drm/nouveau/imem: convert to new-style nvkm_subdev

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

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

@@ -4,14 +4,11 @@
 struct nvkm_memory;
 
 struct nvkm_instmem {
+	const struct nvkm_instmem_func *func;
 	struct nvkm_subdev subdev;
-	struct list_head list;
 
+	struct list_head list;
 	u32 reserved;
-	int (*alloc)(struct nvkm_instmem *, u32 size, u32 align, bool zero,
-		     struct nvkm_memory **);
-
-	const struct nvkm_instmem_func *func;
 
 	struct nvkm_memory *vbios;
 	struct nvkm_ramht  *ramht;
@@ -19,26 +16,14 @@ struct nvkm_instmem {
 	struct nvkm_memory *ramfc;
 };
 
-struct nvkm_instmem_func {
-	u32  (*rd32)(struct nvkm_instmem *, u32 addr);
-	void (*wr32)(struct nvkm_instmem *, u32 addr, u32 data);
-};
-
-static inline struct nvkm_instmem *
-nvkm_instmem(void *obj)
-{
-	/* nv04/nv40 impls need to create objects in their constructor,
-	 * which is before the subdev pointer is valid
-	 */
-	if (nv_iclass(obj, NV_SUBDEV_CLASS) &&
-	    nv_subidx(obj) == NVDEV_SUBDEV_INSTMEM)
-		return obj;
+u32 nvkm_instmem_rd32(struct nvkm_instmem *, u32 addr);
+void nvkm_instmem_wr32(struct nvkm_instmem *, u32 addr, u32 data);
+int nvkm_instobj_new(struct nvkm_instmem *, u32 size, u32 align, bool zero,
+		     struct nvkm_memory **);
 
-	return (void *)nvkm_subdev(obj, NVDEV_SUBDEV_INSTMEM);
-}
 
-extern struct nvkm_oclass *nv04_instmem_oclass;
-extern struct nvkm_oclass *nv40_instmem_oclass;
-extern struct nvkm_oclass *nv50_instmem_oclass;
-extern struct nvkm_oclass *gk20a_instmem_oclass;
+int nv04_instmem_new(struct nvkm_device *, int, struct nvkm_instmem **);
+int nv40_instmem_new(struct nvkm_device *, int, struct nvkm_instmem **);
+int nv50_instmem_new(struct nvkm_device *, int, struct nvkm_instmem **);
+int gk20a_instmem_new(struct nvkm_device *, int, struct nvkm_instmem **);
 #endif

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

@@ -55,7 +55,7 @@ nvkm_memory_new(struct nvkm_device *device, enum nvkm_memory_target target,
 	if (unlikely(target != NVKM_MEM_TARGET_INST || !imem))
 		return -ENOSYS;
 
-	ret = imem->alloc(imem, size, align, zero, &memory);
+	ret = nvkm_instobj_new(imem, size, align, zero, &memory);
 	if (ret)
 		return ret;
 

drivers/gpu/drm/nouveau/nvkm/engine/device/gf100.c

@@ -33,7 +33,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gf100_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gf100_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gf100_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -55,7 +54,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gf100_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gf100_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gf100_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -77,7 +75,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gf106_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gf100_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gf100_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -98,7 +95,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gf100_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gf100_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gf100_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -120,7 +116,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gf106_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gf100_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gf100_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -141,7 +136,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gf106_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gf100_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gf100_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -162,7 +156,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gf100_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gf100_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gf100_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -184,7 +177,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gf106_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gf100_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gf110_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -205,7 +197,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gf106_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gf100_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gf100_fifo_oclass;

drivers/gpu/drm/nouveau/nvkm/engine/device/gk104.c

@@ -33,7 +33,6 @@ gk104_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gf106_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gk104_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gk104_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -56,7 +55,6 @@ gk104_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gf106_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gk104_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gf110_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -79,7 +77,6 @@ gk104_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gf106_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gk104_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gk104_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -100,7 +97,6 @@ gk104_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gk20a_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &gk20a_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gk104_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] = gk20a_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gk20a_fifo_oclass;
@@ -117,7 +113,6 @@ gk104_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gf106_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gk104_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gk110_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -140,7 +135,6 @@ gk104_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gf106_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gk104_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gk110_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -163,7 +157,6 @@ gk104_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gk20a_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gk104_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gk208_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -185,7 +178,6 @@ gk104_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gk20a_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gk104_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gk208_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;

drivers/gpu/drm/nouveau/nvkm/engine/device/gm100.c

@@ -33,7 +33,6 @@ gm100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gk20a_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &gk20a_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gm107_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gk208_pmu_oclass;
 
