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/* SPDX-License-Identifier: MIT */
#ifndef __NVBIOS_CONN_H__
#define __NVBIOS_CONN_H__
/*
* An enumerator representing all of the possible VBIOS connector types defined
* by Nvidia at
* https://nvidia.github.io/open-gpu-doc/DCB/DCB-4.x-Specification.html.
*
* [1] Nvidia's documentation actually claims DCB_CONNECTOR_HDMI_0 is a "3-Pin
* DIN Stereo Connector". This seems very likely to be a documentation typo
* or some sort of funny historical baggage, because we've treated this
* connector type as HDMI for years without issue.
* TODO: Check with Nvidia what's actually happening here.
*/
enum dcb_connector_type {
/* Analog outputs */
DCB_CONNECTOR_VGA = 0x00, // VGA 15-pin connector
DCB_CONNECTOR_DVI_A = 0x01, // DVI-A
DCB_CONNECTOR_POD_VGA = 0x02, // Pod - VGA 15-pin connector
DCB_CONNECTOR_TV_0 = 0x10, // TV - Composite Out
DCB_CONNECTOR_TV_1 = 0x11, // TV - S-Video Out
DCB_CONNECTOR_TV_2 = 0x12, // TV - S-Video Breakout - Composite
DCB_CONNECTOR_TV_3 = 0x13, // HDTV Component - YPrPb
DCB_CONNECTOR_TV_SCART = 0x14, // TV - SCART Connector
DCB_CONNECTOR_TV_SCART_D = 0x16, // TV - Composite SCART over D-connector
DCB_CONNECTOR_TV_DTERM = 0x17, // HDTV - D-connector (EIAJ4120)
DCB_CONNECTOR_POD_TV_3 = 0x18, // Pod - HDTV - YPrPb
DCB_CONNECTOR_POD_TV_1 = 0x19, // Pod - S-Video
DCB_CONNECTOR_POD_TV_0 = 0x1a, // Pod - Composite
/* DVI digital outputs */
DCB_CONNECTOR_DVI_I_TV_1 = 0x20, // DVI-I-TV-S-Video
DCB_CONNECTOR_DVI_I_TV_0 = 0x21, // DVI-I-TV-Composite
DCB_CONNECTOR_DVI_I_TV_2 = 0x22, // DVI-I-TV-S-Video Breakout-Composite
DCB_CONNECTOR_DVI_I = 0x30, // DVI-I
DCB_CONNECTOR_DVI_D = 0x31, // DVI-D
DCB_CONNECTOR_DVI_ADC = 0x32, // Apple Display Connector (ADC)
DCB_CONNECTOR_DMS59_0 = 0x38, // LFH-DVI-I-1
DCB_CONNECTOR_DMS59_1 = 0x39, // LFH-DVI-I-2
DCB_CONNECTOR_BNC = 0x3c, // BNC Connector [for SDI?]
/* LVDS / TMDS digital outputs */
DCB_CONNECTOR_LVDS = 0x40, // LVDS-SPWG-Attached [is this name correct?]
DCB_CONNECTOR_LVDS_SPWG = 0x41, // LVDS-OEM-Attached (non-removable)
DCB_CONNECTOR_LVDS_REM = 0x42, // LVDS-SPWG-Detached [following naming above]
DCB_CONNECTOR_LVDS_SPWG_REM = 0x43, // LVDS-OEM-Detached (removable)
DCB_CONNECTOR_TMDS = 0x45, // TMDS-OEM-Attached (non-removable)
/* DP digital outputs */
DCB_CONNECTOR_DP = 0x46, // DisplayPort External Connector
DCB_CONNECTOR_eDP = 0x47, // DisplayPort Internal Connector
DCB_CONNECTOR_mDP = 0x48, // DisplayPort (Mini) External Connector
/* Dock outputs (not used) */
DCB_CONNECTOR_DOCK_VGA_0 = 0x50, // VGA 15-pin if not docked
DCB_CONNECTOR_DOCK_VGA_1 = 0x51, // VGA 15-pin if docked
DCB_CONNECTOR_DOCK_DVI_I_0 = 0x52, // DVI-I if not docked
DCB_CONNECTOR_DOCK_DVI_I_1 = 0x53, // DVI-I if docked
DCB_CONNECTOR_DOCK_DVI_D_0 = 0x54, // DVI-D if not docked
DCB_CONNECTOR_DOCK_DVI_D_1 = 0x55, // DVI-D if docked
DCB_CONNECTOR_DOCK_DP_0 = 0x56, // DisplayPort if not docked
DCB_CONNECTOR_DOCK_DP_1 = 0x57, // DisplayPort if docked
DCB_CONNECTOR_DOCK_mDP_0 = 0x58, // DisplayPort (Mini) if not docked
DCB_CONNECTOR_DOCK_mDP_1 = 0x59, // DisplayPort (Mini) if docked
/* HDMI? digital outputs */
DCB_CONNECTOR_HDMI_0 = 0x60, // HDMI? See [1] in top-level enum comment above
DCB_CONNECTOR_HDMI_1 = 0x61, // HDMI-A connector
DCB_CONNECTOR_SPDIF = 0x62, // Audio S/PDIF connector
DCB_CONNECTOR_HDMI_C = 0x63, // HDMI-C (Mini) connector
/* Misc. digital outputs */
DCB_CONNECTOR_DMS59_DP0 = 0x64, // LFH-DP-1
DCB_CONNECTOR_DMS59_DP1 = 0x65, // LFH-DP-2
DCB_CONNECTOR_WFD = 0x70, // Virtual connector for Wifi Display (WFD)
DCB_CONNECTOR_USB_C = 0x71, // [DP over USB-C; not present in docs]
DCB_CONNECTOR_NONE = 0xff // Skip Entry
};
struct nvbios_connT {
};
u32 nvbios_connTe(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len);
u32 nvbios_connTp(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len,
struct nvbios_connT *info);
struct nvbios_connE {
u8 type;
u8 location;
u8 hpd;
u8 dp;
u8 di;
u8 sr;
u8 lcdid;
};
u32 nvbios_connEe(struct nvkm_bios *bios, u8 idx, u8 *ver, u8 *hdr);
u32 nvbios_connEp(struct nvkm_bios *bios, u8 idx, u8 *ver, u8 *hdr,
struct nvbios_connE *info);
#endif
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