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

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

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

@@ -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

@@ -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

@@ -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;
@@ -88,9 +88,9 @@ 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,
-			   mem->page_alignment << PAGE_SHIFT, size_nc,
-			   (nvbo->tile_flags >> 8) & 0x3ff, &node);
+	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) {
 		mem->mm_node = NULL;
 		return (ret == -ENOSPC) ? 0 : 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

@@ -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

@@ -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);

drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c

@@ -174,7 +174,7 @@ static int
 nvkm_pstate_prog(struct nvkm_clk *clk, int pstatei)
 {
 	struct nvkm_subdev *subdev = &clk->subdev;
-	struct nvkm_fb *fb = subdev->device->fb;
+	struct nvkm_ram *ram = subdev->device->fb->ram;
 	struct nvkm_pstate *pstate;
 	int ret, idx = 0;
 
@@ -186,14 +186,14 @@ nvkm_pstate_prog(struct nvkm_clk *clk, int pstatei)
 	nvkm_debug(subdev, "setting performance state %d\n", pstatei);
 	clk->pstate = pstatei;
 
-	if (fb->ram && fb->ram->calc) {
+	if (ram && ram->func->calc) {
 		int khz = pstate->base.domain[nv_clk_src_mem];
 		do {
-			ret = fb->ram->calc(fb, khz);
+			ret = ram->func->calc(ram, khz);
 			if (ret == 0)
-				ret = fb->ram->prog(fb);
+				ret = ram->func->prog(ram);
 		} while (ret > 0);
-		fb->ram->tidy(fb);
+		ram->func->tidy(ram);
 	}
 
 	return nvkm_cstate_prog(clk, pstate, 0);

drivers/gpu/drm/nouveau/nvkm/subdev/fb/Kbuild

@@ -23,6 +23,8 @@ nvkm-y += nvkm/subdev/fb/gf100.o
 nvkm-y += nvkm/subdev/fb/gk104.o
 nvkm-y += nvkm/subdev/fb/gk20a.o
 nvkm-y += nvkm/subdev/fb/gm107.o
+
+nvkm-y += nvkm/subdev/fb/ram.o
 nvkm-y += nvkm/subdev/fb/ramnv04.o
 nvkm-y += nvkm/subdev/fb/ramnv10.o
 nvkm-y += nvkm/subdev/fb/ramnv1a.o

drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c

@@ -22,6 +22,7 @@
  * Authors: Ben Skeggs
  */
 #include "priv.h"
+#include "ram.h"
 
 #include <subdev/bios.h>
 #include <subdev/bios/M0203.h>
@@ -37,32 +38,24 @@ nvkm_fb_bios_memtype(struct nvkm_bios *bios)
 
 	if (nvbios_M0203Em(bios, ramcfg, &ver, &hdr, &M0203E)) {
 		switch (M0203E.type) {
-		case M0203E_TYPE_DDR2 : return NV_MEM_TYPE_DDR2;
-		case M0203E_TYPE_DDR3 : return NV_MEM_TYPE_DDR3;
-		case M0203E_TYPE_GDDR3: return NV_MEM_TYPE_GDDR3;
-		case M0203E_TYPE_GDDR5: return NV_MEM_TYPE_GDDR5;
+		case M0203E_TYPE_DDR2 : return NVKM_RAM_TYPE_DDR2;
+		case M0203E_TYPE_DDR3 : return NVKM_RAM_TYPE_DDR3;
+		case M0203E_TYPE_GDDR3: return NVKM_RAM_TYPE_GDDR3;
+		case M0203E_TYPE_GDDR5: return NVKM_RAM_TYPE_GDDR5;
 		default:
 			nvkm_warn(subdev, "M0203E type %02x\n", M0203E.type);
-			return NV_MEM_TYPE_UNKNOWN;
+			return NVKM_RAM_TYPE_UNKNOWN;
 		}
 	}
 
 	nvkm_warn(subdev, "M0203E not matched!\n");
-	return NV_MEM_TYPE_UNKNOWN;
+	return NVKM_RAM_TYPE_UNKNOWN;
 }
 
 int
 _nvkm_fb_fini(struct nvkm_object *object, bool suspend)
 {
 	struct nvkm_fb *fb = (void *)object;
-	int ret;
-
-	if (fb->ram) {
-		ret = nv_ofuncs(fb->ram)->fini(nv_object(fb->ram), suspend);
-		if (ret && suspend)
-			return ret;
-	}
-
 	return nvkm_subdev_fini(&fb->subdev, suspend);
 }
 
@@ -76,11 +69,8 @@ _nvkm_fb_init(struct nvkm_object *object)
 	if (ret)
 		return ret;
 
-	if (fb->ram) {
-		ret = nv_ofuncs(fb->ram)->init(nv_object(fb->ram));
-		if (ret)
-			return ret;
-	}
+	if (fb->ram)
+		nvkm_ram_init(fb->ram);
 
 	for (i = 0; i < fb->tile.regions; i++)
 		fb->tile.prog(fb, i, &fb->tile.region[i]);
@@ -96,13 +86,8 @@ _nvkm_fb_dtor(struct nvkm_object *object)
 
 	for (i = 0; i < fb->tile.regions; i++)
 		fb->tile.fini(fb, i, &fb->tile.region[i]);
-	nvkm_mm_fini(&fb->tags);
-
-	if (fb->ram) {
-		nvkm_mm_fini(&fb->vram);
-		nvkm_object_ref(NULL, (struct nvkm_object **)&fb->ram);
-	}
 
+	nvkm_ram_del(&fb->ram);
 	nvkm_subdev_destroy(&fb->subdev);
 }
 
@@ -111,20 +96,6 @@ nvkm_fb_create_(struct nvkm_object *parent, struct nvkm_object *engine,
 		struct nvkm_oclass *oclass, int length, void **pobject)
 {
 	struct nvkm_fb_impl *impl = (void *)oclass;
-	static const char *name[] = {
-		[NV_MEM_TYPE_UNKNOWN] = "of unknown memory type",
-		[NV_MEM_TYPE_STOLEN ] = "stolen system memory",
-		[NV_MEM_TYPE_SGRAM  ] = "SGRAM",
-		[NV_MEM_TYPE_SDRAM  ] = "SDRAM",
-		[NV_MEM_TYPE_DDR1   ] = "DDR1",
-		[NV_MEM_TYPE_DDR2   ] = "DDR2",
-		[NV_MEM_TYPE_DDR3   ] = "DDR3",
-		[NV_MEM_TYPE_GDDR2  ] = "GDDR2",
-		[NV_MEM_TYPE_GDDR3  ] = "GDDR3",
-		[NV_MEM_TYPE_GDDR4  ] = "GDDR4",
-		[NV_MEM_TYPE_GDDR5  ] = "GDDR5",
-	};
-	struct nvkm_object *ram;
 	struct nvkm_fb *fb;
 	int ret;
 
@@ -136,33 +107,14 @@ nvkm_fb_create_(struct nvkm_object *parent, struct nvkm_object *engine,
 
 	fb->memtype_valid = impl->memtype;
 
-	if (!impl->ram)
+	if (!impl->ram_new)
 		return 0;
 
-	ret = nvkm_object_ctor(nv_object(fb), NULL, impl->ram, NULL, 0, &ram);
+	ret = impl->ram_new(fb, &fb->ram);
 	if (ret) {
 		nvkm_error(&fb->subdev, "vram init failed, %d\n", ret);
 		return ret;
 	}
 
-	fb->ram = (void *)ram;
-
-	if (!nvkm_mm_initialised(&fb->vram)) {
-		ret = nvkm_mm_init(&fb->vram, 0, fb->ram->size >> 12, 1);
-		if (ret)
-			return ret;
-	}
-
-	if (!nvkm_mm_initialised(&fb->tags)) {
-		ret = nvkm_mm_init(&fb->tags, 0, fb->ram->tags ?
-				   ++fb->ram->tags : 0, 1);
-		if (ret)
-			return ret;
-
-		nvkm_debug(&fb->subdev, "%d compression tags\n", fb->ram->tags);
-	}
-
-	nvkm_info(&fb->subdev, "%d MiB %s\n", (int)(fb->ram->size >> 20),
-		  name[fb->ram->type]);
 	return 0;
 }

drivers/gpu/drm/nouveau/nvkm/subdev/fb/g84.c

@@ -22,6 +22,7 @@
  * Authors: Ben Skeggs
  */
 #include "nv50.h"
+#include "ram.h"
 
 struct nvkm_oclass *
 g84_fb_oclass = &(struct nv50_fb_impl) {
@@ -33,6 +34,6 @@ g84_fb_oclass = &(struct nv50_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv50_fb_memtype_valid,
-	.base.ram = &nv50_ram_oclass,
+	.base.ram_new = nv50_ram_new,
 	.trap = 0x001d07ff,
 }.base.base;

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gddr3.c

@@ -22,7 +22,7 @@
  * Authors: Ben Skeggs <bskeggs@redhat.com>
  * 	    Roy Spliet <rspliet@eclipso.eu>
  */
-#include "priv.h"
+#include "ram.h"
 
 struct ramxlat {
 	int id;

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gddr5.c

@@ -21,7 +21,7 @@
  *
  * Authors: Ben Skeggs <bskeggs@redhat.com>
  */
-#include "priv.h"
+#include "ram.h"
 
 /* binary driver only executes this path if the condition (a) is true
  * for any configuration (combination of rammap+ramcfg+timing) that

