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      1 /*	$NetBSD: nouveau_nvkm_engine_fifo_usergv100.c,v 1.3 2021/12/19 10:51:57 riastradh Exp $	*/
      2 
      3 /*
      4  * Copyright 2018 Red Hat Inc.
      5  *
      6  * Permission is hereby granted, free of charge, to any person obtaining a
      7  * copy of this software and associated documentation files (the "Software"),
      8  * to deal in the Software without restriction, including without limitation
      9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
     10  * and/or sell copies of the Software, and to permit persons to whom the
     11  * Software is furnished to do so, subject to the following conditions:
     12  *
     13  * The above copyright notice and this permission notice shall be included in
     14  * all copies or substantial portions of the Software.
     15  *
     16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     19  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
     20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     22  * OTHER DEALINGS IN THE SOFTWARE.
     23  */
     24 #include <sys/cdefs.h>
     25 __KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_engine_fifo_usergv100.c,v 1.3 2021/12/19 10:51:57 riastradh Exp $");
     26 
     27 #include "user.h"
     28 
     29 static int
     30 #ifdef __NetBSD__
     31 gv100_fifo_user_map(struct nvkm_object *object, void *argv, u32 argc,
     32 		    enum nvkm_object_map *type,
     33 		    bus_space_tag_t *tag, u64 *addr, u64 *size)
     34 #else
     35 gv100_fifo_user_map(struct nvkm_object *object, void *argv, u32 argc,
     36 		    enum nvkm_object_map *type, u64 *addr, u64 *size)
     37 #endif
     38 {
     39 	struct nvkm_device *device = object->engine->subdev.device;
     40 #ifdef __NetBSD__
     41 	*tag = device->func->resource_tag(device, 0);
     42 #endif
     43 	*addr = 0x810000 + device->func->resource_addr(device, 0);
     44 	*size = 0x010000;
     45 	*type = NVKM_OBJECT_MAP_IO;
     46 	return 0;
     47 }
     48 
     49 static const struct nvkm_object_func
     50 gv100_fifo_user = {
     51 	.map = gv100_fifo_user_map,
     52 };
     53 
     54 int
     55 gv100_fifo_user_new(const struct nvkm_oclass *oclass, void *argv, u32 argc,
     56 		    struct nvkm_object **pobject)
     57 {
     58 	return nvkm_object_new_(&gv100_fifo_user, oclass, argv, argc, pobject);
     59 }
     60