xref: /haiku/src/add-ons/accelerants/radeon_hd/displayport.h (revision 042344329e6368d53eaa40aed1cc22aac4ecf6b7)
196587f13SAlexander von Gluck IV /*
2*04234432SAlexander von Gluck IV  * Copyright 2011-2013, Haiku, Inc. All Rights Reserved.
396587f13SAlexander von Gluck IV  * Distributed under the terms of the MIT License.
496587f13SAlexander von Gluck IV  *
596587f13SAlexander von Gluck IV  * Authors:
696587f13SAlexander von Gluck IV  *		Alexander von Gluck IV, kallisti5@unixzen.com
7*04234432SAlexander von Gluck IV  *		Bill Randle, billr@neocat.org
896587f13SAlexander von Gluck IV  */
996587f13SAlexander von Gluck IV #ifndef RADEON_HD_DISPLAYPORT_H
1096587f13SAlexander von Gluck IV #define RADEON_HD_DISPLAYPORT_H
1196587f13SAlexander von Gluck IV 
1296587f13SAlexander von Gluck IV 
13c8677fb1SAlexander von Gluck IV #include <create_display_modes.h>
1496587f13SAlexander von Gluck IV #include <stdint.h>
1596587f13SAlexander von Gluck IV #include <SupportDefs.h>
1696587f13SAlexander von Gluck IV 
1783e3a8eaSAlexander von Gluck IV #include "accelerant.h"
180de9d6cdSAlexander von Gluck IV #include "dp.h"
19c8677fb1SAlexander von Gluck IV 
2096587f13SAlexander von Gluck IV 
21c6799d8aSAlexander von Gluck IV // Radeon HD specific DisplayPort Configuration Data
22c6799d8aSAlexander von Gluck IV #define DP_TRAINING_AUX_RD_INTERVAL 0x000e
238dfc5dbbSAlexander von Gluck IV #define DP_TPS3_SUPPORTED (1 << 6) // Stored within MAX_LANE_COUNT
24c6799d8aSAlexander von Gluck IV 
25c6799d8aSAlexander von Gluck IV 
265f44fcceSAlexander von Gluck IV uint8 dpcd_reg_read(uint32 hwPin, uint16 address);
275f44fcceSAlexander von Gluck IV void dpcd_reg_write(uint32 hwPin, uint16 address, uint8 value);
285f44fcceSAlexander von Gluck IV 
2918500e1cSAlexander von Gluck IV int dp_aux_write(uint32 hwPin, uint16 address, uint8* send,
3096587f13SAlexander von Gluck IV 	uint8 sendBytes, uint8 delay);
3118500e1cSAlexander von Gluck IV int dp_aux_read(uint32 hwPin, uint16 address, uint8* recv,
3296587f13SAlexander von Gluck IV 	int recvBytes, uint8 delay);
3318500e1cSAlexander von Gluck IV status_t dp_aux_set_i2c_byte(uint32 hwPin, uint16 address,
34*04234432SAlexander von Gluck IV 	uint8* data, bool start, bool stop);
3518500e1cSAlexander von Gluck IV status_t dp_aux_get_i2c_byte(uint32 hwPin, uint16 address,
36*04234432SAlexander von Gluck IV 	uint8* data, bool start, bool stop);
3796587f13SAlexander von Gluck IV 
384e7e3e33SAlexander von Gluck IV uint32 dp_get_link_rate(uint32 connectorIndex, display_mode* mode);
394e7e3e33SAlexander von Gluck IV uint32 dp_get_lane_count(uint32 connectorIndex, display_mode* mode);
40c8677fb1SAlexander von Gluck IV 
41f2c3cbf7SAlexander von Gluck IV void dp_setup_connectors();
420de9d6cdSAlexander von Gluck IV 
434e7e3e33SAlexander von Gluck IV status_t dp_link_train(uint32 connectorIndex, display_mode* mode);
440de9d6cdSAlexander von Gluck IV status_t dp_link_train_cr(uint32 connectorIndex);
45694eca3bSAlexander von Gluck IV status_t dp_link_train_ce(uint32 connectorIndex);
4696587f13SAlexander von Gluck IV 
47d92959abSAlexander von Gluck IV void debug_dp_info();
4896587f13SAlexander von Gluck IV 
49*04234432SAlexander von Gluck IV status_t dp_get_pixel_size_for(color_space space, size_t *pixelChunk,
50*04234432SAlexander von Gluck IV 	size_t *rowAlignment, size_t *pixelsPerChunk);
51*04234432SAlexander von Gluck IV status_t ddc2_dp_read_edid1(uint32 connectorIndex, edid1_info *edid);
52*04234432SAlexander von Gluck IV 
53*04234432SAlexander von Gluck IV 
5496587f13SAlexander von Gluck IV #endif /* RADEON_HD_DISPLAYPORT_H */