drm_dp.h 77 KB

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  1. /*
  2. * Copyright © 2008 Keith Packard
  3. *
  4. * Permission to use, copy, modify, distribute, and sell this software and its
  5. * documentation for any purpose is hereby granted without fee, provided that
  6. * the above copyright notice appear in all copies and that both that copyright
  7. * notice and this permission notice appear in supporting documentation, and
  8. * that the name of the copyright holders not be used in advertising or
  9. * publicity pertaining to distribution of the software without specific,
  10. * written prior permission. The copyright holders make no representations
  11. * about the suitability of this software for any purpose. It is provided "as
  12. * is" without express or implied warranty.
  13. *
  14. * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
  15. * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
  16. * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
  17. * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
  18. * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
  19. * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
  20. * OF THIS SOFTWARE.
  21. */
  22. #ifndef _DRM_DP_H_
  23. #define _DRM_DP_H_
  24. #include <linux/types.h>
  25. /*
  26. * Unless otherwise noted, all values are from the DP 1.1a spec. Note that
  27. * DP and DPCD versions are independent. Differences from 1.0 are not noted,
  28. * 1.0 devices basically don't exist in the wild.
  29. *
  30. * Abbreviations, in chronological order:
  31. *
  32. * eDP: Embedded DisplayPort version 1
  33. * DPI: DisplayPort Interoperability Guideline v1.1a
  34. * 1.2: DisplayPort 1.2
  35. * MST: Multistream Transport - part of DP 1.2a
  36. *
  37. * 1.2 formally includes both eDP and DPI definitions.
  38. */
  39. /* MSA (Main Stream Attribute) MISC bits (as MISC1<<8|MISC0) */
  40. #define DP_MSA_MISC_SYNC_CLOCK (1 << 0)
  41. #define DP_MSA_MISC_INTERLACE_VTOTAL_EVEN (1 << 8)
  42. #define DP_MSA_MISC_STEREO_NO_3D (0 << 9)
  43. #define DP_MSA_MISC_STEREO_PROG_RIGHT_EYE (1 << 9)
  44. #define DP_MSA_MISC_STEREO_PROG_LEFT_EYE (3 << 9)
  45. /* bits per component for non-RAW */
  46. #define DP_MSA_MISC_6_BPC (0 << 5)
  47. #define DP_MSA_MISC_8_BPC (1 << 5)
  48. #define DP_MSA_MISC_10_BPC (2 << 5)
  49. #define DP_MSA_MISC_12_BPC (3 << 5)
  50. #define DP_MSA_MISC_16_BPC (4 << 5)
  51. /* bits per component for RAW */
  52. #define DP_MSA_MISC_RAW_6_BPC (1 << 5)
  53. #define DP_MSA_MISC_RAW_7_BPC (2 << 5)
  54. #define DP_MSA_MISC_RAW_8_BPC (3 << 5)
  55. #define DP_MSA_MISC_RAW_10_BPC (4 << 5)
  56. #define DP_MSA_MISC_RAW_12_BPC (5 << 5)
  57. #define DP_MSA_MISC_RAW_14_BPC (6 << 5)
  58. #define DP_MSA_MISC_RAW_16_BPC (7 << 5)
  59. /* pixel encoding/colorimetry format */
  60. #define _DP_MSA_MISC_COLOR(misc1_7, misc0_21, misc0_3, misc0_4) \
  61. ((misc1_7) << 15 | (misc0_4) << 4 | (misc0_3) << 3 | ((misc0_21) << 1))
  62. #define DP_MSA_MISC_COLOR_RGB _DP_MSA_MISC_COLOR(0, 0, 0, 0)
  63. #define DP_MSA_MISC_COLOR_CEA_RGB _DP_MSA_MISC_COLOR(0, 0, 1, 0)
  64. #define DP_MSA_MISC_COLOR_RGB_WIDE_FIXED _DP_MSA_MISC_COLOR(0, 3, 0, 0)
  65. #define DP_MSA_MISC_COLOR_RGB_WIDE_FLOAT _DP_MSA_MISC_COLOR(0, 3, 0, 1)
  66. #define DP_MSA_MISC_COLOR_Y_ONLY _DP_MSA_MISC_COLOR(1, 0, 0, 0)
  67. #define DP_MSA_MISC_COLOR_RAW _DP_MSA_MISC_COLOR(1, 1, 0, 0)
  68. #define DP_MSA_MISC_COLOR_YCBCR_422_BT601 _DP_MSA_MISC_COLOR(0, 1, 1, 0)
  69. #define DP_MSA_MISC_COLOR_YCBCR_422_BT709 _DP_MSA_MISC_COLOR(0, 1, 1, 1)
  70. #define DP_MSA_MISC_COLOR_YCBCR_444_BT601 _DP_MSA_MISC_COLOR(0, 2, 1, 0)
  71. #define DP_MSA_MISC_COLOR_YCBCR_444_BT709 _DP_MSA_MISC_COLOR(0, 2, 1, 1)
  72. #define DP_MSA_MISC_COLOR_XVYCC_422_BT601 _DP_MSA_MISC_COLOR(0, 1, 0, 0)
  73. #define DP_MSA_MISC_COLOR_XVYCC_422_BT709 _DP_MSA_MISC_COLOR(0, 1, 0, 1)
  74. #define DP_MSA_MISC_COLOR_XVYCC_444_BT601 _DP_MSA_MISC_COLOR(0, 2, 0, 0)
  75. #define DP_MSA_MISC_COLOR_XVYCC_444_BT709 _DP_MSA_MISC_COLOR(0, 2, 0, 1)
  76. #define DP_MSA_MISC_COLOR_OPRGB _DP_MSA_MISC_COLOR(0, 0, 1, 1)
  77. #define DP_MSA_MISC_COLOR_DCI_P3 _DP_MSA_MISC_COLOR(0, 3, 1, 0)
  78. #define DP_MSA_MISC_COLOR_COLOR_PROFILE _DP_MSA_MISC_COLOR(0, 3, 1, 1)
  79. #define DP_MSA_MISC_COLOR_VSC_SDP (1 << 14)
  80. #define DP_AUX_MAX_PAYLOAD_BYTES 16
  81. #define DP_AUX_I2C_WRITE 0x0
  82. #define DP_AUX_I2C_READ 0x1
  83. #define DP_AUX_I2C_WRITE_STATUS_UPDATE 0x2
  84. #define DP_AUX_I2C_MOT 0x4
  85. #define DP_AUX_NATIVE_WRITE 0x8
  86. #define DP_AUX_NATIVE_READ 0x9
  87. #define DP_AUX_NATIVE_REPLY_ACK (0x0 << 0)
  88. #define DP_AUX_NATIVE_REPLY_NACK (0x1 << 0)
  89. #define DP_AUX_NATIVE_REPLY_DEFER (0x2 << 0)
  90. #define DP_AUX_NATIVE_REPLY_MASK (0x3 << 0)
  91. #define DP_AUX_I2C_REPLY_ACK (0x0 << 2)
  92. #define DP_AUX_I2C_REPLY_NACK (0x1 << 2)
  93. #define DP_AUX_I2C_REPLY_DEFER (0x2 << 2)
  94. #define DP_AUX_I2C_REPLY_MASK (0x3 << 2)
  95. /* DPCD Field Address Mapping */
  96. /* Receiver Capability */
  97. #define DP_DPCD_REV 0x000
  98. # define DP_DPCD_REV_10 0x10
  99. # define DP_DPCD_REV_11 0x11
  100. # define DP_DPCD_REV_12 0x12
  101. # define DP_DPCD_REV_13 0x13
  102. # define DP_DPCD_REV_14 0x14
  103. #define DP_MAX_LINK_RATE 0x001
  104. #define DP_MAX_LANE_COUNT 0x002
  105. # define DP_MAX_LANE_COUNT_MASK 0x1f
  106. # define DP_POST_LT_ADJ_REQ_SUPPORTED (1 << 5) /* 1.3 */
  107. # define DP_TPS3_SUPPORTED (1 << 6) /* 1.2 */
  108. # define DP_ENHANCED_FRAME_CAP (1 << 7)
  109. #define DP_MAX_DOWNSPREAD 0x003
  110. # define DP_MAX_DOWNSPREAD_0_5 (1 << 0)
  111. # define DP_STREAM_REGENERATION_STATUS_CAP (1 << 1) /* 2.0 */
  112. # define DP_NO_AUX_HANDSHAKE_LINK_TRAINING (1 << 6)
  113. # define DP_TPS4_SUPPORTED (1 << 7)
  114. #define DP_NORP 0x004
  115. #define DP_DOWNSTREAMPORT_PRESENT 0x005
  116. # define DP_DWN_STRM_PORT_PRESENT (1 << 0)
  117. # define DP_DWN_STRM_PORT_TYPE_MASK 0x06
  118. # define DP_DWN_STRM_PORT_TYPE_DP (0 << 1)
  119. # define DP_DWN_STRM_PORT_TYPE_ANALOG (1 << 1)
  120. # define DP_DWN_STRM_PORT_TYPE_TMDS (2 << 1)
  121. # define DP_DWN_STRM_PORT_TYPE_OTHER (3 << 1)
  122. # define DP_FORMAT_CONVERSION (1 << 3)
  123. # define DP_DETAILED_CAP_INFO_AVAILABLE (1 << 4) /* DPI */
  124. #define DP_MAIN_LINK_CHANNEL_CODING 0x006
  125. # define DP_CAP_ANSI_8B10B (1 << 0)
  126. # define DP_CAP_ANSI_128B132B (1 << 1) /* 2.0 */
  127. #define DP_DOWN_STREAM_PORT_COUNT 0x007
  128. # define DP_PORT_COUNT_MASK 0x0f
  129. # define DP_MSA_TIMING_PAR_IGNORED (1 << 6) /* eDP */
  130. # define DP_OUI_SUPPORT (1 << 7)
  131. #define DP_RECEIVE_PORT_0_CAP_0 0x008
  132. # define DP_LOCAL_EDID_PRESENT (1 << 1)
  133. # define DP_ASSOCIATED_TO_PRECEDING_PORT (1 << 2)
  134. # define DP_HBLANK_EXPANSION_CAPABLE (1 << 3)
  135. #define DP_RECEIVE_PORT_0_BUFFER_SIZE 0x009
  136. #define DP_RECEIVE_PORT_1_CAP_0 0x00a
  137. #define DP_RECEIVE_PORT_1_BUFFER_SIZE 0x00b
  138. #define DP_I2C_SPEED_CAP 0x00c /* DPI */
  139. # define DP_I2C_SPEED_1K 0x01
  140. # define DP_I2C_SPEED_5K 0x02
  141. # define DP_I2C_SPEED_10K 0x04
  142. # define DP_I2C_SPEED_100K 0x08
  143. # define DP_I2C_SPEED_400K 0x10
  144. # define DP_I2C_SPEED_1M 0x20
  145. #define DP_EDP_CONFIGURATION_CAP 0x00d /* XXX 1.2? */
  146. # define DP_ALTERNATE_SCRAMBLER_RESET_CAP (1 << 0)
  147. # define DP_FRAMING_CHANGE_CAP (1 << 1)
  148. # define DP_DPCD_DISPLAY_CONTROL_CAPABLE (1 << 3) /* edp v1.2 or higher */
  149. #define DP_TRAINING_AUX_RD_INTERVAL 0x00e /* XXX 1.2? */
  150. # define DP_TRAINING_AUX_RD_MASK 0x7F /* DP 1.3 */
  151. # define DP_EXTENDED_RECEIVER_CAP_FIELD_PRESENT (1 << 7) /* DP 1.3 */
  152. #define DP_ADAPTER_CAP 0x00f /* 1.2 */
  153. # define DP_FORCE_LOAD_SENSE_CAP (1 << 0)
  154. # define DP_ALTERNATE_I2C_PATTERN_CAP (1 << 1)
  155. #define DP_SUPPORTED_LINK_RATES 0x010 /* eDP 1.4 */
  156. # define DP_MAX_SUPPORTED_RATES 8 /* 16-bit little-endian */
  157. /* Multiple stream transport */
  158. #define DP_FAUX_CAP 0x020 /* 1.2 */
  159. # define DP_FAUX_CAP_1 (1 << 0)
  160. #define DP_SINK_VIDEO_FALLBACK_FORMATS 0x020 /* 2.0 */
  161. # define DP_FALLBACK_1024x768_60HZ_24BPP (1 << 0)
  162. # define DP_FALLBACK_1280x720_60HZ_24BPP (1 << 1)
  163. # define DP_FALLBACK_1920x1080_60HZ_24BPP (1 << 2)
  164. #define DP_MSTM_CAP 0x021 /* 1.2 */
  165. # define DP_MST_CAP (1 << 0)
  166. # define DP_SINGLE_STREAM_SIDEBAND_MSG (1 << 1) /* 2.0 */
  167. #define DP_NUMBER_OF_AUDIO_ENDPOINTS 0x022 /* 1.2 */
  168. /* AV_SYNC_DATA_BLOCK 1.2 */
  169. #define DP_AV_GRANULARITY 0x023
  170. # define DP_AG_FACTOR_MASK (0xf << 0)
  171. # define DP_AG_FACTOR_3MS (0 << 0)
  172. # define DP_AG_FACTOR_2MS (1 << 0)
  173. # define DP_AG_FACTOR_1MS (2 << 0)
  174. # define DP_AG_FACTOR_500US (3 << 0)
  175. # define DP_AG_FACTOR_200US (4 << 0)
  176. # define DP_AG_FACTOR_100US (5 << 0)
  177. # define DP_AG_FACTOR_10US (6 << 0)
  178. # define DP_AG_FACTOR_1US (7 << 0)
  179. # define DP_VG_FACTOR_MASK (0xf << 4)
  180. # define DP_VG_FACTOR_3MS (0 << 4)
  181. # define DP_VG_FACTOR_2MS (1 << 4)
  182. # define DP_VG_FACTOR_1MS (2 << 4)
  183. # define DP_VG_FACTOR_500US (3 << 4)
  184. # define DP_VG_FACTOR_200US (4 << 4)
  185. # define DP_VG_FACTOR_100US (5 << 4)
  186. #define DP_AUD_DEC_LAT0 0x024
  187. #define DP_AUD_DEC_LAT1 0x025
  188. #define DP_AUD_PP_LAT0 0x026
  189. #define DP_AUD_PP_LAT1 0x027
  190. #define DP_VID_INTER_LAT 0x028
  191. #define DP_VID_PROG_LAT 0x029
  192. #define DP_REP_LAT 0x02a
  193. #define DP_AUD_DEL_INS0 0x02b
  194. #define DP_AUD_DEL_INS1 0x02c
  195. #define DP_AUD_DEL_INS2 0x02d
  196. /* End of AV_SYNC_DATA_BLOCK */
  197. #define DP_RECEIVER_ALPM_CAP 0x02e /* eDP 1.4 */
  198. # define DP_ALPM_CAP (1 << 0)
