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 "ctxgf100.h"
25
26 #include <subdev/fb.h>
27
28 /*******************************************************************************
29 * PGRAPH context implementation
30 ******************************************************************************/
31
32 static void
gp102_grctx_generate_r408840(struct gf100_gr * gr)33 gp102_grctx_generate_r408840(struct gf100_gr *gr)
34 {
35 struct nvkm_device *device = gr->base.engine.subdev.device;
36 nvkm_mask(device, 0x408840, 0x00000003, 0x00000000);
37 }
38
39 void
gp102_grctx_generate_attrib(struct gf100_gr_chan * chan)40 gp102_grctx_generate_attrib(struct gf100_gr_chan *chan)
41 {
42 struct gf100_gr *gr = chan->gr;
43 const struct gf100_grctx_func *grctx = gr->func->grctx;
44 const u32 alpha = grctx->alpha_nr;
45 const u32 attrib = grctx->attrib_nr;
46 const u32 gfxp = grctx->gfxp_nr;
47 const int max_batches = 0xffff;
48 u32 size = grctx->alpha_nr_max * gr->tpc_total;
49 u32 ao = 0;
50 u32 bo = ao + size;
51 int gpc, ppc, n = 0;
52
53 gf100_grctx_patch_wr32(chan, 0x405830, attrib);
54 gf100_grctx_patch_wr32(chan, 0x40585c, alpha);
55 gf100_grctx_patch_wr32(chan, 0x4064c4, ((alpha / 4) << 16) | max_batches);
56
57 for (gpc = 0; gpc < gr->gpc_nr; gpc++) {
58 for (ppc = 0; ppc < gr->func->ppc_nr; ppc++, n++) {
59 const u32 as = alpha * gr->ppc_tpc_nr[gpc][ppc];
60 const u32 bs = attrib * gr->ppc_tpc_max;
61 const u32 gs = gfxp * gr->ppc_tpc_max;
62 const u32 u = 0x418ea0 + (n * 0x04);
63 const u32 o = PPC_UNIT(gpc, ppc, 0);
64 const u32 p = GPC_UNIT(gpc, 0xc44 + (ppc * 4));
65
66 if (!(gr->ppc_mask[gpc] & (1 << ppc)))
67 continue;
68
69 gf100_grctx_patch_wr32(chan, o + 0xc0, gs);
70 gf100_grctx_patch_wr32(chan, p, bs);
71 gf100_grctx_patch_wr32(chan, o + 0xf4, bo);
72 gf100_grctx_patch_wr32(chan, o + 0xf0, bs);
73 bo += gs;
74 gf100_grctx_patch_wr32(chan, o + 0xe4, as);
75 gf100_grctx_patch_wr32(chan, o + 0xf8, ao);
76 ao += grctx->alpha_nr_max * gr->ppc_tpc_nr[gpc][ppc];
77 gf100_grctx_patch_wr32(chan, u, bs);
78 }
79 }
80
81 gf100_grctx_patch_wr32(chan, 0x4181e4, 0x00000100);
82 gf100_grctx_patch_wr32(chan, 0x41befc, 0x00000100);
83 }
84
85 u32
gp102_grctx_generate_attrib_cb_size(struct gf100_gr * gr)86 gp102_grctx_generate_attrib_cb_size(struct gf100_gr *gr)
87 {
88 const struct gf100_grctx_func *grctx = gr->func->grctx;
89 u32 size = grctx->alpha_nr_max * gr->tpc_total;
90 int gpc;
91
92 for (gpc = 0; gpc < gr->gpc_nr; gpc++)
93 size += grctx->gfxp_nr * gr->func->ppc_nr * gr->ppc_tpc_max;
94
95 return ((size * 0x20) + 127) & ~127;
96 }
97
98 const struct gf100_grctx_func
99 gp102_grctx = {
100 .main = gf100_grctx_generate_main,
101 .unkn = gk104_grctx_generate_unkn,
102 .bundle = gm107_grctx_generate_bundle,
103 .bundle_size = 0x3000,
104 .bundle_min_gpm_fifo_depth = 0x180,
105 .bundle_token_limit = 0x900,
106 .pagepool = gp100_grctx_generate_pagepool,
107 .pagepool_size = 0x20000,
108 .attrib_cb_size = gp102_grctx_generate_attrib_cb_size,
109 .attrib_cb = gp100_grctx_generate_attrib_cb,
110 .attrib = gp102_grctx_generate_attrib,
111 .attrib_nr_max = 0x4b0,
112 .attrib_nr = 0x320,
113 .alpha_nr_max = 0xc00,
114 .alpha_nr = 0x800,
115 .gfxp_nr = 0xba8,
116 .sm_id = gm107_grctx_generate_sm_id,
117 .rop_mapping = gf117_grctx_generate_rop_mapping,
118 .dist_skip_table = gm200_grctx_generate_dist_skip_table,
119 .r406500 = gm200_grctx_generate_r406500,
120 .gpc_tpc_nr = gk104_grctx_generate_gpc_tpc_nr,
121 .tpc_mask = gm200_grctx_generate_tpc_mask,
122 .smid_config = gp100_grctx_generate_smid_config,
123 .r419a3c = gm200_grctx_generate_r419a3c,
124 .r408840 = gp102_grctx_generate_r408840,
125 };
126