@@ -66,7 +65,6 @@ gm100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gk20a_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &gk20a_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gm107_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gk208_pmu_oclass;
 #if 0
@@ -96,7 +94,6 @@ gm100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MC     ] =  gk20a_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &gk20a_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gm107_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gk208_pmu_oclass;
 #if 0
@@ -122,7 +119,6 @@ gm100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &gk20a_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_LTC    ] =  gm107_ltc_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] = gk20a_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &gf100_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gm20b_fifo_oclass;

drivers/gpu/drm/nouveau/nvkm/engine/device/nv04.c

@@ -30,7 +30,6 @@ nv04_identify(struct nvkm_device *device)
 	case 0x04:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv04_fifo_oclass;
@@ -41,7 +40,6 @@ nv04_identify(struct nvkm_device *device)
 	case 0x05:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv04_fifo_oclass;

drivers/gpu/drm/nouveau/nvkm/engine/device/nv10.c

@@ -30,7 +30,6 @@ nv10_identify(struct nvkm_device *device)
 	case 0x10:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv10_gr_oclass;
@@ -39,7 +38,6 @@ nv10_identify(struct nvkm_device *device)
 	case 0x15:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv10_fifo_oclass;
@@ -50,7 +48,6 @@ nv10_identify(struct nvkm_device *device)
 	case 0x16:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv10_fifo_oclass;
@@ -61,7 +58,6 @@ nv10_identify(struct nvkm_device *device)
 	case 0x1a:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv10_fifo_oclass;
@@ -72,7 +68,6 @@ nv10_identify(struct nvkm_device *device)
 	case 0x11:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv10_fifo_oclass;
@@ -83,7 +78,6 @@ nv10_identify(struct nvkm_device *device)
 	case 0x17:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
@@ -94,7 +88,6 @@ nv10_identify(struct nvkm_device *device)
 	case 0x1f:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
@@ -105,7 +98,6 @@ nv10_identify(struct nvkm_device *device)
 	case 0x18:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;

drivers/gpu/drm/nouveau/nvkm/engine/device/nv20.c

@@ -30,7 +30,6 @@ nv20_identify(struct nvkm_device *device)
 	case 0x20:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
@@ -41,7 +40,6 @@ nv20_identify(struct nvkm_device *device)
 	case 0x25:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
@@ -52,7 +50,6 @@ nv20_identify(struct nvkm_device *device)
 	case 0x28:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
@@ -63,7 +60,6 @@ nv20_identify(struct nvkm_device *device)
 	case 0x2a:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;

drivers/gpu/drm/nouveau/nvkm/engine/device/nv30.c

@@ -30,7 +30,6 @@ nv30_identify(struct nvkm_device *device)
 	case 0x30:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
@@ -41,7 +40,6 @@ nv30_identify(struct nvkm_device *device)
 	case 0x35:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
@@ -52,7 +50,6 @@ nv30_identify(struct nvkm_device *device)
 	case 0x31:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
@@ -64,7 +61,6 @@ nv30_identify(struct nvkm_device *device)
 	case 0x36:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
@@ -76,7 +72,6 @@ nv30_identify(struct nvkm_device *device)
 	case 0x34:
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv04_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv04_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;

drivers/gpu/drm/nouveau/nvkm/engine/device/nv40.c

@@ -31,7 +31,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv40_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv40_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
@@ -46,7 +45,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv40_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv40_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv41_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
@@ -61,7 +59,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv40_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv40_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv41_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
@@ -76,7 +73,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv40_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv40_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv41_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
@@ -91,7 +87,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv40_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv40_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv04_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
@@ -106,7 +101,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv40_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv40_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv41_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
@@ -121,7 +115,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv40_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv40_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv41_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
@@ -136,7 +129,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv40_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv40_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv41_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
@@ -151,7 +143,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv44_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv40_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv44_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
@@ -166,7 +157,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv4c_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv40_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv44_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
@@ -181,7 +171,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv44_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv40_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv44_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
@@ -196,7 +185,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv4c_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv40_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv44_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
@@ -211,7 +199,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv4c_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv40_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv44_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
@@ -226,7 +213,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv4c_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv40_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv44_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
@@ -241,7 +227,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv4c_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv40_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv44_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
@@ -256,7 +241,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv4c_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv40_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv44_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;

