xref: /linux/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gv100.c (revision 2c0c15a2)
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 "gf100.h"
23 #include "ram.h"
24 
25 int
gv100_fb_init_page(struct nvkm_fb * fb)26 gv100_fb_init_page(struct nvkm_fb *fb)
27 {
28 	return (fb->page == 16) ? 0 : -EINVAL;
29 }
30 
31 static const struct nvkm_fb_func
32 gv100_fb = {
33 	.dtor = gf100_fb_dtor,
34 	.oneinit = gp102_fb_oneinit,
35 	.init = gm200_fb_init,
36 	.init_page = gv100_fb_init_page,
37 	.init_unkn = gp100_fb_init_unkn,
38 	.sysmem.flush_page_init = gf100_fb_sysmem_flush_page_init,
39 	.vidmem.size = gp102_fb_vidmem_size,
40 	.vpr.scrub_required = gp102_fb_vpr_scrub_required,
41 	.vpr.scrub = gp102_fb_vpr_scrub,
42 	.ram_new = gp102_ram_new,
43 	.default_bigpage = 16,
44 };
45 
46 int
gv100_fb_new(struct nvkm_device * device,enum nvkm_subdev_type type,int inst,struct nvkm_fb ** pfb)47 gv100_fb_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_fb **pfb)
48 {
49 	return gf100_fb_new_(&gv100_fb, device, type, inst, pfb);
50 }
51 
52 MODULE_FIRMWARE("nvidia/gv100/nvdec/scrubber.bin");
53