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;
23 nv_clk_src_mpllsrcref,
48 struct nouveau_cstate {
49 struct list_head head;
51 u32 domain[nv_clk_src_max];
54 struct nouveau_pstate {
55 struct list_head head;
56 struct list_head list; /* c-states */
57 struct nouveau_cstate base;
62 struct nouveau_clock {
63 struct nouveau_subdev base;
65 struct nouveau_clocks *domains;
66 struct nouveau_pstate bstate;
68 struct list_head states;
71 int pstate; /* current */
72 int ustate; /* user-requested (-1 disabled, -2 perfmon) */
73 int astate; /* perfmon adjustment (base) */
74 int tstate; /* thermal adjustment (max-) */
75 int dstate; /* display adjustment (min+) */
77 int (*read)(struct nouveau_clock *, enum nv_clk_src);
78 int (*calc)(struct nouveau_clock *, struct nouveau_cstate *);
79 int (*prog)(struct nouveau_clock *);
80 void (*tidy)(struct nouveau_clock *);
82 /*XXX: die, these are here *only* to support the completely
83 * bat-shit insane what-was-nouveau_hw.c code
85 int (*pll_calc)(struct nouveau_clock *, struct nvbios_pll *,
86 int clk, struct nouveau_pll_vals *pv);
87 int (*pll_prog)(struct nouveau_clock *, u32 reg1,
88 struct nouveau_pll_vals *pv);
91 static inline struct nouveau_clock *
92 nouveau_clock(void *obj)
94 return (void *)nv_device(obj)->subdev[NVDEV_SUBDEV_CLOCK];
97 struct nouveau_clocks {
99 u8 bios; /* 0xff for none */
100 #define NVKM_CLK_DOM_FLAG_CORE 0x01
106 #define nouveau_clock_create(p,e,o,i,d) \
107 nouveau_clock_create_((p), (e), (o), (i), sizeof(**d), (void **)d)
108 #define nouveau_clock_destroy(p) ({ \
109 struct nouveau_clock *clk = (p); \
110 _nouveau_clock_dtor(nv_object(clk)); \
112 #define nouveau_clock_init(p) ({ \
113 struct nouveau_clock *clk = (p); \
114 _nouveau_clock_init(nv_object(clk)); \
116 #define nouveau_clock_fini(p,s) \
117 nouveau_subdev_fini(&(p)->base, (s))
119 int nouveau_clock_create_(struct nouveau_object *, struct nouveau_object *,
120 struct nouveau_oclass *,
121 struct nouveau_clocks *, int, void **);
122 void _nouveau_clock_dtor(struct nouveau_object *);
123 int _nouveau_clock_init(struct nouveau_object *);
124 #define _nouveau_clock_fini _nouveau_subdev_fini
126 extern struct nouveau_oclass nv04_clock_oclass;
127 extern struct nouveau_oclass nv40_clock_oclass;
128 extern struct nouveau_oclass *nv50_clock_oclass;
129 extern struct nouveau_oclass *nv84_clock_oclass;
130 extern struct nouveau_oclass nva3_clock_oclass;
131 extern struct nouveau_oclass nvc0_clock_oclass;
132 extern struct nouveau_oclass nve0_clock_oclass;
134 int nv04_clock_pll_set(struct nouveau_clock *, u32 type, u32 freq);
135 int nv04_clock_pll_calc(struct nouveau_clock *, struct nvbios_pll *,
136 int clk, struct nouveau_pll_vals *);
137 int nv04_clock_pll_prog(struct nouveau_clock *, u32 reg1,
138 struct nouveau_pll_vals *);
139 int nva3_clock_pll_calc(struct nouveau_clock *, struct nvbios_pll *,
140 int clk, struct nouveau_pll_vals *);
142 int nouveau_clock_ustate(struct nouveau_clock *, int req);
143 int nouveau_clock_astate(struct nouveau_clock *, int req, int rel);
144 int nouveau_clock_dstate(struct nouveau_clock *, int req, int rel);
145 int nouveau_clock_tstate(struct nouveau_clock *, int req, int rel);