1/* SPDX-License-Identifier: MIT */
  2#ifndef __NVKM_CLK_H__
  3#define __NVKM_CLK_H__
  4#include <core/subdev.h>
  5#include <subdev/pci.h>
  6struct nvbios_pll;
  7struct nvkm_pll_vals;
  8
  9#define NVKM_CLK_CSTATE_DEFAULT -1 /* POSTed default */
 10#define NVKM_CLK_CSTATE_BASE    -2 /* pstate base */
 11#define NVKM_CLK_CSTATE_HIGHEST -3 /* highest possible */
 12
 13enum nv_clk_src {
 14	nv_clk_src_crystal,
 15	nv_clk_src_href,
 16
 17	nv_clk_src_hclk,
 18	nv_clk_src_hclkm3,
 19	nv_clk_src_hclkm3d2,
 20	nv_clk_src_hclkm2d3, /* NVAA */
 21	nv_clk_src_hclkm4, /* NVAA */
 22	nv_clk_src_cclk, /* NVAA */
 23
 24	nv_clk_src_host,
 25
 26	nv_clk_src_sppll0,
 27	nv_clk_src_sppll1,
 28
 29	nv_clk_src_mpllsrcref,
 30	nv_clk_src_mpllsrc,
 31	nv_clk_src_mpll,
 32	nv_clk_src_mdiv,
 33
 34	nv_clk_src_core,
 35	nv_clk_src_core_intm,
 36	nv_clk_src_shader,
 37
 38	nv_clk_src_mem,
 39
 40	nv_clk_src_gpc,
 41	nv_clk_src_rop,
 42	nv_clk_src_hubk01,
 43	nv_clk_src_hubk06,
 44	nv_clk_src_hubk07,
 45	nv_clk_src_copy,
 46	nv_clk_src_pmu,
 47	nv_clk_src_disp,
 48	nv_clk_src_vdec,
 49
 50	nv_clk_src_dom6,
 51
 52	nv_clk_src_max,
 53};
 54
 55struct nvkm_cstate {
 56	struct list_head head;
 57	u8  voltage;
 58	u32 domain[nv_clk_src_max];
 59	u8  id;
 60};
 61
 62struct nvkm_pstate {
 63	struct list_head head;
 64	struct list_head list; /* c-states */
 65	struct nvkm_cstate base;
 66	u8 pstate;
 67	u8 fanspeed;
 68	enum nvkm_pcie_speed pcie_speed;
 69	u8 pcie_width;
 70};
 71
 72struct nvkm_domain {
 73	enum nv_clk_src name;
 74	u8 bios; /* 0xff for none */
 75#define NVKM_CLK_DOM_FLAG_CORE    0x01
 76#define NVKM_CLK_DOM_FLAG_VPSTATE 0x02
 77	u8 flags;
 78	const char *mname;
 79	int mdiv;
 80};
 81
 82struct nvkm_clk {
 83	const struct nvkm_clk_func *func;
 84	struct nvkm_subdev subdev;
 85
 86	const struct nvkm_domain *domains;
 87	struct nvkm_pstate bstate;
 88
 89	struct list_head states;
 90	int state_nr;
 91
 92	struct work_struct work;
 93	wait_queue_head_t wait;
 94	atomic_t waiting;
 95
 96	int pwrsrc;
 97	int pstate; /* current */
 98	int ustate_ac; /* user-requested (-1 disabled, -2 perfmon) */
 99	int ustate_dc; /* user-requested (-1 disabled, -2 perfmon) */
100	int astate; /* perfmon adjustment (base) */
101	int dstate; /* display adjustment (min+) */
102	u8  temp;
103
104	bool allow_reclock;
105#define NVKM_CLK_BOOST_NONE 0x0
106#define NVKM_CLK_BOOST_BIOS 0x1
107#define NVKM_CLK_BOOST_FULL 0x2
108	u8  boost_mode;
109	u32 base_khz;
110	u32 boost_khz;
111
112	/*XXX: die, these are here *only* to support the completely
113	 *     bat-shit insane what-was-nouveau_hw.c code
114	 */
115	int (*pll_calc)(struct nvkm_clk *, struct nvbios_pll *, int clk,
116			struct nvkm_pll_vals *pv);
117	int (*pll_prog)(struct nvkm_clk *, u32 reg1, struct nvkm_pll_vals *pv);
118};
119
120int nvkm_clk_read(struct nvkm_clk *, enum nv_clk_src);
121int nvkm_clk_ustate(struct nvkm_clk *, int req, int pwr);
122int nvkm_clk_astate(struct nvkm_clk *, int req, int rel, bool wait);
123int nvkm_clk_dstate(struct nvkm_clk *, int req, int rel);
124int nvkm_clk_tstate(struct nvkm_clk *, u8 temperature);
125int nvkm_clk_pwrsrc(struct nvkm_device *);
126
127int nv04_clk_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_clk **);
128int nv40_clk_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_clk **);
129int nv50_clk_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_clk **);
130int g84_clk_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_clk **);
131int mcp77_clk_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_clk **);
132int gt215_clk_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_clk **);
133int gf100_clk_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_clk **);
134int gk104_clk_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_clk **);
135int gk20a_clk_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_clk **);
136int gm20b_clk_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_clk **);
137#endif