/* * Copyright 2018 Red Hat Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ #include "wimm.h" #include "atom.h" #include "wndw.h" #include <nvif/clc37b.h> static void wimmc37b_update(struct nv50_wndw *wndw, u32 *interlock) { u32 *push; if ((push = evo_wait(&wndw->wimm, 2))) { evo_mthd(push, 0x0200, 1); if (interlock[NV50_DISP_INTERLOCK_WNDW] & wndw->interlock.data) evo_data(push, 0x00000003); else evo_data(push, 0x00000001); evo_kick(push, &wndw->wimm); } } static void wimmc37b_point(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) { u32 *push; if ((push = evo_wait(&wndw->wimm, 2))) { evo_mthd(push, 0x0208, 1); evo_data(push, asyw->point.y << 16 | asyw->point.x); evo_kick(push, &wndw->wimm); } } static const struct nv50_wimm_func wimmc37b = { .point = wimmc37b_point, .update = wimmc37b_update, }; static int wimmc37b_init_(const struct nv50_wimm_func *func, struct nouveau_drm *drm, s32 oclass, struct nv50_wndw *wndw) { struct nvc37b_window_imm_channel_dma_v0 args = { .pushbuf = 0xb0007b00 | wndw->id, .index = wndw->id, }; struct nv50_disp *disp = nv50_disp(drm->dev); int ret; ret = nv50_dmac_create(&drm->client.device, &disp->disp->object, &oclass, 0, &args, sizeof(args), 0, &wndw->wimm); if (ret) { NV_ERROR(drm, "wimm%04x allocation failed: %d\n", oclass, ret); return ret; } wndw->interlock.wimm = wndw->interlock.data; wndw->immd = func; return 0; } int wimmc37b_init(struct nouveau_drm *drm, s32 oclass, struct nv50_wndw *wndw) { return wimmc37b_init_(&wimmc37b, drm, oclass, wndw); } |