1/*	$NetBSD: outp.h,v 1.3 2021/12/18 23:45:35 riastradh Exp $	*/
2
3/* SPDX-License-Identifier: MIT */
4#ifndef __NVKM_DISP_OUTP_H__
5#define __NVKM_DISP_OUTP_H__
6#include <engine/disp.h>
7
8#include <subdev/bios.h>
9#include <subdev/bios/dcb.h>
10
11struct nvkm_outp {
12	const struct nvkm_outp_func *func;
13	struct nvkm_disp *disp;
14	int index;
15	struct dcb_output info;
16
17	struct nvkm_i2c_bus *i2c;
18
19	struct list_head head;
20	struct nvkm_conn *conn;
21	bool identity;
22
23	/* Assembly state. */
24#define NVKM_OUTP_PRIV 1
25#define NVKM_OUTP_USER 2
26	u8 acquired:2;
27	struct nvkm_ior *ior;
28};
29
30int nvkm_outp_ctor(const struct nvkm_outp_func *, struct nvkm_disp *,
31		   int index, struct dcb_output *, struct nvkm_outp *);
32int nvkm_outp_new(struct nvkm_disp *, int index, struct dcb_output *,
33		  struct nvkm_outp **);
34void nvkm_outp_del(struct nvkm_outp **);
35void nvkm_outp_init(struct nvkm_outp *);
36void nvkm_outp_fini(struct nvkm_outp *);
37int nvkm_outp_acquire(struct nvkm_outp *, u8 user);
38void nvkm_outp_release(struct nvkm_outp *, u8 user);
39void nvkm_outp_route(struct nvkm_disp *);
40
41struct nvkm_outp_func {
42	void *(*dtor)(struct nvkm_outp *);
43	void (*init)(struct nvkm_outp *);
44	void (*fini)(struct nvkm_outp *);
45	int (*acquire)(struct nvkm_outp *);
46	void (*release)(struct nvkm_outp *);
47	void (*disable)(struct nvkm_outp *, struct nvkm_ior *);
48};
49
50#define OUTP_MSG(o,l,f,a...) do {                                              \
51	struct nvkm_outp *_outp = (o);                                         \
52	nvkm_##l(&_outp->disp->engine.subdev, "outp %02x:%04x:%04x: "f"\n",    \
53		 _outp->index, _outp->info.hasht, _outp->info.hashm, ##a);     \
54} while(0)
55#define OUTP_ERR(o,f,a...) OUTP_MSG((o), error, f, ##a)
56#define OUTP_DBG(o,f,a...) OUTP_MSG((o), debug, f, ##a)
57#define OUTP_TRACE(o,f,a...) OUTP_MSG((o), trace, f, ##a)
58#endif
59