nouveau/dispnv50/sorc37d.c

0001 /*
0002  * Copyright 2018 Red Hat Inc.
0003  *
0004  * Permission is hereby granted, free of charge, to any person obtaining a
0005  * copy of this software and associated documentation files (the "Software"),
0006  * to deal in the Software without restriction, including without limitation
0007  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
0008  * and/or sell copies of the Software, and to permit persons to whom the
0009  * Software is furnished to do so, subject to the following conditions:
0010  *
0011  * The above copyright notice and this permission notice shall be included in
0012  * all copies or substantial portions of the Software.
0013  *
0014  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
0015  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0016  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
0017  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
0018  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
0019  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
0020  * OTHER DEALINGS IN THE SOFTWARE.
0021  */
0022 #include "core.h"
0023
0024 #include <nvif/pushc37b.h>
0025
0026 #include <nvhw/class/clc37d.h>
0027
0028 static int
0029 sorc37d_ctrl(struct nv50_core *core, int or, u32 ctrl,
0030          struct nv50_head_atom *asyh)
0031 {
0032     struct nvif_push *push = core->chan.push;
0033     int ret;
0034
0035     if ((ret = PUSH_WAIT(push, 2)))
0036         return ret;
0037
0038     PUSH_MTHD(push, NVC37D, SOR_SET_CONTROL(or), ctrl);
0039     return 0;
0040 }
0041
0042 static void
0043 sorc37d_get_caps(struct nv50_disp *disp, struct nouveau_encoder *outp, int or)
0044 {
0045     u32 tmp = nvif_rd32(&disp->caps, 0x000144 + (or * 8));
0046
0047     outp->caps.dp_interlace = !!(tmp & 0x04000000);
0048 }
0049
0050 const struct nv50_outp_func
0051 sorc37d = {
0052     .ctrl = sorc37d_ctrl,
0053     .get_caps = sorc37d_get_caps,
0054 };