Lines Matching full:edid
44 #define version_greater(edid, maj, min) \ argument
45 (((edid)->version > (maj)) || \
46 ((edid)->version == (maj) && (edid)->revision > (min)))
53 * EDID blocks out in the wild have a variety of bugs, try to collect
90 struct edid *edid; member
175 /* Rotel RSX-1058 forwards sink's EDID but only does HDMI 1.1*/
590 * modes are old-school Mac modes. The EDID spec says the 1152x864@75 mode
1330 * drm_edid_header_is_valid - sanity check the header of the base EDID block
1331 * @raw_edid: pointer to raw base EDID block
1333 * Sanity check the header of the base EDID block.
1352 "Minimum number of valid EDID header bytes (0-8, default 6)");
1355 struct edid *edid);
1377 * drm_edid_block_valid - Sanity check the EDID block (base or extension)
1378 * @raw_edid: pointer to raw EDID block
1380 * @print_bad_edid: if true, dump bad EDID blocks to the console
1383 * Validate a base or extension EDID block and optionally dump bad blocks to
1392 struct edid *edid = (struct edid *)raw_edid; in drm_edid_block_valid() local
1413 DRM_DEBUG("Fixing EDID header, your hardware may be failing\n"); in drm_edid_block_valid()
1429 DRM_DEBUG("EDID checksum is invalid, remainder is %d\n", csum); in drm_edid_block_valid()
1433 DRM_NOTE("EDID checksum is invalid, remainder is %d\n", csum); in drm_edid_block_valid()
1442 if (edid->version != 1) { in drm_edid_block_valid()
1443 DRM_NOTE("EDID has major version %d, instead of 1\n", edid->version); in drm_edid_block_valid()
1447 if (edid->revision > 4) in drm_edid_block_valid()
1448 DRM_DEBUG("EDID minor > 4, assuming backward compatibility\n"); in drm_edid_block_valid()
1460 pr_notice("EDID block is all zeroes\n"); in drm_edid_block_valid()
1462 pr_notice("Raw EDID:\n"); in drm_edid_block_valid()
1473 * drm_edid_is_valid - sanity check EDID data
1474 * @edid: EDID data
1476 * Sanity-check an entire EDID record (including extensions)
1478 * Return: True if the EDID data is valid, false otherwise.
1480 bool drm_edid_is_valid(struct edid *edid) in drm_edid_is_valid() argument
1483 u8 *raw = (u8 *)edid; in drm_edid_is_valid()
1485 if (!edid) in drm_edid_is_valid()
1488 for (i = 0; i <= edid->extensions; i++) in drm_edid_is_valid()
1498 * drm_do_probe_ddc_edid() - get EDID information via I2C
1500 * @buf: EDID data buffer to be filled
1501 * @block: 128 byte EDID block to start fetching from
1502 * @len: EDID data buffer length to fetch
1504 * Try to fetch EDID information by calling I2C driver functions.
1561 u8 *edid, int num_blocks) in connector_bad_edid() argument
1569 "%s: EDID is invalid:\n", in connector_bad_edid()
1572 u8 *block = edid + i * EDID_LENGTH; in connector_bad_edid()
1588 /* Get override or firmware EDID */
1589 static struct edid *drm_get_override_edid(struct drm_connector *connector) in drm_get_override_edid()
1591 struct edid *override = NULL; in drm_get_override_edid()
1603 * drm_add_override_edid_modes - add modes from override/firmware EDID
1606 * Add modes from the override/firmware EDID, if available. Only to be used from
1608 * failed during drm_get_edid() and caused the override/firmware EDID to be
1615 struct edid *override; in drm_add_override_edid_modes()
1624 DRM_DEBUG_KMS("[CONNECTOR:%d:%s] adding %d modes via fallback override/firmware EDID\n", in drm_add_override_edid_modes()
1633 * drm_do_get_edid - get EDID data using a custom EDID block read function
1635 * @get_edid_block: EDID block read function
1639 * exposes a different interface to read EDID blocks this function can be used
1640 * to get EDID data using a custom block read function.
