drm/nouveau/xtensa: convert user classes to new-style nvkm_object

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

drivers/gpu/drm/nouveau/include/nvif/class.h

@@ -45,6 +45,8 @@
 #define GM107_DISP                                                   0x00009470
 #define GM204_DISP                                                   0x00009570
 
+#define NV74_VP2                                                     0x00007476
+
 #define NV50_DISP_CURSOR                                             0x0000507a
 #define G82_DISP_CURSOR                                              0x0000827a
 #define GT214_DISP_CURSOR                                            0x0000857a
@@ -94,6 +96,8 @@
 #define MAXWELL_A                                                    0x0000b097
 #define MAXWELL_B                                                    0x0000b197
 
+#define NV74_BSP                                                     0x000074b0
+
 #define GT212_MSVLD                                                  0x000085b1
 #define IGT21A_MSVLD                                                 0x000086b1
 #define G98_MSVLD                                                    0x000088b1

drivers/gpu/drm/nouveau/include/nvkm/engine/bsp.h

@@ -1,5 +1,5 @@
 #ifndef __NVKM_BSP_H__
 #define __NVKM_BSP_H__
-#include <core/engine.h>
+#include <engine/xtensa.h>
 extern struct nvkm_oclass g84_bsp_oclass;
 #endif

drivers/gpu/drm/nouveau/include/nvkm/engine/vp.h

@@ -1,5 +1,5 @@
 #ifndef __NVKM_VP_H__
 #define __NVKM_VP_H__
-#include <core/engine.h>
+#include <engine/xtensa.h>
 extern struct nvkm_oclass g84_vp_oclass;
 #endif

drivers/gpu/drm/nouveau/include/nvkm/engine/xtensa.h

@@ -1,9 +1,11 @@
 #ifndef __NVKM_XTENSA_H__
 #define __NVKM_XTENSA_H__
+#define nvkm_xtensa(p) container_of((p), struct nvkm_xtensa, engine)
 #include <core/engine.h>
 
 struct nvkm_xtensa {
 	struct nvkm_engine engine;
+	const struct nvkm_xtensa_func *func;
 
 	u32 addr;
 	struct nvkm_memory *gpu_fw;
@@ -11,16 +13,15 @@ struct nvkm_xtensa {
 	u32 unkd28;
 };
 
+struct nvkm_xtensa_func {
+	void (*init)(struct nvkm_xtensa *);
+	struct nvkm_sclass sclass[];
+};
+
 #define nvkm_xtensa_create(p,e,c,b,d,i,f,r)				\
 	nvkm_xtensa_create_((p), (e), (c), (b), (d), (i), (f),	\
 			       sizeof(**r),(void **)r)
 
-int _nvkm_xtensa_engctx_ctor(struct nvkm_object *,
-				struct nvkm_object *,
-				struct nvkm_oclass *, void *, u32,
-				struct nvkm_object **);
-
-void _nvkm_xtensa_intr(struct nvkm_subdev *);
 int nvkm_xtensa_create_(struct nvkm_object *,
 			   struct nvkm_object *,
 			   struct nvkm_oclass *, u32, bool,

drivers/gpu/drm/nouveau/nvkm/engine/bsp/g84.c

@@ -22,41 +22,17 @@
  * Authors: Ben Skeggs, Ilia Mirkin
  */
 #include <engine/bsp.h>
-#include <engine/xtensa.h>
 
-#include <core/engctx.h>
+#include <nvif/class.h>
 
-/*******************************************************************************
- * BSP object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-g84_bsp_sclass[] = {
-	{ 0x74b0, &nvkm_object_ofuncs },
-	{},
+static const struct nvkm_xtensa_func
+g84_bsp_func = {
+	.sclass = {
+		{ -1, -1, NV74_BSP },
+		{}
+	}
 };
 
-/*******************************************************************************
- * BSP context
- ******************************************************************************/
-
-static struct nvkm_oclass
-g84_bsp_cclass = {
-	.handle = NV_ENGCTX(BSP, 0x84),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = _nvkm_xtensa_engctx_ctor,
-		.dtor = _nvkm_engctx_dtor,
-		.init = _nvkm_engctx_init,
-		.fini = _nvkm_engctx_fini,
-		.rd32 = _nvkm_engctx_rd32,
-		.wr32 = _nvkm_engctx_wr32,
-	},
-};
-
-/*******************************************************************************
- * BSP engine/subdev functions
- ******************************************************************************/
-
 static int
 g84_bsp_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	     struct nvkm_oclass *oclass, void *data, u32 size,
@@ -71,9 +47,8 @@ g84_bsp_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	if (ret)
 		return ret;
 
