Lines Matching +full:timing +full:- +full:0
3 * Copyright (c) 2007-2008 Intel Corporation
24 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
40 (((edid)->version > (maj)) || \
41 ((edid)->version == (maj) && (edid)->revision > (min)))
55 #define EDID_QUIRK_PREFER_LARGE_60 (1 << 0)
60 /* Detail timing is in cm not mm */
62 /* Detailed timing descriptors have bogus size values, so just take the
70 /* Force reduced-blanking timings for detailed modes */
81 #define LEVEL_DMT 0
94 { "API", 0x7602, EDID_QUIRK_PREFER_LARGE_60 },
100 { "MAX", 0x77e, EDID_QUIRK_PREFER_LARGE_60 },
102 /* Envision Peripherals, Inc. EN-7100e */
111 /* LG Philips LCD LP154W01-A5 */
112 { "LPL", 0, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE },
113 { "LPL", 0x2a00, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE },
123 /* Samsung SyncMaster 22[5-6]BW */
134 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00
139 * is perfect, down to 0 if it's totally wrong.
143 int i, score = 0; in drm_edid_header_is_valid()
145 for (i = 0; i < sizeof(edid_header); i++) in drm_edid_header_is_valid()
156 "Minimum number of valid EDID header bytes (0-8, default 6)");
159 * Sanity check the EDID block (base or extension). Return 0 if the block
165 u8 csum = 0; in drm_edid_block_valid()
168 if (edid_fixup > 8 || edid_fixup < 0) in drm_edid_block_valid()
171 if (block == 0) { in drm_edid_block_valid()
182 for (i = 0; i < EDID_LENGTH; i++) in drm_edid_block_valid()
190 if (raw_edid[0] != 0x02) in drm_edid_block_valid()
194 /* per-block-type checks */ in drm_edid_block_valid()
195 switch (raw_edid[0]) { in drm_edid_block_valid()
196 case 0: /* base */ in drm_edid_block_valid()
197 if (edid->version != 1) { in drm_edid_block_valid()
198 DRM_ERROR("EDID has major version %d, instead of 1\n", edid->version); in drm_edid_block_valid()
202 if (edid->revision > 4) in drm_edid_block_valid()
215 for (i = 0; i < EDID_LENGTH; ) { in drm_edid_block_valid()
218 if (i % 16 == 0 || i == EDID_LENGTH) in drm_edid_block_valid()
220 else if (i % 8 == 0) in drm_edid_block_valid()
226 return 0; in drm_edid_block_valid()
231 * drm_edid_is_valid - sanity check EDID data
234 * Sanity-check an entire EDID record (including extensions)
244 for (i = 0; i <= edid->extensions; i++) in drm_edid_is_valid()
252 #define DDC_SEGMENT_ADDR 0x30
259 * \return 0 on success or -1 on failure.
273 * adapter reports EAGAIN. However, we find that bit-banging transfers in drm_do_probe_ddc_edid()
282 .flags = 0, in drm_do_probe_ddc_edid()
287 .flags = 0, in drm_do_probe_ddc_edid()
299 * Avoid sending the segment addr to not upset non-compliant ddc in drm_do_probe_ddc_edid()
302 ret = iicbus_transfer(adapter, &msgs[3 - xfers], xfers); in drm_do_probe_ddc_edid()
304 if (ret != 0) in drm_do_probe_ddc_edid()
307 } while (ret != 0 && --retries); in drm_do_probe_ddc_edid()
309 return ret == 0 ? 0 : -1; in drm_do_probe_ddc_edid()
317 for (i = 0; i < length / 4; i++) in drm_edid_is_zero()
318 if (*(raw_edid + i) != 0) in drm_edid_is_zero()
327 int i, j = 0, valid_extensions = 0; in drm_do_get_edid()
329 bool print_bad_edid = !connector->bad_edid_counter || (drm_debug & DRM_DEBUGBITS_KMS); in drm_do_get_edid()
335 for (i = 0; i < 4; i++) { in drm_do_get_edid()
336 if (drm_do_probe_ddc_edid(adapter, block, 0, EDID_LENGTH)) in drm_do_get_edid()
338 if (drm_edid_block_valid(block, 0, print_bad_edid)) in drm_do_get_edid()
340 if (i == 0 && drm_edid_is_zero(block, EDID_LENGTH)) { in drm_do_get_edid()
341 connector->null_edid_counter++; in drm_do_get_edid()
349 if (block[0x7e] == 0) in drm_do_get_edid()
352 new = reallocf(block, (block[0x7e] + 1) * EDID_LENGTH, DRM_MEM_KMS, in drm_do_get_edid()
360 for (j = 1; j <= block[0x7e]; j++) { in drm_do_get_edid()
361 for (i = 0; i < 4; i++) { in drm_do_get_edid()
373 dev_warn(connector->dev->dev, in drm_do_get_edid()
377 connector->bad_edid_counter++; in drm_do_get_edid()
381 if (valid_extensions != block[0x7e]) { in drm_do_get_edid()