1646 * The EDID may be overridden using debugfs override_edid or firmare EDID
1648 * order. Having either of them bypasses actual EDID reads.
1650 * Return: Pointer to valid EDID or NULL if we couldn't find any.
1652 struct edid *drm_do_get_edid(struct drm_connector *connector, in drm_do_get_edid()
1658 u8 *edid, *new; in drm_do_get_edid() local
1659 struct edid *override; in drm_do_get_edid()
1665 if ((edid = kmalloc(EDID_LENGTH, GFP_KERNEL)) == NULL) in drm_do_get_edid()
1670 if (get_edid_block(data, edid, 0, EDID_LENGTH)) in drm_do_get_edid()
1672 if (drm_edid_block_valid(edid, 0, false, in drm_do_get_edid()
1675 if (i == 0 && drm_edid_is_zero(edid, EDID_LENGTH)) { in drm_do_get_edid()
1684 valid_extensions = edid[0x7e]; in drm_do_get_edid()
1686 return (struct edid *)edid; in drm_do_get_edid()
1688 new = krealloc(edid, (valid_extensions + 1) * EDID_LENGTH, GFP_KERNEL); in drm_do_get_edid()
1691 edid = new; in drm_do_get_edid()
1693 for (j = 1; j <= edid[0x7e]; j++) { in drm_do_get_edid()
1694 u8 *block = edid + j * EDID_LENGTH; in drm_do_get_edid()
1707 if (valid_extensions != edid[0x7e]) { in drm_do_get_edid()
1710 connector_bad_edid(connector, edid, edid[0x7e] + 1); in drm_do_get_edid()
1712 edid[EDID_LENGTH-1] += edid[0x7e] - valid_extensions; in drm_do_get_edid()
1713 edid[0x7e] = valid_extensions; in drm_do_get_edid()
1721 for (i = 0; i <= edid[0x7e]; i++) { in drm_do_get_edid()
1722 u8 *block = edid + i * EDID_LENGTH; in drm_do_get_edid()
1731 kfree(edid); in drm_do_get_edid()
1732 edid = new; in drm_do_get_edid()
1735 return (struct edid *)edid; in drm_do_get_edid()
1738 connector_bad_edid(connector, edid, 1); in drm_do_get_edid()
1740 kfree(edid); in drm_do_get_edid()
1761 * drm_get_edid - get EDID data, if available
1765 * Poke the given I2C channel to grab EDID data if possible. If found,
1768 * Return: Pointer to valid EDID or NULL if we couldn't find any.
1770 struct edid *drm_get_edid(struct drm_connector *connector, in drm_get_edid()
1773 struct edid *edid; in drm_get_edid() local
1781 edid = drm_do_get_edid(connector, drm_do_probe_ddc_edid, adapter); in drm_get_edid()
1782 if (edid) in drm_get_edid()
1783 drm_get_displayid(connector, edid); in drm_get_edid()
1784 return edid; in drm_get_edid()
1789 * drm_get_edid_switcheroo - get EDID data for a vga_switcheroo output
1795 * switch DDC to the GPU which is retrieving EDID.
1797 * Return: Pointer to valid EDID or %NULL if we couldn't find any.
1799 struct edid *drm_get_edid_switcheroo(struct drm_connector *connector, in drm_get_edid_switcheroo()
1803 struct edid *edid; in drm_get_edid_switcheroo() local
1806 edid = drm_get_edid(connector, adapter); in drm_get_edid_switcheroo()
1809 return edid; in drm_get_edid_switcheroo()
1814 * drm_edid_duplicate - duplicate an EDID and the extensions
1815 * @edid: EDID to duplicate
1817 * Return: Pointer to duplicated EDID or NULL on allocation failure.