  199. # define DP_ALPM_PM_STATE_2A_SUPPORT (1 << 1) /* eDP 1.5 */
  200. # define DP_ALPM_AUX_LESS_CAP (1 << 2) /* eDP 1.5 */
  201. #define DP_SINK_DEVICE_AUX_FRAME_SYNC_CAP 0x02f /* eDP 1.4 */
  202. # define DP_AUX_FRAME_SYNC_CAP (1 << 0)
  203. #define DP_GUID 0x030 /* 1.2 */
  204. #define DP_DSC_SUPPORT 0x060 /* DP 1.4 */
  205. # define DP_DSC_DECOMPRESSION_IS_SUPPORTED (1 << 0)
  206. # define DP_DSC_PASSTHROUGH_IS_SUPPORTED (1 << 1)
  207. # define DP_DSC_DYNAMIC_PPS_UPDATE_SUPPORT_COMP_TO_COMP (1 << 2)
  208. # define DP_DSC_DYNAMIC_PPS_UPDATE_SUPPORT_UNCOMP_TO_COMP (1 << 3)
  209. #define DP_DSC_REV 0x061
  210. # define DP_DSC_MAJOR_MASK (0xf << 0)
  211. # define DP_DSC_MINOR_MASK (0xf << 4)
  212. # define DP_DSC_MAJOR_SHIFT 0
  213. # define DP_DSC_MINOR_SHIFT 4
  214. #define DP_DSC_RC_BUF_BLK_SIZE 0x062
  215. # define DP_DSC_RC_BUF_BLK_SIZE_1 0x0
  216. # define DP_DSC_RC_BUF_BLK_SIZE_4 0x1
  217. # define DP_DSC_RC_BUF_BLK_SIZE_16 0x2
  218. # define DP_DSC_RC_BUF_BLK_SIZE_64 0x3
  219. # define DP_DSC_THROUGHPUT_MODE_0_DELTA_SHIFT 3 /* DP 2.1a, in units of 2 MPixels/sec */
  220. # define DP_DSC_THROUGHPUT_MODE_0_DELTA_MASK (0x1f << DP_DSC_THROUGHPUT_MODE_0_DELTA_SHIFT)
  221. #define DP_DSC_RC_BUF_SIZE 0x063
  222. #define DP_DSC_SLICE_CAP_1 0x064
  223. # define DP_DSC_1_PER_DP_DSC_SINK (1 << 0)
  224. # define DP_DSC_2_PER_DP_DSC_SINK (1 << 1)
  225. # define DP_DSC_4_PER_DP_DSC_SINK (1 << 3)
  226. # define DP_DSC_6_PER_DP_DSC_SINK (1 << 4)
  227. # define DP_DSC_8_PER_DP_DSC_SINK (1 << 5)
  228. # define DP_DSC_10_PER_DP_DSC_SINK (1 << 6)
  229. # define DP_DSC_12_PER_DP_DSC_SINK (1 << 7)
  230. #define DP_DSC_LINE_BUF_BIT_DEPTH 0x065
  231. # define DP_DSC_LINE_BUF_BIT_DEPTH_MASK (0xf << 0)
  232. # define DP_DSC_LINE_BUF_BIT_DEPTH_9 0x0
  233. # define DP_DSC_LINE_BUF_BIT_DEPTH_10 0x1
  234. # define DP_DSC_LINE_BUF_BIT_DEPTH_11 0x2
  235. # define DP_DSC_LINE_BUF_BIT_DEPTH_12 0x3
  236. # define DP_DSC_LINE_BUF_BIT_DEPTH_13 0x4
  237. # define DP_DSC_LINE_BUF_BIT_DEPTH_14 0x5
  238. # define DP_DSC_LINE_BUF_BIT_DEPTH_15 0x6
  239. # define DP_DSC_LINE_BUF_BIT_DEPTH_16 0x7
  240. # define DP_DSC_LINE_BUF_BIT_DEPTH_8 0x8
  241. #define DP_DSC_BLK_PREDICTION_SUPPORT 0x066
  242. # define DP_DSC_BLK_PREDICTION_IS_SUPPORTED (1 << 0)
  243. # define DP_DSC_RGB_COLOR_CONV_BYPASS_SUPPORT (1 << 1)
  244. #define DP_DSC_MAX_BITS_PER_PIXEL_LOW 0x067 /* eDP 1.4 */
  245. #define DP_DSC_MAX_BITS_PER_PIXEL_HI 0x068 /* eDP 1.4 */
  246. # define DP_DSC_MAX_BITS_PER_PIXEL_HI_MASK (0x3 << 0)
  247. # define DP_DSC_MAX_BPP_DELTA_VERSION_MASK (0x3 << 5) /* eDP 1.5 & DP 2.0 */
  248. # define DP_DSC_MAX_BPP_DELTA_AVAILABILITY (1 << 7) /* eDP 1.5 & DP 2.0 */
  249. #define DP_DSC_DEC_COLOR_FORMAT_CAP 0x069
  250. # define DP_DSC_RGB (1 << 0)
  251. # define DP_DSC_YCbCr444 (1 << 1)
  252. # define DP_DSC_YCbCr422_Simple (1 << 2)
  253. # define DP_DSC_YCbCr422_Native (1 << 3)
  254. # define DP_DSC_YCbCr420_Native (1 << 4)
  255. #define DP_DSC_DEC_COLOR_DEPTH_CAP 0x06A
  256. # define DP_DSC_8_BPC (1 << 1)
  257. # define DP_DSC_10_BPC (1 << 2)
  258. # define DP_DSC_12_BPC (1 << 3)
  259. #define DP_DSC_PEAK_THROUGHPUT 0x06B
  260. # define DP_DSC_THROUGHPUT_MODE_0_MASK (0xf << 0)
  261. # define DP_DSC_THROUGHPUT_MODE_0_SHIFT 0
  262. # define DP_DSC_THROUGHPUT_MODE_0_UNSUPPORTED 0
  263. # define DP_DSC_THROUGHPUT_MODE_0_340 (1 << 0)
  264. # define DP_DSC_THROUGHPUT_MODE_0_400 (2 << 0)
  265. # define DP_DSC_THROUGHPUT_MODE_0_450 (3 << 0)
  266. # define DP_DSC_THROUGHPUT_MODE_0_500 (4 << 0)
  267. # define DP_DSC_THROUGHPUT_MODE_0_550 (5 << 0)
  268. # define DP_DSC_THROUGHPUT_MODE_0_600 (6 << 0)
  269. # define DP_DSC_THROUGHPUT_MODE_0_650 (7 << 0)
  270. # define DP_DSC_THROUGHPUT_MODE_0_700 (8 << 0)
  271. # define DP_DSC_THROUGHPUT_MODE_0_750 (9 << 0)
  272. # define DP_DSC_THROUGHPUT_MODE_0_800 (10 << 0)
  273. # define DP_DSC_THROUGHPUT_MODE_0_850 (11 << 0)
  274. # define DP_DSC_THROUGHPUT_MODE_0_900 (12 << 0)
  275. # define DP_DSC_THROUGHPUT_MODE_0_950 (13 << 0)
  276. # define DP_DSC_THROUGHPUT_MODE_0_1000 (14 << 0)
  277. # define DP_DSC_THROUGHPUT_MODE_0_170 (15 << 0) /* 1.4a */
  278. # define DP_DSC_THROUGHPUT_MODE_1_MASK (0xf << 4)
  279. # define DP_DSC_THROUGHPUT_MODE_1_SHIFT 4
  280. # define DP_DSC_THROUGHPUT_MODE_1_UNSUPPORTED 0
  281. # define DP_DSC_THROUGHPUT_MODE_1_340 (1 << 4)
  282. # define DP_DSC_THROUGHPUT_MODE_1_400 (2 << 4)
  283. # define DP_DSC_THROUGHPUT_MODE_1_450 (3 << 4)
  284. # define DP_DSC_THROUGHPUT_MODE_1_500 (4 << 4)
  285. # define DP_DSC_THROUGHPUT_MODE_1_550 (5 << 4)
  286. # define DP_DSC_THROUGHPUT_MODE_1_600 (6 << 4)
  287. # define DP_DSC_THROUGHPUT_MODE_1_650 (7 << 4)
  288. # define DP_DSC_THROUGHPUT_MODE_1_700 (8 << 4)
  289. # define DP_DSC_THROUGHPUT_MODE_1_750 (9 << 4)
  290. # define DP_DSC_THROUGHPUT_MODE_1_800 (10 << 4)
  291. # define DP_DSC_THROUGHPUT_MODE_1_850 (11 << 4)
  292. # define DP_DSC_THROUGHPUT_MODE_1_900 (12 << 4)
  293. # define DP_DSC_THROUGHPUT_MODE_1_950 (13 << 4)
  294. # define DP_DSC_THROUGHPUT_MODE_1_1000 (14 << 4)
  295. # define DP_DSC_THROUGHPUT_MODE_1_170 (15 << 4)
  296. #define DP_DSC_MAX_SLICE_WIDTH 0x06C
  297. #define DP_DSC_MIN_SLICE_WIDTH_VALUE 2560
  298. #define DP_DSC_SLICE_WIDTH_MULTIPLIER 320
  299. #define DP_DSC_SLICE_CAP_2 0x06D
  300. # define DP_DSC_16_PER_DP_DSC_SINK (1 << 0)
  301. # define DP_DSC_20_PER_DP_DSC_SINK (1 << 1)
  302. # define DP_DSC_24_PER_DP_DSC_SINK (1 << 2)
  303. #define DP_DSC_BITS_PER_PIXEL_INC 0x06F
  304. # define DP_DSC_RGB_YCbCr444_MAX_BPP_DELTA_MASK 0x1f
  305. # define DP_DSC_RGB_YCbCr420_MAX_BPP_DELTA_MASK 0xe0
  306. # define DP_DSC_BITS_PER_PIXEL_1_16 0x0
  307. # define DP_DSC_BITS_PER_PIXEL_1_8 0x1
  308. # define DP_DSC_BITS_PER_PIXEL_1_4 0x2
  309. # define DP_DSC_BITS_PER_PIXEL_1_2 0x3
  310. # define DP_DSC_BITS_PER_PIXEL_1_1 0x4
  311. # define DP_DSC_BITS_PER_PIXEL_MASK 0x7
  312. #define DP_PSR_SUPPORT 0x070 /* XXX 1.2? */
  313. # define DP_PSR_IS_SUPPORTED 1
  314. # define DP_PSR2_IS_SUPPORTED 2 /* eDP 1.4 */
  315. # define DP_PSR2_WITH_Y_COORD_IS_SUPPORTED 3 /* eDP 1.4a */
  316. # define DP_PSR2_WITH_Y_COORD_ET_SUPPORTED 4 /* eDP 1.5, adopted eDP 1.4b SCR */
  317. #define DP_PSR_CAPS 0x071 /* XXX 1.2? */
  318. # define DP_PSR_NO_TRAIN_ON_EXIT 1
  319. # define DP_PSR_SETUP_TIME_330 (0 << 1)
  320. # define DP_PSR_SETUP_TIME_275 (1 << 1)
  321. # define DP_PSR_SETUP_TIME_220 (2 << 1)
  322. # define DP_PSR_SETUP_TIME_165 (3 << 1)
  323. # define DP_PSR_SETUP_TIME_110 (4 << 1)
  324. # define DP_PSR_SETUP_TIME_55 (5 << 1)
  325. # define DP_PSR_SETUP_TIME_0 (6 << 1)
  326. # define DP_PSR_SETUP_TIME_MASK (7 << 1)
  327. # define DP_PSR_SETUP_TIME_SHIFT 1
  328. # define DP_PSR2_SU_Y_COORDINATE_REQUIRED (1 << 4) /* eDP 1.4a */
  329. # define DP_PSR2_SU_GRANULARITY_REQUIRED (1 << 5) /* eDP 1.4b */
  330. # define DP_PSR2_SU_AUX_FRAME_SYNC_NOT_NEEDED (1 << 6)/* eDP 1.5, adopted eDP 1.4b SCR */
  331. #define DP_PSR2_SU_X_GRANULARITY 0x072 /* eDP 1.4b */
  332. #define DP_PSR2_SU_Y_GRANULARITY 0x074 /* eDP 1.4b */
  333. /*
  334. * 0x80-0x8f describe downstream port capabilities, but there are two layouts
  335. * based on whether DP_DETAILED_CAP_INFO_AVAILABLE was set. If it was not,
  336. * each port's descriptor is one byte wide. If it was set, each port's is
  337. * four bytes wide, starting with the one byte from the base info. As of
  338. * DP interop v1.1a only VGA defines additional detail.
  339. */
  340. /* offset 0 */
  341. #define DP_DOWNSTREAM_PORT_0 0x80
  342. # define DP_DS_PORT_TYPE_MASK (7 << 0)
  343. # define DP_DS_PORT_TYPE_DP 0
  344. # define DP_DS_PORT_TYPE_VGA 1
  345. # define DP_DS_PORT_TYPE_DVI 2
  346. # define DP_DS_PORT_TYPE_HDMI 3
  347. # define DP_DS_PORT_TYPE_NON_EDID 4
  348. # define DP_DS_PORT_TYPE_DP_DUALMODE 5
  349. # define DP_DS_PORT_TYPE_WIRELESS 6
  350. # define DP_DS_PORT_HPD (1 << 3)
  351. # define DP_DS_NON_EDID_MASK (0xf << 4)
  352. # define DP_DS_NON_EDID_720x480i_60 (1 << 4)
  353. # define DP_DS_NON_EDID_720x480i_50 (2 << 4)
  354. # define DP_DS_NON_EDID_1920x1080i_60 (3 << 4)
  355. # define DP_DS_NON_EDID_1920x1080i_50 (4 << 4)
  356. # define DP_DS_NON_EDID_1280x720_60 (5 << 4)
  357. # define DP_DS_NON_EDID_1280x720_50 (7 << 4)
  358. /* offset 1 for VGA is maximum megapixels per second / 8 */
  359. /* offset 1 for DVI/HDMI is maximum TMDS clock in Mbps / 2.5 */
  360. /* offset 2 for VGA/DVI/HDMI */
  361. # define DP_DS_MAX_BPC_MASK (3 << 0)
  362. # define DP_DS_8BPC 0
  363. # define DP_DS_10BPC 1
  364. # define DP_DS_12BPC 2
  365. # define DP_DS_16BPC 3
  366. /* HDMI2.1 PCON FRL CONFIGURATION */
  367. # define DP_PCON_MAX_FRL_BW (7 << 2)
  368. # define DP_PCON_MAX_0GBPS (0 << 2)
  369. # define DP_PCON_MAX_9GBPS (1 << 2)
  370. # define DP_PCON_MAX_18GBPS (2 << 2)
  371. # define DP_PCON_MAX_24GBPS (3 << 2)
  372. # define DP_PCON_MAX_32GBPS (4 << 2)
  373. # define DP_PCON_MAX_40GBPS (5 << 2)
  374. # define DP_PCON_MAX_48GBPS (6 << 2)
  375. # define DP_PCON_SOURCE_CTL_MODE (1 << 5)
  376. /* offset 3 for DVI */
  377. # define DP_DS_DVI_DUAL_LINK (1 << 1)
  378. # define DP_DS_DVI_HIGH_COLOR_DEPTH (1 << 2)
  379. /* offset 3 for HDMI */
  380. # define DP_DS_HDMI_FRAME_SEQ_TO_FRAME_PACK (1 << 0)
  381. # define DP_DS_HDMI_YCBCR422_PASS_THROUGH (1 << 1)
  382. # define DP_DS_HDMI_YCBCR420_PASS_THROUGH (1 << 2)
  383. # define DP_DS_HDMI_YCBCR444_TO_422_CONV (1 << 3)
  384. # define DP_DS_HDMI_YCBCR444_TO_420_CONV (1 << 4)
  385. /*
  386. * VESA DP-to-HDMI PCON Specification adds caps for colorspace
  387. * conversion in DFP cap DPCD 83h. Sec6.1 Table-3.
  388. * Based on the available support the source can enable
  389. * color conversion by writing into PROTOCOL_COVERTER_CONTROL_2
  390. * DPCD 3052h.
