Home | History | Annotate | Line # | Download | only in gsp 
      1 /*	$NetBSD: nouveau_nvkm_subdev_gsp_base.c,v 1.2 2021/12/18 23:45:39 riastradh Exp $	*/
      2 
      3 /*
      4  * Copyright 2019 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_subdev_gsp_base.c,v 1.2 2021/12/18 23:45:39 riastradh Exp $");
     26 
     27 #include "priv.h"
     28 #include <core/falcon.h>
     29 #include <core/firmware.h>
     30 #include <subdev/acr.h>
     31 #include <subdev/top.h>
     32 
     33 static void *
     34 nvkm_gsp_dtor(struct nvkm_subdev *subdev)
     35 {
     36 	struct nvkm_gsp *gsp = nvkm_gsp(subdev);
     37 	nvkm_falcon_dtor(&gsp->falcon);
     38 	return gsp;
     39 }
     40 
     41 static const struct nvkm_subdev_func
     42 nvkm_gsp = {
     43 	.dtor = nvkm_gsp_dtor,
     44 };
     45 
     46 int
     47 nvkm_gsp_new_(const struct nvkm_gsp_fwif *fwif, struct nvkm_device *device,
     48 	      int index, struct nvkm_gsp **pgsp)
     49 {
     50 	struct nvkm_gsp *gsp;
     51 
     52 	if (!(gsp = *pgsp = kzalloc(sizeof(*gsp), GFP_KERNEL)))
     53 		return -ENOMEM;
     54 
     55 	nvkm_subdev_ctor(&nvkm_gsp, device, index, &gsp->subdev);
     56 
     57 	fwif = nvkm_firmware_load(&gsp->subdev, fwif, "Gsp", gsp);
     58 	if (IS_ERR(fwif))
     59 		return PTR_ERR(fwif);
     60 
     61 	return nvkm_falcon_ctor(fwif->flcn, &gsp->subdev,
     62 				nvkm_subdev_name[gsp->subdev.index], 0,
     63 				&gsp->falcon);
     64 }
     65