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Commit d36a99d2 authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nouveau/fb: transition nvkm_ram away from being based on nvkm_object 



Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent a8dae9fe

drivers/gpu/drm/nouveau/include/nvkm/core/mm.h

+2 −1
Original line number Diff line number Diff line
@@ -27,7 +27,7 @@ struct nvkm_mm { 
static inline bool

nvkm_mm_initialised(struct nvkm_mm *mm)

{

	return mm->block_size != 0;

	return mm->heap_nodes;

}



int  nvkm_mm_init(struct nvkm_mm *, u32 offset, u32 length, u32 block);
@@ -37,4 +37,5 @@ int nvkm_mm_head(struct nvkm_mm *, u8 heap, u8 type, u32 size_max, 
int  nvkm_mm_tail(struct nvkm_mm *, u8 heap, u8 type, u32 size_max,

		  u32 size_min, u32 align, struct nvkm_mm_node **);

void nvkm_mm_free(struct nvkm_mm *, struct nvkm_mm_node **);

void nvkm_mm_dump(struct nvkm_mm *, const char *);

#endif

drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h

+36 −27
Original line number Diff line number Diff line
@@ -18,7 +18,7 @@ 
#define NV_MEM_TARGET_VM          3

#define NV_MEM_TARGET_GART        4



#define NV_MEM_TYPE_VM 0x7f

#define NVKM_RAM_TYPE_VM 0x7f

#define NV_MEM_COMP_VM 0x03



struct nvkm_mem {
@@ -52,9 +52,6 @@ struct nvkm_fb { 


	struct nvkm_ram *ram;



	struct nvkm_mm vram;

	struct nvkm_mm tags;



	struct {

		struct nvkm_fb_tile region[16];

		int regions;
@@ -112,36 +109,35 @@ struct nvkm_ram_data { 
	u32 freq;

};



enum nvkm_ram_type {

	NVKM_RAM_TYPE_UNKNOWN = 0,

	NVKM_RAM_TYPE_STOLEN,

	NVKM_RAM_TYPE_SGRAM,

	NVKM_RAM_TYPE_SDRAM,

	NVKM_RAM_TYPE_DDR1,

	NVKM_RAM_TYPE_DDR2,

	NVKM_RAM_TYPE_DDR3,

	NVKM_RAM_TYPE_GDDR2,

	NVKM_RAM_TYPE_GDDR3,

	NVKM_RAM_TYPE_GDDR4,

	NVKM_RAM_TYPE_GDDR5

};



struct nvkm_ram {

	struct nvkm_object base;

	enum {

		NV_MEM_TYPE_UNKNOWN = 0,

		NV_MEM_TYPE_STOLEN,

		NV_MEM_TYPE_SGRAM,

		NV_MEM_TYPE_SDRAM,

		NV_MEM_TYPE_DDR1,

		NV_MEM_TYPE_DDR2,

		NV_MEM_TYPE_DDR3,

		NV_MEM_TYPE_GDDR2,

		NV_MEM_TYPE_GDDR3,

		NV_MEM_TYPE_GDDR4,

		NV_MEM_TYPE_GDDR5

	} type;

	u64 stolen;

	const struct nvkm_ram_func *func;

	struct nvkm_fb *fb;

	enum nvkm_ram_type type;

	u64 size;

	u32 tags;



#define NVKM_RAM_MM_SHIFT 12

	struct nvkm_mm vram;

	struct nvkm_mm tags;

	u64 stolen;



	int ranks;

	int parts;

	int part_mask;



	int  (*get)(struct nvkm_fb *, u64 size, u32 align, u32 size_nc,

		    u32 type, struct nvkm_mem **);

	void (*put)(struct nvkm_fb *, struct nvkm_mem **);



	int  (*calc)(struct nvkm_fb *, u32 freq);

	int  (*prog)(struct nvkm_fb *);

	void (*tidy)(struct nvkm_fb *);

	u32 freq;

	u32 mr[16];

	u32 mr1_nuts;
@@ -151,4 +147,17 @@ struct nvkm_ram { 
	struct nvkm_ram_data xition;

	struct nvkm_ram_data target;

};



struct nvkm_ram_func {

	void *(*dtor)(struct nvkm_ram *);

	int (*init)(struct nvkm_ram *);



	int (*get)(struct nvkm_ram *, u64 size, u32 align, u32 size_nc,

		   u32 type, struct nvkm_mem **);

	void (*put)(struct nvkm_ram *, struct nvkm_mem **);



	int (*calc)(struct nvkm_ram *, u32 freq);

	int (*prog)(struct nvkm_ram *);

	void (*tidy)(struct nvkm_ram *);

