linux/linux-5.18.11/drivers/gpu/drm/nouveau/dispnv50/crcc57d.c

59 lines
1.6 KiB
C

// SPDX-License-Identifier: MIT
#include "crc.h"
#include "crcc37d.h"
#include "core.h"
#include "disp.h"
#include "head.h"
#include <nvif/pushc37b.h>
#include <nvhw/class/clc57d.h>
static int crcc57d_set_src(struct nv50_head *head, int or, enum nv50_crc_source_type source,
struct nv50_crc_notifier_ctx *ctx)
{
struct nvif_push *push = nv50_disp(head->base.base.dev)->core->chan.push;
const int i = head->base.index;
u32 crc_args = NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, CONTROLLING_CHANNEL, CORE) |
NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, EXPECT_BUFFER_COLLAPSE, FALSE) |
NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, SECONDARY_CRC, NONE) |
NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, CRC_DURING_SNOOZE, DISABLE);
int ret;
switch (source) {
case NV50_CRC_SOURCE_TYPE_SOR:
crc_args |= NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, PRIMARY_CRC, SOR(or));
break;
case NV50_CRC_SOURCE_TYPE_SF:
crc_args |= NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, PRIMARY_CRC, SF);
break;
default:
break;
}
ret = PUSH_WAIT(push, 4);
if (ret)
return ret;
if (source) {
PUSH_MTHD(push, NVC57D, HEAD_SET_CONTEXT_DMA_CRC(i), ctx->ntfy.handle);
PUSH_MTHD(push, NVC57D, HEAD_SET_CRC_CONTROL(i), crc_args);
} else {
PUSH_MTHD(push, NVC57D, HEAD_SET_CRC_CONTROL(i), 0);
PUSH_MTHD(push, NVC57D, HEAD_SET_CONTEXT_DMA_CRC(i), 0);
}
return 0;
}
const struct nv50_crc_func crcc57d = {
.set_src = crcc57d_set_src,
.set_ctx = crcc37d_set_ctx,
.get_entry = crcc37d_get_entry,
.ctx_finished = crcc37d_ctx_finished,
.flip_threshold = CRCC37D_FLIP_THRESHOLD,
.num_entries = CRCC37D_MAX_ENTRIES,
.notifier_len = sizeof(struct crcc37d_notifier),
};