  391. */
  392. # define DP_DS_HDMI_BT601_RGB_YCBCR_CONV (1 << 5)
  393. # define DP_DS_HDMI_BT709_RGB_YCBCR_CONV (1 << 6)
  394. # define DP_DS_HDMI_BT2020_RGB_YCBCR_CONV (1 << 7)
  395. #define DP_MAX_DOWNSTREAM_PORTS 0x10
  396. /* DP Forward error Correction Registers */
  397. #define DP_FEC_CAPABILITY 0x090 /* 1.4 */
  398. # define DP_FEC_CAPABLE (1 << 0)
  399. # define DP_FEC_UNCORR_BLK_ERROR_COUNT_CAP (1 << 1)
  400. # define DP_FEC_CORR_BLK_ERROR_COUNT_CAP (1 << 2)
  401. # define DP_FEC_BIT_ERROR_COUNT_CAP (1 << 3)
  402. #define DP_FEC_CAPABILITY_1 0x091 /* 2.0 */
  403. /* DP-HDMI2.1 PCON DSC ENCODER SUPPORT */
  404. #define DP_PCON_DSC_ENCODER_CAP_SIZE 0xD /* 0x92 through 0x9E */
  405. #define DP_PCON_DSC_ENCODER 0x092
  406. # define DP_PCON_DSC_ENCODER_SUPPORTED (1 << 0)
  407. # define DP_PCON_DSC_PPS_ENC_OVERRIDE (1 << 1)
  408. /* DP-HDMI2.1 PCON DSC Version */
  409. #define DP_PCON_DSC_VERSION 0x093
  410. # define DP_PCON_DSC_MAJOR_MASK (0xF << 0)
  411. # define DP_PCON_DSC_MINOR_MASK (0xF << 4)
  412. # define DP_PCON_DSC_MAJOR_SHIFT 0
  413. # define DP_PCON_DSC_MINOR_SHIFT 4
  414. /* DP-HDMI2.1 PCON DSC RC Buffer block size */
  415. #define DP_PCON_DSC_RC_BUF_BLK_INFO 0x094
  416. # define DP_PCON_DSC_RC_BUF_BLK_SIZE (0x3 << 0)
  417. # define DP_PCON_DSC_RC_BUF_BLK_1KB 0
  418. # define DP_PCON_DSC_RC_BUF_BLK_4KB 1
  419. # define DP_PCON_DSC_RC_BUF_BLK_16KB 2
  420. # define DP_PCON_DSC_RC_BUF_BLK_64KB 3
  421. /* DP-HDMI2.1 PCON DSC RC Buffer size */
  422. #define DP_PCON_DSC_RC_BUF_SIZE 0x095
  423. /* DP-HDMI2.1 PCON DSC Slice capabilities-1 */
  424. #define DP_PCON_DSC_SLICE_CAP_1 0x096
  425. # define DP_PCON_DSC_1_PER_DSC_ENC (0x1 << 0)
  426. # define DP_PCON_DSC_2_PER_DSC_ENC (0x1 << 1)
  427. # define DP_PCON_DSC_4_PER_DSC_ENC (0x1 << 3)
  428. # define DP_PCON_DSC_6_PER_DSC_ENC (0x1 << 4)
  429. # define DP_PCON_DSC_8_PER_DSC_ENC (0x1 << 5)
  430. # define DP_PCON_DSC_10_PER_DSC_ENC (0x1 << 6)
  431. # define DP_PCON_DSC_12_PER_DSC_ENC (0x1 << 7)
  432. #define DP_PCON_DSC_BUF_BIT_DEPTH 0x097
  433. # define DP_PCON_DSC_BIT_DEPTH_MASK (0xF << 0)
  434. # define DP_PCON_DSC_DEPTH_9_BITS 0
  435. # define DP_PCON_DSC_DEPTH_10_BITS 1
  436. # define DP_PCON_DSC_DEPTH_11_BITS 2
  437. # define DP_PCON_DSC_DEPTH_12_BITS 3
  438. # define DP_PCON_DSC_DEPTH_13_BITS 4
  439. # define DP_PCON_DSC_DEPTH_14_BITS 5
  440. # define DP_PCON_DSC_DEPTH_15_BITS 6
  441. # define DP_PCON_DSC_DEPTH_16_BITS 7
  442. # define DP_PCON_DSC_DEPTH_8_BITS 8
  443. #define DP_PCON_DSC_BLOCK_PREDICTION 0x098
  444. # define DP_PCON_DSC_BLOCK_PRED_SUPPORT (0x1 << 0)
  445. #define DP_PCON_DSC_ENC_COLOR_FMT_CAP 0x099
  446. # define DP_PCON_DSC_ENC_RGB (0x1 << 0)
  447. # define DP_PCON_DSC_ENC_YUV444 (0x1 << 1)
  448. # define DP_PCON_DSC_ENC_YUV422_S (0x1 << 2)
  449. # define DP_PCON_DSC_ENC_YUV422_N (0x1 << 3)
  450. # define DP_PCON_DSC_ENC_YUV420_N (0x1 << 4)
  451. #define DP_PCON_DSC_ENC_COLOR_DEPTH_CAP 0x09A
  452. # define DP_PCON_DSC_ENC_8BPC (0x1 << 1)
  453. # define DP_PCON_DSC_ENC_10BPC (0x1 << 2)
  454. # define DP_PCON_DSC_ENC_12BPC (0x1 << 3)
  455. #define DP_PCON_DSC_MAX_SLICE_WIDTH 0x09B
  456. /* DP-HDMI2.1 PCON DSC Slice capabilities-2 */
  457. #define DP_PCON_DSC_SLICE_CAP_2 0x09C
  458. # define DP_PCON_DSC_16_PER_DSC_ENC (0x1 << 0)
  459. # define DP_PCON_DSC_20_PER_DSC_ENC (0x1 << 1)
  460. # define DP_PCON_DSC_24_PER_DSC_ENC (0x1 << 2)
  461. /* DP-HDMI2.1 PCON HDMI TX Encoder Bits/pixel increment */
  462. #define DP_PCON_DSC_BPP_INCR 0x09E
  463. # define DP_PCON_DSC_BPP_INCR_MASK (0x7 << 0)
  464. # define DP_PCON_DSC_ONE_16TH_BPP 0
  465. # define DP_PCON_DSC_ONE_8TH_BPP 1
  466. # define DP_PCON_DSC_ONE_4TH_BPP 2
  467. # define DP_PCON_DSC_ONE_HALF_BPP 3
  468. # define DP_PCON_DSC_ONE_BPP 4
  469. /* DP Extended DSC Capabilities */
  470. #define DP_DSC_BRANCH_OVERALL_THROUGHPUT_0 0x0a0 /* DP 1.4a SCR */
  471. #define DP_DSC_BRANCH_OVERALL_THROUGHPUT_1 0x0a1
  472. #define DP_DSC_BRANCH_MAX_LINE_WIDTH 0x0a2
  473. /* DFP Capability Extension */
  474. #define DP_DFP_CAPABILITY_EXTENSION_SUPPORT 0x0a3 /* 2.0 */
  475. #define DP_PANEL_REPLAY_CAP_SUPPORT 0x0b0 /* DP 2.0 */
  476. # define DP_PANEL_REPLAY_SUPPORT (1 << 0)
  477. # define DP_PANEL_REPLAY_SU_SUPPORT (1 << 1)
  478. # define DP_PANEL_REPLAY_EARLY_TRANSPORT_SUPPORT (1 << 2) /* eDP 1.5 */
  479. #define DP_PANEL_REPLAY_CAP_SIZE 7
  480. #define DP_PANEL_REPLAY_CAP_CAPABILITY 0xb1
  481. # define DP_PANEL_REPLAY_DSC_DECODE_CAPABILITY_IN_PR_SHIFT 1 /* DP 2.1a */
  482. # define DP_PANEL_REPLAY_DSC_DECODE_CAPABILITY_IN_PR_MASK (3 << DP_PANEL_REPLAY_DSC_DECODE_CAPABILITY_IN_PR_SHIFT)
  483. # define DP_DSC_DECODE_CAPABILITY_IN_PR_SUPPORTED 0x00
  484. # define DP_DSC_DECODE_CAPABILITY_IN_PR_FULL_FRAME_ONLY 0x01
  485. # define DP_DSC_DECODE_CAPABILITY_IN_PR_NOT_SUPPORTED 0x02
  486. # define DP_DSC_DECODE_CAPABILITY_IN_PR_RESERVED 0x03
  487. # define DP_PANEL_REPLAY_ASYNC_VIDEO_TIMING_NOT_SUPPORTED_IN_PR (1 << 3)
  488. # define DP_PANEL_REPLAY_DSC_CRC_OF_MULTIPLE_SUS_SUPPORTED (1 << 4)
  489. # define DP_PANEL_REPLAY_SU_GRANULARITY_REQUIRED (1 << 5)
  490. # define DP_PANEL_REPLAY_SU_Y_GRANULARITY_EXTENDED_CAPABILITY_SUPPORTED (1 << 6)
  491. # define DP_PANEL_REPLAY_LINK_OFF_SUPPORTED_IN_PR_AFTER_ADAPTIVE_SYNC_SDP (1 << 7)
  492. #define DP_PANEL_REPLAY_CAP_X_GRANULARITY 0xb2
  493. # define DP_PANEL_REPLAY_FULL_LINE_GRANULARITY 0xffff
  494. #define DP_PANEL_REPLAY_CAP_Y_GRANULARITY 0xb4
  495. /* Link Configuration */
  496. #define DP_LINK_BW_SET 0x100
  497. # define DP_LINK_RATE_TABLE 0x00 /* eDP 1.4 */
  498. # define DP_LINK_BW_1_62 0x06
  499. # define DP_LINK_BW_2_7 0x0a
  500. # define DP_LINK_BW_5_4 0x14 /* 1.2 */
  501. # define DP_LINK_BW_8_1 0x1e /* 1.4 */
  502. # define DP_LINK_BW_10 0x01 /* 2.0 128b/132b Link Layer */
  503. # define DP_LINK_BW_13_5 0x04 /* 2.0 128b/132b Link Layer */
  504. # define DP_LINK_BW_20 0x02 /* 2.0 128b/132b Link Layer */
  505. #define DP_LANE_COUNT_SET 0x101
  506. # define DP_LANE_COUNT_MASK 0x0f
  507. # define DP_POST_LT_ADJ_REQ_GRANTED (1 << 5) /* 1.3 */
  508. # define DP_LANE_COUNT_ENHANCED_FRAME_EN (1 << 7)
  509. #define DP_TRAINING_PATTERN_SET 0x102
  510. # define DP_TRAINING_PATTERN_DISABLE 0
  511. # define DP_TRAINING_PATTERN_1 1
  512. # define DP_TRAINING_PATTERN_2 2
  513. # define DP_TRAINING_PATTERN_2_CDS 3 /* 2.0 E11 */
  514. # define DP_TRAINING_PATTERN_3 3 /* 1.2 */
  515. # define DP_TRAINING_PATTERN_4 7 /* 1.4 */
  516. # define DP_TRAINING_PATTERN_MASK 0x3
  517. # define DP_TRAINING_PATTERN_MASK_1_4 0xf
  518. /* DPCD 1.1 only. For DPCD >= 1.2 see per-lane DP_LINK_QUAL_LANEn_SET */
  519. # define DP_LINK_QUAL_PATTERN_11_DISABLE (0 << 2)
  520. # define DP_LINK_QUAL_PATTERN_11_D10_2 (1 << 2)
  521. # define DP_LINK_QUAL_PATTERN_11_ERROR_RATE (2 << 2)
  522. # define DP_LINK_QUAL_PATTERN_11_PRBS7 (3 << 2)
  523. # define DP_LINK_QUAL_PATTERN_11_MASK (3 << 2)
  524. # define DP_RECOVERED_CLOCK_OUT_EN (1 << 4)
  525. # define DP_LINK_SCRAMBLING_DISABLE (1 << 5)
  526. # define DP_SYMBOL_ERROR_COUNT_BOTH (0 << 6)
  527. # define DP_SYMBOL_ERROR_COUNT_DISPARITY (1 << 6)
  528. # define DP_SYMBOL_ERROR_COUNT_SYMBOL (2 << 6)
  529. # define DP_SYMBOL_ERROR_COUNT_MASK (3 << 6)
  530. #define DP_TRAINING_LANE0_SET 0x103
  531. #define DP_TRAINING_LANE1_SET 0x104
  532. #define DP_TRAINING_LANE2_SET 0x105
  533. #define DP_TRAINING_LANE3_SET 0x106
  534. # define DP_TRAIN_VOLTAGE_SWING_MASK 0x3
  535. # define DP_TRAIN_VOLTAGE_SWING_SHIFT 0
  536. # define DP_TRAIN_MAX_SWING_REACHED (1 << 2)
  537. # define DP_TRAIN_VOLTAGE_SWING_LEVEL_0 (0 << 0)
  538. # define DP_TRAIN_VOLTAGE_SWING_LEVEL_1 (1 << 0)
  539. # define DP_TRAIN_VOLTAGE_SWING_LEVEL_2 (2 << 0)
  540. # define DP_TRAIN_VOLTAGE_SWING_LEVEL_3 (3 << 0)
  541. # define DP_TRAIN_PRE_EMPHASIS_MASK (3 << 3)
  542. # define DP_TRAIN_PRE_EMPH_LEVEL_0 (0 << 3)
  543. # define DP_TRAIN_PRE_EMPH_LEVEL_1 (1 << 3)
  544. # define DP_TRAIN_PRE_EMPH_LEVEL_2 (2 << 3)
  545. # define DP_TRAIN_PRE_EMPH_LEVEL_3 (3 << 3)
  546. # define DP_TRAIN_PRE_EMPHASIS_SHIFT 3
  547. # define DP_TRAIN_MAX_PRE_EMPHASIS_REACHED (1 << 5)
  548. # define DP_TX_FFE_PRESET_VALUE_MASK (0xf << 0) /* 2.0 128b/132b Link Layer */
  549. #define DP_DOWNSPREAD_CTRL 0x107
  550. # define DP_SPREAD_AMP_0_5 (1 << 4)
  551. # define DP_FIXED_VTOTAL_AS_SDP_EN_IN_PR_ACTIVE (1 << 6)
  552. # define DP_MSA_TIMING_PAR_IGNORE_EN (1 << 7) /* eDP */
  553. #define DP_MAIN_LINK_CHANNEL_CODING_SET 0x108
  554. # define DP_SET_ANSI_8B10B (1 << 0)
  555. # define DP_SET_ANSI_128B132B (1 << 1)
  556. #define DP_I2C_SPEED_CONTROL_STATUS 0x109 /* DPI */
  557. /* bitmask as for DP_I2C_SPEED_CAP */
  558. #define DP_EDP_CONFIGURATION_SET 0x10a /* XXX 1.2? */
  559. # define DP_ALTERNATE_SCRAMBLER_RESET_ENABLE (1 << 0)
  560. # define DP_FRAMING_CHANGE_ENABLE (1 << 1)
  561. # define DP_PANEL_SELF_TEST_ENABLE (1 << 7)
  562. #define DP_LINK_QUAL_LANE0_SET 0x10b /* DPCD >= 1.2 */
  563. #define DP_LINK_QUAL_LANE1_SET 0x10c
  564. #define DP_LINK_QUAL_LANE2_SET 0x10d
  565. #define DP_LINK_QUAL_LANE3_SET 0x10e
  566. # define DP_LINK_QUAL_PATTERN_DISABLE 0
  567. # define DP_LINK_QUAL_PATTERN_D10_2 1
  568. # define DP_LINK_QUAL_PATTERN_ERROR_RATE 2
  569. # define DP_LINK_QUAL_PATTERN_PRBS7 3
  570. # define DP_LINK_QUAL_PATTERN_80BIT_CUSTOM 4
  571. # define DP_LINK_QUAL_PATTERN_CP2520_PAT_1 5
  572. # define DP_LINK_QUAL_PATTERN_CP2520_PAT_2 6
  573. # define DP_LINK_QUAL_PATTERN_CP2520_PAT_3 7
  574. /* DP 2.0 UHBR10, UHBR13.5, UHBR20 */
  575. # define DP_LINK_QUAL_PATTERN_128B132B_TPS1 0x08
  576. # define DP_LINK_QUAL_PATTERN_128B132B_TPS2 0x10
  577. # define DP_LINK_QUAL_PATTERN_PRSBS9 0x18
  578. # define DP_LINK_QUAL_PATTERN_PRSBS11 0x20
  579. # define DP_LINK_QUAL_PATTERN_PRSBS15 0x28
  580. # define DP_LINK_QUAL_PATTERN_PRSBS23 0x30
  581. # define DP_LINK_QUAL_PATTERN_PRSBS31 0x38
  582. # define DP_LINK_QUAL_PATTERN_CUSTOM 0x40
  583. # define DP_LINK_QUAL_PATTERN_SQUARE 0x48
  584. # define DP_LINK_QUAL_PATTERN_SQUARE_PRESHOOT_DISABLED 0x49
  585. # define DP_LINK_QUAL_PATTERN_SQUARE_DEEMPHASIS_DISABLED 0x4a
  586. # define DP_LINK_QUAL_PATTERN_SQUARE_PRESHOOT_DEEMPHASIS_DISABLED 0x4b
  587. #define DP_TRAINING_LANE0_1_SET2 0x10f
  588. #define DP_TRAINING_LANE2_3_SET2 0x110
  589. # define DP_LANE02_POST_CURSOR2_SET_MASK (3 << 0)