1819 struct edid *drm_edid_duplicate(const struct edid *edid) in drm_edid_duplicate() argument
1821 return kmemdup(edid, (edid->extensions + 1) * EDID_LENGTH, GFP_KERNEL); in drm_edid_duplicate()
1825 /*** EDID parsing ***/
1828 * edid_vendor - match a string against EDID's obfuscated vendor field
1829 * @edid: EDID to match
1832 * Returns true if @vendor is in @edid, false otherwise
1834 static bool edid_vendor(const struct edid *edid, const char *vendor) in edid_vendor() argument
1838 edid_vendor[0] = ((edid->mfg_id[0] & 0x7c) >> 2) + '@'; in edid_vendor()
1839 edid_vendor[1] = (((edid->mfg_id[0] & 0x3) << 3) | in edid_vendor()
1840 ((edid->mfg_id[1] & 0xe0) >> 5)) + '@'; in edid_vendor()
1841 edid_vendor[2] = (edid->mfg_id[1] & 0x1f) + '@'; in edid_vendor()
1847 * edid_get_quirks - return quirk flags for a given EDID
1848 * @edid: EDID to process
1852 static u32 edid_get_quirks(const struct edid *edid) in edid_get_quirks() argument
1860 if (edid_vendor(edid, quirk->vendor) && in edid_get_quirks()
1861 (EDID_PRODUCT_ID(edid) == quirk->product_id)) in edid_get_quirks()
1998 struct edid *edid = (struct edid *)raw_edid; in drm_for_each_detailed_block() local
2000 if (edid == NULL) in drm_for_each_detailed_block()
2004 cb(&(edid->detailed_timings[i]), closure); in drm_for_each_detailed_block()
2030 /* EDID 1.4 defines this explicitly. For EDID 1.3, we guess, badly. */
2032 drm_monitor_supports_rb(struct edid *edid) in drm_monitor_supports_rb() argument
2034 if (edid->revision >= 4) { in drm_monitor_supports_rb()
2036 drm_for_each_detailed_block((u8 *)edid, is_rb, &ret); in drm_monitor_supports_rb()
2040 return ((edid->input & DRM_EDID_INPUT_DIGITAL) != 0); in drm_monitor_supports_rb()
2053 drm_gtf2_hbreak(struct edid *edid) in drm_gtf2_hbreak() argument
2056 drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r); in drm_gtf2_hbreak()
2061 drm_gtf2_2c(struct edid *edid) in drm_gtf2_2c() argument
2064 drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r); in drm_gtf2_2c()
2069 drm_gtf2_m(struct edid *edid) in drm_gtf2_m() argument
2072 drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r); in drm_gtf2_m()
2077 drm_gtf2_k(struct edid *edid) in drm_gtf2_k() argument
2080 drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r); in drm_gtf2_k()
2085 drm_gtf2_2j(struct edid *edid) in drm_gtf2_2j() argument
2088 drm_for_each_detailed_block((u8 *)edid, find_gtf2, &r); in drm_gtf2_2j()
2094 * @edid: EDID block to scan
2096 static int standard_timing_level(struct edid *edid) in standard_timing_level() argument
2098 if (edid->revision >= 2) { in standard_timing_level()
2099 if (edid->revision >= 4 && (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF)) in standard_timing_level()
2101 if (drm_gtf2_hbreak(edid)) in standard_timing_level()
2122 * @connector: connector of for the EDID block
2123 * @edid: EDID block to scan
2130 drm_mode_std(struct drm_connector *connector, struct edid *edid, in drm_mode_std() argument
2141 int timing_level = standard_timing_level(edid); in drm_mode_std()
2146 /* According to the EDID spec, the hdisplay = hsize * 8 + 248 */ in drm_mode_std()
2152 if (edid->revision < 3) in drm_mode_std()
2195 if (drm_monitor_supports_rb(edid)) { in drm_mode_std()
2221 if (drm_mode_hsync(mode) > drm_gtf2_hbreak(edid)) { in drm_mode_std()
2225 drm_gtf2_m(edid), in drm_mode_std()
2226 drm_gtf2_2c(edid), in drm_mode_std()
2227 drm_gtf2_k(edid), in drm_mode_std()
2228 drm_gtf2_2j(edid)); in drm_mode_std()
2240 * EDID is delightfully ambiguous about how interlaced modes are to be
2282 * drm_mode_detailed - create a new mode from an EDID detailed timing section
