drm/nouveau/bus: switch to instanced constructor

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>

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

@@ -60,7 +60,6 @@ struct nvkm_device {
 		struct notifier_block nb;
 	} acpi;
 
-	struct nvkm_bus *bus;
 	struct nvkm_clk *clk;
 	struct nvkm_devinit *devinit;
 	struct nvkm_fault *fault;
@@ -145,7 +144,6 @@ struct nvkm_device_chip {
 #include <core/layout.h>
 #undef NVKM_LAYOUT_INST
 #undef NVKM_LAYOUT_ONCE
-	int (*bus     )(struct nvkm_device *, int idx, struct nvkm_bus **);
 	int (*clk     )(struct nvkm_device *, int idx, struct nvkm_clk **);
 	int (*devinit )(struct nvkm_device *, int idx, struct nvkm_devinit **);
 	int (*fault   )(struct nvkm_device *, int idx, struct nvkm_fault **);

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

 /* SPDX-License-Identifier: MIT */
 NVKM_LAYOUT_ONCE(NVKM_SUBDEV_VBIOS   , struct nvkm_bios    ,     bios)
+NVKM_LAYOUT_ONCE(NVKM_SUBDEV_BUS     , struct nvkm_bus     ,      bus)
 NVKM_LAYOUT_ONCE(NVKM_SUBDEV_BAR     , struct nvkm_bar     ,      bar)
 NVKM_LAYOUT_ONCE(NVKM_SUBDEV_ACR     , struct nvkm_acr     ,      acr)

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

@@ -18,9 +18,9 @@ void nvkm_hwsq_wait(struct nvkm_hwsq *, u8 flag, u8 data);
 void nvkm_hwsq_wait_vblank(struct nvkm_hwsq *);
 void nvkm_hwsq_nsec(struct nvkm_hwsq *, u32 nsec);
 
-int nv04_bus_new(struct nvkm_device *, int, struct nvkm_bus **);
-int nv31_bus_new(struct nvkm_device *, int, struct nvkm_bus **);
-int nv50_bus_new(struct nvkm_device *, int, struct nvkm_bus **);
-int g94_bus_new(struct nvkm_device *, int, struct nvkm_bus **);
-int gf100_bus_new(struct nvkm_device *, int, struct nvkm_bus **);
+int nv04_bus_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_bus **);
+int nv31_bus_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_bus **);
+int nv50_bus_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_bus **);
+int g94_bus_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_bus **);
+int gf100_bus_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_bus **);
 #endif

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

@@ -33,7 +33,6 @@ nvkm_subdev_type[NVKM_SUBDEV_NR] = {
 #include <core/layout.h>
 #undef NVKM_LAYOUT_ONCE
 #undef NVKM_LAYOUT_INST
-	[NVKM_SUBDEV_BUS     ] = "bus",
 	[NVKM_SUBDEV_CLK     ] = "clk",
 	[NVKM_SUBDEV_DEVINIT ] = "devinit",
 	[NVKM_SUBDEV_FAULT   ] = "fault",

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

@@ -53,12 +53,12 @@ nvkm_bus = {
 
 int
 nvkm_bus_new_(const struct nvkm_bus_func *func, struct nvkm_device *device,
-	      int index, struct nvkm_bus **pbus)
+	      enum nvkm_subdev_type type, int inst, struct nvkm_bus **pbus)
 {
 	struct nvkm_bus *bus;
 	if (!(bus = *pbus = kzalloc(sizeof(*bus), GFP_KERNEL)))
 		return -ENOMEM;
-	nvkm_subdev_ctor(&nvkm_bus, device, index, &bus->subdev);
+	nvkm_subdev_ctor(&nvkm_bus, device, type, inst, &bus->subdev);
 	bus->func = func;
 	return 0;
 }

drivers/gpu/drm/nouveau/nvkm/subdev/bus/g94.c

@@ -58,7 +58,8 @@ g94_bus = {
 };
 
 int
-g94_bus_new(struct nvkm_device *device, int index, struct nvkm_bus **pbus)
+g94_bus_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+	    struct nvkm_bus **pbus)
 {
-	return nvkm_bus_new_(&g94_bus, device, index, pbus);
+	return nvkm_bus_new_(&g94_bus, device, type, inst, pbus);
 }

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

@@ -69,7 +69,8 @@ gf100_bus = {
 };
 
 int
-gf100_bus_new(struct nvkm_device *device, int index, struct nvkm_bus **pbus)
+gf100_bus_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+	      struct nvkm_bus **pbus)
 {
-	return nvkm_bus_new_(&gf100_bus, device, index, pbus);
+	return nvkm_bus_new_(&gf100_bus, device, type, inst, pbus);
 }

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

@@ -68,7 +68,8 @@ nv04_bus = {
 };
 
 int
-nv04_bus_new(struct nvkm_device *device, int index, struct nvkm_bus **pbus)
+nv04_bus_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+	     struct nvkm_bus **pbus)
 {
-	return nvkm_bus_new_(&nv04_bus, device, index, pbus);
+	return nvkm_bus_new_(&nv04_bus, device, type, inst, pbus);
 }

drivers/gpu/drm/nouveau/nvkm/subdev/bus/nv31.c

@@ -82,7 +82,8 @@ nv31_bus = {
 };
 
 int
-nv31_bus_new(struct nvkm_device *device, int index, struct nvkm_bus **pbus)
+nv31_bus_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+	     struct nvkm_bus **pbus)
 {
-	return nvkm_bus_new_(&nv31_bus, device, index, pbus);
+	return nvkm_bus_new_(&nv31_bus, device, type, inst, pbus);
 }

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

@@ -99,7 +99,8 @@ nv50_bus = {
 };
 
 int
-nv50_bus_new(struct nvkm_device *device, int index, struct nvkm_bus **pbus)
+nv50_bus_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+	     struct nvkm_bus **pbus)
 {
-	return nvkm_bus_new_(&nv50_bus, device, index, pbus);
+	return nvkm_bus_new_(&nv50_bus, device, type, inst, pbus);
 }

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

@@ -11,7 +11,7 @@ struct nvkm_bus_func {
 	u32 hwsq_size;
 };
 
-int nvkm_bus_new_(const struct nvkm_bus_func *, struct nvkm_device *, int,
+int nvkm_bus_new_(const struct nvkm_bus_func *, struct nvkm_device *, enum nvkm_subdev_type, int,
 		  struct nvkm_bus **);
 
 void nv50_bus_init(struct nvkm_bus *);