382 block[EDID_LENGTH-1] += block[0x7e] - valid_extensions; in drm_do_get_edid()
383 block[0x7e] = valid_extensions; in drm_do_get_edid()
395 dev_warn(connector->dev->dev, "%s: EDID block %d invalid.\n", in drm_do_get_edid()
398 connector->bad_edid_counter++; in drm_do_get_edid()
416 return (drm_do_probe_ddc_edid(adapter, &out, 0, 1) == 0); in drm_probe_ddc()
421 * drm_get_edid - get EDID data, if available
445 * edid_vendor - match a string against EDID's obfuscated vendor field
455 edid_vendor[0] = ((edid->mfg_id[0] & 0x7c) >> 2) + '@'; in edid_vendor()
456 edid_vendor[1] = (((edid->mfg_id[0] & 0x3) << 3) | in edid_vendor()
457 ((edid->mfg_id[1] & 0xe0) >> 5)) + '@'; in edid_vendor()
458 edid_vendor[2] = (edid->mfg_id[1] & 0x1f) + '@'; in edid_vendor()
464 * edid_get_quirks - return quirk flags for a given EDID
474 for (i = 0; i < ARRAY_SIZE(edid_quirk_list); i++) { in edid_get_quirks()
477 if (edid_vendor(edid, quirk->vendor) && in edid_get_quirks()
478 (EDID_PRODUCT_ID(edid) == quirk->product_id)) in edid_get_quirks()
479 return quirk->quirks; in edid_get_quirks()
482 return 0; in edid_get_quirks()
485 #define MODE_SIZE(m) ((m)->hdisplay * (m)->vdisplay)
486 #define MODE_REFRESH_DIFF(m,r) (abs((m)->vrefresh - target_refresh))
489 * edid_fixup_preferred - set preferred modes based on quirk list
500 int target_refresh = 0; in edid_fixup_preferred()
502 if (list_empty(&connector->probed_modes)) in edid_fixup_preferred()
510 preferred_mode = list_first_entry(&connector->probed_modes, in edid_fixup_preferred()
513 list_for_each_entry_safe(cur_mode, t, &connector->probed_modes, head) { in edid_fixup_preferred()
514 cur_mode->type &= ~DRM_MODE_TYPE_PREFERRED; in edid_fixup_preferred()
531 preferred_mode->type |= DRM_MODE_TYPE_PREFERRED; in edid_fixup_preferred()
537 return (mode->htotal - mode->hdisplay == 160) && in mode_is_rb()
538 (mode->hsync_end - mode->hdisplay == 80) && in mode_is_rb()
539 (mode->hsync_end - mode->hsync_start == 32) && in mode_is_rb()
540 (mode->vsync_start - mode->vdisplay == 3); in mode_is_rb()
544 * drm_mode_find_dmt - Create a copy of a mode if present in DMT
549 * @rb: Mode reduced-blanking-ness
560 for (i = 0; i < drm_num_dmt_modes; i++) { in drm_mode_find_dmt()
562 if (hsize != ptr->hdisplay) in drm_mode_find_dmt()
564 if (vsize != ptr->vdisplay) in drm_mode_find_dmt()
578 typedef void detailed_cb(struct detailed_timing *timing, void *closure);
583 int i, n = 0; in cea_for_each_detailed_block()
584 u8 d = ext[0x02]; in cea_for_each_detailed_block()
587 n = (127 - d) / 18; in cea_for_each_detailed_block()
588 for (i = 0; i < n; i++) in cea_for_each_detailed_block()
595 unsigned int i, n = min((int)ext[0x02], 6); in vtb_for_each_detailed_block()
598 if (ext[0x01] != 1) in vtb_for_each_detailed_block()
601 for (i = 0; i < n; i++) in vtb_for_each_detailed_block()
614 for (i = 0; i < EDID_DETAILED_TIMINGS; i++) in drm_for_each_detailed_block()
615 cb(&(edid->detailed_timings[i]), closure); in drm_for_each_detailed_block()
617 for (i = 1; i <= raw_edid[0x7e]; i++) { in drm_for_each_detailed_block()
637 if (r[15] & 0x10) in is_rb()
645 if (edid->revision >= 4) { in drm_monitor_supports_rb()
651 return ((edid->input & DRM_EDID_INPUT_DIGITAL) != 0); in drm_monitor_supports_rb()
658 if (r[3] == EDID_DETAIL_MONITOR_RANGE && r[10] == 0x02) in find_gtf2()
668 return r ? (r[12] * 2) : 0; in drm_gtf2_hbreak()
676 return r ? r[13] : 0; in drm_gtf2_2c()
684 return r ? (r[15] << 8) + r[14] : 0; in drm_gtf2_m()
692 return r ? r[16] : 0; in drm_gtf2_k()
700 return r ? r[17] : 0; in drm_gtf2_2j()
704 * standard_timing_level - get std. timing level(CVT/GTF/DMT)
709 if (edid->revision >= 2) { in standard_timing_level()
710 if (edid->revision >= 4 && (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF)) in standard_timing_level()
720 * 0 is reserved. The spec says 0x01 fill for unused timings. Some old
721 * monitors fill with ascii space (0x20) instead.