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c

@@ -22,6 +22,7 @@
  * Authors: Ben Skeggs
  */
 #include "gf100.h"
+#include "ram.h"
 
 extern const u8 gf100_pte_storage_type_map[256];
 
@@ -113,5 +114,5 @@ gf100_fb_oclass = &(struct nvkm_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.memtype = gf100_fb_memtype_valid,
-	.ram = &gf100_ram_oclass,
+	.ram_new = gf100_ram_new,
 }.base;

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.h

 #ifndef __NVKM_RAM_NVC0_H__
 #define __NVKM_RAM_NVC0_H__
 #include "priv.h"
-#include "nv50.h"
 
 struct gf100_fb {
 	struct nvkm_fb base;
@@ -15,14 +14,4 @@ int  gf100_fb_ctor(struct nvkm_object *, struct nvkm_object *,
 void gf100_fb_dtor(struct nvkm_object *);
 int  gf100_fb_init(struct nvkm_object *);
 bool gf100_fb_memtype_valid(struct nvkm_fb *, u32);
-
-#define gf100_ram_create(p,e,o,m,d)                                             \
-	gf100_ram_create_((p), (e), (o), (m), sizeof(**d), (void **)d)
-int  gf100_ram_create_(struct nvkm_object *, struct nvkm_object *,
-		      struct nvkm_oclass *, u32, int, void **);
-int  gf100_ram_get(struct nvkm_fb *, u64, u32, u32, u32,
-		  struct nvkm_mem **);
-void gf100_ram_put(struct nvkm_fb *, struct nvkm_mem **);
-
-int  gk104_ram_init(struct nvkm_object*);
 #endif

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gk104.c

@@ -22,6 +22,7 @@
  * Authors: Ben Skeggs
  */
 #include "gf100.h"
+#include "ram.h"
 
 struct nvkm_oclass *
 gk104_fb_oclass = &(struct nvkm_fb_impl) {
@@ -33,5 +34,5 @@ gk104_fb_oclass = &(struct nvkm_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.memtype = gf100_fb_memtype_valid,
-	.ram = &gk104_ram_oclass,
+	.ram_new = gk104_ram_new,
 }.base;

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm107.c

@@ -22,6 +22,7 @@
  * Authors: Ben Skeggs
  */
 #include "gf100.h"
+#include "ram.h"
 
 struct nvkm_oclass *
 gm107_fb_oclass = &(struct nvkm_fb_impl) {
@@ -33,5 +34,5 @@ gm107_fb_oclass = &(struct nvkm_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.memtype = gf100_fb_memtype_valid,
-	.ram = &gm107_ram_oclass,
+	.ram_new = gm107_ram_new,
 }.base;

drivers/gpu/drm/nouveau/nvkm/subdev/fb/gt215.c

@@ -22,6 +22,7 @@
  * Authors: Ben Skeggs
  */
 #include "nv50.h"
+#include "ram.h"
 
 struct nvkm_oclass *
 gt215_fb_oclass = &(struct nv50_fb_impl) {
@@ -33,6 +34,6 @@ gt215_fb_oclass = &(struct nv50_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv50_fb_memtype_valid,
-	.base.ram = &gt215_ram_oclass,
+	.base.ram_new = gt215_ram_new,
 	.trap = 0x000d0fff,
 }.base.base;

drivers/gpu/drm/nouveau/nvkm/subdev/fb/mcp77.c

@@ -22,6 +22,7 @@
  * Authors: Ben Skeggs
  */
 #include "nv50.h"
+#include "ram.h"
 
 struct nvkm_oclass *
 mcp77_fb_oclass = &(struct nv50_fb_impl) {
@@ -33,6 +34,6 @@ mcp77_fb_oclass = &(struct nv50_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv50_fb_memtype_valid,
-	.base.ram = &mcp77_ram_oclass,
+	.base.ram_new = mcp77_ram_new,
 	.trap = 0x001d07ff,
 }.base.base;

drivers/gpu/drm/nouveau/nvkm/subdev/fb/mcp89.c

@@ -22,6 +22,7 @@
  * Authors: Ben Skeggs
  */
 #include "nv50.h"
+#include "ram.h"
 
 struct nvkm_oclass *
 mcp89_fb_oclass = &(struct nv50_fb_impl) {
@@ -33,6 +34,6 @@ mcp89_fb_oclass = &(struct nv50_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv50_fb_memtype_valid,
-	.base.ram = &mcp77_ram_oclass,
+	.base.ram_new = mcp77_ram_new,
 	.trap = 0x089d1fff,
 }.base.base;

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv04.c

@@ -22,6 +22,7 @@
  * Authors: Ben Skeggs
  */
 #include "nv04.h"
+#include "ram.h"
 #include "regsnv04.h"
 
 bool
@@ -84,5 +85,5 @@ nv04_fb_oclass = &(struct nv04_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv04_fb_memtype_valid,
-	.base.ram = &nv04_ram_oclass,
+	.base.ram_new = nv04_ram_new,
 }.base.base;

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv10.c

@@ -24,6 +24,7 @@
  *
  */
 #include "nv04.h"
+#include "ram.h"
 
 void
 nv10_fb_tile_init(struct nvkm_fb *fb, int i, u32 addr, u32 size, u32 pitch,
@@ -63,7 +64,7 @@ nv10_fb_oclass = &(struct nv04_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv04_fb_memtype_valid,
-	.base.ram = &nv10_ram_oclass,
+	.base.ram_new = nv10_ram_new,
 	.tile.regions = 8,
 	.tile.init = nv10_fb_tile_init,
 	.tile.fini = nv10_fb_tile_fini,

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv1a.c

@@ -24,6 +24,7 @@
  *
  */
 #include "nv04.h"
+#include "ram.h"
 
 struct nvkm_oclass *
 nv1a_fb_oclass = &(struct nv04_fb_impl) {
@@ -35,7 +36,7 @@ nv1a_fb_oclass = &(struct nv04_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv04_fb_memtype_valid,
-	.base.ram = &nv1a_ram_oclass,
+	.base.ram_new = nv1a_ram_new,
 	.tile.regions = 8,
 	.tile.init = nv10_fb_tile_init,
 	.tile.fini = nv10_fb_tile_fini,

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv20.c

@@ -24,6 +24,7 @@
  *
  */
 #include "nv04.h"
+#include "ram.h"
 
 void
 nv20_fb_tile_init(struct nvkm_fb *fb, int i, u32 addr, u32 size, u32 pitch,
@@ -44,7 +45,7 @@ nv20_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags,
 {
 	u32 tiles = DIV_ROUND_UP(size, 0x40);
 	u32 tags  = round_up(tiles / fb->ram->parts, 0x40);
-	if (!nvkm_mm_head(&fb->tags, 0, 1, tags, tags, 1, &tile->tag)) {
+	if (!nvkm_mm_head(&fb->ram->tags, 0, 1, tags, tags, 1, &tile->tag)) {
 		if (!(flags & 2)) tile->zcomp = 0x00000000; /* Z16 */
 		else              tile->zcomp = 0x04000000; /* Z24S8 */
 		tile->zcomp |= tile->tag->offset;
@@ -62,7 +63,7 @@ nv20_fb_tile_fini(struct nvkm_fb *fb, int i, struct nvkm_fb_tile *tile)
 	tile->limit = 0;
 	tile->pitch = 0;
 	tile->zcomp = 0;
-	nvkm_mm_free(&fb->tags, &tile->tag);
+	nvkm_mm_free(&fb->ram->tags, &tile->tag);
 }
 
 void
@@ -86,7 +87,7 @@ nv20_fb_oclass = &(struct nv04_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv04_fb_memtype_valid,
-	.base.ram = &nv20_ram_oclass,
+	.base.ram_new = nv20_ram_new,
 	.tile.regions = 8,
 	.tile.init = nv20_fb_tile_init,
 	.tile.comp = nv20_fb_tile_comp,

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv25.c

@@ -24,6 +24,7 @@
  *
  */
 #include "nv04.h"
+#include "ram.h"
 
 static void
 nv25_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags,
@@ -31,7 +32,7 @@ nv25_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags,
 {
 	u32 tiles = DIV_ROUND_UP(size, 0x40);
 	u32 tags  = round_up(tiles / fb->ram->parts, 0x40);
-	if (!nvkm_mm_head(&fb->tags, 0, 1, tags, tags, 1, &tile->tag)) {
+	if (!nvkm_mm_head(&fb->ram->tags, 0, 1, tags, tags, 1, &tile->tag)) {
 		if (!(flags & 2)) tile->zcomp = 0x00100000; /* Z16 */
 		else              tile->zcomp = 0x00200000; /* Z24S8 */
 		tile->zcomp |= tile->tag->offset;
@@ -51,7 +52,7 @@ nv25_fb_oclass = &(struct nv04_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv04_fb_memtype_valid,
-	.base.ram = &nv20_ram_oclass,
+	.base.ram_new = nv20_ram_new,
 	.tile.regions = 8,
 	.tile.init = nv20_fb_tile_init,
 	.tile.comp = nv25_fb_tile_comp,