  590. # define DP_LANE02_MAX_POST_CURSOR2_REACHED (1 << 2)
  591. # define DP_LANE13_POST_CURSOR2_SET_MASK (3 << 4)
  592. # define DP_LANE13_MAX_POST_CURSOR2_REACHED (1 << 6)
  593. #define DP_MSTM_CTRL 0x111 /* 1.2 */
  594. # define DP_MST_EN (1 << 0)
  595. # define DP_UP_REQ_EN (1 << 1)
  596. # define DP_UPSTREAM_IS_SRC (1 << 2)
  597. #define DP_AUDIO_DELAY0 0x112 /* 1.2 */
  598. #define DP_AUDIO_DELAY1 0x113
  599. #define DP_AUDIO_DELAY2 0x114
  600. #define DP_LINK_RATE_SET 0x115 /* eDP 1.4 */
  601. # define DP_LINK_RATE_SET_SHIFT 0
  602. # define DP_LINK_RATE_SET_MASK (7 << 0)
  603. #define DP_RECEIVER_ALPM_CONFIG 0x116 /* eDP 1.4 */
  604. # define DP_ALPM_ENABLE (1 << 0)
  605. # define DP_ALPM_LOCK_ERROR_IRQ_HPD_ENABLE (1 << 1) /* eDP 1.5 */
  606. # define DP_ALPM_MODE_AUX_LESS (1 << 2) /* eDP 1.5 */
  607. #define DP_SINK_DEVICE_AUX_FRAME_SYNC_CONF 0x117 /* eDP 1.4 */
  608. # define DP_AUX_FRAME_SYNC_ENABLE (1 << 0)
  609. # define DP_IRQ_HPD_ENABLE (1 << 1)
  610. #define DP_UPSTREAM_DEVICE_DP_PWR_NEED 0x118 /* 1.2 */
  611. # define DP_PWR_NOT_NEEDED (1 << 0)
  612. #define DP_EXTENDED_DPRX_SLEEP_WAKE_TIMEOUT_GRANT 0x119 /* 1.4a */
  613. # define DP_DPRX_SLEEP_WAKE_TIMEOUT_PERIOD_GRANTED (1 << 0)
  614. #define DP_FEC_CONFIGURATION 0x120 /* 1.4 */
  615. # define DP_FEC_READY (1 << 0)
  616. # define DP_FEC_ERR_COUNT_SEL_MASK (7 << 1)
  617. # define DP_FEC_ERR_COUNT_DIS (0 << 1)
  618. # define DP_FEC_UNCORR_BLK_ERROR_COUNT (1 << 1)
  619. # define DP_FEC_CORR_BLK_ERROR_COUNT (2 << 1)
  620. # define DP_FEC_BIT_ERROR_COUNT (3 << 1)
  621. # define DP_FEC_LANE_SELECT_MASK (3 << 4)
  622. # define DP_FEC_LANE_0_SELECT (0 << 4)
  623. # define DP_FEC_LANE_1_SELECT (1 << 4)
  624. # define DP_FEC_LANE_2_SELECT (2 << 4)
  625. # define DP_FEC_LANE_3_SELECT (3 << 4)
  626. #define DP_SDP_ERROR_DETECTION_CONFIGURATION 0x121 /* DP 2.0 E11 */
  627. #define DP_SDP_CRC16_128B132B_EN BIT(0)
  628. #define DP_AUX_FRAME_SYNC_VALUE 0x15c /* eDP 1.4 */
  629. # define DP_AUX_FRAME_SYNC_VALID (1 << 0)
  630. #define DP_DSC_ENABLE 0x160 /* DP 1.4 */
  631. # define DP_DECOMPRESSION_EN (1 << 0)
  632. # define DP_DSC_PASSTHROUGH_EN (1 << 1)
  633. #define DP_DSC_CONFIGURATION 0x161 /* DP 2.0 */
  634. #define DP_PSR_EN_CFG 0x170 /* XXX 1.2? */
  635. # define DP_PSR_ENABLE BIT(0)
  636. # define DP_PSR_MAIN_LINK_ACTIVE BIT(1)
  637. # define DP_PSR_CRC_VERIFICATION BIT(2)
  638. # define DP_PSR_FRAME_CAPTURE BIT(3)
  639. # define DP_PSR_SU_REGION_SCANLINE_CAPTURE BIT(4) /* eDP 1.4a */
  640. # define DP_PSR_IRQ_HPD_WITH_CRC_ERRORS BIT(5) /* eDP 1.4a */
  641. # define DP_PSR_ENABLE_PSR2 BIT(6) /* eDP 1.4a */
  642. # define DP_PSR_ENABLE_SU_REGION_ET BIT(7) /* eDP 1.5 */
  643. #define DP_ADAPTER_CTRL 0x1a0
  644. # define DP_ADAPTER_CTRL_FORCE_LOAD_SENSE (1 << 0)
  645. #define DP_BRANCH_DEVICE_CTRL 0x1a1
  646. # define DP_BRANCH_DEVICE_IRQ_HPD (1 << 0)
  647. #define PANEL_REPLAY_CONFIG 0x1b0 /* DP 2.0 */
  648. # define DP_PANEL_REPLAY_ENABLE (1 << 0)
  649. # define DP_PANEL_REPLAY_VSC_SDP_CRC_EN (1 << 1) /* eDP 1.5 */
  650. # define DP_PANEL_REPLAY_UNRECOVERABLE_ERROR_EN (1 << 3)
  651. # define DP_PANEL_REPLAY_RFB_STORAGE_ERROR_EN (1 << 4)
  652. # define DP_PANEL_REPLAY_ACTIVE_FRAME_CRC_ERROR_EN (1 << 5)
  653. # define DP_PANEL_REPLAY_SU_ENABLE (1 << 6)
  654. # define DP_PANEL_REPLAY_ENABLE_SU_REGION_ET (1 << 7) /* DP 2.1 */
  655. #define PANEL_REPLAY_CONFIG2 0x1b1 /* eDP 1.5 */
  656. # define DP_PANEL_REPLAY_SINK_REFRESH_RATE_UNLOCK_GRANTED (1 << 0)
  657. # define DP_PANEL_REPLAY_CRC_VERIFICATION (1 << 1)
  658. # define DP_PANEL_REPLAY_SU_Y_GRANULARITY_EXTENDED_EN (1 << 2)
  659. # define DP_PANEL_REPLAY_SU_Y_GRANULARITY_EXTENDED_VAL_SEL_SHIFT 3
  660. # define DP_PANEL_REPLAY_SU_Y_GRANULARITY_EXTENDED_VAL_SEL_MASK (0xf << 3)
  661. # define DP_PANEL_REPLAY_SU_REGION_SCANLINE_CAPTURE (1 << 7)
  662. #define DP_PAYLOAD_ALLOCATE_SET 0x1c0
  663. #define DP_PAYLOAD_ALLOCATE_START_TIME_SLOT 0x1c1
  664. #define DP_PAYLOAD_ALLOCATE_TIME_SLOT_COUNT 0x1c2
  665. /* Link/Sink Device Status */
  666. #define DP_SINK_COUNT 0x200
  667. /* prior to 1.2 bit 7 was reserved mbz */
  668. # define DP_GET_SINK_COUNT(x) ((((x) & 0x80) >> 1) | ((x) & 0x3f))
  669. # define DP_SINK_CP_READY (1 << 6)
  670. #define DP_DEVICE_SERVICE_IRQ_VECTOR 0x201
  671. # define DP_REMOTE_CONTROL_COMMAND_PENDING (1 << 0)
  672. # define DP_AUTOMATED_TEST_REQUEST (1 << 1)
  673. # define DP_CP_IRQ (1 << 2)
  674. # define DP_MCCS_IRQ (1 << 3)
  675. # define DP_DOWN_REP_MSG_RDY (1 << 4) /* 1.2 MST */
  676. # define DP_UP_REQ_MSG_RDY (1 << 5) /* 1.2 MST */
  677. # define DP_SINK_SPECIFIC_IRQ (1 << 6)
  678. #define DP_LANE0_1_STATUS 0x202
  679. #define DP_LANE2_3_STATUS 0x203
  680. # define DP_LANE_CR_DONE (1 << 0)
  681. # define DP_LANE_CHANNEL_EQ_DONE (1 << 1)
  682. # define DP_LANE_SYMBOL_LOCKED (1 << 2)
  683. #define DP_CHANNEL_EQ_BITS (DP_LANE_CR_DONE | \
  684. DP_LANE_CHANNEL_EQ_DONE | \
  685. DP_LANE_SYMBOL_LOCKED)
  686. #define DP_LANE_ALIGN_STATUS_UPDATED 0x204
  687. #define DP_INTERLANE_ALIGN_DONE (1 << 0)
  688. #define DP_POST_LT_ADJ_REQ_IN_PROGRESS (1 << 1) /* 1.3 */
  689. #define DP_128B132B_DPRX_EQ_INTERLANE_ALIGN_DONE (1 << 2) /* 2.0 E11 */
  690. #define DP_128B132B_DPRX_CDS_INTERLANE_ALIGN_DONE (1 << 3) /* 2.0 E11 */
  691. #define DP_128B132B_LT_FAILED (1 << 4) /* 2.0 E11 */
  692. #define DP_DOWNSTREAM_PORT_STATUS_CHANGED (1 << 6)
  693. #define DP_LINK_STATUS_UPDATED (1 << 7)
  694. #define DP_SINK_STATUS 0x205
  695. # define DP_RECEIVE_PORT_0_STATUS (1 << 0)
  696. # define DP_RECEIVE_PORT_1_STATUS (1 << 1)
  697. # define DP_STREAM_REGENERATION_STATUS (1 << 2) /* 2.0 */
  698. # define DP_INTRA_HOP_AUX_REPLY_INDICATION (1 << 3) /* 2.0 */
  699. #define DP_ADJUST_REQUEST_LANE0_1 0x206
  700. #define DP_ADJUST_REQUEST_LANE2_3 0x207
  701. # define DP_ADJUST_VOLTAGE_SWING_LANE0_MASK 0x03
  702. # define DP_ADJUST_VOLTAGE_SWING_LANE0_SHIFT 0
  703. # define DP_ADJUST_PRE_EMPHASIS_LANE0_MASK 0x0c
  704. # define DP_ADJUST_PRE_EMPHASIS_LANE0_SHIFT 2
  705. # define DP_ADJUST_VOLTAGE_SWING_LANE1_MASK 0x30
  706. # define DP_ADJUST_VOLTAGE_SWING_LANE1_SHIFT 4
  707. # define DP_ADJUST_PRE_EMPHASIS_LANE1_MASK 0xc0
  708. # define DP_ADJUST_PRE_EMPHASIS_LANE1_SHIFT 6
  709. /* DP 2.0 128b/132b Link Layer */
  710. # define DP_ADJUST_TX_FFE_PRESET_LANE0_MASK (0xf << 0)
  711. # define DP_ADJUST_TX_FFE_PRESET_LANE0_SHIFT 0
  712. # define DP_ADJUST_TX_FFE_PRESET_LANE1_MASK (0xf << 4)
  713. # define DP_ADJUST_TX_FFE_PRESET_LANE1_SHIFT 4
  714. #define DP_ADJUST_REQUEST_POST_CURSOR2 0x20c
  715. # define DP_ADJUST_POST_CURSOR2_LANE0_MASK 0x03
  716. # define DP_ADJUST_POST_CURSOR2_LANE0_SHIFT 0
  717. # define DP_ADJUST_POST_CURSOR2_LANE1_MASK 0x0c
  718. # define DP_ADJUST_POST_CURSOR2_LANE1_SHIFT 2
  719. # define DP_ADJUST_POST_CURSOR2_LANE2_MASK 0x30
  720. # define DP_ADJUST_POST_CURSOR2_LANE2_SHIFT 4
  721. # define DP_ADJUST_POST_CURSOR2_LANE3_MASK 0xc0
  722. # define DP_ADJUST_POST_CURSOR2_LANE3_SHIFT 6
  723. #define DP_TEST_REQUEST 0x218
  724. # define DP_TEST_LINK_TRAINING (1 << 0)
  725. # define DP_TEST_LINK_VIDEO_PATTERN (1 << 1)
  726. # define DP_TEST_LINK_EDID_READ (1 << 2)
  727. # define DP_TEST_LINK_PHY_TEST_PATTERN (1 << 3) /* DPCD >= 1.1 */
  728. # define DP_TEST_LINK_FAUX_PATTERN (1 << 4) /* DPCD >= 1.2 */
  729. # define DP_TEST_LINK_AUDIO_PATTERN (1 << 5) /* DPCD >= 1.2 */
  730. # define DP_TEST_LINK_AUDIO_DISABLED_VIDEO (1 << 6) /* DPCD >= 1.2 */
  731. #define DP_TEST_LINK_RATE 0x219
  732. # define DP_LINK_RATE_162 (0x6)
  733. # define DP_LINK_RATE_27 (0xa)
  734. #define DP_TEST_LANE_COUNT 0x220
  735. #define DP_TEST_PATTERN 0x221
  736. # define DP_NO_TEST_PATTERN 0x0
  737. # define DP_COLOR_RAMP 0x1
  738. # define DP_BLACK_AND_WHITE_VERTICAL_LINES 0x2
  739. # define DP_COLOR_SQUARE 0x3
  740. #define DP_TEST_H_TOTAL_HI 0x222
  741. #define DP_TEST_H_TOTAL_LO 0x223
  742. #define DP_TEST_V_TOTAL_HI 0x224
  743. #define DP_TEST_V_TOTAL_LO 0x225
  744. #define DP_TEST_H_START_HI 0x226
  745. #define DP_TEST_H_START_LO 0x227
  746. #define DP_TEST_V_START_HI 0x228
  747. #define DP_TEST_V_START_LO 0x229
  748. #define DP_TEST_HSYNC_HI 0x22A
  749. # define DP_TEST_HSYNC_POLARITY (1 << 7)
  750. # define DP_TEST_HSYNC_WIDTH_HI_MASK (127 << 0)
  751. #define DP_TEST_HSYNC_WIDTH_LO 0x22B
  752. #define DP_TEST_VSYNC_HI 0x22C
  753. # define DP_TEST_VSYNC_POLARITY (1 << 7)
  754. # define DP_TEST_VSYNC_WIDTH_HI_MASK (127 << 0)
  755. #define DP_TEST_VSYNC_WIDTH_LO 0x22D
  756. #define DP_TEST_H_WIDTH_HI 0x22E
  757. #define DP_TEST_H_WIDTH_LO 0x22F
  758. #define DP_TEST_V_HEIGHT_HI 0x230
  759. #define DP_TEST_V_HEIGHT_LO 0x231
  760. #define DP_TEST_MISC0 0x232
  761. # define DP_TEST_SYNC_CLOCK (1 << 0)
  762. # define DP_TEST_COLOR_FORMAT_MASK (3 << 1)
  763. # define DP_TEST_COLOR_FORMAT_SHIFT 1
  764. # define DP_COLOR_FORMAT_RGB (0 << 1)
  765. # define DP_COLOR_FORMAT_YCbCr422 (1 << 1)
  766. # define DP_COLOR_FORMAT_YCbCr444 (2 << 1)
  767. # define DP_TEST_DYNAMIC_RANGE_VESA (0 << 3)
  768. # define DP_TEST_DYNAMIC_RANGE_CEA (1 << 3)
  769. # define DP_TEST_YCBCR_COEFFICIENTS (1 << 4)
  770. # define DP_YCBCR_COEFFICIENTS_ITU601 (0 << 4)
  771. # define DP_YCBCR_COEFFICIENTS_ITU709 (1 << 4)
  772. # define DP_TEST_BIT_DEPTH_MASK (7 << 5)
  773. # define DP_TEST_BIT_DEPTH_SHIFT 5
  774. # define DP_TEST_BIT_DEPTH_6 (0 << 5)
  775. # define DP_TEST_BIT_DEPTH_8 (1 << 5)
  776. # define DP_TEST_BIT_DEPTH_10 (2 << 5)
  777. # define DP_TEST_BIT_DEPTH_12 (3 << 5)
  778. # define DP_TEST_BIT_DEPTH_16 (4 << 5)
  779. #define DP_TEST_MISC1 0x233
  780. # define DP_TEST_REFRESH_DENOMINATOR (1 << 0)
  781. # define DP_TEST_INTERLACED (1 << 1)
  782. #define DP_TEST_REFRESH_RATE_NUMERATOR 0x234
  783. #define DP_TEST_MISC0 0x232
  784. #define DP_TEST_CRC_R_CR 0x240
  785. #define DP_TEST_CRC_G_Y 0x242
  786. #define DP_TEST_CRC_B_CB 0x244
  787. #define DP_TEST_SINK_MISC 0x246
  788. # define DP_TEST_CRC_SUPPORTED (1 << 5)
  789. # define DP_TEST_COUNT_MASK 0xf
  790. #define DP_PHY_TEST_PATTERN 0x248
  791. # define DP_PHY_TEST_PATTERN_SEL_MASK 0x7
  792. # define DP_PHY_TEST_PATTERN_NONE 0x0
  793. # define DP_PHY_TEST_PATTERN_D10_2 0x1
  794. # define DP_PHY_TEST_PATTERN_ERROR_COUNT 0x2
  795. # define DP_PHY_TEST_PATTERN_PRBS7 0x3
