1 /* 2 * Copyright 2016 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 * Authors: Ben Skeggs <bskeggs@redhat.com> 23 */ 24 #include "gf100.h" 25 #include "ctxgf100.h" 26 27 #include <nvif/class.h> 28 29 /******************************************************************************* 30 * PGRAPH engine/subdev functions 31 ******************************************************************************/ 32 33 static void 34 gp100_gr_init_rop_active_fbps(struct gf100_gr *gr) 35 { 36 struct nvkm_device *device = gr->base.engine.subdev.device; 37 /*XXX: otherwise identical to gm200 aside from mask.. do everywhere? */ 38 const u32 fbp_count = nvkm_rd32(device, 0x12006c) & 0x0000000f; 39 nvkm_mask(device, 0x408850, 0x0000000f, fbp_count); /* zrop */ 40 nvkm_mask(device, 0x408958, 0x0000000f, fbp_count); /* crop */ 41 } 42 43 static int 44 gp100_gr_init(struct gf100_gr *gr) 45 { 46 struct nvkm_device *device = gr->base.engine.subdev.device; 47 const u32 magicgpc918 = DIV_ROUND_UP(0x00800000, gr->tpc_total); 48 u32 data[TPC_MAX / 8] = {}; 49 u8 tpcnr[GPC_MAX]; 50 int gpc, tpc, rop; 51 int i; 52 53 gr->func->init_gpc_mmu(gr); 54 55 gf100_gr_mmio(gr, gr->fuc_sw_nonctx); 56 57 nvkm_wr32(device, GPC_UNIT(0, 0x3018), 0x00000001); 58 59 memset(data, 0x00, sizeof(data)); 60 memcpy(tpcnr, gr->tpc_nr, sizeof(gr->tpc_nr)); 61 for (i = 0, gpc = -1; i < gr->tpc_total; i++) { 62 do { 63 gpc = (gpc + 1) % gr->gpc_nr; 64 } while (!tpcnr[gpc]); 65 tpc = gr->tpc_nr[gpc] - tpcnr[gpc]--; 66 67 data[i / 8] |= tpc << ((i % 8) * 4); 68 } 69 70 nvkm_wr32(device, GPC_BCAST(0x0980), data[0]); 71 nvkm_wr32(device, GPC_BCAST(0x0984), data[1]); 72 nvkm_wr32(device, GPC_BCAST(0x0988), data[2]); 73 nvkm_wr32(device, GPC_BCAST(0x098c), data[3]); 74 75 for (gpc = 0; gpc < gr->gpc_nr; gpc++) { 76 nvkm_wr32(device, GPC_UNIT(gpc, 0x0914), 77 gr->screen_tile_row_offset << 8 | gr->tpc_nr[gpc]); 78 nvkm_wr32(device, GPC_UNIT(gpc, 0x0910), 0x00040000 | 79 gr->tpc_total); 80 nvkm_wr32(device, GPC_UNIT(gpc, 0x0918), magicgpc918); 81 } 82 83 nvkm_wr32(device, GPC_BCAST(0x3fd4), magicgpc918); 84 nvkm_wr32(device, GPC_BCAST(0x08ac), nvkm_rd32(device, 0x100800)); 85 nvkm_wr32(device, GPC_BCAST(0x033c), nvkm_rd32(device, 0x100804)); 86 87 gr->func->init_rop_active_fbps(gr); 88 89 nvkm_wr32(device, 0x400500, 0x00010001); 90 nvkm_wr32(device, 0x400100, 0xffffffff); 91 nvkm_wr32(device, 0x40013c, 0xffffffff); 92 nvkm_wr32(device, 0x400124, 0x00000002); 93 nvkm_wr32(device, 0x409c24, 0x000f0002); 94 nvkm_wr32(device, 0x405848, 0xc0000000); 95 nvkm_mask(device, 0x40584c, 0x00000000, 0x00000001); 96 nvkm_wr32(device, 0x404000, 0xc0000000); 97 nvkm_wr32(device, 0x404600, 0xc0000000); 98 nvkm_wr32(device, 0x408030, 0xc0000000); 99 nvkm_wr32(device, 0x404490, 0xc0000000); 100 