2284 * @edid: EDID block
2285 * @timing: EDID detailed timing info
2288 * An EDID detailed timing block contains enough info for us to create and
2292 struct edid *edid, in drm_mode_detailed() argument
2380 mode->width_mm = edid->width_cm * 10; in drm_mode_detailed()
2381 mode->height_mm = edid->height_cm * 10; in drm_mode_detailed()
2393 struct edid *edid, u8 *t) in mode_in_hsync_range() argument
2398 if (edid->revision >= 4) in mode_in_hsync_range()
2401 if (edid->revision >= 4) in mode_in_hsync_range()
2410 struct edid *edid, u8 *t) in mode_in_vsync_range() argument
2415 if (edid->revision >= 4) in mode_in_vsync_range()
2418 if (edid->revision >= 4) in mode_in_vsync_range()
2426 range_pixel_clock(struct edid *edid, u8 *t) in range_pixel_clock() argument
2433 if (edid->revision >= 4 && t[10] == 0x04) in range_pixel_clock()
2441 mode_in_range(const struct drm_display_mode *mode, struct edid *edid, in mode_in_range() argument
2447 if (!mode_in_hsync_range(mode, edid, t)) in mode_in_range()
2450 if (!mode_in_vsync_range(mode, edid, t)) in mode_in_range()
2453 if ((max_clock = range_pixel_clock(edid, t))) in mode_in_range()
2458 if (edid->revision >= 4 && t[10] == 0x04) in mode_in_range()
2462 if (mode_is_rb(mode) && !drm_monitor_supports_rb(edid)) in mode_in_range()
2487 drm_dmt_modes_for_range(struct drm_connector *connector, struct edid *edid, in drm_dmt_modes_for_range() argument
2495 if (mode_in_range(drm_dmt_modes + i, edid, timing) && in drm_dmt_modes_for_range()
2522 drm_gtf_modes_for_range(struct drm_connector *connector, struct edid *edid, in drm_gtf_modes_for_range() argument
2536 if (!mode_in_range(newmode, edid, timing) || in drm_gtf_modes_for_range()
2550 drm_cvt_modes_for_range(struct drm_connector *connector, struct edid *edid, in drm_cvt_modes_for_range() argument
2556 bool rb = drm_monitor_supports_rb(edid); in drm_cvt_modes_for_range()
2565 if (!mode_in_range(newmode, edid, timing) || in drm_cvt_modes_for_range()
2589 closure->edid, in do_inferred_modes()
2592 if (!version_greater(closure->edid, 1, 1)) in do_inferred_modes()
2599 closure->edid, in do_inferred_modes()
2603 if (!version_greater(closure->edid, 1, 3)) in do_inferred_modes()
2607 closure->edid, in do_inferred_modes()
2617 add_inferred_modes(struct drm_connector *connector, struct edid *edid) in add_inferred_modes() argument
2621 .edid = edid, in add_inferred_modes()
2624 if (version_greater(edid, 1, 0)) in add_inferred_modes()
2625 drm_for_each_detailed_block((u8 *)edid, do_inferred_modes, in add_inferred_modes()
2671 * add_established_modes - get est. modes from EDID and add them
2673 * @edid: EDID block to scan
2675 * Each EDID block contains a bitmap of the supported "established modes" list
2679 add_established_modes(struct drm_connector *connector, struct edid *edid) in add_established_modes() argument
2682 unsigned long est_bits = edid->established_timings.t1 | in add_established_modes()
2683 (edid->established_timings.t2 << 8) | in add_established_modes()
2684 ((edid->established_timings.mfg_rsvd & 0x80) << 9); in add_established_modes()
2688 .edid = edid, in add_established_modes()
2702 if (version_greater(edid, 1, 0)) in add_established_modes()
2703 drm_for_each_detailed_block((u8 *)edid, in add_established_modes()
2715 struct edid *edid = closure->edid; in do_standard_modes() local
2724 newmode = drm_mode_std(connector, edid, std); in do_standard_modes()
2734 * add_standard_modes - get std. modes from EDID and add them
2736 * @edid: EDID block to scan
2739 * GTF or CVT. Grab them from @edid and add them to the list.
