/* * 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 "core.h" #include "head.h" #include <nvif/push507c.h> #include <nvif/timer.h> #include <nvhw/class/cl907d.h> #include "nouveau_bo.h" int core907d_caps_init(struct nouveau_drm *drm, struct nv50_disp *disp) { struct nv50_core *core = disp->core; struct nouveau_bo *bo = disp->sync; s64 time; int ret; NVBO_WR32(bo, NV50_DISP_CORE_NTFY, NV907D_CORE_NOTIFIER_3, CAPABILITIES_4, NVDEF(NV907D_CORE_NOTIFIER_3, CAPABILITIES_4, DONE, FALSE)); ret = core507d_read_caps(disp); if (ret < 0) return ret; time = nvif_msec(core->chan.base.device, 2000ULL, if (NVBO_TD32(bo, NV50_DISP_CORE_NTFY, NV907D_CORE_NOTIFIER_3, CAPABILITIES_4, DONE, ==, TRUE)) break; usleep_range(1, 2); ); if (time < 0) NV_ERROR(drm, "core caps notifier timeout\n"); return 0; } static const struct nv50_core_func core907d = { .init = core507d_init, .ntfy_init = core507d_ntfy_init, .caps_init = core907d_caps_init, .ntfy_wait_done = core507d_ntfy_wait_done, .update = core507d_update, .head = &head907d, #if IS_ENABLED(CONFIG_DEBUG_FS) .crc = &crc907d, #endif .dac = &dac907d, .sor = &sor907d, }; int core907d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore) { return core507d_new_(&core907d, drm, oclass, pcore); }