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv30.c

@@ -24,6 +24,7 @@
  *
  */
 #include "nv04.h"
+#include "ram.h"
 
 void
 nv30_fb_tile_init(struct nvkm_fb *fb, int i, u32 addr, u32 size, u32 pitch,
@@ -50,7 +51,7 @@ nv30_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags,
 {
 	u32 tiles = DIV_ROUND_UP(size, 0x40);
 	u32 tags  = round_up(tiles / fb->ram->parts, 0x40);
-	if (!nvkm_mm_head(&fb->tags, 0, 1, tags, tags, 1, &tile->tag)) {
+	if (!nvkm_mm_head(&fb->ram->tags, 0, 1, tags, tags, 1, &tile->tag)) {
 		if (flags & 2) tile->zcomp |= 0x01000000; /* Z16 */
 		else           tile->zcomp |= 0x02000000; /* Z24S8 */
 		tile->zcomp |= ((tile->tag->offset           ) >> 6);
@@ -130,7 +131,7 @@ nv30_fb_oclass = &(struct nv04_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv04_fb_memtype_valid,
-	.base.ram = &nv20_ram_oclass,
+	.base.ram_new = nv20_ram_new,
 	.tile.regions = 8,
 	.tile.init = nv30_fb_tile_init,
 	.tile.comp = nv30_fb_tile_comp,

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv35.c

@@ -24,6 +24,7 @@
  *
  */
 #include "nv04.h"
+#include "ram.h"
 
 static void
 nv35_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags,
@@ -31,7 +32,7 @@ nv35_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags,
 {
 	u32 tiles = DIV_ROUND_UP(size, 0x40);
 	u32 tags  = round_up(tiles / fb->ram->parts, 0x40);
-	if (!nvkm_mm_head(&fb->tags, 0, 1, tags, tags, 1, &tile->tag)) {
+	if (!nvkm_mm_head(&fb->ram->tags, 0, 1, tags, tags, 1, &tile->tag)) {
 		if (flags & 2) tile->zcomp |= 0x04000000; /* Z16 */
 		else           tile->zcomp |= 0x08000000; /* Z24S8 */
 		tile->zcomp |= ((tile->tag->offset           ) >> 6);
@@ -52,7 +53,7 @@ nv35_fb_oclass = &(struct nv04_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv04_fb_memtype_valid,
-	.base.ram = &nv20_ram_oclass,
+	.base.ram_new = nv20_ram_new,
 	.tile.regions = 8,
 	.tile.init = nv30_fb_tile_init,
 	.tile.comp = nv35_fb_tile_comp,

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv36.c

@@ -24,6 +24,7 @@
  *
  */
 #include "nv04.h"
+#include "ram.h"
 
 static void
 nv36_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags,
@@ -31,7 +32,7 @@ nv36_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags,
 {
 	u32 tiles = DIV_ROUND_UP(size, 0x40);
 	u32 tags  = round_up(tiles / fb->ram->parts, 0x40);
-	if (!nvkm_mm_head(&fb->tags, 0, 1, tags, tags, 1, &tile->tag)) {
+	if (!nvkm_mm_head(&fb->ram->tags, 0, 1, tags, tags, 1, &tile->tag)) {
 		if (flags & 2) tile->zcomp |= 0x10000000; /* Z16 */
 		else           tile->zcomp |= 0x20000000; /* Z24S8 */
 		tile->zcomp |= ((tile->tag->offset           ) >> 6);
@@ -52,7 +53,7 @@ nv36_fb_oclass = &(struct nv04_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv04_fb_memtype_valid,
-	.base.ram = &nv20_ram_oclass,
+	.base.ram_new = nv20_ram_new,
 	.tile.regions = 8,
 	.tile.init = nv30_fb_tile_init,
 	.tile.comp = nv36_fb_tile_comp,

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv40.c

@@ -24,6 +24,7 @@
  *
  */
 #include "nv04.h"
+#include "ram.h"
 
 void
 nv40_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags,
@@ -32,7 +33,7 @@ nv40_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags,
 	u32 tiles = DIV_ROUND_UP(size, 0x80);
 	u32 tags  = round_up(tiles / fb->ram->parts, 0x100);
 	if ( (flags & 2) &&
-	    !nvkm_mm_head(&fb->tags, 0, 1, tags, tags, 1, &tile->tag)) {
+	    !nvkm_mm_head(&fb->ram->tags, 0, 1, tags, tags, 1, &tile->tag)) {
 		tile->zcomp  = 0x28000000; /* Z24S8_SPLIT_GRAD */
 		tile->zcomp |= ((tile->tag->offset           ) >> 8);
 		tile->zcomp |= ((tile->tag->offset + tags - 1) >> 8) << 13;
@@ -67,7 +68,7 @@ nv40_fb_oclass = &(struct nv04_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv04_fb_memtype_valid,
-	.base.ram = &nv40_ram_oclass,
+	.base.ram_new = nv40_ram_new,
 	.tile.regions = 8,
 	.tile.init = nv30_fb_tile_init,
 	.tile.comp = nv40_fb_tile_comp,

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv40.h

-#ifndef __NVKM_FB_NV40_H__
-#define __NVKM_FB_NV40_H__
-#include "priv.h"
-
-struct nv40_ram {
-	struct nvkm_ram base;
-	u32 ctrl;
-	u32 coef;
-};
-
-int  nv40_ram_calc(struct nvkm_fb *, u32);
-int  nv40_ram_prog(struct nvkm_fb *);
-void nv40_ram_tidy(struct nvkm_fb *);
-#endif

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv41.c

@@ -24,6 +24,7 @@
  *
  */
 #include "nv04.h"
+#include "ram.h"
 
 void
 nv41_fb_tile_prog(struct nvkm_fb *fb, int i, struct nvkm_fb_tile *tile)
@@ -61,7 +62,7 @@ nv41_fb_oclass = &(struct nv04_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv04_fb_memtype_valid,
-	.base.ram = &nv41_ram_oclass,
+	.base.ram_new = nv41_ram_new,
 	.tile.regions = 12,
 	.tile.init = nv30_fb_tile_init,
 	.tile.comp = nv40_fb_tile_comp,

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv44.c

@@ -24,6 +24,7 @@
  *
  */
 #include "nv04.h"
+#include "ram.h"
 
 static void
 nv44_fb_tile_init(struct nvkm_fb *fb, int i, u32 addr, u32 size, u32 pitch,
@@ -71,7 +72,7 @@ nv44_fb_oclass = &(struct nv04_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv04_fb_memtype_valid,
-	.base.ram = &nv44_ram_oclass,
+	.base.ram_new = nv44_ram_new,
 	.tile.regions = 12,
 	.tile.init = nv44_fb_tile_init,
 	.tile.fini = nv20_fb_tile_fini,

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv46.c

@@ -24,6 +24,7 @@
  *
  */
 #include "nv04.h"
+#include "ram.h"
 
 void
 nv46_fb_tile_init(struct nvkm_fb *fb, int i, u32 addr, u32 size, u32 pitch,
@@ -49,7 +50,7 @@ nv46_fb_oclass = &(struct nv04_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv04_fb_memtype_valid,
-	.base.ram = &nv44_ram_oclass,
+	.base.ram_new = nv44_ram_new,
 	.tile.regions = 15,
 	.tile.init = nv46_fb_tile_init,
 	.tile.fini = nv20_fb_tile_fini,

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv47.c

@@ -24,6 +24,7 @@
  *
  */
 #include "nv04.h"
+#include "ram.h"
 
 struct nvkm_oclass *
 nv47_fb_oclass = &(struct nv04_fb_impl) {
@@ -35,7 +36,7 @@ nv47_fb_oclass = &(struct nv04_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv04_fb_memtype_valid,
-	.base.ram = &nv41_ram_oclass,
+	.base.ram_new = nv41_ram_new,
 	.tile.regions = 15,
 	.tile.init = nv30_fb_tile_init,
 	.tile.comp = nv40_fb_tile_comp,

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv49.c

@@ -24,6 +24,7 @@
  *
  */
 #include "nv04.h"
+#include "ram.h"
 
 struct nvkm_oclass *
 nv49_fb_oclass = &(struct nv04_fb_impl) {
@@ -35,7 +36,7 @@ nv49_fb_oclass = &(struct nv04_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv04_fb_memtype_valid,
-	.base.ram = &nv49_ram_oclass,
+	.base.ram_new = nv49_ram_new,
 	.tile.regions = 15,
 	.tile.init = nv30_fb_tile_init,
 	.tile.comp = nv40_fb_tile_comp,

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv4e.c

@@ -24,6 +24,7 @@
  *
  */
 #include "nv04.h"
+#include "ram.h"
 
 struct nvkm_oclass *
 nv4e_fb_oclass = &(struct nv04_fb_impl) {
@@ -35,7 +36,7 @@ nv4e_fb_oclass = &(struct nv04_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv04_fb_memtype_valid,
-	.base.ram = &nv4e_ram_oclass,
+	.base.ram_new = nv4e_ram_new,
 	.tile.regions = 12,
 	.tile.init = nv46_fb_tile_init,
 	.tile.fini = nv20_fb_tile_fini,

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c

@@ -22,6 +22,7 @@
  * Authors: Ben Skeggs
  */
 #include "nv50.h"
+#include "ram.h"
 
 #include <core/client.h>
 #include <core/engctx.h>
@@ -299,6 +300,6 @@ nv50_fb_oclass = &(struct nv50_fb_impl) {
 		.fini = _nvkm_fb_fini,
 	},
 	.base.memtype = nv50_fb_memtype_valid,
-	.base.ram = &nv50_ram_oclass,
+	.base.ram_new = nv50_ram_new,
 	.trap = 0x000707ff,
 }.base.base;

drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.h

@@ -19,13 +19,5 @@ struct nv50_fb_impl {
 	u32 trap;
 };
 