2742 add_standard_modes(struct drm_connector *connector, struct edid *edid) in add_standard_modes() argument
2747 .edid = edid, in add_standard_modes()
2753 newmode = drm_mode_std(connector, edid, in add_standard_modes()
2754 &edid->standard_timings[i]); in add_standard_modes()
2761 if (version_greater(edid, 1, 0)) in add_standard_modes()
2762 drm_for_each_detailed_block((u8 *)edid, do_standard_modes, in add_standard_modes()
2830 add_cvt_modes(struct drm_connector *connector, struct edid *edid) in add_cvt_modes() argument
2834 .edid = edid, in add_cvt_modes()
2837 if (version_greater(edid, 1, 2)) in add_cvt_modes()
2838 drm_for_each_detailed_block((u8 *)edid, do_cvt_mode, &closure); in add_cvt_modes()
2855 closure->edid, timing, in do_detailed_mode()
2879 * @edid: EDID block to scan
2883 add_detailed_modes(struct drm_connector *connector, struct edid *edid, in add_detailed_modes() argument
2888 .edid = edid, in add_detailed_modes()
2893 if (closure.preferred && !version_greater(edid, 1, 3)) in add_detailed_modes()
2895 (edid->features & DRM_EDID_FEATURE_PREFERRED_TIMING); in add_detailed_modes()
2897 drm_for_each_detailed_block((u8 *)edid, do_detailed_mode, &closure); in add_detailed_modes()
2916 * Search EDID for CEA extension block.
2918 static u8 *drm_find_edid_extension(const struct edid *edid, int ext_id) in drm_find_edid_extension() argument
2923 /* No EDID or EDID extensions */ in drm_find_edid_extension()
2924 if (edid == NULL || edid->extensions == 0) in drm_find_edid_extension()
2928 for (i = 0; i < edid->extensions; i++) { in drm_find_edid_extension()
2929 edid_ext = (u8 *)edid + EDID_LENGTH * (i + 1); in drm_find_edid_extension()
2934 if (i == edid->extensions) in drm_find_edid_extension()
2941 static u8 *drm_find_displayid_extension(const struct edid *edid) in drm_find_displayid_extension() argument
2943 return drm_find_edid_extension(edid, DISPLAYID_EXT); in drm_find_displayid_extension()
2946 static u8 *drm_find_cea_extension(const struct edid *edid) in drm_find_cea_extension() argument
2956 cea = drm_find_edid_extension(edid, CEA_EXT); in drm_find_cea_extension()
2961 displayid = drm_find_displayid_extension(edid); in drm_find_cea_extension()
3214 add_alternate_cea_modes(struct drm_connector *connector, struct edid *edid) in add_alternate_cea_modes() argument
3222 if (!drm_find_cea_extension(edid)) in add_alternate_cea_modes()
3703 /* DisplayID CTA extension blocks and top-level CEA EDID in cea_db_offsets()
3713 * CEA EDID block defines byte 2 as: in cea_db_offsets()
3840 add_cea_modes(struct drm_connector *connector, struct edid *edid) in add_cea_modes() argument
