1/* $NetBSD: nouveau_nvkm_engine_disp_changf119.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_changf119.c,v 1.3 2021/12/18 23:45:35 riastradh Exp $"); 28 29#include "channv50.h" 30 31static void 32gf119_disp_chan_uevent_fini(struct nvkm_event *event, int type, int index) 33{ 34 struct nv50_disp *disp = container_of(event, typeof(*disp), uevent); 35 struct nvkm_device *device = disp->base.engine.subdev.device; 36 nvkm_mask(device, 0x610090, 0x00000001 << index, 0x00000000 << index); 37 nvkm_wr32(device, 0x61008c, 0x00000001 << index); 38} 39 40static void 41gf119_disp_chan_uevent_init(struct nvkm_event *event, int types, int index) 42{ 43 struct nv50_disp *disp = container_of(event, typeof(*disp), uevent); 44 struct nvkm_device *device = disp->base.engine.subdev.device; 45 nvkm_wr32(device, 0x61008c, 0x00000001 << index); 46 nvkm_mask(device, 0x610090, 0x00000001 << index, 0x00000001 << index); 47} 48 49const struct nvkm_event_func 50gf119_disp_chan_uevent = { 51 .ctor = nv50_disp_chan_uevent_ctor, 52 .init = gf119_disp_chan_uevent_init, 53 .fini = gf119_disp_chan_uevent_fini, 54}; 55 56void 57gf119_disp_chan_intr(struct nv50_disp_chan *chan, bool en) 58{ 59 struct nvkm_device *device = chan->disp->base.engine.subdev.device; 60 const u32 mask = 0x00000001 << chan->chid.user; 61 if (!en) { 62 nvkm_mask(device, 0x610090, mask, 0x00000000); 63 nvkm_mask(device, 0x6100a0, mask, 0x00000000); 64 } else { 65 nvkm_mask(device, 0x6100a0, mask, mask); 66 } 67} 68