  796. # define DP_PHY_TEST_PATTERN_80BIT_CUSTOM 0x4
  797. # define DP_PHY_TEST_PATTERN_CP2520 0x5
  798. #define DP_PHY_SQUARE_PATTERN 0x249
  799. #define DP_TEST_HBR2_SCRAMBLER_RESET 0x24A
  800. #define DP_TEST_80BIT_CUSTOM_PATTERN_7_0 0x250
  801. #define DP_TEST_80BIT_CUSTOM_PATTERN_15_8 0x251
  802. #define DP_TEST_80BIT_CUSTOM_PATTERN_23_16 0x252
  803. #define DP_TEST_80BIT_CUSTOM_PATTERN_31_24 0x253
  804. #define DP_TEST_80BIT_CUSTOM_PATTERN_39_32 0x254
  805. #define DP_TEST_80BIT_CUSTOM_PATTERN_47_40 0x255
  806. #define DP_TEST_80BIT_CUSTOM_PATTERN_55_48 0x256
  807. #define DP_TEST_80BIT_CUSTOM_PATTERN_63_56 0x257
  808. #define DP_TEST_80BIT_CUSTOM_PATTERN_71_64 0x258
  809. #define DP_TEST_80BIT_CUSTOM_PATTERN_79_72 0x259
  810. #define DP_TEST_RESPONSE 0x260
  811. # define DP_TEST_ACK (1 << 0)
  812. # define DP_TEST_NAK (1 << 1)
  813. # define DP_TEST_EDID_CHECKSUM_WRITE (1 << 2)
  814. #define DP_TEST_EDID_CHECKSUM 0x261
  815. #define DP_TEST_SINK 0x270
  816. # define DP_TEST_SINK_START (1 << 0)
  817. #define DP_TEST_AUDIO_MODE 0x271
  818. #define DP_TEST_AUDIO_PATTERN_TYPE 0x272
  819. #define DP_TEST_AUDIO_PERIOD_CH1 0x273
  820. #define DP_TEST_AUDIO_PERIOD_CH2 0x274
  821. #define DP_TEST_AUDIO_PERIOD_CH3 0x275
  822. #define DP_TEST_AUDIO_PERIOD_CH4 0x276
  823. #define DP_TEST_AUDIO_PERIOD_CH5 0x277
  824. #define DP_TEST_AUDIO_PERIOD_CH6 0x278
  825. #define DP_TEST_AUDIO_PERIOD_CH7 0x279
  826. #define DP_TEST_AUDIO_PERIOD_CH8 0x27A
  827. #define DP_FEC_STATUS 0x280 /* 1.4 */
  828. # define DP_FEC_DECODE_EN_DETECTED (1 << 0)
  829. # define DP_FEC_DECODE_DIS_DETECTED (1 << 1)
  830. #define DP_FEC_ERROR_COUNT_LSB 0x0281 /* 1.4 */
  831. #define DP_FEC_ERROR_COUNT_MSB 0x0282 /* 1.4 */
  832. # define DP_FEC_ERROR_COUNT_MASK 0x7F
  833. # define DP_FEC_ERR_COUNT_VALID (1 << 7)
  834. #define DP_PAYLOAD_TABLE_UPDATE_STATUS 0x2c0 /* 1.2 MST */
  835. # define DP_PAYLOAD_TABLE_UPDATED (1 << 0)
  836. # define DP_PAYLOAD_ACT_HANDLED (1 << 1)
  837. #define DP_VC_PAYLOAD_ID_SLOT_1 0x2c1 /* 1.2 MST */
  838. /* up to ID_SLOT_63 at 0x2ff */
  839. /* Source Device-specific */
  840. #define DP_SOURCE_OUI 0x300
  841. /* Sink Device-specific */
  842. #define DP_SINK_OUI 0x400
  843. /* Branch Device-specific */
  844. #define DP_BRANCH_OUI 0x500
  845. #define DP_BRANCH_ID 0x503
  846. #define DP_BRANCH_REVISION_START 0x509
  847. #define DP_BRANCH_HW_REV 0x509
  848. #define DP_BRANCH_SW_REV 0x50A
  849. /* Link/Sink Device Power Control */
  850. #define DP_SET_POWER 0x600
  851. # define DP_SET_POWER_D0 0x1
  852. # define DP_SET_POWER_D3 0x2
  853. # define DP_SET_POWER_MASK 0x3
  854. # define DP_SET_POWER_D3_AUX_ON 0x5
  855. /* eDP-specific */
  856. #define DP_EDP_DPCD_REV 0x700 /* eDP 1.2 */
  857. # define DP_EDP_11 0x00
  858. # define DP_EDP_12 0x01
  859. # define DP_EDP_13 0x02
  860. # define DP_EDP_14 0x03
  861. # define DP_EDP_14a 0x04 /* eDP 1.4a */
  862. # define DP_EDP_14b 0x05 /* eDP 1.4b */
  863. # define DP_EDP_15 0x06 /* eDP 1.5 */
  864. #define DP_EDP_GENERAL_CAP_1 0x701
  865. # define DP_EDP_TCON_BACKLIGHT_ADJUSTMENT_CAP (1 << 0)
  866. # define DP_EDP_BACKLIGHT_PIN_ENABLE_CAP (1 << 1)
  867. # define DP_EDP_BACKLIGHT_AUX_ENABLE_CAP (1 << 2)
  868. # define DP_EDP_PANEL_SELF_TEST_PIN_ENABLE_CAP (1 << 3)
  869. # define DP_EDP_PANEL_SELF_TEST_AUX_ENABLE_CAP (1 << 4)
  870. # define DP_EDP_FRC_ENABLE_CAP (1 << 5)
  871. # define DP_EDP_COLOR_ENGINE_CAP (1 << 6)
  872. # define DP_EDP_SET_POWER_CAP (1 << 7)
  873. #define DP_EDP_BACKLIGHT_ADJUSTMENT_CAP 0x702
  874. # define DP_EDP_BACKLIGHT_BRIGHTNESS_PWM_PIN_CAP (1 << 0)
  875. # define DP_EDP_BACKLIGHT_BRIGHTNESS_AUX_SET_CAP (1 << 1)
  876. # define DP_EDP_BACKLIGHT_BRIGHTNESS_BYTE_COUNT (1 << 2)
  877. # define DP_EDP_BACKLIGHT_AUX_PWM_PRODUCT_CAP (1 << 3)
  878. # define DP_EDP_BACKLIGHT_FREQ_PWM_PIN_PASSTHRU_CAP (1 << 4)
  879. # define DP_EDP_BACKLIGHT_FREQ_AUX_SET_CAP (1 << 5)
  880. # define DP_EDP_DYNAMIC_BACKLIGHT_CAP (1 << 6)
  881. # define DP_EDP_VBLANK_BACKLIGHT_UPDATE_CAP (1 << 7)
  882. #define DP_EDP_GENERAL_CAP_2 0x703
  883. # define DP_EDP_OVERDRIVE_ENGINE_ENABLED (1 << 0)
  884. # define DP_EDP_PANEL_LUMINANCE_CONTROL_CAPABLE (1 << 4)
  885. # define DP_EDP_SMOOTH_BRIGHTNESS_CAPABLE (1 << 6) /* eDP 2.0 */
  886. #define DP_EDP_GENERAL_CAP_3 0x704 /* eDP 1.4 */
  887. # define DP_EDP_X_REGION_CAP_MASK (0xf << 0)
  888. # define DP_EDP_X_REGION_CAP_SHIFT 0
  889. # define DP_EDP_Y_REGION_CAP_MASK (0xf << 4)
  890. # define DP_EDP_Y_REGION_CAP_SHIFT 4
  891. #define DP_EDP_DISPLAY_CONTROL_REGISTER 0x720
  892. # define DP_EDP_BACKLIGHT_ENABLE (1 << 0)
  893. # define DP_EDP_BLACK_VIDEO_ENABLE (1 << 1)
  894. # define DP_EDP_FRC_ENABLE (1 << 2)
  895. # define DP_EDP_COLOR_ENGINE_ENABLE (1 << 3)
  896. # define DP_EDP_VBLANK_BACKLIGHT_UPDATE_ENABLE (1 << 7)
  897. #define DP_EDP_BACKLIGHT_MODE_SET_REGISTER 0x721
  898. # define DP_EDP_BACKLIGHT_CONTROL_MODE_MASK (3 << 0)
  899. # define DP_EDP_BACKLIGHT_CONTROL_MODE_PWM (0 << 0)
  900. # define DP_EDP_BACKLIGHT_CONTROL_MODE_PRESET (1 << 0)
  901. # define DP_EDP_BACKLIGHT_CONTROL_MODE_DPCD (2 << 0)
  902. # define DP_EDP_BACKLIGHT_CONTROL_MODE_PRODUCT (3 << 0)
  903. # define DP_EDP_BACKLIGHT_FREQ_PWM_PIN_PASSTHRU_ENABLE (1 << 2)
  904. # define DP_EDP_BACKLIGHT_FREQ_AUX_SET_ENABLE (1 << 3)
  905. # define DP_EDP_DYNAMIC_BACKLIGHT_ENABLE (1 << 4)
  906. # define DP_EDP_REGIONAL_BACKLIGHT_ENABLE (1 << 5)
  907. # define DP_EDP_UPDATE_REGION_BRIGHTNESS (1 << 6) /* eDP 1.4 */
  908. # define DP_EDP_PANEL_LUMINANCE_CONTROL_ENABLE (1 << 7)
  909. #define DP_EDP_BACKLIGHT_BRIGHTNESS_MSB 0x722
  910. #define DP_EDP_BACKLIGHT_BRIGHTNESS_LSB 0x723
  911. #define DP_EDP_PWMGEN_BIT_COUNT 0x724
  912. #define DP_EDP_PWMGEN_BIT_COUNT_CAP_MIN 0x725
  913. #define DP_EDP_PWMGEN_BIT_COUNT_CAP_MAX 0x726
  914. # define DP_EDP_PWMGEN_BIT_COUNT_MASK (0x1f << 0)
  915. #define DP_EDP_BACKLIGHT_CONTROL_STATUS 0x727
  916. #define DP_EDP_BACKLIGHT_FREQ_SET 0x728
  917. # define DP_EDP_BACKLIGHT_FREQ_BASE_KHZ 27000
  918. #define DP_EDP_BACKLIGHT_FREQ_CAP_MIN_MSB 0x72a
  919. #define DP_EDP_BACKLIGHT_FREQ_CAP_MIN_MID 0x72b
  920. #define DP_EDP_BACKLIGHT_FREQ_CAP_MIN_LSB 0x72c
  921. #define DP_EDP_BACKLIGHT_FREQ_CAP_MAX_MSB 0x72d
  922. #define DP_EDP_BACKLIGHT_FREQ_CAP_MAX_MID 0x72e
  923. #define DP_EDP_BACKLIGHT_FREQ_CAP_MAX_LSB 0x72f
  924. #define DP_EDP_DBC_MINIMUM_BRIGHTNESS_SET 0x732
  925. #define DP_EDP_DBC_MAXIMUM_BRIGHTNESS_SET 0x733
  926. #define DP_EDP_PANEL_TARGET_LUMINANCE_VALUE 0x734
  927. #define DP_EDP_REGIONAL_BACKLIGHT_BASE 0x740 /* eDP 1.4 */
  928. #define DP_EDP_REGIONAL_BACKLIGHT_0 0x741 /* eDP 1.4 */
  929. #define DP_EDP_MSO_LINK_CAPABILITIES 0x7a4 /* eDP 1.4 */
  930. # define DP_EDP_MSO_NUMBER_OF_LINKS_MASK (7 << 0)
  931. # define DP_EDP_MSO_NUMBER_OF_LINKS_SHIFT 0
  932. # define DP_EDP_MSO_INDEPENDENT_LINK_BIT (1 << 3)
  933. /* Sideband MSG Buffers */
  934. #define DP_SIDEBAND_MSG_DOWN_REQ_BASE 0x1000 /* 1.2 MST */
  935. #define DP_SIDEBAND_MSG_UP_REP_BASE 0x1200 /* 1.2 MST */
  936. #define DP_SIDEBAND_MSG_DOWN_REP_BASE 0x1400 /* 1.2 MST */
  937. #define DP_SIDEBAND_MSG_UP_REQ_BASE 0x1600 /* 1.2 MST */
  938. /* DPRX Event Status Indicator */
  939. #define DP_SINK_COUNT_ESI 0x2002 /* same as 0x200 */
  940. #define DP_DEVICE_SERVICE_IRQ_VECTOR_ESI0 0x2003 /* same as 0x201 */
  941. #define DP_DEVICE_SERVICE_IRQ_VECTOR_ESI1 0x2004 /* 1.2 */
  942. # define DP_RX_GTC_MSTR_REQ_STATUS_CHANGE (1 << 0)
  943. # define DP_LOCK_ACQUISITION_REQUEST (1 << 1)
  944. # define DP_CEC_IRQ (1 << 2)
  945. #define DP_LINK_SERVICE_IRQ_VECTOR_ESI0 0x2005 /* 1.2 */
  946. # define RX_CAP_CHANGED (1 << 0)
  947. # define LINK_STATUS_CHANGED (1 << 1)
  948. # define STREAM_STATUS_CHANGED (1 << 2)
  949. # define HDMI_LINK_STATUS_CHANGED (1 << 3)
  950. # define CONNECTED_OFF_ENTRY_REQUESTED (1 << 4)
  951. # define DP_TUNNELING_IRQ (1 << 5)
  952. #define DP_PSR_ERROR_STATUS 0x2006 /* XXX 1.2? */
  953. # define DP_PSR_LINK_CRC_ERROR (1 << 0)
  954. # define DP_PSR_RFB_STORAGE_ERROR (1 << 1)
  955. # define DP_PSR_VSC_SDP_UNCORRECTABLE_ERROR (1 << 2) /* eDP 1.4 */
  956. #define DP_PSR_ESI 0x2007 /* XXX 1.2? */
  957. # define DP_PSR_CAPS_CHANGE (1 << 0)
  958. #define DP_PSR_STATUS 0x2008 /* XXX 1.2? */
  959. # define DP_PSR_SINK_INACTIVE 0
  960. # define DP_PSR_SINK_ACTIVE_SRC_SYNCED 1
  961. # define DP_PSR_SINK_ACTIVE_RFB 2
  962. # define DP_PSR_SINK_ACTIVE_SINK_SYNCED 3
  963. # define DP_PSR_SINK_ACTIVE_RESYNC 4
  964. # define DP_PSR_SINK_INTERNAL_ERROR 7
  965. # define DP_PSR_SINK_STATE_MASK 0x07
  966. #define DP_SYNCHRONIZATION_LATENCY_IN_SINK 0x2009 /* edp 1.4 */
  967. # define DP_MAX_RESYNC_FRAME_COUNT_MASK (0xf << 0)
  968. # define DP_MAX_RESYNC_FRAME_COUNT_SHIFT 0
  969. # define DP_LAST_ACTUAL_SYNCHRONIZATION_LATENCY_MASK (0xf << 4)
  970. # define DP_LAST_ACTUAL_SYNCHRONIZATION_LATENCY_SHIFT 4
  971. #define DP_LAST_RECEIVED_PSR_SDP 0x200a /* eDP 1.2 */
  972. # define DP_PSR_STATE_BIT (1 << 0) /* eDP 1.2 */
  973. # define DP_UPDATE_RFB_BIT (1 << 1) /* eDP 1.2 */
  974. # define DP_CRC_VALID_BIT (1 << 2) /* eDP 1.2 */
  975. # define DP_SU_VALID (1 << 3) /* eDP 1.4 */
  976. # define DP_FIRST_SCAN_LINE_SU_REGION (1 << 4) /* eDP 1.4 */
  977. # define DP_LAST_SCAN_LINE_SU_REGION (1 << 5) /* eDP 1.4 */
  978. # define DP_Y_COORDINATE_VALID (1 << 6) /* eDP 1.4a */
  979. #define DP_RECEIVER_ALPM_STATUS 0x200b /* eDP 1.4 */
  980. # define DP_ALPM_LOCK_TIMEOUT_ERROR (1 << 0)
  981. #define DP_LANE0_1_STATUS_ESI 0x200c /* status same as 0x202 */
  982. #define DP_LANE2_3_STATUS_ESI 0x200d /* status same as 0x203 */
  983. #define DP_LANE_ALIGN_STATUS_UPDATED_ESI 0x200e /* status same as 0x204 */
  984. #define DP_SINK_STATUS_ESI 0x200f /* status same as 0x205 */
  985. #define DP_PANEL_REPLAY_ERROR_STATUS 0x2020 /* DP 2.1*/
  986. # define DP_PANEL_REPLAY_LINK_CRC_ERROR (1 << 0)
  987. # define DP_PANEL_REPLAY_RFB_STORAGE_ERROR (1 << 1)
  988. # define DP_PANEL_REPLAY_VSC_SDP_UNCORRECTABLE_ERROR (1 << 2)
  989. #define DP_SINK_DEVICE_PR_AND_FRAME_LOCK_STATUS 0x2022 /* DP 2.1 */
  990. # define DP_SINK_DEVICE_PANEL_REPLAY_STATUS_MASK (7 << 0)
  991. # define DP_SINK_FRAME_LOCKED_SHIFT 3
  992. # define DP_SINK_FRAME_LOCKED_MASK (3 << 3)
  993. # define DP_SINK_FRAME_LOCKED_STATUS_VALID_SHIFT 5
