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12c9b05da9
Will initially be used to tag some large grctx allocations which don't need to be saved, to speedup suspend/resume. Signed-off-by: Ben Skeggs <bskeggs@redhat.com> Reviewed-by: Lyude Paul <lyude@redhat.com> Acked-by: Danilo Krummrich <me@dakr.org> Signed-off-by: Lyude Paul <lyude@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20230919220442.202488-3-lyude@redhat.com
38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
/* SPDX-License-Identifier: MIT */
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#ifndef __NVKM_INSTMEM_H__
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#define __NVKM_INSTMEM_H__
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#include <core/subdev.h>
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struct nvkm_memory;
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struct nvkm_instmem {
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const struct nvkm_instmem_func *func;
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struct nvkm_subdev subdev;
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spinlock_t lock;
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struct list_head list;
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struct list_head boot;
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u32 reserved;
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/* <=nv4x: protects NV_PRAMIN/BAR2 MM
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* >=nv50: protects BAR2 MM & LRU
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*/
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struct mutex mutex;
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struct nvkm_memory *vbios;
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struct nvkm_ramht *ramht;
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struct nvkm_memory *ramro;
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struct nvkm_memory *ramfc;
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};
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u32 nvkm_instmem_rd32(struct nvkm_instmem *, u32 addr);
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void nvkm_instmem_wr32(struct nvkm_instmem *, u32 addr, u32 data);
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int nvkm_instobj_new(struct nvkm_instmem *, u32 size, u32 align, bool zero, bool preserve,
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struct nvkm_memory **);
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int nvkm_instobj_wrap(struct nvkm_device *, struct nvkm_memory *, struct nvkm_memory **);
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int nv04_instmem_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_instmem **);
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int nv40_instmem_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_instmem **);
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int nv50_instmem_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_instmem **);
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int gk20a_instmem_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_instmem **);
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#endif
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