.panel_use_ssc = -1,
.vbt_sdvo_panel_type = -1,
.enable_rc6 = -1,
+ .enable_dc = -1,
.enable_fbc = -1,
.enable_execlists = -1,
.enable_hangcheck = true,
"For example, 3 would enable rc6 and deep rc6, and 7 would enable everything. "
"default: -1 (use per-chip default)");
+module_param_named_unsafe(enable_dc, i915.enable_dc, int, 0400);
+MODULE_PARM_DESC(enable_dc,
+ "Enable power-saving display C-states. "
+ "(-1=auto [default]; 0=disable; 1=up to DC5; 2=up to DC6)");
+
module_param_named_unsafe(enable_fbc, i915.enable_fbc, int, 0600);
MODULE_PARM_DESC(enable_fbc,
"Enable frame buffer compression for power savings "
module_param_named_unsafe(enable_ppgtt, i915.enable_ppgtt, int, 0400);
MODULE_PARM_DESC(enable_ppgtt,
"Override PPGTT usage. "
- "(-1=auto [default], 0=disabled, 1=aliasing, 2=full)");
+ "(-1=auto [default], 0=disabled, 1=aliasing, 2=full, 3=full with extended address space)");
module_param_named_unsafe(enable_execlists, i915.enable_execlists, int, 0400);
MODULE_PARM_DESC(enable_execlists,
MODULE_PARM_DESC(preliminary_hw_support,
"Enable preliminary hardware support.");
-module_param_named_unsafe(disable_power_well, i915.disable_power_well, int, 0600);
+module_param_named_unsafe(disable_power_well, i915.disable_power_well, int, 0400);
MODULE_PARM_DESC(disable_power_well,
"Disable display power wells when possible "
"(-1=auto [default], 0=power wells always on, 1=power wells disabled when possible)");