726 return (a == 0x00 && b == 0x00) || in bad_std_timing()
727 (a == 0x01 && b == 0x01) || in bad_std_timing()
728 (a == 0x20 && b == 0x20); in bad_std_timing()
732 * drm_mode_std - convert standard mode info (width, height, refresh) into mode
733 * @t: standard timing params
734 * @timing_level: standard timing level
736 * Take the standard timing params (in this case width, aspect, and refresh)
743 struct drm_device *dev = connector->dev; in drm_mode_std()
747 unsigned aspect_ratio = (t->vfreq_aspect & EDID_TIMING_ASPECT_MASK) in drm_mode_std()
749 unsigned vfreq = (t->vfreq_aspect & EDID_TIMING_VFREQ_MASK) in drm_mode_std()
753 if (bad_std_timing(t->hsize, t->vfreq_aspect)) in drm_mode_std()
757 hsize = t->hsize * 8 + 248; in drm_mode_std()
761 if (aspect_ratio == 0) { in drm_mode_std()
787 list_for_each_entry(m, &connector->probed_modes, head) in drm_mode_std()
788 if (m->hdisplay == hsize && m->vdisplay == vsize && in drm_mode_std()
794 mode = drm_cvt_mode(dev, 1366, 768, vrefresh_rate, 0, 0, in drm_mode_std()
796 mode->hdisplay = 1366; in drm_mode_std()
797 mode->hsync_start = mode->hsync_start - 1; in drm_mode_std()
798 mode->hsync_end = mode->hsync_end - 1; in drm_mode_std()
818 mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0); in drm_mode_std()
826 mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0); in drm_mode_std()
832 vrefresh_rate, 0, 0, in drm_mode_std()
840 mode = drm_cvt_mode(dev, hsize, vsize, vrefresh_rate, 0, 0, in drm_mode_std()
872 if (!(pt->misc & DRM_EDID_PT_INTERLACED)) in drm_mode_do_interlace_quirk()
875 for (i = 0; i < ARRAY_SIZE(cea_interlaced); i++) { in drm_mode_do_interlace_quirk()
876 if ((mode->hdisplay == cea_interlaced[i].w) && in drm_mode_do_interlace_quirk()
877 (mode->vdisplay == cea_interlaced[i].h / 2)) { in drm_mode_do_interlace_quirk()
878 mode->vdisplay *= 2; in drm_mode_do_interlace_quirk()
879 mode->vsync_start *= 2; in drm_mode_do_interlace_quirk()
880 mode->vsync_end *= 2; in drm_mode_do_interlace_quirk()
881 mode->vtotal *= 2; in drm_mode_do_interlace_quirk()
882 mode->vtotal |= 1; in drm_mode_do_interlace_quirk()
886 mode->flags |= DRM_MODE_FLAG_INTERLACE; in drm_mode_do_interlace_quirk()
890 * drm_mode_detailed - create a new mode from an EDID detailed timing section
893 * @timing: EDID detailed timing info
896 * An EDID detailed timing block contains enough info for us to create and
901 struct detailed_timing *timing, in drm_mode_detailed() argument
905 struct detailed_pixel_timing *pt = &timing->data.pixel_data; in drm_mode_detailed()
906 unsigned hactive = (pt->hactive_hblank_hi & 0xf0) << 4 | pt->hactive_lo; in drm_mode_detailed()
907 unsigned vactive = (pt->vactive_vblank_hi & 0xf0) << 4 | pt->vactive_lo; in drm_mode_detailed()
908 unsigned hblank = (pt->hactive_hblank_hi & 0xf) << 8 | pt->hblank_lo; in drm_mode_detailed()
909 unsigned vblank = (pt->vactive_vblank_hi & 0xf) << 8 | pt->vblank_lo; in drm_mode_detailed()
910 unsigned hsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc0) << 2 | pt->hsync_offset_lo; in drm_mode_detailed()
911 …unsigned hsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x30) << 4 | pt->hsync_pulse… in drm_mode_detailed()
912 …unsigned vsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc) << 2 | pt->vsync_offset_puls… in drm_mode_detailed()
913 …unsigned vsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x3) << 4 | (pt->vsync_offse… in drm_mode_detailed()
919 if (pt->misc & DRM_EDID_PT_STEREO) { in drm_mode_detailed()
923 if (!(pt->misc & DRM_EDID_PT_SEPARATE_SYNC)) { in drm_mode_detailed()
929 DRM_DEBUG_KMS("Incorrect Detailed timing. " in drm_mode_detailed()