};

#endif

drivers/gpu/drm/nouveau/nouveau_ttm.c

+6 −33
Original line number Diff line number Diff line
@@ -64,9 +64,9 @@ nouveau_vram_manager_del(struct ttm_mem_type_manager *man, 
			 struct ttm_mem_reg *mem)

{

	struct nouveau_drm *drm = nouveau_bdev(man->bdev);

	struct nvkm_fb *fb = nvxx_fb(&drm->device);

	struct nvkm_ram *ram = nvxx_fb(&drm->device)->ram;

	nvkm_mem_node_cleanup(mem->mm_node);

	fb->ram->put(fb, (struct nvkm_mem **)&mem->mm_node);

	ram->func->put(ram, (struct nvkm_mem **)&mem->mm_node);

}



static int
@@ -76,7 +76,7 @@ nouveau_vram_manager_new(struct ttm_mem_type_manager *man, 
			 struct ttm_mem_reg *mem)

{

	struct nouveau_drm *drm = nouveau_bdev(man->bdev);

	struct nvkm_fb *fb = nvxx_fb(&drm->device);

	struct nvkm_ram *ram = nvxx_fb(&drm->device)->ram;

	struct nouveau_bo *nvbo = nouveau_bo(bo);

	struct nvkm_mem *node;

	u32 size_nc = 0;
@@ -88,7 +88,7 @@ nouveau_vram_manager_new(struct ttm_mem_type_manager *man, 
	if (nvbo->tile_flags & NOUVEAU_GEM_TILE_NONCONTIG)

		size_nc = 1 << nvbo->page_shift;



	ret = fb->ram->get(fb, mem->num_pages << PAGE_SHIFT,

	ret = ram->func->get(ram, mem->num_pages << PAGE_SHIFT,

			     mem->page_alignment << PAGE_SHIFT, size_nc,

			     (nvbo->tile_flags >> 8) & 0x3ff, &node);

	if (ret) {
@@ -103,38 +103,11 @@ nouveau_vram_manager_new(struct ttm_mem_type_manager *man, 
	return 0;

}



static void

nouveau_vram_manager_debug(struct ttm_mem_type_manager *man, const char *prefix)

{

	struct nvkm_fb *fb = man->priv;

	struct nvkm_mm *mm = &fb->vram;

	struct nvkm_mm_node *r;

	u32 total = 0, free = 0;



	mutex_lock(&nv_subdev(fb)->mutex);

	list_for_each_entry(r, &mm->nodes, nl_entry) {

		printk(KERN_DEBUG "%s %d: 0x%010llx 0x%010llx\n",

		       prefix, r->type, ((u64)r->offset << 12),

		       (((u64)r->offset + r->length) << 12));



		total += r->length;

		if (!r->type)

			free += r->length;

	}

	mutex_unlock(&nv_subdev(fb)->mutex);



	printk(KERN_DEBUG "%s  total: 0x%010llx free: 0x%010llx\n",

	       prefix, (u64)total << 12, (u64)free << 12);

	printk(KERN_DEBUG "%s  block: 0x%08x\n",

	       prefix, mm->block_size << 12);

}



const struct ttm_mem_type_manager_func nouveau_vram_manager = {

	nouveau_vram_manager_init,

	nouveau_vram_manager_fini,

	nouveau_vram_manager_new,

	nouveau_vram_manager_del,

	nouveau_vram_manager_debug

};



static int

drivers/gpu/drm/nouveau/nvkm/core/mm.c

+1 −1
Original line number Diff line number Diff line
@@ -26,7 +26,7 @@ 
#define node(root, dir) ((root)->nl_entry.dir == &mm->nodes) ? NULL :          \

	list_entry((root)->nl_entry.dir, struct nvkm_mm_node, nl_entry)



static void

void

nvkm_mm_dump(struct nvkm_mm *mm, const char *header)

{

	struct nvkm_mm_node *node;

drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxnv50.c

+1 −1
Original line number Diff line number Diff line
@@ -569,7 +569,7 @@ nv50_gr_construct_mmio(struct nvkm_grctx *ctx) 
		else if (device->chipset < 0xa0)

			gr_def(ctx, 0x407d08, 0x00390040);

		else {

			if (nvkm_fb(device)->ram->type != NV_MEM_TYPE_GDDR5)

			if (nvkm_fb(device)->ram->type != NVKM_RAM_TYPE_GDDR5)

				gr_def(ctx, 0x407d08, 0x003d0040);

			else

				gr_def(ctx, 0x407d08, 0x003c0040);