1// SPDX-License-Identifier: MIT
2
3#include "crc.h"
4#include "crcc37d.h"
5#include "core.h"
6#include "disp.h"
7#include "head.h"
8
9#include <nvif/pushc37b.h>
10
11#include <nvhw/class/clc57d.h>
12
13static int crcc57d_set_src(struct nv50_head *head, int or, enum nv50_crc_source_type source,
14			   struct nv50_crc_notifier_ctx *ctx)
15{
16	struct nvif_push *push = nv50_disp(head->base.base.dev)->core->chan.push;
17	const int i = head->base.index;
18	u32 crc_args = NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, CONTROLLING_CHANNEL, CORE) |
19		       NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, EXPECT_BUFFER_COLLAPSE, FALSE) |
20		       NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, SECONDARY_CRC, NONE) |
21		       NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, CRC_DURING_SNOOZE, DISABLE);
22	int ret;
23
24	switch (source) {
25	case NV50_CRC_SOURCE_TYPE_SOR:
26		crc_args |= NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, PRIMARY_CRC, SOR(or));
27		break;
28	case NV50_CRC_SOURCE_TYPE_SF:
29		crc_args |= NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, PRIMARY_CRC, SF);
30		break;
31	default:
32		break;
33	}
34
35	ret = PUSH_WAIT(push, 4);
36	if (ret)
37		return ret;
38
39	if (source) {
40		PUSH_MTHD(push, NVC57D, HEAD_SET_CONTEXT_DMA_CRC(i), ctx->ntfy.handle);
41		PUSH_MTHD(push, NVC57D, HEAD_SET_CRC_CONTROL(i), crc_args);
42	} else {
43		PUSH_MTHD(push, NVC57D, HEAD_SET_CRC_CONTROL(i), 0);
44		PUSH_MTHD(push, NVC57D, HEAD_SET_CONTEXT_DMA_CRC(i), 0);
45	}
46
47	return 0;
48}
49
50const struct nv50_crc_func crcc57d = {
51	.set_src = crcc57d_set_src,
52	.set_ctx = crcc37d_set_ctx,
53	.get_entry = crcc37d_get_entry,
54	.ctx_finished = crcc37d_ctx_finished,
55	.flip_threshold = CRCC37D_FLIP_THRESHOLD,
56	.num_entries = CRCC37D_MAX_ENTRIES,
57	.notifier_len = sizeof(struct crcc37d_notifier),
58};
59