947 timing->pixel_clock = cpu_to_le16(1088); in drm_mode_detailed()
949 mode->clock = le16_to_cpu(timing->pixel_clock) * 10; in drm_mode_detailed()
951 mode->hdisplay = hactive; in drm_mode_detailed()
952 mode->hsync_start = mode->hdisplay + hsync_offset; in drm_mode_detailed()
953 mode->hsync_end = mode->hsync_start + hsync_pulse_width; in drm_mode_detailed()
954 mode->htotal = mode->hdisplay + hblank; in drm_mode_detailed()
956 mode->vdisplay = vactive; in drm_mode_detailed()
957 mode->vsync_start = mode->vdisplay + vsync_offset; in drm_mode_detailed()
958 mode->vsync_end = mode->vsync_start + vsync_pulse_width; in drm_mode_detailed()
959 mode->vtotal = mode->vdisplay + vblank; in drm_mode_detailed()
962 if (mode->hsync_end > mode->htotal) in drm_mode_detailed()
963 mode->htotal = mode->hsync_end + 1; in drm_mode_detailed()
964 if (mode->vsync_end > mode->vtotal) in drm_mode_detailed()
965 mode->vtotal = mode->vsync_end + 1; in drm_mode_detailed()
970 pt->misc |= DRM_EDID_PT_HSYNC_POSITIVE | DRM_EDID_PT_VSYNC_POSITIVE; in drm_mode_detailed()
973 mode->flags |= (pt->misc & DRM_EDID_PT_HSYNC_POSITIVE) ? in drm_mode_detailed()
975 mode->flags |= (pt->misc & DRM_EDID_PT_VSYNC_POSITIVE) ? in drm_mode_detailed()
979 mode->width_mm = pt->width_mm_lo | (pt->width_height_mm_hi & 0xf0) << 4; in drm_mode_detailed()
980 mode->height_mm = pt->height_mm_lo | (pt->width_height_mm_hi & 0xf) << 8; in drm_mode_detailed()
983 mode->width_mm *= 10; in drm_mode_detailed()
984 mode->height_mm *= 10; in drm_mode_detailed()
988 mode->width_mm = edid->width_cm * 10; in drm_mode_detailed()
989 mode->height_mm = edid->height_cm * 10; in drm_mode_detailed()
992 mode->type = DRM_MODE_TYPE_DRIVER; in drm_mode_detailed()
993 mode->vrefresh = drm_mode_vrefresh(mode); in drm_mode_detailed()
1006 if (edid->revision >= 4) in mode_in_hsync_range()
1007 hmin += ((t[4] & 0x04) ? 255 : 0); in mode_in_hsync_range()
1009 if (edid->revision >= 4) in mode_in_hsync_range()
1010 hmax += ((t[4] & 0x08) ? 255 : 0); in mode_in_hsync_range()
1023 if (edid->revision >= 4) in mode_in_vsync_range()
1024 vmin += ((t[4] & 0x01) ? 255 : 0); in mode_in_vsync_range()
1026 if (edid->revision >= 4) in mode_in_vsync_range()
1027 vmax += ((t[4] & 0x02) ? 255 : 0); in mode_in_vsync_range()
1037 if (t[9] == 0 || t[9] == 255) in range_pixel_clock()
1038 return 0; in range_pixel_clock()
1041 if (edid->revision >= 4 && t[10] == 0x04) in range_pixel_clock()
1042 return (t[9] * 10000) - ((t[12] >> 2) * 250); in range_pixel_clock()
1050 struct detailed_timing *timing) in mode_in_range() argument
1053 u8 *t = (u8 *)timing; in mode_in_range()
1062 if (mode->clock > max_clock) in mode_in_range()
1066 if (edid->revision >= 4 && t[10] == 0x04) in mode_in_range()
1067 if (t[13] && mode->hdisplay > 8 * (t[13] + (256 * (t[12]&0x3)))) in mode_in_range()
1082 list_for_each_entry(m, &connector->probed_modes, head) { in valid_inferred_mode()
1083 if (mode->hdisplay == m->hdisplay && in valid_inferred_mode()
1084 mode->vdisplay == m->vdisplay && in valid_inferred_mode()
1087 if (mode->hdisplay <= m->hdisplay && in valid_inferred_mode()
1088 mode->vdisplay <= m->vdisplay) in valid_inferred_mode()
1096 struct detailed_timing *timing) in drm_dmt_modes_for_range() argument
1098 int i, modes = 0; in drm_dmt_modes_for_range()
1100 struct drm_device *dev = connector->dev; in drm_dmt_modes_for_range()
1102 for (i = 0; i < drm_num_dmt_modes; i++) { in drm_dmt_modes_for_range()
1103 if (mode_in_range(drm_dmt_modes + i, edid, timing) && in drm_dmt_modes_for_range()
1121 if (mode->hdisplay == 1368 && mode->vdisplay == 768) { in fixup_mode_1366x768()
1122 mode->hdisplay = 1366; in fixup_mode_1366x768()