drivers/gpu/drm/nouveau/nvkm/engine/device/nv50.c

@@ -32,7 +32,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MXM    ] = &nv50_mxm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv50_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv50_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
@@ -48,7 +47,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MXM    ] = &nv50_mxm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv50_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv50_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
@@ -67,7 +65,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MXM    ] = &nv50_mxm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv50_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv50_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
@@ -86,7 +83,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MXM    ] = &nv50_mxm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  nv50_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv50_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
@@ -105,7 +101,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MXM    ] = &nv50_mxm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  g94_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv50_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
@@ -124,7 +119,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MXM    ] = &nv50_mxm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  g94_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv50_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
@@ -143,7 +137,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MXM    ] = &nv50_mxm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  g98_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv50_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
@@ -162,7 +155,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MXM    ] = &nv50_mxm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  g98_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv50_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
@@ -181,7 +173,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MXM    ] = &nv50_mxm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  g98_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv50_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
@@ -200,7 +191,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MXM    ] = &nv50_mxm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  g98_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv50_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
 		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
@@ -219,7 +209,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MXM    ] = &nv50_mxm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  g98_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv50_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gt215_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -240,7 +229,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MXM    ] = &nv50_mxm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  g98_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv50_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gt215_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -260,7 +248,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MXM    ] = &nv50_mxm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  g98_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv50_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gt215_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;
@@ -280,7 +267,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_MXM    ] = &nv50_mxm_oclass;
 		device->oclass[NVDEV_SUBDEV_MC     ] =  g98_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
-		device->oclass[NVDEV_SUBDEV_INSTMEM] =  nv50_instmem_oclass;
 		device->oclass[NVDEV_SUBDEV_MMU    ] = &nv50_mmu_oclass;
 		device->oclass[NVDEV_SUBDEV_PMU    ] =  gt215_pmu_oclass;
 		device->oclass[NVDEV_SUBDEV_VOLT   ] = &nv40_volt_oclass;

drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.c

@@ -353,6 +353,7 @@ nv40_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	     struct nvkm_oclass *oclass, void *data, u32 size,
 	     struct nvkm_object **pobject)
 {
+	struct nvkm_device *device = (void *)parent;
 	struct nv40_gr *gr;
 	int ret;
 
@@ -365,7 +366,7 @@ nv40_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 
 	nv_subdev(gr)->unit = 0x00001000;
 	nv_subdev(gr)->intr = nv40_gr_intr;
-	if (nv44_gr_class(gr))
+	if (nv44_gr_class(device))
 		gr->base.func = &nv44_gr;
 	else
 		gr->base.func = &nv40_gr;

drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.h

@@ -23,10 +23,8 @@ struct nv40_gr_chan {
  * helpful to determine a number of other hardware features
  */
 static inline int
-nv44_gr_class(void *priv)
+nv44_gr_class(struct nvkm_device *device)
 {
-	struct nvkm_device *device = nv_device(priv);
-
 	if ((device->chipset & 0xf0) == 0x60)
 		return 1;
 

drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv40.c

@@ -32,9 +32,9 @@ nv40_mpeg_mthd_dma(struct nvkm_device *device, u32 mthd, u32 data)
 {
 	struct nvkm_instmem *imem = device->imem;
 	u32 inst = data << 4;
-	u32 dma0 = imem->func->rd32(imem, inst + 0);
-	u32 dma1 = imem->func->rd32(imem, inst + 4);
-	u32 dma2 = imem->func->rd32(imem, inst + 8);
+	u32 dma0 = nvkm_instmem_rd32(imem, inst + 0);
+	u32 dma1 = nvkm_instmem_rd32(imem, inst + 4);
+	u32 dma2 = nvkm_instmem_rd32(imem, inst + 8);
 	u32 base = (dma2 & 0xfffff000) | (dma0 >> 20);
 	u32 size = dma1 + 1;
 

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

@@ -168,21 +168,20 @@ nvkm_instobj_func_slow = {
 	.map = nvkm_instobj_map,
 };
 
-static int
+int
 nvkm_instobj_new(struct nvkm_instmem *imem, u32 size, u32 align, bool zero,
 		 struct nvkm_memory **pmemory)
 {
-	struct nvkm_instmem_impl *impl = (void *)imem->subdev.object.oclass;
-	struct nvkm_memory *memory;
+	struct nvkm_memory *memory = NULL;
 	struct nvkm_instobj *iobj;
 	u32 offset;
 	int ret;
 
-	ret = impl->memory_new(imem, size, align, zero, &memory);
+	ret = imem->func->memory_new(imem, size, align, zero, &memory);
 	if (ret)
 		goto done;
 
