1 #ifndef __NOUVEAU_CLOCK_H__
2 #define __NOUVEAU_CLOCK_H__
4 #include <core/device.h>
5 #include <core/subdev.h>
7 struct nouveau_pll_vals;
17 nv_clk_src_hclkm2d3, /* NVAA */
18 nv_clk_src_hclkm4, /* NVAA */
19 nv_clk_src_cclk, /* NVAA */
26 nv_clk_src_mpllsrcref,
51 struct nouveau_cstate {
52 struct list_head head;
54 u32 domain[nv_clk_src_max];
57 struct nouveau_pstate {
58 struct list_head head;
59 struct list_head list; /* c-states */
60 struct nouveau_cstate base;
65 struct nouveau_clock {
66 struct nouveau_subdev base;
68 struct nouveau_clocks *domains;
69 struct nouveau_pstate bstate;
71 struct list_head states;
74 int pstate; /* current */
75 int ustate; /* user-requested (-1 disabled, -2 perfmon) */
76 int astate; /* perfmon adjustment (base) */
77 int tstate; /* thermal adjustment (max-) */
78 int dstate; /* display adjustment (min+) */
80 int (*read)(struct nouveau_clock *, enum nv_clk_src);
81 int (*calc)(struct nouveau_clock *, struct nouveau_cstate *);
82 int (*prog)(struct nouveau_clock *);
83 void (*tidy)(struct nouveau_clock *);
85 /*XXX: die, these are here *only* to support the completely
86 * bat-shit insane what-was-nouveau_hw.c code
88 int (*pll_calc)(struct nouveau_clock *, struct nvbios_pll *,
89 int clk, struct nouveau_pll_vals *pv);
90 int (*pll_prog)(struct nouveau_clock *, u32 reg1,
91 struct nouveau_pll_vals *pv);
94 static inline struct nouveau_clock *
95 nouveau_clock(void *obj)
97 return (void *)nv_device(obj)->subdev[NVDEV_SUBDEV_CLOCK];
100 struct nouveau_clocks {
101 enum nv_clk_src name;
102 u8 bios; /* 0xff for none */
103 #define NVKM_CLK_DOM_FLAG_CORE 0x01
109 #define nouveau_clock_create(p,e,o,i,d) \
110 nouveau_clock_create_((p), (e), (o), (i), sizeof(**d), (void **)d)
111 #define nouveau_clock_destroy(p) ({ \
112 struct nouveau_clock *clk = (p); \
113 _nouveau_clock_dtor(nv_object(clk)); \
115 #define nouveau_clock_init(p) ({ \
116 struct nouveau_clock *clk = (p); \
117 _nouveau_clock_init(nv_object(clk)); \
119 #define nouveau_clock_fini(p,s) \
120 nouveau_subdev_fini(&(p)->base, (s))
122 int nouveau_clock_create_(struct nouveau_object *, struct nouveau_object *,
123 struct nouveau_oclass *,
124 struct nouveau_clocks *, int, void **);
125 void _nouveau_clock_dtor(struct nouveau_object *);
126 int _nouveau_clock_init(struct nouveau_object *);
127 #define _nouveau_clock_fini _nouveau_subdev_fini
129 extern struct nouveau_oclass nv04_clock_oclass;
130 extern struct nouveau_oclass nv40_clock_oclass;
131 extern struct nouveau_oclass *nv50_clock_oclass;
132 extern struct nouveau_oclass *nv84_clock_oclass;
133 extern struct nouveau_oclass *nvaa_clock_oclass;
134 extern struct nouveau_oclass nva3_clock_oclass;
135 extern struct nouveau_oclass nvc0_clock_oclass;
136 extern struct nouveau_oclass nve0_clock_oclass;
138 int nv04_clock_pll_set(struct nouveau_clock *, u32 type, u32 freq);
139 int nv04_clock_pll_calc(struct nouveau_clock *, struct nvbios_pll *,
140 int clk, struct nouveau_pll_vals *);
141 int nv04_clock_pll_prog(struct nouveau_clock *, u32 reg1,
142 struct nouveau_pll_vals *);
143 int nva3_clock_pll_calc(struct nouveau_clock *, struct nvbios_pll *,
144 int clk, struct nouveau_pll_vals *);
146 int nouveau_clock_ustate(struct nouveau_clock *, int req);
147 int nouveau_clock_astate(struct nouveau_clock *, int req, int rel);
148 int nouveau_clock_dstate(struct nouveau_clock *, int req, int rel);
149 int nouveau_clock_tstate(struct nouveau_clock *, int req, int rel);