linux/drivers/gpu/drm/nouveau/dispnv50/wndwca7e.c

/* SPDX-License-Identifier: MIT
 *
 * Copyright (c) 2025, NVIDIA CORPORATION. All rights reserved.
 */
#include "wndw.h"
#include "atom.h"

#include <nvif/pushc97b.h>

#include <nvhw/class/clca7e.h>

#include <nouveau_bo.h>

static int
wndwca7e_image_clr(struct nv50_wndw *wndw)
{
	struct nvif_push *push = &wndw->wndw.push;
	int ret;

	ret = PUSH_WAIT(push, 4);
	if (ret)
		return ret;

	PUSH_MTHD(push, NVCA7E, SET_PRESENT_CONTROL,
		  NVVAL(NVCA7E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, 0) |
		  NVDEF(NVCA7E, SET_PRESENT_CONTROL, BEGIN_MODE, NON_TEARING));

	PUSH_MTHD(push, NVCA7E, SET_SURFACE_ADDRESS_LO_ISO(0),
		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_ISO, ENABLE, DISABLE));

	return 0;
}

static int
wndwca7e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{
	const u32 iso0_hi = upper_32_bits(asyw->image.offset[0]);
	const u32 iso0_lo = lower_32_bits(asyw->image.offset[0]);
	struct nvif_push *push = &wndw->wndw.push;
	int ret, kind;

	if (asyw->image.kind)
		kind = NVCA7E_SET_SURFACE_ADDRESS_LO_ISO_KIND_BLOCKLINEAR;
	else
		kind = NVCA7E_SET_SURFACE_ADDRESS_LO_ISO_KIND_PITCH;

	ret = PUSH_WAIT(push, 17);
	if (ret)
		return ret;

	PUSH_MTHD(push, NVCA7E, SET_SURFACE_ADDRESS_HI_ISO(0), iso0_hi);

	PUSH_MTHD(push, NVCA7E, SET_SURFACE_ADDRESS_LO_ISO(0),
		  NVVAL(NVCA7E, SET_SURFACE_ADDRESS_LO_ISO, ADDRESS_LO, iso0_lo >> 4) |
		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_ISO, TARGET, PHYSICAL_NVM) |
		  NVVAL(NVCA7E, SET_SURFACE_ADDRESS_LO_ISO, KIND, kind) |
		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_ISO, ENABLE, ENABLE));

	PUSH_MTHD(push, NVCA7E, SET_PRESENT_CONTROL,
		  NVVAL(NVCA7E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval) |
		  NVVAL(NVCA7E, SET_PRESENT_CONTROL, BEGIN_MODE, asyw->image.mode) |
		  NVDEF(NVCA7E, SET_PRESENT_CONTROL, TIMESTAMP_MODE, DISABLE));

	PUSH_MTHD(push, NVCA7E, SET_SIZE,
		  NVVAL(NVCA7E, SET_SIZE, WIDTH, asyw->image.w) |
		  NVVAL(NVCA7E, SET_SIZE, HEIGHT, asyw->image.h),

				SET_STORAGE,
		  NVVAL(NVCA7E, SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh),

				SET_PARAMS,
		  NVVAL(NVCA7E, SET_PARAMS, FORMAT, asyw->image.format) |
		  NVDEF(NVCA7E, SET_PARAMS, CLAMP_BEFORE_BLEND, DISABLE) |
		  NVDEF(NVCA7E, SET_PARAMS, SWAP_UV, DISABLE) |
		  NVDEF(NVCA7E, SET_PARAMS, FMT_ROUNDING_MODE, ROUND_TO_NEAREST),

				SET_PLANAR_STORAGE(0),
		  NVVAL(NVCA7E, SET_PLANAR_STORAGE, PITCH, asyw->image.blocks[0]) |
		  NVVAL(NVCA7E, SET_PLANAR_STORAGE, PITCH, asyw->image.pitch[0] >> 6));

	PUSH_MTHD(push, NVCA7E, SET_POINT_IN(0),
		  NVVAL(NVCA7E, SET_POINT_IN, X, asyw->state.src_x >> 16) |
		  NVVAL(NVCA7E, SET_POINT_IN, Y, asyw->state.src_y >> 16));

	PUSH_MTHD(push, NVCA7E, SET_SIZE_IN,
		  NVVAL(NVCA7E, SET_SIZE_IN, WIDTH, asyw->state.src_w >> 16) |
		  NVVAL(NVCA7E, SET_SIZE_IN, HEIGHT, asyw->state.src_h >> 16));