3842 const u8 *cea = drm_find_cea_extension(edid); in add_cea_modes()
3867 /* Add 4:2:0(only) modes present in EDID */ in add_cea_modes()
3967 static int get_monitor_name(struct edid *edid, char name[13]) in get_monitor_name() argument
3972 if (!edid || !name) in get_monitor_name()
3975 drm_for_each_detailed_block((u8 *)edid, monitor_name, &edid_name); in get_monitor_name()
3987 * drm_edid_get_monitor_name - fetch the monitor name from the edid
3988 * @edid: monitor EDID information
3993 void drm_edid_get_monitor_name(struct edid *edid, char *name, int bufsize) in drm_edid_get_monitor_name() argument
4001 name_length = min(get_monitor_name(edid, buf), bufsize - 1); in drm_edid_get_monitor_name()
4020 * drm_edid_to_eld - build ELD from EDID
4022 * @edid: EDID to parse
4024 * Fill the ELD (EDID-Like Data) buffer for passing to the audio driver. The
4027 static void drm_edid_to_eld(struct drm_connector *connector, struct edid *edid) in drm_edid_to_eld() argument
4038 if (!edid) in drm_edid_to_eld()
4041 cea = drm_find_cea_extension(edid); in drm_edid_to_eld()
4047 mnl = get_monitor_name(edid, &eld[DRM_ELD_MONITOR_NAME_STRING]); in drm_edid_to_eld()
4055 eld[DRM_ELD_MANUFACTURER_NAME0] = edid->mfg_id[0]; in drm_edid_to_eld()
4056 eld[DRM_ELD_MANUFACTURER_NAME1] = edid->mfg_id[1]; in drm_edid_to_eld()
4057 eld[DRM_ELD_PRODUCT_CODE0] = edid->prod_code[0]; in drm_edid_to_eld()
4058 eld[DRM_ELD_PRODUCT_CODE1] = edid->prod_code[1]; in drm_edid_to_eld()
4114 * drm_edid_to_sad - extracts SADs from EDID
4115 * @edid: EDID to parse
4118 * Looks for CEA EDID block and extracts SADs (Short Audio Descriptors) from it.
4124 int drm_edid_to_sad(struct edid *edid, struct cea_sad **sads) in drm_edid_to_sad() argument
4130 cea = drm_find_cea_extension(edid); in drm_edid_to_sad()
4174 * drm_edid_to_speaker_allocation - extracts Speaker Allocation Data Blocks from EDID
4175 * @edid: EDID to parse
4178 * Looks for CEA EDID block and extracts the Speaker Allocation Data Block from it.
4185 int drm_edid_to_speaker_allocation(struct edid *edid, u8 **sadb) in drm_edid_to_speaker_allocation() argument
4191 cea = drm_find_cea_extension(edid); in drm_edid_to_speaker_allocation()
4257 * Convert raw EDID values to millisecond. in drm_av_sync_delay()
4271 * @edid: monitor EDID information
4277 bool drm_detect_hdmi_monitor(struct edid *edid) in drm_detect_hdmi_monitor() argument
4283 edid_ext = drm_find_cea_extension(edid); in drm_detect_hdmi_monitor()
4305 * @edid: EDID block to scan
4311 * audio' is not defined in EDID.