  994. # define DP_SINK_FRAME_LOCKED_STATUS_VALID_MASK (1 << 5)
  995. /* Extended Receiver Capability: See DP_DPCD_REV for definitions */
  996. #define DP_DP13_DPCD_REV 0x2200
  997. #define DP_DPRX_FEATURE_ENUMERATION_LIST 0x2210 /* DP 1.3 */
  998. # define DP_GTC_CAP (1 << 0) /* DP 1.3 */
  999. # define DP_SST_SPLIT_SDP_CAP (1 << 1) /* DP 1.4 */
  1000. # define DP_AV_SYNC_CAP (1 << 2) /* DP 1.3 */
  1001. # define DP_VSC_SDP_EXT_FOR_COLORIMETRY_SUPPORTED (1 << 3) /* DP 1.3 */
  1002. # define DP_VSC_EXT_VESA_SDP_SUPPORTED (1 << 4) /* DP 1.4 */
  1003. # define DP_VSC_EXT_VESA_SDP_CHAINING_SUPPORTED (1 << 5) /* DP 1.4 */
  1004. # define DP_VSC_EXT_CEA_SDP_SUPPORTED (1 << 6) /* DP 1.4 */
  1005. # define DP_VSC_EXT_CEA_SDP_CHAINING_SUPPORTED (1 << 7) /* DP 1.4 */
  1006. #define DP_EXTENDED_DPRX_SLEEP_WAKE_TIMEOUT_REQUEST 0x2211 /* 1.4a */
  1007. # define DP_DPRX_SLEEP_WAKE_TIMEOUT_PERIOD_MASK 0xff
  1008. # define DP_DPRX_SLEEP_WAKE_TIMEOUT_PERIOD_1_MS 0x00
  1009. # define DP_DPRX_SLEEP_WAKE_TIMEOUT_PERIOD_20_MS 0x01
  1010. # define DP_DPRX_SLEEP_WAKE_TIMEOUT_PERIOD_40_MS 0x02
  1011. # define DP_DPRX_SLEEP_WAKE_TIMEOUT_PERIOD_60_MS 0x03
  1012. # define DP_DPRX_SLEEP_WAKE_TIMEOUT_PERIOD_80_MS 0x04
  1013. # define DP_DPRX_SLEEP_WAKE_TIMEOUT_PERIOD_100_MS 0x05
  1014. #define DP_DPRX_FEATURE_ENUMERATION_LIST_CONT_1 0x2214 /* 2.0 E11 */
  1015. # define DP_ADAPTIVE_SYNC_SDP_SUPPORTED (1 << 0)
  1016. # define DP_ADAPTIVE_SYNC_SDP_OPERATION_MODE GENMASK(1, 0)
  1017. # define DP_ADAPTIVE_SYNC_SDP_LENGTH GENMASK(5, 0)
  1018. # define DP_AS_SDP_FIRST_HALF_LINE_OR_3840_PIXEL_CYCLE_WINDOW_NOT_SUPPORTED (1 << 1)
  1019. # define DP_VSC_EXT_SDP_FRAMEWORK_VERSION_1_SUPPORTED (1 << 4)
  1020. #define DP_128B132B_SUPPORTED_LINK_RATES 0x2215 /* 2.0 */
  1021. # define DP_UHBR10 (1 << 0)
  1022. # define DP_UHBR20 (1 << 1)
  1023. # define DP_UHBR13_5 (1 << 2)
  1024. #define DP_128B132B_TRAINING_AUX_RD_INTERVAL 0x2216 /* 2.0 */
  1025. # define DP_128B132B_TRAINING_AUX_RD_INTERVAL_1MS_UNIT (1 << 7)
  1026. # define DP_128B132B_TRAINING_AUX_RD_INTERVAL_MASK 0x7f
  1027. # define DP_128B132B_TRAINING_AUX_RD_INTERVAL_400_US 0x00
  1028. # define DP_128B132B_TRAINING_AUX_RD_INTERVAL_4_MS 0x01
  1029. # define DP_128B132B_TRAINING_AUX_RD_INTERVAL_8_MS 0x02
  1030. # define DP_128B132B_TRAINING_AUX_RD_INTERVAL_12_MS 0x03
  1031. # define DP_128B132B_TRAINING_AUX_RD_INTERVAL_16_MS 0x04
  1032. # define DP_128B132B_TRAINING_AUX_RD_INTERVAL_32_MS 0x05
  1033. # define DP_128B132B_TRAINING_AUX_RD_INTERVAL_64_MS 0x06
  1034. #define DP_TEST_264BIT_CUSTOM_PATTERN_7_0 0x2230
  1035. #define DP_TEST_264BIT_CUSTOM_PATTERN_263_256 0x2250
  1036. /* DSC Extended Capability Branch Total DSC Resources */
  1037. #define DP_DSC_SUPPORT_AND_DSC_DECODER_COUNT 0x2260 /* 2.0 */
  1038. # define DP_DSC_DECODER_COUNT_MASK (0b111 << 5)
  1039. # define DP_DSC_DECODER_COUNT_SHIFT 5
  1040. #define DP_DSC_MAX_SLICE_COUNT_AND_AGGREGATION_0 0x2270 /* 2.0 */
  1041. # define DP_DSC_DECODER_0_MAXIMUM_SLICE_COUNT_MASK (1 << 0)
  1042. # define DP_DSC_DECODER_0_AGGREGATION_SUPPORT_MASK (0b111 << 1)
  1043. # define DP_DSC_DECODER_0_AGGREGATION_SUPPORT_SHIFT 1
  1044. /* Protocol Converter Extension */
  1045. /* HDMI CEC tunneling over AUX DP 1.3 section 5.3.3.3.1 DPCD 1.4+ */
  1046. #define DP_CEC_TUNNELING_CAPABILITY 0x3000
  1047. # define DP_CEC_TUNNELING_CAPABLE (1 << 0)
  1048. # define DP_CEC_SNOOPING_CAPABLE (1 << 1)
  1049. # define DP_CEC_MULTIPLE_LA_CAPABLE (1 << 2)
  1050. #define DP_CEC_TUNNELING_CONTROL 0x3001
  1051. # define DP_CEC_TUNNELING_ENABLE (1 << 0)
  1052. # define DP_CEC_SNOOPING_ENABLE (1 << 1)
  1053. #define DP_CEC_RX_MESSAGE_INFO 0x3002
  1054. # define DP_CEC_RX_MESSAGE_LEN_MASK (0xf << 0)
  1055. # define DP_CEC_RX_MESSAGE_LEN_SHIFT 0
  1056. # define DP_CEC_RX_MESSAGE_HPD_STATE (1 << 4)
  1057. # define DP_CEC_RX_MESSAGE_HPD_LOST (1 << 5)
  1058. # define DP_CEC_RX_MESSAGE_ACKED (1 << 6)
  1059. # define DP_CEC_RX_MESSAGE_ENDED (1 << 7)
  1060. #define DP_CEC_TX_MESSAGE_INFO 0x3003
  1061. # define DP_CEC_TX_MESSAGE_LEN_MASK (0xf << 0)
  1062. # define DP_CEC_TX_MESSAGE_LEN_SHIFT 0
  1063. # define DP_CEC_TX_RETRY_COUNT_MASK (0x7 << 4)
  1064. # define DP_CEC_TX_RETRY_COUNT_SHIFT 4
  1065. # define DP_CEC_TX_MESSAGE_SEND (1 << 7)
  1066. #define DP_CEC_TUNNELING_IRQ_FLAGS 0x3004
  1067. # define DP_CEC_RX_MESSAGE_INFO_VALID (1 << 0)
  1068. # define DP_CEC_RX_MESSAGE_OVERFLOW (1 << 1)
  1069. # define DP_CEC_TX_MESSAGE_SENT (1 << 4)
  1070. # define DP_CEC_TX_LINE_ERROR (1 << 5)
  1071. # define DP_CEC_TX_ADDRESS_NACK_ERROR (1 << 6)
  1072. # define DP_CEC_TX_DATA_NACK_ERROR (1 << 7)
  1073. #define DP_CEC_LOGICAL_ADDRESS_MASK 0x300E /* 0x300F word */
  1074. # define DP_CEC_LOGICAL_ADDRESS_0 (1 << 0)
  1075. # define DP_CEC_LOGICAL_ADDRESS_1 (1 << 1)
  1076. # define DP_CEC_LOGICAL_ADDRESS_2 (1 << 2)
  1077. # define DP_CEC_LOGICAL_ADDRESS_3 (1 << 3)
  1078. # define DP_CEC_LOGICAL_ADDRESS_4 (1 << 4)
  1079. # define DP_CEC_LOGICAL_ADDRESS_5 (1 << 5)
  1080. # define DP_CEC_LOGICAL_ADDRESS_6 (1 << 6)
  1081. # define DP_CEC_LOGICAL_ADDRESS_7 (1 << 7)
  1082. #define DP_CEC_LOGICAL_ADDRESS_MASK_2 0x300F /* 0x300E word */
  1083. # define DP_CEC_LOGICAL_ADDRESS_8 (1 << 0)
  1084. # define DP_CEC_LOGICAL_ADDRESS_9 (1 << 1)
  1085. # define DP_CEC_LOGICAL_ADDRESS_10 (1 << 2)
  1086. # define DP_CEC_LOGICAL_ADDRESS_11 (1 << 3)
  1087. # define DP_CEC_LOGICAL_ADDRESS_12 (1 << 4)
  1088. # define DP_CEC_LOGICAL_ADDRESS_13 (1 << 5)
  1089. # define DP_CEC_LOGICAL_ADDRESS_14 (1 << 6)
  1090. # define DP_CEC_LOGICAL_ADDRESS_15 (1 << 7)
  1091. #define DP_CEC_RX_MESSAGE_BUFFER 0x3010
  1092. #define DP_CEC_TX_MESSAGE_BUFFER 0x3020
  1093. #define DP_CEC_MESSAGE_BUFFER_LENGTH 0x10
  1094. /* PCON CONFIGURE-1 FRL FOR HDMI SINK */
  1095. #define DP_PCON_HDMI_LINK_CONFIG_1 0x305A
  1096. # define DP_PCON_ENABLE_MAX_FRL_BW (7 << 0)
  1097. # define DP_PCON_ENABLE_MAX_BW_0GBPS 0
  1098. # define DP_PCON_ENABLE_MAX_BW_9GBPS 1
  1099. # define DP_PCON_ENABLE_MAX_BW_18GBPS 2
  1100. # define DP_PCON_ENABLE_MAX_BW_24GBPS 3
  1101. # define DP_PCON_ENABLE_MAX_BW_32GBPS 4
  1102. # define DP_PCON_ENABLE_MAX_BW_40GBPS 5
  1103. # define DP_PCON_ENABLE_MAX_BW_48GBPS 6
  1104. # define DP_PCON_ENABLE_SOURCE_CTL_MODE (1 << 3)
  1105. # define DP_PCON_ENABLE_CONCURRENT_LINK (1 << 4)
  1106. # define DP_PCON_ENABLE_SEQUENTIAL_LINK (0 << 4)
  1107. # define DP_PCON_ENABLE_LINK_FRL_MODE (1 << 5)
  1108. # define DP_PCON_ENABLE_HPD_READY (1 << 6)
  1109. # define DP_PCON_ENABLE_HDMI_LINK (1 << 7)
  1110. /* PCON CONFIGURE-2 FRL FOR HDMI SINK */
  1111. #define DP_PCON_HDMI_LINK_CONFIG_2 0x305B
  1112. # define DP_PCON_MAX_LINK_BW_MASK (0x3F << 0)
  1113. # define DP_PCON_FRL_BW_MASK_9GBPS (1 << 0)
  1114. # define DP_PCON_FRL_BW_MASK_18GBPS (1 << 1)
  1115. # define DP_PCON_FRL_BW_MASK_24GBPS (1 << 2)
  1116. # define DP_PCON_FRL_BW_MASK_32GBPS (1 << 3)
  1117. # define DP_PCON_FRL_BW_MASK_40GBPS (1 << 4)
  1118. # define DP_PCON_FRL_BW_MASK_48GBPS (1 << 5)
  1119. # define DP_PCON_FRL_LINK_TRAIN_EXTENDED (1 << 6)
  1120. # define DP_PCON_FRL_LINK_TRAIN_NORMAL (0 << 6)
  1121. /* PCON HDMI LINK STATUS */
  1122. #define DP_PCON_HDMI_TX_LINK_STATUS 0x303B
  1123. # define DP_PCON_HDMI_TX_LINK_ACTIVE (1 << 0)
  1124. # define DP_PCON_FRL_READY (1 << 1)
  1125. /* PCON HDMI POST FRL STATUS */
  1126. #define DP_PCON_HDMI_POST_FRL_STATUS 0x3036
  1127. # define DP_PCON_HDMI_LINK_MODE (1 << 0)
  1128. # define DP_PCON_HDMI_MODE_TMDS 0
  1129. # define DP_PCON_HDMI_MODE_FRL 1
  1130. # define DP_PCON_HDMI_FRL_TRAINED_BW (0x3F << 1)
  1131. # define DP_PCON_FRL_TRAINED_BW_9GBPS (1 << 1)
  1132. # define DP_PCON_FRL_TRAINED_BW_18GBPS (1 << 2)
  1133. # define DP_PCON_FRL_TRAINED_BW_24GBPS (1 << 3)
  1134. # define DP_PCON_FRL_TRAINED_BW_32GBPS (1 << 4)
  1135. # define DP_PCON_FRL_TRAINED_BW_40GBPS (1 << 5)
  1136. # define DP_PCON_FRL_TRAINED_BW_48GBPS (1 << 6)
  1137. #define DP_PROTOCOL_CONVERTER_CONTROL_0 0x3050 /* DP 1.3 */
  1138. # define DP_HDMI_DVI_OUTPUT_CONFIG (1 << 0) /* DP 1.3 */
  1139. #define DP_PROTOCOL_CONVERTER_CONTROL_1 0x3051 /* DP 1.3 */
  1140. # define DP_CONVERSION_TO_YCBCR420_ENABLE (1 << 0) /* DP 1.3 */
  1141. # define DP_HDMI_EDID_PROCESSING_DISABLE (1 << 1) /* DP 1.4 */
  1142. # define DP_HDMI_AUTONOMOUS_SCRAMBLING_DISABLE (1 << 2) /* DP 1.4 */
  1143. # define DP_HDMI_FORCE_SCRAMBLING (1 << 3) /* DP 1.4 */
  1144. #define DP_PROTOCOL_CONVERTER_CONTROL_2 0x3052 /* DP 1.3 */
  1145. # define DP_CONVERSION_TO_YCBCR422_ENABLE (1 << 0) /* DP 1.3 */
  1146. # define DP_PCON_ENABLE_DSC_ENCODER (1 << 1)
  1147. # define DP_PCON_ENCODER_PPS_OVERRIDE_MASK (0x3 << 2)
  1148. # define DP_PCON_ENC_PPS_OVERRIDE_DISABLED 0
  1149. # define DP_PCON_ENC_PPS_OVERRIDE_EN_PARAMS 1
  1150. # define DP_PCON_ENC_PPS_OVERRIDE_EN_BUFFER 2
  1151. # define DP_CONVERSION_RGB_YCBCR_MASK (7 << 4)
  1152. # define DP_CONVERSION_BT601_RGB_YCBCR_ENABLE (1 << 4)
  1153. # define DP_CONVERSION_BT709_RGB_YCBCR_ENABLE (1 << 5)
  1154. # define DP_CONVERSION_BT2020_RGB_YCBCR_ENABLE (1 << 6)
  1155. /* PCON Downstream HDMI ERROR Status per Lane */
  1156. #define DP_PCON_HDMI_ERROR_STATUS_LN0 0x3037
  1157. #define DP_PCON_HDMI_ERROR_STATUS_LN1 0x3038
  1158. #define DP_PCON_HDMI_ERROR_STATUS_LN2 0x3039
  1159. #define DP_PCON_HDMI_ERROR_STATUS_LN3 0x303A
  1160. # define DP_PCON_HDMI_ERROR_COUNT_MASK (0x7 << 0)
  1161. # define DP_PCON_HDMI_ERROR_COUNT_THREE_PLUS (1 << 0)
  1162. # define DP_PCON_HDMI_ERROR_COUNT_TEN_PLUS (1 << 1)
  1163. # define DP_PCON_HDMI_ERROR_COUNT_HUNDRED_PLUS (1 << 2)
  1164. /* PCON HDMI CONFIG PPS Override Buffer
  1165. * Valid Offsets to be added to Base : 0-127
  1166. */
  1167. #define DP_PCON_HDMI_PPS_OVERRIDE_BASE 0x3100
  1168. /* PCON HDMI CONFIG PPS Override Parameter: Slice height
  1169. * Offset-0 8LSBs of the Slice height.
  1170. * Offset-1 8MSBs of the Slice height.
  1171. */
  1172. #define DP_PCON_HDMI_PPS_OVRD_SLICE_HEIGHT 0x3180
  1173. /* PCON HDMI CONFIG PPS Override Parameter: Slice width
  1174. * Offset-0 8LSBs of the Slice width.
  1175. * Offset-1 8MSBs of the Slice width.
  1176. */
  1177. #define DP_PCON_HDMI_PPS_OVRD_SLICE_WIDTH 0x3182
  1178. /* PCON HDMI CONFIG PPS Override Parameter: bits_per_pixel
  1179. * Offset-0 8LSBs of the bits_per_pixel.
  1180. * Offset-1 2MSBs of the bits_per_pixel.
