drm/nouveau/fifo/gk104-: group pbdma functions together

We're about to be adding more of them.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

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

@@ -249,6 +249,10 @@ gk104_fifo_runlist = {
 	.commit = gk104_fifo_runlist_commit,
 };
 
+const struct gk104_fifo_pbdma_func
+gk104_fifo_pbdma = {
+};
+
 static void
 gk104_fifo_recover_work(struct work_struct *w)
 {
@@ -1004,8 +1008,8 @@ gk104_fifo_init(struct nvkm_fifo *base)
 
 	nvkm_wr32(device, 0x002254, 0x10000000 | fifo->user.bar->addr >> 12);
 
-	if (fifo->func->init_pbdma_timeout)
-		fifo->func->init_pbdma_timeout(fifo);
+	if (fifo->func->pbdma->init_timeout)
+		fifo->func->pbdma->init_timeout(fifo);
 
 	nvkm_wr32(device, 0x002100, 0xffffffff);
 	nvkm_wr32(device, 0x002140, 0x7fffffff);
@@ -1184,6 +1188,7 @@ gk104_fifo_fault_gpcclient[] = {
 
 static const struct gk104_fifo_func
 gk104_fifo = {
+	.pbdma = &gk104_fifo_pbdma,
 	.fault.access = gk104_fifo_fault_access,
 	.fault.engine = gk104_fifo_fault_engine,
 	.fault.reason = gk104_fifo_fault_reason,

drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h

@@ -45,7 +45,9 @@ struct gk104_fifo {
 };
 
 struct gk104_fifo_func {
-	void (*init_pbdma_timeout)(struct gk104_fifo *);
+	const struct gk104_fifo_pbdma_func {
+		void (*init_timeout)(struct gk104_fifo *);
+	} *pbdma;
 
 	struct {
 		const struct nvkm_enum *access;
@@ -85,6 +87,7 @@ void gk104_fifo_runlist_insert(struct gk104_fifo *, struct gk104_fifo_chan *);
 void gk104_fifo_runlist_remove(struct gk104_fifo *, struct gk104_fifo_chan *);
 void gk104_fifo_runlist_update(struct gk104_fifo *, int runl);
 
+extern const struct gk104_fifo_pbdma_func gk104_fifo_pbdma;
 extern const struct nvkm_enum gk104_fifo_fault_access[];
 extern const struct nvkm_enum gk104_fifo_fault_engine[];
 extern const struct nvkm_enum gk104_fifo_fault_reason[];
@@ -100,7 +103,8 @@ extern const struct gk104_fifo_runlist_func gk110_fifo_runlist;
 void gk110_fifo_runlist_cgrp(struct nvkm_fifo_cgrp *,
 			     struct nvkm_memory *, u32);
 
-void gk208_fifo_init_pbdma_timeout(struct gk104_fifo *);
+extern const struct gk104_fifo_pbdma_func gk208_fifo_pbdma;
+void gk208_fifo_pbdma_init_timeout(struct gk104_fifo *);
 
 extern const struct nvkm_enum gm107_fifo_fault_engine[];
 extern const struct gk104_fifo_runlist_func gm107_fifo_runlist;

drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk110.c

@@ -48,6 +48,7 @@ gk110_fifo_runlist = {
 
 static const struct gk104_fifo_func
 gk110_fifo = {
+	.pbdma = &gk104_fifo_pbdma,
 	.fault.access = gk104_fifo_fault_access,
 	.fault.engine = gk104_fifo_fault_engine,
 	.fault.reason = gk104_fifo_fault_reason,

drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk208.c

@@ -27,7 +27,7 @@
 #include <nvif/class.h>
 
 void
-gk208_fifo_init_pbdma_timeout(struct gk104_fifo *fifo)
+gk208_fifo_pbdma_init_timeout(struct gk104_fifo *fifo)
 {
 	struct nvkm_device *device = fifo->base.engine.subdev.device;
 	int i;
@@ -36,9 +36,14 @@ gk208_fifo_init_pbdma_timeout(struct gk104_fifo *fifo)
 		nvkm_wr32(device, 0x04012c + (i * 0x2000), 0x0000ffff);
 }
 