-	if (!impl->persistent) {
+	if (!imem->func->persistent) {
 		if (!(iobj = kzalloc(sizeof(*iobj), GFP_KERNEL))) {
 			ret = -ENOMEM;
 			goto done;
@@ -195,7 +194,7 @@ nvkm_instobj_new(struct nvkm_instmem *imem, u32 size, u32 align, bool zero,
 		memory = &iobj->memory;
 	}
 
-	if (!impl->zero && zero) {
+	if (!imem->func->zero && zero) {
 		void __iomem *map = nvkm_kmap(memory);
 		if (unlikely(!map)) {
 			for (offset = 0; offset < size; offset += 4)
@@ -217,13 +216,28 @@ nvkm_instobj_new(struct nvkm_instmem *imem, u32 size, u32 align, bool zero,
  * instmem subdev base implementation
  *****************************************************************************/
 
-int
-_nvkm_instmem_fini(struct nvkm_object *object, bool suspend)
+u32
+nvkm_instmem_rd32(struct nvkm_instmem *imem, u32 addr)
+{
+	return imem->func->rd32(imem, addr);
+}
+
+void
+nvkm_instmem_wr32(struct nvkm_instmem *imem, u32 addr, u32 data)
+{
+	return imem->func->wr32(imem, addr, data);
+}
+
+static int
+nvkm_instmem_fini(struct nvkm_subdev *subdev, bool suspend)
 {
-	struct nvkm_instmem *imem = (void *)object;
+	struct nvkm_instmem *imem = nvkm_instmem(subdev);
 	struct nvkm_instobj *iobj;
 	int i;
 
+	if (imem->func->fini)
+		imem->func->fini(imem);
+
 	if (suspend) {
 		list_for_each_entry(iobj, &imem->list, head) {
 			struct nvkm_memory *memory = iobj->parent;
@@ -238,19 +252,24 @@ _nvkm_instmem_fini(struct nvkm_object *object, bool suspend)
 		}
 	}
 
-	return nvkm_subdev_fini_old(&imem->subdev, suspend);
+	return 0;
 }
 
-int
-_nvkm_instmem_init(struct nvkm_object *object)
+static int
+nvkm_instmem_oneinit(struct nvkm_subdev *subdev)
 {
-	struct nvkm_instmem *imem = (void *)object;
-	struct nvkm_instobj *iobj;
-	int ret, i;
+	struct nvkm_instmem *imem = nvkm_instmem(subdev);
+	if (imem->func->oneinit)
+		return imem->func->oneinit(imem);
+	return 0;
+}
 
-	ret = nvkm_subdev_init_old(&imem->subdev);
-	if (ret)
-		return ret;
+static int
+nvkm_instmem_init(struct nvkm_subdev *subdev)
+{
+	struct nvkm_instmem *imem = nvkm_instmem(subdev);
+	struct nvkm_instobj *iobj;
+	int i;
 
 	list_for_each_entry(iobj, &imem->list, head) {
 		if (iobj->suspend) {
@@ -266,23 +285,29 @@ _nvkm_instmem_init(struct nvkm_object *object)
 	return 0;
 }
 
-int
-nvkm_instmem_create_(struct nvkm_object *parent, struct nvkm_object *engine,
-		     struct nvkm_oclass *oclass, int length, void **pobject)
+static void *
+nvkm_instmem_dtor(struct nvkm_subdev *subdev)
 {
-	struct nvkm_device *device = (void *)parent;
-	struct nvkm_instmem *imem;
-	int ret;
-
-	ret = nvkm_subdev_create_(parent, engine, oclass, 0, "INSTMEM",
-				  "instmem", length, pobject);
-	imem = *pobject;
-	if (ret)
-		return ret;
+	struct nvkm_instmem *imem = nvkm_instmem(subdev);
+	if (imem->func->dtor)
+		return imem->func->dtor(imem);
+	return imem;
+}
 
-	device->imem = imem;
+static const struct nvkm_subdev_func
+nvkm_instmem = {
+	.dtor = nvkm_instmem_dtor,
+	.oneinit = nvkm_instmem_oneinit,
+	.init = nvkm_instmem_init,
+	.fini = nvkm_instmem_fini,
+};
 