  1181. */
  1182. #define DP_PCON_HDMI_PPS_OVRD_BPP 0x3184
  1183. /* HDCP 1.3 and HDCP 2.2 */
  1184. #define DP_AUX_HDCP_BKSV 0x68000
  1185. #define DP_AUX_HDCP_RI_PRIME 0x68005
  1186. #define DP_AUX_HDCP_AKSV 0x68007
  1187. #define DP_AUX_HDCP_AN 0x6800C
  1188. #define DP_AUX_HDCP_V_PRIME(h) (0x68014 + h * 4)
  1189. #define DP_AUX_HDCP_BCAPS 0x68028
  1190. # define DP_BCAPS_REPEATER_PRESENT BIT(1)
  1191. # define DP_BCAPS_HDCP_CAPABLE BIT(0)
  1192. #define DP_AUX_HDCP_BSTATUS 0x68029
  1193. # define DP_BSTATUS_REAUTH_REQ BIT(3)
  1194. # define DP_BSTATUS_LINK_FAILURE BIT(2)
  1195. # define DP_BSTATUS_R0_PRIME_READY BIT(1)
  1196. # define DP_BSTATUS_READY BIT(0)
  1197. #define DP_AUX_HDCP_BINFO 0x6802A
  1198. #define DP_AUX_HDCP_KSV_FIFO 0x6802C
  1199. #define DP_AUX_HDCP_AINFO 0x6803B
  1200. /* DP HDCP2.2 parameter offsets in DPCD address space */
  1201. #define DP_HDCP_2_2_REG_RTX_OFFSET 0x69000
  1202. #define DP_HDCP_2_2_REG_TXCAPS_OFFSET 0x69008
  1203. #define DP_HDCP_2_2_REG_CERT_RX_OFFSET 0x6900B
  1204. #define DP_HDCP_2_2_REG_RRX_OFFSET 0x69215
  1205. #define DP_HDCP_2_2_REG_RX_CAPS_OFFSET 0x6921D
  1206. #define DP_HDCP_2_2_REG_EKPUB_KM_OFFSET 0x69220
  1207. #define DP_HDCP_2_2_REG_EKH_KM_WR_OFFSET 0x692A0
  1208. #define DP_HDCP_2_2_REG_M_OFFSET 0x692B0
  1209. #define DP_HDCP_2_2_REG_HPRIME_OFFSET 0x692C0
  1210. #define DP_HDCP_2_2_REG_EKH_KM_RD_OFFSET 0x692E0
  1211. #define DP_HDCP_2_2_REG_RN_OFFSET 0x692F0
  1212. #define DP_HDCP_2_2_REG_LPRIME_OFFSET 0x692F8
  1213. #define DP_HDCP_2_2_REG_EDKEY_KS_OFFSET 0x69318
  1214. #define DP_HDCP_2_2_REG_RIV_OFFSET 0x69328
  1215. #define DP_HDCP_2_2_REG_RXINFO_OFFSET 0x69330
  1216. #define DP_HDCP_2_2_REG_SEQ_NUM_V_OFFSET 0x69332
  1217. #define DP_HDCP_2_2_REG_VPRIME_OFFSET 0x69335
  1218. #define DP_HDCP_2_2_REG_RECV_ID_LIST_OFFSET 0x69345
  1219. #define DP_HDCP_2_2_REG_V_OFFSET 0x693E0
  1220. #define DP_HDCP_2_2_REG_SEQ_NUM_M_OFFSET 0x693F0
  1221. #define DP_HDCP_2_2_REG_K_OFFSET 0x693F3
  1222. #define DP_HDCP_2_2_REG_STREAM_ID_TYPE_OFFSET 0x693F5
  1223. #define DP_HDCP_2_2_REG_MPRIME_OFFSET 0x69473
  1224. #define DP_HDCP_2_2_REG_RXSTATUS_OFFSET 0x69493
  1225. #define DP_HDCP_2_2_REG_STREAM_TYPE_OFFSET 0x69494
  1226. #define DP_HDCP_2_2_REG_DBG_OFFSET 0x69518
  1227. /* DP-tunneling */
  1228. #define DP_TUNNELING_OUI 0xe0000
  1229. #define DP_TUNNELING_OUI_BYTES 3
  1230. #define DP_TUNNELING_DEV_ID 0xe0003
  1231. #define DP_TUNNELING_DEV_ID_BYTES 6
  1232. #define DP_TUNNELING_HW_REV 0xe0009
  1233. #define DP_TUNNELING_HW_REV_MAJOR_SHIFT 4
  1234. #define DP_TUNNELING_HW_REV_MAJOR_MASK (0xf << DP_TUNNELING_HW_REV_MAJOR_SHIFT)
  1235. #define DP_TUNNELING_HW_REV_MINOR_SHIFT 0
  1236. #define DP_TUNNELING_HW_REV_MINOR_MASK (0xf << DP_TUNNELING_HW_REV_MINOR_SHIFT)
  1237. #define DP_TUNNELING_SW_REV_MAJOR 0xe000a
  1238. #define DP_TUNNELING_SW_REV_MINOR 0xe000b
  1239. #define DP_TUNNELING_CAPABILITIES 0xe000d
  1240. #define DP_IN_BW_ALLOCATION_MODE_SUPPORT (1 << 7)
  1241. #define DP_PANEL_REPLAY_OPTIMIZATION_SUPPORT (1 << 6)
  1242. #define DP_TUNNELING_SUPPORT (1 << 0)
  1243. #define DP_IN_ADAPTER_INFO 0xe000e
  1244. #define DP_IN_ADAPTER_NUMBER_BITS 7
  1245. #define DP_IN_ADAPTER_NUMBER_MASK ((1 << DP_IN_ADAPTER_NUMBER_BITS) - 1)
  1246. #define DP_USB4_DRIVER_ID 0xe000f
  1247. #define DP_USB4_DRIVER_ID_BITS 4
  1248. #define DP_USB4_DRIVER_ID_MASK ((1 << DP_USB4_DRIVER_ID_BITS) - 1)
  1249. #define DP_USB4_DRIVER_BW_CAPABILITY 0xe0020
  1250. #define DP_USB4_DRIVER_BW_ALLOCATION_MODE_SUPPORT (1 << 7)
  1251. #define DP_IN_ADAPTER_TUNNEL_INFORMATION 0xe0021
  1252. #define DP_GROUP_ID_BITS 3
  1253. #define DP_GROUP_ID_MASK ((1 << DP_GROUP_ID_BITS) - 1)
  1254. #define DP_BW_GRANULARITY 0xe0022
  1255. #define DP_BW_GRANULARITY_MASK 0x3
  1256. #define DP_ESTIMATED_BW 0xe0023
  1257. #define DP_ALLOCATED_BW 0xe0024
  1258. #define DP_TUNNELING_STATUS 0xe0025
  1259. #define DP_BW_ALLOCATION_CAPABILITY_CHANGED (1 << 3)
  1260. #define DP_ESTIMATED_BW_CHANGED (1 << 2)
  1261. #define DP_BW_REQUEST_SUCCEEDED (1 << 1)
  1262. #define DP_BW_REQUEST_FAILED (1 << 0)
  1263. #define DP_TUNNELING_MAX_LINK_RATE 0xe0028
  1264. #define DP_TUNNELING_MAX_LANE_COUNT 0xe0029
  1265. #define DP_TUNNELING_MAX_LANE_COUNT_MASK 0x1f
  1266. #define DP_DPTX_BW_ALLOCATION_MODE_CONTROL 0xe0030
  1267. #define DP_DISPLAY_DRIVER_BW_ALLOCATION_MODE_ENABLE (1 << 7)
  1268. #define DP_UNMASK_BW_ALLOCATION_IRQ (1 << 6)
  1269. #define DP_REQUEST_BW 0xe0031
  1270. #define MAX_DP_REQUEST_BW 255
  1271. /* LTTPR: Link Training (LT)-tunable PHY Repeaters */
  1272. #define DP_LT_TUNABLE_PHY_REPEATER_FIELD_DATA_STRUCTURE_REV 0xf0000 /* 1.3 */
  1273. #define DP_MAX_LINK_RATE_PHY_REPEATER 0xf0001 /* 1.4a */
  1274. #define DP_PHY_REPEATER_CNT 0xf0002 /* 1.3 */
  1275. #define DP_PHY_REPEATER_MODE 0xf0003 /* 1.3 */
  1276. #define DP_MAX_LANE_COUNT_PHY_REPEATER 0xf0004 /* 1.4a */
  1277. #define DP_Repeater_FEC_CAPABILITY 0xf0004 /* 1.4 */
  1278. #define DP_PHY_REPEATER_EXTENDED_WAIT_TIMEOUT 0xf0005 /* 1.4a */
  1279. # define DP_EXTENDED_WAKE_TIMEOUT_REQUEST_MASK 0x7f
  1280. # define DP_EXTENDED_WAKE_TIMEOUT_GRANT (1 << 7)
  1281. #define DP_MAIN_LINK_CHANNEL_CODING_PHY_REPEATER 0xf0006 /* 2.0 */
  1282. # define DP_PHY_REPEATER_128B132B_SUPPORTED (1 << 0)
  1283. /* See DP_128B132B_SUPPORTED_LINK_RATES for values */
  1284. #define DP_PHY_REPEATER_128B132B_RATES 0xf0007 /* 2.0 */
  1285. #define DP_PHY_REPEATER_EQ_DONE 0xf0008 /* 2.0 E11 */
  1286. enum drm_dp_phy {
  1287. DP_PHY_DPRX,
  1288. DP_PHY_LTTPR1,
  1289. DP_PHY_LTTPR2,
  1290. DP_PHY_LTTPR3,
  1291. DP_PHY_LTTPR4,
  1292. DP_PHY_LTTPR5,
  1293. DP_PHY_LTTPR6,
  1294. DP_PHY_LTTPR7,
  1295. DP_PHY_LTTPR8,
  1296. DP_MAX_LTTPR_COUNT = DP_PHY_LTTPR8,
  1297. };
  1298. #define DP_PHY_LTTPR(i) (DP_PHY_LTTPR1 + (i))
  1299. #define __DP_LTTPR1_BASE 0xf0010 /* 1.3 */
  1300. #define __DP_LTTPR2_BASE 0xf0060 /* 1.3 */
  1301. #define DP_LTTPR_BASE(dp_phy) \
  1302. (__DP_LTTPR1_BASE + (__DP_LTTPR2_BASE - __DP_LTTPR1_BASE) * \
  1303. ((dp_phy) - DP_PHY_LTTPR1))
  1304. #define DP_LTTPR_REG(dp_phy, lttpr1_reg) \
  1305. (DP_LTTPR_BASE(dp_phy) - DP_LTTPR_BASE(DP_PHY_LTTPR1) + (lttpr1_reg))
  1306. #define DP_TRAINING_PATTERN_SET_PHY_REPEATER1 0xf0010 /* 1.3 */
  1307. #define DP_TRAINING_PATTERN_SET_PHY_REPEATER(dp_phy) \
  1308. DP_LTTPR_REG(dp_phy, DP_TRAINING_PATTERN_SET_PHY_REPEATER1)
  1309. #define DP_TRAINING_LANE0_SET_PHY_REPEATER1 0xf0011 /* 1.3 */
  1310. #define DP_TRAINING_LANE0_SET_PHY_REPEATER(dp_phy) \
  1311. DP_LTTPR_REG(dp_phy, DP_TRAINING_LANE0_SET_PHY_REPEATER1)
  1312. #define DP_TRAINING_LANE1_SET_PHY_REPEATER1 0xf0012 /* 1.3 */
  1313. #define DP_TRAINING_LANE2_SET_PHY_REPEATER1 0xf0013 /* 1.3 */
  1314. #define DP_TRAINING_LANE3_SET_PHY_REPEATER1 0xf0014 /* 1.3 */
  1315. #define DP_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER1 0xf0020 /* 1.4a */
  1316. #define DP_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER(dp_phy) \
  1317. DP_LTTPR_REG(dp_phy, DP_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER1)
  1318. #define DP_TRANSMITTER_CAPABILITY_PHY_REPEATER1 0xf0021 /* 1.4a */
  1319. # define DP_VOLTAGE_SWING_LEVEL_3_SUPPORTED BIT(0)
  1320. # define DP_PRE_EMPHASIS_LEVEL_3_SUPPORTED BIT(1)
  1321. #define DP_128B132B_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER1 0xf0022 /* 2.0 */
  1322. #define DP_128B132B_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER(dp_phy) \
  1323. DP_LTTPR_REG(dp_phy, DP_128B132B_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER1)
  1324. /* see DP_128B132B_TRAINING_AUX_RD_INTERVAL for values */
  1325. #define DP_LANE0_1_STATUS_PHY_REPEATER1 0xf0030 /* 1.3 */
  1326. #define DP_LANE0_1_STATUS_PHY_REPEATER(dp_phy) \
  1327. DP_LTTPR_REG(dp_phy, DP_LANE0_1_STATUS_PHY_REPEATER1)
  1328. #define DP_LANE2_3_STATUS_PHY_REPEATER1 0xf0031 /* 1.3 */
  1329. #define DP_LANE_ALIGN_STATUS_UPDATED_PHY_REPEATER1 0xf0032 /* 1.3 */
  1330. #define DP_ADJUST_REQUEST_LANE0_1_PHY_REPEATER1 0xf0033 /* 1.3 */
  1331. #define DP_ADJUST_REQUEST_LANE2_3_PHY_REPEATER1 0xf0034 /* 1.3 */
  1332. #define DP_SYMBOL_ERROR_COUNT_LANE0_PHY_REPEATER1 0xf0035 /* 1.3 */
  1333. #define DP_SYMBOL_ERROR_COUNT_LANE1_PHY_REPEATER1 0xf0037 /* 1.3 */
  1334. #define DP_SYMBOL_ERROR_COUNT_LANE2_PHY_REPEATER1 0xf0039 /* 1.3 */
  1335. #define DP_SYMBOL_ERROR_COUNT_LANE3_PHY_REPEATER1 0xf003b /* 1.3 */
  1336. #define DP_OUI_PHY_REPEATER1 0xf003d /* 1.3 */
  1337. #define DP_OUI_PHY_REPEATER(dp_phy) \
  1338. DP_LTTPR_REG(dp_phy, DP_OUI_PHY_REPEATER1)
  1339. #define __DP_FEC1_BASE 0xf0290 /* 1.4 */
  1340. #define __DP_FEC2_BASE 0xf0298 /* 1.4 */
  1341. #define DP_FEC_BASE(dp_phy) \
  1342. (__DP_FEC1_BASE + ((__DP_FEC2_BASE - __DP_FEC1_BASE) * \
  1343. ((dp_phy) - DP_PHY_LTTPR1)))
  1344. #define DP_FEC_REG(dp_phy, fec1_reg) \
  1345. (DP_FEC_BASE(dp_phy) - DP_FEC_BASE(DP_PHY_LTTPR1) + fec1_reg)
  1346. #define DP_FEC_STATUS_PHY_REPEATER1 0xf0290 /* 1.4 */
  1347. #define DP_FEC_STATUS_PHY_REPEATER(dp_phy) \
  1348. DP_FEC_REG(dp_phy, DP_FEC_STATUS_PHY_REPEATER1)
  1349. #define DP_FEC_ERROR_COUNT_PHY_REPEATER1 0xf0291 /* 1.4 */
  1350. #define DP_FEC_CAPABILITY_PHY_REPEATER1 0xf0294 /* 1.4a */
  1351. #define DP_LTTPR_MAX_ADD 0xf02ff /* 1.4 */
  1352. #define DP_DPCD_MAX_ADD 0xfffff /* 1.4 */
  1353. /* Repeater modes */
  1354. #define DP_PHY_REPEATER_MODE_TRANSPARENT 0x55 /* 1.3 */
  1355. #define DP_PHY_REPEATER_MODE_NON_TRANSPARENT 0xaa /* 1.3 */
  1356. /* DP HDCP message start offsets in DPCD address space */
  1357. #define DP_HDCP_2_2_AKE_INIT_OFFSET DP_HDCP_2_2_REG_RTX_OFFSET
  1358. #define DP_HDCP_2_2_AKE_SEND_CERT_OFFSET DP_HDCP_2_2_REG_CERT_RX_OFFSET
  1359. #define DP_HDCP_2_2_AKE_NO_STORED_KM_OFFSET DP_HDCP_2_2_REG_EKPUB_KM_OFFSET
  1360. #define DP_HDCP_2_2_AKE_STORED_KM_OFFSET DP_HDCP_2_2_REG_EKH_KM_WR_OFFSET
  1361. #define DP_HDCP_2_2_AKE_SEND_HPRIME_OFFSET DP_HDCP_2_2_REG_HPRIME_OFFSET
  1362. #define DP_HDCP_2_2_AKE_SEND_PAIRING_INFO_OFFSET \
  1363. DP_HDCP_2_2_REG_EKH_KM_RD_OFFSET
  1364. #define DP_HDCP_2_2_LC_INIT_OFFSET DP_HDCP_2_2_REG_RN_OFFSET
  1365. #define DP_HDCP_2_2_LC_SEND_LPRIME_OFFSET DP_HDCP_2_2_REG_LPRIME_OFFSET
  1366. #define DP_HDCP_2_2_SKE_SEND_EKS_OFFSET DP_HDCP_2_2_REG_EDKEY_KS_OFFSET