1123 mode->hsync_start--; in fixup_mode_1366x768()
1124 mode->hsync_end--; in fixup_mode_1366x768()
1131 struct detailed_timing *timing) in drm_gtf_modes_for_range() argument
1133 int i, modes = 0; in drm_gtf_modes_for_range()
1135 struct drm_device *dev = connector->dev; in drm_gtf_modes_for_range()
1137 for (i = 0; i < num_extra_modes; i++) { in drm_gtf_modes_for_range()
1139 newmode = drm_gtf_mode(dev, m->w, m->h, m->r, 0, 0); in drm_gtf_modes_for_range()
1144 if (!mode_in_range(newmode, edid, timing) || in drm_gtf_modes_for_range()
1159 struct detailed_timing *timing) in drm_cvt_modes_for_range() argument
1161 int i, modes = 0; in drm_cvt_modes_for_range()
1163 struct drm_device *dev = connector->dev; in drm_cvt_modes_for_range()
1166 for (i = 0; i < num_extra_modes; i++) { in drm_cvt_modes_for_range()
1168 newmode = drm_cvt_mode(dev, m->w, m->h, m->r, rb, 0, 0); in drm_cvt_modes_for_range()
1173 if (!mode_in_range(newmode, edid, timing) || in drm_cvt_modes_for_range()
1187 do_inferred_modes(struct detailed_timing *timing, void *c) in do_inferred_modes() argument
1190 struct detailed_non_pixel *data = &timing->data.other_data; in do_inferred_modes()
1191 struct detailed_data_monitor_range *range = &data->data.range; in do_inferred_modes()
1193 if (data->type != EDID_DETAIL_MONITOR_RANGE) in do_inferred_modes()
1196 closure->modes += drm_dmt_modes_for_range(closure->connector, in do_inferred_modes()
1197 closure->edid, in do_inferred_modes()
1198 timing); in do_inferred_modes()
1200 if (!version_greater(closure->edid, 1, 1)) in do_inferred_modes()
1203 switch (range->flags) { in do_inferred_modes()
1204 case 0x02: /* secondary gtf, XXX could do more */ in do_inferred_modes()
1205 case 0x00: /* default gtf */ in do_inferred_modes()
1206 closure->modes += drm_gtf_modes_for_range(closure->connector, in do_inferred_modes()
1207 closure->edid, in do_inferred_modes()
1208 timing); in do_inferred_modes()
1210 case 0x04: /* cvt, only in 1.4+ */ in do_inferred_modes()
1211 if (!version_greater(closure->edid, 1, 3)) in do_inferred_modes()
1214 closure->modes += drm_cvt_modes_for_range(closure->connector, in do_inferred_modes()
1215 closure->edid, in do_inferred_modes()
1216 timing); in do_inferred_modes()
1218 case 0x01: /* just the ranges, no formula */ in do_inferred_modes()
1228 connector, edid, 0, 0, 0 in add_inferred_modes()
1231 if (version_greater(edid, 1, 0)) in add_inferred_modes()
1239 drm_est3_modes(struct drm_connector *connector, struct detailed_timing *timing) in drm_est3_modes() argument
1241 int i, j, m, modes = 0; in drm_est3_modes()
1243 u8 *est = ((u8 *)timing) + 5; in drm_est3_modes()
1245 for (i = 0; i < 6; i++) { in drm_est3_modes()
1246 for (j = 7; j > 0; j--) { in drm_est3_modes()
1247 m = (i * 8) + (7 - j); in drm_est3_modes()
1251 mode = drm_mode_find_dmt(connector->dev, in drm_est3_modes()
1268 do_established_modes(struct detailed_timing *timing, void *c) in do_established_modes() argument
1271 struct detailed_non_pixel *data = &timing->data.other_data; in do_established_modes()
1273 if (data->type == EDID_DETAIL_EST_TIMINGS) in do_established_modes()
1274 closure->modes += drm_est3_modes(closure->connector, timing); in do_established_modes()
1278 * add_established_modes - get est. modes from EDID and add them
1287 struct drm_device *dev = connector->dev; in add_established_modes()
1288 unsigned long est_bits = edid->established_timings.t1 | in add_established_modes()
1289 (edid->established_timings.t2 << 8) | in add_established_modes()
1290 ((edid->established_timings.mfg_rsvd & 0x80) << 9); in add_established_modes()
1291 int i, modes = 0; in add_established_modes()
