LXR linux/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgv100.c

   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 "ctxgf100.h"
  23
  24/*******************************************************************************
  25 * PGRAPH context implementation
  26 ******************************************************************************/
  27
  28const struct gf100_gr_init
  29gv100_grctx_init_sw_veid_bundle_init_0[] = {
  30        { 0x00001000, 64, 0x00100000, 0x00000008 },
  31        { 0x00000941, 64, 0x00100000, 0x00000000 },
  32        { 0x0000097e, 64, 0x00100000, 0x00000000 },
  33        { 0x0000097f, 64, 0x00100000, 0x00000100 },
  34        { 0x0000035c, 64, 0x00100000, 0x00000000 },
  35        { 0x0000035d, 64, 0x00100000, 0x00000000 },
  36        { 0x00000a08, 64, 0x00100000, 0x00000000 },
  37        { 0x00000a09, 64, 0x00100000, 0x00000000 },
  38        { 0x00000a0a, 64, 0x00100000, 0x00000000 },
  39        { 0x00000352, 64, 0x00100000, 0x00000000 },
  40        { 0x00000353, 64, 0x00100000, 0x00000000 },
  41        { 0x00000358, 64, 0x00100000, 0x00000000 },
  42        { 0x00000359, 64, 0x00100000, 0x00000000 },
  43        { 0x00000370, 64, 0x00100000, 0x00000000 },
  44        { 0x00000371, 64, 0x00100000, 0x00000000 },
  45        { 0x00000372, 64, 0x00100000, 0x000fffff },
  46        { 0x00000366, 64, 0x00100000, 0x00000000 },
  47        { 0x00000367, 64, 0x00100000, 0x00000000 },
  48        { 0x00000368, 64, 0x00100000, 0x00000fff },
  49        { 0x00000623, 64, 0x00100000, 0x00000000 },
  50        { 0x00000624, 64, 0x00100000, 0x00000000 },
  51        { 0x0001e100,  1, 0x00000001, 0x02000001 },
  52        {}
  53};
  54
  55static const struct gf100_gr_pack
  56gv100_grctx_pack_sw_veid_bundle_init[] = {
  57        { gv100_grctx_init_sw_veid_bundle_init_0 },
  58        {}
  59};
  60
  61void
  62gv100_grctx_generate_attrib(struct gf100_grctx *info)
  63{
  64        struct gf100_gr *gr = info->gr;
  65        const struct gf100_grctx_func *grctx = gr->func->grctx;
  66        const u32  alpha = grctx->alpha_nr;
  67        const u32 attrib = grctx->attrib_nr;
  68        const u32   gfxp = grctx->gfxp_nr;
  69        const int s = 12;
  70        u32 size = grctx->alpha_nr_max * gr->tpc_total;
  71        u32 ao = 0;
  72        u32 bo = ao + size;
  73        int gpc, ppc, b, n = 0;
  74
  75        for (gpc = 0; gpc < gr->gpc_nr; gpc++)
  76                size += grctx->gfxp_nr * gr->ppc_nr[gpc] * gr->ppc_tpc_max;
  77        size = ((size * 0x20) + 127) & ~127;
  78        b = mmio_vram(info, size, (1 << s), false);
  79
  80        mmio_refn(info, 0x418810, 0x80000000, s, b);
  81        mmio_refn(info, 0x419848, 0x10000000, s, b);
  82        mmio_refn(info, 0x419c2c, 0x10000000, s, b);
  83        mmio_refn(info, 0x419e00, 0x00000000, s, b);
  84        mmio_wr32(info, 0x419e04, 0x80000000 | size >> 7);
  85        mmio_wr32(info, 0x405830, attrib);
  86        mmio_wr32(info, 0x40585c, alpha);
  87
  88        for (gpc = 0; gpc < gr->gpc_nr; gpc++) {
  89                for (ppc = 0; ppc < gr->ppc_nr[gpc]; ppc++, n++) {
  90                        const u32 as =  alpha * gr->ppc_tpc_nr[gpc][ppc];
  91                        const u32 bs = attrib * gr->ppc_tpc_max;
  92                        const u32 gs =   gfxp * gr->ppc_tpc_max;
  93                        const u32 u = 0x418ea0 + (n * 0x04);
  94                        const u32 o = PPC_UNIT(gpc, ppc, 0);
  95                        if (!(gr->ppc_mask[gpc] & (1 << ppc)))
  96                                continue;
  97                        mmio_wr32(info, o + 0xc0, gs);
  98                        mmio_wr32(info, o + 0xf4, bo);
  99                        mmio_wr32(info, o + 0xf0, bs);
 100                        bo += gs;
 101                        mmio_wr32(info, o + 0xe4, as);
 102                        mmio_wr32(info, o + 0xf8, ao);
 103                        ao += grctx->alpha_nr_max * gr->ppc_tpc_nr[gpc][ppc];
 104                        mmio_wr32(info, u, bs);
 105                }
 106        }
 107
 108        mmio_wr32(info, 0x4181e4, 0x00000100);
 109        mmio_wr32(info, 0x41befc, 0x00000100);
 110}
 111
 112void
 113gv100_grctx_generate_rop_mapping(struct gf100_gr *gr)
 114{
 115        struct nvkm_device *device = gr->base.engine.subdev.device;