-#define nv50_ram_create(p,e,o,d)                                               \
-	nv50_ram_create_((p), (e), (o), sizeof(**d), (void **)d)
-int  nv50_ram_create_(struct nvkm_object *, struct nvkm_object *,
-		      struct nvkm_oclass *, int, void **);
-int  nv50_ram_get(struct nvkm_fb *, u64 size, u32 align, u32 ncmin,
-		  u32 memtype, struct nvkm_mem **);
-void nv50_ram_put(struct nvkm_fb *, struct nvkm_mem **);
-void __nv50_ram_put(struct nvkm_fb *, struct nvkm_mem *);
 extern int nv50_fb_memtype[0x80];
 #endif

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

@@ -3,42 +3,6 @@
 #include <subdev/fb.h>
 struct nvkm_bios;
 
-#define nvkm_ram_create(p,e,o,d)                                            \
-	nvkm_object_create_((p), (e), (o), 0, sizeof(**d), (void **)d)
-#define nvkm_ram_destroy(p)                                                 \
-	nvkm_object_destroy(&(p)->base)
-#define nvkm_ram_init(p)                                                    \
-	nvkm_object_init(&(p)->base)
-#define nvkm_ram_fini(p,s)                                                  \
-	nvkm_object_fini(&(p)->base, (s))
-
-#define nvkm_ram_create_(p,e,o,s,d)                                         \
-	nvkm_object_create_((p), (e), (o), 0, (s), (void **)d)
-#define _nvkm_ram_dtor nvkm_object_destroy
-#define _nvkm_ram_init nvkm_object_init
-#define _nvkm_ram_fini nvkm_object_fini
-
-extern struct nvkm_oclass nv04_ram_oclass;
-extern struct nvkm_oclass nv10_ram_oclass;
-extern struct nvkm_oclass nv1a_ram_oclass;
-extern struct nvkm_oclass nv20_ram_oclass;
-extern struct nvkm_oclass nv40_ram_oclass;
-extern struct nvkm_oclass nv41_ram_oclass;
-extern struct nvkm_oclass nv44_ram_oclass;
-extern struct nvkm_oclass nv49_ram_oclass;
-extern struct nvkm_oclass nv4e_ram_oclass;
-extern struct nvkm_oclass nv50_ram_oclass;
-extern struct nvkm_oclass gt215_ram_oclass;
-extern struct nvkm_oclass mcp77_ram_oclass;
-extern struct nvkm_oclass gf100_ram_oclass;
-extern struct nvkm_oclass gk104_ram_oclass;
-extern struct nvkm_oclass gm107_ram_oclass;
-
-int nvkm_sddr2_calc(struct nvkm_ram *ram);
-int nvkm_sddr3_calc(struct nvkm_ram *ram);
-int nvkm_gddr3_calc(struct nvkm_ram *ram);
-int nvkm_gddr5_calc(struct nvkm_ram *ram, bool nuts);
-
 #define nvkm_fb_create(p,e,c,d)                                             \
 	nvkm_fb_create_((p), (e), (c), sizeof(**d), (void **)d)
 #define nvkm_fb_destroy(p) ({                                               \
@@ -62,7 +26,7 @@ int  _nvkm_fb_fini(struct nvkm_object *, bool);
 
 struct nvkm_fb_impl {
 	struct nvkm_oclass base;
-	struct nvkm_oclass *ram;
+	int (*ram_new)(struct nvkm_fb *, struct nvkm_ram **);
 	bool (*memtype)(struct nvkm_fb *, u32);
 };
 

drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.c

+/*
+ * Copyright 2015 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs <bskeggs@redhat.com>
+ */
+#include "ram.h"
+
+int
+nvkm_ram_init(struct nvkm_ram *ram)
+{
+	if (ram->func->init)
+		return ram->func->init(ram);
+	return 0;
+}
+
+void
+nvkm_ram_del(struct nvkm_ram **pram)
+{
+	struct nvkm_ram *ram = *pram;
+	if (ram && !WARN_ON(!ram->func)) {
+		if (ram->func->dtor)
+			*pram = ram->func->dtor(ram);
+		nvkm_mm_fini(&ram->tags);
+		nvkm_mm_fini(&ram->vram);
+		kfree(*pram);
+		*pram = NULL;
+	}
+}
+
+int
+nvkm_ram_ctor(const struct nvkm_ram_func *func, struct nvkm_fb *fb,
+	      enum nvkm_ram_type type, u64 size, u32 tags,
+	      struct nvkm_ram *ram)
+{
+	static const char *name[] = {
+		[NVKM_RAM_TYPE_UNKNOWN] = "of unknown memory type",
+		[NVKM_RAM_TYPE_STOLEN ] = "stolen system memory",
+		[NVKM_RAM_TYPE_SGRAM  ] = "SGRAM",
+		[NVKM_RAM_TYPE_SDRAM  ] = "SDRAM",
+		[NVKM_RAM_TYPE_DDR1   ] = "DDR1",
+		[NVKM_RAM_TYPE_DDR2   ] = "DDR2",
+		[NVKM_RAM_TYPE_DDR3   ] = "DDR3",
+		[NVKM_RAM_TYPE_GDDR2  ] = "GDDR2",
+		[NVKM_RAM_TYPE_GDDR3  ] = "GDDR3",
+		[NVKM_RAM_TYPE_GDDR4  ] = "GDDR4",
+		[NVKM_RAM_TYPE_GDDR5  ] = "GDDR5",
+	};
+	struct nvkm_subdev *subdev = &fb->subdev;
+	int ret;
+
+	nvkm_info(subdev, "%d MiB %s\n", (int)(size >> 20), name[type]);
+	ram->func = func;
+	ram->fb = fb;
+	ram->type = type;
+	ram->size = size;
+
+	if (!nvkm_mm_initialised(&ram->vram)) {
+		ret = nvkm_mm_init(&ram->vram, 0, size >> NVKM_RAM_MM_SHIFT, 1);
+		if (ret)
+			return ret;
+	}
+
+	if (!nvkm_mm_initialised(&ram->tags)) {
+		ret = nvkm_mm_init(&ram->tags, 0, tags ? ++tags : 0, 1);
+		if (ret)
+			return ret;
+
+		nvkm_debug(subdev, "%d compression tags\n", tags);
+	}
+
+	return 0;
+}
+
+int
+nvkm_ram_new_(const struct nvkm_ram_func *func, struct nvkm_fb *fb,
+	      enum nvkm_ram_type type, u64 size, u32 tags,
+	      struct nvkm_ram **pram)
+{
+	if (!(*pram = kzalloc(sizeof(**pram), GFP_KERNEL)))
+		return -ENOMEM;
+	return nvkm_ram_ctor(func, fb, type, size, tags, *pram);
+}

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

+#ifndef __NVKM_FB_RAM_PRIV_H__
+#define __NVKM_FB_RAM_PRIV_H__
+#include "priv.h"
+
+int  nvkm_ram_ctor(const struct nvkm_ram_func *, struct nvkm_fb *,
+		   enum nvkm_ram_type, u64 size, u32 tags,
+		   struct nvkm_ram *);
+int  nvkm_ram_new_(const struct nvkm_ram_func *, struct nvkm_fb *,
+		   enum nvkm_ram_type, u64 size, u32 tags,
+		   struct nvkm_ram **);
+void nvkm_ram_del(struct nvkm_ram **);
+int  nvkm_ram_init(struct nvkm_ram *);
+
+extern const struct nvkm_ram_func nv04_ram_func;
+
+int  nv50_ram_ctor(const struct nvkm_ram_func *, struct nvkm_fb *,
+		   struct nvkm_ram *);
+int  nv50_ram_get(struct nvkm_ram *, u64, u32, u32, u32, struct nvkm_mem **);
+void nv50_ram_put(struct nvkm_ram *, struct nvkm_mem **);
+void __nv50_ram_put(struct nvkm_ram *, struct nvkm_mem *);
+
+int  gf100_ram_ctor(const struct nvkm_ram_func *, struct nvkm_fb *,
+		    u32, struct nvkm_ram *);
+int  gf100_ram_get(struct nvkm_ram *, u64, u32, u32, u32, struct nvkm_mem **);
+void gf100_ram_put(struct nvkm_ram *, struct nvkm_mem **);
+
+int  gk104_ram_init(struct nvkm_ram *ram);
+
+/* RAM type-specific MR calculation routines */
+int nvkm_sddr2_calc(struct nvkm_ram *);
+int nvkm_sddr3_calc(struct nvkm_ram *);
+int nvkm_gddr3_calc(struct nvkm_ram *);
+int nvkm_gddr5_calc(struct nvkm_ram *, bool nuts);
+
+int nv04_ram_new(struct nvkm_fb *, struct nvkm_ram **);
+int nv10_ram_new(struct nvkm_fb *, struct nvkm_ram **);
+int nv1a_ram_new(struct nvkm_fb *, struct nvkm_ram **);
+int nv20_ram_new(struct nvkm_fb *, struct nvkm_ram **);
+int nv40_ram_new(struct nvkm_fb *, struct nvkm_ram **);
+int nv41_ram_new(struct nvkm_fb *, struct nvkm_ram **);
+int nv44_ram_new(struct nvkm_fb *, struct nvkm_ram **);
+int nv49_ram_new(struct nvkm_fb *, struct nvkm_ram **);
+int nv4e_ram_new(struct nvkm_fb *, struct nvkm_ram **);
+int nv50_ram_new(struct nvkm_fb *, struct nvkm_ram **);
+int gt215_ram_new(struct nvkm_fb *, struct nvkm_ram **);
+int mcp77_ram_new(struct nvkm_fb *, struct nvkm_ram **);
+int gf100_ram_new(struct nvkm_fb *, struct nvkm_ram **);
+int gk104_ram_new(struct nvkm_fb *, struct nvkm_ram **);
+int gm107_ram_new(struct nvkm_fb *, struct nvkm_ram **);
+#endif

drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgm107.c

@@ -21,31 +21,20 @@
  *
  * Authors: Ben Skeggs
  */
-#include "gf100.h"
+#include "ram.h"
 