1293 connector, edid, 0, 0, 0 in add_established_modes()
1296 for (i = 0; i <= EDID_EST_TIMINGS; i++) { in add_established_modes()
1307 if (version_greater(edid, 1, 0)) in add_established_modes()
1315 do_standard_modes(struct detailed_timing *timing, void *c) in do_standard_modes() argument
1318 struct detailed_non_pixel *data = &timing->data.other_data; in do_standard_modes()
1319 struct drm_connector *connector = closure->connector; in do_standard_modes()
1320 struct edid *edid = closure->edid; in do_standard_modes()
1322 if (data->type == EDID_DETAIL_STD_MODES) { in do_standard_modes()
1324 for (i = 0; i < 6; i++) { in do_standard_modes()
1328 std = &data->data.timings[i]; in do_standard_modes()
1330 edid->revision); in do_standard_modes()
1333 closure->modes++; in do_standard_modes()
1340 * add_standard_modes - get std. modes from EDID and add them
1349 int i, modes = 0; in add_standard_modes()
1351 connector, edid, 0, 0, 0 in add_standard_modes()
1354 for (i = 0; i < EDID_STD_TIMINGS; i++) { in add_standard_modes()
1358 &edid->standard_timings[i], in add_standard_modes()
1359 edid->revision); in add_standard_modes()
1366 if (version_greater(edid, 1, 0)) in add_standard_modes()
1376 struct detailed_timing *timing) in drm_cvt_modes() argument
1378 int i, j, modes = 0; in drm_cvt_modes()
1380 struct drm_device *dev = connector->dev; in drm_cvt_modes()
1383 const u8 empty[3] = { 0, 0, 0 }; in drm_cvt_modes()
1385 for (i = 0; i < 4; i++) { in drm_cvt_modes()
1386 int width = 0, height; in drm_cvt_modes()
1387 cvt = &(timing->data.other_data.data.cvt[i]); in drm_cvt_modes()
1389 if (!memcmp(cvt->code, empty, 3)) in drm_cvt_modes()
1392 height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 4) + 1) * 2; in drm_cvt_modes()
1393 switch (cvt->code[1] & 0x0c) { in drm_cvt_modes()
1394 case 0x00: in drm_cvt_modes()
1397 case 0x04: in drm_cvt_modes()
1400 case 0x08: in drm_cvt_modes()
1403 case 0x0c: in drm_cvt_modes()
1409 if (cvt->code[2] & (1 << j)) { in drm_cvt_modes()
1411 rates[j], j == 0, in drm_cvt_modes()
1425 do_cvt_mode(struct detailed_timing *timing, void *c) in do_cvt_mode() argument
1428 struct detailed_non_pixel *data = &timing->data.other_data; in do_cvt_mode()
1430 if (data->type == EDID_DETAIL_CVT_3BYTE) in do_cvt_mode()
1431 closure->modes += drm_cvt_modes(closure->connector, timing); in do_cvt_mode()
1438 connector, edid, 0, 0, 0 in add_cvt_modes()
1450 do_detailed_mode(struct detailed_timing *timing, void *c) in do_detailed_mode() argument
1455 if (timing->pixel_clock) { in do_detailed_mode()
1456 newmode = drm_mode_detailed(closure->connector->dev, in do_detailed_mode()
1457 closure->edid, timing, in do_detailed_mode()
1458 closure->quirks); in do_detailed_mode()
1462 if (closure->preferred) in do_detailed_mode()
1463 newmode->type |= DRM_MODE_TYPE_PREFERRED; in do_detailed_mode()
1465 drm_mode_probed_add(closure->connector, newmode); in do_detailed_mode()
1466 closure->modes++; in do_detailed_mode()
1467 closure->preferred = 0; in do_detailed_mode()
1472 * add_detailed_modes - Add modes from detailed timings
1486 0 in add_detailed_modes()
1491 (edid->features & DRM_EDID_FEATURE_PREFERRED_TIMING); in add_detailed_modes()
1498 #define HDMI_IDENTIFIER 0x000C03
1499 #define AUDIO_BLOCK 0x01
1500 #define VIDEO_BLOCK 0x02
1501 #define VENDOR_BLOCK 0x03
1502 #define SPEAKER_BLOCK 0x04
1516 if (edid == NULL || edid->extensions == 0) in drm_find_cea_extension()
1520 for (i = 0; i < edid->extensions; i++) { in drm_find_cea_extension()
1522 if (edid_ext[0] == CEA_EXT) in drm_find_cea_extension()
1526 if (i == edid->extensions) in drm_find_cea_extension()
1535 * Returns its CEA Video ID code, or 0 if not found.
