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
9 struct nv50_msto;
10
11 struct 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
31 static inline struct nv50_disp *
nv50_disp(struct drm_device * dev)32 nv50_disp(struct drm_device *dev)
33 {
34 return nouveau_display(dev)->priv;
35 }
36
37 struct 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
51 void corec37d_ntfy_init(struct nouveau_bo *, u32);
52
53 #ifdef __NetBSD__
54 # define __lut_iomem volatile
55 # define __iomem __lut_iomem
56 #endif
57
58 void head907d_olut_load(struct drm_color_lut *, int size, void __iomem *);
59
60 #ifdef __NetBSD__
61 # undef __iomem
62 #endif
63
64 struct nv50_chan {
65 struct nvif_object user;
66 struct nvif_device *device;
67 };
68
69 struct 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
84 int 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);
87 void nv50_dmac_destroy(struct nv50_dmac *);
88
89 u32 *evo_wait(struct nv50_dmac *, int nr);
90 void 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