+void
+nvkm_instmem_ctor(const struct nvkm_instmem_func *func,
+		  struct nvkm_device *device, int index,
+		  struct nvkm_instmem *imem)
+{
+	nvkm_subdev_ctor(&nvkm_instmem, device, index, 0, &imem->subdev);
+	imem->func = func;
 	INIT_LIST_HEAD(&imem->list);
-	imem->alloc = nvkm_instobj_new;
-	return 0;
 }

drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c

@@ -186,7 +186,7 @@ gk20a_instobj_dtor_dma(struct gk20a_instobj *_node)
 {
 	struct gk20a_instobj_dma *node = (void *)_node;
 	struct gk20a_instmem *imem = _node->imem;
-	struct device *dev = nv_device_base(nv_device(imem));
+	struct device *dev = nv_device_base(imem->base.subdev.device);
 
 	if (unlikely(!node->cpuaddr))
 		return;
@@ -372,7 +372,7 @@ gk20a_instobj_new(struct nvkm_instmem *base, u32 size, u32 align, bool zero,
 		  struct nvkm_memory **pmemory)
 {
 	struct gk20a_instmem *imem = gk20a_instmem(base);
-	struct gk20a_instobj *node;
+	struct gk20a_instobj *node = NULL;
 	struct nvkm_subdev *subdev = &imem->base.subdev;
 	int ret;
 
@@ -389,9 +389,9 @@ gk20a_instobj_new(struct nvkm_instmem *base, u32 size, u32 align, bool zero,
 	else
 		ret = gk20a_instobj_ctor_dma(imem, size >> PAGE_SHIFT,
 					     align, &node);
+	*pmemory = node ? &node->memory : NULL;
 	if (ret)
 		return ret;
-	*pmemory = &node->memory;
 
 	nvkm_memory_ctor(&gk20a_instobj_func, &node->memory);
 	node->imem = imem;
@@ -407,29 +407,31 @@ gk20a_instobj_new(struct nvkm_instmem *base, u32 size, u32 align, bool zero,
 	return 0;
 }
 
-static int
-gk20a_instmem_fini(struct nvkm_object *object, bool suspend)
+static void
+gk20a_instmem_fini(struct nvkm_instmem *base)
 {
-	struct gk20a_instmem *imem = (void *)object;
-	imem->addr = ~0ULL;
-	return nvkm_instmem_fini(&imem->base, suspend);
+	gk20a_instmem(base)->addr = ~0ULL;
 }
 
-static int
-gk20a_instmem_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		   struct nvkm_oclass *oclass, void *data, u32 size,
-		   struct nvkm_object **pobject)
+static const struct nvkm_instmem_func
+gk20a_instmem = {
+	.fini = gk20a_instmem_fini,
+	.memory_new = gk20a_instobj_new,
+	.persistent = true,
+	.zero = false,
+};
+
+int
+gk20a_instmem_new(struct nvkm_device *device, int index,
+		 struct nvkm_instmem **pimem)
 {
-	struct nvkm_device *device = (void *)parent;
 	struct gk20a_instmem *imem;
-	int ret;
-
-	ret = nvkm_instmem_create(parent, engine, oclass, &imem);
-	*pobject = nv_object(imem);
-	if (ret)
-		return ret;
 
+	if (!(imem = kzalloc(sizeof(*imem), GFP_KERNEL)))
+		return -ENOMEM;
+	nvkm_instmem_ctor(&gk20a_instmem, device, index, &imem->base);
 	spin_lock_init(&imem->lock);
+	*pimem = &imem->base;
 
 	if (device->gpu->iommu.domain) {
 		imem->domain = device->gpu->iommu.domain;
@@ -454,17 +456,3 @@ gk20a_instmem_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 
 	return 0;
 }
-
-struct nvkm_oclass *
-gk20a_instmem_oclass = &(struct nvkm_instmem_impl) {
-	.base.handle = NV_SUBDEV(INSTMEM, 0xea),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gk20a_instmem_ctor,
-		.dtor = _nvkm_instmem_dtor,
-		.init = _nvkm_instmem_init,
-		.fini = gk20a_instmem_fini,
-	},
-	.memory_new = gk20a_instobj_new,
-	.persistent = true,
-	.zero = false,
-}.base;

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

@@ -150,40 +150,13 @@ nv04_instmem_wr32(struct nvkm_instmem *imem, u32 addr, u32 data)
 	nvkm_wr32(imem->subdev.device, 0x700000 + addr, data);
 }
 
