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