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      1 /*	$NetBSD: nouveau_nvkm_engine_disp_basenv50.c,v 1.3 2021/12/18 23:45:35 riastradh Exp $	*/
      2 
      3 /*
      4  * Copyright 2012 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_engine_disp_basenv50.c,v 1.3 2021/12/18 23:45:35 riastradh Exp $");
     28 
     29 #include "channv50.h"
     30 #include "head.h"
     31 
     32 #include <core/client.h>
     33 
     34 #include <nvif/cl507c.h>
     35 #include <nvif/unpack.h>
     36 
     37 int
     38 nv50_disp_base_new_(const struct nv50_disp_chan_func *func,
     39 		    const struct nv50_disp_chan_mthd *mthd,
     40 		    struct nv50_disp *disp, int chid,
     41 		    const struct nvkm_oclass *oclass, void *argv, u32 argc,
     42 		    struct nvkm_object **pobject)
     43 {
     44 	union {
     45 		struct nv50_disp_base_channel_dma_v0 v0;
     46 	} *args = argv;
     47 	struct nvkm_object *parent = oclass->parent;
     48 	int head, ret = -ENOSYS;
     49 	u64 push;
     50 
     51 	nvif_ioctl(parent, "create disp base channel dma size %d\n", argc);
     52 	if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) {
     53 		nvif_ioctl(parent, "create disp base channel dma vers %d "
     54 				   "pushbuf %016"PRIx64" head %d\n",
     55 			   args->v0.version, args->v0.pushbuf, args->v0.head);
     56 		if (!nvkm_head_find(&disp->base, args->v0.head))
     57 			return -EINVAL;
     58 		push = args->v0.pushbuf;
     59 		head = args->v0.head;
     60 	} else
     61 		return ret;
     62 
     63 	return nv50_disp_dmac_new_(func, mthd, disp, chid + head,
     64 				   head, push, oclass, pobject);
     65 }
     66 
     67 static const struct nv50_disp_mthd_list
     68 nv50_disp_base_mthd_base = {
     69 	.mthd = 0x0000,
     70 	.addr = 0x000000,
     71 	.data = {
     72 		{ 0x0080, 0x000000 },
     73 		{ 0x0084, 0x0008c4 },
     74 		{ 0x0088, 0x0008d0 },
     75 		{ 0x008c, 0x0008dc },
     76 		{ 0x0090, 0x0008e4 },
     77 		{ 0x0094, 0x610884 },
     78 		{ 0x00a0, 0x6108a0 },
     79 		{ 0x00a4, 0x610878 },
     80 		{ 0x00c0, 0x61086c },
     81 		{ 0x00e0, 0x610858 },
     82 		{ 0x00e4, 0x610860 },
     83 		{ 0x00e8, 0x6108ac },
     84 		{ 0x00ec, 0x6108b4 },
     85 		{ 0x0100, 0x610894 },
     86 		{ 0x0110, 0x6108bc },
     87 		{ 0x0114, 0x61088c },
     88 		{}
     89 	}
     90 };
     91 
     92 const struct nv50_disp_mthd_list
     93 nv50_disp_base_mthd_image = {
     94 	.mthd = 0x0400,
     95 	.addr = 0x000000,
     96 	.data = {
     97 		{ 0x0800, 0x6108f0 },
     98 		{ 0x0804, 0x6108fc },
     99 		{ 0x0808, 0x61090c },
    100 		{ 0x080c, 0x610914 },
    101 		{ 0x0810, 0x610904 },
    102 		{}
    103 	}
    104 };
    105 
    106 static const struct nv50_disp_chan_mthd
    107 nv50_disp_base_mthd = {
    108 	.name = "Base",
    109 	.addr = 0x000540,
    110 	.prev = 0x000004,
    111 	.data = {
    112 		{ "Global", 1, &nv50_disp_base_mthd_base },
    113 		{  "Image", 2, &nv50_disp_base_mthd_image },
    114 		{}
    115 	}
    116 };
    117 
    118 int
    119 nv50_disp_base_new(const struct nvkm_oclass *oclass, void *argv, u32 argc,
    120 		   struct nv50_disp *disp, struct nvkm_object **pobject)
    121 {
    122 	return nv50_disp_base_new_(&nv50_disp_dmac_func, &nv50_disp_base_mthd,
    123 				   disp, 1, oclass, argv, argc, pobject);
    124 }
    125