+	bsp->func = &g84_bsp_func;
 	nv_subdev(bsp)->unit = 0x04008000;
-	nv_engine(bsp)->cclass = &g84_bsp_cclass;
-	nv_engine(bsp)->sclass = g84_bsp_sclass;
 	bsp->fifo_val = 0x1111;
 	bsp->unkd28 = 0x90044;
 	return 0;

drivers/gpu/drm/nouveau/nvkm/engine/vp/g84.c

@@ -22,41 +22,17 @@
  * Authors: Ben Skeggs, Ilia Mirkin
  */
 #include <engine/vp.h>
-#include <engine/xtensa.h>
 
-#include <core/engctx.h>
+#include <nvif/class.h>
 
-/*******************************************************************************
- * VP object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-g84_vp_sclass[] = {
-	{ 0x7476, &nvkm_object_ofuncs },
-	{},
+static const struct nvkm_xtensa_func
+g84_vp_func = {
+	.sclass = {
+		{ -1, -1, NV74_VP2 },
+		{}
+	}
 };
 
-/*******************************************************************************
- * PVP context
- ******************************************************************************/
-
-static struct nvkm_oclass
-g84_vp_cclass = {
-	.handle = NV_ENGCTX(VP, 0x84),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = _nvkm_xtensa_engctx_ctor,
-		.dtor = _nvkm_engctx_dtor,
-		.init = _nvkm_engctx_init,
-		.fini = _nvkm_engctx_fini,
-		.rd32 = _nvkm_engctx_rd32,
-		.wr32 = _nvkm_engctx_wr32,
-	},
-};
-
-/*******************************************************************************
- * PVP engine/subdev functions
- ******************************************************************************/
-
 static int
 g84_vp_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	    struct nvkm_oclass *oclass, void *data, u32 size,
@@ -71,9 +47,8 @@ g84_vp_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	if (ret)
 		return ret;
 
+	vp->func = &g84_vp_func;
 	nv_subdev(vp)->unit = 0x01020000;
-	nv_engine(vp)->cclass = &g84_vp_cclass;
-	nv_engine(vp)->sclass = g84_vp_sclass;
 	vp->fifo_val = 0x111;
 	vp->unkd28 = 0x9c544;
 	return 0;

drivers/gpu/drm/nouveau/nvkm/engine/xtensa.c

@@ -20,23 +20,37 @@
  * OTHER DEALINGS IN THE SOFTWARE.
  */
 #include <engine/xtensa.h>
+#include <engine/fifo.h>
 
-#include <core/engctx.h>
-
-int
-_nvkm_xtensa_engctx_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-			 struct nvkm_oclass *oclass, void *data, u32 size,
-			 struct nvkm_object **pobject)
+static int
+nvkm_xtensa_oclass_get(struct nvkm_oclass *oclass, int index)
 {
-	struct nvkm_engctx *engctx;
-	int ret;
+	struct nvkm_xtensa *xtensa = nvkm_xtensa(oclass->engine);
+	int c = 0;
+
+	while (xtensa->func->sclass[c].oclass) {
+		if (c++ == index) {
+			oclass->base = xtensa->func->sclass[index];
+			return index;
+		}
+	}
 
-	ret = nvkm_engctx_create(parent, engine, oclass, NULL, 0x10000, 0x1000,
-				 NVOBJ_FLAG_ZERO_ALLOC, &engctx);
-	*pobject = nv_object(engctx);
-	return ret;
+	return c;
 }
 
+static int
+nvkm_xtensa_cclass_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent,
+			int align, struct nvkm_gpuobj **pgpuobj)
+{
+	return nvkm_gpuobj_new(object->engine->subdev.device, 0x10000, align,
+			       true, parent, pgpuobj);
+}
+
+static const struct nvkm_object_func
+nvkm_xtensa_cclass = {
+	.bind = nvkm_xtensa_cclass_bind,
+};
+
 void
 _nvkm_xtensa_intr(struct nvkm_subdev *subdev)
 {
@@ -58,6 +72,12 @@ _nvkm_xtensa_intr(struct nvkm_subdev *subdev)
 	}
 }
 
+static const struct nvkm_engine_func
+nvkm_xtensa = {
+	.fifo.sclass = nvkm_xtensa_oclass_get,
+	.cclass = &nvkm_xtensa_cclass,
+};
+
 int
 nvkm_xtensa_create_(struct nvkm_object *parent, struct nvkm_object *engine,
 		    struct nvkm_oclass *oclass, u32 addr, bool enable,
@@ -73,7 +93,8 @@ nvkm_xtensa_create_(struct nvkm_object *parent, struct nvkm_object *engine,
 	if (ret)
 		return ret;
 
-	nv_subdev(xtensa)->intr = _nvkm_xtensa_intr;
+	xtensa->engine.subdev.intr = _nvkm_xtensa_intr;
+	xtensa->engine.func = &nvkm_xtensa;
 	xtensa->addr = addr;
 	return 0;
 }