From: Ben Skeggs Date: Thu, 20 Aug 2015 04:54:17 +0000 (+1000) Subject: drm/nouveau/imem: improve management of instance memory X-Git-Tag: omap-for-v4.3/fixes-rc1~89^2~11^2~79 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d8e83994aaf6749b7124a219f5b46bd1329e2a08;p=pandora-kernel.git drm/nouveau/imem: improve management of instance memory Signed-off-by: Ben Skeggs --- diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/gpuobj.h b/drivers/gpu/drm/nouveau/include/nvkm/core/gpuobj.h index 2260aef3ec3e..4e4a9964d235 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/gpuobj.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/gpuobj.h @@ -1,6 +1,7 @@ #ifndef __NVKM_GPUOBJ_H__ #define __NVKM_GPUOBJ_H__ #include +#include #include struct nvkm_vma; struct nvkm_vm; @@ -11,13 +12,23 @@ struct nvkm_vm; struct nvkm_gpuobj { struct nvkm_object object; - struct nvkm_object *parent; + struct nvkm_memory *memory; + struct nvkm_gpuobj *parent; struct nvkm_mm_node *node; struct nvkm_mm heap; u32 flags; u64 addr; u32 size; + + const struct nvkm_gpuobj_func *func; +}; + +struct nvkm_gpuobj_func { + void (*acquire)(struct nvkm_gpuobj *); + void (*release)(struct nvkm_gpuobj *); + u32 (*rd32)(struct nvkm_gpuobj *, u32 offset); + void (*wr32)(struct nvkm_gpuobj *, u32 offset, u32 data); }; static inline struct nvkm_gpuobj * @@ -60,24 +71,4 @@ int _nvkm_gpuobj_init(struct nvkm_object *); int _nvkm_gpuobj_fini(struct nvkm_object *, bool); u32 _nvkm_gpuobj_rd32(struct nvkm_object *, u64); void _nvkm_gpuobj_wr32(struct nvkm_object *, u64, u32); - -/* accessor macros - kmap()/done() must bracket use of the other accessor - * macros to guarantee correct behaviour across all chipsets - */ -#define nvkm_kmap(o) do { \ - struct nvkm_gpuobj *_gpuobj = (o); \ - (void)_gpuobj; \ -} while(0) -#define nvkm_ro32(o,a) ({ \ - u32 _data; \ - nvkm_object_rd32(&(o)->object, (a), &_data); \ - _data; \ -}) -#define nvkm_wo32(o,a,d) nvkm_object_wr32(&(o)->object, (a), (d)) -#define nvkm_mo32(o,a,m,d) ({ \ - u32 _addr = (a), _data = nvkm_ro32((o), _addr); \ - nvkm_wo32((o), _addr, (_data & ~(m)) | (d)); \ - _data; \ -}) -#define nvkm_done(o) nvkm_kmap(o) #endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h b/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h new file mode 100644 index 000000000000..9363b839a9da --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h @@ -0,0 +1,53 @@ +#ifndef __NVKM_MEMORY_H__ +#define __NVKM_MEMORY_H__ +#include +struct nvkm_device; +struct nvkm_vma; +struct nvkm_vm; + +enum nvkm_memory_target { + NVKM_MEM_TARGET_INST, + NVKM_MEM_TARGET_VRAM, + NVKM_MEM_TARGET_HOST, +}; + +struct nvkm_memory { + const struct nvkm_memory_func *func; +}; + +struct nvkm_memory_func { + void *(*dtor)(struct nvkm_memory *); + enum nvkm_memory_target (*target)(struct nvkm_memory *); + u64 (*addr)(struct nvkm_memory *); + u64 (*size)(struct nvkm_memory *); + void (*boot)(struct nvkm_memory *, struct nvkm_vm *); + void __iomem *(*acquire)(struct nvkm_memory *); + void (*release)(struct nvkm_memory *); + u32 (*rd32)(struct nvkm_memory *, u64 offset); + void (*wr32)(struct nvkm_memory *, u64 offset, u32 data); + void (*map)(struct nvkm_memory *, struct nvkm_vma *, u64 offset); +}; + +void nvkm_memory_ctor(const struct nvkm_memory_func *, struct nvkm_memory *); +int nvkm_memory_new(struct nvkm_device *, enum