cregit-Linux how code gets into the kernel

Release 4.17 drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgt215.c

/*
 * 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.
 */
#include "ior.h"

#include <subdev/timer.h>


void gt215_sor_dp_audio(struct nvkm_ior *sor, int head, bool enable) { struct nvkm_device *device = sor->disp->engine.subdev.device; const u32 soff = nv50_ior_base(sor); const u32 data = 0x80000000 | (0x00000001 * enable); const u32 mask = 0x8000000d; nvkm_mask(device, 0x61c1e0 + soff, mask, data); nvkm_msec(device, 2000, if (!(nvkm_rd32(device, 0x61c1e0 + soff) & 0x80000000)) break; ); }

Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs84100.00%1100.00%
Total84100.00%1100.00%

static const struct nvkm_ior_func gt215_sor = { .state = g94_sor_state, .power = nv50_sor_power, .clock = nv50_sor_clock, .hdmi = { .ctrl = gt215_hdmi_ctrl, }, .dp = { .lanes = { 2, 1, 0, 3 }, .links = g94_sor_dp_links, .power = g94_sor_dp_power, .pattern = g94_sor_dp_pattern, .drive = g94_sor_dp_drive, .audio = gt215_sor_dp_audio, .audio_sym = g94_sor_dp_audio_sym, .activesym = g94_sor_dp_activesym, .watermark = g94_sor_dp_watermark, }, .hda = { .hpd = gt215_hda_hpd, .eld = gt215_hda_eld, }, };
int gt215_sor_new(struct nvkm_disp *disp, int id) { return nv50_sor_new_(&gt215_sor, disp, id); }

Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs24100.00%2100.00%
Total24100.00%2100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs221100.00%12100.00%
Total221100.00%12100.00%
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