4315 bool drm_detect_monitor_audio(struct edid *edid) in drm_detect_monitor_audio() argument
4322 edid_ext = drm_find_cea_extension(edid); in drm_detect_monitor_audio()
4352 * @edid: EDID block to scan
4360 bool drm_rgb_quant_range_selectable(struct edid *edid) in drm_rgb_quant_range_selectable() argument
4365 edid_ext = drm_find_cea_extension(edid); in drm_rgb_quant_range_selectable()
4432 * * Availability of a HF-VSDB block in EDID (check) in drm_parse_hdmi_forum_vsdb()
4548 const struct edid *edid) in drm_parse_cea_ext() argument
4554 edid_ext = drm_find_cea_extension(edid); in drm_parse_cea_ext()
4582 /* A connector has no EDID information, so we've got no EDID to compute quirks from. Reset
4583 * all of the values which would have been set from EDID
4604 u32 drm_add_display_info(struct drm_connector *connector, const struct edid *edid) in drm_add_display_info() argument
4608 u32 quirks = edid_get_quirks(edid); in drm_add_display_info()
4612 info->width_mm = edid->width_cm * 10; in drm_add_display_info()
4613 info->height_mm = edid->height_cm * 10; in drm_add_display_info()
4619 if (edid->revision < 3) in drm_add_display_info()
4622 if (!(edid->input & DRM_EDID_INPUT_DIGITAL)) in drm_add_display_info()
4625 drm_parse_cea_ext(connector, edid); in drm_add_display_info()
4628 * Digital sink with "DFP 1.x compliant TMDS" according to EDID 1.3? in drm_add_display_info()
4630 * For such displays, the DFP spec 1.0, section 3.10 "EDID support" in drm_add_display_info()
4631 * tells us to assume 8 bpc color depth if the EDID doesn't have in drm_add_display_info()
4634 if ((info->bpc == 0) && (edid->revision < 4) && in drm_add_display_info()
4635 (edid->input & DRM_EDID_DIGITAL_TYPE_DVI)) { in drm_add_display_info()
4642 if (edid->revision < 4) in drm_add_display_info()
4645 switch (edid->input & DRM_EDID_DIGITAL_DEPTH_MASK) { in drm_add_display_info()
4670 DRM_DEBUG("%s: Assigning EDID-1.4 digital sink color depth as %d bpc.\n", in drm_add_display_info()
4674 if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB444) in drm_add_display_info()
4676 if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB422) in drm_add_display_info()
4776 struct edid *edid) in add_displayid_detailed_modes() argument
4785 displayid = drm_find_displayid_extension(edid); in add_displayid_detailed_modes()
4809 * drm_add_edid_modes - add modes from EDID data, if available
4811 * @edid: EDID data
4815 * can be derived from the edid.
4819 int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid) in drm_add_edid_modes() argument
4824 if (edid == NULL) { in drm_add_edid_modes()
4828 if (!drm_edid_is_valid(edid)) { in drm_add_edid_modes()
4830 dev_warn(connector->dev->dev, "%s: EDID invalid.\n", in drm_add_edid_modes()
4835 drm_edid_to_eld(connector, edid); in drm_add_edid_modes()
4842 quirks = drm_add_display_info(connector, edid); in drm_add_edid_modes()
4845 * EDID spec says modes should be preferred in this order: in drm_add_edid_modes()
4858 num_modes += add_detailed_modes(connector, edid, quirks); in drm_add_edid_modes()
4859 num_modes += add_cvt_modes(connector, edid); in drm_add_edid_modes()
4860 num_modes += add_standard_modes(connector, edid); in drm_add_edid_modes()
4861 num_modes += add_established_modes(connector, edid); in drm_add_edid_modes()
4862 num_modes += add_cea_modes(connector, edid); in drm_add_edid_modes()
4863 num_modes += add_alternate_cea_modes(connector, edid); in drm_add_edid_modes()
4864 num_modes += add_displayid_detailed_modes(connector, edid); in drm_add_edid_modes()
4865 if (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF) in drm_add_edid_modes()
4866 num_modes += add_inferred_modes(connector, edid); in drm_add_edid_modes()
4888 * drm_add_modes_noedid - add modes for the connectors without EDID
5251 /* if this is an EDID extension the first byte will be 0x70 */ in drm_parse_display_id()
5293 struct edid *edid) in drm_get_displayid() argument
5298 displayid = drm_find_displayid_extension(edid); in drm_get_displayid()