nvkm_memory_target, + u64 size, u32 align, bool zero, struct nvkm_memory **); +void nvkm_memory_del(struct nvkm_memory **); +#define nvkm_memory_target(p) (p)->func->target(p) +#define nvkm_memory_addr(p) (p)->func->addr(p) +#define nvkm_memory_size(p) (p)->func->size(p) +#define nvkm_memory_boot(p,v) (p)->func->boot((p),(v)) +#define nvkm_memory_map(p,v,o) (p)->func->map((p),(v),(o)) + +/* accessor macros - kmap()/done() must bracket use of the other accessor + * macros to guarantee correct behaviour across all chipsets + */ +#define nvkm_kmap(o) (o)->func->acquire(o) +#define nvkm_ro32(o,a) (o)->func->rd32((o), (a)) +#define nvkm_wo32(o,a,d) (o)->func->wr32((o), (a), (d)) +#define nvkm_mo32(o,a,m,d) ({ \ + u32 _addr = (a), _data = nvkm_ro32((o), _addr); \ + nvkm_wo32((o), _addr, (_data & ~(m)) | (d)); \ + _data; \ +}) +#define nvkm_done(o) (o)->func->release(o) +#endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bar.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bar.h index 753b7e953035..1eaf7de79d50 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bar.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bar.h @@ -7,13 +7,8 @@ struct nvkm_vma; struct nvkm_bar { struct nvkm_subdev subdev; - int (*alloc)(struct nvkm_bar *, struct nvkm_object *, - struct nvkm_mem *, struct nvkm_object **); - - int (*kmap)(struct nvkm_bar *, struct nvkm_mem *, u32 flags, - struct nvkm_vma *); - int (*umap)(struct nvkm_bar *, struct nvkm_mem *, u32 flags, - struct nvkm_vma *); + struct nvkm_vm *(*kmap)(struct nvkm_bar *); + int (*umap)(struct nvkm_bar *, u64 size, int type, struct nvkm_vma *); void (*unmap)(struct nvkm_bar *, struct nvkm_vma *); void (*flush)(struct nvkm_bar *); diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h index 7ba3ff27e89e..2e9e6f058dc0 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h @@ -1,33 +1,22 @@ #ifndef __NVKM_INSTMEM_H__ #define __NVKM_INSTMEM_H__ #include - -struct nvkm_instobj { - struct nvkm_object object; - struct list_head head; - u32 *suspend; - u64 addr; - u32 size; -}; - -static inline struct nvkm_instobj * -nv_memobj(void *obj) -{ -#if CONFIG_NOUVEAU_DEBUG >= NV_DBG_PARANOIA - BUG_ON(!nv_iclass(obj, NV_MEMOBJ_CLASS)); -#endif - return obj; -} +struct nvkm_memory; struct nvkm_instmem { struct nvkm_subdev subdev; struct list_head list; u32 reserved; - int (*alloc)(struct nvkm_instmem *, struct nvkm_object *, - u32 size, u32 align, struct nvkm_object **); + int (*alloc)(struct nvkm_instmem *, u32 size, u32 align, bool zero, + struct nvkm_memory **); const struct nvkm_instmem_func *func; + + struct nvkm_gpuobj *vbios; + struct nvkm_ramht *ramht; + struct nvkm_gpuobj *ramro; + struct nvkm_gpuobj *ramfc; }; struct nvkm_instmem_func { diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h index 0991c9011dc1..677f6c0cbb9b 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h @@ -97,6 +97,7 @@ int nvkm_vm_create(struct nvkm_mmu *, u64 offset, u64 length, u64 mm_offset, int nvkm_vm_new(struct nvkm_device *, u64 offset, u64 length, u64 mm_offset, struct lock_class_key *, struct nvkm_vm **); int nvkm_vm_ref(struct nvkm_vm *, struct nvkm_vm **, struct nvkm_gpuobj *pgd); +int nvkm_vm_boot(struct nvkm_vm *, u64 size); int nvkm_vm_get(struct nvkm_vm *, u64 size, u32 page_shift, u32 access, struct nvkm_vma *); void nvkm_vm_put(struct nvkm_vma *); Reading git-diff-tree failed