132 lines
3.8 KiB
C
132 lines
3.8 KiB
C
/*
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* Copyright 2012 Red Hat Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: Ben Skeggs
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*/
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#include "outpdp.h"
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#include "nv50.h"
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#include <core/client.h>
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#include <subdev/i2c.h>
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#include <subdev/timer.h>
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#include <nvif/cl5070.h>
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#include <nvif/unpack.h>
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int
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nv50_pior_power(NV50_DISP_MTHD_V1)
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{
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struct nvkm_device *device = disp->base.engine.subdev.device;
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const u32 soff = outp->or * 0x800;
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union {
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struct nv50_disp_pior_pwr_v0 v0;
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} *args = data;
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u32 ctrl, type;
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int ret = -ENOSYS;
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nvif_ioctl(object, "disp pior pwr size %d\n", size);
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if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
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nvif_ioctl(object, "disp pior pwr vers %d state %d type %x\n",
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args->v0.version, args->v0.state, args->v0.type);
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if (args->v0.type > 0x0f)
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return -EINVAL;
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ctrl = !!args->v0.state;
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type = args->v0.type;
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} else
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return ret;
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nvkm_msec(device, 2000,
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if (!(nvkm_rd32(device, 0x61e004 + soff) & 0x80000000))
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break;
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);
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nvkm_mask(device, 0x61e004 + soff, 0x80000101, 0x80000000 | ctrl);
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nvkm_msec(device, 2000,
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if (!(nvkm_rd32(device, 0x61e004 + soff) & 0x80000000))
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break;
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);
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disp->pior.type[outp->or] = type;
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return 0;
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}
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/******************************************************************************
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* TMDS
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*****************************************************************************/
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static const struct nvkm_output_func
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nv50_pior_output_func = {
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};
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int
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nv50_pior_output_new(struct nvkm_disp *disp, int index,
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struct dcb_output *dcbE, struct nvkm_output **poutp)
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{
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return nvkm_output_new_(&nv50_pior_output_func, disp,
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index, dcbE, poutp);
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}
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/******************************************************************************
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* DisplayPort
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*****************************************************************************/
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static int
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nv50_pior_output_dp_pattern(struct nvkm_output_dp *outp, int pattern)
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{
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return 0;
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}
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static int
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nv50_pior_output_dp_lnk_pwr(struct nvkm_output_dp *outp, int nr)
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{
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return 0;
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}
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static int
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nv50_pior_output_dp_lnk_ctl(struct nvkm_output_dp *outp,
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int nr, int bw, bool ef)
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{
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int ret = nvkm_i2c_aux_lnk_ctl(outp->aux, nr, bw, ef);
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if (ret)
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return ret;
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return 1;
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}
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static const struct nvkm_output_dp_func
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nv50_pior_output_dp_func = {
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.pattern = nv50_pior_output_dp_pattern,
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.lnk_pwr = nv50_pior_output_dp_lnk_pwr,
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.lnk_ctl = nv50_pior_output_dp_lnk_ctl,
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};
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int
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nv50_pior_dp_new(struct nvkm_disp *disp, int index, struct dcb_output *dcbE,
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struct nvkm_output **poutp)
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{
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struct nvkm_i2c *i2c = disp->engine.subdev.device->i2c;
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struct nvkm_i2c_aux *aux =
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nvkm_i2c_aux_find(i2c, NVKM_I2C_AUX_EXT(dcbE->extdev));
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struct nvkm_output_dp *outp;
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if (!(outp = kzalloc(sizeof(*outp), GFP_KERNEL)))
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return -ENOMEM;
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*poutp = &outp->base;
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return nvkm_output_dp_ctor(&nv50_pior_output_dp_func, disp,
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index, dcbE, aux, outp);
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}
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