-static void
-nv04_instmem_dtor(struct nvkm_object *object)
-{
-	struct nv04_instmem *imem = (void *)object;
-	nvkm_memory_del(&imem->base.ramfc);
-	nvkm_memory_del(&imem->base.ramro);
-	nvkm_ramht_del(&imem->base.ramht);
-	nvkm_memory_del(&imem->base.vbios);
-	nvkm_mm_fini(&imem->heap);
-	nvkm_instmem_destroy(&imem->base);
-}
-
-static const struct nvkm_instmem_func
-nv04_instmem_func = {
-	.rd32 = nv04_instmem_rd32,
-	.wr32 = nv04_instmem_wr32,
-};
-
 static int
-nv04_instmem_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		  struct nvkm_oclass *oclass, void *data, u32 size,
-		  struct nvkm_object **pobject)
+nv04_instmem_oneinit(struct nvkm_instmem *base)
 {
-	struct nvkm_device *device = (void *)parent;
-	struct nv04_instmem *imem;
+	struct nv04_instmem *imem = nv04_instmem(base);
+	struct nvkm_device *device = imem->base.subdev.device;
 	int ret;
 
-	ret = nvkm_instmem_create(parent, engine, oclass, &imem);
-	*pobject = nv_object(imem);
-	if (ret)
-		return ret;
-
-	imem->base.func = &nv04_instmem_func;
-
 	/* PRAMIN aperture maps over the end of VRAM, reserve it */
 	imem->base.reserved = 512 * 1024;
 
@@ -217,16 +190,38 @@ nv04_instmem_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	return 0;
 }
 
-struct nvkm_oclass *
-nv04_instmem_oclass = &(struct nvkm_instmem_impl) {
-	.base.handle = NV_SUBDEV(INSTMEM, 0x04),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv04_instmem_ctor,
-		.dtor = nv04_instmem_dtor,
-		.init = _nvkm_instmem_init,
-		.fini = _nvkm_instmem_fini,
-	},
+static void *
+nv04_instmem_dtor(struct nvkm_instmem *base)
+{
+	struct nv04_instmem *imem = nv04_instmem(base);
+	nvkm_memory_del(&imem->base.ramfc);
+	nvkm_memory_del(&imem->base.ramro);
+	nvkm_ramht_del(&imem->base.ramht);
+	nvkm_memory_del(&imem->base.vbios);
+	nvkm_mm_fini(&imem->heap);
+	return imem;
+}
+
+static const struct nvkm_instmem_func
+nv04_instmem = {
+	.dtor = nv04_instmem_dtor,
+	.oneinit = nv04_instmem_oneinit,
+	.rd32 = nv04_instmem_rd32,
+	.wr32 = nv04_instmem_wr32,
 	.memory_new = nv04_instobj_new,
 	.persistent = false,
 	.zero = false,
-}.base;
+};
+
+int
+nv04_instmem_new(struct nvkm_device *device, int index,
+		 struct nvkm_instmem **pimem)
+{
+	struct nv04_instmem *imem;
+
+	if (!(imem = kzalloc(sizeof(*imem), GFP_KERNEL)))
+		return -ENOMEM;
+	nvkm_instmem_ctor(&nv04_instmem, device, index, &imem->base);
+	*pimem = &imem->base;
+	return 0;
+}

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

@@ -138,67 +138,23 @@ nv40_instobj_new(struct nvkm_instmem *base, u32 size, u32 align, bool zero,
  *****************************************************************************/
 
 static u32
-nv40_instmem_rd32(struct nvkm_instmem *obj, u32 addr)
+nv40_instmem_rd32(struct nvkm_instmem *base, u32 addr)
 {
-	struct nv40_instmem *imem = container_of(obj, typeof(*imem), base);
-	return ioread32_native(imem->iomem + addr);
+	return ioread32_native(nv40_instmem(base)->iomem + addr);
 }
 
 static void
-nv40_instmem_wr32(struct nvkm_instmem *obj, u32 addr, u32 data)
+nv40_instmem_wr32(struct nvkm_instmem *base, u32 addr, u32 data)
 {
-	struct nv40_instmem *imem = container_of(obj, typeof(*imem), base);
-	iowrite32_native(data, imem->iomem + addr);
+	iowrite32_native(data, nv40_instmem(base)->iomem + addr);
 }
 