 116        u32 data;
 117        int i, j;
 118
 119        /* Pack tile map into register format. */
 120        nvkm_wr32(device, 0x418bb8, (gr->tpc_total << 8) |
 121                                     gr->screen_tile_row_offset);
 122        for (i = 0; i < 11; i++) {
 123                for (data = 0, j = 0; j < 6; j++)
 124                        data |= (gr->tile[i * 6 + j] & 0x1f) << (j * 5);
 125                nvkm_wr32(device, 0x418b08 + (i * 4), data);
 126                nvkm_wr32(device, 0x41bf00 + (i * 4), data);
 127                nvkm_wr32(device, 0x40780c + (i * 4), data);
 128        }
 129
 130        /* GPC_BROADCAST.TP_BROADCAST */
 131        nvkm_wr32(device, 0x41bfd0, (gr->tpc_total << 8) |
 132                                     gr->screen_tile_row_offset);
 133        for (i = 0, j = 1; i < 5; i++, j += 4) {
 134                u8 v19 = (1 << (j + 0)) % gr->tpc_total;
 135                u8 v20 = (1 << (j + 1)) % gr->tpc_total;
 136                u8 v21 = (1 << (j + 2)) % gr->tpc_total;
 137                u8 v22 = (1 << (j + 3)) % gr->tpc_total;
 138                nvkm_wr32(device, 0x41bfb0 + (i * 4), (v22 << 24) |
 139                                                      (v21 << 16) |
 140                                                      (v20 <<  8) |
 141                                                       v19);
 142        }
 143
 144        /* UNK78xx */
 145        nvkm_wr32(device, 0x4078bc, (gr->tpc_total << 8) |
 146                                     gr->screen_tile_row_offset);
 147}
 148
 149void
 150gv100_grctx_generate_r400088(struct gf100_gr *gr, bool on)
 151{
 152        struct nvkm_device *device = gr->base.engine.subdev.device;
 153        nvkm_mask(device, 0x400088, 0x00060000, on ? 0x00060000 : 0x00000000);
 154}
 155
 156static void
 157gv100_grctx_generate_sm_id(struct gf100_gr *gr, int gpc, int tpc, int sm)
 158{
 159        struct nvkm_device *device = gr->base.engine.subdev.device;
 160        nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x608), sm);
 161        nvkm_wr32(device, GPC_UNIT(gpc, 0x0c10 + tpc * 4), sm);
 162        nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x088), sm);
 163}
 164
 165void
 166gv100_grctx_generate_unkn(struct gf100_gr *gr)
 167{
 168        struct nvkm_device *device = gr->base.engine.subdev.device;
 169        nvkm_mask(device, 0x41980c, 0x00000010, 0x00000010);
 170        nvkm_mask(device, 0x41be08, 0x00000004, 0x00000004);
 171        nvkm_mask(device, 0x4064c0, 0x80000000, 0x80000000);
 172        nvkm_mask(device, 0x405800, 0x08000000, 0x08000000);
 173        nvkm_mask(device, 0x419c00, 0x00000008, 0x00000008);
 174}
 175
 176void
 177gv100_grctx_unkn88c(struct gf100_gr *gr, bool on)
 178{
 179        struct nvkm_device *device = gr->base.engine.subdev.device;
 180        const u32 mask = 0x00000010, data = on ? mask : 0x00000000;
 181        nvkm_mask(device, 0x40988c, mask, data);
 182        nvkm_rd32(device, 0x40988c);
 183        nvkm_mask(device, 0x41a88c, mask, data);
 184        nvkm_rd32(device, 0x41a88c);
 185        nvkm_mask(device, 0x408a14, mask, data);
 186        nvkm_rd32(device, 0x408a14);
 187}
 188
 189const struct gf100_grctx_func
 190gv100_grctx = {
 191        .unkn88c = gv100_grctx_unkn88c,
 192        .main = gf100_grctx_generate_main,
 193        .unkn = gv100_grctx_generate_unkn,
 194        .sw_veid_bundle_init = gv100_grctx_pack_sw_veid_bundle_init,
 195        .bundle = gm107_grctx_generate_bundle,
 196        .bundle_size = 0x3000,
 197        .bundle_min_gpm_fifo_depth = 0x180,
 198        .bundle_token_limit = 0x1680,
 199        .pagepool = gp100_grctx_generate_pagepool,
 200        .pagepool_size = 0x20000,
 201        .attrib = gv100_grctx_generate_attrib,
 202        .attrib_nr_max = 0x6c0,
 203        .attrib_nr = 0x480,
 204        .alpha_nr_max = 0xc00,
 205        .alpha_nr = 0x800,
 206        .gfxp_nr = 0xd10,
 207        .sm_id = gv100_grctx_generate_sm_id,
 208        .rop_mapping = gv100_grctx_generate_rop_mapping,
 209        .dist_skip_table = gm200_grctx_generate_dist_skip_table,
 210        .r406500 = gm200_grctx_generate_r406500,
 211        .gpc_tpc_nr = gk104_grctx_generate_gpc_tpc_nr,
 212        .smid_config = gp100_grctx_generate_smid_config,
 213        .r400088 = gv100_grctx_generate_r400088,
 214};
 215