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      1 /*	$NetBSD: nouveau_nvkm_subdev_pmu_gf100.c,v 1.3 2021/12/18 23:45:41 riastradh Exp $	*/
      2 
      3 /*
      4  * Copyright 2013 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  * Authors: Ben Skeggs
     25  */
     26 #include <sys/cdefs.h>
     27 __KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_subdev_pmu_gf100.c,v 1.3 2021/12/18 23:45:41 riastradh Exp $");
     28 
     29 #include "priv.h"
     30 #include "fuc/gf100.fuc3.h"
     31 
     32 #include <subdev/mc.h>
     33 
     34 void
     35 gf100_pmu_reset(struct nvkm_pmu *pmu)
     36 {
     37 	struct nvkm_device *device = pmu->subdev.device;
     38 	nvkm_mc_disable(device, NVKM_SUBDEV_PMU);
     39 	nvkm_mc_enable(device, NVKM_SUBDEV_PMU);
     40 }
     41 
     42 bool
     43 gf100_pmu_enabled(struct nvkm_pmu *pmu)
     44 {
     45 	return nvkm_mc_enabled(pmu->subdev.device, NVKM_SUBDEV_PMU);
     46 }
     47 
     48 static const struct nvkm_pmu_func
     49 gf100_pmu = {
     50 	.flcn = &gt215_pmu_flcn,
     51 	.code.data = gf100_pmu_code,
     52 	.code.size = sizeof(gf100_pmu_code),
     53 	.data.data = gf100_pmu_data,
     54 	.data.size = sizeof(gf100_pmu_data),
     55 	.enabled = gf100_pmu_enabled,
     56 	.reset = gf100_pmu_reset,
     57 	.init = gt215_pmu_init,
     58 	.fini = gt215_pmu_fini,
     59 	.intr = gt215_pmu_intr,
     60 	.send = gt215_pmu_send,
     61 	.recv = gt215_pmu_recv,
     62 };
     63 
     64 int
     65 gf100_pmu_nofw(struct nvkm_pmu *pmu, int ver, const struct nvkm_pmu_fwif *fwif)
     66 {
     67 	return 0;
     68 }
     69 
     70 static const struct nvkm_pmu_fwif
     71 gf100_pmu_fwif[] = {
     72 	{ -1, gf100_pmu_nofw, &gf100_pmu },
     73 	{}
     74 };
     75 
     76 int
     77 gf100_pmu_new(struct nvkm_device *device, int index, struct nvkm_pmu **ppmu)
     78 {
     79 	return nvkm_pmu_new_(gf100_pmu_fwif, device, index, ppmu);
     80 }
     81