1 #ifndef __NVKM_CLK_H__
2 #define __NVKM_CLK_H__
3 #include <core/subdev.h>
4 #include <core/notify.h>
5 struct nvbios_pll;
6 struct nvkm_pll_vals;
7
8 enum nv_clk_src {
9 nv_clk_src_crystal,
10 nv_clk_src_href,
11
12 nv_clk_src_hclk,
13 nv_clk_src_hclkm3,
14 nv_clk_src_hclkm3d2,
15 nv_clk_src_hclkm2d3, /* NVAA */
16 nv_clk_src_hclkm4, /* NVAA */
17 nv_clk_src_cclk, /* NVAA */
18
19 nv_clk_src_host,
20
21 nv_clk_src_sppll0,
22 nv_clk_src_sppll1,
23
24 nv_clk_src_mpllsrcref,
25 nv_clk_src_mpllsrc,
26 nv_clk_src_mpll,
27 nv_clk_src_mdiv,
28
29 nv_clk_src_core,
30 nv_clk_src_core_intm,
31 nv_clk_src_shader,
32
33 nv_clk_src_mem,
34
35 nv_clk_src_gpc,
36 nv_clk_src_rop,
37 nv_clk_src_hubk01,
38 nv_clk_src_hubk06,
39 nv_clk_src_hubk07,
40 nv_clk_src_copy,
41 nv_clk_src_daemon,
42 nv_clk_src_disp,
43 nv_clk_src_vdec,
44
45 nv_clk_src_dom6,
46
47 nv_clk_src_max,
48 };
49
50 struct nvkm_cstate {
51 struct list_head head;
52 u8 voltage;
53 u32 domain[nv_clk_src_max];
54 };
55
56 struct nvkm_pstate {
57 struct list_head head;
58 struct list_head list; /* c-states */
59 struct nvkm_cstate base;
60 u8 pstate;
61 u8 fanspeed;
62 };
63
64 struct nvkm_domain {
65 enum nv_clk_src name;
66 u8 bios; /* 0xff for none */
67 #define NVKM_CLK_DOM_FLAG_CORE 0x01
68 u8 flags;
69 const char *mname;
70 int mdiv;
71 };
72
73 struct nvkm_clk {
74 struct nvkm_subdev base;
75
76 struct nvkm_domain *domains;
77 struct nvkm_pstate bstate;
78
79 struct list_head states;
80 int state_nr;
81
82 struct work_struct work;
83 wait_queue_head_t wait;
84 atomic_t waiting;
85
86 struct nvkm_notify pwrsrc_ntfy;
87 int pwrsrc;
88 int pstate; /* current */
89 int ustate_ac; /* user-requested (-1 disabled, -2 perfmon) */
90 int ustate_dc; /* user-requested (-1 disabled, -2 perfmon) */
91 int astate; /* perfmon adjustment (base) */
92 int tstate; /* thermal adjustment (max-) */
93 int dstate; /* display adjustment (min+) */
94
95 bool allow_reclock;
96
97 int (*read)(struct nvkm_clk *, enum nv_clk_src);
98 int (*calc)(struct nvkm_clk *, struct nvkm_cstate *);
99 int (*prog)(struct nvkm_clk *);
100 void (*tidy)(struct nvkm_clk *);
101
102 /*XXX: die, these are here *only* to support the completely
103 * bat-shit insane what-was-nvkm_hw.c code
104 */
105 int (*pll_calc)(struct nvkm_clk *, struct nvbios_pll *, int clk,
106 struct nvkm_pll_vals *pv);
107 int (*pll_prog)(struct nvkm_clk *, u32 reg1, struct nvkm_pll_vals *pv);
108 };
109
110 static inline struct nvkm_clk *
nvkm_clk(void * obj)111 nvkm_clk(void *obj)
112 {
113 return (void *)nvkm_subdev(obj, NVDEV_SUBDEV_CLK);
114 }
115
116 #define nvkm_clk_create(p,e,o,i,r,s,n,d) \
117 nvkm_clk_create_((p), (e), (o), (i), (r), (s), (n), sizeof(**d), \
118 (void **)d)
119 #define nvkm_clk_destroy(p) ({ \
120 struct nvkm_clk *clk = (p); \
121 _nvkm_clk_dtor(nv_object(clk)); \
122 })
123 #define nvkm_clk_init(p) ({ \
124 struct nvkm_clk *clk = (p); \
125 _nvkm_clk_init(nv_object(clk)); \
126 })
127 #define nvkm_clk_fini(p,s) ({ \
128 struct nvkm_clk *clk = (p); \
129 _nvkm_clk_fini(nv_object(clk), (s)); \
130 })
131
132 int nvkm_clk_create_(struct nvkm_object *, struct nvkm_object *,
133 struct nvkm_oclass *,
134 struct nvkm_domain *, struct nvkm_pstate *,
135 int, bool, int, void **);
136 void _nvkm_clk_dtor(struct nvkm_object *);
137 int _nvkm_clk_init(struct nvkm_object *);
138 int _nvkm_clk_fini(struct nvkm_object *, bool);
139
140 extern struct nvkm_oclass nv04_clk_oclass;
141 extern struct nvkm_oclass nv40_clk_oclass;
142 extern struct nvkm_oclass *nv50_clk_oclass;
143 extern struct nvkm_oclass *g84_clk_oclass;
144 extern struct nvkm_oclass *mcp77_clk_oclass;
145 extern struct nvkm_oclass gt215_clk_oclass;
146 extern struct nvkm_oclass gf100_clk_oclass;
147 extern struct nvkm_oclass gk104_clk_oclass;
148 extern struct nvkm_oclass gk20a_clk_oclass;
149
150 int nv04_clk_pll_set(struct nvkm_clk *, u32 type, u32 freq);
151 int nv04_clk_pll_calc(struct nvkm_clk *, struct nvbios_pll *, int clk,
152 struct nvkm_pll_vals *);
153 int nv04_clk_pll_prog(struct nvkm_clk *, u32 reg1, struct nvkm_pll_vals *);
154 int gt215_clk_pll_calc(struct nvkm_clk *, struct nvbios_pll *,
155 int clk, struct nvkm_pll_vals *);
156
157 int nvkm_clk_ustate(struct nvkm_clk *, int req, int pwr);
158 int nvkm_clk_astate(struct nvkm_clk *, int req, int rel, bool wait);
159 int nvkm_clk_dstate(struct nvkm_clk *, int req, int rel);
160 int nvkm_clk_tstate(struct nvkm_clk *, int req, int rel);
161 #endif
162