1 #ifndef __NV50_KMS_H__
2 #define __NV50_KMS_H__
3 #include <linux/workqueue.h>
4 #include <nvif/mem.h>
5 
6 #include "nouveau_display.h"
7 
8 struct nv50_msto;
9 struct nouveau_encoder;
10 
11 struct nv50_disp {
12 	struct nvif_disp *disp;
13 	struct nv50_core *core;
14 	struct nvif_object caps;
15 
16 #define NV50_DISP_SYNC(c, o)                                ((c) * 0x040 + (o))
17 #define NV50_DISP_CORE_NTFY                       NV50_DISP_SYNC(0      , 0x00)
18 #define NV50_DISP_WNDW_SEM0(c)                    NV50_DISP_SYNC(1 + (c), 0x00)
19 #define NV50_DISP_WNDW_SEM1(c)                    NV50_DISP_SYNC(1 + (c), 0x10)
20 #define NV50_DISP_WNDW_NTFY(c)                    NV50_DISP_SYNC(1 + (c), 0x20)
21 #define NV50_DISP_BASE_SEM0(c)                    NV50_DISP_WNDW_SEM0(0 + (c))
22 #define NV50_DISP_BASE_SEM1(c)                    NV50_DISP_WNDW_SEM1(0 + (c))
23 #define NV50_DISP_BASE_NTFY(c)                    NV50_DISP_WNDW_NTFY(0 + (c))
24 #define NV50_DISP_OVLY_SEM0(c)                    NV50_DISP_WNDW_SEM0(4 + (c))
25 #define NV50_DISP_OVLY_SEM1(c)                    NV50_DISP_WNDW_SEM1(4 + (c))
26 #define NV50_DISP_OVLY_NTFY(c)                    NV50_DISP_WNDW_NTFY(4 + (c))
27 	struct nouveau_bo *sync;
28 
29 	struct mutex mutex;
30 };
31 
32 static inline struct nv50_disp *
33 nv50_disp(struct drm_device *dev)
34 {
35 	return nouveau_display(dev)->priv;
36 }
37 
38 struct nv50_disp_interlock {
39 	enum nv50_disp_interlock_type {
40 		NV50_DISP_INTERLOCK_CORE = 0,
41 		NV50_DISP_INTERLOCK_CURS,
42 		NV50_DISP_INTERLOCK_BASE,
43 		NV50_DISP_INTERLOCK_OVLY,
44 		NV50_DISP_INTERLOCK_WNDW,
45 		NV50_DISP_INTERLOCK_WIMM,
46 		NV50_DISP_INTERLOCK__SIZE
47 	} type;
48 	u32 data;
49 	u32 wimm;
50 };
51 
52 void corec37d_ntfy_init(struct nouveau_bo *, u32);
53 
54 void head907d_olut_load(struct drm_color_lut *, int size, void __iomem *);
55 
56 struct nv50_chan {
57 	struct nvif_object user;
58 	struct nvif_device *device;
59 };
60 
61 struct nv50_dmac {
62 	struct nv50_chan base;
63 
64 	struct nvif_mem push;
65 	u32 *ptr;
66 
67 	struct nvif_object sync;
68 	struct nvif_object vram;
69 
70 	/* Protects against concurrent pushbuf access to this channel, lock is
71 	 * grabbed by evo_wait (if the pushbuf reservation is successful) and
72 	 * dropped again by evo_kick. */
73 	struct mutex lock;
74 };
75 
76 struct nv50_outp_atom {
77 	struct list_head head;
78 
79 	struct drm_encoder *encoder;
80 	bool flush_disable;
81 
82 	union nv50_outp_atom_mask {
83 		struct {
84 			bool ctrl:1;
85 		};
86 		u8 mask;
87 	} set, clr;
88 };
89 
90 int nv50_dmac_create(struct nvif_device *device, struct nvif_object *disp,
91 		     const s32 *oclass, u8 head, void *data, u32 size,
92 		     u64 syncbuf, struct nv50_dmac *dmac);
93 void nv50_dmac_destroy(struct nv50_dmac *);
94 
95 /*
96  * For normal encoders this just returns the encoder. For active MST encoders,
97  * this returns the real outp that's driving displays on the topology.
98  * Inactive MST encoders return NULL, since they would have no real outp to
99  * return anyway.
100  */
101 struct nouveau_encoder *nv50_real_outp(struct drm_encoder *encoder);
102 
103 u32 *evo_wait(struct nv50_dmac *, int nr);
104 void evo_kick(u32 *, struct nv50_dmac *);
105 
106 extern const u64 disp50xx_modifiers[];
107 extern const u64 disp90xx_modifiers[];
108 extern const u64 wndwc57e_modifiers[];
109 
110 #define evo_mthd(p, m, s) do {						\
111 	const u32 _m = (m), _s = (s);					\
112 	if (drm_debug_enabled(DRM_UT_KMS))				\
113 		pr_err("%04x %d %s\n", _m, _s, __func__);		\
114 	*((p)++) = ((_s << 18) | _m);					\
115 } while(0)
116 
117 #define evo_data(p, d) do {						\
118 	const u32 _d = (d);						\
119 	if (drm_debug_enabled(DRM_UT_KMS))				\
120 		pr_err("\t%08x\n", _d);					\
121 	*((p)++) = _d;							\
122 } while(0)
123 #endif
124