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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 "wimm.h"
#include "atom.h"
#include "wndw.h"
#include <nvif/clc37b.h>
#include <nvif/pushc37b.h>
#include <nvhw/class/clc37b.h>
static int
wimmc37b_update(struct nv50_wndw *wndw, u32 *interlock)
{
struct nvif_push *push = wndw->wimm.push;
int ret;
if ((ret = PUSH_WAIT(push, 2)))
return ret;
PUSH_MTHD(push, NVC37B, UPDATE, 0x00000001 |
NVVAL(NVC37B, UPDATE, INTERLOCK_WITH_WINDOW,
!!(interlock[NV50_DISP_INTERLOCK_WNDW] & wndw->interlock.data)));
return PUSH_KICK(push);
}
static int
wimmc37b_point(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{
struct nvif_push *push = wndw->wimm.push;
int ret;
if ((ret = PUSH_WAIT(push, 2)))
return ret;
PUSH_MTHD(push, NVC37B, SET_POINT_OUT(0),
NVVAL(NVC37B, SET_POINT_OUT, X, asyw->point.x) |
NVVAL(NVC37B, SET_POINT_OUT, Y, asyw->point.y));
return 0;
}
static const struct nv50_wimm_func
wimmc37b = {
.point = wimmc37b_point,
.update = wimmc37b_update,
};
static int
wimmc37b_init_(const struct nv50_wimm_func *func, struct nouveau_drm *drm,
s32 oclass, struct nv50_wndw *wndw)
{
struct nvc37b_window_imm_channel_dma_v0 args = {
.pushbuf = 0xb0007b00 | wndw->id,
.index = wndw->id,
};
struct nv50_disp *disp = nv50_disp(drm->dev);
int ret;
ret = nv50_dmac_create(&drm->client.device, &disp->disp->object,
&oclass, 0, &args, sizeof(args), 0,
&wndw->wimm);
if (ret) {
NV_ERROR(drm, "wimm%04x allocation failed: %d\n", oclass, ret);
return ret;
}
wndw->interlock.wimm = wndw->interlock.data;
wndw->immd = func;
return 0;
}
int
wimmc37b_init(struct nouveau_drm *drm, s32 oclass, struct nv50_wndw *wndw)
{
return wimmc37b_init_(&wimmc37b, drm, oclass, wndw);
}
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