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/*
* 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 "hdmi.h"
void
gv100_hdmi_ctrl(struct nvkm_ior *ior, int head, bool enable, u8 max_ac_packet,
u8 rekey, u8 *avi, u8 avi_size, u8 *vendor, u8 vendor_size)
{
struct nvkm_device *device = ior->disp->engine.subdev.device;
const u32 ctrl = 0x40000000 * enable |
max_ac_packet << 16 |
rekey;
const u32 hoff = head * 0x800;
const u32 hdmi = head * 0x400;
struct packed_hdmi_infoframe avi_infoframe;
struct packed_hdmi_infoframe vendor_infoframe;
pack_hdmi_infoframe(&avi_infoframe, avi, avi_size);
pack_hdmi_infoframe(&vendor_infoframe, vendor, vendor_size);
if (!(ctrl & 0x40000000)) {
nvkm_mask(device, 0x6165c0 + hoff, 0x40000000, 0x00000000);
nvkm_mask(device, 0x6f0100 + hdmi, 0x00000001, 0x00000000);
nvkm_mask(device, 0x6f00c0 + hdmi, 0x00000001, 0x00000000);
nvkm_mask(device, 0x6f0000 + hdmi, 0x00000001, 0x00000000);
return;
}
/* AVI InfoFrame (AVI). */
nvkm_mask(device, 0x6f0000 + hdmi, 0x00000001, 0x00000000);
if (avi_size) {
nvkm_wr32(device, 0x6f0008 + hdmi, avi_infoframe.header);
nvkm_wr32(device, 0x6f000c + hdmi, avi_infoframe.subpack0_low);
nvkm_wr32(device, 0x6f0010 + hdmi, avi_infoframe.subpack0_high);
nvkm_wr32(device, 0x6f0014 + hdmi, avi_infoframe.subpack1_low);
nvkm_wr32(device, 0x6f0018 + hdmi, avi_infoframe.subpack1_high);
nvkm_mask(device, 0x6f0000 + hdmi, 0x00000001, 0x00000001);
}
/* Vendor-specific InfoFrame (VSI). */
nvkm_mask(device, 0x6f0100 + hdmi, 0x00010001, 0x00000000);
if (vendor_size) {
nvkm_wr32(device, 0x6f0108 + hdmi, vendor_infoframe.header);
nvkm_wr32(device, 0x6f010c + hdmi, vendor_infoframe.subpack0_low);
nvkm_wr32(device, 0x6f0110 + hdmi, vendor_infoframe.subpack0_high);
nvkm_wr32(device, 0x6f0110 + hdmi, 0x00000000);
nvkm_wr32(device, 0x6f0114 + hdmi, 0x00000000);
nvkm_wr32(device, 0x6f0118 + hdmi, 0x00000000);
nvkm_wr32(device, 0x6f011c + hdmi, 0x00000000);
nvkm_wr32(device, 0x6f0120 + hdmi, 0x00000000);
nvkm_wr32(device, 0x6f0124 + hdmi, 0x00000000);
nvkm_mask(device, 0x6f0100 + hdmi, 0x00000001, 0x00000001);
}
/* General Control (GCP). */
nvkm_mask(device, 0x6f00c0 + hdmi, 0x00000001, 0x00000000);
nvkm_wr32(device, 0x6f00cc + hdmi, 0x00000010);
nvkm_mask(device, 0x6f00c0 + hdmi, 0x00000001, 0x00000001);
/* Audio Clock Regeneration (ACR). */
nvkm_wr32(device, 0x6f0080 + hdmi, 0x82000000);
/* NV_PDISP_SF_HDMI_CTRL. */
nvkm_mask(device, 0x6165c0 + hoff, 0x401f007f, ctrl);
}
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