-static int
-gm107_ram_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-	       struct nvkm_oclass *oclass, void *data, u32 size,
-	       struct nvkm_object **pobject)
-{
-	struct nvkm_ram *ram;
-	int ret;
+static const struct nvkm_ram_func
+gm107_ram_func = {
+	.init = gk104_ram_init,
+	.get = gf100_ram_get,
+	.put = gf100_ram_put,
+};
 
-	ret = gf100_ram_create(parent, engine, oclass, 0x021c14, &ram);
-	*pobject = nv_object(ram);
-	if (ret)
-		return ret;
+int
+gm107_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
+{
+	if (!(*pram = kzalloc(sizeof(**pram), GFP_KERNEL)))
+		return -ENOMEM;
 
-	return 0;
+	return gf100_ram_ctor(&gm107_ram_func, fb, 0x021c14, *pram);
 }
-
-struct nvkm_oclass
-gm107_ram_oclass = {
-	.handle = 0,
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gm107_ram_ctor,
-		.dtor = _nvkm_ram_dtor,
-		.init = gk104_ram_init,
-		.fini = _nvkm_ram_fini,
-	}
-};

drivers/gpu/drm/nouveau/nvkm/subdev/fb/rammcp77.c

@@ -21,7 +21,8 @@
  *
  * Authors: Ben Skeggs
  */
-#include "nv50.h"
+#define mcp77_ram(p) container_of((p), struct mcp77_ram, base)
+#include "ram.h"
 
 struct mcp77_ram {
 	struct nvkm_ram base;
@@ -29,56 +30,13 @@ struct mcp77_ram {
 };
 
 static int
-mcp77_ram_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-	       struct nvkm_oclass *oclass, void *data, u32 datasize,
-	       struct nvkm_object **pobject)
+mcp77_ram_init(struct nvkm_ram *base)
 {
-	u32 rsvd_head = ( 256 * 1024); /* vga memory */
-	u32 rsvd_tail = (1024 * 1024); /* vbios etc */
-	struct nvkm_fb *fb = nvkm_fb(parent);
-	struct nvkm_device *device = fb->subdev.device;
-	struct mcp77_ram *ram;
-	int ret;
-
-	ret = nvkm_ram_create(parent, engine, oclass, &ram);
-	*pobject = nv_object(fb);
-	if (ret)
-		return ret;
-
-	ram->base.type   = NV_MEM_TYPE_STOLEN;
-	ram->base.stolen = (u64)nvkm_rd32(device, 0x100e10) << 12;
-	ram->base.size   = (u64)nvkm_rd32(device, 0x100e14) << 12;
-
-	rsvd_tail += 0x1000;
-	ram->poller_base = ram->base.size - rsvd_tail;
-
-	ret = nvkm_mm_init(&fb->vram, rsvd_head >> 12,
-			   (ram->base.size  - (rsvd_head + rsvd_tail)) >> 12,
-			   1);
-	if (ret)
-		return ret;
-
-	ram->base.get = nv50_ram_get;
-	ram->base.put = nv50_ram_put;
-	return 0;
-}
-
-static int
-mcp77_ram_init(struct nvkm_object *object)
-{
-	struct nvkm_fb *fb = nvkm_fb(object);
-	struct nvkm_device *device = fb->subdev.device;
-	struct mcp77_ram *ram = (void *)object;
-	int ret;
-	u64 dniso, hostnb, flush;
-
-	ret = nvkm_ram_init(&ram->base);
-	if (ret)
-		return ret;
-
-	dniso  = ((ram->base.size - (ram->poller_base + 0x00)) >> 5) - 1;
-	hostnb = ((ram->base.size - (ram->poller_base + 0x20)) >> 5) - 1;
-	flush  = ((ram->base.size - (ram->poller_base + 0x40)) >> 5) - 1;
+	struct mcp77_ram *ram = mcp77_ram(base);
+	struct nvkm_device *device = ram->base.fb->subdev.device;
+	u32 dniso  = ((ram->base.size - (ram->poller_base + 0x00)) >> 5) - 1;
+	u32 hostnb = ((ram->base.size - (ram->poller_base + 0x20)) >> 5) - 1;
+	u32 flush  = ((ram->base.size - (ram->poller_base + 0x40)) >> 5) - 1;
 
 	/* Enable NISO poller for various clients and set their associated
 	 * read address, only for MCP77/78 and MCP79/7A. (fd#25701)
@@ -92,12 +50,38 @@ mcp77_ram_init(struct nvkm_object *object)
 	return 0;
 }
 
-struct nvkm_oclass
-mcp77_ram_oclass = {
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = mcp77_ram_ctor,
-		.dtor = _nvkm_ram_dtor,
-		.init = mcp77_ram_init,
-		.fini = _nvkm_ram_fini,
-	},
+static const struct nvkm_ram_func
+mcp77_ram_func = {
+	.init = mcp77_ram_init,
+	.get = nv50_ram_get,
+	.put = nv50_ram_put,
 };
+
+int
+mcp77_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
+{
+	struct nvkm_device *device = fb->subdev.device;
+	u32 rsvd_head = ( 256 * 1024); /* vga memory */
+	u32 rsvd_tail = (1024 * 1024) + 0x1000; /* vbios etc + poller mem */
+	u64 base = (u64)nvkm_rd32(device, 0x100e10) << 12;
+	u64 size = (u64)nvkm_rd32(device, 0x100e14) << 12;
+	struct mcp77_ram *ram;
+	int ret;
+
+	if (!(ram = kzalloc(sizeof(*ram), GFP_KERNEL)))
+		return -ENOMEM;
+	*pram = &ram->base;
+
+	ret = nvkm_ram_ctor(&mcp77_ram_func, fb, NVKM_RAM_TYPE_STOLEN,
+			    size, 0, &ram->base);
+	if (ret)
+		return ret;
+
+	ram->poller_base = size - rsvd_tail;
+	ram->base.stolen = base;
+	nvkm_mm_fini(&ram->base.vram);
+
+	return nvkm_mm_init(&ram->base.vram, rsvd_head >> NVKM_RAM_MM_SHIFT,
+			    (size - rsvd_head - rsvd_tail) >>
+			    NVKM_RAM_MM_SHIFT, 1);
+}

drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv04.c

@@ -21,60 +21,45 @@
  *
  * Authors: Ben Skeggs
  */
-#include "priv.h"
+#include "ram.h"
 #include "regsnv04.h"
 
-static int
-nv04_ram_create(struct nvkm_object *parent, struct nvkm_object *engine,
-		struct nvkm_oclass *oclass, void *data, u32 size,
-		struct nvkm_object **pobject)
+const struct nvkm_ram_func
+nv04_ram_func = {
+};
+
+int
+nv04_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
 {
-	struct nvkm_fb *fb = nvkm_fb(parent);
-	struct nvkm_ram *ram;
 	struct nvkm_device *device = fb->subdev.device;
 	u32 boot0 = nvkm_rd32(device, NV04_PFB_BOOT_0);
-	int ret;
-
-	ret = nvkm_ram_create(parent, engine, oclass, &ram);
-	*pobject = nv_object(ram);
-	if (ret)
-		return ret;
+	u64 size;
+	enum nvkm_ram_type type;
 
 	if (boot0 & 0x00000100) {
-		ram->size  = ((boot0 >> 12) & 0xf) * 2 + 2;
-		ram->size *= 1024 * 1024;
+		size  = ((boot0 >> 12) & 0xf) * 2 + 2;
+		size *= 1024 * 1024;
 	} else {
 		switch (boot0 & NV04_PFB_BOOT_0_RAM_AMOUNT) {
 		case NV04_PFB_BOOT_0_RAM_AMOUNT_32MB:
-			ram->size = 32 * 1024 * 1024;
+			size = 32 * 1024 * 1024;
 			break;
 		case NV04_PFB_BOOT_0_RAM_AMOUNT_16MB:
-			ram->size = 16 * 1024 * 1024;
+			size = 16 * 1024 * 1024;
 			break;
 		case NV04_PFB_BOOT_0_RAM_AMOUNT_8MB:
-			ram->size = 8 * 1024 * 1024;
+			size = 8 * 1024 * 1024;
 			break;
 		case NV04_PFB_BOOT_0_RAM_AMOUNT_4MB:
-			ram->size = 4 * 1024 * 1024;
+			size = 4 * 1024 * 1024;
 			break;
 		}
 	}
 
 	if ((boot0 & 0x00000038) <= 0x10)
-		ram->type = NV_MEM_TYPE_SGRAM;
+		type = NVKM_RAM_TYPE_SGRAM;
 	else
-		ram->type = NV_MEM_TYPE_SDRAM;
+		type = NVKM_RAM_TYPE_SDRAM;
 