  1367. #define DP_HDCP_2_2_REP_SEND_RECVID_LIST_OFFSET DP_HDCP_2_2_REG_RXINFO_OFFSET
  1368. #define DP_HDCP_2_2_REP_SEND_ACK_OFFSET DP_HDCP_2_2_REG_V_OFFSET
  1369. #define DP_HDCP_2_2_REP_STREAM_MANAGE_OFFSET DP_HDCP_2_2_REG_SEQ_NUM_M_OFFSET
  1370. #define DP_HDCP_2_2_REP_STREAM_READY_OFFSET DP_HDCP_2_2_REG_MPRIME_OFFSET
  1371. #define HDCP_2_2_DP_RXSTATUS_LEN 1
  1372. #define HDCP_2_2_DP_RXSTATUS_READY(x) ((x) & BIT(0))
  1373. #define HDCP_2_2_DP_RXSTATUS_H_PRIME(x) ((x) & BIT(1))
  1374. #define HDCP_2_2_DP_RXSTATUS_PAIRING(x) ((x) & BIT(2))
  1375. #define HDCP_2_2_DP_RXSTATUS_REAUTH_REQ(x) ((x) & BIT(3))
  1376. #define HDCP_2_2_DP_RXSTATUS_LINK_FAILED(x) ((x) & BIT(4))
  1377. /* DP 1.2 Sideband message defines */
  1378. /* peer device type - DP 1.2a Table 2-92 */
  1379. #define DP_PEER_DEVICE_NONE 0x0
  1380. #define DP_PEER_DEVICE_SOURCE_OR_SST 0x1
  1381. #define DP_PEER_DEVICE_MST_BRANCHING 0x2
  1382. #define DP_PEER_DEVICE_SST_SINK 0x3
  1383. #define DP_PEER_DEVICE_DP_LEGACY_CONV 0x4
  1384. /* DP 1.2 MST sideband request names DP 1.2a Table 2-80 */
  1385. #define DP_GET_MSG_TRANSACTION_VERSION 0x00 /* DP 1.3 */
  1386. #define DP_LINK_ADDRESS 0x01
  1387. #define DP_CONNECTION_STATUS_NOTIFY 0x02
  1388. #define DP_ENUM_PATH_RESOURCES 0x10
  1389. #define DP_ALLOCATE_PAYLOAD 0x11
  1390. #define DP_QUERY_PAYLOAD 0x12
  1391. #define DP_RESOURCE_STATUS_NOTIFY 0x13
  1392. #define DP_CLEAR_PAYLOAD_ID_TABLE 0x14
  1393. #define DP_REMOTE_DPCD_READ 0x20
  1394. #define DP_REMOTE_DPCD_WRITE 0x21
  1395. #define DP_REMOTE_I2C_READ 0x22
  1396. #define DP_REMOTE_I2C_WRITE 0x23
  1397. #define DP_POWER_UP_PHY 0x24
  1398. #define DP_POWER_DOWN_PHY 0x25
  1399. #define DP_SINK_EVENT_NOTIFY 0x30
  1400. #define DP_QUERY_STREAM_ENC_STATUS 0x38
  1401. #define DP_QUERY_STREAM_ENC_STATUS_STATE_NO_EXIST 0
  1402. #define DP_QUERY_STREAM_ENC_STATUS_STATE_INACTIVE 1
  1403. #define DP_QUERY_STREAM_ENC_STATUS_STATE_ACTIVE 2
  1404. /* DP 1.2 MST sideband reply types */
  1405. #define DP_SIDEBAND_REPLY_ACK 0x00
  1406. #define DP_SIDEBAND_REPLY_NAK 0x01
  1407. /* DP 1.2 MST sideband nak reasons - table 2.84 */
  1408. #define DP_NAK_WRITE_FAILURE 0x01
  1409. #define DP_NAK_INVALID_READ 0x02
  1410. #define DP_NAK_CRC_FAILURE 0x03
  1411. #define DP_NAK_BAD_PARAM 0x04
  1412. #define DP_NAK_DEFER 0x05
  1413. #define DP_NAK_LINK_FAILURE 0x06
  1414. #define DP_NAK_NO_RESOURCES 0x07
  1415. #define DP_NAK_DPCD_FAIL 0x08
  1416. #define DP_NAK_I2C_NAK 0x09
  1417. #define DP_NAK_ALLOCATE_FAIL 0x0a
  1418. #define MODE_I2C_START 1
  1419. #define MODE_I2C_WRITE 2
  1420. #define MODE_I2C_READ 4
  1421. #define MODE_I2C_STOP 8
  1422. /* DP 1.2 MST PORTs - Section 2.5.1 v1.2a spec */
  1423. #define DP_MST_PHYSICAL_PORT_0 0
  1424. #define DP_MST_LOGICAL_PORT_0 8
  1425. #define DP_LINK_CONSTANT_N_VALUE 0x8000
  1426. #define DP_LINK_STATUS_SIZE 6
  1427. #define DP_BRANCH_OUI_HEADER_SIZE 0xc
  1428. #define DP_RECEIVER_CAP_SIZE 0xf
  1429. #define DP_DSC_RECEIVER_CAP_SIZE 0x10 /* DSC Capabilities 0x60 through 0x6F */
  1430. #define DP_DSC_BRANCH_CAP_SIZE 3
  1431. #define EDP_PSR_RECEIVER_CAP_SIZE 2
  1432. #define EDP_DISPLAY_CTL_CAP_SIZE 5
  1433. #define DP_LTTPR_COMMON_CAP_SIZE 8
  1434. #define DP_LTTPR_PHY_CAP_SIZE 3
  1435. #define DP_SDP_AUDIO_TIMESTAMP 0x01
  1436. #define DP_SDP_AUDIO_STREAM 0x02
  1437. #define DP_SDP_EXTENSION 0x04 /* DP 1.1 */
  1438. #define DP_SDP_AUDIO_COPYMANAGEMENT 0x05 /* DP 1.2 */
  1439. #define DP_SDP_ISRC 0x06 /* DP 1.2 */
  1440. #define DP_SDP_VSC 0x07 /* DP 1.2 */
  1441. #define DP_SDP_ADAPTIVE_SYNC 0x22 /* DP 1.4 */
  1442. #define DP_SDP_CAMERA_GENERIC(i) (0x08 + (i)) /* 0-7, DP 1.3 */
  1443. #define DP_SDP_PPS 0x10 /* DP 1.4 */
  1444. #define DP_SDP_VSC_EXT_VESA 0x20 /* DP 1.4 */
  1445. #define DP_SDP_VSC_EXT_CEA 0x21 /* DP 1.4 */
  1446. /* 0x80+ CEA-861 infoframe types */
  1447. #define DP_SDP_AUDIO_INFOFRAME_HB2 0x1b
  1448. /**
  1449. * struct dp_sdp_header - DP secondary data packet header
  1450. * @HB0: Secondary Data Packet ID
  1451. * @HB1: Secondary Data Packet Type
  1452. * @HB2: Secondary Data Packet Specific header, Byte 0
  1453. * @HB3: Secondary Data packet Specific header, Byte 1
  1454. */
  1455. struct dp_sdp_header {
  1456. u8 HB0;
  1457. u8 HB1;
  1458. u8 HB2;
  1459. u8 HB3;
  1460. } __packed;
  1461. #define EDP_SDP_HEADER_REVISION_MASK 0x1F
  1462. #define EDP_SDP_HEADER_VALID_PAYLOAD_BYTES 0x1F
  1463. #define DP_SDP_PPS_HEADER_PAYLOAD_BYTES_MINUS_1 0x7F
  1464. /**
  1465. * struct dp_sdp - DP secondary data packet
  1466. * @sdp_header: DP secondary data packet header
  1467. * @db: DP secondaray data packet data blocks
  1468. * VSC SDP Payload for PSR
  1469. * db[0]: Stereo Interface
  1470. * db[1]: 0 - PSR State; 1 - Update RFB; 2 - CRC Valid
  1471. * db[2]: CRC value bits 7:0 of the R or Cr component
  1472. * db[3]: CRC value bits 15:8 of the R or Cr component
  1473. * db[4]: CRC value bits 7:0 of the G or Y component
  1474. * db[5]: CRC value bits 15:8 of the G or Y component
  1475. * db[6]: CRC value bits 7:0 of the B or Cb component
  1476. * db[7]: CRC value bits 15:8 of the B or Cb component
  1477. * db[8] - db[31]: Reserved
  1478. * VSC SDP Payload for Pixel Encoding/Colorimetry Format
  1479. * db[0] - db[15]: Reserved
  1480. * db[16]: Pixel Encoding and Colorimetry Formats
  1481. * db[17]: Dynamic Range and Component Bit Depth
  1482. * db[18]: Content Type
  1483. * db[19] - db[31]: Reserved
  1484. */
  1485. struct dp_sdp {
  1486. struct dp_sdp_header sdp_header;
  1487. u8 db[32];
  1488. } __packed;
  1489. #define EDP_VSC_PSR_STATE_ACTIVE (1<<0)
  1490. #define EDP_VSC_PSR_UPDATE_RFB (1<<1)
  1491. #define EDP_VSC_PSR_CRC_VALUES_VALID (1<<2)
  1492. /**
  1493. * enum dp_pixelformat - drm DP Pixel encoding formats
  1494. *
  1495. * This enum is used to indicate DP VSC SDP Pixel encoding formats.
  1496. * It is based on DP 1.4 spec [Table 2-117: VSC SDP Payload for DB16 through
  1497. * DB18]
  1498. *
  1499. * @DP_PIXELFORMAT_RGB: RGB pixel encoding format
  1500. * @DP_PIXELFORMAT_YUV444: YCbCr 4:4:4 pixel encoding format
  1501. * @DP_PIXELFORMAT_YUV422: YCbCr 4:2:2 pixel encoding format
  1502. * @DP_PIXELFORMAT_YUV420: YCbCr 4:2:0 pixel encoding format
  1503. * @DP_PIXELFORMAT_Y_ONLY: Y Only pixel encoding format
  1504. * @DP_PIXELFORMAT_RAW: RAW pixel encoding format
  1505. * @DP_PIXELFORMAT_RESERVED: Reserved pixel encoding format
  1506. */
  1507. enum dp_pixelformat {
  1508. DP_PIXELFORMAT_RGB = 0,
  1509. DP_PIXELFORMAT_YUV444 = 0x1,
  1510. DP_PIXELFORMAT_YUV422 = 0x2,
  1511. DP_PIXELFORMAT_YUV420 = 0x3,
  1512. DP_PIXELFORMAT_Y_ONLY = 0x4,
  1513. DP_PIXELFORMAT_RAW = 0x5,
  1514. DP_PIXELFORMAT_RESERVED = 0x6,
  1515. };
  1516. /**
  1517. * enum dp_colorimetry - drm DP Colorimetry formats
  1518. *
  1519. * This enum is used to indicate DP VSC SDP Colorimetry formats.
  1520. * It is based on DP 1.4 spec [Table 2-117: VSC SDP Payload for DB16 through
  1521. * DB18] and a name of enum member follows enum drm_colorimetry definition.
  1522. *
  1523. * @DP_COLORIMETRY_DEFAULT: sRGB (IEC 61966-2-1) or
  1524. * ITU-R BT.601 colorimetry format
  1525. * @DP_COLORIMETRY_RGB_WIDE_FIXED: RGB wide gamut fixed point colorimetry format
  1526. * @DP_COLORIMETRY_BT709_YCC: ITU-R BT.709 colorimetry format
  1527. * @DP_COLORIMETRY_RGB_WIDE_FLOAT: RGB wide gamut floating point
  1528. * (scRGB (IEC 61966-2-2)) colorimetry format
  1529. * @DP_COLORIMETRY_XVYCC_601: xvYCC601 colorimetry format
  1530. * @DP_COLORIMETRY_OPRGB: OpRGB colorimetry format
  1531. * @DP_COLORIMETRY_XVYCC_709: xvYCC709 colorimetry format
  1532. * @DP_COLORIMETRY_DCI_P3_RGB: DCI-P3 (SMPTE RP 431-2) colorimetry format
  1533. * @DP_COLORIMETRY_SYCC_601: sYCC601 colorimetry format
  1534. * @DP_COLORIMETRY_RGB_CUSTOM: RGB Custom Color Profile colorimetry format
  1535. * @DP_COLORIMETRY_OPYCC_601: opYCC601 colorimetry format
  1536. * @DP_COLORIMETRY_BT2020_RGB: ITU-R BT.2020 R' G' B' colorimetry format
  1537. * @DP_COLORIMETRY_BT2020_CYCC: ITU-R BT.2020 Y'c C'bc C'rc colorimetry format
  1538. * @DP_COLORIMETRY_BT2020_YCC: ITU-R BT.2020 Y' C'b C'r colorimetry format
  1539. */
  1540. enum dp_colorimetry {
  1541. DP_COLORIMETRY_DEFAULT = 0,
  1542. DP_COLORIMETRY_RGB_WIDE_FIXED = 0x1,
  1543. DP_COLORIMETRY_BT709_YCC = 0x1,
  1544. DP_COLORIMETRY_RGB_WIDE_FLOAT = 0x2,
  1545. DP_COLORIMETRY_XVYCC_601 = 0x2,
  1546. DP_COLORIMETRY_OPRGB = 0x3,
  1547. DP_COLORIMETRY_XVYCC_709 = 0x3,
  1548. DP_COLORIMETRY_DCI_P3_RGB = 0x4,
  1549. DP_COLORIMETRY_SYCC_601 = 0x4,
  1550. DP_COLORIMETRY_RGB_CUSTOM = 0x5,
  1551. DP_COLORIMETRY_OPYCC_601 = 0x5,
  1552. DP_COLORIMETRY_BT2020_RGB = 0x6,
  1553. DP_COLORIMETRY_BT2020_CYCC = 0x6,
  1554. DP_COLORIMETRY_BT2020_YCC = 0x7,
  1555. };
  1556. /**
  1557. * enum dp_dynamic_range - drm DP Dynamic Range
  1558. *
  1559. * This enum is used to indicate DP VSC SDP Dynamic Range.
  1560. * It is based on DP 1.4 spec [Table 2-117: VSC SDP Payload for DB16 through
  1561. * DB18]
  1562. *
  1563. * @DP_DYNAMIC_RANGE_VESA: VESA range
  1564. * @DP_DYNAMIC_RANGE_CTA: CTA range
  1565. */
  1566. enum dp_dynamic_range {
  1567. DP_DYNAMIC_RANGE_VESA = 0,
  1568. DP_DYNAMIC_RANGE_CTA = 1,
  1569. };
  1570. /**
  1571. * enum dp_content_type - drm DP Content Type
  1572. *
  1573. * This enum is used to indicate DP VSC SDP Content Types.
  1574. * It is based on DP 1.4 spec [Table 2-117: VSC SDP Payload for DB16 through
  1575. * DB18]
  1576. * CTA-861-G defines content types and expected processing by a sink device
  1577. *
  1578. * @DP_CONTENT_TYPE_NOT_DEFINED: Not defined type
  1579. * @DP_CONTENT_TYPE_GRAPHICS: Graphics type
  1580. * @DP_CONTENT_TYPE_PHOTO: Photo type
  1581. * @DP_CONTENT_TYPE_VIDEO: Video type
  1582. * @DP_CONTENT_TYPE_GAME: Game type
  1583. */
  1584. enum dp_content_type {
  1585. DP_CONTENT_TYPE_NOT_DEFINED = 0x00,
  1586. DP_CONTENT_TYPE_GRAPHICS = 0x01,
  1587. DP_CONTENT_TYPE_PHOTO = 0x02,
  1588. DP_CONTENT_TYPE_VIDEO = 0x03,
  1589. DP_CONTENT_TYPE_GAME = 0x04,
  1590. };
  1591. enum operation_mode {
  1592. DP_AS_SDP_AVT_DYNAMIC_VTOTAL = 0x00,
  1593. DP_AS_SDP_AVT_FIXED_VTOTAL = 0x01,
  1594. DP_AS_SDP_FAVT_TRR_NOT_REACHED = 0x02,
  1595. DP_AS_SDP_FAVT_TRR_REACHED = 0x03
  1596. };
  1597. #endif /* _DRM_DP_H_ */