-static void
-nv40_instmem_dtor(struct nvkm_object *object)
-{
-	struct nv40_instmem *imem = (void *)object;
-	nvkm_memory_del(&imem->base.ramfc);
-	nvkm_memory_del(&imem->base.ramro);
-	nvkm_ramht_del(&imem->base.ramht);
-	nvkm_memory_del(&imem->base.vbios);
-	nvkm_mm_fini(&imem->heap);
-	if (imem->iomem)
-		iounmap(imem->iomem);
-	nvkm_instmem_destroy(&imem->base);
-}
-
-static const struct nvkm_instmem_func
-nv40_instmem_func = {
-	.rd32 = nv40_instmem_rd32,
-	.wr32 = nv40_instmem_wr32,
-};
-
 static int
-nv40_instmem_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		  struct nvkm_oclass *oclass, void *data, u32 size,
-		  struct nvkm_object **pobject)
+nv40_instmem_oneinit(struct nvkm_instmem *base)
 {
-	struct nvkm_device *device = (void *)parent;
-	struct nv40_instmem *imem;
-	int ret, bar, vs;
-
-	ret = nvkm_instmem_create(parent, engine, oclass, &imem);
-	*pobject = nv_object(imem);
-	if (ret)
-		return ret;
-
-	imem->base.func = &nv40_instmem_func;
-
-	/* map bar */
-	if (nv_device_resource_len(device, 2))
-		bar = 2;
-	else
-		bar = 3;
-
-	imem->iomem = ioremap(nv_device_resource_start(device, bar),
-			      nv_device_resource_len(device, bar));
-	if (!imem->iomem) {
-		nvkm_error(&imem->base.subdev, "unable to map PRAMIN BAR\n");
-		return -EFAULT;
-	}
+	struct nv40_instmem *imem = nv40_instmem(base);
+	struct nvkm_device *device = imem->base.subdev.device;
+	int ret, vs;
 
 	/* PRAMIN aperture maps over the end of vram, reserve enough space
 	 * to fit graphics contexts for every channel, the magics come
@@ -207,13 +163,12 @@ nv40_instmem_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	vs = hweight8((nvkm_rd32(device, 0x001540) & 0x0000ff00) >> 8);
 	if      (device->chipset == 0x40) imem->base.reserved = 0x6aa0 * vs;
 	else if (device->chipset  < 0x43) imem->base.reserved = 0x4f00 * vs;
-	else if (nv44_gr_class(imem))     imem->base.reserved = 0x4980 * vs;
+	else if (nv44_gr_class(device))   imem->base.reserved = 0x4980 * vs;
 	else				  imem->base.reserved = 0x4a40 * vs;
 	imem->base.reserved += 16 * 1024;
 	imem->base.reserved *= 32;		/* per-channel */
 	imem->base.reserved += 512 * 1024;	/* pci(e)gart table */
 	imem->base.reserved += 512 * 1024;	/* object storage */
-
 	imem->base.reserved = round_up(imem->base.reserved, 4096);
 
 	ret = nvkm_mm_init(&imem->heap, 0, imem->base.reserved, 1);
@@ -250,16 +205,55 @@ nv40_instmem_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	return 0;
 }
 
-struct nvkm_oclass *
-nv40_instmem_oclass = &(struct nvkm_instmem_impl) {
-	.base.handle = NV_SUBDEV(INSTMEM, 0x40),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv40_instmem_ctor,
-		.dtor = nv40_instmem_dtor,
-		.init = _nvkm_instmem_init,
-		.fini = _nvkm_instmem_fini,
-	},
+static void *
+nv40_instmem_dtor(struct nvkm_instmem *base)
+{
+	struct nv40_instmem *imem = nv40_instmem(base);
+	nvkm_memory_del(&imem->base.ramfc);
+	nvkm_memory_del(&imem->base.ramro);
+	nvkm_ramht_del(&imem->base.ramht);
+	nvkm_memory_del(&imem->base.vbios);
+	nvkm_mm_fini(&imem->heap);
+	if (imem->iomem)
+		iounmap(imem->iomem);
+	return imem;
+}
+
+static const struct nvkm_instmem_func
+nv40_instmem = {
+	.dtor = nv40_instmem_dtor,
+	.oneinit = nv40_instmem_oneinit,
+	.rd32 = nv40_instmem_rd32,
+	.wr32 = nv40_instmem_wr32,
 	.memory_new = nv40_instobj_new,
 	.persistent = false,
 	.zero = false,
-}.base;
+};
+
+int
+nv40_instmem_new(struct nvkm_device *device, int index,
+		 struct nvkm_instmem **pimem)
+{
+	struct nv40_instmem *imem;
+	int bar;
+
+	if (!(imem = kzalloc(sizeof(*imem), GFP_KERNEL)))
+		return -ENOMEM;
+	nvkm_instmem_ctor(&nv40_instmem, device, index, &imem->base);
+	*pimem = &imem->base;
+
+	/* map bar */
+	if (nv_device_resource_len(device, 2))
+		bar = 2;
+	else
+		bar = 3;
+
+	imem->iomem = ioremap(nv_device_resource_start(device, bar),
+			      nv_device_resource_len(device, bar));
+	if (!imem->iomem) {
+		nvkm_error(&imem->base.subdev, "unable to map PRAMIN BAR\n");
+		return -EFAULT;
+	}
+
+	return 0;
+}

