1 /*
2  * Copyright (c) 2014-2015, NVIDIA CORPORATION. All rights reserved.
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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
20  * DEALINGS IN THE SOFTWARE.
21  */
22 #include "ctxgf100.h"
23 #include "gf100.h"
24 
25 #include <subdev/mc.h>
26 
27 static void
28 gk20a_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
29 {
30 	struct nvkm_device *device = gr->base.engine.subdev.device;
31 	const struct gf100_grctx_func *grctx = gr->func->grctx;
32 	u32 idle_timeout;
33 	int i;
34 
35 	gf100_gr_mmio(gr, gr->fuc_sw_ctx);
36 
37 	gf100_gr_wait_idle(gr);
38 
39 	idle_timeout = nvkm_mask(device, 0x404154, 0xffffffff, 0x00000000);
40 
41 	grctx->attrib(info);
42 
43 	grctx->unkn(gr);
44 
45 	gf100_grctx_generate_tpcid(gr);
46 	gf100_grctx_generate_r406028(gr);
47 	gk104_grctx_generate_r418bb8(gr);
48 	gf100_grctx_generate_r406800(gr);
49 
50 	for (i = 0; i < 8; i++)
51 		nvkm_wr32(device, 0x4064d0 + (i * 0x04), 0x00000000);
52 
53 	nvkm_wr32(device, 0x405b00, (gr->tpc_total << 8) | gr->gpc_nr);
54 
55 	nvkm_mask(device, 0x5044b0, 0x08000000, 0x08000000);
56 
57 	gf100_gr_wait_idle(gr);
58 
59 	nvkm_wr32(device, 0x404154, idle_timeout);
60 	gf100_gr_wait_idle(gr);
61 
62 	gf100_gr_mthd(gr, gr->fuc_method);
63 	gf100_gr_wait_idle(gr);
64 
65 	gf100_gr_icmd(gr, gr->fuc_bundle);
66 	grctx->pagepool(info);
67 	grctx->bundle(info);
68 }
69 
70 const struct gf100_grctx_func
71 gk20a_grctx = {
72 	.main  = gk20a_grctx_generate_main,
73 	.unkn  = gk104_grctx_generate_unkn,
74 	.bundle = gk104_grctx_generate_bundle,
75 	.bundle_size = 0x1800,
76 	.bundle_min_gpm_fifo_depth = 0x62,
77 	.bundle_token_limit = 0x100,
78 	.pagepool = gk104_grctx_generate_pagepool,
79 	.pagepool_size = 0x8000,
80 	.attrib = gf117_grctx_generate_attrib,
81 	.attrib_nr_max = 0x240,
82 	.attrib_nr = 0x240,
83 	.alpha_nr_max = 0x648 + (0x648 / 2),
84 	.alpha_nr = 0x648,
85 };
86