nvkm_wr32(device, 0x406018, 0xc0000000); 101 nvkm_wr32(device, 0x407020, 0x40000000); 102 nvkm_wr32(device, 0x405840, 0xc0000000); 103 nvkm_wr32(device, 0x405844, 0x00ffffff); 104 nvkm_mask(device, 0x419cc0, 0x00000008, 0x00000008); 105 106 nvkm_mask(device, 0x419c9c, 0x00010000, 0x00010000); 107 nvkm_mask(device, 0x419c9c, 0x00020000, 0x00020000); 108 109 gr->func->init_ppc_exceptions(gr); 110 111 for (gpc = 0; gpc < gr->gpc_nr; gpc++) { 112 nvkm_wr32(device, GPC_UNIT(gpc, 0x0420), 0xc0000000); 113 nvkm_wr32(device, GPC_UNIT(gpc, 0x0900), 0xc0000000); 114 nvkm_wr32(device, GPC_UNIT(gpc, 0x1028), 0xc0000000); 115 nvkm_wr32(device, GPC_UNIT(gpc, 0x0824), 0xc0000000); 116 for (tpc = 0; tpc < gr->tpc_nr[gpc]; tpc++) { 117 nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x508), 0xffffffff); 118 nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x50c), 0xffffffff); 119 nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x224), 0xc0000000); 120 nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x48c), 0xc0000000); 121 nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x084), 0xc0000000); 122 nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x430), 0xc0000000); 123 nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x644), 0x00dffffe); 124 nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x64c), 0x00000105); 125 } 126 nvkm_wr32(device, GPC_UNIT(gpc, 0x2c90), 0xffffffff); 127 nvkm_wr32(device, GPC_UNIT(gpc, 0x2c94), 0xffffffff); 128 } 129 130 for (rop = 0; rop < gr->rop_nr; rop++) { 131 nvkm_wr32(device, ROP_UNIT(rop, 0x144), 0x40000000); 132 nvkm_wr32(device, ROP_UNIT(rop, 0x070), 0x40000000); 133 nvkm_wr32(device, ROP_UNIT(rop, 0x204), 0xffffffff); 134 nvkm_wr32(device, ROP_UNIT(rop, 0x208), 0xffffffff); 135 } 136 137 nvkm_wr32(device, 0x400108, 0xffffffff); 138 nvkm_wr32(device, 0x400138, 0xffffffff); 139 nvkm_wr32(device, 0x400118, 0xffffffff); 140 nvkm_wr32(device, 0x400130, 0xffffffff); 141 nvkm_wr32(device, 0x40011c, 0xffffffff); 142 nvkm_wr32(device, 0x400134, 0xffffffff); 143 144 gf100_gr_zbc_init(gr); 145 146 return gf100_gr_init_ctxctl(gr); 147 } 148 149 static const struct gf100_gr_func 150 gp100_gr = { 151 .init = gp100_gr_init, 152 .init_gpc_mmu = gm200_gr_init_gpc_mmu, 153 .init_rop_active_fbps = gp100_gr_init_rop_active_fbps, 154 .init_ppc_exceptions = gk104_gr_init_ppc_exceptions, 155 .rops = gm200_gr_rops, 156 .ppc_nr = 2, 157 .grctx = &gp100_grctx, 158 .sclass = { 159 { -1, -1, FERMI_TWOD_A }, 160 { -1, -1, KEPLER_INLINE_TO_MEMORY_B }, 161 { -1, -1, PASCAL_A, &gf100_fermi }, 162 { -1, -1, PASCAL_COMPUTE_A }, 163 {} 164 } 165 }; 166 167 int 168 gp100_gr_new(struct nvkm_device *device, int index, struct nvkm_gr **pgr) 169 { 170 return gm200_gr_new_(&gp100_gr, device, index, pgr); 171 } 172