4882a593Smuzhiyun
5*4882a593Smuzhiyun #include <linux/kernel.h>
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun extern const char *npe_names[];
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun struct npe_regs {
10*4882a593Smuzhiyun u32 exec_addr, exec_data, exec_status_cmd, exec_count;
11*4882a593Smuzhiyun u32 action_points[4];
12*4882a593Smuzhiyun u32 watchpoint_fifo, watch_count;
13*4882a593Smuzhiyun u32 profile_count;
14*4882a593Smuzhiyun u32 messaging_status, messaging_control;
15*4882a593Smuzhiyun u32 mailbox_status, /*messaging_*/ in_out_fifo;
16*4882a593Smuzhiyun };
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun struct npe {
19*4882a593Smuzhiyun struct npe_regs __iomem *regs;
20*4882a593Smuzhiyun int id;
21*4882a593Smuzhiyun int valid;
22*4882a593Smuzhiyun };
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun
npe_name(struct npe * npe)25*4882a593Smuzhiyun static inline const char *npe_name(struct npe *npe)
26*4882a593Smuzhiyun {
27*4882a593Smuzhiyun return npe_names[npe->id];
28*4882a593Smuzhiyun }
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun int npe_running(struct npe *npe);
31*4882a593Smuzhiyun int npe_send_message(struct npe *npe, const void *msg, const char *what);
32*4882a593Smuzhiyun int npe_recv_message(struct npe *npe, void *msg, const char *what);
33*4882a593Smuzhiyun int npe_send_recv_message(struct npe *npe, void *msg, const char *what);
34*4882a593Smuzhiyun int npe_load_firmware(struct npe *npe, const char *name, struct device *dev);
35*4882a593Smuzhiyun struct npe *npe_request(unsigned id);
36*4882a593Smuzhiyun void npe_release(struct npe *npe);
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun #endif /* __IXP4XX_NPE_H */
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