1542 for (mode = 0; mode < drm_num_cea_modes; mode++) { in drm_match_cea_mode()
1548 return 0; in drm_match_cea_mode()
1556 struct drm_device *dev = connector->dev; in do_cea_modes()
1558 int modes = 0; in do_cea_modes()
1561 cea_mode = (*mode & 127) - 1; /* CEA modes are numbered 1..127 */ in do_cea_modes()
1579 return db[0] & 0x1f; in cea_db_payload_len()
1585 return db[0] >> 5; in cea_db_tag()
1600 if (*end == 0) in cea_db_offsets()
1603 return -ERANGE; in cea_db_offsets()
1604 return 0; in cea_db_offsets()
1615 int modes = 0; in add_cea_modes()
1621 return 0; in add_cea_modes()
1641 connector->eld[5] |= (db[6] >> 7) << 1; /* Supports_AI */ in parse_hdmi_vsdb()
1642 connector->dvi_dual = db[6] & 1; in parse_hdmi_vsdb()
1645 connector->max_tmds_clock = db[7] * 5; in parse_hdmi_vsdb()
1647 connector->latency_present[0] = db[8] >> 7; in parse_hdmi_vsdb()
1648 connector->latency_present[1] = (db[8] >> 6) & 1; in parse_hdmi_vsdb()
1651 connector->video_latency[0] = db[9]; in parse_hdmi_vsdb()
1653 connector->audio_latency[0] = db[10]; in parse_hdmi_vsdb()
1655 connector->video_latency[1] = db[11]; in parse_hdmi_vsdb()
1657 connector->audio_latency[1] = db[12]; in parse_hdmi_vsdb()
1664 connector->dvi_dual, in parse_hdmi_vsdb()
1665 connector->max_tmds_clock, in parse_hdmi_vsdb()
1666 (int) connector->latency_present[0], in parse_hdmi_vsdb()
1667 (int) connector->latency_present[1], in parse_hdmi_vsdb()
1668 connector->video_latency[0], in parse_hdmi_vsdb()
1669 connector->video_latency[1], in parse_hdmi_vsdb()
1670 connector->audio_latency[0], in parse_hdmi_vsdb()
1671 connector->audio_latency[1]); in parse_hdmi_vsdb()
1677 if (t->data.other_data.type == EDID_DETAIL_MONITOR_NAME) in monitor_name()
1678 *(u8 **)data = t->data.other_data.data.str.str; in monitor_name()
1697 * drm_edid_to_eld - build ELD from EDID
1701 * Fill the ELD (EDID-Like Data) buffer for passing to the audio driver.
1703 * - Conn_Type
1704 * - HDCP
1705 * - Port_ID
1709 uint8_t *eld = connector->eld; in drm_edid_to_eld()
1713 int sad_count = 0; in drm_edid_to_eld()
1717 memset(eld, 0, sizeof(connector->eld)); in drm_edid_to_eld()
1727 for (mnl = 0; name && mnl < 13; mnl++) { in drm_edid_to_eld()
1728 if (name[mnl] == 0x0a) in drm_edid_to_eld()
1735 eld[0] = 2 << 3; /* ELD version: 2 */ in drm_edid_to_eld()
1737 eld[16] = edid->mfg_id[0]; in drm_edid_to_eld()
1738 eld[17] = edid->mfg_id[1]; in drm_edid_to_eld()
1739 eld[18] = edid->prod_code[0]; in drm_edid_to_eld()
1740 eld[19] = edid->prod_code[1]; in drm_edid_to_eld()
1746 start = 0; in drm_edid_to_eld()
1747 end = 0; in drm_edid_to_eld()
1767 /* HDMI Vendor-Specific Data Block */ in drm_edid_to_eld()
1784 * drm_av_sync_delay - HDMI/DP sink audio-video sync delay in millisecond
1791 int i = !!(mode->flags & DRM_MODE_FLAG_INTERLACE); in drm_av_sync_delay()
1794 if (!connector->latency_present[0]) in drm_av_sync_delay()
1795 return 0; in drm_av_sync_delay()
1796 if (!connector->latency_present[1]) in drm_av_sync_delay()
1797 i = 0; in drm_av_sync_delay()
1799 a = connector->audio_latency[i]; in drm_av_sync_delay()
1800 v = connector->video_latency[i]; in drm_av_sync_delay()
1806 return 0; in drm_av_sync_delay()
1810 * Treat unknown latency as 0ms. in drm_av_sync_delay()
1813 a = min(2 * (a - 1), 500); in drm_av_sync_delay()
1815 v = min(2 * (v - 1), 500); in drm_av_sync_delay()
1817 return max(v - a, 0); in drm_av_sync_delay()
1822 * drm_select_eld - select one ELD from multiple HDMI/DP sinks
1833 struct drm_device *dev = encoder->dev; in drm_select_eld()
1835 list_for_each_entry(connector, &dev->mode_config.connector_list, head) in drm_select_eld()
1836 if (connector->encoder == encoder && connector->eld[0]) in drm_select_eld()
1844 * drm_detect_hdmi_monitor - detect whether monitor is hdmi.
