1 /*
2  * Copyright 2021 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 "gf100.h"
23 #include "ram.h"
24 
25 #include <engine/nvdec.h>
26 
27 static int
28 ga102_fb_vpr_scrub(struct nvkm_fb *fb)
29 {
30 	struct nvkm_falcon_fw fw = {};
31 	int ret;
32 
33 	ret = nvkm_falcon_fw_ctor_hs_v2(&ga102_flcn_fw, "mem-unlock", &fb->subdev, "nvdec/scrubber",
34 					0, &fb->subdev.device->nvdec[0]->falcon, &fw);
35 	if (ret)
36 		return ret;
37 
38 	ret = nvkm_falcon_fw_boot(&fw, &fb->subdev, true, NULL, NULL, 0, 0);
39 	nvkm_falcon_fw_dtor(&fw);
40 	return ret;
41 }
42 
43 static bool
44 ga102_fb_vpr_scrub_required(struct nvkm_fb *fb)
45 {
46 	return (nvkm_rd32(fb->subdev.device, 0x1fa80c) & 0x00000010) != 0;
47 }
48 
49 static const struct nvkm_fb_func
50 ga102_fb = {
51 	.dtor = gf100_fb_dtor,
52 	.oneinit = gf100_fb_oneinit,
53 	.init = gm200_fb_init,
54 	.init_page = gv100_fb_init_page,
55 	.init_unkn = gp100_fb_init_unkn,
56 	.sysmem.flush_page_init = gf100_fb_sysmem_flush_page_init,
57 	.ram_new = ga102_ram_new,
58 	.default_bigpage = 16,
59 	.vpr.scrub_required = ga102_fb_vpr_scrub_required,
60 	.vpr.scrub = ga102_fb_vpr_scrub,
61 };
62 
63 int
64 ga102_fb_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_fb **pfb)
65 {
66 	return gp102_fb_new_(&ga102_fb, device, type, inst, pfb);
67 }
68 
69 MODULE_FIRMWARE("nvidia/ga102/nvdec/scrubber.bin");
70 MODULE_FIRMWARE("nvidia/ga103/nvdec/scrubber.bin");
71 MODULE_FIRMWARE("nvidia/ga104/nvdec/scrubber.bin");
72 MODULE_FIRMWARE("nvidia/ga106/nvdec/scrubber.bin");
73 MODULE_FIRMWARE("nvidia/ga107/nvdec/scrubber.bin");
74