xref: /linux/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/ga102.c (revision 69bfec7548f4c1595bac0e3ddfc0458a5af31f4c)
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 "priv.h"
23 
24 static void
25 ga102_ltc_zbc_clear_color(struct nvkm_ltc *ltc, int i, const u32 color[4])
26 {
27 	struct nvkm_device *device = ltc->subdev.device;
28 
29 	nvkm_mask(device, 0x17e338, 0x0000001f, i);
30 	nvkm_wr32(device, 0x17e33c, color[0]);
31 	nvkm_wr32(device, 0x17e340, color[1]);
32 	nvkm_wr32(device, 0x17e344, color[2]);
33 	nvkm_wr32(device, 0x17e348, color[3]);
34 }
35 
36 static const struct nvkm_ltc_func
37 ga102_ltc = {
38 	.oneinit = gp100_ltc_oneinit,
39 	.init = gp100_ltc_init,
40 	.intr = gp100_ltc_intr,
41 	.cbc_clear = gm107_ltc_cbc_clear,
42 	.cbc_wait = gm107_ltc_cbc_wait,
43 	.zbc_color = 31,
44 	.zbc_depth = 16,
45 	.zbc_clear_color = ga102_ltc_zbc_clear_color,
46 	.zbc_clear_depth = gm107_ltc_zbc_clear_depth,
47 	.zbc_clear_stencil = gp102_ltc_zbc_clear_stencil,
48 	.invalidate = gf100_ltc_invalidate,
49 	.flush = gf100_ltc_flush,
50 };
51 
52 int
53 ga102_ltc_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
54 	      struct nvkm_ltc **pltc)
55 {
56 	return nvkm_ltc_new_(&ga102_ltc, device, type, inst, pltc);
57 }
58