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drm/nouveau/pwr: initial implementation
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
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Ben Skeggs
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Nov 8, 2013
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| #ifndef __NOUVEAU_PWR_H__ | ||
| #define __NOUVEAU_PWR_H__ | ||
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| #include <core/subdev.h> | ||
| #include <core/device.h> | ||
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| struct nouveau_pwr { | ||
| struct nouveau_subdev base; | ||
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| struct { | ||
| u32 limit; | ||
| u32 *data; | ||
| u32 size; | ||
| } code; | ||
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| struct { | ||
| u32 limit; | ||
| u32 *data; | ||
| u32 size; | ||
| } data; | ||
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| struct { | ||
| u32 base; | ||
| u32 size; | ||
| } send; | ||
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| struct { | ||
| u32 base; | ||
| u32 size; | ||
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| struct work_struct work; | ||
| wait_queue_head_t wait; | ||
| u32 process; | ||
| u32 message; | ||
| u32 data[2]; | ||
| } recv; | ||
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| int (*message)(struct nouveau_pwr *, u32[2], u32, u32, u32, u32); | ||
| }; | ||
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| static inline struct nouveau_pwr * | ||
| nouveau_pwr(void *obj) | ||
| { | ||
| return (void *)nv_device(obj)->subdev[NVDEV_SUBDEV_PWR]; | ||
| } | ||
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| #define nouveau_pwr_create(p, e, o, d) \ | ||
| nouveau_pwr_create_((p), (e), (o), sizeof(**d), (void **)d) | ||
| #define nouveau_pwr_destroy(p) \ | ||
| nouveau_subdev_destroy(&(p)->base) | ||
| #define nouveau_pwr_init(p) ({ \ | ||
| struct nouveau_pwr *ppwr = (p); \ | ||
| _nouveau_pwr_init(nv_object(ppwr)); \ | ||
| }) | ||
| #define nouveau_pwr_fini(p,s) ({ \ | ||
| struct nouveau_pwr *ppwr = (p); \ | ||
| _nouveau_pwr_fini(nv_object(ppwr), (s)); \ | ||
| }) | ||
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| int nouveau_pwr_create_(struct nouveau_object *, struct nouveau_object *, | ||
| struct nouveau_oclass *, int, void **); | ||
| #define _nouveau_pwr_dtor _nouveau_subdev_dtor | ||
| int _nouveau_pwr_init(struct nouveau_object *); | ||
| int _nouveau_pwr_fini(struct nouveau_object *, bool); | ||
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| extern struct nouveau_oclass nva3_pwr_oclass; | ||
| extern struct nouveau_oclass nvc0_pwr_oclass; | ||
| extern struct nouveau_oclass nvd0_pwr_oclass; | ||
| extern struct nouveau_oclass nv108_pwr_oclass; | ||
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| /* interface to MEMX process running on PPWR */ | ||
| struct nouveau_memx; | ||
| int nouveau_memx_init(struct nouveau_pwr *, struct nouveau_memx **); | ||
| int nouveau_memx_fini(struct nouveau_memx **, bool exec); | ||
| void nouveau_memx_wr32(struct nouveau_memx *, u32 addr, u32 data); | ||
| void nouveau_memx_wait(struct nouveau_memx *, | ||
| u32 addr, u32 mask, u32 data, u32 nsec); | ||
| void nouveau_memx_nsec(struct nouveau_memx *, u32 nsec); | ||
|
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| #endif |
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