Files
cubelinux-kernel/drivers/gpu/drm/nouveau/dispnv50/crcc57d.c
T
Greg Kroah-Hartman 598cf27219 Linux 6.19.3
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org
Tested-by: Florian Fainelli <florian.fainelli@broadcom.com>
Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com>
Tested-by: Peter Schneider <pschneider1968@googlemail.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Salvatore Bonaccorso <carnil@debian.org>
Tested-by: Brett A C Sheffield <bacs@librecast.net>
Tested-by: Mark Brown <broonie@kernel.org>
Tested-by: Luna Jernberg <droidbittin@gmail.com>
Tested-by: Ronald Warsow <rwarsow@gmx.de>
Tested-by: Justin M. Forbes <jforbes@fedoraproject.org>
Tested-by: Ron Economos <re@w6rz.net>
Tested-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-02-19 16:33:27 +01:00

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),
};