+const struct gk104_fifo_pbdma_func
+gk208_fifo_pbdma = {
+	.init_timeout = gk208_fifo_pbdma_init_timeout,
+};
+
 static const struct gk104_fifo_func
 gk208_fifo = {
-	.init_pbdma_timeout = gk208_fifo_init_pbdma_timeout,
+	.pbdma = &gk208_fifo_pbdma,
 	.fault.access = gk104_fifo_fault_access,
 	.fault.engine = gk104_fifo_fault_engine,
 	.fault.reason = gk104_fifo_fault_reason,

drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk20a.c

@@ -26,7 +26,7 @@
 
 static const struct gk104_fifo_func
 gk20a_fifo = {
-	.init_pbdma_timeout = gk208_fifo_init_pbdma_timeout,
+	.pbdma = &gk208_fifo_pbdma,
 	.fault.access = gk104_fifo_fault_access,
 	.fault.engine = gk104_fifo_fault_engine,
 	.fault.reason = gk104_fifo_fault_reason,

drivers/gpu/drm/nouveau/nvkm/engine/fifo/gm107.c

@@ -69,7 +69,7 @@ gm107_fifo_fault_engine[] = {
 
 static const struct gk104_fifo_func
 gm107_fifo = {
-	.init_pbdma_timeout = gk208_fifo_init_pbdma_timeout,
+	.pbdma = &gk208_fifo_pbdma,
 	.fault.access = gk104_fifo_fault_access,
 	.fault.engine = gm107_fifo_fault_engine,
 	.fault.reason = gk104_fifo_fault_reason,

drivers/gpu/drm/nouveau/nvkm/engine/fifo/gm200.c

@@ -28,7 +28,7 @@
 
 static const struct gk104_fifo_func
 gm200_fifo = {
-	.init_pbdma_timeout = gk208_fifo_init_pbdma_timeout,
+	.pbdma = &gk208_fifo_pbdma,
 	.fault.access = gk104_fifo_fault_access,
 	.fault.engine = gm107_fifo_fault_engine,
 	.fault.reason = gk104_fifo_fault_reason,

drivers/gpu/drm/nouveau/nvkm/engine/fifo/gm20b.c

@@ -26,7 +26,7 @@
 
 static const struct gk104_fifo_func
 gm20b_fifo = {
-	.init_pbdma_timeout = gk208_fifo_init_pbdma_timeout,
+	.pbdma = &gk208_fifo_pbdma,
 	.fault.access = gk104_fifo_fault_access,
 	.fault.engine = gm107_fifo_fault_engine,
 	.fault.reason = gk104_fifo_fault_reason,

drivers/gpu/drm/nouveau/nvkm/engine/fifo/gp100.c

@@ -52,7 +52,7 @@ gp100_fifo_fault_engine[] = {
 
 static const struct gk104_fifo_func
 gp100_fifo = {
-	.init_pbdma_timeout = gk208_fifo_init_pbdma_timeout,
+	.pbdma = &gk208_fifo_pbdma,
 	.fault.access = gk104_fifo_fault_access,
 	.fault.engine = gp100_fifo_fault_engine,
 	.fault.reason = gk104_fifo_fault_reason,

drivers/gpu/drm/nouveau/nvkm/engine/fifo/gp10b.c

@@ -26,7 +26,7 @@
 
 static const struct gk104_fifo_func
 gp10b_fifo = {
-	.init_pbdma_timeout = gk208_fifo_init_pbdma_timeout,
+	.pbdma = &gk208_fifo_pbdma,
 	.fault.access = gk104_fifo_fault_access,
 	.fault.engine = gp100_fifo_fault_engine,
 	.fault.reason = gk104_fifo_fault_reason,

drivers/gpu/drm/nouveau/nvkm/engine/fifo/gv100.c

@@ -288,7 +288,7 @@ gv100_fifo_fault_access[] = {
 
 static const struct gk104_fifo_func
 gv100_fifo = {
-	.init_pbdma_timeout = gk208_fifo_init_pbdma_timeout,
+	.pbdma = &gk208_fifo_pbdma,
 	.fault.access = gv100_fifo_fault_access,
 	.fault.engine = gv100_fifo_fault_engine,
 	.fault.reason = gv100_fifo_fault_reason,