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path: root/drivers/gpu/drm/nouveau/dispnv50/ovly827e.c
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/*
 * Copyright 2018 Red Hat Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */
#include "ovly.h"
#include "atom.h"

#include <nouveau_bo.h>

#include <nvif/push507c.h>
#include <nvif/timer.h>

#include <nvhw/class/cl827e.h>

static int
ovly827e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{
	struct nvif_push *push = wndw->wndw.push;
	int ret;

	if ((ret = PUSH_WAIT(push, 12)))
		return ret;

	PUSH_NVSQ(push, NV827E, 0x0084, asyw->image.interval << 4);
	PUSH_NVSQ(push, NV827E, 0x00c0, asyw->image.handle[0]);
	PUSH_NVSQ(push, NV827E, 0x0100, 0x00000002);
	PUSH_NVSQ(push, NV827E, 0x0800, asyw->image.offset[0] >> 8);
	PUSH_NVSQ(push, NV827E, 0x0808, asyw->image.h << 16 | asyw->image.w,
				0x080c, asyw->image.layout << 20 |
				       (asyw->image.pitch[0] >> 8) << 8 |
					asyw->image.blocks[0] << 8 |
					asyw->image.blockh,
				0x0810, asyw->image.format << 8 |
					asyw->image.colorspace);
	return 0;
}

int
ovly827e_ntfy_wait_begun(struct nouveau_bo *bo, u32 offset,
			 struct nvif_device *device)
{
	s64 time = nvif_msec(device, 2000ULL,
		u32 data = nouveau_bo_rd32(bo, offset / 4 + 3);
		if ((data & 0xffff0000) == 0xffff0000)
			break;
		usleep_range(1, 2);
	);
	return time < 0 ? time : 0;
}

void
ovly827e_ntfy_reset(struct nouveau_bo *bo, u32 offset)
{
	NVBO_WR32(bo, offset, NV_DISP_NOTIFICATION_1, TIME_STAMP_0, 0);
	NVBO_WR32(bo, offset, NV_DISP_NOTIFICATION_1, TIME_STAMP_1, 0);
	NVBO_WR32(bo, offset, NV_DISP_NOTIFICATION_1, _2, 0);
	NVBO_WR32(bo, offset, NV_DISP_NOTIFICATION_1, _3,
			NVDEF(NV_DISP_NOTIFICATION_1, _3, STATUS, NOT_BEGUN));
}

static const struct nv50_wndw_func
ovly827e = {
	.acquire = ovly507e_acquire,
	.release = ovly507e_release,
	.ntfy_set = base507c_ntfy_set,
	.ntfy_clr = base507c_ntfy_clr,
	.ntfy_reset = ovly827e_ntfy_reset,
	.ntfy_wait_begun = ovly827e_ntfy_wait_begun,
	.image_set = ovly827e_image_set,
	.image_clr = base507c_image_clr,
	.scale_set = ovly507e_scale_set,
	.update = base507c_update,
};

const u32
ovly827e_format[] = {
	DRM_FORMAT_YUYV,
	DRM_FORMAT_UYVY,
	DRM_FORMAT_XRGB8888,
	DRM_FORMAT_XRGB1555,
	DRM_FORMAT_XBGR2101010,
	0
};

int
ovly827e_new(struct nouveau_drm *drm, int head, s32 oclass,
	     struct nv50_wndw **pwndw)
{
	return ovly507e_new_(&ovly827e, ovly827e_format, drm, head, oclass,
			     0x00000004 << (head * 8), pwndw);
}