blob: 0d1b81fe109304de4bc53c496f3625654b6593e9 [file] [log] [blame]
/*
* Copyright 2012 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
*/
#include "ior.h"
void
gt215_hda_eld(struct nvkm_ior *ior, int head, u8 *data, u8 size)
{
struct nvkm_device *device = ior->disp->engine.subdev.device;
const u32 soff = ior->id * 0x800;
int i;
for (i = 0; i < size; i++)
nvkm_wr32(device, 0x61c440 + soff, (i << 8) | data[i]);
for (; i < 0x60; i++)
nvkm_wr32(device, 0x61c440 + soff, (i << 8));
nvkm_mask(device, 0x61c448 + soff, 0x80000002, 0x80000002);
}
void
gt215_hda_hpd(struct nvkm_ior *ior, int head, bool present)
{
struct nvkm_device *device = ior->disp->engine.subdev.device;
u32 data = 0x80000000;
u32 mask = 0x80000001;
if (present)
data |= 0x00000001;
else
mask |= 0x00000002;
nvkm_mask(device, 0x61c448 + ior->id * 0x800, mask, data);
}