linux/drivers/gpu/drm/nouveau/nvkm/engine/gr/gp100.c
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   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 ******************************************************************************/
  32void
  33gp100_gr_zbc_clear_color(struct gf100_gr *gr, int zbc)
  34{
  35        struct nvkm_device *device = gr->base.engine.subdev.device;
  36        const int znum =  zbc - 1;
  37        const u32 zoff = znum * 4;
  38
  39        if (gr->zbc_color[zbc].format) {
  40                nvkm_wr32(device, 0x418010 + zoff, gr->zbc_color[zbc].ds[0]);
  41                nvkm_wr32(device, 0x41804c + zoff, gr->zbc_color[zbc].ds[1]);
  42                nvkm_wr32(device, 0x418088 + zoff, gr->zbc_color[zbc].ds[2]);
  43                nvkm_wr32(device, 0x4180c4 + zoff, gr->zbc_color[zbc].ds[3]);
  44        }
  45
  46        nvkm_mask(device, 0x418100 + ((znum / 4) * 4),
  47                          0x0000007f << ((znum % 4) * 7),
  48                          gr->zbc_color[zbc].format << ((znum % 4) * 7));
  49}
  50
  51void
  52gp100_gr_zbc_clear_depth(struct gf100_gr *gr, int zbc)
  53{
  54        struct nvkm_device *device = gr->base.engine.subdev.device;
  55        const int znum =  zbc - 1;
  56        const u32 zoff = znum * 4;
  57
  58        if (gr->zbc_depth[zbc].format)
  59                nvkm_wr32(device, 0x418110 + zoff, gr->zbc_depth[zbc].ds);
  60        nvkm_mask(device, 0x41814c + ((znum / 4) * 4),
  61                          0x0000007f << ((znum % 4) * 7),
  62                          gr->zbc_depth[zbc].format << ((znum % 4) * 7));
  63}
  64
  65const struct gf100_gr_func_zbc
  66gp100_gr_zbc = {
  67        .clear_color = gp100_gr_zbc_clear_color,
  68        .clear_depth = gp100_gr_zbc_clear_depth,
  69};
  70
  71void
  72gp100_gr_init_shader_exceptions(struct gf100_gr *gr, int gpc, int tpc)
  73{
  74        struct nvkm_device *device = gr->base.engine.subdev.device;
  75        nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x644), 0x00dffffe);
  76        nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x64c), 0x00000105);
  77}
  78
  79static void
  80gp100_gr_init_419c9c(struct gf100_gr *gr)
  81{
  82        struct nvkm_device *device = gr->base.engine.subdev.device;
  83        nvkm_mask(device, 0x419c9c, 0x00010000, 0x00010000);
  84        nvkm_mask(device, 0x419c9c, 0x00020000, 0x00020000);
  85}
  86
  87void
  88gp100_gr_init_fecs_exceptions(struct gf100_gr *gr)
  89{
  90        nvkm_wr32(gr->base.engine.subdev.device, 0x409c24, 0x000f0002);
  91}
  92
  93void
  94gp100_gr_init_rop_active_fbps(struct gf100_gr *gr)
  95{
  96        struct nvkm_device *device = gr->base.engine.subdev.device;
  97        /*XXX: otherwise identical to gm200 aside from mask.. do everywhere? */
  98        const u32 fbp_count = nvkm_rd32(device, 0x12006c) & 0x0000000f;
  99        nvkm_mask(device, 0x408850, 0x0000000f, fbp_count); /* zrop */
 100        nvkm_mask(device, 0x408958, 0x0000000f, fbp_count); /* crop */
 101}
 102
 103static const struct gf100_gr_func
 104gp100_gr = {
 105        .oneinit_tiles = gm200_gr_oneinit_tiles,
 106        .oneinit_sm_id = gm200_gr_oneinit_sm_id,
 107        .init = gf100_gr_init,
 108        .init_gpc_mmu = gm200_gr_init_gpc_mmu,
 109        .init_vsc_stream_master = gk104_gr_init_vsc_stream_master,
 110        .init_zcull = gf117_gr_init_zcull,
 111        .init_num_active_ltcs = gm200_gr_init_num_active_ltcs,
 112        .init_rop_active_fbps = gp100_gr_init_rop_active_fbps,
 113        .init_fecs_exceptions = gp100_gr_init_fecs_exceptions,
 114        .init_ds_hww_esr_2 = gm200_gr_init_ds_hww_esr_2,
 115        .init_sked_hww_esr = gk104_gr_init_sked_hww_esr,
 116        .init_419cc0 = gf100_gr_init_419cc0,
 117        .init_419c9c = gp100_gr_init_419c9c,
 118        .init_ppc_exceptions = gk104_gr_init_ppc_exceptions,
 119        .init_tex_hww_esr = gf100_gr_init_tex_hww_esr,
 120        .init_504430 = gm107_gr_init_504430,
 121        .init_shader_exceptions = gp100_gr_init_shader_exceptions,
 122        .trap_mp = gf100_gr_trap_mp,
 123        .rops = gm200_gr_rops,
 124        .gpc_nr = 6,
 125        .tpc_nr = 5,
 126        .ppc_nr = 2,
 127        .grctx = &gp100_grctx,
 128        .zbc = &gp100_gr_zbc,
 129        .sclass = {
 130                { -1, -1, FERMI_TWOD_A },
 131                { -1, -1, KEPLER_INLINE_TO_MEMORY_B },
 132                { -1, -1, PASCAL_A, &gf100_fermi },
 133                { -1, -1, PASCAL_COMPUTE_A },
 134                {}
 135        }
 136};
 137
 138MODULE_FIRMWARE("nvidia/gp100/gr/fecs_bl.bin");
 139MODULE_FIRMWARE("nvidia/gp100/gr/fecs_inst.bin");
 140MODULE_FIRMWARE("nvidia/gp100/gr/fecs_data.bin");
 141MODULE_FIRMWARE("nvidia/gp100/gr/fecs_sig.bin");
 142MODULE_FIRMWARE("nvidia/gp100/gr/gpccs_bl.bin");
 143MODULE_FIRMWARE("nvidia/gp100/gr/gpccs_inst.bin");
 144MODULE_FIRMWARE("nvidia/gp100/gr/gpccs_data.bin");
 145MODULE_FIRMWARE("nvidia/gp100/gr/gpccs_sig.bin");
 146MODULE_FIRMWARE("nvidia/gp100/gr/sw_ctx.bin");
 147MODULE_FIRMWARE("nvidia/gp100/gr/sw_nonctx.bin");
 148MODULE_FIRMWARE("nvidia/gp100/gr/sw_bundle_init.bin");
 149MODULE_FIRMWARE("nvidia/gp100/gr/sw_method_init.bin");
 150
 151static const struct gf100_gr_fwif
 152gp100_gr_fwif[] = {
 153        {  0, gm200_gr_load, &gp100_gr, &gm200_gr_fecs_acr, &gm200_gr_gpccs_acr },
 154        { -1, gm200_gr_nofw },
 155        {}
 156};
 157
 158int
 159gp100_gr_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_gr **pgr)
 160{
 161        return gf100_gr_new_(gp100_gr_fwif, device, type, inst, pgr);
 162}
 163