1 /* 2 * Copyright 2018 Red Hat Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 */ 22 #include "core.h" 23 #include "head.h" 24 25 #include <nouveau_bo.h> 26 27 void 28 corec37d_update(struct nv50_core *core, u32 *interlock, bool ntfy) 29 { 30 u32 *push; 31 if ((push = evo_wait(&core->chan, 9))) { 32 if (ntfy) { 33 evo_mthd(push, 0x020c, 1); 34 evo_data(push, 0x00001000 | NV50_DISP_CORE_NTFY); 35 } 36 37 evo_mthd(push, 0x0218, 2); 38 evo_data(push, interlock[NV50_DISP_INTERLOCK_CURS]); 39 evo_data(push, interlock[NV50_DISP_INTERLOCK_WNDW]); 40 evo_mthd(push, 0x0200, 1); 41 evo_data(push, 0x00000001); 42 43 if (ntfy) { 44 evo_mthd(push, 0x020c, 1); 45 evo_data(push, 0x00000000); 46 } 47 evo_kick(push, &core->chan); 48 } 49 } 50 51 int 52 corec37d_ntfy_wait_done(struct nouveau_bo *bo, u32 offset, 53 struct nvif_device *device) 54 { 55 u32 data; 56 s64 time = nvif_msec(device, 2000ULL, 57 data = nouveau_bo_rd32(bo, offset / 4 + 0); 58 if ((data & 0xc0000000) == 0x80000000) 59 break; 60 usleep_range(1, 2); 61 ); 62 return time < 0 ? time : 0; 63 } 64 65 void 66 corec37d_ntfy_init(struct nouveau_bo *bo, u32 offset) 67 { 68 nouveau_bo_wr32(bo, offset / 4 + 0, 0x00000000); 69 nouveau_bo_wr32(bo, offset / 4 + 1, 0x00000000); 70 nouveau_bo_wr32(bo, offset / 4 + 2, 0x00000000); 71 nouveau_bo_wr32(bo, offset / 4 + 3, 0x00000000); 72 } 73 74 static void 75 corec37d_init(struct nv50_core *core) 76 { 77 const u32 windows = 8; /*XXX*/ 78 u32 *push, i; 79 if ((push = evo_wait(&core->chan, 2 + 6 * windows + 2))) { 80 evo_mthd(push, 0x0208, 1); 81 evo_data(push, core->chan.sync.handle); 82 for (i = 0; i < windows; i++) { 83 evo_mthd(push, 0x1000 + (i * 0x080), 3); 84 evo_data(push, i >> 1); 85 evo_data(push, 0x00000017); 86 evo_data(push, 0x00000000); 87 evo_mthd(push, 0x1010 + (i * 0x080), 1); 88 evo_data(push, 0x00127fff); 89 } 90 evo_mthd(push, 0x0200, 1); 91 evo_data(push, 0x00000001); 92 evo_kick(push, &core->chan); 93 } 94 } 95 96 static const struct nv50_core_func 97 corec37d = { 98 .init = corec37d_init, 99 .ntfy_init = corec37d_ntfy_init, 100 .ntfy_wait_done = corec37d_ntfy_wait_done, 101 .update = corec37d_update, 102 .head = &headc37d, 103 .sor = &sorc37d, 104 }; 105 106 int 107 corec37d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore) 108 { 109 return core507d_new_(&corec37d, drm, oclass, pcore); 110 } 111