OpenCloudOS-Kernel/drivers/gpu/drm/nouveau/dispnv50/sor907d.c

42 lines
1.5 KiB
C

/*
* 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 "core.h"
#include <nvif/class.h>
static void
sor907d_ctrl(struct nv50_core *core, int or, u32 ctrl,
struct nv50_head_atom *asyh)
{
u32 *push;
if ((push = evo_wait(&core->chan, 2))) {
evo_mthd(push, 0x0200 + (or * 0x20), 1);
evo_data(push, ctrl);
evo_kick(push, &core->chan);
}
}
const struct nv50_outp_func
sor907d = {
.ctrl = sor907d_ctrl,
};