-	return 0;
+	return nvkm_ram_new_(&nv04_ram_func, fb, type, size, 0, pram);
 }
-
-struct nvkm_oclass
-nv04_ram_oclass = {
-	.handle = 0,
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv04_ram_create,
-		.dtor = _nvkm_ram_dtor,
-		.init = _nvkm_ram_init,
-		.fini = _nvkm_ram_fini,
-	}
-};

drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv10.c

@@ -21,40 +21,20 @@
  *
  * Authors: Ben Skeggs
  */
-#include "priv.h"
+#include "ram.h"
 
-static int
-nv10_ram_create(struct nvkm_object *parent, struct nvkm_object *engine,
-		struct nvkm_oclass *oclass, void *data, u32 size,
-		struct nvkm_object **pobject)
+int
+nv10_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
 {
-	struct nvkm_fb *fb = nvkm_fb(parent);
-	struct nvkm_ram *ram;
 	struct nvkm_device *device = fb->subdev.device;
+	u32 size = nvkm_rd32(device, 0x10020c) & 0xff000000;
 	u32 cfg0 = nvkm_rd32(device, 0x100200);
-	int ret;
-
-	ret = nvkm_ram_create(parent, engine, oclass, &ram);
-	*pobject = nv_object(ram);
-	if (ret)
-		return ret;
+	enum nvkm_ram_type type;
 
 	if (cfg0 & 0x00000001)
-		ram->type = NV_MEM_TYPE_DDR1;
+		type = NVKM_RAM_TYPE_DDR1;
 	else
-		ram->type = NV_MEM_TYPE_SDRAM;
+		type = NVKM_RAM_TYPE_SDRAM;
 
-	ram->size = nvkm_rd32(device, 0x10020c) & 0xff000000;
-	return 0;
+	return nvkm_ram_new_(&nv04_ram_func, fb, type, size, 0, pram);
 }
-
-struct nvkm_oclass
-nv10_ram_oclass = {
-	.handle = 0,
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv10_ram_create,
-		.dtor = _nvkm_ram_dtor,
-		.init = _nvkm_ram_init,
-		.fini = _nvkm_ram_fini,
-	}
-};

drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv1a.c

@@ -21,18 +21,13 @@
  *
  * Authors: Ben Skeggs
  */
-#include "priv.h"
+#include "ram.h"
 
-static int
-nv1a_ram_create(struct nvkm_object *parent, struct nvkm_object *engine,
-		struct nvkm_oclass *oclass, void *data, u32 size,
-		struct nvkm_object **pobject)
+int
+nv1a_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
 {
-	struct nvkm_fb *fb = nvkm_fb(parent);
-	struct nvkm_ram *ram;
 	struct pci_dev *bridge;
 	u32 mem, mib;
-	int ret;
 
 	bridge = pci_get_bus_and_slot(0, PCI_DEVFN(0, 1));
 	if (!bridge) {
@@ -40,12 +35,7 @@ nv1a_ram_create(struct nvkm_object *parent, struct nvkm_object *engine,
 		return -ENODEV;
 	}
 
-	ret = nvkm_ram_create(parent, engine, oclass, &ram);
-	*pobject = nv_object(ram);
-	if (ret)
-		return ret;
-
-	if (nv_device(fb)->chipset == 0x1a) {
+	if (fb->subdev.device->chipset == 0x1a) {
 		pci_read_config_dword(bridge, 0x7c, &mem);
 		mib = ((mem >> 6) & 31) + 1;
 	} else {
@@ -53,18 +43,6 @@ nv1a_ram_create(struct nvkm_object *parent, struct nvkm_object *engine,
 		mib = ((mem >> 4) & 127) + 1;
 	}
 
-	ram->type = NV_MEM_TYPE_STOLEN;
-	ram->size = mib * 1024 * 1024;
-	return 0;
+	return nvkm_ram_new_(&nv04_ram_func, fb, NVKM_RAM_TYPE_STOLEN,
+			     mib * 1024 * 1024, 0, pram);
 }
-
-struct nvkm_oclass
-nv1a_ram_oclass = {
-	.handle = 0,
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv1a_ram_create,
-		.dtor = _nvkm_ram_dtor,
-		.init = _nvkm_ram_init,
-		.fini = _nvkm_ram_fini,
-	}
-};

drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv20.c

@@ -21,43 +21,29 @@
  *
  * Authors: Ben Skeggs
  */
-#include "priv.h"
+#include "ram.h"
 
-static int
-nv20_ram_create(struct nvkm_object *parent, struct nvkm_object *engine,
-		struct nvkm_oclass *oclass, void *data, u32 size,
-		struct nvkm_object **pobject)
+int
+nv20_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
 {
-	struct nvkm_fb *fb = nvkm_fb(parent);
-	struct nvkm_ram *ram;
 	struct nvkm_device *device = fb->subdev.device;
-	u32 pbus1218 = nvkm_rd32(device, 0x001218);
+	u32 pbus1218 =  nvkm_rd32(device, 0x001218);
+	u32     size = (nvkm_rd32(device, 0x10020c) & 0xff000000);
+	u32     tags =  nvkm_rd32(device, 0x100320);
+	enum nvkm_ram_type type = NVKM_RAM_TYPE_UNKNOWN;
 	int ret;
 
-	ret = nvkm_ram_create(parent, engine, oclass, &ram);
-	*pobject = nv_object(ram);
+	switch (pbus1218 & 0x00000300) {
+	case 0x00000000: type = NVKM_RAM_TYPE_SDRAM; break;
+	case 0x00000100: type = NVKM_RAM_TYPE_DDR1 ; break;
+	case 0x00000200: type = NVKM_RAM_TYPE_GDDR3; break;
+	case 0x00000300: type = NVKM_RAM_TYPE_GDDR2; break;
+	}
+
+	ret = nvkm_ram_new_(&nv04_ram_func, fb, type, size, tags, pram);
 	if (ret)
 		return ret;
 
-	switch (pbus1218 & 0x00000300) {
-	case 0x00000000: ram->type = NV_MEM_TYPE_SDRAM; break;
-	case 0x00000100: ram->type = NV_MEM_TYPE_DDR1; break;
-	case 0x00000200: ram->type = NV_MEM_TYPE_GDDR3; break;
-	case 0x00000300: ram->type = NV_MEM_TYPE_GDDR2; break;
-	}
-	ram->size  = (nvkm_rd32(device, 0x10020c) & 0xff000000);
-	ram->parts = (nvkm_rd32(device, 0x100200) & 0x00000003) + 1;
-	ram->tags  = nvkm_rd32(device, 0x100320);
+	(*pram)->parts = (nvkm_rd32(device, 0x100200) & 0x00000003) + 1;
 	return 0;
 }
-
-struct nvkm_oclass
-nv20_ram_oclass = {
-	.handle = 0,
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv20_ram_create,
-		.dtor = _nvkm_ram_dtor,
-		.init = _nvkm_ram_init,
-		.fini = _nvkm_ram_fini,
-	}
-};

drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv40.c

@@ -21,7 +21,7 @@
  *
  * Authors: Ben Skeggs
  */
-#include "nv40.h"
+#include "ramnv40.h"
 
 #include <subdev/bios.h>
 #include <subdev/bios/bit.h>
@@ -30,12 +30,12 @@
 #include <subdev/clk/pll.h>
 #include <subdev/timer.h>
 
-int
-nv40_ram_calc(struct nvkm_fb *fb, u32 freq)
+static int
+nv40_ram_calc(struct nvkm_ram *base, u32 freq)
 {
-	struct nvkm_subdev *subdev = &fb->subdev;
+	struct nv40_ram *ram = nv40_ram(base);
+	struct nvkm_subdev *subdev = &ram->base.fb->subdev;
 	struct nvkm_bios *bios = subdev->device->bios;
-	struct nv40_ram *ram = (void *)fb->ram;
 	struct nvbios_pll pll;
 	int N1, M1, N2, M2;
 	int log2P, ret;
@@ -46,8 +46,7 @@ nv40_ram_calc(struct nvkm_fb *fb, u32 freq)
 		return ret;
 	}
 
-	ret = nv04_pll_calc(nv_subdev(fb), &pll, freq,
-			    &N1, &M1, &N2, &M2, &log2P);
+	ret = nv04_pll_calc(subdev, &pll, freq, &N1, &M1, &N2, &M2, &log2P);
 	if (ret < 0)
 		return ret;
 
@@ -64,12 +63,13 @@ nv40_ram_calc(struct nvkm_fb *fb, u32 freq)
 	return 0;
 }
 
-int
-nv40_ram_prog(struct nvkm_fb *fb)
+static int
+nv40_ram_prog(struct nvkm_ram *base)
 {
-	struct nvkm_device *device = fb->subdev.device;
+	struct nv40_ram *ram = nv40_ram(base);
+	struct nvkm_subdev *subdev = &ram->base.fb->subdev;
+	struct nvkm_device *device = subdev->device;
 	struct nvkm_bios *bios = device->bios;
-	struct nv40_ram *ram = (void *)fb->ram;
 	struct bit_entry M;
 	u32 crtc_mask = 0;
 	u8  sr1[2];
@@ -152,7 +152,7 @@ nv40_ram_prog(struct nvkm_fb *fb)
 	/* execute memory reset script from vbios */
 	if (!bit_entry(bios, 'M', &M)) {
 		struct nvbios_init init = {
-			.subdev = nv_subdev(fb),
+			.subdev = subdev,
 			.bios = bios,
 			.offset = nvbios_rd16(bios, M.offset + 0x00),
 			.execute = 1,
@@ -181,51 +181,50 @@ nv40_ram_prog(struct nvkm_fb *fb)
 	return 0;
 }
 