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

@@ -220,41 +220,30 @@ nv50_instobj_new(struct nvkm_instmem *base, u32 size, u32 align, bool zero,
  * instmem subdev implementation
  *****************************************************************************/
 
-static int
-nv50_instmem_fini(struct nvkm_object *object, bool suspend)
+static void
+nv50_instmem_fini(struct nvkm_instmem *base)
 {
-	struct nv50_instmem *imem = (void *)object;
-	imem->addr = ~0ULL;
-	return nvkm_instmem_fini(&imem->base, suspend);
+	nv50_instmem(base)->addr = ~0ULL;
 }
 
-static int
-nv50_instmem_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		  struct nvkm_oclass *oclass, void *data, u32 size,
-		  struct nvkm_object **pobject)
+static const struct nvkm_instmem_func
+nv50_instmem = {
+	.fini = nv50_instmem_fini,
+	.memory_new = nv50_instobj_new,
+	.persistent = false,
+	.zero = false,
+};
+
+int
+nv50_instmem_new(struct nvkm_device *device, int index,
+		 struct nvkm_instmem **pimem)
 {
 	struct nv50_instmem *imem;
-	int ret;
-
-	ret = nvkm_instmem_create(parent, engine, oclass, &imem);
-	*pobject = nv_object(imem);
-	if (ret)
-		return ret;
 
+	if (!(imem = kzalloc(sizeof(*imem), GFP_KERNEL)))
+		return -ENOMEM;
+	nvkm_instmem_ctor(&nv50_instmem, device, index, &imem->base);
 	spin_lock_init(&imem->lock);
+	*pimem = &imem->base;
 	return 0;
 }
-
-struct nvkm_oclass *
-nv50_instmem_oclass = &(struct nvkm_instmem_impl) {
-	.base.handle = NV_SUBDEV(INSTMEM, 0x50),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv50_instmem_ctor,
-		.dtor = _nvkm_instmem_dtor,
-		.init = _nvkm_instmem_init,
-		.fini = nv50_instmem_fini,
-	},
-	.memory_new = nv50_instobj_new,
-	.persistent = false,
-	.zero = false,
-}.base;

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

 #ifndef __NVKM_INSTMEM_PRIV_H__
 #define __NVKM_INSTMEM_PRIV_H__
+#define nvkm_instmem(p) container_of((p), struct nvkm_instmem, subdev)
 #include <subdev/instmem.h>
 
-struct nvkm_instmem_impl {
-	struct nvkm_oclass base;
+struct nvkm_instmem_func {
+	void *(*dtor)(struct nvkm_instmem *);
+	int (*oneinit)(struct nvkm_instmem *);
+	void (*fini)(struct nvkm_instmem *);
+	u32  (*rd32)(struct nvkm_instmem *, u32 addr);
+	void (*wr32)(struct nvkm_instmem *, u32 addr, u32 data);
 	int (*memory_new)(struct nvkm_instmem *, u32 size, u32 align,
 			  bool zero, struct nvkm_memory **);
 	bool persistent;
 	bool zero;
 };
 
-#define nvkm_instmem_create(p,e,o,d)                                        \
-	nvkm_instmem_create_((p), (e), (o), sizeof(**d), (void **)d)
-#define nvkm_instmem_destroy(p)                                             \
-	nvkm_subdev_destroy(&(p)->subdev)
-#define nvkm_instmem_init(p) ({                                             \
-	struct nvkm_instmem *_imem = (p);                                    \
-	_nvkm_instmem_init(nv_object(_imem));                                \
-})
-#define nvkm_instmem_fini(p,s) ({                                           \
-	struct nvkm_instmem *_imem = (p);                                    \
-	_nvkm_instmem_fini(nv_object(_imem), (s));                           \
-})
-
-int nvkm_instmem_create_(struct nvkm_object *, struct nvkm_object *,
-			    struct nvkm_oclass *, int, void **);
-#define _nvkm_instmem_dtor _nvkm_subdev_dtor
-int _nvkm_instmem_init(struct nvkm_object *);
-int _nvkm_instmem_fini(struct nvkm_object *, bool);
+void nvkm_instmem_ctor(const struct nvkm_instmem_func *, struct nvkm_device *,
+		       int index, struct nvkm_instmem *);
 #endif