diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h new file mode 100644 index 000000000000..f5d303850d8c --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h @@ -0,0 +1,161 @@ +#ifndef __NVKM_CLK_H__ +#define __NVKM_CLK_H__ +#include <core/subdev.h> +#include <core/notify.h> +struct nvbios_pll; +struct nvkm_pll_vals; + +enum nv_clk_src { + nv_clk_src_crystal, + nv_clk_src_href, + + nv_clk_src_hclk, + nv_clk_src_hclkm3, + nv_clk_src_hclkm3d2, + nv_clk_src_hclkm2d3, /* NVAA */ + nv_clk_src_hclkm4, /* NVAA */ + nv_clk_src_cclk, /* NVAA */ + + nv_clk_src_host, + + nv_clk_src_sppll0, + nv_clk_src_sppll1, + + nv_clk_src_mpllsrcref, + nv_clk_src_mpllsrc, + nv_clk_src_mpll, + nv_clk_src_mdiv, + + nv_clk_src_core, + nv_clk_src_core_intm, + nv_clk_src_shader, + + nv_clk_src_mem, + + nv_clk_src_gpc, + nv_clk_src_rop, + nv_clk_src_hubk01, + nv_clk_src_hubk06, + nv_clk_src_hubk07, + nv_clk_src_copy, + nv_clk_src_daemon, + nv_clk_src_disp, + nv_clk_src_vdec, + + nv_clk_src_dom6, + + nv_clk_src_max, +}; + +struct nvkm_cstate { + struct list_head head; + u8 voltage; + u32 domain[nv_clk_src_max]; +}; + +struct nvkm_pstate { + struct list_head head; + struct list_head list; /* c-states */ + struct nvkm_cstate base; + u8 pstate; + u8 fanspeed; +}; + +struct nvkm_domain { + enum nv_clk_src name; + u8 bios; /* 0xff for none */ +#define NVKM_CLK_DOM_FLAG_CORE 0x01 + u8 flags; + const char *mname; + int mdiv; +}; + +struct nvkm_clk { + struct nvkm_subdev base; + + struct nvkm_domain *domains; + struct nvkm_pstate bstate; + + struct list_head states; + int state_nr; + + struct work_struct work; + wait_queue_head_t wait; + atomic_t waiting; + + struct nvkm_notify pwrsrc_ntfy; + int pwrsrc; + int pstate; /* current */ + int ustate_ac; /* user-requested (-1 disabled, -2 perfmon) */ + int ustate_dc; /* user-requested (-1 disabled, -2 perfmon) */ + int astate; /* perfmon adjustment (base) */ + int tstate; /* thermal adjustment (max-) */ + int dstate; /* display adjustment (min+) */ + + bool allow_reclock; + + int (*read)(struct nvkm_clk *, enum nv_clk_src); + int (*calc)(struct nvkm_clk *, struct nvkm_cstate *); + int (*prog)(struct nvkm_clk *); + void (*tidy)(struct nvkm_clk *); + + /*XXX: die, these are here *only* to support the completely + * bat-shit insane what-was-nvkm_hw.c code + */ + int (*pll_calc)(struct nvkm_clk *, struct nvbios_pll *, int clk, + struct nvkm_pll_vals *pv); + int (*pll_prog)(struct nvkm_clk *, u32 reg1, struct nvkm_pll_vals *pv); +}; + +static inline struct nvkm_clk * +nvkm_clk(void *obj) +{ + return (void *)nvkm_subdev(obj, NVDEV_SUBDEV_CLK); +} + +#define nvkm_clk_create(p,e,o,i,r,s,n,d) \ + nvkm_clk_create_((p), (e), (o), (i), (r), (s), (n), sizeof(**d), \ + (void **)d) +#define nvkm_clk_destroy(p) ({ \ + struct nvkm_clk *clk = (p); \ + _nvkm_clk_dtor(nv_object(clk)); \ +}) +#define nvkm_clk_init(p) ({ \ + struct nvkm_clk *clk = (p); \ + _nvkm_clk_init(nv_object(clk)); \ +}) +#define nvkm_clk_fini(p,s) ({ \ + struct nvkm_clk *clk = (p); \ + _nvkm_clk_fini(nv_object(clk), (s)); \ +}) + +int nvkm_clk_create_(struct nvkm_object *, struct nvkm_object *, + struct nvkm_oclass *, + struct nvkm_domain *, struct nvkm_pstate *, + int, bool, int, void **); +void _nvkm_clk_dtor(struct nvkm_object *); +int _nvkm_clk_init(struct nvkm_object *); +int _nvkm_clk_fini(struct nvkm_object *, bool); + +extern struct nvkm_oclass nv04_clk_oclass; +extern struct nvkm_oclass nv40_clk_oclass; +extern struct nvkm_oclass *nv50_clk_oclass; +extern struct nvkm_oclass *g84_clk_oclass; +extern struct nvkm_oclass *mcp77_clk_oclass; +extern struct nvkm_oclass gt215_clk_oclass; +extern struct nvkm_oclass gf100_clk_oclass; +extern struct nvkm_oclass gk104_clk_oclass; +extern struct nvkm_oclass gk20a_clk_oclass; + +int nv04_clk_pll_set(struct nvkm_clk *, u32 type, u32 freq); +int nv04_clk_pll_calc(struct nvkm_clk *, struct nvbios_pll *, int clk, + struct nvkm_pll_vals *); +int nv04_clk_pll_prog(struct nvkm_clk *, u32 reg1, struct nvkm_pll_vals *); +int gt215_clk_pll_calc(struct nvkm_clk *, struct nvbios_pll *, + int clk, struct nvkm_pll_vals *); + +int nvkm_clk_ustate(struct nvkm_clk *, int req, int pwr); +int nvkm_clk_astate(struct nvkm_clk *, int req, int rel, bool wait); +int nvkm_clk_dstate(struct nvkm_clk *, int req, int rel); +int nvkm_clk_tstate(struct nvkm_clk *, int req, int rel); +#endif |