-void
-nv40_ram_tidy(struct nvkm_fb *fb)
+static void
+nv40_ram_tidy(struct nvkm_ram *base)
 {
 }
 
-static int
-nv40_ram_create(struct nvkm_object *parent, struct nvkm_object *engine,
-		struct nvkm_oclass *oclass, void *data, u32 size,
-		struct nvkm_object **pobject)
+static const struct nvkm_ram_func
+nv40_ram_func = {
+	.calc = nv40_ram_calc,
+	.prog = nv40_ram_prog,
+	.tidy = nv40_ram_tidy,
+};
+
+int
+nv40_ram_new_(struct nvkm_fb *fb, enum nvkm_ram_type type, u64 size,
+	      u32 tags, struct nvkm_ram **pram)
 {
-	struct nvkm_fb *fb = nvkm_fb(parent);
 	struct nv40_ram *ram;
+	if (!(ram = kzalloc(sizeof(*ram), GFP_KERNEL)))
+		return -ENOMEM;
+	*pram = &ram->base;
+	return nvkm_ram_ctor(&nv40_ram_func, fb, type, size, tags, &ram->base);
+}
+
+int
+nv40_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
+{
 	struct nvkm_device *device = fb->subdev.device;
 	u32 pbus1218 = nvkm_rd32(device, 0x001218);
+	u32     size = nvkm_rd32(device, 0x10020c) & 0xff000000;
+	u32     tags = nvkm_rd32(device, 0x100320);
+	enum nvkm_ram_type type = NVKM_RAM_TYPE_UNKNOWN;
 	int ret;
 
-	ret = nvkm_ram_create(parent, engine, oclass, &ram);
-	*pobject = nv_object(ram);
-	if (ret)
-		return ret;
-
 	switch (pbus1218 & 0x00000300) {
-	case 0x00000000: ram->base.type = NV_MEM_TYPE_SDRAM; break;
-	case 0x00000100: ram->base.type = NV_MEM_TYPE_DDR1; break;
-	case 0x00000200: ram->base.type = NV_MEM_TYPE_GDDR3; break;
-	case 0x00000300: ram->base.type = NV_MEM_TYPE_DDR2; break;
+	case 0x00000000: type = NVKM_RAM_TYPE_SDRAM; break;
+	case 0x00000100: type = NVKM_RAM_TYPE_DDR1 ; break;
+	case 0x00000200: type = NVKM_RAM_TYPE_GDDR3; break;
+	case 0x00000300: type = NVKM_RAM_TYPE_DDR2 ; break;
 	}
 
-	ram->base.size  =  nvkm_rd32(device, 0x10020c) & 0xff000000;
-	ram->base.parts = (nvkm_rd32(device, 0x100200) & 0x00000003) + 1;
-	ram->base.tags  =  nvkm_rd32(device, 0x100320);
-	ram->base.calc = nv40_ram_calc;
-	ram->base.prog = nv40_ram_prog;
-	ram->base.tidy = nv40_ram_tidy;
+	ret = nv40_ram_new_(fb, type, size, tags, pram);
+	if (ret)
+		return ret;
+
+	(*pram)->parts = (nvkm_rd32(device, 0x100200) & 0x00000003) + 1;
 	return 0;
 }
-
-
-struct nvkm_oclass
-nv40_ram_oclass = {
-	.handle = 0,
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv40_ram_create,
-		.dtor = _nvkm_ram_dtor,
-		.init = _nvkm_ram_init,
-		.fini = _nvkm_ram_fini,
-	}
-};

drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv40.h

+#ifndef __NV40_FB_RAM_H__
+#define __NV40_FB_RAM_H__
+#define nv40_ram(p) container_of((p), struct nv40_ram, base)
+#include "ram.h"
+
+struct nv40_ram {
+	struct nvkm_ram base;
+	u32 ctrl;
+	u32 coef;
+};
+
+int nv40_ram_new_(struct nvkm_fb *fb, enum nvkm_ram_type, u64, u32,
+		  struct nvkm_ram **);
+#endif

drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv41.c

@@ -21,47 +21,29 @@
  *
  * Authors: Ben Skeggs
  */
-#include "nv40.h"
+#include "ramnv40.h"
 
-static int
-nv41_ram_create(struct nvkm_object *parent, struct nvkm_object *engine,
-		struct nvkm_oclass *oclass, void *data, u32 size,
-		struct nvkm_object **pobject)
+int
+nv41_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
 {
-	struct nvkm_fb *fb = nvkm_fb(parent);
-	struct nv40_ram *ram;
 	struct nvkm_device *device = fb->subdev.device;
+	u32  size = nvkm_rd32(device, 0x10020c) & 0xff000000;
+	u32  tags = nvkm_rd32(device, 0x100320);
 	u32 fb474 = nvkm_rd32(device, 0x100474);
+	enum nvkm_ram_type type = NVKM_RAM_TYPE_UNKNOWN;
 	int ret;
 
-	ret = nvkm_ram_create(parent, engine, oclass, &ram);
-	*pobject = nv_object(ram);
-	if (ret)
-		return ret;
-
 	if (fb474 & 0x00000004)
-		ram->base.type = NV_MEM_TYPE_GDDR3;
+		type = NVKM_RAM_TYPE_GDDR3;
 	if (fb474 & 0x00000002)
-		ram->base.type = NV_MEM_TYPE_DDR2;
+		type = NVKM_RAM_TYPE_DDR2;
 	if (fb474 & 0x00000001)
-		ram->base.type = NV_MEM_TYPE_DDR1;
+		type = NVKM_RAM_TYPE_DDR1;
 
-	ram->base.size  =  nvkm_rd32(device, 0x10020c) & 0xff000000;
-	ram->base.parts = (nvkm_rd32(device, 0x100200) & 0x00000003) + 1;
-	ram->base.tags  =  nvkm_rd32(device, 0x100320);
-	ram->base.calc = nv40_ram_calc;
-	ram->base.prog = nv40_ram_prog;
-	ram->base.tidy = nv40_ram_tidy;
+	ret = nv40_ram_new_(fb, type, size, tags, pram);
+	if (ret)
+		return ret;
+
+	(*pram)->parts = (nvkm_rd32(device, 0x100200) & 0x00000003) + 1;
 	return 0;
 }
-
-struct nvkm_oclass
-nv41_ram_oclass = {
-	.handle = 0,
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv41_ram_create,
-		.dtor = _nvkm_ram_dtor,
-		.init = _nvkm_ram_init,
-		.fini = _nvkm_ram_fini,
-	}
-};

drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv44.c

@@ -21,45 +21,22 @@
  *
  * Authors: Ben Skeggs
  */
-#include "nv40.h"
+#include "ramnv40.h"
 
-static int
-nv44_ram_create(struct nvkm_object *parent, struct nvkm_object *engine,
-		struct nvkm_oclass *oclass, void *data, u32 size,
-		struct nvkm_object **pobject)
+int
+nv44_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
 {
-	struct nvkm_fb *fb = nvkm_fb(parent);
-	struct nv40_ram *ram;
 	struct nvkm_device *device = fb->subdev.device;
+	u32  size = nvkm_rd32(device, 0x10020c) & 0xff000000;
 	u32 fb474 = nvkm_rd32(device, 0x100474);
-	int ret;
-
-	ret = nvkm_ram_create(parent, engine, oclass, &ram);
-	*pobject = nv_object(ram);
-	if (ret)
-		return ret;
+	enum nvkm_ram_type type = NVKM_RAM_TYPE_UNKNOWN;
 
 	if (fb474 & 0x00000004)
-		ram->base.type = NV_MEM_TYPE_GDDR3;
+		type = NVKM_RAM_TYPE_GDDR3;
 	if (fb474 & 0x00000002)
-		ram->base.type = NV_MEM_TYPE_DDR2;
+		type = NVKM_RAM_TYPE_DDR2;
 	if (fb474 & 0x00000001)
-		ram->base.type = NV_MEM_TYPE_DDR1;
+		type = NVKM_RAM_TYPE_DDR1;
 
-	ram->base.size = nvkm_rd32(device, 0x10020c) & 0xff000000;
-	ram->base.calc = nv40_ram_calc;
-	ram->base.prog = nv40_ram_prog;
-	ram->base.tidy = nv40_ram_tidy;
-	return 0;
+	return nv40_ram_new_(fb, type, size, 0, pram);
 }
-
-struct nvkm_oclass
-nv44_ram_oclass = {
-	.handle = 0,
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv44_ram_create,
-		.dtor = _nvkm_ram_dtor,
-		.init = _nvkm_ram_init,
-		.fini = _nvkm_ram_fini,
-	}
-};

drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv49.c

@@ -21,47 +21,29 @@
  *
  * Authors: Ben Skeggs
  */
-#include "nv40.h"
+#include "ramnv40.h"
 
