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/*
* Copyright 2017 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.
*
* Authors: Ben Skeggs <bskeggs@redhat.com>
*/
#include "head.h"
static void
nv04_head_vblank_put(struct nvkm_head *head)
{
struct nvkm_device *device = head->disp->engine.subdev.device;
nvkm_wr32(device, 0x600140 + (head->id * 0x2000) , 0x00000000);
}
static void
nv04_head_vblank_get(struct nvkm_head *head)
{
struct nvkm_device *device = head->disp->engine.subdev.device;
nvkm_wr32(device, 0x600140 + (head->id * 0x2000) , 0x00000001);
}
static const struct nvkm_head_func
nv04_head = {
.vblank_get = nv04_head_vblank_get,
.vblank_put = nv04_head_vblank_put,
};
int
nv04_head_new(struct nvkm_disp *disp, int id)
{
return nvkm_head_new_(&nv04_head, disp, id);
}
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