1847 * Parse the CEA extension according to CEA-861-B.
1877 * drm_detect_monitor_audio - check monitor audio capability
1897 has_audio = ((edid_ext[3] & EDID_BASIC_AUDIO) != 0); in drm_detect_monitor_audio()
1912 (edid_ext[i + j] >> 3) & 0xf); in drm_detect_monitor_audio()
1922 * drm_add_display_info - pull display info out if present
1935 info->width_mm = edid->width_cm * 10; in drm_add_display_info()
1936 info->height_mm = edid->height_cm * 10; in drm_add_display_info()
1939 info->bpc = 0; in drm_add_display_info()
1940 info->color_formats = 0; in drm_add_display_info()
1942 if (edid->revision < 3) in drm_add_display_info()
1945 if (!(edid->input & DRM_EDID_INPUT_DIGITAL)) in drm_add_display_info()
1951 info->cea_rev = edid_ext[1]; in drm_add_display_info()
1954 info->color_formats = DRM_COLOR_FORMAT_RGB444; in drm_add_display_info()
1956 info->color_formats |= DRM_COLOR_FORMAT_YCRCB444; in drm_add_display_info()
1958 info->color_formats |= DRM_COLOR_FORMAT_YCRCB422; in drm_add_display_info()
1962 if (edid->revision < 4) in drm_add_display_info()
1965 switch (edid->input & DRM_EDID_DIGITAL_DEPTH_MASK) { in drm_add_display_info()
1967 info->bpc = 6; in drm_add_display_info()
1970 info->bpc = 8; in drm_add_display_info()
1973 info->bpc = 10; in drm_add_display_info()
1976 info->bpc = 12; in drm_add_display_info()
1979 info->bpc = 14; in drm_add_display_info()
1982 info->bpc = 16; in drm_add_display_info()
1986 info->bpc = 0; in drm_add_display_info()
1990 info->color_formats |= DRM_COLOR_FORMAT_RGB444; in drm_add_display_info()
1991 if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB444) in drm_add_display_info()
1992 info->color_formats |= DRM_COLOR_FORMAT_YCRCB444; in drm_add_display_info()
1993 if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB422) in drm_add_display_info()
1994 info->color_formats |= DRM_COLOR_FORMAT_YCRCB422; in drm_add_display_info()
1998 * drm_add_edid_modes - add modes from EDID data, if available
2004 * Return number of modes added or 0 if we couldn't find any.
2008 int num_modes = 0; in drm_add_edid_modes()
2012 return 0; in drm_add_edid_modes()
2015 dev_warn(connector->dev->dev, "%s: EDID invalid.\n", in drm_add_edid_modes()
2017 return 0; in drm_add_edid_modes()
2024 * - preferred detailed mode in drm_add_edid_modes()
2025 * - other detailed modes from base block in drm_add_edid_modes()
2026 * - detailed modes from extension blocks in drm_add_edid_modes()
2027 * - CVT 3-byte code modes in drm_add_edid_modes()
2028 * - standard timing codes in drm_add_edid_modes()
2029 * - established timing codes in drm_add_edid_modes()
2030 * - modes inferred from GTF or CVT range information in drm_add_edid_modes()
2040 if (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF) in drm_add_edid_modes()
2047 drm_add_display_info(edid, &connector->display_info); in drm_add_edid_modes()
2054 * drm_add_modes_noedid - add modes for the connectors without EDID
2062 * Return number of modes added or 0 if we couldn't find any.
2067 int i, count, num_modes = 0; in drm_add_modes_noedid()
2069 struct drm_device *dev = connector->dev; in drm_add_modes_noedid()
2072 if (hdisplay < 0) in drm_add_modes_noedid()
2073 hdisplay = 0; in drm_add_modes_noedid()
2074 if (vdisplay < 0) in drm_add_modes_noedid()
2075 vdisplay = 0; in drm_add_modes_noedid()
2077 for (i = 0; i < count; i++) { in drm_add_modes_noedid()
2085 if (ptr->hdisplay > hdisplay || in drm_add_modes_noedid()
2086 ptr->vdisplay > vdisplay) in drm_add_modes_noedid()
2102 * drm_mode_cea_vic - return the CEA-861 VIC of a given mode
2106 * The VIC number, 0 in case it's not a CEA-861 mode.
2112 for (i = 0; i < drm_num_cea_modes; i++) in drm_mode_cea_vic()
2116 return 0; in drm_mode_cea_vic()