-static int
-nv49_ram_create(struct nvkm_object *parent, struct nvkm_object *engine,
-		struct nvkm_oclass *oclass, void *data, u32 size,
-		struct nvkm_object **pobject)
+int
+nv49_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
 {
-	struct nvkm_fb *fb = nvkm_fb(parent);
-	struct nv40_ram *ram;
 	struct nvkm_device *device = fb->subdev.device;
+	u32  size = nvkm_rd32(device, 0x10020c) & 0xff000000;
+	u32  tags = nvkm_rd32(device, 0x100320);
 	u32 fb914 = nvkm_rd32(device, 0x100914);
+	enum nvkm_ram_type type = NVKM_RAM_TYPE_UNKNOWN;
 	int ret;
 
-	ret = nvkm_ram_create(parent, engine, oclass, &ram);
-	*pobject = nv_object(ram);
-	if (ret)
-		return ret;
-
 	switch (fb914 & 0x00000003) {
-	case 0x00000000: ram->base.type = NV_MEM_TYPE_DDR1; break;
-	case 0x00000001: ram->base.type = NV_MEM_TYPE_DDR2; break;
-	case 0x00000002: ram->base.type = NV_MEM_TYPE_GDDR3; break;
+	case 0x00000000: type = NVKM_RAM_TYPE_DDR1 ; break;
+	case 0x00000001: type = NVKM_RAM_TYPE_DDR2 ; break;
+	case 0x00000002: type = NVKM_RAM_TYPE_GDDR3; break;
 	case 0x00000003: break;
 	}
 
-	ram->base.size  =  nvkm_rd32(device, 0x10020c) & 0xff000000;
-	ram->base.parts = (nvkm_rd32(device, 0x100200) & 0x00000003) + 1;
-	ram->base.tags  =  nvkm_rd32(device, 0x100320);
-	ram->base.calc = nv40_ram_calc;
-	ram->base.prog = nv40_ram_prog;
-	ram->base.tidy = nv40_ram_tidy;
+	ret = nv40_ram_new_(fb, type, size, tags, pram);
+	if (ret)
+		return ret;
+
+	(*pram)->parts = (nvkm_rd32(device, 0x100200) & 0x00000003) + 1;
 	return 0;
 }
-
-struct nvkm_oclass
-nv49_ram_oclass = {
-	.handle = 0,
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv49_ram_create,
-		.dtor = _nvkm_ram_dtor,
-		.init = _nvkm_ram_init,
-		.fini = _nvkm_ram_fini,
-	}
-};

drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv4e.c

@@ -21,35 +21,13 @@
  *
  * Authors: Ben Skeggs
  */
-#include "priv.h"
+#include "ram.h"
 
-static int
-nv4e_ram_create(struct nvkm_object *parent, struct nvkm_object *engine,
-		struct nvkm_oclass *oclass, void *data, u32 size,
-		struct nvkm_object **pobject)
+int
+nv4e_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
 {
-	struct nvkm_fb *fb = nvkm_fb(parent);
-	struct nvkm_ram *ram;
 	struct nvkm_device *device = fb->subdev.device;
-	int ret;
-
-	ret = nvkm_ram_create(parent, engine, oclass, &ram);
-	*pobject = nv_object(ram);
-	if (ret)
-		return ret;
-
-	ram->size = nvkm_rd32(device, 0x10020c) & 0xff000000;
-	ram->type = NV_MEM_TYPE_STOLEN;
-	return 0;
+	u32 size = nvkm_rd32(device, 0x10020c) & 0xff000000;
+	return nvkm_ram_new_(&nv04_ram_func, fb, NVKM_RAM_TYPE_UNKNOWN,
+			     size, 0, pram);
 }
-
-struct nvkm_oclass
-nv4e_ram_oclass = {
-	.handle = 0,
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv4e_ram_create,
-		.dtor = _nvkm_ram_dtor,
-		.init = _nvkm_ram_init,
-		.fini = _nvkm_ram_fini,
-	}
-};

drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c

@@ -84,8 +84,8 @@ static void
 nv50_instobj_dtor(struct nvkm_object *object)
 {
 	struct nv50_instobj *node = (void *)object;
-	struct nvkm_fb *fb = nvkm_fb(object);
-	fb->ram->put(fb, &node->mem);
+	struct nvkm_ram *ram = nvkm_fb(object)->ram;
+	ram->func->put(ram, &node->mem);
 	nvkm_instobj_destroy(&node->base);
 }
 
@@ -94,7 +94,7 @@ nv50_instobj_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 		  struct nvkm_oclass *oclass, void *data, u32 size,
 		  struct nvkm_object **pobject)
 {
-	struct nvkm_fb *fb = nvkm_fb(parent);
+	struct nvkm_ram *ram = nvkm_fb(parent)->ram;
 	struct nvkm_instobj_args *args = data;
 	struct nv50_instobj *node;
 	int ret;
@@ -107,7 +107,8 @@ nv50_instobj_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	if (ret)
 		return ret;
 
-	ret = fb->ram->get(fb, args->size, args->align, 0, 0x800, &node->mem);
+	ret = ram->func->get(ram, args->size, args->align, 0, 0x800,
+			     &node->mem);
 	if (ret)
 		return ret;
 

drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gf100.c

@@ -145,12 +145,12 @@ gf100_ltc_init(struct nvkm_object *object)
 void
 gf100_ltc_dtor(struct nvkm_object *object)
 {
-	struct nvkm_fb *fb = nvkm_fb(object);
 	struct nvkm_ltc_priv *ltc = (void *)object;
+	struct nvkm_ram *ram = ltc->base.subdev.device->fb->ram;
 
 	nvkm_mm_fini(&ltc->tags);
-	if (fb->ram)
-		nvkm_mm_free(&fb->vram, &ltc->tag_ram);
+	if (ram)
+		nvkm_mm_free(&ram->vram, &ltc->tag_ram);
 
 	nvkm_ltc_destroy(ltc);
 }
@@ -158,19 +158,20 @@ gf100_ltc_dtor(struct nvkm_object *object)
 /* TODO: Figure out tag memory details and drop the over-cautious allocation.
  */
 int
-gf100_ltc_init_tag_ram(struct nvkm_fb *fb, struct nvkm_ltc_priv *ltc)
+gf100_ltc_init_tag_ram(struct nvkm_ltc_priv *ltc)
 {
+	struct nvkm_ram *ram = ltc->base.subdev.device->fb->ram;
 	u32 tag_size, tag_margin, tag_align;
 	int ret;
 
 	/* No VRAM, no tags for now. */
-	if (!fb->ram) {
+	if (!ram) {
 		ltc->num_tags = 0;
 		goto mm_init;
 	}
 
 	/* tags for 1/4 of VRAM should be enough (8192/4 per GiB of VRAM) */
-	ltc->num_tags = (fb->ram->size >> 17) / 4;
+	ltc->num_tags = (ram->size >> 17) / 4;
 	if (ltc->num_tags > (1 << 17))
 		ltc->num_tags = 1 << 17; /* we have 17 bits in PTE */
 	ltc->num_tags = (ltc->num_tags + 63) & ~63; /* round up to 64 */
@@ -190,7 +191,7 @@ gf100_ltc_init_tag_ram(struct nvkm_fb *fb, struct nvkm_ltc_priv *ltc)
 	tag_size += tag_align;
 	tag_size  = (tag_size + 0xfff) >> 12; /* round up */
 
-	ret = nvkm_mm_tail(&fb->vram, 1, 1, tag_size, tag_size, 1,
+	ret = nvkm_mm_tail(&ram->vram, 1, 1, tag_size, tag_size, 1,
 			   &ltc->tag_ram);
 	if (ret) {
 		ltc->num_tags = 0;
@@ -214,7 +215,6 @@ gf100_ltc_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	       struct nvkm_object **pobject)
 {
 	struct nvkm_device *device = (void *)parent;
-	struct nvkm_fb *fb = device->fb;
 	struct nvkm_ltc_priv *ltc;
 	u32 parts, mask;
 	int ret, i;
@@ -232,7 +232,7 @@ gf100_ltc_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	}
 	ltc->lts_nr = nvkm_rd32(device, 0x17e8dc) >> 28;
 
-	ret = gf100_ltc_init_tag_ram(fb, ltc);
+	ret = gf100_ltc_init_tag_ram(ltc);
 	if (ret)
 		return ret;
 

drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm107.c

@@ -124,7 +124,6 @@ gm107_ltc_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	       struct nvkm_object **pobject)
 {
 	struct nvkm_device *device = (void *)parent;
-	struct nvkm_fb *fb = device->fb;
 	struct nvkm_ltc_priv *ltc;
 	u32 parts, mask;
 	int ret, i;
@@ -142,7 +141,7 @@ gm107_ltc_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	}
 	ltc->lts_nr = nvkm_rd32(device, 0x17e280) >> 28;
 
-	ret = gf100_ltc_init_tag_ram(fb, ltc);
+	ret = gf100_ltc_init_tag_ram(ltc);
 	if (ret)
 		return ret;
 

drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h

@@ -45,7 +45,7 @@ int  gf100_ltc_ctor(struct nvkm_object *, struct nvkm_object *,
 		    struct nvkm_oclass *, void *, u32,
 		    struct nvkm_object **);
 void gf100_ltc_dtor(struct nvkm_object *);
-int  gf100_ltc_init_tag_ram(struct nvkm_fb *, struct nvkm_ltc_priv *);
+int  gf100_ltc_init_tag_ram(struct nvkm_ltc_priv *);
 int  gf100_ltc_tags_alloc(struct nvkm_ltc *, u32, struct nvkm_mm_node **);
 void gf100_ltc_tags_free(struct nvkm_ltc *, struct nvkm_mm_node **);