1/*	$NetBSD: disp.h,v 1.3 2021/12/19 10:49:47 riastradh Exp $	*/
2
3#ifndef __NV50_KMS_H__
4#define __NV50_KMS_H__
5#include <nvif/mem.h>
6
7#include "nouveau_display.h"
8
9struct nv50_msto;
10
11struct nv50_disp {
12	struct nvif_disp *disp;
13	struct nv50_core *core;
14
15#define NV50_DISP_SYNC(c, o)                                ((c) * 0x040 + (o))
16#define NV50_DISP_CORE_NTFY                       NV50_DISP_SYNC(0      , 0x00)
17#define NV50_DISP_WNDW_SEM0(c)                    NV50_DISP_SYNC(1 + (c), 0x00)
18#define NV50_DISP_WNDW_SEM1(c)                    NV50_DISP_SYNC(1 + (c), 0x10)
19#define NV50_DISP_WNDW_NTFY(c)                    NV50_DISP_SYNC(1 + (c), 0x20)
20#define NV50_DISP_BASE_SEM0(c)                    NV50_DISP_WNDW_SEM0(0 + (c))
21#define NV50_DISP_BASE_SEM1(c)                    NV50_DISP_WNDW_SEM1(0 + (c))
22#define NV50_DISP_BASE_NTFY(c)                    NV50_DISP_WNDW_NTFY(0 + (c))
23#define NV50_DISP_OVLY_SEM0(c)                    NV50_DISP_WNDW_SEM0(4 + (c))
24#define NV50_DISP_OVLY_SEM1(c)                    NV50_DISP_WNDW_SEM1(4 + (c))
25#define NV50_DISP_OVLY_NTFY(c)                    NV50_DISP_WNDW_NTFY(4 + (c))
26	struct nouveau_bo *sync;
27
28	struct mutex mutex;
29};
30
31static inline struct nv50_disp *
32nv50_disp(struct drm_device *dev)
33{
34	return nouveau_display(dev)->priv;
35}
36
37struct nv50_disp_interlock {
38	enum nv50_disp_interlock_type {
39		NV50_DISP_INTERLOCK_CORE = 0,
40		NV50_DISP_INTERLOCK_CURS,
41		NV50_DISP_INTERLOCK_BASE,
42		NV50_DISP_INTERLOCK_OVLY,
43		NV50_DISP_INTERLOCK_WNDW,
44		NV50_DISP_INTERLOCK_WIMM,
45		NV50_DISP_INTERLOCK__SIZE
46	} type;
47	u32 data;
48	u32 wimm;
49};
50
51void corec37d_ntfy_init(struct nouveau_bo *, u32);
52
53#ifdef __NetBSD__
54#  define	__lut_iomem	volatile
55#  define	__iomem		__lut_iomem
56#endif
57
58void head907d_olut_load(struct drm_color_lut *, int size, void __iomem *);
59
60#ifdef __NetBSD__
61#  undef	__iomem
62#endif
63
64struct nv50_chan {
65	struct nvif_object user;
66	struct nvif_device *device;
67};
68
69struct nv50_dmac {
70	struct nv50_chan base;
71
72	struct nvif_mem push;
73	u32 *ptr;
74
75	struct nvif_object sync;
76	struct nvif_object vram;
77
78	/* Protects against concurrent pushbuf access to this channel, lock is
79	 * grabbed by evo_wait (if the pushbuf reservation is successful) and
80	 * dropped again by evo_kick. */
81	struct spinlock lock;
82};
83
84int nv50_dmac_create(struct nvif_device *device, struct nvif_object *disp,
85		     const s32 *oclass, u8 head, void *data, u32 size,
86		     u64 syncbuf, struct nv50_dmac *dmac);
87void nv50_dmac_destroy(struct nv50_dmac *);
88
89u32 *evo_wait(struct nv50_dmac *, int nr);
90void evo_kick(u32 *, struct nv50_dmac *);
91
92#define evo_mthd(p, m, s) do {						\
93	const u32 _m = (m), _s = (s);					\
94	if (drm_debug_enabled(DRM_UT_KMS))				\
95		pr_err("%04x %d %s\n", _m, _s, __func__);		\
96	*((p)++) = ((_s << 18) | _m);					\
97} while(0)
98
99#define evo_data(p, d) do {						\
100	const u32 _d = (d);						\
101	if (drm_debug_enabled(DRM_UT_KMS))				\
102		pr_err("\t%08x\n", _d);					\
103	*((p)++) = _d;							\
104} while(0)
105#endif
106