dist/drm/drm_edid.c

84 /* Force reduced-blanking timings for detailed modes */
102 	int modes;
229  * This table is copied from xfree86/modes/xf86EdidModes.c.
588  * These more or less come from the DMT spec.  The 720x400 modes are
590  * modes are old-school Mac modes.  The EDID spec says the 1152x864@75 mode
594  * The DMT modes have been fact-checked; the rest are mild guesses.
1532  * HDMI 1.4 4k modes. Index using the VIC.
1843  * drm_add_override_edid_modes - add modes from override/firmware EDID
1846  * Add modes from the override/firmware EDID, if available. Only to be used from
1851  * Return: The number of modes added or 0 if we couldn't find any.
1864 		DRM_DEBUG_KMS("[CONNECTOR:%d:%s] adding %d modes via fallback override/firmware EDID\n",
2118  * edid_fixup_preferred - set preferred modes based on quirk list
2123  * on existing modes and setting it anew for the right mode ala @quirks.
2487  * EDID is delightfully ambiguous about how interlaced modes are to be
2554 	/* ignore tiny modes */
2737 	int i, modes = 0;
2747 				modes++;
2752 	return modes;
2772 	int i, modes = 0;
2780 			return modes;
2790 		modes++;
2793 	return modes;
2800 	int i, modes = 0;
2809 			return modes;
2819 		modes++;
2822 	return modes;
2835 	closure->modes += drm_dmt_modes_for_range(closure->connector,
2845 		closure->modes += drm_gtf_modes_for_range(closure->connector,
2853 		closure->modes += drm_cvt_modes_for_range(closure->connector,
2875 	return closure.modes;
2881 	int i, j, m, modes = 0;
2898 					modes++;
2904 	return modes;
2914 		closure->modes += drm_est3_modes(closure->connector, timing);
2918  * add_established_modes - get est. modes from EDID and add them
2922  * Each EDID block contains a bitmap of the supported "established modes" list
2923  * (defined above).  Tease them out and add them to the global modes list.
2932 	int i, modes = 0;
2944 				modes++;
2953 	return modes + closure.modes;
2974 				closure->modes++;
2981  * add_standard_modes - get std. modes from EDID and add them
2985  * Standard modes can be calculated using the appropriate standard (DMT,
2991 	int i, modes = 0;
3004 			modes++;
3014 	return modes + closure.modes;
3020 	int i, j, modes = 0;
3057 					modes++;
3063 	return modes;
3073 		closure->modes += drm_cvt_modes(closure->connector, timing);
3089 	return closure.modes;
3111 		 * Detailed modes are limited to 10kHz pixel clock resolution,
3118 		closure->modes++;
3124  * add_detailed_modes - Add modes from detailed timings
3146 	return closure.modes;
3266 	 * variant for 240 and 480 line modes,
3406  * Calculate the alternate clock for HDMI modes (those from the HDMI vendor
3492 	int modes = 0;
3494 	/* Don't add CEA modes if the CEA extension block is missing */
3499 	 * Go through all probed modes and create a new mode
3500 	 * with the alternate clock for certain CEA modes.
3552 		modes++;
3555 	return modes;
3579 	/* CEA modes are numbered 1..127 */
3594  * do_y420vdb_modes - Parse YCBCR 420 only modes
3600  * which contains modes which can be supported in YCBCR 420
3606 	int modes = 0, i;
3623 		modes++;
3626 	if (modes > 0)
3628 	return modes;
3653 	int i, modes = 0;
3662 			 * gives the index of CEA modes from CEA VDB, which
3667 			 * Add YCBCR420 modes only if sink is HDMI 2.0 capable.
3673 			modes++;
3677 	return modes;
3715 	int modes = 0, i;
3735 			modes++;
3741 	return modes;
3767 	int modes = 0;
3776 			modes++;
3786 			modes++;
3796 			modes++;
3800 	return modes;
3809  * Parses the HDMI VSDB looking for modes to add to @connector. This function
3810  * also adds the stereo 3d modes when applicable.
3817 	int modes = 0, offset = 0, i, multi_present = 0, multi_len;
3845 		modes += add_hdmi_mandatory_stereo_modes(connector);
3859 		modes += add_hdmi_mode(connector, vic);
3888 				modes += add_3d_struct_modes(connector,
3935 				modes++;
3944 	if (modes > 0)
3946 	return modes;
4096 		/* All CEA modes support ycbcr420 sampling also.*/
4103 	 * This map indicates which of the existing CEA block modes
4111 	 * address 8 CEA modes, in this way this map can address
4132 	int modes = 0;
4147 				modes += do_cea_modes(connector, video, dbl);
4154 				/* Add 4:2:0(only) modes present in EDID */
4155 				modes += do_y420vdb_modes(connector,
4163 	 * We parse the HDMI VSDB after having added the cea modes as we will
4167 		modes += do_hdmi_vsdb_modes(connector, hdmi, hdmi_len, video,
4170 	return modes;
4702 	/* All CEA modes other than VIC 1 use limited quantization range. */
4820 	 * modes and forbids YCRCB422 support for all video modes per
5124  * drm_add_edid_modes - add modes from EDID data, if available
5128  * Add the specified modes to the connector's mode list. Also fills out the
5132  * Return: The number of modes added or 0 if we couldn't find any.
5155 	 * from sink info, before parsing CEA modes.
5160 	 * EDID spec says modes should be preferred in this order:
5162 	 * - other detailed modes from base block
5163 	 * - detailed modes from extension blocks
5164 	 * - CVT 3-byte code modes
5167 	 * - modes inferred from GTF or CVT range information
5203  * drm_add_modes_noedid - add modes for the connectors without EDID
5208  * Add the specified modes to the connector's mode list. Only when the
5211  * Return: The number of modes added or 0 if we couldn't find any.
5379 	 * HDMI spec says if a mode is found in HDMI 1.4b 4K modes
5382 	 * HDMI 1.4b 4K modes