i915/display/intel_display_params.c

1 // SPDX-License-Identifier: MIT
27  * Note: As a rule, keep module parameter sysfs permissions read-only
32  * debugfs mode to 0.
43 	 "Specify LVDS channel mode "
44 	 "(0=probe BIOS [default], 1=single-channel, 2=dual-channel)");
51 	"Override/Ignore selection of SDVO panel mode in the VBT "
52 	"(-2=ignore, -1=auto [default], index in VBT BIOS table)");
55 	"Enable power-saving display C-states. "
56 	"(-1=auto [default]; 0=disable; 1=up to DC5; 2=up to DC6; "
70 	"(-1=auto [default], 0=power wells always on, 1=power wells disabled when possible)");
76 	"(-1 force normal, 0 machine defaults, 1 force inversion), please "
78 	"to dri-devel@lists.freedesktop.org, if your machine needs it. "
83 	"Ignore/Override vswing pre-emph table selection from VBT "
89 …"(-1=use per-VBT LFP backlight type setting [default], 0=disabled, 1=enable, 2=force VESA interfac…
92 	"Force-enable the VGA load detect code for testing (default:false). "
96 	"Force a modeset during gpu reset for testing (default:false). "
106 	"Force enable atomic functionality on platforms that don't have full support yet.");
109 	"Enable multi-stream transport (MST) for new DisplayPort sinks. (default: true)");
113 	"(default: -1 (use per-chip default))");
118 	"Default: -1 (use per-chip default)");
133 	"(-1=use per-chip default, 0=disabled, 1=enabled, 2=match any register, 3=always locked) "
134 	"Default: -1");
180  * intel_display_params_dump - dump intel display modparams
190 #define PRINT(T, x, ...) _param_print(p, driver_name, #x, params->x);  in intel_display_params_dump()
213 #define DUP(T, x, ...) _param_dup(&dest->x);  in intel_display_params_copy()
233 #define FREE(T, x, ...) _param_free(&params->x);  in intel_display_params_free()