	PUSH_MTHD(push, NVCA7E, SET_SIZE_OUT,
		  NVVAL(NVCA7E, SET_SIZE_OUT, WIDTH, asyw->state.crtc_w) |
		  NVVAL(NVCA7E, SET_SIZE_OUT, HEIGHT, asyw->state.crtc_h));

	return 0;
}

static int
wndwca7e_ilut_clr(struct nv50_wndw *wndw)
{
	struct nvif_push *push = &wndw->wndw.push;
	int ret;

	ret = PUSH_WAIT(push, 2);
	if (ret)
		return ret;

	PUSH_MTHD(push, NVCA7E, SET_SURFACE_ADDRESS_LO_ILUT,
		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_ILUT, ENABLE, DISABLE));

	return 0;
}

static int
wndwca7e_ilut_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{
	const u32 ilut_hi = upper_32_bits(asyw->xlut.i.offset);
	const u32 ilut_lo = lower_32_bits(asyw->xlut.i.offset);
	struct nvif_push *push = &wndw->wndw.push;
	int ret;

	ret = PUSH_WAIT(push, 5);
	if (ret)
		return ret;

	PUSH_MTHD(push, NVCA7E, SET_SURFACE_ADDRESS_HI_ILUT, ilut_hi,

				SET_SURFACE_ADDRESS_LO_ILUT,
		  NVVAL(NVCA7E, SET_SURFACE_ADDRESS_LO_ILUT, ADDRESS_LO, ilut_lo >> 4) |
		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_ILUT, TARGET, PHYSICAL_NVM) |
		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_ILUT, ENABLE, ENABLE));

	PUSH_MTHD(push, NVCA7E, SET_ILUT_CONTROL,
		  NVVAL(NVCA7E, SET_ILUT_CONTROL, SIZE, asyw->xlut.i.size) |
		  NVVAL(NVCA7E, SET_ILUT_CONTROL, MODE, asyw->xlut.i.mode) |
		  NVVAL(NVCA7E, SET_ILUT_CONTROL, INTERPOLATE, asyw->xlut.i.output_mode));

	return 0;
}

static int
wndwca7e_ntfy_clr(struct nv50_wndw *wndw)
{
	struct nvif_push *push = &wndw->wndw.push;
	int ret;

	ret = PUSH_WAIT(push, 2);
	if (ret)
		return ret;

	PUSH_MTHD(push, NVCA7E, SET_SURFACE_ADDRESS_LO_NOTIFIER,
		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_NOTIFIER, ENABLE, DISABLE));

	return 0;
}

static int
wndwca7e_ntfy_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{
	struct nv50_disp *disp = nv50_disp(wndw->plane.dev);
	const u64 ntfy_addr = disp->sync->offset + asyw->ntfy.offset;
	const u32 ntfy_hi = upper_32_bits(ntfy_addr);
	const u32 ntfy_lo = lower_32_bits(ntfy_addr);
	struct nvif_push *push = &wndw->wndw.push;
	int ret;

	ret = PUSH_WAIT(push, 5);
	if (ret)
		return ret;

	PUSH_MTHD(push, NVCA7E, SET_SURFACE_ADDRESS_HI_NOTIFIER, ntfy_hi,

				SET_SURFACE_ADDRESS_LO_NOTIFIER,
		  NVVAL(NVCA7E, SET_SURFACE_ADDRESS_LO_NOTIFIER, ADDRESS_LO, ntfy_lo >> 4) |
		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_NOTIFIER, TARGET, PHYSICAL_NVM) |
		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_NOTIFIER, ENABLE, ENABLE));

	PUSH_MTHD(push, NVCA7E, SET_NOTIFIER_CONTROL,
		  NVVAL(NVCA7E, SET_NOTIFIER_CONTROL, MODE, asyw->ntfy.awaken));

	return 0;
}

static const struct nv50_wndw_func
wndwca7e = {
	.acquire = wndwc37e_acquire,
	.release = wndwc37e_release,
	.ntfy_set = wndwca7e_ntfy_set,
	.ntfy_clr = wndwca7e_ntfy_clr,
	.ntfy_reset = corec37d_ntfy_init,
	.ntfy_wait_begun = base507c_ntfy_wait_begun,
	.ilut = wndwc57e_ilut,
	.ilut_identity = true,
	.ilut_size = 1024,
	.xlut_set = wndwca7e_ilut_set,
	.xlut_clr = wndwca7e_ilut_clr,
	.csc = base907c_csc,
	.csc_set = wndwc57e_csc_set,
	.csc_clr = wndwc57e_csc_clr,
	.image_set = wndwca7e_image_set,
	.image_clr = wndwca7e_image_clr,
	.blend_set = wndwc37e_blend_set,
	.update = wndwc37e_update,
};

int
wndwca7e_new(struct nouveau_drm *drm, enum drm_plane_type type, int index,
	     s32 oclass, struct nv50_wndw **pwndw)
{
	return wndwc37e_new_(&wndwca7e, drm, type, index, oclass, BIT(index >> 1), pwndw);
}